CN218708526U - Lifting appliance for precast concrete box culvert - Google Patents
Lifting appliance for precast concrete box culvert Download PDFInfo
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- CN218708526U CN218708526U CN202222998490.1U CN202222998490U CN218708526U CN 218708526 U CN218708526 U CN 218708526U CN 202222998490 U CN202222998490 U CN 202222998490U CN 218708526 U CN218708526 U CN 218708526U
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- sliding sleeve
- box culvert
- pole plate
- tensioning wheel
- positioning teeth
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Abstract
The utility model relates to a hoist for precast concrete box culvert relates to the field of hoist, and it includes flat pole plate and sliding sleeve, and the sliding sleeve is provided with two, and two sliding sleeves locate the both ends of flat pole plate along the length direction slip cap of flat pole plate, are provided with the locking Assembly who is used for locking position between slip table and the flat pole plate on the sliding sleeve, all are provided with the lower cable wire that is used for the last cable wire that lifts by crane and is used for the prefabricated box culvert of handling on two slip sleeves. This application sets up the sliding sleeve through the both ends at flat pole board, when using, can be according to the position of the length adjustment sliding sleeve of prefabricated box culvert on flat pole board, then lock the position of sliding sleeve through locking Assembly, alright through the prefabricated box culvert of cable wire handling down, can the prefabricated box culvert of different length of handling, facilitates the use.
Description
Technical Field
The application relates to the field of lifting appliances, in particular to a lifting appliance for a concrete precast box culvert.
Background
The lifting appliance is also called a steel carrying pole and is mainly used for lifting equipment or building materials. The device can be used for keeping the balance of the lifted object and avoiding the sling from damaging the lifted object; the height of the sling can be shortened, and the lifting height of the movable pulley can be reduced; the horizontal pressure born by the hoisted object during hoisting is reduced, and the damage to the hoisted object is avoided.
In the related art, a conventional lifting appliance comprises a shoulder pole plate and two lifting rings, wherein the two lifting rings are respectively located at two ends of the shoulder pole plate, the two lifting rings are located at the same side of the shoulder pole plate, a hook hole is formed in the middle of the shoulder pole plate, and the hook hole is located at one side, far away from the lifting rings, of the shoulder pole plate. When the lifting device is used, the sling for fixing goods is hung on the lifting rings at the two ends of the carrying pole plate, and the hook of the lifting device is hung in the hook hole in the middle of the carrying pole plate for lifting.
In the in-service use discovery, at the construction in-process in tunnel, when prefabricating the box culvert through above-mentioned hoist handling, because the size and the length of prefabricating the box culvert have multiple model, for guaranteeing the stability of prefabricating the box culvert in handling in-process, need choose for use and carry out the handling with the hoist that prefabricate the box culvert size and suit. Therefore, when different prefabricated box culverts are hoisted, multiple types of hoists need to be prepared, and the use cost is high.
SUMMERY OF THE UTILITY MODEL
For the convenience to carry out the handling to precast box culvert, this application provides a hoist for precast concrete box culvert.
The application provides a hoist for precast concrete box culvert adopts following technical scheme:
the utility model provides a hoist for precast concrete box culvert, includes flat pole board and sliding sleeve, the sliding sleeve is provided with two, two the sliding sleeve is followed the length direction sliding sleeve of flat pole board is located the both ends of flat pole board, be provided with the locking subassembly that is used for locking position between slip table and the flat pole board on the sliding sleeve, two all be provided with the last cable wire that is used for lifting by crane and the lower cable wire that is used for handling precast concrete box culvert on the sliding sleeve.
Through adopting above-mentioned technical scheme, slide at the both ends of shoulder pole board and set up the sliding sleeve, set up cable wire and lower cable wire on the sliding sleeve, when the prefabricated box culvert of different length of handling, can slide the position of adjusting the sliding sleeve and lock through the locking Assembly on the shoulder pole board according to the length of prefabricated box culvert, be convenient for carry out the handling to prefabricated box culvert, need not to prepare the hoist of multiple model moreover, can effectively reduce the use cost of hoist.
Optionally, the locking assembly includes first positioning teeth disposed on a lower side of the flat pole plate, a tooth width direction of the first positioning teeth is perpendicular to a length direction of the flat pole plate, the first positioning teeth are uniformly distributed along the length direction of the flat pole plate, second positioning teeth meshed with the first positioning teeth are disposed on the sliding sleeve at positions corresponding to the first positioning teeth, a locking bolt is disposed on one end of the sliding sleeve far away from the second positioning teeth, and an end of the locking bolt abuts against the flat pole plate and abuts against the first positioning teeth in the second positioning teeth.
Through adopting above-mentioned technical scheme, set up first location tooth at the downside of shoulder pole board, correspond on the sliding sleeve and set up second location tooth, when using, after the position of adjusting the sliding sleeve, through screwing up locking bolt, make locking bolt's tip support tightly in the upper end of shoulder pole board, support the first location tooth of shoulder pole board on the second location tooth, make first location tooth and the meshing of second location tooth lock the position of sliding sleeve, the prevention handling in-process sliding sleeve takes place the displacement.
Optionally, the first positioning teeth are reverse teeth inclined from the middle of the shoulder pole plate to two ends of the shoulder pole plate.
Through adopting above-mentioned technical scheme, because the gliding power to shoulder pole plate center can be applyed to the sliding sleeve to the upper wire rope in handling in-process, set up first positioning tooth into the contrary tooth to the slope of shoulder pole plate both ends, can effectively prevent handling in-process sliding sleeve to slide to shoulder pole plate center.
Optionally, an upper wheel seat is fixed on the sliding sleeve at a position corresponding to the upper steel cable, an upper tensioning wheel is rotationally fixed on the upper wheel seat, a rotational axis of the upper tensioning wheel is perpendicular to the flat spreader plate, the upper steel cable is wound on the upper tensioning wheel, an upper fixing hole is formed in the upper tensioning wheel in a penetrating manner in parallel to the axial direction, an upper fixing bolt is installed on the upper wheel seat, and the upper fixing bolt is inserted into the upper fixing hole.
By adopting the technical scheme, when the prefabricated box culverts with different lengths are hoisted, the positions of the sliding sleeves need to be adjusted, the distance between the upper steel cables can be changed along with the adjustment of the positions of the sliding sleeves, and the length of the upper steel cables also needs to be adjusted for convenient hoisting; set up the take-up pulley on the slip table, when using, can rotate the take-up pulley as required and will go up the cable extension or shorten, then lock the take-up pulley through last fixing bolt again, alright adjust the length of going up the cable, facilitate the use.
Optionally, the middle part of the lower steel cable is fixed on the sliding sleeve above the flat stretcher plate, and two ends of the lower steel cable are suspended on two sides of the flat stretcher plate.
By adopting the technical scheme, when the sliding sleeve is used, if the lower steel cable falls off from the sliding sleeve, the lower steel cable can be hung on the flat stretcher plate, so that the danger caused by the falling of the lower steel cable can be effectively prevented.
Optionally, a lower tensioning wheel is rotatably disposed on the sliding sleeve at a position corresponding to the lower steel cable, a rotation axis of the lower tensioning wheel is parallel to the length direction of the flat stretcher plate, the middle portion of the lower steel cable is fixed on the lower tensioning wheel, a lower fixing hole is formed in the lower tensioning wheel in a penetrating manner parallel to the axial direction, a lower fixing bolt is inserted in the lower fixing hole, and the lower fixing bolt is screwed and fixed on the sliding sleeve.
Through adopting above-mentioned technical scheme, required lower cable wire's length also is different when the prefabricated box culvert of the different volumes of handling, sets up down the take-up pulley on the sliding sleeve, when using, can adjust the length of cable wire down through rotating down the take-up pulley to adapt to the demand of different prefabricated box culverts, fixing bolt locks take-up pulley down under the rethread, and in the prevention use, the rotation takes place for lower take-up pulley.
Optionally, the upper tensioning wheel and the lower tensioning wheel are coaxially fixed with screwing parts which facilitate rotation of the tool.
Through adopting above-mentioned technical scheme, set up on last take-up pulley and take-up pulley down and twist the portion of moving, be convenient for rotate last take-up pulley and take-up pulley down through the instrument.
Optionally, the carrying pole plate is made of I-shaped steel.
By adopting the technical scheme, the I-steel has stronger bending resistance and twisting resistance and lower cost.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the sliding sleeves are arranged at the two ends of the carrying pole plate in a sliding mode, the upper steel cable and the lower steel cable are arranged on the sliding sleeves, when prefabricated box culverts with different lengths are hoisted, the positions of the sliding sleeves can be adjusted on the carrying pole plate in a sliding mode according to the lengths of the prefabricated box culverts, the prefabricated box culverts can be conveniently hoisted through the locking assembly, multiple types of hoists are not required to be prepared, and the use cost of the hoists can be effectively reduced;
2. when the sliding sleeve is used, after the position of the sliding sleeve is adjusted, the locking bolt is screwed, the end part of the locking bolt abuts against the upper end of the shoulder pole plate, the first positioning teeth of the shoulder pole plate abut against the second positioning teeth, the first positioning teeth and the second positioning teeth are meshed to lock the position of the sliding sleeve, and the sliding sleeve is prevented from displacing in the hoisting process;
3. through set up the take-up pulley on the slip table, when the prefabricated box culvert of different length of handling, the position of sliding sleeve needs to be adjusted, after adjustment sliding sleeve position, go up the distance between the cable and also can change thereupon, also need adjust for the length of convenient handling last cable, when using, can rotate the take-up pulley as required and will go up the cable extension or shorten, then lock last take-up pulley through last fixing bolt again, alright adjust the length of going up the cable, facilitate the use.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is a schematic structural view of the sliding sleeve according to the embodiment of the present application.
Reference numerals: 1. a flat stretcher plate; 11. a first positioning tooth; 2. a sliding sleeve; 21. a second positioning tooth; 22. a locking bolt; 23. an upper wheel seat; 24. an upper tension wheel; 241. an upper fixing hole; 242. a screwing part; 25. an upper fixing bolt; 26. a lower tension wheel; 261. a lower fixing hole; 27. a lower fixing bolt; 3. steel cable feeding; 4. and (6) lowering a steel cable.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses hoist for precast concrete box culvert refers to fig. 1 and 2, including flat pole plate 1 and sliding sleeve 2, flat pole plate 1 sets up to the I-steel, and sliding sleeve 2 is provided with two and slides the both ends that set up at flat pole plate 1 along the length direction of flat pole plate 1 respectively, is provided with the last cable 3 that is used for being connected with handling equipment and is used for the lower cable wire 4 of handling precast box culvert on sliding sleeve 2.
The sliding sleeve 2 is a rectangular sleeve, and the sliding sleeve 2 is sleeved on the outer side of the flat stretcher plate 1. Still be provided with the locking subassembly on sliding sleeve 2 and shoulder pole board 1, the locking subassembly includes integrative first location tooth 11 and the integrative second location tooth 21 that sets up on the 2 inside walls of sliding sleeve of setting up on the 1 downside of shoulder pole board, and first location tooth 11 sets up to the contrary tooth that inclines from 1 middle part of shoulder pole board to 1 both ends of shoulder pole board, and second location tooth 21 is located the downside of sliding sleeve 2, and second location tooth 21 sets up to the tooth with the meshing of first location tooth 11. A locking bolt 22 penetrates through the top of the sliding sleeve 2, and the end of the locking bolt 22 is pressed against the shoulder pole plate 1 by locking the locking bolt 22, so that the first positioning teeth 11 on the lower side of the shoulder pole plate 1 are pressed against the second positioning teeth 21, and the sliding sleeve 2 can be prevented from sliding on the shoulder pole plate 1.
The upper steel cable 3 is arranged at the upper end of the sliding sleeve 2, an upper wheel seat 23 is fixed at the position, corresponding to the upper steel cable 3, of the upper end of the sliding sleeve 2, an upper tensioning wheel 24 is rotatably fixed on the upper wheel seat 23, the rotating axis of the upper tensioning wheel 24 is parallel to the carrying pole plate 1, and the end portion of the upper steel cable 3 is wound on the upper tensioning wheel 24. A hexagonal prism-shaped screwing portion 242 is coaxially and integrally provided on the upper tension pulley 24, and the upper tension pulley 24 can be rotated by a wrench. An upper fixing hole 241 is formed in the upper tension pulley 24 in a penetrating manner parallel to the axis direction, an upper fixing bolt 25 is screwed on the upper pulley seat 23, and the upper fixing bolt 25 penetrates through the upper fixing hole 241. When in use, the upper tension wheel 24 can be rotated according to the use requirement, and the length of the upper steel cable 3 can be adjusted.
A lower tension wheel 26 is rotatably fixed on one side of the two sliding sleeves 2 away from each other, the lower tension wheel 26 is positioned above the shoulder pole plate 1, and the rotation axis of the lower tension wheel 26 is parallel to the length direction of the shoulder pole plate 1. A screwing part 242 is coaxially and integrally arranged at one end of the lower tensioning wheel 26 far away from the sliding sleeve 2, the center of the lower steel cable 4 is fixed on the lower tensioning wheel 26, and the lower steel cable 4 can be wound or lengthened by rotating the screwing part 242. A lower fixing hole 261 penetrates through the lower tensioning wheel 26 in a direction parallel to the axis, a lower fixing bolt 27 penetrates through the lower fixing hole 261, and the lower fixing bolt 27 is screwed and fixed on the sliding sleeve 2 so as to lock the lower tensioning wheel 26.
The implementation principle of the lifting appliance for the concrete precast box culvert disclosed by the embodiment of the application is as follows: through sliding on shoulder pole plate 1 and setting up sliding sleeve 2, when the prefabricated box culvert of different length of handling, can adapt to the length of prefabricated box culvert through adjusting the position of sliding sleeve 2 on shoulder pole plate 1 to can satisfy the handling demand of the prefabricated box culvert of different length, facilitate the use. Through setting up take-up pulley 24 and take-up pulley 26 down, can adjust the length of going up cable wire 3 and cable wire 4 down through rotating take-up pulley 24 and take-up pulley 26 down to satisfy the handling demand of different prefabricated box culverts, practical scope is wider.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a hoist for precast concrete box culvert which characterized in that: including flat pole board (1) and sliding sleeve (2), sliding sleeve (2) are provided with two, two sliding sleeve (2) are followed the length direction slip cap of flat pole board (1) is located the both ends of flat pole board (1), be provided with the locking Assembly who is used for locking position between slip table and flat pole board (1) on sliding sleeve (2), two all be provided with last cable (3) that are used for lifting by crane and lower cable wire (4) that are used for the prefabricated box culvert of handling on sliding sleeve (2).
2. The spreader for the precast concrete box culvert according to claim 1, wherein: the locking assembly comprises first positioning teeth (11) arranged on the lower side of the flat pole plate (1), the tooth width direction of the first positioning teeth (11) is perpendicular to the length direction of the flat pole plate (1), a plurality of first positioning teeth (11) are uniformly distributed along the length direction of the flat pole plate (1), second positioning teeth (21) meshed with the first positioning teeth (11) are arranged on the sliding sleeve (2) corresponding to the first positioning teeth (11), locking bolts (22) are arranged on one ends, far away from the second positioning teeth (21), of the sliding sleeve (2), and the end portions of the locking bolts (22) abut against the flat pole plate (1) and abut against the first positioning teeth (11) in the second positioning teeth (21).
3. The spreader for the precast concrete box culvert according to claim 2, wherein: the first positioning teeth (11) are arranged to be inverse teeth inclined from the middle of the shoulder pole plate (1) to the two ends of the shoulder pole plate (1).
4. The spreader for the precast concrete box culvert according to claim 1, wherein: an upper wheel seat (23) is fixed on the sliding sleeve (2) corresponding to the upper steel cable (3), an upper tensioning wheel (24) is fixed on the upper wheel seat (23) in a rotating mode, the rotating axis of the upper tensioning wheel (24) is perpendicular to the carrying pole plate (1), the upper steel cable (3) is wound on the upper tensioning wheel (24), an upper fixing hole (241) is formed in the upper tensioning wheel (24) in a penetrating mode in parallel to the axial direction, an upper fixing bolt (25) is installed on the upper wheel seat (23), and the upper fixing bolt (25) is inserted into the upper fixing hole (241).
5. The spreader for the precast concrete box culvert according to claim 4, wherein: the middle part of the lower steel cable (4) is fixed on the sliding sleeve (2) above the flat pole plate (1), and two ends of the lower steel cable (4) are hung on two sides of the flat pole plate (1).
6. The spreader for the precast concrete box culvert according to claim 5, wherein: a lower tensioning wheel (26) is rotatably arranged on the sliding sleeve (2) corresponding to the lower steel cable (4), the rotating axis of the lower tensioning wheel (26) is parallel to the length direction of the flat stretcher plate (1), the middle part of the lower steel cable (4) is fixed on the lower tensioning wheel (26), a lower fixing hole (261) is formed in the lower tensioning wheel (26) in a penetrating manner in a direction parallel to the axial direction, a lower fixing bolt (27) penetrates through the lower fixing hole (261), and the lower fixing bolt (27) is screwed and fixed on the sliding sleeve (2).
7. The spreader for the precast concrete box culvert according to claim 6, wherein: and screwing parts (242) which are convenient for the tool to rotate are coaxially fixed on the upper tensioning wheel (24) and the lower tensioning wheel (26).
8. The spreader for the concrete precast box culvert according to claim 1, wherein: the flat stretcher plate (1) is made of I-shaped steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222998490.1U CN218708526U (en) | 2022-11-10 | 2022-11-10 | Lifting appliance for precast concrete box culvert |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222998490.1U CN218708526U (en) | 2022-11-10 | 2022-11-10 | Lifting appliance for precast concrete box culvert |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218708526U true CN218708526U (en) | 2023-03-24 |
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ID=85614752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222998490.1U Active CN218708526U (en) | 2022-11-10 | 2022-11-10 | Lifting appliance for precast concrete box culvert |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218708526U (en) |
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2022
- 2022-11-10 CN CN202222998490.1U patent/CN218708526U/en active Active
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