CN212101652U - Hook unhooking prevention device of crane - Google Patents
Hook unhooking prevention device of crane Download PDFInfo
- Publication number
- CN212101652U CN212101652U CN202020767105.0U CN202020767105U CN212101652U CN 212101652 U CN212101652 U CN 212101652U CN 202020767105 U CN202020767105 U CN 202020767105U CN 212101652 U CN212101652 U CN 212101652U
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- hook
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- driving motor
- bearing hook
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- 230000002265 prevention Effects 0.000 title description 7
- 230000000694 effects Effects 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims description 17
- 238000000926 separation method Methods 0.000 claims description 4
- 230000000630 rising effect Effects 0.000 abstract 1
- 238000005192 partition Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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Abstract
The utility model provides a lifting hook mousing-hook device of hoist, includes the bearing hook, the top fixedly connected with of bearing hook breaks away from the mechanism. The utility model discloses a be provided with through the inside at the release mechanism rack board has set gradually, the movable groove, the stopper, the anticreep pole, the lift groove, the anticreep groove, the limiting plate, the dead lever, driven gear, the box, drive gear and a driving motor, it makes to start first driving motor and drive gear rotation to carry out the protection of mousing-hook to the lifting hook, drive gear drives the rack board and rises, the rack board drives the anticreep hook of having realized after the rising of anticreep pole and the anticreep groove block, after the goods is taken to the assigned position, it is rotatory to start first driving motor and drive gear, drive gear drives rack board downstream, the rack board drives driven gear rotation again, it is rotatory to one side under the effect of limiting plate to make the bearing hook use the dead lever as the center, reach the automatic bearing hook that breaks away from of cable behind.
Description
Technical Field
The utility model relates to a jack-up technical field specifically is a lifting hook mousing-hook device of hoist.
Background
The crane is used as mechanical equipment necessary in the aspects of building construction or object handling, so that the crane is widely applied, a lifting hook of the crane is one of the most important parts of the whole machine, the performance of the lifting hook influences the working efficiency of the whole crane, but the existing lifting hook of the crane is too simple in unhooking prevention method, too single in function and not high in safety coefficient, and the method is a point needing improvement.
In the process of implementing the present invention, the inventor finds that at least the following problems exist in the prior art and are not solved:
(1) in the traditional unhooking prevention device of the crane, cables with different diameters are required when heavy objects with different sizes are met, a lifting hook needs to be replaced, and the lifting hook is very troublesome to replace after being installed on a lifting cable, so that the efficiency is influenced;
(2) the traditional unhooking prevention device of the crane has poor effect and low safety factor, and is manually adjusted, so that the safety of workers is influenced;
(3) the anti-unhooking device of traditional hoist, hanging the cable lifting and be that the cable rocks in the lifting hook easily, has very big potential safety hazard.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a lifting hook mousing hook device of hoist to propose the installation among the solution above-mentioned background art and dismantle the problem of difficulty, need artifical regulation and the unable fixed cable in the lifting hook.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lifting hook mousing-hook device of hoist, includes the bearing hook, the top fixedly connected with of bearing hook breaks away from the mechanism, break away from mechanism top fixedly connected with mounting structure, the inside swing joint of bearing hook has positioning mechanism.
Preferably, mounting structure's inside has set gradually down installation piece, fixed slot, mounting groove, has installed piece, knob and mounting panel, install a fixed connection on the top that breaks away from the mechanism down, the top of installation piece one side is inlayed down and is had the fixed slot, the inside swing joint of installation piece has the knob down, one side fixedly connected with mounting panel of knob, the top swing joint of installation piece has last installation piece down, the inside swing joint of going up the installation piece has the mounting groove.
Preferably, rack plate, activity groove, stopper, anticreep pole, lift groove, anticreep groove, limiting plate, dead lever, driven gear, box, drive gear and a driving motor have set gradually in the inside of disengagement mechanism, box fixed connection is in mounting structure's bottom, the first driving motor of one end fixedly connected with of box, box fixedly connected with drive gear is run through to a driving motor's output, the inside one end fixedly connected with stopper of box, one side fixedly connected with lift groove of box, the inside bottom fixedly connected with dead lever of box.
Preferably, the inside of box is provided with the rack board, the inside of rack board is inlayed and is had the activity groove, activity groove and stopper swing joint, one side activity of rack board articulates there is the anticreep pole, the bottom at the bearing hook is inlayed in the anticreep groove, the anticreep pole is connected with the anticreep groove block, drive gear is connected with the meshing of rack board.
Preferably, limiting plate fixed connection is at the top of bearing hook one end, the outside swing joint of dead lever has driven gear, driven gear is connected with the meshing of rack plate, the bearing hook runs through the bottom and the driven gear fixed connection of box.
Preferably, positioning mechanism's inside has set gradually hinge groove, constant head tank, strip, rope, baffle and second driving motor that resets, hinge groove fixed connection is on the inside top of bearing hook, the bottom activity in hinge groove articulates there is the strip that resets, the top at the bearing hook is inlayed to the constant head tank, the top fixedly connected with rope of strip that resets, second driving motor fixed connection is at the top of bearing hook one end, baffle swing joint is in the inside of bearing hook, the one end and the baffle fixed connection of bearing hook are run through to second driving motor's output.
Compared with the prior art, the beneficial effects of the utility model are that: the hook unhooking prevention device of the crane not only realizes convenient installation and disassembly, realizes automatic unhooking prevention and unhooking assistance, but also realizes fixation of a rope in the hook;
(1) the lower mounting block, the fixing groove, the mounting groove, the upper mounting block, the knob and the mounting plate are sequentially arranged in the mounting structure, the upper mounting block is fixed on the bearing cable, the lower mounting block is attached to the upper mounting block during mounting of the device, the mounting plate is driven to rotate around the knob by twisting the knob and enter the mounting groove, one end of the mounting plate is clamped with the fixing groove after penetrating through the mounting groove, fixing is achieved, then the knob is twisted, the mounting plate is separated from the mounting groove, and rapid dismounting is achieved;
(2) the rack plate, the movable groove, the limiting block, the anti-drop rod, the lifting groove, the anti-drop groove, the limiting plate, the fixing rod, the driven gear, the box body, the driving gear and the first driving motor are sequentially arranged in the disengaging mechanism, the anti-drop hook protection is carried out on the lifting hook, so that the first driving motor is started to drive the driving gear to rotate, the driving gear drives the rack plate to ascend, the rack plate drives the anti-drop rod to ascend and is clamped with the anti-drop groove, the anti-drop hook is realized, after goods are brought to a specified position, the first driving motor is started to drive the driving gear to rotate, the driving gear drives the rack plate to move downwards, the rack plate drives the driven gear to rotate, the bearing hook rotates to one side under the action of the limiting plate by taking the fixing rod as a center, the cable automatically disengages from;
(3) through the inside at positioning mechanism has set gradually the hinge groove, the constant head tank, the strip resets, the rope, baffle and second driving motor, put into the bearing hook with the cable after, the cable card is gone into the constant head tank and is realized the fixed to the cable, rise when the bearing hook needs to unhook the cable, it is rotatory to start second driving motor and drive the baffle, the baffle rolls up the rope, the rope drives the one end that resets and rises, the strip that resets takes the cable out of the constant head tank, realize that the cable is fixed and do not influence the unhook.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
FIG. 2 is a schematic side view, cross-sectional structure of the mounting structure of the present invention;
FIG. 3 is a schematic side view of the detaching mechanism of the present invention;
fig. 4 is a schematic side view of the positioning mechanism of the present invention.
In the figure: 1. a mounting structure; 101. a lower mounting block; 102. fixing grooves; 103. mounting grooves; 104. an upper mounting block; 105. a knob; 106. mounting a plate; 2. a disengagement mechanism; 201. a rack plate; 202. a movable groove; 203. a limiting block; 204. an anti-drop rod; 205. a lifting groove; 206. a drop-proof groove; 207. a limiting plate; 208. fixing the rod; 209. a driven gear; 210. a box body; 211. a drive gear; 212. a first drive motor; 3. a load bearing hook; 4. a positioning mechanism; 401. a hinge slot; 402. positioning a groove; 403. a reset bar; 404. a rope; 405. a partition plate; 406. a second drive motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: a hook anti-unhooking device of a crane comprises a bearing hook 3, a separating mechanism 2 is fixedly connected at the top end of the bearing hook 3,
the rack plate 201, the movable groove 202, the limiting block 203, the anti-falling rod 204, the lifting groove 205, the anti-falling groove 206, the limiting plate 207, the fixing rod 208, the driven gear 209, the box body 210, the driving gear 211 and the first driving motor 212 are sequentially arranged in the separation mechanism 2, the box body 210 is fixedly connected to the bottom end of the mounting structure 1, one end of the box body 210 is fixedly connected with the first driving motor 212, the model of the first driving motor 212 can be Y90S-2, the output end of the first driving motor 212 penetrates through the box body 210 and is fixedly connected with the driving gear 211, one end in the box body 210 is fixedly connected with the limiting block 203, one side of the box body 210 is fixedly connected with the lifting groove 205, and the bottom end in the;
a rack plate 201 is arranged in the box body 210, a movable groove 202 is embedded in the rack plate 201, the movable groove 202 is movably connected with a limiting block 203, one side of the rack plate 201 is movably hinged with an anti-falling rod 204, the anti-falling groove 206 is embedded at the bottom end of the bearing hook 3, the anti-falling rod 204 is connected with the anti-falling groove 206 in a clamping manner, and a driving gear 211 is connected with the rack plate 201 in a meshing manner;
the limiting plate 207 is fixedly connected to the top of one end of the bearing hook 3, the outside of the fixing rod 208 is movably connected with a driven gear 209, the driven gear 209 is meshed with the rack plate 201, and the bearing hook 3 penetrates through the bottom end of the box body 210 and is fixedly connected with the driven gear 209;
specifically, as shown in fig. 1 and 3, when the mechanism is used, firstly, after the hook is protected from unhooking, the first driving motor 212 is started to drive the driving gear 211 to rotate, the driving gear 211 drives the rack plate 201 to ascend, the rack plate 201 drives the anti-tripping rod 204 to ascend and be clamped with the anti-tripping groove 206, so that unhooking is achieved, after goods are brought to a specified position, the first driving motor 212 is started to drive the driving gear 211 to rotate, the driving gear 211 drives the rack plate 201 to move downwards, the rack plate 201 drives the driven gear 209 to rotate, so that the bearing hook 3 rotates to one side under the action of the limiting plate 207 with the fixed rod 208 as the center, and after the goods reach a certain height, the cable automatically detaches from the bearing hook 3, so that automatic unhooking is achieved;
the top end of the disengaging mechanism 2 is fixedly connected with a mounting structure 1;
the mounting structure comprises a mounting structure 1 and is characterized in that a lower mounting block 101, a fixing groove 102, a mounting groove 103, an upper mounting block 104, a knob 105 and a mounting plate 106 are sequentially arranged in the mounting structure 1, the lower mounting block 101 is fixedly connected to the top end of a separation mechanism 2, the fixing groove 102 is embedded in the top end of one side of the lower mounting block 101, the knob 105 is movably connected to the inside of the lower mounting block 101, the mounting plate 106 is fixedly connected to one side of the knob 105, the upper mounting block 104 is movably connected to the top end of the lower mounting block 101, and the mounting groove 103 is movably connected;
specifically, as shown in fig. 1 and 2, when the mechanism is used, first, a lower mounting block 101 is fixedly connected to the top end of a disengaging mechanism 2, a fixing groove 102 is embedded in the top end of one side of the lower mounting block 101, a knob 105 is movably connected inside the lower mounting block 101, a mounting plate 106 is fixedly connected to one side of the knob 105, an upper mounting block 104 is movably connected to the top end of the lower mounting block 101, and a mounting groove 103 is movably connected inside the upper mounting block 104;
the interior of the bearing hook 3 is movably connected with a positioning mechanism 4;
the inside of the positioning mechanism 4 is sequentially provided with a hinge groove 401, a positioning groove 402, a reset strip 403, a rope 404, a partition plate 405 and a second driving motor 406, the hinge groove 401 is fixedly connected to the top end of the inside of the bearing hook 3, the bottom end of the hinge groove 401 is movably hinged with the reset strip 403, the positioning groove 402 is embedded in the top end of the bearing hook 3, the top end of the reset strip 403 is fixedly connected with the rope 404, the second driving motor 406 is fixedly connected to the top of one end of the bearing hook 3, the model of the second driving motor 406 can be Y90L-2, the partition plate 405 is movably connected to the inside of the bearing hook 3, and the output end of the second driving motor 406 penetrates through one end of the bearing hook 3 and is fixedly;
specifically, as shown in fig. 1 and 4, when the mechanism is used, firstly, after a cable is placed into the bearing hook 3, the cable is clamped into the positioning groove 402 to fix the cable, when the bearing hook 3 rises and needs to unhook the cable, the second driving motor 406 is started to drive the partition plate 405 to rotate, the partition plate 405 winds up the cable 404, the cable 404 drives one end of the resetting strip 403 to rise, and the resetting strip 403 takes the cable out of the positioning groove 402, so that the cable is fixed without affecting unhooking.
The working principle is as follows: the utility model discloses when using, at first, install piece 101 fixed connection down on the top that breaks away from mechanism 2, the top of installing piece 101 one side down is inlayed and is had fixed slot 102, and the inside swing joint of installing piece 101 down has knob 105, and one side fixedly connected with mounting panel 106 of knob 105 installs piece 101 down on the top swing joint of installing piece 104, and the inside swing joint of going up installation piece 104 has mounting groove 103.
After that, the hook is protected to prevent unhooking, so that the first driving motor 212 is started to drive the driving gear 211 to rotate, the driving gear 211 drives the rack plate 201 to ascend, the rack plate 201 drives the anti-unhooking rod 204 to ascend and is clamped with the anti-unhooking groove 206, after the goods are brought to a specified position, the first driving motor 212 is started to drive the driving gear 211 to rotate, the driving gear 211 drives the rack plate 201 to move downwards, the rack plate 201 drives the driven gear 209 to rotate again, the bearing hook 3 rotates to one side under the action of the limiting plate 207 by taking the fixing rod 208 as a center, the cable automatically breaks away from the bearing hook 3 after reaching a certain height, and automatic unhooking is achieved.
Finally, after the cable is placed into the bearing hook 3, the cable is clamped into the positioning groove 402 to fix the cable, when the bearing hook 3 rises and needs to unhook the cable, the second driving motor 406 is started to drive the partition plate 405 to rotate, the partition plate 405 winds up the rope 404, the rope 404 drives one end of the resetting strip 403 to rise, the resetting strip 403 takes the cable out of the positioning groove 402, and the cable is fixed without affecting unhooking.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a lifting hook mousing-hook device of hoist, includes bearing hook (3), its characterized in that: the top end of the bearing hook (3) is fixedly connected with a separation mechanism (2), the top end of the separation mechanism (2) is fixedly connected with a mounting structure (1), and the inside of the bearing hook (3) is movably connected with a positioning mechanism (4).
2. A hook anti-unhooking device for a crane according to claim 1, wherein: the utility model discloses a mounting structure, including mounting structure (1), the inside of mounting structure (1) has set gradually down installation piece (101), fixed slot (102), mounting groove (103), goes up installation piece (104), knob (105) and mounting panel (106), installation piece (101) fixed connection is on the top that breaks away from mechanism (2) down, the top of installation piece (101) one side is inlayed down and is had fixed slot (102), the inside swing joint of installation piece (101) has knob (105) down, one side fixedly connected with mounting panel (106) of knob (105), the top swing joint of installation piece (101) has last installation piece (104) down, the inside swing joint of going up installation piece (104) has mounting groove (103).
3. A hook anti-unhooking device for a crane according to claim 1, wherein: the inside of the disengaging mechanism (2) is sequentially provided with a rack plate (201), a movable groove (202), a limiting block (203), an anti-falling rod (204), a lifting groove (205), an anti-falling groove (206), a limiting plate (207), a fixing rod (208), a driven gear (209), a box body (210), a driving gear (211) and a first driving motor (212), the box body (210) is fixedly connected with the bottom end of the mounting structure (1), one end of the box body (210) is fixedly connected with a first driving motor (212), the output end of the first driving motor (212) penetrates through the box body (210) and is fixedly connected with a driving gear (211), one end inside the box body (210) is fixedly connected with a limit block (203), one side of the box body (210) is fixedly connected with a lifting groove (205), the bottom end inside the box body (210) is fixedly connected with a fixing rod (208).
4. A hook anti-unhooking device for a crane according to claim 3, wherein: the inside of box (210) is provided with rack plate (201), the inside of rack plate (201) is inlayed and is had activity groove (202), activity groove (202) and stopper (203) swing joint, one side activity of rack plate (201) articulates there is anticreep pole (204), bottom at bearing hook (3) is inlayed in anticreep groove (206), anticreep pole (204) are connected with anticreep groove (206) block, drive gear (211) are connected with rack plate (201) meshing.
5. A hook anti-unhooking device for a crane according to claim 3, wherein: limiting plate (207) fixed connection is at the top of bearing hook (3) one end, the outside swing joint of dead lever (208) has driven gear (209), driven gear (209) are connected with rack plate (201) meshing, bearing hook (3) run through the bottom and driven gear (209) fixed connection of box (210).
6. A hook anti-unhooking device for a crane according to claim 1, wherein: the inside of positioning mechanism (4) has set gradually hinge groove (401), constant head tank (402), strip (403) that resets, rope (404), baffle (405) and second driving motor (406), hinge groove (401) fixed connection is on the inside top of bearing hook (3), the bottom activity hinge of hinge groove (401) has strip (403) that resets, the top at bearing hook (3) is inlayed to the constant head tank, the top fixedly connected with rope (404) of strip (403) that resets, second driving motor (406) fixed connection is at the top of bearing hook (3) one end, baffle (405) swing joint is in the inside of bearing hook (3), the output of second driving motor (406) runs through the one end and baffle (405) fixed connection of bearing hook (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020767105.0U CN212101652U (en) | 2020-05-11 | 2020-05-11 | Hook unhooking prevention device of crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020767105.0U CN212101652U (en) | 2020-05-11 | 2020-05-11 | Hook unhooking prevention device of crane |
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| Publication Number | Publication Date |
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| CN212101652U true CN212101652U (en) | 2020-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020767105.0U Active CN212101652U (en) | 2020-05-11 | 2020-05-11 | Hook unhooking prevention device of crane |
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| CN (1) | CN212101652U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113793765A (en) * | 2021-09-16 | 2021-12-14 | 河南东起机械有限公司 | High-sensitivity limit switch |
| JP7466073B1 (en) * | 2022-11-17 | 2024-04-11 | 日本発條株式会社 | Hoist hook and method for transporting items using the hoist hook |
| JPWO2024106076A1 (en) * | 2022-11-17 | 2024-05-23 |
-
2020
- 2020-05-11 CN CN202020767105.0U patent/CN212101652U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113793765A (en) * | 2021-09-16 | 2021-12-14 | 河南东起机械有限公司 | High-sensitivity limit switch |
| CN113793765B (en) * | 2021-09-16 | 2024-06-07 | 河南东起机械有限公司 | High-sensitivity limit switch |
| JP7466073B1 (en) * | 2022-11-17 | 2024-04-11 | 日本発條株式会社 | Hoist hook and method for transporting items using the hoist hook |
| JPWO2024106076A1 (en) * | 2022-11-17 | 2024-05-23 | ||
| WO2024106076A1 (en) * | 2022-11-17 | 2024-05-23 | 日本発條株式会社 | Hoist hook and method of transporting article using hoist hook |
| WO2024106075A1 (en) * | 2022-11-17 | 2024-05-23 | 日本発條株式会社 | Hoist hook and method of transporting article using hoist hook |
| TWI882521B (en) * | 2022-11-17 | 2025-05-01 | 日商日本發條股份有限公司 | Hooks and methods of transporting items |
| JP7675950B2 (en) | 2022-11-17 | 2025-05-13 | 日本発條株式会社 | Hoist hook and method for transporting items using the hoist hook |
| CN120077004A (en) * | 2022-11-17 | 2025-05-30 | 日本发条株式会社 | Lifting hook and method for transporting objects using lifting hook |
| US12503342B2 (en) | 2022-11-17 | 2025-12-23 | Nhk Spring Co., Ltd. | Hoist hook and transporting method of article using the hoist hook |
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