CN104146520A - Multifunctional chair - Google Patents
Multifunctional chair Download PDFInfo
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- CN104146520A CN104146520A CN201410407925.8A CN201410407925A CN104146520A CN 104146520 A CN104146520 A CN 104146520A CN 201410407925 A CN201410407925 A CN 201410407925A CN 104146520 A CN104146520 A CN 104146520A
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Abstract
The invention relates to the household article field, and relates to a multifunctional chair which comprises a chair seat, a foot pad fixed on the chair seat, a foot pad snap close apparatus and a foot pad ejection device. The foot pad ejection device comprises a hollow tube fixed on the lower end surface of the chair seat and a movable shaft arranged in the hollow tube in a movable mode, the outer end part of the movable shaft is hinged to the foot pad; the foot pad snap close apparatus comprises a snap close seat fixed on the lower end surface of the chair seat and a snap close plate fixed on the rear end surface of the foot pad, the snap close seat comprises a casing, a lock pin base plate arranged in the casing in the movable mode, and a pressure spring and two blocks of lock pin blocks arranged on the lock pin base plate; at least two chutes are arranged on the lock pin base plate, two lock pin blocks are respectively arranged in two chutes in a sliding mode, the outer end part of the lock pin block passes through the outside part of the casing, the pressure spring is arranged between the inner end parts of two blocks of the lock pin blocks; and a lock pin groove coupled with the outer end part of the lock pin block is arranged on the lock pinch plate. The multifunctional chair has novel structure, and can independently control the ejection and constriction of the foot pad, and the usage is convenient.
Description
Technical field
The present invention relates to household articles field, relate in particular to a kind of multifunction seat.
Background technology
Existing seat for its comfortableness design more and more value, therefore more existing seats can have one or more in following structure, comprise the chair back of the headrest that can adjust up and down, adjustable-angle and can provide support the foot-mat mechanism of foot's shank position.But with regard to the foot-mat mechanism of existing seat, it has the weak point of two aspects at least: 1, and existing foot-mat mechanism generally can be designed to and chair back interlock, and the chair back this foot pad of when layback can synchronous expansion, but when this kind of design will cause the chair back not swing back, foot pad can not launch, and applicability is not strong; 2, existing foot-mat mechanism fold poor effect, under collapse state, for the comfortableness of using, produce certain influence.
And the weak point that existing chair back adjustable seat exists is: when the chair back of seat regulates backward, whole the past rear-inclined of the center of gravity of chair meeting, when between the chair back and seat support, angle is excessive, user lies on the back and is easy on the seat make seat overturning backward, i.e. the not high potential safety hazard that exists of the stationarity of seat.
The weak point that the seat of the existing headrest that can adjust up and down exists is divided into two kinds of situations: a kind of situation is as disclosed a kind of height of headrest regulative mode in the publication number Chinese patent that is CN201718807U, be to be provided with oval slotted hole in headrest lower end, headrest is connected with described backboard by screw by the oval slotted hole of its lower end; But which headrest simple in structure, with low cost adjustment process relative complex; Another kind of situation, as disclose another kind of height of headrest regulative mode in the publication number Chinese patent that is CN103287297A, is carried out up-down adjustment by driven by motor worm screw to the height of resting the head on, and this structure makes to rest the head on easy to adjust; But problem part is: headrest adjusting structure is too complicated, and manufacturing cost is too high, and motor driving exists potential safety hazard.
In addition, all adopt mechanical switch on existing seat, with the form of physical mechanical, path is reached to the state of Push And Release, as the running water halter in the toggle switch of bulb in family, ordinary people family, mechanical switch is controlled by pure frame for movement; But the deficiency that the mechanical switch on existing seat exists is, mechanical switch generally only has a road output, function singleness.
For now, also without any a seat, can solve above-mentioned all technical problems simultaneously.
Summary of the invention
In order to address the above problem, the first object of the present invention is to provide a kind of multifunction seat of novel structure, and this multifunction seat at least can independently be controlled the ejection of foot pad or fold; The second object of the present invention is to provide a kind of improvement to the back regulating mechanism of this multifunction seat; The 3rd object of the present invention is to provide a kind of improvement of the headrest lifting structure for multifunction seat; The 4th object of the present invention is to provide a kind of novel structure, has three control switches of three tunnel outputs.
In order to realize above-mentioned object, the present invention has adopted following technical scheme:
A multifunction seat, comprises seat support and is fixed on foot pad, foot pad locker and the foot pad device for ejecting on seat support; Described foot pad device for ejecting comprises the hollow tube being fixed on seat support lower surface, and is movably arranged on the movable axis in hollow tube, and the outer end of movable axis is hinged on foot pad; Described foot pad locker comprises the snap close seat being fixed on seat support lower surface and the locking board that is fixed on foot pad rear end face, and snap close seat comprises that housing and movement are arranged on the lock pin base plate in housing, and is arranged on stage clip and two lock pin pieces on lock pin base plate; On lock pin base plate, be at least provided with two chutes, two chutes tilt, arrange in opposite directions, and two lock pin pieces are slidably arranged in respectively in two chutes, and the outer end of lock pin piece is located in the outside of housing, and stage clip is arranged between two lock pin piece inner ends; Described locking board is provided with the lock pin groove that the outer end with lock pin piece matches.
As preferably, in described hollow tube, be also provided with stage clip, the rearward end sealing of hollow tube, between the inner end and the rearward end of hollow tube of stage clip in movable axis; Stage clip, in compressive state, when the foot pad of movable axis outer end is not lived by snap close, drives the foot pad of movable axis and outer end thereof to eject by stage clip.
As preferably, the outer end of described movable axis is provided with threeway connector, and foot pad is provided with for snapping in the clamping seat of threeway connector, and threeway connector is hinged on clamping seat by bearing pin; Between described threeway connector and clamping seat, be provided with reduction torsion spring, the axis client of reduction torsion spring is fixed in threeway connector, and the outer end of reduction torsion spring and clamping seat offset.By reduction torsion spring, realize the turnover of foot pad, specifically: when foot pad is pinned by foot pad locker, reduction torsion spring is in deformation state; When foot pad locker unclamps, reduction torsion spring restores the elastic force producing to promote foot pad turnover, launches.
As preferably, also comprise base, the chair back and armrest seat; The lower end of described armrest seat is fixed on base, and the middle part of the chair back is hinged on armrest seat, and the bottom of the chair back is hinged in the rearward end of seat support by hinge; The lower end of described seat support is connected with armrest seat by chair base connecting device, chair base connecting device comprises and is fixed on the deck of armrest seat lower surface and is fixed on the U-rail on seat support lower surface, in deck, be provided with hole clipping and for limiting the stopping means of U-rail, U-rail is located in hole clipping and is connected with described stopping means.When wanting adjusting seat angle, need to apply external force to stopping means, make stopping means remove the restriction for U-rail, seat support is that leverage points can regulate front and back by U-rail along deck, when seat support moves forward, seat support front end upwarps, and under the chair back, turns over; Whole chair is realized backrest and seat support interlock, and comfort is good; And when turning under the chair back, seat support need move forward, and very little change in location only occurs the seat center of gravity after expansion, and therefore, the stationarity of seat is high, not prone to tip over.
As preferably, described hole clipping runs through the front and back end of deck, the limit pin hole communicating with hole clipping in deck, stopping means comprises spacer pin and the stage clip being arranged in limit pin hole, described U-rail is provided with a plurality of bearing pin buckling grooves, the outer end of spacer pin snaps in hole clipping and offsets with one of them the bearing pin buckling groove on U-rail, and inner end and the stage clip of spacer pin offset.By spacer pin, limit the movement of U-rail in the hole clipping of deck, stablize whole seat; When needs adjusting seat angle, can pull spacer pin by external force, remove spacer pin for the restriction of U-rail, after chair angle adjustment completes, remove external force, by stage clip elastic force, make spacer pin again limit U-rail.
As preferably, the chair back comprises chair back body, and chair back body is provided with headrest and headrest connector; Described chair back body upper end is provided with installing port, and the periphery along installing port on the medial surface of chair back main body is provided with assembly wall, and the left and right wall of assembly wall is provided with a plurality of connected screens grooves successively; The rearward end of described headrest connector is Access Division, and the left and right sides of Access Division is equipped with its headrest card arm being connected as a single entity, and between headrest card arm and Access Division, is provided with elastic compression space, headrest card arm be provided with assembly wall on the screens piece that matches of screens groove; Described headrest is fixed on the leading section of headrest connector, and the Access Division of headrest connector is connected in the installing port on chair back body, and the screens piece on headrest card arm is connected in the screens groove of assembly wall.The height of headrest of this seat is easy to adjust, only need headrest to apply power up or down, now, assembly wall in chair back main body between adjacent two screens grooves pushes for the headrest card arm on Access Division, headrest card arm is toward the internal strain of elastic compression space, and headrest can move up and down, and on headrest card arm, screens piece snaps in screens groove, headrest card arm restores, and height of headrest has regulated and fixed.
As preferably, the left and right edges of the installing port on described chair back body is between the wall of the left and right of assembly wall, and installing port is respectively provided with one discharged to projecting inward latch along its left and right edges; The Access Division of headrest connector is provided with the latch piece that mates clamping with latch.Only use headrest card arm to be fixed the height of headrest, its stability is not enough, is easy to become flexible; Therefore, one row's latch is set at installing port edge, on headrest connector, latch piece is set, latch piece moves on the latch that arranges and be buckled in installing port, by this structure, improve the bonding strength between headrest connector and chair back main body, and then raising product is stability.
As preferably, between described base and seat support, be provided with lifting air bar, the upper end of lifting air bar is provided with gas pole socket, between the armrest seat of both sides, be provided with bracing frame, the both ends of bracing frame are fixed on respectively the armrest seat lower end of both sides, bracing frame middle part is fixed on gas pole socket, and seat support, armrest seat and the chair back of base top all can carry out lifting by lifting air bar.
As preferably, in armrest seat, be provided with three control switching devices, described three control switching devices comprise the switch bracket being fixed in armrest seat, and be slidably arranged in the support skid on switch bracket, and be arranged on pin plate in operated key in support skid, operation and the first switching mechanism, second switch mechanism and the 3rd switching mechanism that are connected with pin plate in operation; In described operation, pin plate is fixed in support skid, and support skid is provided with installation through hole, and operated key is located in to be installed through hole and operated key and be connected in operation on pin plate; When operated key moves axially, operated key drives the first switching mechanism by pin plate in operation; When operated key laterally slides, operated key drives second switch mechanism or the 3rd switching mechanism by pin plate in operation.This three controls switch is by driving operated key, the motion state of operated key is converted into the motion state of pin plate in the operation with its clamping, and then drives the first switching mechanism or second switch mechanism or the 3rd switching mechanism by pin plate in operation; Therefore this three controls switch is realized three tunnels by pure frame for movement and is exported, powerful.
As preferably, in described operation, on pin plate, be provided with the first bayonet socket, the second bayonet socket and the 3rd bayonet socket; Described the first bayonet socket is corresponding with the installation through hole in support skid, and the rearward end of operated key is connected in the first bayonet socket; In the operation of the described first bayonet socket left and right sides, on pin plate, be arranged with the slide rail of above-below direction; Described the first switching mechanism comprises bonnet housing and first bracing wire of being drawn by bonnet housing lower end, the upper surface of bonnet housing is the high rear end of front end slanted floor face, described bonnet housing slides and is located on the slide rail of pin plate in operation, the inclined plane, upper end of bonnet housing and the rearward end of operated key offset, and the first bracing wire is connected with the lock pin base plate in snap close seat; Described the second bayonet socket is the ellipse of horizontally set, and second switch mechanism comprises transverse shifting body and second bracing wire of being drawn by transverse shifting end of body, and transverse shifting body is laterally slidably arranged in the second bayonet socket, and the second bracing wire is connected with the spacer pin in deck; Described the 3rd bayonet socket consists of the rake one of upper horizontal Access Division, lower horizontal Access Division and the upper horizontal Access Division of connection and lower horizontal Access Division; The 3rd switching mechanism comprises and vertically moves body and by the 3rd bracing wire that vertically moves end of body and draw, vertically move body and be slidably arranged in the 3rd bayonet socket, and the 3rd bracing wire is connected with the valve that is connected the lifting air bar on gas pole socket.When operated key moves axially (being pressed), inclined plane, the upper end extruding of the rearward end of operated key and bonnet housing, force bonnet housing up to slide along slide rail, bonnet housing pulls the first bracing wire when up sliding, the folding and unfolding of the first bracing wire is the first via output of this three controls switch, be used for connecting lock pin base plate, control foot pad and eject; When operated key transverse shifting, the inner of operated key drives pin plate in operation to move, the transverse shifting of the moving transverse shifting body of operation maincenter strip, and then realize the folding and unfolding of the second bracing wire, the folding and unfolding of the second bracing wire is the second tunnel output of this three controls switch, for connecting the spacer pin in deck, control seat support and angle of back-rest; When operated key transverse shifting, the inner of operated key drives pin plate in operation to move, operation maincenter strip is moving to be vertically moved body and moves in the 3rd bayonet socket, because the 3rd bayonet socket exists upper horizontal Access Division and lower horizontal Access Division, there is high low head, therefore realize and vertically move vertically moving of body, and then realize the folding and unfolding of the 3rd bracing wire, the folding and unfolding of the 3rd bracing wire is the Third Road output of this three controls switch, for connecting the valve of lifting air bar, controls whole the lifting of seat.
The present invention adopts technique scheme, and the foot pad locker of this multifunction seat and foot pad device for ejecting are all fixed on the lower surface of seat support; Wherein, foot pad device for ejecting is mainly used in foot pad when needs are used, to eject, launch, and foot pad locker is mainly used in foot pad to pin when needs fold.Overall structure is novel and with low cost, key be without with chair back interlock, the foot pad device for ejecting being equipped with by himself and foot pad locker can independently control that foot pad launches, folding, very convenient; And the foot pad under collapse state is locked in the lower surface of seat support, for whole, the comfort of chair can not exerted an influence.
Accompanying drawing explanation
Fig. 1 is structural representation one of the present invention.
Fig. 2 is structural representation two of the present invention.
Fig. 3 is structure diagram of the present invention.
Fig. 4 is the internal structure schematic diagram of deck.
Fig. 5 is the deployed condition schematic diagram of foot pad and associated mechanisms thereof.
Fig. 6 is the collapse state schematic diagram of foot pad and associated mechanisms thereof.
Fig. 7 is the A portion enlarged drawing of Fig. 6.
Fig. 8 is the detailed structure schematic diagram of foot pad.
Fig. 9 is the scheme of installation one of headrest connector and chair back main body.
Figure 10 is the scheme of installation two of headrest connector and chair back main body.
Figure 11 is the structural representation one of three control switching devices.
Figure 12 is the structural representation two of three control switching devices.
The specific embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the invention are described in further detail.
A kind of multifunction seat as shown in Fig. 1 ~ 12, the armrest seat 4 that comprises the base 1 in lower end and be arranged on seat support 2, the chair back 3 and the both sides of base 1 upper end.Base 1 is for being preferably five shape bases, and the inner end that comprises center loop bar 11, five wheel bars 12 and 13, five wheel bars 12 of five groups of runners arranges along the outer side surface rule of center loop bar 11, and five groups of runners 13 are arranged on respectively on the outer end of five wheel bars 12.Base 1 Shang center loop bar 11 is socketed in lifting air bar 5 lower ends, and the upper end of lifting air bar 5 is provided with gas pole socket 51.Between both sides armrest seat 4, be provided with bracing frame 41, the both ends of bracing frame 41 are fixed on respectively armrest seat 4 lower ends of both sides, bracing frame 41 middle parts are fixed on gas pole socket 51, be that armrest seat 4 is fixed on gas pole socket 51 and by gas bar and is moved up and down by bracing frame 41, in armrest seat 4, be provided with three control switching devices 6.
seat support:
The lower end of seat support 2 is connected with the armrest seat 4 of both sides by chair base connecting device, specifically chair base connecting device comprises and is fixed on the deck 42 of armrest seat 4 lower surfaces and is fixed on the U-rail 21 on seat support 2 lower surfaces, in deck 42, be provided with hole clipping 421 and limit pin hole 422, hole clipping 421 runs through the front and back end of deck 42, U-rail 21 is located in hole clipping 421, U-rail 21 can be the reinforcement metal muscle of U-shaped, and U-rail 21 is provided with a plurality of bearing pin buckling grooves 211; Limit pin hole 422 in deck 42 inside and limit pin hole 422 communicate with hole clipping 421 is vertical, in limit pin hole 422, be provided with spacer pin 423 and stage clip, the outer end of spacer pin 423 snaps in hole clipping 421 and offsets with one of them the bearing pin buckling groove 211 on U-rail 21, and inner end and the stage clip of spacer pin 423 offset.
foot pad:
On seat support 2, be also provided with foot pad 7, foot pad locker and two foot pad device for ejecting, described two foot pad device for ejecting are separately fixed at the left and right sides of seat support 2 lower surfaces, foot pad device for ejecting comprises the hollow tube 71 being fixed on seat support 2 lower surfaces, the rearward end sealing of hollow tube 71, the inside of hollow tube 71 is provided with movable axis 72 and stage clip, between the inner end and the rearward end of hollow tube 71 of stage clip in movable axis 72, the outside of the outer end of movable axis 72 in hollow tube 71, and the outer end of movable axis 72 is provided with threeway connector 73, the rear end of threeway connector 73 is socketed on the outer end of movable axis 72, the left side of threeway connector 73 is provided with axis hole 731, right side is provided with spacing draw-in groove, between the both ends of the surface of left and right, being provided with through hole communicates, the front end face of threeway connector 73 is arc surface.
Foot pad locker is arranged on two seat supports 2 between hollow tube 71, foot pad locker comprises the snap close seat 74 being fixed on seat support 2 lower surfaces, snap close seat 74 comprises housing 741 and the lock pin base plate 742 in housing 741 inside, stage clip and two lock pin pieces 743, the rear end of lock pin base plate 742 is connected with a bracing wire, lock pin base plate 742 is realized moving forward and backward in housing 741 by bracing wire folding and unfolding, lock pin base plate 742 is provided with two chute 742a, two chute 742a all tilt, arrange in opposite directions, distance between two chute 742a rearward end is greater than two distances between chute 742a leading section, on the lower surface of two lock pin pieces 743, be equipped with the cylindrical bump being connected as a single entity with it, two lock pin pieces 743 are slidably arranged in by cylindrical bump in the chute 742a of lock pin base plate 742 towards left and right sides setting and its lower end respectively, the outer end of lock pin piece 743 is located in the outside of housing 741, the front side of lock pin piece 743 outer ends is provided with the first clamping inclined-plane, stage clip is arranged between two lock pin pieces 743.
Foot pad 7 is provided with for snapping in two clamping seats 75 of threeway connector 73 and two locking boards 76 that match with snap close seat 74; Two clamping seats 75 are installed on respectively on the rear end face of the corresponding foot pad of movable axis 72 7 (on the outbound course in movable axis 72), threeway connector 73 passes through hole by bearing pin and is hinged on clamping seat 75, and clamping seat 75 is provided with the limited post 751 that the spacing draw-in groove with threeway connector 73 matches; Between threeway connector 73 and clamping seat 75, be also provided with reduction torsion spring 752, the inner of reduction torsion spring 752 is arranged in the axis hole 731 of threeway connector 73, and outer end and clamping seat 75 offset, and reduction torsion spring 752 be take its inner end as axle center work is out of shape, reseting movement.
Two locking boards 76 are fixed on the rear end face of foot pad 7 in opposite directions, two locking boards 76 are corresponding with the housing 741 of snap close seat 74 left and right sides respectively, and housing 741 width of the distance between two locking boards 76 and snap close seat 74 match, the second clamping inclined-plane 762 that locking board 76 is provided with arc lock pin chute 761 and arranges along the edge of arc lock pin chute 761 near the wall of snap close seat 74 1 sides, arc lock pin chute 761 inside are provided with lock pin groove 763 bottom.
During use, can select as required whether foot pad 7 to be ejected and used, when foot pad 7 draws in, need manually to foot pad 7, to apply one to the power of pusher, movable axis 72 is moved backward, for the stage clip in hollow tube 71, compress, when stage clip is in most compressed state, be that movable axis 72 is cannot continue to push time, rotate foot pad 7, foot pad 7 rotates along the bearing pin in threeway connector 73 by clamping seat 75, in this process, lock pin piece 743 on snap close seat 74 is because the first clamping inclined-plane on its outer end and the second clamping inclined-plane 762 on locking board 76 offset, push and then snap in arc lock pin chute 761, when foot pad 7 turns to maximum angle, slide and finally snap in lock pin groove 763 along arc lock pin chute 761 in the outer end of locking board 76, reach whole device radially with circumferential fixing, snap close, when foot pad 7 ejects, by bracing wire, pull lock pin base plate 742 to move backward, two lock pin pieces 743 move and close gradually along the chute 742a on lock pin base plate 742, now housing 741 inside are taken in the outer end of lock pin piece 743, the constraint for locking board 76 is removed in the outer end of lock pin piece 743, on the one hand, the thrust that movable axis 72 is subject to stage clip moves outward, and foot pad 7 is ejected, on the other hand, reduction torsion spring 752 carries out reseting movement along its inner for axle center, forces foot pad 7 to rotate, launch, when whole device is in complete deployed condition lower time, in the spacing draw-in groove of the limited post 751 on clamping seat 75 in threeway connector 73.
the chair back:
The chair back 3 comprises chair back main body 31, and chair back main body 31 is provided with 32 and two of headrests, and by sheet 33, the bottom of chair back main body 31 is hinged in seat support 2 rearward end by hinge, and the both sides of chair back main body 31 are hinged on the armrest seat 4 of both sides.Two backrests 33 are symmetrical set in chair back main body 31, for supporting user's back.Between two backrests 33 and chair back main body 31, by elastic caoutchouc part, be connected, specifically the front portion of elastic caoutchouc part is fixed on the rear end by sheet 33, the rear portion of elastic caoutchouc part is fixed on the insert arrangement arranging in chair back main body 31, by elastic caoutchouc part is set, by sheet 33, can realize four-degree-of-freedom twisting, to user, bring good back-supported effect, improved the comfort of chair.
The front panel upper end of chair back main body 31 is provided with installing port 311, and headrest 32 is fixed in the installing port 311 in chair back main body 31 by headrest connector 33; Specifically, the inside of chair back main body 31 is provided with along the periphery of installing port 311 assembly wall 312 that a circle is connected as a single entity with it, the upper lower limb of installing port 311 overlaps with the upper lower wall surface of assembly wall 312, and the left and right edges of installing port 311 is between the wall of the left and right of assembly wall 312; The left and right wall of assembly wall 312 is provided with the circular arc screens groove 313 of a plurality of continuous settings, and installing port 311 is respectively provided with to projecting inward row's latch 314 along its left and right edges.Headrest 32 is fixed on the outer end of headrest connector 33, the rearward end of headrest connector 33 is Access Division 331, Access Division 331 is provided with headrest card arm 332 and the latch piece 333 being connected as a single entity with it, latch piece 333 is four, be arranged on respectively on four of Access Division 331 rear end faces end angles, for installing port 311 in the mutual clamping of latch 314.Headrest card arm 332 is two, be arranged on respectively the left and right sides of Access Division 331, between headrest card arm 332 and Access Division 331, be provided with elastic compression space 334, the free end that headrest blocks arm 332 be provided with assembly wall 312 on the circular arc screens piece 335 that matches of circular arc screens groove 313.During installation, headrest 32 is fixed on the leading section of headrest connector 33, the inside of the Access Division, rear end 331 of headrest connector 33 in chair back main body 31, the rear plate of chair back main body 31 prevents becoming flexible on 331 fore-and-aft directions of Access Division; Now, the circular arc screens piece 335 on the headrest card arm 332 on Access Division 331 is on assembly wall 312 in one of them circular arc screens groove 313, and the latch piece 333 on Access Division 331 is connected between the adjacent latch 314 of installing port 311.
three control switching devices:
Three control switching devices 6 comprise the switch bracket 61 that is fixed on armrest seat 4 inside, and be slidably arranged in the support skid 62 on switch bracket 61, and be arranged on pin plate 65 in operated key 63 in support skid 62, operation keyseat 64, operation and the first switching mechanism, second switch mechanism and the 3rd switching mechanism that are connected with pin plate 65 in operation; Operation keyseat 64 is provided with operation keyway 641, and support skid 62 is provided with installs through hole 621, and shape, size that through hole 621 is installed equate with the cross section of operated key 63; Operation keyseat 64 is fixed in support skid 62, and the middle of through hole 621 respective operations keyways 641 is installed, and operated key 63 is located in to be installed through hole 621 and its outer face and through hole 621 is installed and is blocked; In operation, pin plate 65 is fixed on the rear end face of support skid 62, is provided with the first bayonet socket 651, the second bayonet socket 652 and the 3rd bayonet socket 653 in operation on pin plate 65.
the first switching mechanism:
The first bayonet socket 651 in operation on pin plate 65 is corresponding with the installation through hole 621 in support skid 62, the left and right sides of the first bayonet socket 651 is arranged with the slide rail 661 of two above-below directions, article two, slide rail 661 one are connected on the trailing flank of pin plate 65 in operation, article two, the bottom of slide rail 661 connects by connecting plate 662, and connecting plate 662 is provided with opening; In the operation of connecting plate 662 belows, pin plate 65 is provided with between 663, two L shaped plates 663 of two L shaped plates that are connected as a single entity with it and leaves gap through hole; The first switching mechanism comprises bonnet housing 664, the first bracing wire 665, the first bracing wire axle 666 and First Line cover 667, the upper surface of bonnet housing 664 is the high rear end of front end slanted floor face, the lower end of bonnet housing 664 is provided with and between the surface of the first bracing wire axis hole 668, the first bracing wire axis holes 668 and bonnet housing 664, is provided with the first bracing wire groove 669 and communicates; The first bracing wire 665 is located in First Line cover 667, and the first bracing wire axle 666 is arranged on the end of the first bracing wire 665, and the first bracing wire axle 666 is arranged in the first bracing wire axis hole 668 of bonnet housing 664; Wherein the slide rail 661 of a side is provided with the groove 660 corresponding with the first bracing wire axis hole 668, is convenient to the first bracing wire axle 666 of its inside to take out.
During installation, operated key 63 is arranged on installs through hole 621 when interior, and the rearward end of operated key 63 is through the first bayonet socket 651; Bonnet housing 664 slides and is located on the slide rail 661 of pin plate 65 in operation, and the inclined plane, upper end of bonnet housing 664 and the rearward end of operated key 63 offset; The first bracing wire axle 666 is arranged on the first bracing wire axis hole 668 in bonnet housing 664, the first bracing wire 665 is through the first bracing wire groove 669 straight down also by the opening on connecting plate 662, and the First Line in the first bracing wire 665 outsides cover 667 is through the gap through holes between two L shaped plates 663.When operated key 63 is pressed, the extruding of the inclined plane, upper end of the rearward end of operated key 63 and bonnet housing 664, forces bonnet housing 664 up to slide, and bonnet housing 664 up pulls the first bracing wire 665.In actual use, by the first bracing wire 665, be connected to lock pin base plate 742 rear ends in snap close seat 74, by operated key 63, press and pull the first bracing wire 665, by the first bracing wire 665, pull lock pin base plate 742, the constraint for locking board 76 is removed in the outer end of lock pin piece 743, and foot pad 7 ejects and launches.
second switch mechanism:
The cross section of the second bayonet socket 652 in operation on pin plate 65 is the ellipse that is horizontally set, and second switch mechanism comprises transverse shifting body 671, the second bracing wire 672, the second bracing wire axle and the second line cover 674; Transverse shifting body 671 is provided with near pin plate 65 1 sides in operation the slide block being connected as a single entity with it, and the slide block of transverse shifting body 671 is slidably arranged in the second bayonet socket 652 and realizes the horizontal slip of transverse shifting body 671; The outer end of transverse shifting body 671 is provided with the second bracing wire axis hole, is provided with the second bracing wire groove and communicates between the surface of the second bracing wire axis hole and transverse shifting body 671; The second bracing wire 672 is located in the second line cover 674, and the second bracing wire axle is arranged on the end of the second bracing wire 672, in the second bracing wire axis hole of the second bracing wire axle in transverse shifting body 671.During operation, operated key 63 is slidably arranged on switch bracket 61 by support skid 62, and the inner of operated key 63 drives pin plate 65 in operation to move, and in operation, pin plate 65 drives the transverse shifting of transverse shifting body 671, and then realizes the folding and unfolding of the second bracing wire 672.During actual use, the spacer pin 423 that the second bracing wire 672 connects in deck 42, operated key 63 laterally slides and pulls the second bracing wire 672, the second bracing wire 672 pulls spacer pin 423, make spacer pin 423 outer ends remove the constraint for the bearing pin buckling groove 211 on U-shaped brace rod 21, and then U-shaped brace rod 21 can be in the interior movement of hole clipping 421, angle of seat also changes, due to chair back main body and seat support hinged, so chair back subject angle also changes; As when U-shaped brace rod 21 moves forward, seat support front end upwarps, and chair back main body is turned over down, realizes backrest and seat support interlock, and integral body is similar to the chaise longue of expansion.
the 3rd switching mechanism:
The 3rd bayonet socket 653 in operation on pin plate 65 consists of the rake one of upper horizontal Access Division, lower horizontal Access Division and the upper horizontal Access Division of connection and lower horizontal Access Division; The 3rd switching mechanism comprises that vertically moving body 681, the 3rd bracing wire 682, the 3rd bracing wire axle 683 and the 3rd line overlaps 684; Vertically move body 681 and be provided with near pin plate 65 1 sides in operation the slide block being connected as a single entity with it, the slide block that vertically moves body 681 is slidably arranged in the 3rd bayonet socket 653, because the 3rd bayonet socket 653 exists upper horizontal Access Division and lower horizontal Access Division, there is high low head, therefore realize the longitudinal sliding motion that vertically moves body 681; The bottom that vertically moves body 681 is provided with the 3rd bracing wire axis hole, and the 3rd bracing wire axis hole is provided with the 3rd bracing wire groove between the surface of body 681 and communicates with vertically moving; The 3rd bracing wire 682 is located in the 3rd line cover 684, and the 3rd bracing wire axle 683 is arranged on the end of the 3rd bracing wire 682, and the 3rd bracing wire axle 683 is in vertically moving the 3rd bracing wire axis hole of body 681.During operation, operated key 63 is slidably arranged on switch bracket 61 by support skid 62, and the inner of operated key 63 drives pin plate 65 in operation to move, and in operation, pin plate 65 drives and vertically moves vertically moving of body 681, and then realizes the folding and unfolding of the 3rd bracing wire 682.During actual use, the 3rd bracing wire 682 connects the valve of the lifting air bar on gas pole socket 51, by the folding and unfolding of the 3rd bracing wire 682, controls valve switch, and then regulates gas bar height.
Claims (10)
1. a multifunction seat, is characterized in that: comprise seat support and be fixed on foot pad, foot pad locker and the foot pad device for ejecting on seat support; Described foot pad device for ejecting comprises the hollow tube being fixed on seat support lower surface, and is movably arranged on the movable axis in hollow tube, and the outer end of movable axis is hinged on foot pad; Described foot pad locker comprises the snap close seat being fixed on seat support lower surface and the locking board that is fixed on foot pad rear end face, and snap close seat comprises that housing and movement are arranged on the lock pin base plate in housing, and is arranged on stage clip and two lock pin pieces on lock pin base plate; On lock pin base plate, be at least provided with two chutes, two chutes tilt, arrange in opposite directions, and two lock pin pieces are slidably arranged in respectively in two chutes, and the outer end of lock pin piece is located in the outside of housing, and stage clip is arranged between two lock pin piece inner ends; Described locking board is provided with the lock pin groove that the outer end with lock pin piece matches.
2. a kind of multifunction seat according to claim 1, is characterized in that: in described hollow tube, be also provided with stage clip, the rearward end sealing of hollow tube, between the inner end and the rearward end of hollow tube of stage clip in movable axis.
3. a kind of multifunction seat according to claim 1, is characterized in that: the outer end of described movable axis is provided with threeway connector, and foot pad is provided with for snapping in the clamping seat of threeway connector, and threeway connector is hinged on clamping seat by bearing pin; Between described threeway connector and clamping seat, be provided with reduction torsion spring, the axis client of reduction torsion spring is fixed in threeway connector, and the outer end of reduction torsion spring and clamping seat offset.
4. according to a kind of multifunction seat described in any one in claim 1 ~ 3, it is characterized in that: also comprise base, the chair back and armrest seat; The lower end of described armrest seat is fixed on base, and the middle part of the chair back is hinged on armrest seat, and the bottom of the chair back is hinged in the rearward end of seat support by hinge; The lower end of described seat support is connected with armrest seat by chair base connecting device, chair base connecting device comprises and is fixed on the deck of armrest seat lower surface and is fixed on the U-rail on seat support lower surface, in deck, be provided with hole clipping and for limiting the stopping means of U-rail, U-rail is located in hole clipping and is connected with described stopping means.
5. a kind of multifunction seat according to claim 4, it is characterized in that: described hole clipping runs through the front and back end of deck, the limit pin hole communicating with hole clipping in deck, stopping means comprises spacer pin and the stage clip being arranged in limit pin hole, described U-rail is provided with a plurality of bearing pin buckling grooves, the outer end of spacer pin snaps in hole clipping and offsets with one of them the bearing pin buckling groove on U-rail, and inner end and the stage clip of spacer pin offset.
6. a kind of multifunction seat according to claim 4, is characterized in that: the chair back comprises chair back body, and chair back body is provided with headrest and headrest connector; Described chair back body upper end is provided with installing port, and the periphery along installing port on the medial surface of chair back main body is provided with assembly wall, and the left and right wall of assembly wall is provided with a plurality of connected screens grooves successively; The rearward end of described headrest connector is Access Division, and the left and right sides of Access Division is equipped with its headrest card arm being connected as a single entity, and between headrest card arm and Access Division, is provided with elastic compression space, headrest card arm be provided with assembly wall on the screens piece that matches of screens groove; Described headrest is fixed on the leading section of headrest connector, and the Access Division of headrest connector is connected in the installing port on chair back body, and the screens piece on headrest card arm is connected in the screens groove of assembly wall.
7. a kind of multifunction seat according to claim 6, is characterized in that: the left and right edges of the installing port on described chair back body is between the wall of the left and right of assembly wall, and installing port is respectively provided with one discharged to projecting inward latch along its left and right edges; The Access Division of headrest connector is provided with the latch piece that mates clamping with latch.
8. a kind of multifunction seat according to claim 4, it is characterized in that: between described base and seat support, be provided with lifting air bar, the upper end of lifting air bar is provided with gas pole socket, between the armrest seat of both sides, be provided with bracing frame, the both ends of bracing frame are fixed on respectively the armrest seat lower end of both sides, and bracing frame middle part is fixed on gas pole socket.
9. a kind of multifunction seat according to claim 8, it is characterized in that: in armrest seat, be provided with three control switching devices, described three control switching devices comprise the switch bracket being fixed in armrest seat, and be slidably arranged in the support skid on switch bracket, and be arranged on pin plate in operated key in support skid, operation and the first switching mechanism, second switch mechanism and the 3rd switching mechanism that are connected with pin plate in operation; In described operation, pin plate is fixed in support skid, and support skid is provided with installation through hole, and operated key is located in to be installed through hole and operated key and be connected in operation on pin plate; When operated key moves axially, operated key drives the first switching mechanism by pin plate in operation; When operated key laterally slides, operated key drives second switch mechanism or the 3rd switching mechanism by pin plate in operation.
10. described a kind of multifunction seat according to claim 9, is characterized in that: in described operation, on pin plate, be provided with the first bayonet socket, the second bayonet socket and the 3rd bayonet socket; Described the first bayonet socket is corresponding with the installation through hole in support skid, and the rearward end of operated key is connected in the first bayonet socket; In the operation of the described first bayonet socket left and right sides, on pin plate, be arranged with the slide rail of above-below direction; Described the first switching mechanism comprises bonnet housing and first bracing wire of being drawn by bonnet housing lower end, the upper surface of bonnet housing is the high rear end of front end slanted floor face, described bonnet housing slides and is located on the slide rail of pin plate in operation, the inclined plane, upper end of bonnet housing and the rearward end of operated key offset, and the first bracing wire is connected with the lock pin base plate in snap close seat; Described the second bayonet socket is the ellipse of horizontally set, and second switch mechanism comprises transverse shifting body and second bracing wire of being drawn by transverse shifting end of body, and transverse shifting body is laterally slidably arranged in the second bayonet socket, and the second bracing wire is connected with the spacer pin in deck; Described the 3rd bayonet socket consists of the rake one of upper horizontal Access Division, lower horizontal Access Division and the upper horizontal Access Division of connection and lower horizontal Access Division; The 3rd switching mechanism comprises and vertically moves body and by the 3rd bracing wire that vertically moves end of body and draw, vertically move body and be slidably arranged in the 3rd bayonet socket, and the 3rd bracing wire is connected with the valve that is connected the lifting air bar on gas pole socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410407925.8A CN104146520B (en) | 2014-08-19 | 2014-08-19 | Multifunctional chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410407925.8A CN104146520B (en) | 2014-08-19 | 2014-08-19 | Multifunctional chair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104146520A true CN104146520A (en) | 2014-11-19 |
| CN104146520B CN104146520B (en) | 2017-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410407925.8A Active CN104146520B (en) | 2014-08-19 | 2014-08-19 | Multifunctional chair |
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| CN (1) | CN104146520B (en) |
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| CN105520412A (en) * | 2016-01-11 | 2016-04-27 | 郭雪峰 | Multifunctional lifting ladder chair |
| CN107440374A (en) * | 2017-08-10 | 2017-12-08 | 张勇 | A kind of office chair |
| CN108338571A (en) * | 2018-05-15 | 2018-07-31 | 周辉 | A kind of manual seat leg rest mechanism |
| CN110313743A (en) * | 2018-03-28 | 2019-10-11 | 霍沃思公司 | The component that turns forward of chair seat |
| CN110664148A (en) * | 2019-04-18 | 2020-01-10 | 北京大倪实业有限公司 | Folding seat |
| CN112167878A (en) * | 2020-09-17 | 2021-01-05 | 海宁市德利家具有限公司 | Safety multifunctional sofa |
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| WO2010025319A1 (en) * | 2008-08-29 | 2010-03-04 | B/E Aerospace, Inc. | Integrated linkage/pinch guard system for leg rests |
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| CN105520412A (en) * | 2016-01-11 | 2016-04-27 | 郭雪峰 | Multifunctional lifting ladder chair |
| CN107440374A (en) * | 2017-08-10 | 2017-12-08 | 张勇 | A kind of office chair |
| CN110313743A (en) * | 2018-03-28 | 2019-10-11 | 霍沃思公司 | The component that turns forward of chair seat |
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| CN110664148A (en) * | 2019-04-18 | 2020-01-10 | 北京大倪实业有限公司 | Folding seat |
| CN112167878A (en) * | 2020-09-17 | 2021-01-05 | 海宁市德利家具有限公司 | Safety multifunctional sofa |
| CN112167878B (en) * | 2020-09-17 | 2022-03-25 | 海宁市德利家具有限公司 | Safety multifunctional sofa |
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| Publication number | Publication date |
|---|---|
| CN104146520B (en) | 2017-02-22 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Multifunctional seat Effective date of registration: 20210913 Granted publication date: 20170222 Pledgee: Zhejiang Anji Rural Commercial Bank Co.,Ltd. Tangpu sub branch Pledgor: DAKANG HOLDING GROUP Co.,Ltd. Registration number: Y2021330001545 |
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