CN216889961U - Active and passive safety mechanism of lifter and double-column lifter - Google Patents
Active and passive safety mechanism of lifter and double-column lifter Download PDFInfo
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- CN216889961U CN216889961U CN202220744906.4U CN202220744906U CN216889961U CN 216889961 U CN216889961 U CN 216889961U CN 202220744906 U CN202220744906 U CN 202220744906U CN 216889961 U CN216889961 U CN 216889961U
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Abstract
The utility model aims to disclose an active and passive safety mechanism of a lifting machine and a double-column lifting machine, which comprise a handle, a first clamping block, a first fixed shaft, a first arc-shaped plate, a first torsion spring and a second torsion spring, wherein the first clamping block is rotatably arranged on the first fixed shaft, the first clamping block is provided with a first pin, the first arc-shaped plate is arranged on one side of the first clamping block, the first arc-shaped plate is provided with a first arc-shaped groove and a second pin, one end of the handle is fixedly connected with the first arc-shaped plate, the first pin moves in the first arc-shaped groove, the first torsion spring is arranged on the first fixed shaft, a first elastic arm of the first torsion spring is clamped on the back side of the first clamping block, the second torsion spring is arranged on the first fixed shaft, and a second elastic arm of the second torsion spring is clamped on the second pin, and the technical effects are as follows: a safety linkage mechanism is arranged between an active safety mechanism and a passive safety mechanism of the double-column lifting machine, so that the active safety mechanism and the passive safety mechanism are linked and unlocked simultaneously.
Description
Technical Field
The utility model relates to the technical field of vehicle lifting, in particular to an active and passive safety mechanism of a lifting machine and a double-column lifting machine.
Background
The machine of lifting is including cutting formula machine of lifting and twin columns formula machine of lifting, to the twin columns formula machine of lifting, its main post of lifting all needs insurance locking mechanical system with vice post of lifting, guarantees promptly that the trailing arm stops at certain height with guaranteeing dangerously, makes the vehicle and the vehicle maintenance personal safety of being lifted.
The existing method is that safety locking mechanisms are respectively arranged on a main lifting column and an auxiliary lifting column, linkage is lacked between the safety locking mechanisms or the linkage structure is complex, namely, unlocking can not be simultaneously realized by double columns, and when a lifting machine needs to descend, the operation is relatively troublesome.
In view of the above, there is a need to improve the safety locking mechanism of the dual-column lift in the prior art to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In order to solve the above technical problems, an object of the present invention is to disclose an active and passive safety mechanism of a lift and a dual-column lift, which realize the linkage of the safety mechanisms of the main lifting column and the auxiliary lifting column.
The first invention aim of the utility model is to provide an active safety mechanism of a lifter.
The second invention aims to provide a passive safety mechanism of the lifting machine.
A third object of the present invention is to provide a double column lift.
In order to achieve the first object, the utility model provides an active safety mechanism, which includes a handle, a first fixture block, a first fixed shaft, a first arc-shaped plate, a first torsion spring and a second torsion spring, wherein the first fixture block is rotatably disposed on the first fixed shaft, the first fixture block is provided with a first pin, the first arc-shaped plate is disposed on one side of the first fixture block, the first arc-shaped plate is provided with a first arc-shaped groove and a second pin, one end of the handle is fixedly connected with the first arc-shaped plate, the first pin moves in the first arc-shaped groove, the first torsion spring is disposed on the first fixed shaft, a first elastic arm of the first torsion spring is clamped on the back side of the first fixture block, and the second torsion spring is disposed on the first fixed shaft, and a second elastic arm of the second torsion spring is clamped on the second pin.
Preferably, a first fixing screw is disposed on the second pin, and the first fixing screw blocks the second elastic arm.
Preferably, the first block is provided with a first rubber block.
In order to achieve the second objective, the utility model provides a passive safety mechanism, which includes a second fixture block, a second fixed shaft, a second arc-shaped plate, a third torsion spring and a fourth torsion spring, wherein the second fixture block is rotatably disposed on the second fixed shaft, the second fixture block is provided with a third pin, the second arc-shaped plate is disposed on one side of the second fixture block, the second arc-shaped plate is provided with a second arc-shaped groove and a fourth pin, the third pin moves in the second arc-shaped groove, the third torsion spring is disposed on the second fixed shaft, and a third elastic arm of the third torsion spring is clamped on the back side of the second fixture block, and the fourth torsion spring is disposed on the second fixed shaft, and a fourth elastic arm of the fourth torsion spring is clamped on the fourth pin.
Preferably, a second fixing screw is disposed on the fourth pin, and the second fixing screw blocks the fourth elastic arm.
Preferably, the second block is provided with a second rubber block.
In order to achieve the third object, the utility model provides a double-column lifter, which comprises a first lifting assembly, a second lifting assembly, a safety mechanism linkage assembly, a lifter active safety mechanism created by the first invention and a lifter passive safety mechanism created by the second invention;
the first lifting assembly comprises a first unlocking plate, and the first unlocking plate is provided with a plurality of first clamping holes;
the second lifting assembly comprises a second unlocking plate, and the second unlocking plate is provided with a plurality of second clamping holes;
the first invention creates the lift active safety mechanism to match with the first clamping hole;
the passive safety mechanism of the lifting machine is matched with the second clamping hole;
the safety linkage mechanism comprises a steel wire rope, a first fixed pulley, a second fixed pulley, a third fixed pulley and a fourth fixed pulley, one end of the steel wire rope is connected with the active safety mechanism of the lifting machine created by the first invention, and the other end of the steel wire rope is connected with the passive safety mechanism of the lifting machine created by the second invention.
Preferably, the first lifting assembly further comprises a first bracket arm, and the second lifting assembly further comprises a second bracket arm.
Preferably, the second fixed pulley is disposed on the top of the first lifting assembly, and the third fixed pulley is disposed on the top of the second lifting assembly.
Preferably, the wire rope passes through the top of the second fixed pulley and the third fixed pulley.
Compared with the prior art, the utility model has the following technical effects:
the first lifting assembly of the double-column lifter is provided with an active safety mechanism, the second lifting assembly is provided with a passive safety mechanism, a safety linkage mechanism is arranged between the active safety mechanism and the passive safety mechanism, and the pulling force of the active safety mechanism is transmitted to the passive safety mechanism through a steel wire rope and a fixed pulley through the safety linkage mechanism, so that the active safety mechanism and the passive safety mechanism are linked and simultaneously unlocked, and the double-column lifter is convenient to descend and use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic diagram of the explosive structure of the double-column lift of the present invention.
Fig. 2 is a schematic perspective view of the safety linkage mechanism of the present invention.
Fig. 3 is an enlarged perspective view of the portion a of fig. 1 according to the present invention.
Fig. 4 is an enlarged perspective view of the portion a of fig. 1 according to the present invention.
Fig. 5 is an enlarged perspective view of the portion D of fig. 1 according to the present invention.
Fig. 6 is an enlarged perspective view of the portion D of fig. 1 according to the present invention.
Fig. 7 is an enlarged perspective view of the portion B of fig. 1 according to the present invention.
Fig. 8 is an enlarged perspective view of the portion C of fig. 1 according to the present invention.
Wherein, 1, a handle; 2. a first clamping block; 21. a first pin; 22. a first rubber block; 3. a first fixed shaft; 4. a first arc-shaped plate; 41. a first arc-shaped slot; 42. a second pin; 421. a first fixing screw; 5. a first torsion spring; 51. a first resilient arm; 6. a second torsion spring; 61. a second resilient arm; 7. a second fixture block; 71. a third pin; 72. a second rubber block; 8. a second fixed shaft; 9. a second arc-shaped plate; 91. a second arc-shaped slot; 92. a fourth pin; 921. a second fixing screw; 10. a third torsion spring; 101. a third elastic arm; 11. a fourth torsion spring; 111. a fourth elastic arm; 12. a first unlocking plate; 121 a first card hole; 13. a second unlocked version; 131 second card hole; 14. a wire rope; 141. a first fixed pulley; 142. a second fixed pulley; 143. a third fixed pulley; 144. a fourth fixed pulley; 15. a first bracket arm; 16. and a second bracket arm.
Detailed Description
The present invention is described in detail with reference to the embodiments shown in the drawings, but it should be understood that these embodiments are not intended to limit the present invention, and those skilled in the art should understand that functional, methodological, or structural equivalents or substitutions made by these embodiments are within the scope of the present invention.
Example 1
Referring to fig. 3 and 4, this embodiment discloses an embodiment of an active safety mechanism for a lift.
Lifter initiative safety mechanism, refer to fig. 3 and 4 and show, initiative safety mechanism includes handle 1, first fixture block 2, first fixed axle 3, first arc 4, first torsional spring 5 and second torsional spring 6, first fixture block 2 rotates and sets up in first fixed axle 3, first fixture block 2 sets up first round pin 21, first arc 4 set up in one side of first fixture block 2, first arc 4 sets up first arc 41 and second round pin 42, handle 1's one end with first arc 4 fixed connection, first round pin 21 is in remove in first arc 41, first torsional spring 5 sets up in first fixed axle 3 and its first elastic arm 51 card locate the dorsal part of first fixture block 2, second torsional spring 6 set up in first fixed axle 3 and its second elastic arm 61 card locate second round pin 42.
Specifically, referring to fig. 3, fig. 3 is a perspective view of the active safety mechanism in a clamping state, the first fixture block 2 is provided with an L-shaped bayonet, when unlocking is required, the handle 1 is pulled down to drive the first arc-shaped plate 4 and the first fixing shaft 3 to rotate, and then the first arc-shaped groove 41 and the first pin 21 drive the first fixture block 2 to rotate, so that the L-shaped bayonet deflects, and the deflected state diagram is shown in fig. 4 specifically; when needing to return first fixture block 2, loosen handle 1, under the effect of first elastic arm 51 of first torsional spring 5, bounce back first fixture block 2, in addition, in order to make handle 1 be in the state of tautening all the time, fix second round pin 42 through second elastic arm 61 of second torsional spring, can make handle 1 be in the state of tautening all the time like this, and because of the existence of first arc wall 41, make handle 1 be in the state of packing up, in order to avoid handle 1 to stretch out.
As a preferred embodiment, referring to fig. 3 and 4, a first fixing screw 421 is disposed on the second pin 42, and the first fixing screw 421 blocks the second elastic arm 61, and this design mainly aims to prevent the second elastic arm 61 from moving, thereby ensuring the stability of the handle 1.
As a preferred embodiment, referring to fig. 3 and 4, the first latch 2 is provided with a first rubber block 22, and the main purpose of the design is that the first rubber block 22 can reduce noise when the first buckle 2 rebounds.
Example 2
Referring to fig. 5 and 6, this embodiment discloses one embodiment of a passive safety mechanism for a lift.
Lifter passive safety mechanism, refer to fig. 5 and 6, passive safety mechanism includes second fixture block 7, second fixed axle 8, second arc 9, third torsional spring 10 and fourth torsional spring 11, second fixture block 7 rotates and sets up in second fixed axle 8, second fixture block 7 sets up third round pin 71, second arc 9 set up in one side of second fixture block 7, second arc 9 sets up second arc 91 and fourth round pin 92, third round pin 71 is in remove in second arc 91, third torsional spring 10 sets up in second fixed axle 8 and its third elastic arm 101 card and locates the dorsal part of second fixture block 7, fourth torsional spring 11 set up in second fixed axle 8 and its fourth elastic arm 111 card are located fourth round pin 92.
Specifically, referring to fig. 5, fig. 5 is a perspective view of the passive safety mechanism in the engagement state, the second latch 7 is provided with an L-shaped bayonet, when unlocking is required, under the action of an external force, the second arc-shaped plate 9 and the second fixed shaft 8 are driven to rotate, and then the second arc-shaped groove 91 and the third pin 71 drive the second latch 7 to rotate, so that the L-shaped bayonet is deflected, and the deflected state view is specifically shown in fig. 6; when the second latch 7 needs to be returned, the external force is released, the second latch 7 is rebounded under the action of the third elastic arm 101 of the third torsion spring 10, and in addition, in order to enable the second latch 7 to be always in the tight state, the fourth pin 92 is fixed through the fourth elastic arm 111 of the fourth torsion spring 11, so that the second latch 7 can be always in the tight state.
As a preferred embodiment, referring to fig. 5 and 6, a second fixing screw 921 is disposed on the fourth pin 92, and the second fixing screw 921 blocks the fourth elastic arm 111, and the main purpose of this design is to prevent the fourth elastic arm 111 from moving.
As a preferred embodiment, referring to fig. 5 and 6, the second latch 7 is provided with a second rubber block 72, and the main purpose of the design is that the second rubber block 72 can reduce noise when the second latch 7 rebounds.
Example 3
Referring to fig. 1 and 8, this embodiment discloses an embodiment of a dual column lift.
A dual-column lift, as shown in fig. 1 and 8, comprising a first lifting assembly, a second lifting assembly, a safety mechanism linkage assembly, a lift active safety mechanism according to embodiment 1, and a lift passive safety mechanism according to embodiment 2; the first lifting assembly comprises a first unlocking plate 12, and the first unlocking plate 12 is provided with a plurality of first clamping holes 121; the second lifting assembly comprises a second unlocking plate 13, and the second unlocking plate 13 is provided with a plurality of second clamping holes 131; the lifter active safety mechanism of embodiment 1 is engaged with the first card hole 121; the passive safety mechanism of the lifting machine of embodiment 2 is matched with the second clamping hole 131; the safety linkage mechanism comprises a steel wire rope 14, a first fixed pulley 141, a second fixed pulley 142, a third fixed pulley 143 and a fourth fixed pulley 144, one end of the steel wire rope 14 is connected with the active safety mechanism of the lifting machine in embodiment 1, and the other end of the steel wire rope 14 is connected with the passive safety mechanism of the lifting machine in embodiment 2.
Specifically, in the lifting process of the supporting arm of the double-column lifter, the first unlocking plate 12 is fixedly connected with the supporting arm and lifted simultaneously, the second unlocking plate 13 is fixedly connected with the supporting arm and lifted simultaneously, when the first fixture block 2 is clamped in one of the first clamping holes 121, the supporting arm is static, and at the moment, the second fixture block 7 is clamped in the second clamping hole 131 with the same height; when the lifter needs to descend, the handle 1 is pulled, on one hand, the first fixture block 2 is separated from the first fixture hole 121, and meanwhile, the second fixture block 7 can be separated from the second fixture hole 131 through the force transmission of the steel wire rope 14, so that the double-column simultaneous unlocking is realized, and preparation is made for descending of the lifter; referring to fig. 2, one end of a wire rope 14 is connected to the lift active safety mechanism described in embodiment 1, the other end of the wire rope 14 is connected to the lift passive safety mechanism described in embodiment 2, and the wire rope 14 sequentially passes through a first fixed pulley 141, a second fixed pulley 142, a third fixed pulley 143, and a fourth fixed pulley 144, wherein the second fixed pulley 142 and the third fixed pulley 143 are respectively disposed at two top corners of the lift.
As a preferred embodiment, as shown in fig. 1, the first lifting assembly further comprises a first supporting arm 15, the second lifting assembly further comprises a second supporting arm 16, and the first supporting arm 15 and the second supporting arm 16 are used for supporting heavy objects, such as automobiles.
As a preferred embodiment, as shown in fig. 1, the second fixed pulley 142 is disposed on the top of the first lifting assembly, and the third fixed pulley 143 is disposed on the top of the second lifting assembly.
As a preferred embodiment, as shown in fig. 1, the wire rope 14 passes through the top of the second fixed pulley 142 and the third fixed pulley 143.
Claims (10)
1. Machine initiative insurance mechanism lifts, its characterized in that, initiative insurance mechanism include handle, first fixture block, first fixed axle, first arc, first torsional spring and second torsional spring, first fixture block rotates to set up in first fixed axle, first fixture block sets up first round pin, first arc set up in one side of first fixture block, first arc sets up first arc and second round pin, the one end of handle with first arc fixed connection, first round pin is in remove in the first arc, first torsional spring sets up in first fixed axle and its first elastic arm card and locates the dorsal part of first fixture block, the second torsional spring set up in first fixed axle and its second elastic arm card are located the second round pin.
2. The active safety mechanism of a lift machine of claim 1, wherein a first set screw is disposed on said second pin, said first set screw retaining said second resilient arm.
3. The active safety mechanism of a lift machine of claim 1, wherein said first latch comprises a first rubber block.
4. Lift passive safety mechanism of machine, its characterized in that, passive safety mechanism includes second fixture block, second fixed axle, second arc, third torsional spring and fourth torsional spring, the second fixture block rotates and sets up in the second fixed axle, the second fixture block sets up the third round pin, the second arc set up in one side of second fixture block, the second arc sets up second arc wall and fourth round pin, the third round pin is in remove in the second arc wall, the third torsional spring sets up in second fixed axle and its third elastic arm card and locates the dorsal part of second fixture block, the fourth torsional spring set up in second fixed axle and its fourth elastic arm card are located the fourth round pin.
5. The passive safety mechanism of claim 4, wherein a second set screw is disposed on the fourth pin, the second set screw retaining the fourth resilient arm.
6. The passive safety mechanism of a lift machine of claim 4, wherein the second latch comprises a second rubber block.
7. A twin column lift comprising a first lifting assembly, a second lifting assembly, a safety mechanism linkage assembly, a lift active safety mechanism according to any one of claims 1 to 3 and a lift passive safety mechanism according to any one of claims 4 to 6;
the first lifting assembly comprises a first unlocking plate, and the first unlocking plate is provided with a plurality of first clamping holes;
the second lifting assembly comprises a second unlocking plate, and the second unlocking plate is provided with a plurality of second clamping holes;
the lifter active safety mechanism of any of claims 1-3 cooperating with the first card aperture;
the lift passive safety mechanism of any of claims 4-6 engaged with the second latch aperture;
the safety linkage mechanism comprises a steel wire rope and a first fixed pulley, a second fixed pulley, a third fixed pulley and a fourth fixed pulley, one end of the steel wire rope is connected with the active safety mechanism of the lifting machine according to any one of claims 1 to 3, and the other end of the steel wire rope is connected with the passive safety mechanism of the lifting machine according to any one of claims 4 to 6.
8. The dual column lift of claim 7, wherein said first lift assembly further comprises a first corbel and said second lift assembly further comprises a second corbel.
9. The dual column lift of claim 7, wherein said second fixed sheave is disposed on top of said first lift assembly and said third fixed sheave is disposed on top of said second lift assembly.
10. The twin column lift of claim 7 wherein said wire rope passes over the top of said second and third fixed pulleys.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220744906.4U CN216889961U (en) | 2022-04-01 | 2022-04-01 | Active and passive safety mechanism of lifter and double-column lifter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220744906.4U CN216889961U (en) | 2022-04-01 | 2022-04-01 | Active and passive safety mechanism of lifter and double-column lifter |
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| CN216889961U true CN216889961U (en) | 2022-07-05 |
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| CN202220744906.4U Active CN216889961U (en) | 2022-04-01 | 2022-04-01 | Active and passive safety mechanism of lifter and double-column lifter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115504396A (en) * | 2022-10-24 | 2022-12-23 | 苏州艾沃意特汽车设备有限公司 | Two-side fine adjustment device of safety mechanism of lifting machine and lifting machine |
-
2022
- 2022-04-01 CN CN202220744906.4U patent/CN216889961U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115504396A (en) * | 2022-10-24 | 2022-12-23 | 苏州艾沃意特汽车设备有限公司 | Two-side fine adjustment device of safety mechanism of lifting machine and lifting machine |
| CN115504396B (en) * | 2022-10-24 | 2023-09-22 | 苏州艾沃意特汽车设备有限公司 | Double-side fine adjustment device of safety mechanism of lifting machine and lifting machine |
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