CN210013895U - Mechanical automatic locking and manual unlocking mechanism for linear motion - Google Patents
Mechanical automatic locking and manual unlocking mechanism for linear motion Download PDFInfo
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- CN210013895U CN210013895U CN201920873148.4U CN201920873148U CN210013895U CN 210013895 U CN210013895 U CN 210013895U CN 201920873148 U CN201920873148 U CN 201920873148U CN 210013895 U CN210013895 U CN 210013895U
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Abstract
The utility model particularly relates to a mechanical automatic locking and manual unlocking mechanism for linear motion, which comprises a fixed base; the movable chassis is movably arranged on the fixed base; the locking mechanism is arranged on the movable chassis and used for limiting the relative position between the movable chassis and the fixed base; the unlocking mechanism is connected with the locking mechanism and used for releasing the limitation of the relative position between the movable chassis and the fixed base; and the resetting mechanism is connected with the locking mechanism and enables the locking mechanism to automatically return to the locking initial state after the unlocking position is limited. The utility model relates to a pure mechanical mechanism, small and the action is reliable, can the automatic locking, manual unblock, and can automatic recovery lock initial condition after the manual unblock, guarantee the feasibility of mechanism automatic locking once more.
Description
Technical Field
The utility model belongs to the technical field of machinery, concretely relates to mechanical automatic locking and manual release mechanism for linear motion.
Background
Aiming at the existing mechanical mechanism requiring locking and unlocking, in order to improve the reliability of the mechanism, the mechanism is required to have the function of realizing manual unlocking while automatically realizing locking and unlocking, and the mechanism can automatically recover the initial state of automatic locking after manual unlocking, thereby ensuring the feasibility of automatic locking again. The existing mechanism has manual locking and unlocking functions, but has no automatic locking function, and is not convenient enough particularly in emergency. Or the mechanism can realize the functions but needs to be added with automatic electric components such as a motor and the like, so that the mechanism is large in size and cannot be installed in a limited space. Therefore, it is urgently needed to design a pure mechanical mechanism which has small volume and reliable action and can automatically lock and manually unlock.
The invention patent with publication number CN 103758830A specifically discloses a manual and automatic integrated locking and unlocking mechanism, which comprises a handle, a reduction gearbox, a gear steering gear, a left locking pin, a right locking pin and a gear rack cylinder, wherein the handle is connected with the input end of the reduction gearbox, the output end of the reduction gearbox is fixedly connected with a transmission gear in the gear steering gear, the transmission gear is fixedly connected with a gear in the gear rack cylinder through a transmission shaft, two output gears in the gear steering gear are respectively in threaded connection with the left locking pin and the right locking pin through a lead screw, and the rotation of the lead screw is converted into the relative or reverse linear movement of the left locking pin and the right locking pin along the axis of the lead screw. The locking and unlocking functions can be realized, meanwhile, manual operation and automatic operation can be switched according to working condition requirements, but the locking initial state cannot be automatically recovered after manual unlocking, and the mechanism cannot realize automatic locking again.
Disclosure of Invention
The utility model aims to solve the technical problem that overcome prior art not enough, provide a mechanical automatic locking and manual release mechanism for linear motion, as a pure mechanical mechanism, small and action are reliable, can automatic locking, manual unblock, and can automatic recovery lock initial condition after the manual unblock, guarantee the feasibility of mechanism automatic locking once more.
For solving the above technical problem, the utility model discloses a technical scheme who takes is:
a mechanical automatic locking and manual unlocking mechanism for linear motion comprises
A fixed base;
the movable chassis is movably arranged on the fixed base;
the locking mechanism is arranged on the movable chassis and used for limiting the relative position between the movable chassis and the fixed base;
the unlocking mechanism is connected with the locking mechanism and used for releasing the limitation of the relative position between the movable chassis and the fixed base;
and the resetting mechanism is connected with the locking mechanism and enables the locking mechanism to automatically return to the locking initial state after the unlocking position is limited.
Preferably, the locking mechanism comprises a locking base, a compression spring and a locking pin, the locking base is fixedly arranged on the movable chassis, one end part of the locking pin is movably arranged in the locking base, the other end part of the locking pin can penetrate through a pin hole on the movable chassis and the fixed chassis to be matched with each other for use so as to limit the relative position between the movable chassis and the fixed chassis, the compression spring is arranged between the locking base and one end part of the locking pin and acts on the locking pin to enable the locking pin to be always in an extending state, and the state is defined as a locking initial state.
Preferably, the mobile chassis is provided with two sets of locking mechanisms, the two sets of locking mechanisms are distributed on two opposite sides of the mobile chassis, a connecting line between the two sets of locking mechanisms is perpendicular to the moving direction of the mobile chassis, and one set of locking mechanism is connected with the reset mechanism.
Further preferably, the unlocking mechanism is connected to the locking mechanism by a gear transmission.
Preferably, the unlocking mechanism is positioned between the two locking mechanisms and comprises a main gear, a left gear connecting rod, a left roller, a left lever, a right gear connecting rod, a right roller, a right lever and a handle, wherein the handle is connected with the main gear, the main gear is meshed with the right gear, the right gear is meshed with the left gear, one end of the left gear connecting rod is connected with a left gear shaft of the left gear, the other end of the left gear connecting rod is rotatably provided with the left roller, the middle part of the left lever is rotatably arranged on the movable chassis, one end of the left lever is abutted against the lower part of the left roller, the other end of the left lever is connected with one locking pin, one end of the right gear connecting rod is connected with a right gear shaft of the right gear, the other end of the right lever is rotatably arranged on the movable chassis, one end of the right lever is, when the handle rotates, the main gear rotates to drive the right gear to rotate, the right gear drives the left gear to rotate, the gears rotate to drive the left and right gear connecting rods to rotate towards opposite directions, the left and right gear connecting rods act to drive the left and right rollers to roll on the left and right levers to generate downward movement distance, the locking pin is driven to move upwards, and unlocking is achieved.
Preferably, the resetting mechanism comprises a top shaft which is arranged on the movable chassis in a penetrating mode and can move up and down relative to the movable chassis, one end portion of the top shaft is connected with the locking pin through a connecting mechanism, a roller caster is arranged on the other end portion of the top shaft, a resetting compression spring is arranged between the roller caster and the movable chassis, a resetting guide block is arranged on the fixed base, and when the roller caster acts on the resetting guide block, the top shaft moves upwards and drives the locking pin to extend out through the connecting mechanism to be in a locking initial state.
Further preferably, the reset guide block comprises a top surface and two slope surfaces arranged along the moving direction of the moving chassis.
Preferably, a lowest portion of the locking pin in the locking initial state is higher than a highest portion of the reset guide block.
Preferably, the connecting mechanism comprises a top connecting plate, connecting arms, a pin shaft and a top plate, the top connecting plate is movably arranged on the locking base and is fixedly connected with the locking pin through a connecting screw, the connecting arms are hinged to the left side and the right side of the top connecting plate, the pin shaft penetrates through the connecting arms on the two sides, one end portion of the top plate installed on the hinge seat is matched with a pin shaft hole to form a hinge, and the other end portion of the top plate is in contact with one end portion of the top shaft.
Preferably, the fixed base is provided with a limiting block for limiting the moving range of the moving chassis in the moving direction of the moving chassis.
Due to the adoption of the technical scheme, compared with the prior art, the utility model have the following advantage:
1. the utility model discloses the mechanism includes the unable adjustment base, is equipped with the removal chassis on the unable adjustment base, and the removal chassis is equipped with locking mechanical system, release mechanism and canceling release mechanical system, can satisfy the concrete use sight of manual unblock after the mobile device requires mechanical automatic locking, and compare with traditional locking mechanical system, and little to the space requirement, simultaneously, the utility model discloses a pure mechanical structure, the locking reliability is high, can implement the reset function, guarantees that automatic locking is effective many times;
2. the utility model is provided with a limiting block on the fixed base to prevent the movable chassis from exceeding the moving range;
3. after the manual unlocking, the locking pin is restored to the initial locking state through the reset mechanism, and the locking pin has the advantages that the locking pin can be ensured to automatically enter the pin hole, and can extend out after the unlocking, so that the requirement of next automatic locking is met;
4. the utility model discloses possess two sets of locking mechanical system, distribute in removing the chassis both sides, one of them set of locking mechanical system links to each other with canceling release mechanical system, and its advantage lies in one set of canceling release mechanical system just can make the system resume the locking initial condition, satisfies the requirement of locking once more.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is a sectional view taken along line A-A in FIG. 2;
FIG. 4 is a side cross-sectional view of FIG. 1;
wherein: 1. a fixed base; 2. moving the chassis; 3. a reset mechanism; 4. a right locking mechanism; 5. an unlocking mechanism; 6. a left locking mechanism; 7. a top plate; 8. a hinge mount; 9. a pin shaft; 10. a connecting arm; 11. a right hinge mount; 12. a main bearing housing; 13. a main gear shaft; 14. a right bearing seat; 15. a right shaft sleeve; 16. a left shaft sleeve; 17. a left lever; 18. a left gear connecting rod; 19. a left roller; 20. a left gear; 21. a main gear; 22. a right gear; 23. a bearing seat; 24. A right gear connecting rod; 25. a right roller; 26. a right lever; 27. a top connection plate; 28. a locking base; 29. a connecting screw; 30. a compression spring; 31. a bushing; 32. a locking pin; 33. a right gear shaft; 34. a left gear shaft; 35. unlocking the bottom plate; 36. a base; 37. a top shaft; 38. a linear bearing; 39. a return compression spring; 40. a roller caster; 41. a handle; 42. a left bearing seat; 43. locking the guide block; 44. a limiting block; 45. fixing the bottom plate; 46. resetting the guide block; 47. a guide rail seat; 48. a guide rail slider 49, a guide rail; 50. and a left hinge base.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples. For clarity of disclosure, the terms "upper" and "lower" are defined herein with respect to the stationary base. The term "upper" refers to the location of an element away from a fixed base. The term "lower" refers to the location of an element near a fixed base. The terms "front" and "rear" are defined herein with respect to the direction of movement of the moving chassis. The term "front" refers to a position of an element near to the upper side and far from the lower side in the moving direction of the moving chassis in fig. 1; the term "rear" refers to a position of an element that is close to below and far from above in the moving direction of the moving chassis in fig. 1.
The utility model relates to a mechanical automatic locking and manual unlocking mechanism for linear motion, which comprises a fixed base 1; a movable chassis 2 movably disposed on the fixed base 1; a locking mechanism arranged on the movable chassis 2 and used for limiting the relative position between the movable chassis 2 and the fixed base 1; the unlocking mechanism 5 is connected with the locking mechanism and used for releasing the limitation of the relative position between the movable chassis 2 and the fixed base 1; and a reset mechanism 3 connected to the lock mechanism and automatically restoring the lock mechanism to an initial lock state after the lock mechanism is released from the position limitation.
The locking mechanism can be arranged into 1 set or 2 sets, and in order to realize the stability of the locked structure, the locking mechanism is arranged into 2 sets.
The structure of the present invention will be described in further detail below.
As shown in fig. 1 to 4, the utility model relates to a mechanical automatic locking and manual unlocking mechanism for linear motion, including unable adjustment base 1, removal chassis 2, canceling release mechanical system 3, right locking mechanical system 4, release mechanism 5, left locking mechanical system 6. The left locking mechanism 6 and the right locking mechanism 4 are respectively arranged at the left side and the right side of the rear part of the movable chassis 2, and the unlocking mechanism 5 is positioned between the two. The right locking mechanism 4, the unlocking mechanism 5 and the left locking mechanism 6 are positioned on the same straight line, and the straight line direction is vertical to the moving direction of the moving chassis 2. The right locking mechanism 4 is connected with the reset mechanism 3, and the connecting line direction of the two mechanisms is parallel to the moving direction of the moving chassis 2.
The fixed base 1 includes a fixed base plate 45, a rail seat 47 provided on the fixed base plate 45 in the front-rear direction, and a rail 49 mounted on the rail seat 47. The fixed base 1 is provided with a limiting block 44 at the front end and the rear end of the guide rail seat 47 respectively to prevent the movable chassis 2 from exceeding the moving range. A return guide block 46 and a lock guide block 43 are provided on a fixing base plate 45 of the fixing base 1. The locking guide 43 is higher than the reset guide 46. The reset guide block 46 and the locking guide block 43 each include a top surface, a front slope surface arranged in front of the top surface and extending forward and downward, and a rear slope surface arranged behind the top surface and extending backward and downward, the top surface is a plane, the front slope surface can be a plane or a curved surface, and the rear slope surface can be a plane or a curved surface. The locking guide block 43 is provided with a pin hole on the top surface.
The movable chassis 2 comprises a base 36, a guide rail slide block 48 is arranged on the base 36, and the guide rail slide block 48 is arranged on a guide rail 49 in a sliding manner. The movable chassis 2 is movably arranged on the fixed base 1 through the matching of the guide rail slide block 48 and the guide rail 49.
The left locking mechanism 6 and the right locking mechanism 4 are identical in structural principle. The right lock mechanism 4 is taken as an example to explain the mechanism connection relationship. The right locking mechanism 4 includes a locking base 28, a connecting screw 29, a compression spring 30, a bushing 31, and a locking pin 32. The locking base 28 is fixedly arranged on the moving chassis 2. The upper end part of the locking pin 32 is arranged in the locking base 28 in a way of moving up and down, and the lower end part of the locking pin passes through the movable chassis 2 downwards and can be matched with a locking guide block 43 on the fixed base 1 in a pin hole way, so that the relative position between the movable chassis 2 and the fixed base 1 is limited. A compression spring 30 is provided between the lock base 28 and the upper end portion of the lock pin 32, and the compression spring 30 acts on the lock pin 32 to keep the lock pin 32 in the extended state at all times, and defines the state as a lock initial state. When the lock pin 32 reaches the pin hole position of the lock guide block 43, the locked state is positioned.
In order to better define the position relationship of the compression spring 30 so that it does not deviate during use, a groove is provided on the upper end of the locking pin 32, the upper end of the compression spring 30 is fixed on the locking base 28, and the lower end is disposed in the groove of the locking pin 32. Meanwhile, a connecting screw 29 is provided in the compression spring 30, a lower end portion of the connecting screw 29 is fixedly connected to the locking pin 32, and an upper end portion thereof passes through an upper wall of the locking base 28 and can move up and down relative to the locking base 28. To reduce wear of the locking pin 32, a bushing 31 is provided between the locking pin 32 and the locking base 28. In order to limit the up-and-down movement range of the locking pin 32, a positioning block is provided on the locking pin 32 and the moving chassis 2.
The unlocking mechanism 5 is connected with the locking mechanism through gear transmission, and simultaneously unlocks the left locking pin and the right locking pin through the gear transmission. The unlocking mechanism 5 comprises a main gear 21, a left gear 20, a left gear connecting rod 18, a left roller 19, a left lever 17, a right gear 22, a right gear connecting rod 24, a right roller 25, a right lever 26 and a handle 41. An unlocking bottom plate 35 is arranged on the movable chassis 2, a bearing seat 23 is arranged on the unlocking bottom plate 35, a main gear 21 is arranged on the bearing seat 23 through a main gear shaft 13 and a main bearing seat 12, a left gear 20 is arranged on the bearing seat 23 through a left gear shaft 34 and a left bearing seat 42, and a right gear 22 is arranged on the bearing seat 23 through a right gear shaft 33 and a right bearing seat 14. The handle 41 is connected to the main gear 21, the main gear 21 is engaged with the right gear 22, and the right gear 22 is engaged with the left gear 20. When the handle 41 is rotated, the main gear 21 rotates to rotate the right gear 22, and the right gear 22 rotates the left gear 20. The left gear 20 moves in the opposite direction to the right gear 22. The right gear shaft 33 is provided with a right shaft sleeve 15 connected with a right gear 22, the right shaft sleeve 15 is provided with a right gear connecting rod 24, the left gear shaft 34 is provided with a left shaft sleeve 16 connected with a left gear 20, and the left shaft sleeve 16 is provided with a left gear connecting rod 18. The other end of the left gear link 18 is rotatably provided with a left roller 19, and the other end of the right gear link 18 is rotatably provided with a right roller 25. The middle part of the left lever 17 is rotatably arranged on the moving chassis 2 through a left hinge base 50, one end part of the left lever is abutted with the lower part of the left roller 19, and the other end part of the left lever is connected with the left locking pin 32. The middle part of the right lever 26 is rotatably arranged on the moving chassis 2 through the right hinge base 11, and one end part is abutted with the lower part of the right roller 25, and the other end part is connected with the right locking pin 32. When the handle 41 is rotated, the main gear 21 rotates to rotate the left and right gear shafts, and simultaneously, the left gear connecting rod 18 and the right gear connecting rod 24 rotate in opposite directions. The right gear connecting rod 24 acts to drive the right roller 25 on the right gear connecting rod 24 to roll on the right lever 26, so that the left side moves downwards, the locking pin 32 on the right side is driven to move upwards, and unlocking is achieved. Similarly, unlocking of the locking pin 32 on the left side is achieved.
The reset mechanism 3 is installed on the movable chassis 2, and comprises a top shaft 37 which is arranged on the movable chassis 2 in a penetrating way at the middle part and can move up and down relative to the movable chassis 2, the upper end part of the top shaft 37 is connected with the locking pin 32 through a connecting mechanism, a roller caster 40 is arranged on the lower end part, a reset compression spring 39 is arranged between the roller caster 40 and the movable chassis 2, and a linear bearing 38 is arranged on the upper side of the top shaft 37, which is positioned on the movable chassis 2.
The connecting mechanism comprises a top connecting plate 27, connecting arms 10, a pin shaft 9 and a top plate 7, wherein the top connecting plate 27 is movably arranged on a locking base 28 and is fixedly connected with a locking pin 32 through a connecting screw 29, the connecting arms 10 are hinged on the left side and the right side of the top connecting plate 27, the pin shaft 9 penetrates through the connecting arms 10 on the two sides, one end part of the top plate 7 arranged on a hinge seat 8 is matched with a shaft hole of the pin shaft 9 to form a hinge, and the other end part of the top plate is contacted with the upper end part of.
In the present embodiment, in order not to cause the reset mechanism to affect the automatic locking kinetic energy of the lock mechanism, the lowest portion of the lock pin 32 in the lock initial state is higher than the highest portion of the reset guide block 46.
The working principle of the utility model is as follows:
at the time of initial use, the lock mechanism is in a lock initial state, that is, a state in which the lock pin 32 is kept extended all the time. When locking is required, the moving chassis 2 is pushed until the locking pin 32 moves into the pin hole of the locking guide block 43 for locking. When unlocking, the handle 41 is rotated, and the main gear 21 rotates to drive the left and right gear shafts to rotate, and simultaneously drive the left gear connecting rod 18 and the right gear connecting rod 24 to rotate in opposite directions. The right gear connecting rod 24 acts to drive the right roller 25 on the right gear connecting rod 24 to roll on the right lever 26, so that the left side moves downwards, the locking pin 32 on the right side is driven to move upwards, and unlocking is achieved. Similarly, unlocking of the locking pin 32 on the left side is achieved. After unlocking, the movable chassis 2 is pushed to the reset mechanism 3 to move to the reset guide block 46, and at the moment, when the roller caster 40 acts on the reset guide block 46, the top shaft 37 moves upwards, and drives the locking pin 32 to extend out through the connecting mechanism, so that the locking pin is in the locking initial state again, and automatic locking is achieved for multiple times.
The above description of the present invention is provided to help understand the method and the core idea of the present invention, and the purpose of the present invention is to allow people familiar with the art to understand the contents of the present invention and to implement the method, and thus the protection scope of the present invention cannot be limited by the above description. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. The utility model provides a mechanical automatic locking and manual release mechanism for rectilinear motion which characterized in that: comprises that
A fixed base;
the movable chassis is movably arranged on the fixed base;
the locking mechanism is arranged on the movable chassis and used for limiting the relative position between the movable chassis and the fixed base;
the unlocking mechanism is connected with the locking mechanism and used for releasing the limitation of the relative position between the movable chassis and the fixed base;
and the resetting mechanism is connected with the locking mechanism and enables the locking mechanism to automatically return to the locking initial state after the unlocking position is limited.
2. The mechanical automatic locking and manual unlocking mechanism for rectilinear motion according to claim 1, characterized in that: the locking mechanism comprises a locking base, a compression spring and a locking pin, the locking base is fixedly arranged on the movable chassis, one end of the locking pin is movably arranged in the locking base, the other end of the locking pin can penetrate through the movable chassis and a pin hole in the fixed chassis to be matched for use so as to limit the relative position between the movable chassis and the fixed chassis, the compression spring is arranged between the locking base and one end of the locking pin and acts on the locking pin to enable the locking pin to be in an extending state all the time, and the state is defined as a locking initial state.
3. The mechanical automatic locking and manual unlocking mechanism for rectilinear motion according to claim 2, characterized in that: two sets of locking mechanisms are arranged on the movable chassis, the two sets of locking mechanisms are distributed on two opposite sides of the movable chassis, a connecting line between the two sets of locking mechanisms is perpendicular to the moving direction of the movable chassis, and one set of locking mechanism is connected with the resetting mechanism.
4. The mechanical automatic locking and manual unlocking mechanism for rectilinear motion according to claim 3, characterized in that: the unlocking mechanism is connected with the locking mechanism through gear transmission.
5. The mechanical automatic locking and manual unlocking mechanism for rectilinear motion according to claim 4, characterized in that: the unlocking mechanism is positioned between the two locking mechanisms and comprises a main gear, a left gear connecting rod, a left roller, a left lever, a right gear connecting rod, a right roller, a right lever and a handle, the handle is connected with the main gear, the main gear is meshed with the right gear, the right gear is meshed with the left gear, one end of the left gear connecting rod is connected with a left gear shaft of the left gear, the other end of the left gear connecting rod is rotatably provided with the left roller, the middle part of the left lever is rotatably arranged on the movable chassis, one end of the left lever is abutted against the lower part of the left roller, the other end of the left lever is connected with one locking pin, one end of the right gear connecting rod is connected with a right gear shaft of the right gear, the other end of the right lever is rotatably provided with the right roller, the middle part of the right lever is rotatably arranged, when the handle rotates, the main gear rotates to drive the right gear to rotate, the right gear drives the left gear to rotate, the gears rotate to drive the left and right gear connecting rods to rotate towards opposite directions, the left and right gear connecting rods act to drive the left and right rollers to roll on the left and right levers to generate downward movement distance, the locking pin is driven to move upwards, and unlocking is achieved.
6. The mechanical automatic locking and manual unlocking mechanism for rectilinear motion according to claim 2, characterized in that: reset mechanism is including wearing to establish on the removal chassis and can be relative remove the apical axis that the chassis reciprocated, an tip of apical axis pass through coupling mechanism with the stop pin is connected, is equipped with roller truckle on another tip, roller truckle with be equipped with reset compression spring between the removal chassis, the last guide block that resets that is equipped with of unable adjustment base, when roller truckle was used in on the guide block that resets, apical axis rebound to drive the stop pin through coupling mechanism and stretch out, be in locking initial condition.
7. The mechanical automatic locking and manual unlocking mechanism for rectilinear motion according to claim 6, characterized in that: the reset guide block comprises a top surface and two slope surfaces arranged along the moving direction of the moving chassis.
8. The mechanical automatic locking and manual unlocking mechanism for rectilinear motion according to claim 6, characterized in that: the lowest portion of the locking pin in the locking initial state is higher than the highest portion of the reset guide block.
9. The mechanical automatic locking and manual unlocking mechanism for rectilinear motion according to claim 6, characterized in that: the connecting mechanism comprises a top connecting plate, connecting arms, pin shafts and a top plate, the top connecting plate is movably arranged on the locking base and is fixedly connected with the locking pins through connecting screws, the connecting arms are hinged to the left side and the right side of the top connecting plate, the pin shafts penetrate through the connecting arms on the two sides, one end portion of the top plate installed on the hinge seat is matched with a pin shaft hole to form a hinge, and the other end portion of the top plate is in contact with one end portion of the top shaft.
10. The mechanical automatic locking and manual unlocking mechanism for rectilinear motion according to claim 1, characterized in that: the fixed base is provided with a limiting block for limiting the moving range of the moving chassis in the moving direction of the moving chassis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920873148.4U CN210013895U (en) | 2019-06-11 | 2019-06-11 | Mechanical automatic locking and manual unlocking mechanism for linear motion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920873148.4U CN210013895U (en) | 2019-06-11 | 2019-06-11 | Mechanical automatic locking and manual unlocking mechanism for linear motion |
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| Publication Number | Publication Date |
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| CN210013895U true CN210013895U (en) | 2020-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920873148.4U Active CN210013895U (en) | 2019-06-11 | 2019-06-11 | Mechanical automatic locking and manual unlocking mechanism for linear motion |
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| CN (1) | CN210013895U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131257A (en) * | 2019-06-11 | 2019-08-16 | 上海大骋医疗科技有限公司 | A kind of machine automatization locking and hand-operating unlocking mechanism for linear motion |
-
2019
- 2019-06-11 CN CN201920873148.4U patent/CN210013895U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131257A (en) * | 2019-06-11 | 2019-08-16 | 上海大骋医疗科技有限公司 | A kind of machine automatization locking and hand-operating unlocking mechanism for linear motion |
| CN110131257B (en) * | 2019-06-11 | 2024-01-30 | 上海大骋医疗科技有限公司 | Mechanical automatic locking and manual unlocking mechanism for linear motion |
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