CN220311626U - Box girder bottom web binding rack - Google Patents
Box girder bottom web binding rack Download PDFInfo
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- CN220311626U CN220311626U CN202321899140.8U CN202321899140U CN220311626U CN 220311626 U CN220311626 U CN 220311626U CN 202321899140 U CN202321899140 U CN 202321899140U CN 220311626 U CN220311626 U CN 220311626U
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- box girder
- web
- bottom plate
- binding
- locating
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- 238000003825 pressing Methods 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 abstract description 23
- 239000010959 steel Substances 0.000 abstract description 23
- 230000002787 reinforcement Effects 0.000 abstract description 22
- 230000008275 binding mechanism Effects 0.000 description 14
- 238000010276 construction Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 210000003205 muscle Anatomy 0.000 description 3
- 239000011150 reinforced concrete Substances 0.000 description 2
- 238000007665 sagging Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a box girder bottom web binding rack, which comprises a bottom plate locating rack and two web locating racks symmetrically arranged at the left side and the right side of the bottom plate locating rack; the bottom plate locating frame realizes the multipoint location of the horizontal transverse ribs on the inner side and the outer side of the bottom plate of the box girder through the limiting plates on the two sides of the bottom plate locating frame, a plurality of locating grooves arranged along the limiting plates on the two sides and a plurality of limiting clamps on the lifting platform; the web locating frame realizes the two-point location of the vertical ribs on the inner side and the outer side of the box girder web through locating grooves arranged on the first cross beam and the second cross beam. Therefore, the accurate positioning of each binding point on the box girder bottom web steel reinforcement framework can be realized by accurately positioning the box girder bottom web steel reinforcement framework, so that the automatic binding device can aim at the binding point when in operation; meanwhile, after the binding is completed, the lifting platform can descend to enable the limit clamp to be separated from the horizontal transverse rib of the box girder bottom plate, so that the subsequent hoisting of the web steel reinforcement framework of the box girder bottom plate after the binding is completed is facilitated.
Description
Technical Field
The utility model relates to the technical field of box girder construction equipment, in particular to a box girder bottom web binding rack.
Background
Before forming the box girder of the reinforced concrete structure, the steel bars need to be bound to form the steel bar framework shown in fig. 1. The whole reinforcement cage is of a columnar structure with an inverted trapezoid cross section, two layers of reinforcement nets are arranged at the bottom of the reinforcement cage, and a box girder bottom plate can be formed after pouring; two layers of reinforcing steel meshes are arranged on two sides of the box girder, and a box girder web plate can be formed after pouring.
When the box girder steel reinforcement framework is manufactured, a plurality of box girder bottom web frameworks are sequentially arranged along the length direction, then horizontal ribs of the box girder bottom web are arranged along the length direction, and finally binding points of the horizontal ribs of the box girder bottom web and each box girder bottom web framework are well bound, so that the box girder bottom web steel reinforcement framework is manufactured; wherein, every case roof beam bottom web steel reinforcement skeleton includes: the horizontal transverse ribs 11, the web inner vertical ribs 12, the web outer vertical ribs 13 and the horizontal transverse ribs 14 are connected on the inner side of the integrated bottom plate.
However, in the conventional binding operation for the reinforcement cage, a manual binding mode is generally adopted, and the accuracy requirement for the positions of binding points is not high. However, the manual binding mode is high in labor intensity, labor-consuming, low in efficiency, and for the box girder structure, binding is needed on the inner side and the outer side of the web plate, binding points are extremely numerous, even if a handheld binding gun is arranged, the binding operation is needed to be carried out on each binding point by an operator, a large amount of personnel are needed to be input during construction, the construction efficiency is low, and the situation that binding points are missed to be bound is easy to occur. Therefore, the device capable of simultaneously and automatically binding the multiple binding points on the inner side and the outer side of the box girder web is always developed, and the whole structure and each binding point of the device can be accurately positioned when the box girder steel reinforcement framework is manufactured to facilitate the automatic binding device to work smoothly when the binding points are aligned.
Disclosure of Invention
The utility model aims to provide a box girder bottom web binding rack, on which a steel reinforcement framework of a reinforced concrete box girder can be manufactured, and the accurate positioning of the whole framework structure and each binding point can be realized in the manufacturing process, so that an automatic binding device can be aligned to the binding point when in work.
The aim of the utility model is realized by the following technical scheme:
a box girder bottom web binding rack comprises a bottom plate locating rack and two web locating racks symmetrically arranged at the left side and the right side of the bottom plate locating rack; wherein,
the top surface of the bottom plate locating frame is rectangular, limiting plates are symmetrically arranged on the left side and the right side of the top surface of the bottom plate locating frame, an included angle matched with a box girder bottom web plate is formed between the limiting plates and the top surface of the bottom plate locating frame, a plurality of locating grooves are sequentially formed on the top surface of the bottom plate locating frame along the limiting plates on the left side and the right side respectively, and the locating grooves are used for clamping and locating horizontal transverse ribs on the outer side of the box girder bottom plate; a lifting table is arranged in the bottom plate positioning frame, a plurality of limiting clamps are sequentially arranged on the top surface of the lifting table along the length direction of the box girder, and the limiting clamps are used for clamping the horizontal transverse ribs of the bottom plate of the limiting box girder;
the web positioning frame comprises a first beam and a second beam; the first cross beam and the second cross beam are arranged in parallel, a plurality of positioning grooves are formed in the first cross beam and used for clamping and positioning a plurality of vertical ribs on the outer side of the box girder web plate respectively, and a plurality of positioning grooves are formed in the second cross beam and used for clamping and positioning a plurality of vertical ribs on the inner side of the box girder web plate respectively.
According to a specific embodiment, the limit clamp comprises: two vertical plates are vertically and fixedly arranged on the top surface of the lifting table.
According to a specific embodiment, a pressing component is arranged on one vertical plate of the limiting clamp and used for pressing the horizontal transverse rib of the box girder bottom plate in the limiting clamp on the other vertical plate.
According to a specific embodiment, the pressing part is connected with the vertical plate through a spring.
According to a specific embodiment, the web locator further comprises: a plurality of oblique beams and a plurality of connecting rods; the bottom plate locating frame is connected with the first cross beam through a plurality of inclined beams; the first cross beam is connected with the second cross beam through a plurality of connecting rods, and the second cross beam can rotate around the first cross beam.
According to a specific implementation mode, the inclined beam is provided with a plurality of support rods which are sequentially and slidably arranged from top to bottom, and the support rods are horizontally arranged and are used for supporting horizontal ribs of a box girder web plate.
According to a specific embodiment, the bottom plate locating frame is slidably connected with the lifting platform, and the lifting platform drives the lifting platform to lift through an air cylinder.
According to a specific embodiment, horizontal rib tensioning frames are arranged at the front end and the rear end of the bottom plate locating frame and used for tensioning horizontal ribs of the bottom web plate of the box girder.
The beneficial effects of the utility model are as follows:
the box girder bottom web binding rack realizes the positioning of horizontal transverse ribs of a box girder bottom plate through a bottom plate positioning frame, and realizes the positioning of vertical ribs of a box girder web through a web positioning frame; specifically, the bottom plate locating frame realizes the multipoint location of the horizontal transverse ribs on the inner side and the outer side of the bottom plate of the box girder through the limiting plates on the two sides, a plurality of locating grooves arranged along the limiting plates on the two sides and a plurality of limiting clamps on the lifting platform; the web locating frame realizes the two-point location of the vertical ribs on the inner side and the outer side of the box girder web through locating grooves arranged on the first cross beam and the second cross beam. Therefore, the accurate positioning of each binding point on the box girder bottom web steel reinforcement framework can be realized by accurately positioning the box girder bottom web steel reinforcement framework, so that the automatic binding device can aim at the binding point when in operation; meanwhile, after the binding is completed, the lifting platform can descend to enable the limit clamp to be separated from the horizontal transverse rib of the box girder bottom plate, so that the subsequent hoisting of the web steel reinforcement framework of the box girder bottom plate after the binding is completed is facilitated.
Drawings
Fig. 1 is a schematic structural view of a box girder bottom web steel reinforcement cage;
FIG. 2 is a schematic diagram of an automatic binding device used with the box girder bottom web binding bench of the present utility model;
FIG. 3 is a schematic view of the structure of the box girder bottom web binding bench of the present utility model;
FIG. 4 is a schematic view of the structure of the first and second cross members of the box girder bottom web ligating bench of the present utility model;
FIG. 5 is a schematic structural view of a limit clamp in a box girder bottom web binding bench of the present utility model;
fig. 6 is a schematic view showing a use state of the box girder bottom web binding bench of the present utility model.
In the figure, a 1-box girder bottom web steel reinforcement framework, 11-bottom plate inner horizontal transverse ribs, 12-web inner vertical ribs, 13-web outer vertical ribs, 14-bottom plate outer horizontal ribs, 15-web outer horizontal ribs, 16-web inner horizontal ribs, 17-first binding mechanisms, 18-second binding mechanisms, 19-binding guns, 2-bottom plate locating frames, 21-lifting platforms, 22-limiting plates, 23-locating grooves, 24-limiting clamps, 241-vertical plates, 242-pressing parts, 243-springs, 25-cylinders, 3-web locating frames, 31-first cross beams, 32-second cross beams, 33-connecting rods, 34-diagonal beams, 35-supporting rods, 311-locating grooves on the first cross beams, 321-locating grooves on the second cross beams, 4-horizontal rib tensioning frames and 41-steel reinforcement holes.
Detailed Description
The technical solution of the present utility model will be described in further detail with reference to the accompanying drawings, but the scope of the present utility model is not limited to the following description.
As shown in fig. 3 to 4, a box girder bottom web binding rack comprises a bottom plate positioning frame 2 and two web positioning frames 3 symmetrically arranged at the left side and the right side of the bottom plate positioning frame 2; wherein,
the top surface of the bottom plate positioning frame 2 is rectangular, limit plates 22 are symmetrically arranged on the left side and the right side of the top surface of the bottom plate positioning frame 2, an included angle matched with a box girder bottom web plate is formed between the limit plates 22 and the top surface of the bottom plate positioning frame, a plurality of positioning grooves 23 are sequentially formed on the top surface of the bottom plate positioning frame 2 along the limit plates 22 on the left side and the right side respectively, and the positioning grooves 23 are used for clamping and positioning horizontal transverse ribs on the outer side of the bottom plate of the box girder; a lifting table 21 is arranged in the bottom plate positioning frame 2, a plurality of limiting clamps 24 are sequentially arranged on the top surface of the lifting table 21 along the length direction of the box girder, and the limiting clamps 24 are used for clamping horizontal transverse ribs of the bottom plate of the limiting box girder;
the web positioning frame 3 comprises a first beam 31 and a second beam 32; the first cross beam 31 and the second cross beam 32 are arranged in parallel, a plurality of positioning grooves 311 are formed in the first cross beam 31 and are used for clamping a plurality of vertical ribs on the outer side of a positioning box girder web plate respectively, and a plurality of positioning grooves 321 are formed in the second cross beam 32 and are used for clamping a plurality of vertical ribs on the inner side of the positioning box girder web plate respectively.
Because the bottom plate locating frame 2 realizes the multi-point location to the horizontal transverse ribs on the inner side and the outer side of the box girder bottom plate through the limiting plates 22 on the two sides, a plurality of locating grooves 23 arranged along the limiting plates on the two sides and a plurality of limiting clamps 24 on the lifting platform, the web locating frame 3 realizes the multi-point location to the vertical ribs on the inner side and the outer side of the box girder web through the locating grooves arranged on the first cross beam 31 and the second cross beam 32.
Specifically, referring to fig. 1, for a web skeleton of a box girder, the left and right ends of the horizontal transverse rib 14 on the outer side of the bottom plate are positioned by one positioning groove 23 on the left and right sides, the middle parts of the horizontal transverse rib 14 on the outer side of the bottom plate and the horizontal transverse rib 11 on the inner side of the bottom plate can be clamped and limited by a limiting clamp 24, the vertical rib 13 on the outer side of the web is positioned by a positioning groove 311 on the first cross beam 31, and the vertical rib 12 on the inner side of the web is positioned by a positioning groove 321 on the second cross beam 32.
Therefore, the utility model can realize the accurate positioning of the steel reinforcement framework of the bottom web plate of the box girder, and further realize the accurate positioning of each binding point on the steel reinforcement framework of the bottom web plate of the box girder, so that the automatic binding device can aim at the binding point when working; meanwhile, after the binding is completed, the lifting table 21 can be lowered to separate the limit clamp 24 from the horizontal transverse rib of the box girder bottom plate, so that the web steel reinforcement framework of the box girder bottom plate after the binding is completed can be hoisted conveniently. In implementation, the bottom plate positioning frame 2 is slidably connected with the lifting platform 21, and the lifting platform 21 is driven to lift by an air cylinder 25; moreover, the bottom plate locating frame 2 and the lifting platform 21 are slidably connected in a form of a linear guide rail and a sliding block; two rows of limit clamps 24 are arranged on the lifting table 21 along the length direction of the box girder so as to better clamp and limit the horizontal transverse ribs of the bottom plate of the box girder.
The box girder bottom web plate binding bench is mainly matched with an automatic box girder web plate binding device for use, when the automatic box girder web plate binding device is used for binding, as shown in fig. 2, the automatic box girder web plate binding device comprises a first binding mechanism 17 and a second binding mechanism 18, the first binding mechanism 17 and the second binding mechanism 18 are respectively provided with one or more binding guns 19, when the automatic box girder web plate binding bench is used, a web plate on one side of a box girder to be bound is arranged between the first binding mechanism 17 and the second binding mechanism 18, the first binding mechanism 17 and the second binding mechanism 18 are close to the box girder web plate, when the gun heads of the binding guns 19 extend into binding point positions, the action of the binding guns 19 is controlled, so that the binding of the binding points of a web plate vertical rib and a plurality of horizontal ribs on a box girder bottom web plate skeleton can be completed simultaneously, after the binding is completed, the first binding mechanism 17 and the second binding mechanism 18 are far away from the box girder web plate, and the gun heads of the binding guns 19 are withdrawn from the binding point positions; then, the first binding mechanism 17 and the second binding mechanism 18 are moved to the position of the web framework at the bottom of the next box girder along the length direction of the box girder, and the binding operation is repeated, so that the binding of all binding points at the inner side and the outer side of the web of the box girder can be completed.
According to the working process, when the automatic binding device is used, only the position of each binding point on the box girder web is accurately positioned, and the gun head of the binding gun 19 can extend into each binding point to successfully bind, so that the box girder bottom web binding rack is matched with the automatic binding device for the box girder web. In addition, when the box girder steel reinforcement framework is manufactured, the box girder bottom web frameworks with the required number of sheets are manufactured through welding and other modes, and then the manufactured box girder bottom web frameworks are installed and positioned on the box girder bottom web binding rack, and the installation and positioning of the box girder bottom web frameworks are omitted.
Specifically, as shown in fig. 5, the limiting clamp 24 includes: two vertical plates 241 vertically and fixedly arranged on the top surface of the lifting platform. Wherein, a pressing part 242 is arranged on one vertical plate of the limiting clamp 24 and is used for pressing the horizontal transverse rib of the bottom plate of the box girder in the limiting clamp on the other vertical plate; in operation, the pressing member 242 is connected to the standing plate 241 by a spring 243. So, before installing the web skeleton at the bottom of the case roof beam, at first rise elevating platform 21 to with the top surface coplane of bottom plate locating rack 2, then, with the horizontal muscle card of bottom plate of web skeleton at the bottom of the case roof beam go into limit jig 24, compress tightly part 242 with the horizontal muscle of bottom plate compress tightly on riser 241, make the web skeleton at the bottom of the case roof beam only can slide left and right, can't rock back and forth, then, with the both ends card of the horizontal muscle in the bottom plate outside of web skeleton at the bottom of the case roof beam go into the constant head tank 23 of the top surface left and right sides of bottom plate locating rack 2, can accomplish the location of the bottom plate direction of web steel bar skeleton at the bottom of the case roof beam.
Specifically, as shown in fig. 3 and 4, the web positioning frame 3 further includes: a plurality of diagonal beams 34 and a plurality of connecting rods 35; the bottom plate positioning frame 2 is connected with the first cross beam 31 through a plurality of inclined beams 34; the first cross beam 31 is connected with the second cross beam 32 through a plurality of connecting rods 35, and the second cross beam 32 can be rotatably arranged around the first cross beam 31. When the box girder bottom web frame is installed, the web outside vertical ribs of the box girder bottom web frame are clamped into the positioning grooves 311 of the first cross beam 31, then the second cross beam 32 is turned over, and the positioning grooves 321 on the second cross beam 32 are clamped into the web inside vertical ribs of the box girder bottom web frame, so that the positioning of four points in total of the web vertical ribs of the box girder bottom web frame can be realized.
Specifically, as shown in fig. 6, horizontal rib tensioning frames 4 are respectively arranged at the front end and the rear end of the bottom plate positioning frame 2 and are used for tensioning horizontal ribs of the bottom web plate of the box girder. Thus, the horizontal rib of the bottom web plate of the box girder is straightened through the horizontal rib tensioning frame 4, so that sagging of the horizontal rib due to dead weight is reduced, and the position deviation of binding points is caused; in implementation, the horizontal bar tensioning frame 4 is provided with a steel bar hole 41, and the horizontal bar passes through the steel bar hole 41 and is locked by a locking piece.
To further avoid misalignment of binding points of the box girder webs; as shown in fig. 3 and 6 (horizontal ribs do not penetrate), a plurality of support rods 35 are slidably arranged on the inclined beam 34 from top to bottom in sequence, and the support rods 35 are horizontally arranged and are used for supporting the horizontal ribs of the box girder web; in this way, the horizontal bar is supported below the horizontal bar by the support bar 35, and sagging of the horizontal bar due to dead weight is reduced. In practice, the support rod 35 and the diagonal beam 34 may be slidably connected through a chute or a sleeve.
The foregoing is merely a preferred embodiment of the utility model, and it is to be understood that the utility model is not limited to the form disclosed herein but is not to be construed as excluding other embodiments, but is capable of numerous other combinations, modifications and environments and is capable of modifications within the scope of the inventive concept, either as taught or as a matter of routine skill or knowledge in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.
Claims (8)
1. The box girder bottom web binding rack is characterized by comprising a bottom plate locating rack and two web locating racks symmetrically arranged at the left side and the right side of the bottom plate locating rack; wherein,
the top surface of the bottom plate locating frame is rectangular, limiting plates are symmetrically arranged on the left side and the right side of the top surface of the bottom plate locating frame, an included angle matched with a box girder bottom web plate is formed between the limiting plates and the top surface of the bottom plate locating frame, a plurality of locating grooves are sequentially formed on the top surface of the bottom plate locating frame along the limiting plates on the left side and the right side respectively, and the locating grooves are used for clamping and locating horizontal transverse ribs on the outer side of the box girder bottom plate; a lifting table is arranged in the bottom plate positioning frame, a plurality of limiting clamps are sequentially arranged on the top surface of the lifting table along the length direction of the box girder, and the limiting clamps are used for clamping the horizontal transverse ribs of the bottom plate of the limiting box girder;
the web positioning frame comprises a first beam and a second beam; the first cross beam and the second cross beam are arranged in parallel, a plurality of positioning grooves are formed in the first cross beam and used for clamping and positioning a plurality of vertical ribs on the outer side of the box girder web plate respectively, and a plurality of positioning grooves are formed in the second cross beam and used for clamping and positioning a plurality of vertical ribs on the inner side of the box girder web plate respectively.
2. The box girder bottom web lashing stand of claim 1, wherein the limit clamp comprises: two vertical plates are vertically and fixedly arranged on the top surface of the lifting table.
3. The box girder bottom web binding bench according to claim 2, wherein a pressing component is arranged on one vertical plate of the limiting clamp and used for pressing horizontal transverse ribs of the box girder bottom plate in the limiting clamp on the other vertical plate.
4. A box girder bottom web lashing stand according to claim 3, wherein the compression member is connected to the riser by means of springs.
5. A box girder bottom web lashing stand according to any one of claims 1 to 4, wherein said web positioning stand further comprises: a plurality of oblique beams and a plurality of connecting rods; the bottom plate locating frame is connected with the first cross beam through a plurality of inclined beams; the first cross beam is connected with the second cross beam through a plurality of connecting rods, and the second cross beam can rotate around the first cross beam.
6. The box girder bottom web binding bench according to claim 5, wherein a plurality of support rods are sequentially and slidably arranged on the oblique girders from top to bottom, and the support rods are horizontally arranged and used for supporting horizontal ribs of the box girder webs.
7. The box girder bottom web binding bench of claim 1, wherein the bottom plate positioning frame is slidably connected with the lifting table, and the lifting table is driven to lift by an air cylinder.
8. The box girder bottom web binding bench according to claim 1, wherein horizontal rib tensioning frames are arranged at the front end and the rear end of the bottom plate locating frame and used for tensioning horizontal ribs of the box girder bottom web.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321899140.8U CN220311626U (en) | 2023-07-19 | 2023-07-19 | Box girder bottom web binding rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321899140.8U CN220311626U (en) | 2023-07-19 | 2023-07-19 | Box girder bottom web binding rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220311626U true CN220311626U (en) | 2024-01-09 |
Family
ID=89418176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321899140.8U Active CN220311626U (en) | 2023-07-19 | 2023-07-19 | Box girder bottom web binding rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220311626U (en) |
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2023
- 2023-07-19 CN CN202321899140.8U patent/CN220311626U/en active Active
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