CN220300144U - Manual locking mechanism for upper limit of lifting tool - Google Patents
Manual locking mechanism for upper limit of lifting tool Download PDFInfo
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- CN220300144U CN220300144U CN202321494765.6U CN202321494765U CN220300144U CN 220300144 U CN220300144 U CN 220300144U CN 202321494765 U CN202321494765 U CN 202321494765U CN 220300144 U CN220300144 U CN 220300144U
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- arm
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- shaped base
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- 230000005540 biological transmission Effects 0.000 claims description 44
- 239000000725 suspension Substances 0.000 claims description 10
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- 230000006378 damage Effects 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
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Abstract
The utility model relates to a lifting harness upper limit manual locking mechanism, and relates to the technical field of locking mechanisms. The locking mechanism includes: the device comprises a U-shaped base, a lifting mechanism and a lifting mechanism, wherein the inside of the U-shaped base is used for placing a workpiece to be hung; a first locking arm hinged to the top of the U-shaped base for locking or unlocking the workpiece when rotated; and the second locking arm is hinged to the bottom of the U-shaped base and hinged to the first locking arm and is used for rotating along with the rotation of the first locking arm so as to lock or unlock the workpiece. The locking mechanism has the advantages that the locking mechanism has one more protection to the lifting process of the workpiece, can prevent the workpiece from falling, has the mechanical limiting function, prevents the workpiece from being damaged due to overhigh lifting, avoids the workpiece from being damaged and ensures the personal safety of workers.
Description
Technical Field
The utility model relates to the technical field of locking mechanisms, in particular to a manual locking mechanism for limiting the upper part of a lifting fixture.
Background
In the manufacturing process of an automobile white body, a workpiece is transferred from one station to the next station or is conveyed to a production line, and in order to not occupy the ground space or avoid some equipment, the workpiece is lifted to a certain height to finish the conveying action in the air sometimes; lifting and lowering are typically accomplished by a motor driven drum wrapped around a wire rope. The process ensures whether the motor works normally or not, otherwise, the workpiece can fall, so that the workpiece is damaged and injury is caused to personnel.
In the prior art, lifting and lowering of a workpiece are achieved through an air cylinder, the effect of a motor is very important in the process, and if the motor fails or fails, the workpiece can fall. The workpiece can be damaged when falling, and meanwhile, potential safety hazards exist, and if workers do not notice that the air cylinder does not have air, the workers can be injured by smashing; when the cylinder is used for pulling the workpiece, the requirement on the ascending height of the workpiece is not met, and the workpiece is damaged due to the fact that the ascending height of the workpiece is too high and the workpiece is touched with the cylinder or the like in the process completely depends on the feeling of workers.
Disclosure of Invention
The utility model aims to provide the upper limit manual locking mechanism of the lifting fixture, which has the advantages that the locking mechanism is used for protecting the workpiece again in the lifting process, the workpiece can be prevented from falling, the mechanical limit function is also realized, the damage caused by the excessive lifting of the workpiece is prevented, the damage to the workpiece is avoided, and the personal safety of workers is ensured.
To achieve the above object, an aspect of the present utility model provides a lifting harness upper limit manual locking mechanism, the locking mechanism comprising:
the device comprises a U-shaped base, a lifting mechanism and a lifting mechanism, wherein the inside of the U-shaped base is used for placing a workpiece to be hung;
a first locking arm hinged to the top of the U-shaped base for locking or unlocking the workpiece when rotated;
and the second locking arm is hinged to the bottom of the U-shaped base and hinged to the first locking arm and is used for rotating along with the rotation of the first locking arm so as to lock or unlock the workpiece.
Optionally, a first hinge hole is formed at the closed end of the U-shaped base;
the first locking arm comprises a hook part and a connecting rod part, the hook part and the connecting rod part are connected with each other, a second hinge hole is formed between the hook part and the connecting rod part, and the first hinge hole and the second hinge hole are rotatably connected.
Optionally, the second locking arm includes backstop arm and drive arm, backstop arm and drive arm interconnect, and both are not parallel to each other, be provided with the third hinge hole between backstop arm and the drive arm, one side of the open end of U-shaped base is provided with the fourth hinge hole, third hinge hole and fourth hinge hole rotationally connect.
Optionally, a first hinge hole is formed at the closed end of the U-shaped base;
the first locking arm comprises a hook part and a connecting rod part, the hook part and the connecting rod part are connected with each other, a second hinge hole is formed between the hook part and the connecting rod part, and the first hinge hole and the second hinge hole are rotatably connected;
the second locking arm comprises a stop arm and a transmission arm, the stop arm and the transmission arm are connected with each other and are not parallel to each other, a third hinge hole is formed between the stop arm and the transmission arm, a fourth hinge hole is formed in one side of the opening end of the U-shaped base, and the third hinge hole and the fourth hinge hole are rotatably connected;
the transmission rod, the one end of transmission rod with connecting rod portion is kept away from the one end of couple portion is connected, the other end of transmission rod with the drive arm is kept away from the one end of backstop arm is connected.
In another aspect, the present utility model also provides a lifting harness comprising:
a driving mechanism for providing a driving force for driving the workpiece to rise or fall;
the suspension mechanism is connected with the driving mechanism and used for suspending the workpiece;
the locking mechanism, set up in the tip of suspension mechanism is used for with the work piece locking is in on the tip of suspension mechanism, the locking mechanism includes:
the device comprises a U-shaped base, a lifting mechanism and a lifting mechanism, wherein the inside of the U-shaped base is used for placing a workpiece to be hung;
a first locking arm hinged to the top of the U-shaped base for locking or unlocking the workpiece when rotated;
and the second locking arm is hinged to the bottom of the U-shaped base and hinged to the first locking arm and is used for rotating along with the rotation of the first locking arm so as to lock or unlock the workpiece.
Optionally, a first hinge hole is formed at the closed end of the U-shaped base;
the first locking arm comprises a hook part and a connecting rod part, the hook part and the connecting rod part are connected with each other, a second hinge hole is formed between the hook part and the connecting rod part, and the first hinge hole and the second hinge hole are rotatably connected.
Optionally, the second locking arm includes backstop arm and drive arm, backstop arm and drive arm interconnect, and both are not parallel to each other, be provided with the third hinge hole between backstop arm and the drive arm, one side of the open end of U-shaped base is provided with the fourth hinge hole, third hinge hole and fourth hinge hole rotationally connect.
Optionally, a first hinge hole is formed at the closed end of the U-shaped base;
the first locking arm comprises a hook part and a connecting rod part, the hook part and the connecting rod part are connected with each other, a second hinge hole is formed between the hook part and the connecting rod part, and the first hinge hole and the second hinge hole are rotatably connected;
the second locking arm comprises a stop arm and a transmission arm, the stop arm and the transmission arm are connected with each other and are not parallel to each other, a third hinge hole is formed between the stop arm and the transmission arm, a fourth hinge hole is formed in one side of the opening end of the U-shaped base, and the third hinge hole and the fourth hinge hole are rotatably connected;
the transmission rod, the one end of transmission rod with connecting rod portion is kept away from the one end of couple portion is connected, the other end of transmission rod with the drive arm is kept away from the one end of backstop arm is connected.
Through the technical scheme, the upper limiting manual locking mechanism of the lifting fixture is provided, a workpiece to be suspended is placed into the U-shaped base through the first locking arm and the second locking arm, and the locking mechanism is manually clamped on the workpiece. The locking mechanism has the advantages that the locking mechanism has one more protection to the lifting process of the workpiece, can prevent the workpiece from falling, has the mechanical limiting function, prevents the workpiece from being damaged due to overhigh lifting, avoids the workpiece from being damaged and ensures the personal safety of workers.
Drawings
FIG. 1 is a schematic illustration of a lifting harness upper limit manual locking mechanism locking a workpiece in accordance with one embodiment of the present utility model;
FIG. 2 is a schematic view of a first locking arm and a second locking arm locking a workpiece according to one embodiment of the utility model;
FIG. 3 is a schematic illustration of the lifting harness upper limit manual locking mechanism releasing a workpiece in accordance with one embodiment of the present utility model;
fig. 4 is a schematic view of the first and second locking arms releasing a workpiece according to one embodiment of the utility model.
Description of the reference numerals
1. First locking arm 2, second locking arm
3. U-shaped base 4, first hinge hole
5. Second hinge hole 6, third hinge hole
7. Fourth hinge hole 8, driving rod
11. Hook portion 12 and link portion
21. Stop arm 22, drive arm
Detailed Description
The following describes the detailed implementation of the embodiments of the present utility model with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.
In the embodiments of the present utility model, unless otherwise indicated, terms of orientation such as "upper, lower, top, bottom" are used generally with respect to the orientation shown in the drawings or with respect to the positional relationship of the various components with respect to one another in the vertical, vertical or gravitational directions.
In the embodiments of the present utility model, unless otherwise indicated, terms of orientation such as "upper, lower, top, bottom" are used generally with respect to the orientation shown in the drawings or with respect to the positional relationship of the various components with respect to one another in the vertical, vertical or gravitational directions.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
Fig. 1 is a schematic view of a lifting harness upper limit manual locking mechanism according to an embodiment of the present utility model locking a workpiece. Fig. 3 is a schematic view of the lifting harness upper limit manual locking mechanism releasing a workpiece according to one embodiment of the present utility model. In this fig. 1 and 3, the locking mechanism comprises a U-shaped base 3, a first locking arm 1 and a second locking arm 2. Specifically, the inside of the U-shaped base 3 is used for placing a workpiece to be suspended, the first locking arm 1 is hinged at the top of the U-shaped base, after the workpiece to be suspended is placed inside the U-shaped base 3, the workpiece is locked or released by rotating the first locking arm 1, the second locking arm 2 is also hinged at the bottom of the U-shaped base 3, the second locking arm 2 is also hinged with the first locking arm 1, and after the workpiece to be suspended is placed inside the U-shaped base 3, the workpiece is rotated along with the rotation of the first locking arm 1 to lock or release the workpiece for double locking of the workpiece in a locked state.
In this embodiment, the closed end of the U-shaped base 3 is provided with a first hinge hole 4 for hinging other parts, the first locking arm 1 comprises a hooking portion 11 and a connecting rod portion 12, and the hooking portion 11 and the connecting rod portion 12 are connected to each other, and a second hinge hole 5 is provided between the hooking portion 11 and the connecting rod portion 12 for rotatable connection with the first hinge hole 4 of the U-shaped base 3, so that the first locking arm 1 can be rotated to lock or unlock a work piece to be suspended after the work piece is put into the U-shaped base 3.
In this embodiment, the second locking arm 2 includes a stopper arm 21 and a transmission arm 22, the stopper arm 21 and the transmission arm 22 are connected to each other and are not parallel to each other, a third hinge hole 6 is provided between the stopper arm 21 and the transmission arm 22, a fourth hinge hole 7 is provided at one side of the open end of the U-shaped base 3, and the third hinge hole 6 is rotatably connected to the fourth hinge hole 7, so that the second locking arm 2 can rotatably lock or unlock a work piece to be suspended after the work piece is put into the U-shaped base 3. The first locking arm 1 and the second locking arm 2 may be as shown in fig. 2 and 4.
In this embodiment, the closed end of the U-shaped base 3 is provided with a first hinge hole 4 for hinging other parts, the first locking arm 1 comprises a hooking portion 11 and a connecting rod portion 12, and the hooking portion 11 and the connecting rod portion 12 are connected to each other, and a second hinge hole 5 is provided between the hooking portion 11 and the connecting rod portion 12 for rotatable connection with the first hinge hole 4 of the U-shaped base 3, so that the first locking arm 1 can be rotated to lock or unlock a work piece to be suspended after the work piece is put into the U-shaped base 3.
The second locking arm 2 comprises a stop arm 21 and a transmission arm 22, the stop arm 21 and the transmission arm 22 are connected with each other and are not parallel to each other, a third hinge hole 6 is arranged between the stop arm 21 and the transmission arm 22, a fourth hinge hole 7 is arranged on one side of the opening end of the U-shaped base 3, the third hinge hole 6 is rotatably connected with the fourth hinge hole 7, and after a workpiece to be suspended is placed in the U-shaped base 3, the second locking arm 2 can rotationally lock or unlock the workpiece.
Further, the locking mechanism is further provided with a transmission rod 8, one end of the transmission rod 8 is connected with one end of the connecting rod part 12 away from the hook part 11, the other end of the transmission rod 8 is connected with one end of the transmission arm 22 away from the stop arm 21, so that the first locking arm 1 is connected with the second locking arm 2, and when the first locking arm 1 is rotated to lock or unlock the second locking arm 2, the second locking arm 2 rotates along with the rotation of the first locking arm 1 to lock or unlock a workpiece.
In another aspect, the present utility model also provides a lifting harness including a drive mechanism, a suspension mechanism, and a locking mechanism. Specifically, the driving mechanism is used for providing driving force for driving the workpiece to ascend or descend, the suspension mechanism is connected with the driving mechanism and used for suspending the workpiece, and the locking mechanism is arranged at the end part of the suspension mechanism and used for locking the workpiece on the end part of the suspension mechanism. In particular, the locking mechanism may be as shown in fig. 1-4. In this fig. 1 and 3, the locking mechanism comprises a U-shaped base 3, a first locking arm 1 and a second locking arm 2. Specifically, the inside of the U-shaped base 3 is used for placing a workpiece to be suspended, the first locking arm 1 is hinged at the top of the U-shaped base, after the workpiece to be suspended is placed inside the U-shaped base 3, the workpiece is locked or released by rotating the first locking arm 1, the second locking arm 2 is also hinged at the bottom of the U-shaped base 3, the second locking arm 2 is also hinged with the first locking arm 1, and after the workpiece to be suspended is placed inside the U-shaped base 3, the workpiece is rotated along with the rotation of the first locking arm to lock or release the workpiece for double locking of the workpiece in a locked state.
In this embodiment, the closed end of the U-shaped base 3 is provided with a first hinge hole 4 for hinging other parts, the first locking arm comprises a hooking portion 11 and a connecting rod portion 12, and the hooking portion 11 and the connecting rod portion 12 are connected to each other, and a second hinge hole 5 is provided between the hooking portion 11 and the connecting rod portion 12 for rotatable connection with the first hinge hole 4 of the U-shaped base 3, so that the first locking arm can rotationally lock or unlock the work piece to be suspended after the work piece is put into the U-shaped base 3.
In this embodiment, the second locking arm 2 includes a stopper arm 21 and a transmission arm 22, the stopper arm 21 and the transmission arm 22 are connected to each other and are not parallel to each other, a third hinge hole 6 is provided between the stopper arm 21 and the transmission arm 22, a fourth hinge hole 7 is provided at one side of the open end of the U-shaped base 3, and the third hinge hole 6 is rotatably connected to the fourth hinge hole 7, so that the second locking arm 2 can rotatably lock or unlock a work piece to be suspended after the work piece is put into the U-shaped base 3. The first locking arm and the second locking arm 2 may be as shown in fig. 2 and 4.
In this embodiment, the closed end of the U-shaped base 3 is provided with a first hinge hole 4 for hinging other parts, the first locking arm comprises a hooking portion 11 and a connecting rod portion 12, and the hooking portion 11 and the connecting rod portion 12 are connected to each other, and a second hinge hole 5 is provided between the hooking portion 11 and the connecting rod portion 12 for rotatable connection with the first hinge hole 4 of the U-shaped base 3, so that the first locking arm can rotationally lock or unlock the work piece to be suspended after the work piece is put into the U-shaped base 3.
The second locking arm 2 comprises a stop arm 21 and a transmission arm 22, the stop arm 21 and the transmission arm 22 are connected with each other and are not parallel to each other, a third hinge hole 6 is arranged between the stop arm 21 and the transmission arm 22, a fourth hinge hole 7 is arranged on one side of the opening end of the U-shaped base 3, the third hinge hole 6 is rotatably connected with the fourth hinge hole 7, and after a workpiece to be suspended is placed in the U-shaped base 3, the second locking arm 2 can rotationally lock or unlock the workpiece.
Further, the locking mechanism is further provided with a transmission rod 8, one end of the transmission rod 8 is connected with one end of the connecting rod portion 12 away from the hook portion 11, the other end of the transmission rod 8 is connected with one end of the transmission arm 22 away from the stop arm 21, so that the first locking arm is connected with the second locking arm 2, and when the first locking arm is rotated to lock or unlock the second locking arm 2, the second locking arm 2 rotates along with the rotation of the first locking arm to lock or unlock a workpiece.
Through the technical scheme, the utility model provides the upper limiting manual locking mechanism of the lifting fixture, a workpiece to be suspended is placed into the U-shaped base 3 through the first locking arm and the second locking arm 2, and the locking mechanism is manually clamped on the workpiece. The locking mechanism has the advantages that the locking mechanism has one more protection to the lifting process of the workpiece, can prevent the workpiece from falling, has the mechanical limiting function, prevents the workpiece from being damaged due to overhigh lifting, avoids the workpiece from being damaged and ensures the personal safety of workers.
The preferred embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited thereto. The technical solution of the utility model can be subjected to a plurality of simple variants within the scope of the technical idea of the utility model. Including the combination of the specific features in any suitable manner, the utility model will not be described in any way in any possible combination in order to avoid unnecessary repetition. Such simple variations and combinations are likewise to be regarded as being within the scope of the present disclosure.
Claims (8)
1. The utility model provides a spacing manual locking mechanism in lifting harness upper portion which characterized in that, locking mechanism includes:
the device comprises a U-shaped base, a lifting mechanism and a lifting mechanism, wherein the inside of the U-shaped base is used for placing a workpiece to be hung;
a first locking arm hinged to the top of the U-shaped base for locking or unlocking the workpiece when rotated;
and the second locking arm is hinged to the bottom of the U-shaped base and hinged to the first locking arm and is used for rotating along with the rotation of the first locking arm so as to lock or unlock the workpiece.
2. The locking mechanism of claim 1, wherein the closed end of the U-shaped base is provided with a first hinge aperture;
the first locking arm comprises a hook part and a connecting rod part, the hook part and the connecting rod part are connected with each other, a second hinge hole is formed between the hook part and the connecting rod part, and the first hinge hole and the second hinge hole are rotatably connected.
3. The locking mechanism of claim 1, wherein the second locking arm comprises a stop arm and a drive arm, the stop arm and the drive arm are connected to each other and are not parallel to each other, a third hinge hole is provided between the stop arm and the drive arm, a fourth hinge hole is provided on one side of the open end of the U-shaped base, and the third hinge hole and the fourth hinge hole are rotatably connected.
4. The locking mechanism of claim 1, wherein the closed end of the U-shaped base is provided with a first hinge aperture;
the first locking arm comprises a hook part and a connecting rod part, the hook part and the connecting rod part are connected with each other, a second hinge hole is formed between the hook part and the connecting rod part, and the first hinge hole and the second hinge hole are rotatably connected;
the second locking arm comprises a stop arm and a transmission arm, the stop arm and the transmission arm are connected with each other and are not parallel to each other, a third hinge hole is formed between the stop arm and the transmission arm, a fourth hinge hole is formed in one side of the opening end of the U-shaped base, and the third hinge hole and the fourth hinge hole are rotatably connected;
the transmission rod, the one end of transmission rod with connecting rod portion is kept away from the one end of couple portion is connected, the other end of transmission rod with the drive arm is kept away from the one end of backstop arm is connected.
5. A lifting harness, the lifting harness comprising:
a driving mechanism for providing a driving force for driving the workpiece to rise or fall;
the suspension mechanism is connected with the driving mechanism and used for suspending the workpiece;
the locking mechanism, set up in the tip of suspension mechanism is used for with the work piece locking is in on the tip of suspension mechanism, the locking mechanism includes:
the device comprises a U-shaped base, a lifting mechanism and a lifting mechanism, wherein the inside of the U-shaped base is used for placing a workpiece to be hung;
a first locking arm hinged to the top of the U-shaped base for locking or unlocking the workpiece when rotated;
and the second locking arm is hinged to the bottom of the U-shaped base and hinged to the first locking arm and is used for rotating along with the rotation of the first locking arm so as to lock or unlock the workpiece.
6. The lifting harness of claim 5 wherein the closed end of the U-shaped base is provided with a first hinge aperture;
the first locking arm comprises a hook part and a connecting rod part, the hook part and the connecting rod part are connected with each other, a second hinge hole is formed between the hook part and the connecting rod part, and the first hinge hole and the second hinge hole are rotatably connected.
7. The lifting harness of claim 5 wherein the second locking arm comprises a stop arm and a drive arm, the stop arm and the drive arm are connected to each other and are not parallel to each other, a third hinge hole is provided between the stop arm and the drive arm, a fourth hinge hole is provided on one side of the open end of the U-shaped base, and the third hinge hole and the fourth hinge hole are rotatably connected.
8. The lifting harness of claim 5 wherein the closed end of the U-shaped base is provided with a first hinge aperture;
the first locking arm comprises a hook part and a connecting rod part, the hook part and the connecting rod part are connected with each other, a second hinge hole is formed between the hook part and the connecting rod part, and the first hinge hole and the second hinge hole are rotatably connected;
the second locking arm comprises a stop arm and a transmission arm, the stop arm and the transmission arm are connected with each other and are not parallel to each other, a third hinge hole is formed between the stop arm and the transmission arm, a fourth hinge hole is formed in one side of the opening end of the U-shaped base, and the third hinge hole and the fourth hinge hole are rotatably connected;
the transmission rod, the one end of transmission rod with connecting rod portion is kept away from the one end of couple portion is connected, the other end of transmission rod with the drive arm is kept away from the one end of backstop arm is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321494765.6U CN220300144U (en) | 2023-06-12 | 2023-06-12 | Manual locking mechanism for upper limit of lifting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321494765.6U CN220300144U (en) | 2023-06-12 | 2023-06-12 | Manual locking mechanism for upper limit of lifting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220300144U true CN220300144U (en) | 2024-01-05 |
Family
ID=89344941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321494765.6U Active CN220300144U (en) | 2023-06-12 | 2023-06-12 | Manual locking mechanism for upper limit of lifting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220300144U (en) |
-
2023
- 2023-06-12 CN CN202321494765.6U patent/CN220300144U/en active Active
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