CN220908187U - Outer mold suspender device of cantilever bridge fabrication machine - Google Patents
Outer mold suspender device of cantilever bridge fabrication machine Download PDFInfo
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- CN220908187U CN220908187U CN202322261171.7U CN202322261171U CN220908187U CN 220908187 U CN220908187 U CN 220908187U CN 202322261171 U CN202322261171 U CN 202322261171U CN 220908187 U CN220908187 U CN 220908187U
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 27
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 48
- 239000010959 steel Substances 0.000 claims abstract description 48
- 238000006243 chemical reaction Methods 0.000 claims abstract description 18
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 4
- 239000003351 stiffener Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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Abstract
The utility model provides an outer mold suspender device of a cantilever bridge fabrication machine, which comprises a suspender main body, a hanging leg, a jack, a hanging strip and a bottom cross beam, wherein the top of the suspender main body sequentially passes through a first nut, a first steel base plate, the jack, a second steel base plate and a second nut, the bottom of the suspender main body is arranged in a mounting hole of the hanging leg cross beam through a third nut and a third steel base plate, the hanging leg cross beam is fixedly connected with the hanging leg, the bottom of the suspender main body is connected with the top of the hanging strip through the steel base plate and a first pin shaft, and the bottom of the hanging strip is connected with the bottom cross beam through a second pin shaft and a conversion hanging frame. The utility model adopts a mode of combining the suspender and the suspender, the height of the suspender is controlled through the oil cylinder, the height of the suspender can be accurately and rapidly adjusted, the bottom die can be conveniently and rapidly adjusted, the outer suspender can be vertically stressed through the conversion of the suspending frame, the stress safety and the controllability of the outer suspender are ensured, and the safety risk caused by the deformation of the suspender is avoided.
Description
Technical Field
The utility model relates to the technical field of continuous beam cantilever pouring auxiliary tools, in particular to an outer die suspender device of a cantilever bridge fabrication machine.
Background
The construction of the suspension-irrigation bridge fabrication machine is used as a novel process in continuous beam construction, is widely popularized to large-span bridges, is a special novel construction process, and has a certain problem. At present, the outer suspender of most hanging baskets adopts finish rolling screw steel, and the outer suspender can not be guaranteed to bear force vertically due to the change of the inclination of the beam bottom under the concrete pouring state, and the outer suspender is inconvenient to install and detach. The outer suspender can not be stressed vertically frequently in the mode, the risk of deformation of the outer suspender exists, the safety risk is high, and the outer suspender is not beneficial to assembly and disassembly.
Disclosure of Invention
In order to solve the defects in the prior art, the utility model provides an outer mold suspender device of a cantilever bridge fabrication machine, which adopts a suspender and suspender combination mode, uses a connector, a nut and a pin shaft to connect a lengthened suspender and the suspender, controls the height of the suspender through an oil cylinder, can accurately and rapidly adjust the height of the suspender, is fixed by using the nut and the top nut above an externally hung leg crossbeam, and uses the pin shaft to connect a conversion suspending frame at the lower part so as to be connected with a beam bottom mold platform, thereby not only conveniently and rapidly adjusting a bottom mold, but also enabling the outer suspender to bear force vertically through the conversion suspending frame, ensuring the safety and controllability of the stress of the outer suspender, and avoiding the safety risk brought by the deformation of the suspender.
The utility model adopts the technical proposal for solving the technical problems that: the utility model provides a cantilever bridge fabrication machine external mold jib device, including the jib main part, still include hanging leg, jack, suspender and bottom crossbeam, the top of jib main part passes first nut, first steel backing plate, jack, second steel backing plate and second nut in proper order, the bottom of jib main part passes through third nut and third steel backing plate and installs in the mounting hole of hanging leg crossbeam, hang leg crossbeam and hang leg fixed connection, the bottom of jib main part is connected with the suspender top through steel backing plate and first round pin axle, the suspender bottom is connected with the bottom crossbeam through second round pin axle and conversion hanging frame.
The suspender main body is formed by lengthening more than two screws through connectors.
The leg hanging cross beam adopts double-spliced steel with oval strip holes.
The first nut and the second nut are both provided with a backing plate.
A round hole for the boom main body to pass through is formed in the bottom steel backing plate of the jack.
The PVC pipe for the suspender main body to pass through is embedded in the mounting hole of the leg hanging beam.
The first pin and the second pin are each provided with a cotter pin.
The conversion hanging frame comprises a main body frame consisting of a horizontal plate and vertical plates welded on the horizontal plate, wherein two lug plates are arranged on the upper portion of the main body frame, a lower partition plate is arranged on the lower portion of the main body frame, stiffening plates are arranged on two sides of the main body frame, and round holes for the second pin shafts to pass through are formed in the lug plates and reinforcing plates are arranged on the lug plates.
The bottom beam is formed by welding double-spliced steel, and the two sides of the steel web are welded with bottom beam stiffening plates.
The conversion hanging frame comprises a main body frame consisting of a horizontal plate and vertical plates welded on the horizontal plate, wherein two lug plates are arranged on the upper portion of the main body frame, a lower partition plate is arranged on the lower portion of the main body frame, stiffening plates are arranged on two sides of the main body frame, and round holes for the second pin shafts to pass through are formed in the lug plates and reinforcing plates are arranged on the lug plates.
The utility model has the beneficial effects based on the technical scheme that:
the outer mold suspender device of the cantilever bridge fabrication machine adopts a suspender and suspender combination mode, uses a connector, a nut and a pin shaft to connect the lengthened suspender and the suspender, controls the height of the suspender through an oil cylinder, can accurately and rapidly adjust the height of the suspender, is fixed by using the nut and the top nut above the outer leg crossbeam, and uses the pin shaft to connect a conversion suspender frame at the lower part so as to be connected with a beam bottom mold platform, and the bottom mold platform is placed on the bottom crossbeam. When the bottom die platform is adjusted to a proper position, the nuts on the leg hanging cross beams are rotated downwards and fixed, the positions of the hanging rods are temporarily fixed, the jacks are removed, the nuts on the beam surfaces are screwed down, and the positions of the hanging rods are fixed. The bottom die can be conveniently and quickly adjusted, the outer suspender can be vertically stressed by switching the suspending frame, the stress safety and controllability of the outer suspender are ensured, and the safety risk caused by suspender deformation is avoided.
Drawings
Fig. 1 is a schematic diagram of the overall structure of an outer mold boom device of a cantilever bridge fabrication machine.
Fig. 2 is a schematic front view of a height adjusting module of an outer mold boom device of a cantilever bridge fabrication machine.
Fig. 3 is a schematic side elevation structure of a height adjusting module of an outer mold boom device of a cantilever bridge fabrication machine.
Fig. 4 is a schematic diagram of the front view structure of the joint between the boom and the sling of the outer mold boom device of the cantilever bridge fabrication machine.
Fig. 5 is a schematic diagram of a side view structure of a joint between a boom and a sling of an outer mold boom device of a cantilever bridge fabrication machine.
Fig. 6 is a schematic diagram of a front view structure of a connection between a hanging strip and a conversion hanging frame of an external mold hanging rod device of a cantilever bridge fabrication machine.
Fig. 7 is a schematic side view of a connection between a hanging strip and a conversion hanging frame of an external mold hanging rod device of a cantilever bridge fabrication machine.
In the figure: 1-boom body, 2 a-first nut, 2 b-second nut, 3 a-first steel pad, 3 b-second steel pad, 3 c-third steel pad, 4-jack, 5-connector, 6-leg rail, 6 a-leg rail stiffener, 7-leg rail, 8-steel pad, 9 a-pin, 9 b-first pin, 9 b-second pin, 10-sling, 11-transition boom, 11 a-ear plate, 11 b-stiffener, 11 c-stiffener, 11 d-riser, 11 e-stiffener, 11 f-lower spacer, 12-bottom rail, 12 a-bottom rail stiffener.
Detailed Description
The utility model is further described below with reference to the drawings and examples.
The utility model provides an outer mold suspender device of a cantilever bridge fabrication machine, which refers to fig. 1 to 7 and comprises a suspender main body 1, a suspending leg 7, a jack 4, a suspending belt 10 and a bottom cross beam 12, wherein the top of the suspender main body sequentially passes through a first nut 2a, a first steel base plate 3a, the jack, a second steel base plate 3b and a second nut 2b, the bottom of the suspender main body is arranged in a mounting hole of the suspending leg cross beam 6 through a third nut 2c and a third steel base plate 3c, the suspending leg cross beam is fixedly connected with the suspending leg, the bottom of the suspender main body is connected with the top of the suspending belt through a steel base plate 8 and a first pin shaft 9a, and the bottom of the suspending belt is connected with the bottom cross beam through a second pin shaft 9b and a conversion suspending frame 11.
The boom main body adopts a screw rod with good cold bending performance, and more than two screw rods can be lengthened through the connector 5 when necessary.
The hanging belt can be a 20mm thick steel plate hanging belt, and two ends of the hanging belt are provided with round holes for two pin shafts to pass through respectively.
The leg hanging beam adopts double-spliced steel provided with oval strip holes, the oval strip holes are used for the suspenders to pass through, and leg hanging stiffening plates 6a are welded in the flanges of the steel at two sides of the oval strip holes.
The first nut and the second nut are both provided with a backing plate, so that the tightness is enhanced.
The jack 4 is arranged at the position of the beam surface flange plate and is isolated from the beam body by a second steel backing plate. A round hole for the boom main body to pass through is formed in the bottom steel backing plate of the jack.
The PVC pipe for the suspender main body to pass through is embedded in the mounting hole of the leg hanging beam.
The first pin and the second pin are each provided with a cotter pin.
The conversion hanging frame comprises a main body frame consisting of a horizontal plate and a vertical plate 11d welded on the horizontal plate, wherein two lug plates 11a are arranged on the upper portion of the main body frame, a lower partition plate 11f is arranged on the lower portion of the main body frame, stiffening plates 11 are arranged on two sides of the main body frame, round holes for the second pin shafts to pass through are formed in the lug plates, reinforcing plates 11b are arranged on the lug plates, and reinforcing wings 11e can be arranged on two sides of the vertical plates.
The bottom beam is formed by welding double-spliced steel, and the two sides of the steel web are welded with bottom beam stiffening plates 12a.
The conversion hanging frame comprises a main body frame consisting of a horizontal plate and a vertical plate 11d welded on the horizontal plate, wherein two lug plates 11a are arranged on the upper portion of the main body frame, a lower partition plate 11f is arranged on the lower portion of the main body frame, stiffening plates 11c are arranged on two sides of the main body frame, and round holes for the second pin shafts to pass through are formed in the lug plates and reinforcing plates 11b are arranged on the lug plates.
All the reinforcing plates and the stiffening plate structures are connected by full welding.
The utility model provides an installation process of an outer mold suspender device of a cantilever bridge fabrication machine, which comprises the following steps: the second steel backing plate 3b and the jack 4 are placed on the beam surface, and the first steel backing plate 3a is placed above. The boom body 1 passes through the first nut 2a, the first steel pad 3a, the jack 4, the second steel pad 3b, and the second nut 2b in this order. Before the suspender 1 passes through the leg hanging beam 6, a steel base plate 3c is placed above the strip hole of the leg hanging beam 6, a nut 2b is arranged on the suspender 1, and the suspender passes through the nut 2b, the steel base plate 3c and the leg hanging beam 6. The suspender 1 is lengthened by adopting a connector 5, is connected with the suspender 6 by a pin shaft 9a, and the suspender 6 is connected with the conversion suspending frame 11 by adopting a pin shaft 9 b.
After the components are installed, the nuts 2a and 2b are screwed in, the screws are continuously lowered to pass through the steel backing plates 3c and the leg hanging cross beams 6, if necessary, the connector 5 is used for lengthening the boom main body 1, the first pin shaft 9a is used for connecting the boom main body 1 and the hanging strip 10, the second pin shaft 9b is used for connecting the hanging strip 10 and the conversion frame 11, and the first nuts 2a and the second nuts 2b are screwed down and fixed. When the height of the boom main body 1 needs to be adjusted, the first nut 2a and the first steel base plate 3a are adjusted upwards, the jack 4 is used for lifting until the boom main body 1 is driven to slightly lift, the adjusting nut 2b is loosened, the boom main body 1 is controlled to lift or descend through the adjusting jack, when the boom main body 1 is adjusted to a proper position, the second nut 2b is rotated and fixed, the jack 4 is restored to an unoperated state, the first nut 2a is rotated and fixed, and the position of the boom main body 1 is fixed. The boom enters a working state.
The utility model may be modified or varied by a person skilled in the art from the description above, all of which are intended to be within the scope of the appended claims.
The utility model provides an outer mold suspender device of a cantilever bridge fabrication machine, which comprises a suspender main body, a hanging leg, a jack, a hanging strip and a bottom cross beam, wherein the top of the suspender main body sequentially passes through a first nut, a first steel base plate, the jack, a second steel base plate and a second nut, the bottom of the suspender main body is arranged in a mounting hole of the hanging leg cross beam through a third nut and a third steel base plate, the hanging leg cross beam is fixedly connected with the hanging leg, the bottom of the suspender main body is connected with the top of the hanging strip through the steel base plate and a first pin shaft, and the bottom of the hanging strip is connected with the bottom cross beam through a second pin shaft and a conversion hanging frame.
Claims (9)
1. The utility model provides a cantilever bridge fabrication machine external mold jib device, includes jib main part (1), its characterized in that: still including hanging leg (7), jack (4), suspender (10) and bottom crossbeam (12), first nut (2 a), first steel backing plate (3 a), the jack, second steel backing plate (3 b) and second nut (2 b) are passed in proper order at the top of suspender main part, install in the mounting hole of hanging leg crossbeam (6) through third nut (2 c) and third steel backing plate (3 c) bottom of suspender main part, hang leg crossbeam and hang leg fixed connection, steel backing plate (8) and first round pin axle (9 a) are connected with the suspender top to the bottom of suspender main part, the suspender bottom is connected with bottom crossbeam (12) through second round pin axle (9 b) and conversion hanging frame (11).
2. The cantilever bridge fabrication machine outer mold boom apparatus of claim 1, wherein: the suspender main body is formed by lengthening more than two screws through a connector (5).
3. The cantilever bridge fabrication machine outer mold boom apparatus of claim 1, wherein: the leg hanging cross beam adopts double-spliced steel with oval strip holes.
4. The cantilever bridge fabrication machine outer mold boom apparatus of claim 1, wherein: the first nut and the second nut are both provided with a backing plate.
5. The cantilever bridge fabrication machine outer mold boom apparatus of claim 1, wherein: a round hole for the boom main body to pass through is formed in the bottom steel backing plate of the jack.
6. The cantilever bridge fabrication machine outer mold boom apparatus of claim 1, wherein: the PVC pipe for the suspender main body to pass through is embedded in the mounting hole of the leg hanging beam.
7. The cantilever bridge fabrication machine outer mold boom apparatus of claim 1, wherein: the first pin and the second pin are each provided with a cotter pin.
8. The cantilever bridge fabrication machine outer mold boom apparatus of claim 1, wherein: the conversion hanging frame comprises a main body frame consisting of a horizontal plate and vertical plates (11 d) welded on the horizontal plate, two lug plates (11 a) are arranged on the upper portion of the main body frame, a lower partition plate (11 f) is arranged on the lower portion of the main body frame, stiffening plates (11 c) are arranged on two sides of the main body frame, and round holes for the second pin shafts to pass through are formed in the lug plates and reinforcing plates (11 b) are arranged on the lug plates.
9. The cantilever bridge fabrication machine outer mold boom apparatus of claim 1, wherein: the bottom beam is formed by welding double-spliced steel, and the two sides of the steel web are welded with bottom beam stiffening plates (12 a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322261171.7U CN220908187U (en) | 2023-08-22 | 2023-08-22 | Outer mold suspender device of cantilever bridge fabrication machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322261171.7U CN220908187U (en) | 2023-08-22 | 2023-08-22 | Outer mold suspender device of cantilever bridge fabrication machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220908187U true CN220908187U (en) | 2024-05-07 |
Family
ID=90915586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322261171.7U Active CN220908187U (en) | 2023-08-22 | 2023-08-22 | Outer mold suspender device of cantilever bridge fabrication machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220908187U (en) |
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2023
- 2023-08-22 CN CN202322261171.7U patent/CN220908187U/en active Active
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