CN104061303B - There is the actuating device of Kuai Shi mechanism - Google Patents
There is the actuating device of Kuai Shi mechanism Download PDFInfo
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- CN104061303B CN104061303B CN201310089877.8A CN201310089877A CN104061303B CN 104061303 B CN104061303 B CN 104061303B CN 201310089877 A CN201310089877 A CN 201310089877A CN 104061303 B CN104061303 B CN 104061303B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/12—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types
- F16H37/124—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types for interconverting rotary motion and reciprocating motion
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- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
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Abstract
The present invention has about a kind of actuating device with Kuai Shi mechanism, comprises pedestal, electric motor, transmission rig, Kuai Shi mechanism, elastomeric component and switching mechanism, and electric motor and transmission rig connect pedestal, and electric motor has worm screw; Transmission rig comprises worm gear component, leading screw and bearing, and worm gear molding component has convex key; Kuai Shi mechanism comprises the first cylinder body and the 2nd cylinder body that are fixed in leading screw, and the 2nd cylinder body is provided with to be done chimeric transmission or depart from the keyway of transmission with convex key; Elastomeric component is folded between worm gear component and the 2nd cylinder body; Switching mechanism comprises the turn part being articulated in pedestal, and turn part has the moving arm pushed the 2nd cylinder body open and depart from the moment of torsion of worm gear component and transmit. The present invention structure essence simplified design, be easy to assembling combination and simple to operate.
Description
Technical field
The relevant a kind of actuating device of the present invention, espespecially a kind of actuating device with Kuai Shi mechanism.
Background technology
Linear actuating device (Actuator) is applied to electric hospital bed, the aspect such as treadmill, wheelchair, converts using the adjustment as height or elevation angle size, be suitable common and general; Wherein when sufferer is done first aid process, there is the Kuai Shi mechanism that actuating device is done quick release effect, sick bed can be made to adjust conversion rapidly, to strive for the most valuable gold rescue time, be then important topic that the present invention studies.
The known actuating device with Kuai Shi mechanism, as disclosed by Chinese invention patent notification number CN100552263C, it mainly comprises an electric motor, one transmission rig and a Kuai Shi mechanism, the worm screw that electric motor comprises a main body and stretches out from main center's convex, and transmission rig comprises a leading screw and is socketed on leading screw one end and the worm gear with aforementioned worm meshing transmission, Kuai Shi mechanism comprises two cylinder coupling components, a cylinder coupling components wherein is fixed in leading screw and follows rotation, another cylinder coupling components is fixed in worm gear and follows rotation, corresponding end at each cylinder coupling components is provided with torque transmission assemblies, utilize the clutch between each cylinder coupling components, make leading screw transmission or disengaging transmission together with worm gear.
But, the known actuating device with Kuai Shi mechanism, still have following problem points in actual use, owing to its complex structure, assembly are various, not only combine assembling to be not easy, and be also the expense not gift presented to a senior at one's first visit as a mark of esteem in each side such as material and processing of assembly, thus significantly improve its cost and cost. Another its to push mode to activate the clutch of each cylinder coupling components, suitable little of the reactive force produced, and cause the inconvenience that uses and operate.
Summary of the invention
One object of the present invention, is to provide a kind of actuating device with Kuai Shi mechanism, and it is by integrally-built essence simplified design, be not only easy to assemble combination and operation also suitable simple and convenient.
In order to solve the problems of the technologies described above, the present invention provides a kind of actuating device with Kuai Shi mechanism, comprising:
One pedestal;
One electric motor, connects this pedestal, and this electric motor has a worm screw;
One transmission rig, connects this pedestal, and this transmission rig comprises a worm gear component, a leading screw and a bearing, and this worm gear component is by this worm drive and forms plural convex key, and this worm gear component of this leading screw cross-under is also bearing in this pedestal by this bearing;
One Kuai Shi mechanism, it is set in this leading screw and it is formed in the side of this worm gear component, this Kuai Shi mechanism comprises the one first cylinder body being fixed in this leading screw and connects this first cylinder body and axially displaceable 1 the 2nd cylinder body, and the 2nd cylinder body is provided with to be done chimeric transmission respectively or depart from the plural keyway of transmission with respectively this convex key;
One elastomeric component, elastic clip is located between this worm gear component and the 2nd cylinder body; And
One switching mechanism, comprises the turn part being articulated in this pedestal, and this turn part has the moving arm pushed the 2nd cylinder body open and depart from the moment of torsion with this worm gear component and transmit.
Further, wherein this pedestal comprise a lower base and to should lower base cover close a upper pedestal, form mutually corresponding one to stud in the outside of this lower base He this upper pedestal, this turn part is a U-shaped, this moving arm is formed in the opening end of this turn part, and this turn part is articulated in this stud each respectively by a bolt.
Further, the motor casing that wherein this electric motor comprises a main body and supplies this main body accommodating, this main body has an electric component, and this worm screw is that the center from this electric component protrudes out, and this motor casing is connected to this pedestal.
Further, wherein this switching mechanism also comprises a cover cap, and this cover cap combines and this pedestal coated corresponding to this motor casing cover cap.
Further, wherein this switching mechanism also comprises a pull bar, and this cover cap has offered an axis hole, and this this axis hole of pull bar cross-under is also bearing in this cover cap by two axle beds, this pull bar between this two axle bed is connected with a hook portion, and this hook portion connects corresponding to the blind end of this turn part.
Further, wherein this worm gear component has protruded out an annular shelf towards the end face of this Kuai Shi mechanism, 2nd circle body end surface is extended with a convex ring, and this elastomeric component is a helical compression spring, and the two ends of this helical compression spring are socketed in this convex ring and this annular shelf respectively.
Further, wherein this transmission rig also comprises the expansion pipe connecing driving with the mutual spiral shell of this leading screw, and this leading screw is a non-self-lock-ing leading screw.
Further, wherein this leading screw has a positioning section, and this first cylinder body has a pilot hole, and this first cylinder body is fixed by socket this positioning section at this leading screw with this pilot hole.
Further, wherein the periphery of this first cylinder body be formed spacing ring around most spline keys, the 2nd cylinder is body formed the most grooves chimeric for these spline keys.
Further, wherein the 2nd cylinder body forms a gear ring away from the end of this first cylinder body, and with this moving arm, to keeping off, ring activates this turn part.
The present invention also provides a kind of actuating device with Kuai Shi mechanism, comprising:
One pedestal;
One electric motor, connects this pedestal, and this electric motor has a worm screw;
One transmission rig, connect this pedestal, this transmission rig comprises a worm gear component, a leading screw and a bearing, this worm gear component comprises the worm gear by this worm drive and connects this worm gear and follow an axle sleeve of rotation, this axle sleeve forms plural convex key, and this worm gear component of this leading screw cross-under is also bearing in this pedestal by this bearing;
One Kuai Shi mechanism, it is set in this leading screw and it is formed in the side of this worm gear component, this Kuai Shi mechanism comprises the one first cylinder body being fixed in this leading screw and connects this first cylinder body and axially displaceable 1 the 2nd cylinder body, and the 2nd cylinder body is provided with to be done chimeric transmission respectively or depart from the plural keyway of transmission with respectively this convex key;
One elastomeric component, elastic clip is located between this worm gear and the 2nd cylinder body; And
One switching mechanism, comprises the turn part being articulated in this pedestal, and this turn part has the moving arm pushed the 2nd cylinder body open and depart from the moment of torsion with this axle sleeve and transmit.
Further, wherein this pedestal comprise a lower base and to should lower base cover close a upper pedestal, form mutually corresponding one to stud in the outside of this lower base He this upper pedestal, this turn part is a U-shaped, this moving arm is formed in the opening end of this turn part, and this turn part is articulated in this stud each respectively through a bolt.
Further, the motor casing that wherein this electric motor comprises a main body and supplies this main body accommodating, this main body has an electric component, and this worm screw is that the center from this electric component protrudes out, and this motor casing is connected to this pedestal.
Further, wherein this switching mechanism also comprises a cover cap, and this cover cap combines and this pedestal coated corresponding to this motor casing cover cap.
Further, wherein this switching mechanism also comprises a pull bar, this cover cap offered an axis hole, this this axis hole of pull bar cross-under is also bearing in this cover cap by two axle beds, this pull bar between this two axle bed is connected with a hook portion, and this hook portion connects corresponding to the blind end of this turn part.
Further, wherein this worm gear has protruded out a carrier towards the end face of this Kuai Shi mechanism, and the 2nd circle body end surface is extended with a convex ring, and this elastomeric component is a helical compression spring, and the two ends of this helical compression spring are socketed in this convex ring and this carrier respectively.
Further, wherein pass through aperture has been offered at the center of this carrier, most chases of circular permutation are offered at this inner-wall surface running through hole, the end of this axle sleeve this worm gear contiguous is extended with the most convex bar of circular permutation, this axle sleeve with respectively this convex bar respectively to should respectively this chase cross-under of worm gear embedding solid, and be formed between the convex key of this carrier and this for the clearance space that the 2nd cylinder body freely rotates.
Further, wherein this transmission rig also comprises the expansion pipe connecing driving with the mutual spiral shell of this leading screw, and this leading screw is a non-self-lock-ing leading screw.
Further, wherein this leading screw has a positioning section, and this first cylinder body has a pilot hole, and this first cylinder body is fixed by socket this positioning section at this leading screw with this pilot hole.
Further, wherein the periphery of this first cylinder body be formed spacing ring around most spline keys, 2nd cylinder is body formed the most grooves chimeric for these spline keys, 2nd cylinder body forms a gear ring away from the end of this first cylinder body, and with this moving arm, to keeping off, ring activates this turn part.
The present invention also has following effect, owing to the 2nd cylinder body and worm gear component are in the process of release, can allow the side direction thrust that worm gear component need not bear turn part and applies, and make worm gear component that displacement situation not occur, be guaranteed the stable drive between worm gear and worm screw. It is buckled on turn part by pull bar, and the swing of arc is converted to linear movement, and significantly alleviate the pulling force applied needed for operator.
Accompanying drawing explanation
Fig. 1 is the combination schematic diagram of actuating device of the present invention.
Fig. 2 is the pedestal of the present invention, transmission rig and Kuai Shi mechanism three-dimensional exploded view.
Fig. 3 is the three-dimensional exploded view of the worm gear component of the present invention, elastomeric component and Kuai Shi mechanism.
Fig. 4 is the three-dimensional exploded view of actuating device of the present invention.
Fig. 5 is the assembled sectional view of actuating device of the present invention.
Fig. 6 be the present invention the non-start of switching mechanism before combination appearance figure.
Fig. 7 be the present invention the start of switching mechanism after combination appearance figure.
Fig. 8 is Fig. 7 assembled sectional view.
In figure, 10 ... pedestal
11 ... lower base
111,121 ... stud
12 ... upper pedestal
13 ... cavity volume
20 ... electric motor
21 ... main body
211 ... electric component
212 ... worm screw
22 ... motor casing
30 ... transmission rig
31 ... worm gear component
311 ... worm gear
312 ... carrier
313 ... run through hole
314 ... chase
315 ... axle sleeve
316 ... convex key
317 ... convex bar
318 ... clearance space
32 ... leading screw
321 ... positioning section
33 ... bearing
34 ... expansion pipe
40 ... Kuai Shi mechanism
41 ... first cylinder body
411 ... pilot hole
412 ... spline key
42 ... 2nd cylinder body
421 ... groove
422 ... gear ring
423 ... convex ring
424 ... keyway
50 ... elastomeric component
60 ... switching mechanism
61 ... cover cap
611 ... axis hole
612 ... axle bed
62 ... turn part
621 ... moving arm
63 ... pull bar
631 ... hook portion
70 ... outer tube
80 ... rear support.
Embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described, so that the technician of this area can better understand the present invention and can be implemented, but illustrated embodiment is not as a limitation of the invention.
Please refer to shown in Fig. 1 to Fig. 5, the present invention provides a kind of actuating device with Kuai Shi mechanism, comprises pedestal 10, electric motor 20, transmission rig 30, Kuai Shi mechanism 40, elastomeric component 50 and a switching mechanism 60.
Pedestal 10 comprises a lower base 11 and corresponding lower base 11 covers the upper pedestal 12 closed, a cavity volume 13 it is formed with between upper pedestal 12 and lower base 11, and upper pedestal 12 and lower base 11 are solid by the solid assembly cross-under spiral shell of the spiral shells such as screw, form in the outside of lower base 11 and upper pedestal 12 mutually corresponding one to stud 111,121.
The motor casing 22 that electric motor 20 comprises a main body 21 and supplies main body 21 accommodating, the worm screw 212 that main body 21 has an electric component 211 and the center from electric component 211 protrudes out, just makes worm screw 212 wear the cavity volume 13 into pedestal 10 inner when motor casing 22 is abutted against pedestal 10.
Transmission rig 30 comprises worm gear component 31, leading screw 32 and a bearing 33, worm gear component 31 comprises worm gear 311 and an axle sleeve 315, its bottom bracket axle 315 and worm gear 311 are can be one-body molded and form aforesaid worm gear component 31 (not shown go out), the worm gear 311 of the present embodiment is connect through group after indivedual making with axle sleeve 315 again, worm gear 311 is the driving by aforementioned worm screw 212, and 315, axle sleeve connects worm gear 311 and follows rotation. Protrude out an annular shelf 312 at worm gear 311 towards the end face of Kuai Shi mechanism 40, and offered pass through aperture 313 at the center of carrier 312, offer most chases 314 of circular permutation at the inner-wall surface running through hole 313. Axle sleeve 315 forms the plural convex key 316 of circular permutation away from the end of worm gear 311, the end of the contiguous worm gear 311 of axle sleeve 315 is extended with the most convex bar 317 of circular permutation, axle sleeve 315 is embedding solid with each chase 314 cross-under running through hole 313 of each convex bar 317 corresponding worm gear 311 respectively, and is formed with a clearance space 318 (as shown in Figure 5) between carrier 312 and convex key 316. Accommodating cavity volume 13 inside being fixed on pedestal 10 of bearing 33, one end of leading screw 32 is located in axle sleeve 315 and is bearing in pedestal 10 by bearing 33, and leading screw 32 has a positioning section 321. In addition, transmission rig 30 also comprises the mutual spiral shell with leading screw 32 and connects an expansion pipe 34 of driving, and this leading screw 32 is a non-self-lock-ing leading screw.
Kuai Shi mechanism 40 is set in leading screw 32 and is formed in worm gear 311 side of worm gear component 31, this Kuai Shi mechanism 40 comprises one first cylinder body 41 and one the 2nd cylinder body 42, first cylinder body 41 has a pilot hole 411, first cylinder body 41 is fixed by socket the positioning section 321 at leading screw 32 with pilot hole 411, so that rotating together each other, the periphery at the first cylinder body 41 be formed spacing ring around most spline keys 412. 2nd cylinder body 42 is socketed in the first cylinder body 41,2nd cylinder body 42 inwall forms for the chimeric most grooves 421 of aforementioned spline key 412, so that the 2nd cylinder body 42 can produce axial displacement relative to the first cylinder body 41, form a gear ring 422 at the 2nd cylinder body 42 away from the end of the first cylinder body 41. Separately it is extended with a convex ring 423 at the 2nd cylinder body 42 end face keeping off ring 422 side. Again, it is provided with the aforementioned each convex key 316 of confession respectively at the 2nd cylinder body 42 inwall keeping off ring 422 side and makes the chimeric plural keyway 424 of selectivity.
The elastomeric component 50 of the present embodiment is a helical compression spring, and its two ends are socketed in aforesaid convex ring 423 and aforesaid carrier 312 respectively, and elastic clip is located between worm gear 311 and the 2nd cylinder body 42.
Switching mechanism 60 comprises cover cap 61, turn part 62 and a pull bar 63, cover cap 61 combines and coated pedestal 10 corresponding to aforesaid motor casing 22 cover cap, turn part 62 is in a U-shaped, this turn part 62 is worn by assemblies such as bolts and is articulated in aforesaid each stud 111,121, opening end at turn part 62 has extended internally one pair of moving arm 621, and moving arm 621 is that the gear ring 422 corresponding to aforementioned 2nd cylinder body 42 arranges by this. Having offered an axis hole 611 at cover cap 61, pull bar 63 cross-under axis hole 611 is also bearing in cover cap 61 by two axle beds 612, and the pull bar 63 between two axle beds 612 is connected with a hook portion 631, and this hook portion 631 connects corresponding to the blind end of turn part 62.
The actuating device of the present invention also comprises outer tube 70 and a rear support 80, and its middle external tube 70 is set in the outer peripheral edge of expansion pipe 34, and its one end is fixed on motor casing 22 and the end of cover cap 61. Rear support 80 cross-under is fixed on pedestal 10 one end away from outer tube 70, and part region protrudes out the other end exposing motor casing 22 and cover cap 61.
Fig. 6 is pull bar 63 not yet combination schematic diagram before start, continuing consults shown in Fig. 7, pull bar 63 is pulled to move towards the direction away from rear support 80 during use, turn part 62 is made to produce turn with the hook portion 631 of pull bar 63, turn part 62 will to be articulated in each stud 111,121 as rotation center, moving arm 621 is made to promote the gear ring 422 of the 2nd cylinder body 42, and the 2nd cylinder body 42 is moved towards the direction of worm gear 311, now each convex key 316 of axle sleeve 315 and each keyway 424 of the 2nd cylinder body 42 will depart from moment of torsion transmission. Then, after expansion pipe 34 is pressed, military order leading screw 32 produces rotation, in the process of leading screw 32 rotation, the first cylinder body 41 will be driven to rotate together with the 2nd cylinder body 42 simultaneously, worm gear 311 and axle sleeve 315 then maintenance maintain static. Can learn that from Fig. 8 the region that the 2nd cylinder body 42 has a keyway 424 is done freely to rotate by the clearance space 318 between carrier 312 and convex key 316.
The above embodiment is only the preferred embodiment lifted for absolutely proving the present invention, and protection scope of the present invention is not limited to this. The equivalent replacement that those skilled in the art do on basis of the present invention or conversion, all within protection scope of the present invention. Protection scope of the present invention is as the criterion with claim book.
Claims (20)
1. one kind has the actuating device of Kuai Shi mechanism, it is characterised in that, comprising:
One pedestal;
One electric motor, connects this pedestal, and this electric motor has a worm screw;
One transmission rig, connects this pedestal, and this transmission rig comprises a worm gear component, a leading screw and a bearing, and this worm gear component is by this worm drive and forms plural convex key, and this worm gear component of this leading screw cross-under is also bearing in this pedestal by this bearing;
One Kuai Shi mechanism, it is set in this leading screw and it is formed in the side of this worm gear component, this Kuai Shi mechanism comprises the one first cylinder body being fixed in this leading screw and connects this first cylinder body and axially displaceable 1 the 2nd cylinder body, and the 2nd cylinder body is provided with to be done chimeric transmission respectively or depart from the plural keyway of transmission with respectively this convex key;
One elastomeric component, elastic clip is located between this worm gear component and the 2nd cylinder body; And
One switching mechanism, comprises the turn part being articulated in this pedestal, and this turn part has the moving arm pushed the 2nd cylinder body open and depart from the moment of torsion with this worm gear component and transmit.
2. there is the actuating device of Kuai Shi mechanism as claimed in claim 1, it is characterized in that, wherein this pedestal comprise a lower base and to should lower base cover close a upper pedestal, form mutually corresponding one to stud in the outside of this lower base He this upper pedestal, this turn part is a U-shaped, this moving arm is formed in the opening end of this turn part, and this turn part is articulated in this stud each respectively by a bolt.
3. there is the actuating device of Kuai Shi mechanism as claimed in claim 2, it is characterized in that, the motor casing that wherein this electric motor comprises a main body and supplies this main body accommodating, this main body has an electric component, this worm screw is that the center from this electric component protrudes out, and this motor casing is connected to this pedestal.
4. there is the actuating device of Kuai Shi mechanism as claimed in claim 3, it is characterised in that, wherein this switching mechanism also comprises a cover cap, and this cover cap combines and this pedestal coated corresponding to this motor casing cover cap.
5. there is the actuating device of Kuai Shi mechanism as claimed in claim 4, it is characterized in that, wherein this switching mechanism also comprises a pull bar, this cover cap has offered an axis hole, this this axis hole of pull bar cross-under is also bearing in this cover cap by two axle beds, this pull bar between this two axle bed is connected with a hook portion, and this hook portion connects corresponding to the blind end of this turn part.
6. there is the actuating device of Kuai Shi mechanism as claimed in claim 1, it is characterized in that, wherein this worm gear component has protruded out an annular shelf towards the end face of this Kuai Shi mechanism, 2nd circle body end surface is extended with a convex ring, this elastomeric component is a helical compression spring, and the two ends of this helical compression spring are socketed in this convex ring and this annular shelf respectively.
7. there is the actuating device of Kuai Shi mechanism as claimed in claim 1, it is characterised in that, wherein this transmission rig also comprises the expansion pipe connecing driving with the mutual spiral shell of this leading screw, and this leading screw is a non-self-lock-ing leading screw.
8. there is the actuating device of Kuai Shi mechanism as claimed in claim 1, it is characterised in that, wherein this leading screw has a positioning section, and this first cylinder body has a pilot hole, and this first cylinder body is fixed by socket this positioning section at this leading screw with this pilot hole.
9. there is the actuating device of Kuai Shi mechanism as claimed in claim 1, it is characterised in that, wherein the periphery of this first cylinder body be formed spacing ring around most spline keys, the 2nd cylinder is body formed the most grooves chimeric for these spline keys.
10. there is the actuating device of Kuai Shi mechanism as claimed in claim 1, it is characterised in that, wherein the 2nd cylinder body forms a gear ring away from the end of this first cylinder body, and with this moving arm, to keeping off, ring activates this turn part.
11. 1 kinds have the actuating device of Kuai Shi mechanism, it is characterised in that, comprising:
One pedestal;
One electric motor, connects this pedestal, and this electric motor has a worm screw;
One transmission rig, connect this pedestal, this transmission rig comprises a worm gear component, a leading screw and a bearing, this worm gear component comprises the worm gear by this worm drive and connects this worm gear and follow an axle sleeve of rotation, this axle sleeve forms plural convex key, and this worm gear component of this leading screw cross-under is also bearing in this pedestal by this bearing;
One Kuai Shi mechanism, it is set in this leading screw and it is formed in the side of this worm gear component, this Kuai Shi mechanism comprises the one first cylinder body being fixed in this leading screw and connects this first cylinder body and axially displaceable 1 the 2nd cylinder body, and the 2nd cylinder body is provided with to be done chimeric transmission respectively or depart from the plural keyway of transmission with respectively this convex key;
One elastomeric component, elastic clip is located between this worm gear and the 2nd cylinder body; And
One switching mechanism, comprises the turn part being articulated in this pedestal, and this turn part has the moving arm pushed the 2nd cylinder body open and depart from the moment of torsion with this axle sleeve and transmit.
12. have the actuating device of Kuai Shi mechanism as claimed in claim 11, it is characterized in that, wherein this pedestal comprise a lower base and to should lower base cover close a upper pedestal, form mutually corresponding one to stud in the outside of this lower base He this upper pedestal, this turn part is a U-shaped, this moving arm is formed in the opening end of this turn part, and this turn part is articulated in this stud each respectively through a bolt.
13. have the actuating device of Kuai Shi mechanism as claimed in claim 12, it is characterized in that, the motor casing that wherein this electric motor comprises a main body and supplies this main body accommodating, this main body has an electric component, this worm screw is that the center from this electric component protrudes out, and this motor casing is connected to this pedestal.
14. have the actuating device of Kuai Shi mechanism as claimed in claim 13, it is characterised in that, wherein this switching mechanism also comprises a cover cap, and this cover cap combines and this pedestal coated corresponding to this motor casing cover cap.
15. have the actuating device of Kuai Shi mechanism as claimed in claim 14, it is characterized in that, wherein this switching mechanism also comprises a pull bar, this cover cap offered an axis hole, this this axis hole of pull bar cross-under is also bearing in this cover cap by two axle beds, this pull bar between this two axle bed is connected with a hook portion, and this hook portion connects corresponding to the blind end of this turn part.
16. have the actuating device of Kuai Shi mechanism as claimed in claim 11, it is characterized in that, wherein this worm gear has protruded out a carrier towards the end face of this Kuai Shi mechanism, 2nd circle body end surface is extended with a convex ring, this elastomeric component is a helical compression spring, and the two ends of this helical compression spring are socketed in this convex ring and this carrier respectively.
17. have the actuating device of Kuai Shi mechanism as claimed in claim 16, it is characterized in that, wherein pass through aperture has been offered at the center of this carrier, most chases of circular permutation are offered at this inner-wall surface running through hole, the end of this axle sleeve this worm gear contiguous is extended with the most convex bar of circular permutation, this axle sleeve with respectively this convex bar respectively to should respectively this chase cross-under of worm gear embedding solid, and be formed between the convex key of this carrier and this for the clearance space that the 2nd cylinder body freely rotates.
18. have the actuating device of Kuai Shi mechanism as claimed in claim 11, it is characterised in that, wherein this transmission rig also comprises the expansion pipe connecing driving with the mutual spiral shell of this leading screw, and this leading screw is a non-self-lock-ing leading screw.
19. have the actuating device of Kuai Shi mechanism as claimed in claim 11, it is characterised in that, wherein this leading screw has a positioning section, and this first cylinder body has a pilot hole, and this first cylinder body is fixed by socket this positioning section at this leading screw with this pilot hole.
20. have the actuating device of Kuai Shi mechanism as claimed in claim 11, it is characterized in that, wherein the periphery of this first cylinder body be formed spacing ring around most spline keys, 2nd cylinder is body formed the most grooves chimeric for these spline keys, 2nd cylinder body forms a gear ring away from the end of this first cylinder body, and with this moving arm, to keeping off, ring activates this turn part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310089877.8A CN104061303B (en) | 2013-03-20 | 2013-03-20 | There is the actuating device of Kuai Shi mechanism |
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| CN201310089877.8A CN104061303B (en) | 2013-03-20 | 2013-03-20 | There is the actuating device of Kuai Shi mechanism |
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| CN104061303B true CN104061303B (en) | 2016-06-01 |
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| CN109083998B (en) * | 2018-07-10 | 2024-02-13 | 浙江捷昌线性驱动科技股份有限公司 | Switching device of quick release mechanism and linear actuator |
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| EP2444695A1 (en) * | 2010-10-25 | 2012-04-25 | Moteck Electric Corp. | Linear actuator driven by electric motor with quick release mechanism |
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