CN220845189U - Building machinery lifts by crane anti-falling locking device - Google Patents
Building machinery lifts by crane anti-falling locking device Download PDFInfo
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- CN220845189U CN220845189U CN202322695972.4U CN202322695972U CN220845189U CN 220845189 U CN220845189 U CN 220845189U CN 202322695972 U CN202322695972 U CN 202322695972U CN 220845189 U CN220845189 U CN 220845189U
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- 238000004804 winding Methods 0.000 claims abstract description 22
- 238000010276 construction Methods 0.000 claims abstract description 17
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 9
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000011449 brick Substances 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- -1 tiles Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Abstract
The utility model discloses a lifting anti-falling locking device for construction machinery, which relates to the technical field of building lifting devices and comprises a lifting shell, a lifting traction rope and a lifting shackle, wherein a first guiding and limiting roller set, a second guiding and limiting roller set, a positioning locking assembly and a centrifugal locking assembly are arranged in the lifting shell, and the first guiding and limiting roller set and the second guiding and limiting roller set are positioned at the top and the bottom of the lifting shell. According to the utility model, through the matched use of the first centrifugal arc block, the second centrifugal arc block, the first locking double-divided gear, the second locking double-divided gear, the first side gear block, the second side gear block and the winding roller, safety accidents are avoided, and after goods are released from a hoisting state, the first centrifugal arc block and the second centrifugal arc block can drive the first locking double-divided gear to reset under the reset force of the reset spring, so that subsequent locking work is facilitated.
Description
Technical Field
The utility model relates to the technical field of building hoisting devices, in particular to a hoisting anti-falling locking device for building machinery.
Background
The building is a generic name of building and structure, and is an artificial environment created by utilizing the mastered material technical means and applying a certain scientific rule and aesthetic rule in order to meet the social life needs. The building is made of soil, bricks, tiles, stones and wood; space for people to live and use, such as house, bridge, factory building, gymnasium, cave dwelling, water tower, temple, etc. is formed by building materials such as reinforced concrete and sectional materials. In a broad sense, landscapes and gardens are also part of the building.
The on-site approach of the building site needs to lift various devices, and the existing lifting hook is easy to separate in the lifting process, so that the lifted devices fall off to cause damage to the devices and safety accidents.
Disclosure of Invention
The utility model aims to provide a lifting anti-falling locking device for construction machinery, which aims to solve the problems in the background technology.
In order to solve the technical problems, the utility model adopts the following technical scheme:
The utility model provides a construction machinery lifts by crane anti-falling locking device, includes lifts by crane the casing, lifts by crane the traction rope and lifts by crane the shackle, lift by crane the inside of casing and be provided with first direction spacing roller group, second direction spacing roller group, location locking subassembly and centrifugal locking subassembly.
The first guiding limiting roller set and the second guiding limiting roller set are positioned at the top and the bottom of the lifting shell, and the positioning locking assembly and the centrifugal locking assembly are transversely arranged and distributed in the central area of the lifting shell.
The positioning locking assembly comprises a first side tooth block and a second side tooth block, the centrifugal locking assembly comprises a first locking double-split gear, a second locking double-split gear, a winding roller, a central shaft rod, a first centrifugal arc block, a second centrifugal arc block and a reset spring, and a sliding groove is formed in the top end of the winding roller.
The technical scheme of the utility model is further improved as follows: the first locking double-divided gear comprises a left half arc gear and a right half arc gear, a sliding block is fixedly connected to the back of the first locking double-divided gear, the outer wall of the sliding block is in sliding connection with the inner wall of the sliding groove, the back of the first centrifugal arc block is fixedly connected with the inner wall of the left half arc gear, and the back of the second centrifugal arc block is fixedly connected with the inner wall of the right half arc gear.
The technical scheme of the utility model is further improved as follows: one end of the return spring is fixedly connected with one end of the first centrifugal arc block, and the other end of the return spring is fixedly connected with one end of the second centrifugal arc block.
The technical scheme of the utility model is further improved as follows: the inner wall of the winding roller is fixedly connected with the outer wall of the central shaft rod, and two ends of the central shaft rod are rotatably connected with the inner wall of the lifting shell.
The technical scheme of the utility model is further improved as follows: the outer wall of the first locking double-divided gear is meshed with one side of the first side gear block, the outer wall of the second locking double-divided gear is meshed with one side of the second side gear block, and an auxiliary roller is rotationally connected between the first side gear block and the second side gear block.
The technical scheme of the utility model is further improved as follows: the sides of the first side gear block and the second side gear block are respectively and fixedly connected with the inner wall of the lifting shell.
The technical scheme of the utility model is further improved as follows: the outer wall fixedly connected with external strip that hinders of wire winding roller, the bottom of lifting by crane the haulage cable with the top fixed connection of lifting by crane the shackle.
By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:
The utility model provides a lifting anti-falling locking device for construction machinery, which utilizes the cooperation of a first centrifugal arc block, a second centrifugal arc block, a first locking double-split gear, a second locking double-split gear, a first side tooth block, a second side tooth block and a winding roller to ensure that the goods lifted by a lifting traction rope cannot fall, and the safety accident is avoided.
The utility model provides a lifting anti-falling locking device for construction machinery, which utilizes the cooperation of a first centrifugal arc block, a second centrifugal arc block and a return spring, so that after goods are released from a lifting state, the first centrifugal arc block and the second centrifugal arc block can drive a first locking double-pinion to reset under the reset action force of the return spring, thereby facilitating the subsequent locking work.
The utility model provides a lifting anti-falling locking device for construction machinery, which utilizes the cooperation of a first guiding limit roller set, a second guiding limit roller set, a positioning locking assembly and a centrifugal locking assembly to ensure that lifting traction ropes are distributed in a surrounding curve, thereby increasing the friction resistance in the process of being pulled rapidly and improving the firmness of subsequent locking.
Drawings
FIG. 1 is a schematic view of a lifting hull construction of the present utility model;
FIG. 2 is a schematic view of the construction details of the lifting housing of the present utility model;
FIG. 3 is a schematic view of a centrifugal lock assembly according to the present utility model;
FIG. 4 is an enlarged schematic view of the structure at A of the present utility model;
fig. 5 is a schematic view of a winding roller structure according to the present utility model.
In the figure: 1. lifting the shell; 2. hoisting a traction rope; 3. lifting a shackle; 4. the first guiding limit roller set; 5. the second guiding limit roller set; 6. positioning a locking assembly; 7. a centrifugal locking assembly; 8. a first side tooth block; 9. a second side tooth block; 10. a first locking double-split gear; 11. the second locking double-split gear; 12. a wire winding roller; 13. a central shaft; 14. a first centrifugal arc block; 15. a second centrifugal arc block; 16. a return spring; 17. an external resistance bar; 18. and a sliding groove.
Description of the embodiments
The utility model is further illustrated by the following examples:
Examples
As shown in fig. 1-5, the utility model provides a lifting anti-falling locking device for construction machinery, which comprises a lifting shell 1, a lifting traction rope 2 and a lifting shackle 3, wherein a first guiding and limiting roller set 4, a second guiding and limiting roller set 5, a positioning locking assembly 6 and a centrifugal locking assembly 7 are arranged in the lifting shell 1.
The first guiding limit roller set 4 and the second guiding limit roller set 5 are positioned at the top and the bottom of the lifting shell 1, and the positioning locking assembly 6 and the centrifugal locking assembly 7 are transversely arranged and distributed in the central area of the lifting shell 1. The first guiding limit roller set 4 and the second guiding limit roller set 5 are matched, so that the lifting traction rope 2 cannot be worn by friction of the inner wall of the lifting shell 1 in a normal use process, and the service life of the lifting traction rope 2 is prolonged.
The positioning locking assembly 6 comprises a first side tooth block 8 and a second side tooth block 9, the centrifugal locking assembly 7 comprises a first locking double-divided gear 10, a second locking double-divided gear 11, a winding roller 12, a central shaft rod 13, a first centrifugal arc block 14, a second centrifugal arc block 15 and a return spring 16, and a sliding groove 18 is formed in the top end of the winding roller 12.
The first locking double-part gear 10 comprises a left half arc tooth and a right half arc tooth, the back of the first locking double-part gear 10 is fixedly connected with a sliding block, the outer wall of the sliding block is in sliding connection with the inner wall of the sliding groove 18, and the sliding groove 18 guides the movement of the left half arc tooth and the right half arc tooth by using the sliding block and acts on the winding roller 12 in a reaction mode to enable the winding roller to enter a locking state. The back of the first centrifugal arc block 14 is fixedly connected with the inner wall of the left half arc tooth, and the back of the second centrifugal arc block 15 is fixedly connected with the inner wall of the right half arc tooth.
One end of the reset spring 16 is fixedly connected with one end of the first centrifugal arc block 14, the other end of the reset spring 16 is fixedly connected with one end of the second centrifugal arc block 15, and after the goods are lifted, the first centrifugal arc block 14 and the second centrifugal arc block 15 can drive the first locking double-split gear 10 to reset under the reset force of the reset spring 16, so that the follow-up locking work is facilitated.
Examples
As shown in fig. 1-5, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the inner wall of the winding roller 12 is fixedly connected with the outer wall of the central shaft lever 13, and two ends of the central shaft lever 13 are rotatably connected with the inner wall of the lifting shell 1.
The outer wall of the first locking double-divided gear 10 is meshed with one side of the first side gear block 8, the outer wall of the second locking double-divided gear 11 is meshed with one side of the second side gear block 9, and an auxiliary roller is rotatably connected between the first side gear block 8 and the second side gear block 9.
The sides of the first side tooth block 8 and the second side tooth block 9 are respectively fixedly connected with the inner wall of the lifting shell 1.
The outer wall of the winding roller 12 is fixedly connected with an external blocking strip 17, and the bottom end of the lifting traction rope 2 is fixedly connected with the top end of the lifting shackle 3.
The working principle of the lifting anti-falling locking device of the construction machinery is specifically described below.
When the lifting hook ring 3 lifts cargoes, as shown in fig. 1-5, during use, when unexpected falling suddenly occurs, the lifting traction rope 2 drives the winding roller 12 to rapidly rotate, at this time, the winding roller 12 drives the first locking double-divided gear 10 to rapidly rotate, and the first centrifugal arc block 14 and the second centrifugal arc block 15 inside the first locking double-divided gear 10 respectively drive the left half arc tooth and the right half arc tooth to move outwards under the action of centrifugal force, and simultaneously drive the sliding block to slide on the inner wall of the sliding groove 18.
When one of the left half arc tooth and the right half arc tooth moves to be in a meshed state with the side of the first side gear block 8, rotation of the winding roller 12 is stopped, and at the moment, the first locking double-split gear 10 can limit rotation of the winding roller 12.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.
Claims (7)
1. The utility model provides a construction machinery lifts by crane anti-falling locking device, includes to lift by crane casing (1), lifts by crane haulage cable (2) and lifts by crane shackle (3), its characterized in that: the hoisting device is characterized in that a first guiding and limiting roller set (4), a second guiding and limiting roller set (5), a positioning and locking assembly (6) and a centrifugal locking assembly (7) are arranged in the hoisting shell (1);
the first guide limiting roller set (4) and the second guide limiting roller set (5) are positioned at the top and the bottom of the lifting shell (1), and the positioning locking assembly (6) and the centrifugal locking assembly (7) are transversely arranged and distributed in the central area of the lifting shell (1);
The positioning locking assembly (6) comprises a first side tooth block (8) and a second side tooth block (9), the centrifugal locking assembly (7) comprises a first locking double-divided gear (10), a second locking double-divided gear (11), a winding roller (12), a central shaft rod (13), a first centrifugal arc block (14), a second centrifugal arc block (15) and a reset spring (16), and a sliding groove (18) is formed in the top end of the winding roller (12).
2. The construction machine lifting anti-falling locking device according to claim 1, wherein: the first locking double-divided gear (10) comprises a left half arc tooth and a right half arc tooth, a sliding block is fixedly connected to the back surface of the first locking double-divided gear (10), the outer wall of the sliding block is in sliding connection with the inner wall of the sliding groove (18), the back surface of the first centrifugal arc block (14) is fixedly connected with the inner wall of the left half arc tooth, and the back surface of the second centrifugal arc block (15) is fixedly connected with the inner wall of the right half arc tooth.
3. The construction machine lifting anti-falling locking device according to claim 1, wherein: one end of the return spring (16) is fixedly connected with one end of the first centrifugal arc block (14), and the other end of the return spring (16) is fixedly connected with one end of the second centrifugal arc block (15).
4. The construction machine lifting anti-falling locking device according to claim 1, wherein: the inner wall of the winding roller (12) is fixedly connected with the outer wall of the central shaft lever (13), and two ends of the central shaft lever (13) are rotatably connected with the inner wall of the lifting shell (1).
5. The construction machine lifting anti-falling locking device according to claim 1, wherein: the outer wall of the first locking double-divided gear (10) is meshed with one side of the first side gear block (8), the outer wall of the second locking double-divided gear (11) is meshed with one side of the second side gear block (9), and an auxiliary roller is rotationally connected between the first side gear block (8) and the second side gear block (9).
6. The construction machine lifting anti-falling locking device according to claim 1, wherein: the sides of the first side tooth block (8) and the second side tooth block (9) are fixedly connected with the inner wall of the lifting shell (1) respectively.
7. The construction machine lifting anti-falling locking device according to claim 1, wherein: the outer wall of the winding roller (12) is fixedly connected with an external blocking strip (17), and the bottom end of the lifting traction rope (2) is fixedly connected with the top end of the lifting shackle (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322695972.4U CN220845189U (en) | 2023-10-09 | 2023-10-09 | Building machinery lifts by crane anti-falling locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322695972.4U CN220845189U (en) | 2023-10-09 | 2023-10-09 | Building machinery lifts by crane anti-falling locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220845189U true CN220845189U (en) | 2024-04-26 |
Family
ID=90780828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322695972.4U Active CN220845189U (en) | 2023-10-09 | 2023-10-09 | Building machinery lifts by crane anti-falling locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220845189U (en) |
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2023
- 2023-10-09 CN CN202322695972.4U patent/CN220845189U/en active Active
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