CN104814837B - Medical electric transfer trolley - Google Patents

Medical electric transfer trolley Download PDF

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Publication number
CN104814837B
CN104814837B CN201510237376.9A CN201510237376A CN104814837B CN 104814837 B CN104814837 B CN 104814837B CN 201510237376 A CN201510237376 A CN 201510237376A CN 104814837 B CN104814837 B CN 104814837B
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CN
China
Prior art keywords
panel
car
car panel
surface plate
front truck
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201510237376.9A
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Chinese (zh)
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CN104814837A (en
Inventor
田雪
田瑞
田永建
田永朋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fu Hongnian
Sun Haiying
Tian Yongjian
Tian Yongming
Original Assignee
Yantai Yong Sheng Biotechnology Co Ltd
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Publication date
Application filed by Yantai Yong Sheng Biotechnology Co Ltd filed Critical Yantai Yong Sheng Biotechnology Co Ltd
Priority to CN201510237376.9A priority Critical patent/CN104814837B/en
Publication of CN104814837A publication Critical patent/CN104814837A/en
Application granted granted Critical
Publication of CN104814837B publication Critical patent/CN104814837B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention relates to a medical transfer device, in particular to a medical electric transfer trolley. The medical electric transfer trolley comprises a front trolley surface plate and a rear trolley surface plate, wherein the front trolley surface plate and the rear trolley surface plate are arranged on the top of a trolley surface plate frame. Trolley surface plate turnover devices which are used for driving the front trolley surface plate to overturn upwards and downwards are installed at the two ends of the rear trolley surface plate, a driving mechanism which is used for driving the rear trolley surface plate to move leftwards and rightwards in the horizontal direction is installed on the trolley surface plate frame, and a lifting mechanism which is used for driving the trolley surface plate frame to ascend and descend is installed at the bottom of the trolley surface plate frame, and installed on a chassis frame with center control trundles; a stretchable auxiliary supporting mechanism is further installed on the chassis frame, two stretchable trolley surface plate stretching arms are symmetrically arranged at the two ends of the trolley surface plate frame in the width direction, and the two sides of the rear trolley surface plate in the width direction are fixed to the trolley surface plate stretching arms. The medical electric transfer trolley is reasonable in structural design and convenient to use, can relieve the pain caused by bed changing of patients, and reduces the working intensity of medical staff.

Description

Medical electric transfer car(buggy)
Technical field
The present invention relates to a kind of Medical transport pushing device, and in particular to a kind of Medical electric transfer car(buggy).
Background technology
At present, Medical stretcher is made up of stretcher and go-cart two parts.During use, medical personnel will be suffered from by stretcher Person is transported to operating-table by sick bed, and patient is transported to sick bed, above-mentioned stretcher by stretcher by operating-table by postoperative gastroparesis personnel Need medical personnel repeatedly to move patient's operation to complete, be easy to cause patient unintentionally injury accident during bed is changed, Pain is brought to patient;It is simultaneously very high to the physical ability demand of medical personnel and family members, increased the work of medical personnel and family members Intensity.
The content of the invention
It is an object of the invention to the Medical stretcher for solving above-mentioned prior art presence is easy to trouble during bed is changed Person brings pain and increased the technical problem of the labor intensity of medical personnel and family members, there is provided a kind of reasonable in design, It is easy to use, patient can be reduced and change bed pain, mitigate the Medical electric transfer car(buggy) of medical personnel's working strength.
The present invention is achieved through the following technical solutions:
Medical electric transfer car(buggy), which is characterized in that including the front truck panel 8 above car panel rack 12, rear car face Plate 18, the two ends of rear car panel 18 are mounted on the car panel turning device for driving front truck panel 8 to spin upside down, car panel Drive mechanism for driving 18 horizontal direction of rear car panel to move left and right is installed on frame 12, the lower section of car panel rack 12 is installed There is the elevating mechanism for driving car panel rack 12 to lift, elevating mechanism is installed on the sole 9 with middle control castor 11, bottom Telescopic auxiliary support mechanism is also equipped with plate rail 9, the two ends of car panel rack 12 are symmetrically arranged with two in the width direction Telescopic car panel telescopic arm 5, the width both sides of rear car panel 18 are both secured on car panel telescopic arm 5;
It is inserted or pulled out below patient body for convenience, the horizontal section of the front truck panel 8 and rear car panel 18 Be it is outer it is thick in thin cambered design, front truck panel 8 is relative with rear car panel 18, and to connect rear upper surface be in camber, front truck panel 8 and The two ends of rear car panel 18 are symmetrically arranged with two vertical baffles 19 in the width direction;
The elevating mechanism includes being installed on two structure identical Lift Parts below car panel rack 12, Lift Part The vehicle frame lifting arm 10 that constitutes including being hinged by four support arms, it is respectively arranged in the in the same direction of car panel rack 12 and underbody plate rail 9 The slide rail 17 of inner side, four support arm places of being hinged are provided with connecting shaft 16, four ends of four support arms in same vertical direction Head is articulated with car panel rack 12, sole 9 by connecting shaft 16, four terminations in another vertical direction of four support arms It is to be slidably connected on slide rail 17;
The auxiliary support mechanism includes two telescopic balance supporting legs 3 for being installed on 9 length direction both sides of sole, Balance supporting leg motor 2 for driving balance supporting leg 3 flexible is installed on sole 9, one end of two balance supporting legs 3 is respectively mounted Have can the flexible balance push-rod electric machine 4 of vertical direction, the length direction two ends of underbody plate rail 9 are provided with for braking or releasing system Dynamic middle control brake pedal 15;
The drive mechanism includes the car panel drive motor 6 being installed on car panel rack 12, and car panel drive motor 6 connects Tape splicing move can the car panel driving arm 7 that moves left and right of horizontal direction, car panel driving arm 7 is connected with rear car panel 18;
The car panel turning device includes being installed on the upset motor 14 at the top of the vertical baffle 19 of rear car panel 18, turns over The connection of rotating motor 14 drives useful in the trip shaft 13 for driving 8 upset of front truck panel, the vertical gear of trip shaft 13 and front truck panel 8 Plate 19 links;
The front truck panel 8 and rear car panel 18 are provided with the locking mechanism lock 21 for the two locking is integrated.
The Medical electric transfer car(buggy) smart structural design of the present invention, sets at the top of two vertical baffles 19 of rear car panel 18 Car face turning device is equipped with, car face turning device can drive front truck panel 8 to be flipped up 180 °, makes front truck panel 8 and rear car face On same vertical plane, drive mechanism drives rear car panel 18 to move forward to plate 18, makes rear car panel 18 first insert patient Below body, then driven by drive mechanism and trouble is made below 180 ° of insertion patient's opposite side bodies of the reversion downwards of front truck panel 8 Front truck panel 8 that person is lain in after locking, above rear car panel 18, start elevating mechanism, car panel rack 12 rises, before driving Car panel 8, rear car panel 18 rise and leave 20 bed surface of sick bed, and car panel telescopic arm 5 is retracted on motor-driven transfer trolley, makes front truck face Plate 8, rear car panel 18 are located at the surface of car panel rack 12, and patient is painlessly moved on motor-driven transfer trolley by safety;
The mode of the upper and lower motor-driven transfer trolley of patient is operated conversely, when the motor-driven transfer trolley of the present invention leans against sick bed 20 or handss During art bed, two balance supporting legs 3 are stretched out, start balance push-rod electric machine 4, step middle control brake pedal 15, adjustment vehicle frame lifting Mechanism, starts car face telescopic arm 5 and the patient on lying at front truck panel 8 and rear car panel 18 is delivered on sick bed 20 or operation table, Start car face turning device to extract front truck panel 8 under patient body out, return car panel telescopic arm 5, extract rear car panel 18 out, Patient is moved on to by safety, painlessly on sick bed 20 or operating-table;
Post operation, drives front truck panel 8 to be flipped up 180 degree by car face turning device, is first inserted by rear car panel 18 Below patient body, then lie in patient by below front truck panel 8 downwards reversion 180 degree insertion patient's opposite side body again Before and after after locking above two panels car panel, start vehicle frame elevating mechanism, car panel rack 12 rises, so as to drive front truck panel 8, Rear car panel 18 rises and leaves operating-table bed surface, and car panel telescopic arm 5 is retracted on motor-driven transfer trolley, and patient is by safe no pain Move on motor-driven transfer trolley;
Patient is transported to into operating-table by sick bed with existing employing stretcher, postoperative gastroparesis personnel are by patient by operating-table Sick bed is transported to by stretcher, patient is caused unintentionally to injure during bed is changed, is brought pain to compare to patient, the present invention Medical electric transfer car(buggy) in the upper and lower sick bed of patient and operating-table, there is safety, no pain, time saving and energy saving, it is to avoid Patient causes secondary pain in upper and lower sick bed and operating-table, can substantially reduce the labor intensity of medical personnel and family members, carry The comfort level and safety of high patient transporting movement, can make the work efficiency of medical personnel improve more than 60%, and user Just, there is good application prospect in medical treatment and endowment field.
Description of the drawings
Fig. 1:The structural representation of Medical electric transfer car(buggy) of the present invention;
Fig. 2:Medical electric transfer car(buggy) use state schematic diagram of the present invention;
Fig. 3:The front view of Medical electric transfer car(buggy) of the present invention;
Fig. 4:The top view of Medical electric transfer car(buggy) of the present invention;
Fig. 5:The side view of Medical electric transfer car(buggy) of the present invention;
Fig. 6:The car face turning device of the present invention drives the structural representation that front truck panel is flipped up 180 °;
Fig. 7:The car face turning device of the present invention drives the structural representation that front truck panel downwardly turns over 180 °.
Specific embodiment
The specific embodiment of the present invention is provided below with reference to accompanying drawing, for the present invention is described further.
Embodiment 1
The Medical electric transfer car(buggy) of the present embodiment, refer to the attached drawing 1-7, including the lifting for driving car panel rack 12 to lift Mechanism, balance supporting leg motor 2, balance supporting leg 3, balance 4, two car panel telescopic arms 5, car panel drive motor 6 of push-rod electric machine, Car panel driving arm 7, front truck panel 8, rear car panel 18, located at front truck panel 8 and the two of 18 length direction two ends of rear car panel Individual vertical baffle 19, underbody plate rail 9, control in 4 of vehicle frame lifting arm 10 castor 11, car panel rack 12, car panel turning device, Upset motor 14, middle control castor 15,6, pedal connecting shaft 16,4 slide rail 17, locking mechanism 21;
, above car panel rack 12, car panel rack 12 is connected to bottom by elevating mechanism for front truck panel 8, rear car panel 18 On plate rail 9, the two ends of car panel rack 12 are symmetrically arranged with two car panel telescopic arms 5 in the width direction, and two car panels stretch Arm is cantilever, and each telescopic arm is symmetrically arranged on car panel rack 12, front truck panel 8, rear car panel 18 termination along its length Connect with car panel telescopic arm 5 respectively, rear panel car panel 18 is fixed on both sides car panels telescopic arm 5, and anter car panel 8 passes through Car panel turning device is placed on both sides car panels telescopic arm 5 indirectly, and front truck panel 8, rear car panel 18 are on car panel rack 12 Side, front truck panel 8, rear car panel 18 are pinned by locking mechanism or are unlocked, and are integrally formed similar bed board, front truck face in locking Plate 8, rear car panel 18 are rectangle car panel, and it is outer thick interior thin cambered design that profile meets principle of human engineering, convenient to suffer from It is inserted or pulled out below person's body, does not result in patient suffering and transport process patient body position is stable;Two balance supporting legs 3 are installed On underbody plate rail 9, front end is respectively provided with balance push-rod electric machine 4, after two balance supporting legs 3 all stretch out, starts balance and pushes away The contact of bar motor 4 ground forms supporting construction, steps middle control brake pedal 15, constitutes 6 points of stable layouts, prevents from using process Middle rollover, elevating mechanism also include four vehicle frame lifting arms, 10,6 connecting shafts 16 and four slide rails 17, and slide rail 17 is along chassis Inner side is arranged and is symmetrical set in the same direction for frame 9 and car panel rack 12, and the thrust that vehicle frame elevating mechanism is produced is lifted by vehicle frame Arm 10 rises or falls car panel rack 12;
Front truck panel 8 is flipped up 180 ° by upset motor 14, and rear car panel 18 is sent into patient's body by car panel telescopic arm 5 Below body, front truck panel 8 is downwardly turned over into 180 ° again then, front truck panel 8 is inserted below patient's opposite side body, now patient Lie on front truck panel 8, the combinatorial surface of rear car panel 18, slightly rise vehicle frame elevating mechanism, start car panel drive motor 6 by car face Front truck panel 8,18 support of rear car panel are carried patient and are recovered on motor-driven transfer trolley car panel rack 12 by plate actuating arm 7, are so designed that, Front truck panel 8 is flipped up when motor-driven transfer trolley load patients, is to allow out position and space to make rear car panel 18 first Below insertion patient body, then front truck panel 8 is driven to insert below patient's opposite side body by car face turning device.
Using method:During use, patient is lain on two panels front truck panel 8, rear car panel 18, now front truck panel 8, rear car Panel 18 is in locking states, and when motor-driven transfer trolley leans against sick bed 20 or operation table, two balance supporting legs 3 all stretch out, and open The contact of dynamic balancing push-rod electric machine 4 ground forms supporting construction, steps middle control brake pedal 15, constitutes 6 points of stable layouts, starts Vehicle frame elevating mechanism, elevating mechanism band motor-car panel rack 12 rise, so that front truck panel 8 is higher than sick bed 20 or operation bed surface, Start car panel drive motor 6, supported by car panel telescopic arm 5 and promoted front truck panel 8, rear car face with car panel driving arm 7 Plate 18 is transported to above sick bed 20 or operation table, and vehicle frame elevating mechanism will drop down onto bed surface under which, starts car face turning device upwards 180 ° of upset, extracts front truck panel 8 out, and rollback car panel telescopic arm 5 extracts rear car panel 18 out, and patient is moved by safety, painlessly To on sick bed 20 or operation table;
When Post operation or patient will go operation to need to leave sick bed 20(During motor-driven transfer trolley load patients), will be electronic Transfer car(buggy) leans against operation table or sick bed 20, and two balance supporting legs 3 all stretch out, and starts the balance contact of push-rod electric machine 4 ground and is formed Supporting construction, steps middle control brake pedal 15, constitutes 6 points of stable layouts, and starting elevating mechanism makes front truck panel 8 higher than operation Bed or 20 bed surface of sick bed, two car face turning devices drive front truck panel 8 to be flipped up 180 °, and car panel driving arm 7 is by rear car Panel 18 is first inserted below patient body, below 180 ° of insertion patient's opposite side bodies of the reversion downwards of anter car panel 8, makes patient The front truck panel 8 that lies in after locking, above rear car panel 18, start vehicle frame elevating mechanism two panels car panel and rise and leave operation table Face, car panel telescopic arm 5 are retracted on motor-driven transfer trolley, and patient is painlessly moved to electric rotating by safety without changing position On fortune car, send into ward and move again on sick bed 20.The mode operating process of the upper and lower Medical electric transfer car(buggy) of patient is contrary.
Above content is the further description done to the present invention with reference to specific preferred implementation, it is impossible to assert The present invention be embodied as be confined to these explanations.For the those of ordinary skill belonging to the present invention, without departing from this On the premise of invention thinking, simple deduction or replace can also be made, should all be considered as belonging to protection scope of the present invention.

Claims (7)

1. Medical electric transfer car(buggy), it is characterised in that include located at car panel rack(12)The front truck panel of top(8), rear car panel (18), rear car panel(18)Two ends be mounted on for driving front truck panel(8)The car panel turning device for spinning upside down, car Panel rack(12)On be provided with for driving rear car panel(18)The drive mechanism that horizontal direction is moved left and right, car panel rack(12) Lower section be provided with for band motor-car panel rack(12)The elevating mechanism of lifting, elevating mechanism are installed on middle control castor(11) Sole(9)On, sole(9)On be also equipped with telescopic auxiliary support mechanism, car panel rack(12)Two ends along wide Degree direction is symmetrically arranged with two telescopic car panel telescopic arms(5), rear car panel(18)Width both sides fix In car panel telescopic arm(5)On.
2. according to the Medical electric transfer car(buggy) described in claim 1, it is characterised in that the front truck panel(8)With rear car panel (18)Horizontal section be it is outer it is thick in thin cambered design, front truck panel(8)With rear car panel(18)It is relative to connect rear upper surface In camber, front truck panel(8)With rear car panel(18)Two ends be symmetrically arranged with two vertical baffles in the width direction(19).
3. according to the Medical electric transfer car(buggy) described in claim 1, it is characterised in that the elevating mechanism includes being installed on car face Grillage(12)Two structure identical Lift Parts of lower section, Lift Part include the vehicle frame liter for constituting that is hinged by four support arms Drop arm(10), be respectively arranged in car panel rack(12)With underbody plate rail(9)Inner side in the same direction slide rail(17), four support arms mutually cut with scissors The place of connecing is provided with connecting shaft(16), four terminations of four support arms in same vertical direction pass through connecting shaft(16)It is articulated with Car panel rack(12), sole(9)On, four terminations in another vertical direction of four support arms are to be slidably connected to slide rail (17) on.
4. according to the Medical electric transfer car(buggy) described in claim 1 or 3, it is characterised in that the auxiliary support mechanism includes installing In sole(9)Two telescopic balance supporting legs of length direction both sides(3), sole(9)On be provided with it is flat for driving Weighing apparatus supporting leg(3)Flexible balance supporting leg motor(2), one end of two balance supporting legs 3 is mounted on can flexible flat of vertical direction Weighing apparatus push-rod electric machine(4).
5. according to the Medical electric transfer car(buggy) described in claim 4, it is characterised in that the drive mechanism includes being installed on car face Grillage(12)On car panel drive motor(6), car panel drive motor(6)Connection drive have can horizontal direction move left and right Car panel driving arm(7), car panel driving arm(7)With rear car panel(18)It is connected.
6. according to the Medical electric transfer car(buggy) described in claim 2, it is characterised in that the car panel turning device includes installing In rear car panel(18)Vertical baffle(19)The upset motor at top(14), upset motor(14)Connection drives useful in drive Front truck panel(8)The trip shaft of upset(13), trip shaft(13)With front truck panel(8)Vertical baffle(19)Linkage.
7. according to the Medical electric transfer car(buggy) described in claim 1 or 6, it is characterised in that the front truck panel(8)And rear car face Plate(18)It is provided with the locking mechanism lock for the two locking is integrated(21).
CN201510237376.9A 2015-05-12 2015-05-12 Medical electric transfer trolley Expired - Fee Related CN104814837B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510237376.9A CN104814837B (en) 2015-05-12 2015-05-12 Medical electric transfer trolley

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Application Number Priority Date Filing Date Title
CN201510237376.9A CN104814837B (en) 2015-05-12 2015-05-12 Medical electric transfer trolley

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CN104814837B true CN104814837B (en) 2017-04-26

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106389018B (en) * 2016-11-10 2017-10-31 航天科工智能机器人有限责任公司 Medical scoop stretcher transfer car(buggy)
CN107393408B (en) * 2017-08-08 2019-10-18 东阳市刚刚电器销售有限公司 A kind of industrial equipment intelligent training equipment
CN108852649A (en) * 2018-07-26 2018-11-23 刘宗群 A kind of stretcher device that the intelligent electric on medical stretcher carriage slides

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5022105A (en) * 1989-08-04 1991-06-11 Michael Catoe Mobile lift-assisted patient transport device for field use
JPH04336064A (en) * 1991-05-10 1992-11-24 Paramount Bed Co Ltd Patient transferring bed
CN2270485Y (en) * 1996-02-02 1997-12-17 耿明亮 Translational safety transporting device for dangerous patient
CN200957150Y (en) * 2006-06-09 2007-10-10 林宋 Multifunctional hospital bed transpoting vehicle
NL2005343C2 (en) * 2010-09-13 2012-03-14 Ammercare B V SEAT WITH A DEVICE FOR TRANSFERRING A PATIENT FROM A BED TO THE SEAT.
CN202875639U (en) * 2012-09-17 2013-04-17 四川瑞迪医疗科技有限公司 Transport bed
CN103550035B (en) * 2013-11-21 2016-05-18 田瑞 Medical scoop stretcher car
CN204016670U (en) * 2014-07-18 2014-12-17 张立芳 Medical nursing transferring hospital bed
CN204655308U (en) * 2015-05-12 2015-09-23 田雪 Medical electric transfer car(buggy)

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Effective date of registration: 20170209

Address after: 264003 Yantai high tech Zone, Shandong Blue Ocean Software Park, building 1, No. 4

Applicant after: Yantai Yongjian Biological Technology Co.,Ltd.

Address before: 264000 Zhifu District, Shandong province pure benevolence Lane No. 10 -3

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Effective date of registration: 20190513

Address after: 264000 No. 408, Sideli 16, Zhifu District, Yantai City, Shandong Province

Co-patentee after: Tian Yongming

Patentee after: Tian Yongjian

Co-patentee after: Sun Haiying

Co-patentee after: Fu Hongnian

Address before: 264003 No.4 Building, Blue Sea Software Park, Yantai High-tech Zone, Shandong Province

Patentee before: Yantai Yongjian Biological Technology Co.,Ltd.

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Granted publication date: 20170426

CF01 Termination of patent right due to non-payment of annual fee