CN221138601U - Automatic opening and closing mechanism for hook - Google Patents
Automatic opening and closing mechanism for hook Download PDFInfo
- Publication number
- CN221138601U CN221138601U CN202322218778.7U CN202322218778U CN221138601U CN 221138601 U CN221138601 U CN 221138601U CN 202322218778 U CN202322218778 U CN 202322218778U CN 221138601 U CN221138601 U CN 221138601U
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- hook
- wedge
- connecting block
- shaped connecting
- locking
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- 238000000034 method Methods 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Hooks, Suction Cups, And Attachment By Adhesive Means (AREA)
Abstract
The utility model relates to the technical field of unmanned aerial vehicle lifting devices, and discloses an automatic hook opening and closing mechanism. The device mainly comprises a shell, a driving device, a connecting shaft, a hook part and a bearing connecting seat, wherein the hook part is formed by connecting a left hook, a right hook, a wedge-shaped connecting block and a left pull rod and a right pull rod through a hinge shaft and a sliding shaft; the hook part is connected to the bearing connecting seat by a hinge shaft, and the bearing connecting seat is a bearing part of the whole hook mechanism; the wedge-shaped connecting block is controlled to move through the driving device, so that the wedge block enters between the left hook and the right hook to drive the left hook and the right hook to rotate, the automatic opening and closing of the hooks are completed, the wedge-shaped connecting block continuously moves, the contact surfaces of the tail parts of the left hook and the right hook enter or are separated from a locking plane, the hook self-locking and unlocking are realized, and the automatic opening and closing self-locking of the hooks is realized; the utility model is mainly applied to the field of unmanned aerial vehicle lifting devices, can realize automatic opening and closing and self-locking of the hooks, has exquisite and labor-saving structure, and effectively reduces the artificial fatigue strength.
Description
Technical Field
The utility model relates to the technical field of unmanned aerial vehicle lifting devices, in particular to an automatic hook opening and closing mechanism.
Background
At present, along with the wide application of unmanned aerial vehicles, the unmanned aerial vehicle has higher requirements on related supporting equipment of the unmanned aerial vehicles, and particularly in occasions such as fixed point throwing test, air transportation, material throwing and the like of the unmanned aerial vehicles, the hook mechanism is widely applied. The traditional hook mostly needs manual unhooking after the unmanned aerial vehicle falls, or needs unmanned aerial vehicle hovering to unhook by people, wherein the time cost is wasted promptly, also has certain potential safety hazard. Therefore, a hook mechanism which can be automatically opened and closed and has self-locking and high reliability is urgently needed in the market.
Disclosure of utility model
The utility model provides an automatic hook opening and closing mechanism which can realize automatic opening and closing, has a self-locking function and is simple in structure and labor-saving.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
An automatic opening and closing mechanism for a hook, as shown in figure 1, mainly comprises a shell, a driving device, a connecting shaft, a hook part and a bearing and pulling connecting seat. The hook part is formed by connecting a left hook, a right hook, a wedge-shaped connecting block, a left pull rod, a right pull rod and a hinge shaft, the movement of the wedge-shaped connecting block is controlled by the driving device, and the left hook and the right hook rotate along with the movement of the wedge-shaped connecting block to realize automatic opening, closing and self-locking of the left hook and the right hook.
The functions and the working principle of each part are as follows: the driving device is connected with the hook part through a connecting shaft, and the hook part is connected with the bearing and pulling connecting seat through a hinge shaft, so that the driving device is an executing part of the whole mechanism. The driving device mainly comprises a motor and a motor supporting seat, wherein the motor is used for providing driving, and a connecting shaft is connected with a wedge-shaped connecting block for output; through controlling the wedge connecting block to remove, the wedge part of wedge connecting block gets into gradually between the couple circular arc contact surface, makes about the couple rotate, realizes the closure of couple, continuously removes, until about the couple afterbody contact surface gets into in the wedge connecting block locking plane, control the pull rod spout and remove and end, at this moment the wedge connecting block stops removing, accomplishes the couple auto-lock to realized couple automatic closure and self-locking function. When the hook is required to be automatically opened, the wedge-shaped connecting block is controlled to move, the contact surface of the tail part of the left hook and the tail part of the right hook are separated from the locking plane of the wedge-shaped connecting block, the unlocking of the hook is completed along with the movement completion of the sliding grooves of the left pull rod and the right pull rod, the left pull rod and the right pull rod are driven to pull the left pull rod and the right pull rod open, the opening of the hook is realized, and the automatic unlocking and the opening of the hook are realized.
The utility model has two working modes: a normal operating mode and a high load operating mode. The utility model is connected to equipment or a counterweight, a motor is started to move a wedge-shaped connecting block, a left hook and a right hook are closed along with the movement, the left hook and the right hook are continuously moved to enter a locking plane until the movement of a left pull rod chute and a right pull rod chute is finished, and the wedge-shaped connecting block stops moving to finish automatic closing and self-locking of the hooks; after the specified place is reached, the opening instruction is received, the motor is started again, the wedge-shaped connecting block is controlled to move, along with the movement, the left and right hooks are separated from the locking plane, the movement of the pull rod chute is finished, the continuous movement drives the pull rod, the left and right hooks are pulled open, the automatic unlocking and opening of the hooks are completed, the equipment or the counterweight is separated, and the retraction and the extension are completed. The high-load working mode is used under the high-load condition, and because the load born by the hook is higher, the contact surface of the tail ends of the left and right hooks is replaced by the roller, so that the load required by the automatic opening of the hook is effectively reduced, the structure is sensitive and labor-saving, and the automatic opening and closing method of the hook is the same as that of the previous method.
The beneficial effects of the utility model are as follows: the utility model realizes the automatic opening and closing and self-locking functions of the hook and has good labor-saving effect; the adopted plane is self-locking, so that the reliability and stability of the hook are effectively ensured; the utility model has the advantages of simple and exquisite structure, convenient operation, stability, reliability and good usability.
Drawings
The utility model will be further described with reference to the drawings and examples.
FIG. 1 is a closed self-locking cross-sectional view of a conventional working form of the present utility model;
FIG. 2 is a side view of a conventional working configuration of the present utility model;
FIG. 3 is an unlocked open cross-sectional view of the high load operating configuration of the present utility model;
FIG. 4 is a side view of the high load operating configuration of the present utility model;
In the figure, the motor is 1, the motor is 2, the motor mounting seat is 3, the support connecting seat is 4, the left pull rod is 6, the left hook is 7, the right hook is 8, the right pull rod is 9, the wedge-shaped connecting block is 10, the connecting shaft is 11, the housing is 12, the motor is 13, the motor mounting seat is 14, the wedge-shaped connecting block is 15, the left pull rod is 16, the left roller is 17, the left hook is 18, the right hook is 19, the right roller is 20, the right pull rod is 21, the support connecting seat is 22, and the connecting shaft is 22.
Detailed Description
[ Example 1]
The structure of this example is shown in FIG. 1. The left pull rod 5, the left hook 6, the right hook 7, the right pull rod 8 and the wedge-shaped connecting block 9 form a hook part; the hook part is connected with the bearing and pulling connecting seat 4 by adopting a hinge shaft, and the bearing and pulling connecting seat 4 is composed of two connecting columns and a base, so that the wedge-shaped connecting block 9 is guided and connected. The motor shaft is connected with a wedge-shaped connecting block 9 through a connecting shaft 10, and the driving device mainly comprises a motor 2 and a motor mounting seat 3 and is mounted in the shell 1; through drive arrangement, make wedge connecting block 9 reciprocate, control pull rod 5, 8 one end and connect wedge connecting block 9, one end uses the sliding shaft to be connected with control couple spout, along with wedge connecting block (9) down movement, the voussoir gets into gradually between the couple circular arc contact surface, make control couple 6, 7 rotate, accomplish the hook body and close, continue to remove, until control couple afterbody contact surface gets into locking plane, control pull rod 5, 8 spout removal end, stop removing, accomplish the hook body auto-lock, thereby realize the closed auto-lock of couple.
When the hook is in a closed self-locking state, an opening signal is received, the motor 2 is started to enable the wedge-shaped connecting block 9 to move upwards through the connecting shaft 10, the tail parts of the left and right hooks 6 and 7 are enabled to be in contact with the arc surfaces to be separated from the locking plane, the wedge-shaped connecting block 9 continuously moves along with the sliding groove movement of the left pull rod 5 and the right pull rod 8, the left and right pull rods 5 and 8 are driven to pull the left and right hooks 6 and 7, movement is stopped, and unlocking and opening of the hook are achieved.
[ Example 2]
The structure of this example is shown in fig. 3. On the basis of fig. 1, the left and right rollers 16 and 19 are used for replacing the arc contact surfaces of the left and right hooks to contact with the wedge-shaped connecting block 14, the movement of the wedge-shaped connecting block 14 is controlled by adopting the same method as that of the case 1, the left and right rollers 16 and 19 are separated from a locking plane along with the upward movement of the wedge-shaped connecting block 14, the sliding grooves of the left and right pull rods 15 and 20 are moved continuously after movement, the left and right pull rods 15 and 20 are driven to pull the left and right hooks 17 and 18 open, the movement is stopped, and the unlocking and opening of the hooks are realized. As above, along with the movement of the wedge-shaped connecting block 14, the wedge blocks gradually enter between the two rollers, so that the left and right hooks 17 and 18 rotate, the hook body is closed, the movement is continued until the left and right rollers 16 and 19 enter a locking plane, the movement of the sliding grooves of the left and right pull rods 15 and 20 is finished, the movement is stopped, and the closing self-locking of the hooks is realized.
In the high-load closed self-locking working state, the tensile force born by the hook part acts on the bearing connecting seat 21 and is a bearing part of the whole hook mechanism, and the front and rear stainless steel vertical plates are used for welding gussets, so that the bearing capacity is enhanced, and the structure is stable and reliable.
Claims (2)
1. The utility model provides an automatic mechanism that opens and shuts of couple which characterized in that includes: the self-locking device comprises a shell (1), a motor (2), a motor mounting seat (3), a bearing connecting seat (4), a left pull rod (5), a left hook (6), a right hook (7), a right pull rod (8), a wedge-shaped connecting block (9) and a connecting shaft (10), wherein the motor (2) drives the wedge-shaped connecting block (9) to move up and down, when the wedge-shaped connecting block (9) moves downwards, the wedge-shaped connecting block enters between the left hook and the right hook to drive the left hook (6) and the right hook (7) to rotate, the hook is closed, the wedge-shaped connecting block (9) continuously moves downwards, and the hook locking plane is entered, so that the hook self-locking is completed; when the wedge-shaped connecting block (9) moves upwards, the wedge-shaped connecting block (9) is separated from the contact surfaces of the tail parts of the left and right hooks to finish unlocking, the wedge-shaped connecting block (9) continuously moves upwards to drive the left pull rod (5) and the right pull rod (8) to pull the left and right hooks apart, and the automatic opening of the hooks is finished; the whole process realizes the automatic opening and closing of the hook.
2. The automatic opening and closing mechanism for hooks according to claim 1, characterized in that: the novel hook locking device further comprises a left roller (16) and a right roller (19), wherein the left roller and the right roller are arranged at the tail parts of the left hook (6) and the right hook (7), the left roller and the right roller are the locking plane of the hook, and the locking contact surface of the hook is roller contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322218778.7U CN221138601U (en) | 2023-08-17 | 2023-08-17 | Automatic opening and closing mechanism for hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322218778.7U CN221138601U (en) | 2023-08-17 | 2023-08-17 | Automatic opening and closing mechanism for hook |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221138601U true CN221138601U (en) | 2024-06-14 |
Family
ID=91427891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322218778.7U Active CN221138601U (en) | 2023-08-17 | 2023-08-17 | Automatic opening and closing mechanism for hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221138601U (en) |
-
2023
- 2023-08-17 CN CN202322218778.7U patent/CN221138601U/en active Active
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| GR01 | Patent grant |