CN219992237U - Cantilever concrete pouring bracket for steel box girder - Google Patents
Cantilever concrete pouring bracket for steel box girder Download PDFInfo
- Publication number
- CN219992237U CN219992237U CN202320660646.7U CN202320660646U CN219992237U CN 219992237 U CN219992237 U CN 219992237U CN 202320660646 U CN202320660646 U CN 202320660646U CN 219992237 U CN219992237 U CN 219992237U
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- CN
- China
- Prior art keywords
- box girder
- connecting seat
- sleeve
- fixedly connected
- steel box
- Prior art date
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 22
- 239000010959 steel Substances 0.000 title claims abstract description 22
- 238000005266 casting Methods 0.000 claims description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 3
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 3
- 241001330002 Bambuseae Species 0.000 claims description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 3
- 239000011425 bamboo Substances 0.000 claims description 3
- 230000002457 bidirectional effect Effects 0.000 abstract description 19
- 238000010276 construction Methods 0.000 abstract description 3
- 238000005520 cutting process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model relates to the technical field of steel box girder construction and discloses a steel box girder cantilever concrete pouring bracket which comprises a box girder body, wherein the bottom of the outer part of the box girder body is rotationally connected to the bottom of a lower sleeve, the middle part of the lower sleeve is slidably connected with a sleeve, the middle part of a bidirectional screw is fixedly connected with a nut, both sides of the middle part of the bidirectional screw are fixedly connected with a deflector rod, the top of the bidirectional screw is fixedly connected with an upper sleeve through a screw thread, the top of the upper sleeve is rotationally connected to one side of the bottom surface of a support plate, the middle part of one side of the support plate is fixedly connected to one side of a plug rod, and the other side of the plug rod is slidably connected to the middle part of one side of a fixed cylinder. According to the utility model, the sleeve and the upper sleeve can be respectively ejected to the bottom and the top of the bidirectional screw by rotating the bidirectional screw, and the device can be taken down from the box girder body by reversing the bidirectional screw, so that the box girder body is prevented from being cut, and the damage to the box girder body is prevented.
Description
Technical Field
The utility model relates to the technical field of steel box girder construction, in particular to a cantilever concrete pouring bracket for a steel box girder.
Background
The steel box girder is one of the materials that must be used in modern road traffic construction process, generally uses on the bridge that spans greatly, can carry out the pouring of concrete at the top surface of steel box girder generally, and need weld the support on steel box girder surface before pouring, then set up the pouring template, after the concrete sets, the quiet template is taken off again afterwards, takes off the support, and current support is taken off, generally goes on through the mode of cutting, leads to the outside of box girder body to receive the damage like this.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a steel box girder cantilever concrete pouring bracket.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a steel case roof beam cantilever concrete placement bracket, includes the case roof beam body, the outside bottom of case roof beam body rotates to be connected in telescopic bottom down, telescopic middle part sliding connection has the sleeve pipe down, telescopic middle part threaded connection is in the bottom of bi-directional screw rod, the middle part fixedly connected with nut of bi-directional screw rod, the equal fixedly connected with driving lever in middle part both sides of bi-directional screw rod, the top fixedly connected with sleeve on the top fixedly threaded connection of bi-directional screw rod, go up telescopic top and rotate to connect in bottom surface one side of extension board, the top surface fixedly connected with roof of extension board, the middle part fixedly connected with of extension board one side is in one side of inserted bar, the opposite side sliding connection of inserted bar is in one side middle part of fixed cylinder, the outside top of case roof beam body rotates to be connected at the opposite side of fixed cylinder.
As a further description of the above technical solution:
the bottom fixedly connected with first connecting seat of outside of case roof beam body, one side of first connecting seat rotates to be connected in one side of second connecting seat, the opposite side fixed connection of second connecting seat is in the bottom of lower telescopic.
As a further description of the above technical solution:
the telescopic outer side fixedly connected with fixture block, telescopic middle part is provided with the draw-in groove down, the outside sliding connection of fixture block is in the inner wall of draw-in groove.
As a further description of the above technical solution:
the bottom surface one side fixed connection of extension board is at the top of third connecting seat, the bottom of third connecting seat rotates the top of connecting at the fourth connecting seat, the bottom fixed connection of fourth connecting seat is at telescopic top.
As a further description of the above technical solution:
the top of the outside of box girder body fixedly connected with fifth connecting seat, one side of fifth connecting seat rotates to be connected in one side of sixth connecting seat, the opposite side fixed connection of sixth connecting seat is at the opposite side of fixed cylinder.
As a further description of the above technical solution:
the middle part of one side of the fixed cylinder is provided with a chute, and the outer side of the inserted link is in sliding connection with the inner wall of the chute.
As a further description of the above technical solution:
the middle part of inserted bar is provided with the screw thread groove, the middle part of fixed section of thick bamboo bottom is provided with the screw hole, the screw hole with the inner wall in screw thread groove is threaded connection respectively in the bottom and the top in the bolt outside.
The utility model has the following beneficial effects:
according to the utility model, the sleeve and the upper sleeve can be respectively ejected to the bottom and the top of the bidirectional screw by rotating the bidirectional screw, the top plate can be ejected on the box girder body at the moment, and the device can be taken down from the box girder body by reversing the bidirectional screw, so that the box girder body is prevented from being cut, and damage to the box girder body is avoided.
Drawings
Fig. 1 is a schematic structural view of a cantilever concrete pouring bracket for a steel box girder according to the present utility model;
FIG. 2 is a partial structural exploded view of a steel box girder cantilever concrete casting bracket according to the present utility model;
FIG. 3 is a partial structural exploded view of a steel box girder cantilever concrete casting bracket according to the present utility model;
fig. 4 is an enlarged view at a in fig. 2.
Legend description:
1. a box girder body; 2. a lower sleeve; 3. a sleeve; 4. a bidirectional screw; 5. a nut; 6. a deflector rod; 7. an upper sleeve; 8. a support plate; 9. a top plate; 10. a fixed cylinder; 11. a rod; 12. a first connection base; 13. a second connecting seat; 14. a clamping block; 15. a clamping groove; 16. a third connecting seat; 17. a fourth connecting seat; 18. a fifth connecting seat; 19. a sixth connecting seat; 20. a chute; 21. a thread groove; 22. a threaded hole; 23. and (5) a bolt.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, one embodiment provided by the present utility model is: the steel box girder cantilever concrete pouring bracket comprises a box girder body 1, wherein the bottom of the outer part of the box girder body 1 is rotationally connected to the bottom of a lower sleeve 2, the middle part of the lower sleeve 2 is slidably connected with a sleeve 3, the middle part of the sleeve 3 is in threaded connection with the bottom of a bidirectional screw 4, the middle part of the bidirectional screw 4 is fixedly connected with a nut 5, both sides of the middle part of the bidirectional screw 4 are fixedly connected with a deflector rod 6, the top of the bidirectional screw 4 is fixedly in threaded connection with an upper sleeve 7, the top of the upper sleeve 7 is rotationally connected to one side of the bottom surface of a support plate 8, the top surface of the support plate 8 is fixedly connected with a top plate 9, the middle part of one side of the support plate 8 is fixedly connected to one side of a plug rod 11, the other side of the plug rod 11 is slidably connected to the middle part of one side of a fixed cylinder 10, the top of the outer part of the box girder body 1 is rotationally connected to the other side of the fixed cylinder 10, and when in use, the box girder body 1 is placed, the lower sleeve 2 is firstly arranged at the bottom of the outside of the box girder body 1, the sleeve 3 is inserted into the lower sleeve 2, the lengths of the bidirectional screw 4, the sleeve 3 and the upper sleeve 7 are regulated, the fixed barrel 10 is arranged at the top of the outside of the box girder body 1, the inserted rod 11 is finally inserted into the inside of the chute 20 and the bolt 23 is screwed, at the moment, the bidirectional screw 4 can be rotated through the nut 5 or the deflector rod 6, at the moment, the sleeve 3 and the upper sleeve 7 can be respectively ejected to the bottom and the top of the bidirectional screw 4, the support plate 8 can be ejected, the top plate 9 can be driven to move through the support plate 8 to push the top surface of the top plate 9 to the top of the box girder body 1, at the moment, pouring can be carried out, after concrete is solidified, the bidirectional screw 4 is reversed through the nut 5 or the deflector rod 6, at the moment, the sleeve 3 and the upper sleeve 7 can be simultaneously moved to the middle of the bidirectional screw 4, the top plate 9 can be retracted at this time, the first connecting seat 12 and the second connecting seat 13 are separated finally, the third connecting seat 16 and the fourth connecting seat 17 are separated, the fifth connecting seat 18 and the sixth connecting seat 19 are separated, the device can be taken down at this time, the assembly and disassembly of the device are convenient to improve, and then the device can be taken down in a cutting mode when the die is disassembled, and further the outer side of the box girder body 1 is prevented from being damaged.
The outside bottom fixedly connected with first connecting seat 12 of case roof beam body 1, one side of first connecting seat 12 rotates to be connected in one side of second connecting seat 13, the opposite side fixed connection of second connecting seat 13 is in the bottom of sleeve 2 down, the outside fixedly connected with fixture block 14 of sleeve 3, the middle part of sleeve 2 is provided with draw-in groove 15 down, the outside sliding connection of fixture block 14 is at the inner wall of draw-in groove 15, the bottom surface one side fixed connection of extension board 8 is at the top of third connecting seat 16, the bottom swivelling joint of third connecting seat 16 is at the top of fourth connecting seat 17, the bottom fixed connection of fourth connecting seat 17 is at the top of last sleeve 7, the outside top fixedly connected with fifth connecting seat 18 of case roof beam body 1, one side swivelling joint of fifth connecting seat 18 is in one side of sixth connecting seat 19, the opposite side fixed connection of sixth connecting seat 19 is at the opposite side of fixed cylinder 10, one side middle part of fixed cylinder 10 is provided with spout 20, the outside sliding connection of extension rod 11 is at the inner wall of spout 20, the middle part of extension rod 11 is provided with thread groove 21, the middle part of fixed cylinder 10 bottom is provided with screw hole 22 and thread hole 21 and the inside wall 22 of extension board 11 outside screw thread hole and the first connecting seat 12, can be dismantled the top of this bottom of the first connecting seat 1, can be dismantled with the bottom of the first connecting seat of the same kind of installation device with the second connecting seat 1, the bottom of the second connecting seat is convenient for the bottom of the first connecting seat 1, the bottom of the second connecting seat is realized at the bottom of the first connecting seat 1, the bottom of the joint device can be realized.
Working principle: during the use, place box girder body 1 earlier, firstly install the bottom at box girder body 1 outside with lower sleeve 2 earlier, later insert sleeve 3 in the inside of lower sleeve 2, later adjust the length of bi-directional screw 4, sleeve 3 and last sleeve 7, install the fixed cylinder 10 at the outside top of box girder body 1 afterwards, finally insert the interior of spout 20 with inserted bar 11 and screw up bolt 23 and can accomplish the installation, this moment can make bi-directional screw 4 rotatory through nut 5 or driving lever 6, can push up sleeve 3 and last sleeve 7 respectively to the bottom and the top of bi-directional screw 4 this moment, thereby can make extension board 8 jack-up, can drive roof 9 through extension board 8 and remove the top surface with roof 9 at box girder body 1, can pour this moment, after concrete solidification, make bi-directional screw 4 reverse through nut 5 or driving lever 6, can make sleeve 3 and last sleeve 7 remove to the middle part of bi-directional screw 4 this moment, can withdraw roof 9, finally, again separate first connecting seat 12 and second connecting seat 13, with third connecting seat 16 and fourth connecting seat 17 and fifth connecting seat 17 separate, can be separated by this moment, can drive roof 9 and take out the top surface of roof 9, this connecting seat is removed when the die, this connecting seat is taken out to the die, this is further avoided, and the die is taken out to take out and is convenient to take out the device from the outside. And the first connecting seat 12, the third connecting seat 16 and the fifth connecting seat 18 can be arranged on the outer side of the box girder body 1 in a welding mode, and meanwhile, after the device is disassembled, the device can be collected so as to be convenient for the next use, and the production cost of enterprises can be effectively reduced.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The utility model provides a steel case roof beam cantilever concrete placement bracket, includes case roof beam body (1), its characterized in that: the bottom of box girder body (1) outside rotates to be connected in the bottom of sleeve (2) down, the middle part sliding connection of sleeve (2) has sleeve pipe (3) down, the middle part threaded connection of sleeve pipe (3) is in the bottom of bi-directional screw rod (4), the middle part fixedly connected with nut (5) of bi-directional screw rod (4), equal fixedly connected with driving lever (6) in middle part both sides of bi-directional screw rod (4), the top fixed thread connection of bi-directional screw rod (4) has sleeve (7), the top of going up sleeve (7) rotates to be connected in bottom surface one side of extension board (8), the top surface fixedly connected with roof (9) of extension board (8) one side, the opposite side sliding connection of extension board (11) is in the middle part of one side of fixed cylinder (10), the outside top of box girder body (1) rotates the opposite side of connecting at fixed cylinder (10).
2. A steel box girder cantilever concrete casting bracket according to claim 1, wherein: the bottom of box girder body (1) outside fixedly connected with first connecting seat (12), one side of first connecting seat (12) rotates one side of connecting in second connecting seat (13), the opposite side fixed connection of second connecting seat (13) is in the bottom of lower sleeve (2).
3. A steel box girder cantilever concrete casting bracket according to claim 1, wherein: the outer side of sleeve pipe (3) fixedly connected with fixture block (14), the middle part of lower sleeve (2) is provided with draw-in groove (15), the outside sliding connection of fixture block (14) is in the inner wall of draw-in groove (15).
4. A steel box girder cantilever concrete casting bracket according to claim 1, wherein: the bottom surface of extension board (8) one side fixed connection is at the top of third connecting seat (16), the bottom of third connecting seat (16) rotates the top of connecting at fourth connecting seat (17), the bottom fixed connection of fourth connecting seat (17) is at the top of last sleeve (7).
5. A steel box girder cantilever concrete casting bracket according to claim 1, wherein: the top of box girder body (1) outside fixedly connected with fifth connecting seat (18), one side of fifth connecting seat (18) rotates one side of connecting in sixth connecting seat (19), the opposite side fixed connection of sixth connecting seat (19) is at the opposite side of fixed section of thick bamboo (10).
6. A steel box girder cantilever concrete casting bracket according to claim 1, wherein: a chute (20) is arranged in the middle of one side of the fixed cylinder (10), and the outer side of the inserted link (11) is connected with the inner wall of the chute (20) in a sliding way.
7. A steel box girder cantilever concrete casting bracket according to claim 1, wherein: the middle part of inserted bar (11) is provided with screw thread groove (21), the middle part of fixed section of thick bamboo (10) bottom is provided with screw hole (22), screw hole (22) with the inner wall of screw thread groove (21) threaded connection is in the bottom and the top in the bolt (23) outside respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320660646.7U CN219992237U (en) | 2023-03-29 | 2023-03-29 | Cantilever concrete pouring bracket for steel box girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320660646.7U CN219992237U (en) | 2023-03-29 | 2023-03-29 | Cantilever concrete pouring bracket for steel box girder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219992237U true CN219992237U (en) | 2023-11-10 |
Family
ID=88613128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320660646.7U Active CN219992237U (en) | 2023-03-29 | 2023-03-29 | Cantilever concrete pouring bracket for steel box girder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219992237U (en) |
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2023
- 2023-03-29 CN CN202320660646.7U patent/CN219992237U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |