CN219705616U - Anti-floating structure of concrete precast box girder - Google Patents
Anti-floating structure of concrete precast box girder Download PDFInfo
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- CN219705616U CN219705616U CN202320356624.1U CN202320356624U CN219705616U CN 219705616 U CN219705616 U CN 219705616U CN 202320356624 U CN202320356624 U CN 202320356624U CN 219705616 U CN219705616 U CN 219705616U
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- base
- rod
- fixedly connected
- box girder
- floating structure
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- 239000004567 concrete Substances 0.000 title claims abstract description 14
- 238000009434 installation Methods 0.000 claims description 12
- 239000011178 precast concrete Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 230000000149 penetrating effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model provides an anti-floating structure of a concrete precast box girder, which relates to the technical field of anti-floating structures, wherein mounting holes are formed in four corners of the inside of a mounting seat, the problem that the existing anti-floating structure is limited by taking a box girder body as a support is solved, but the existing anti-floating structure cannot be quickly adjusted according to the required anti-floating position during limiting, the anti-floating effect is poor easily, and further the problem of limitation exists is solved.
Description
Technical Field
The utility model belongs to the technical field of anti-floating structures, and particularly relates to an anti-floating structure of a concrete precast box girder.
Background
The box girder of the reinforced concrete structure is divided into a prefabricated box girder and a cast-in-situ box girder, the box girder combined bridge girder erection machine prefabricated in an independent place can be erected after the lower engineering is completed, the engineering progress can be accelerated, the construction period can be saved, and after the prefabrication is completed, the box girder is limited by a corresponding anti-floating structure in order to prevent damage caused by excessive floating of the box girder.
The anti-floating structure exists in the practical application process:
1. when the anti-floating structure is assembled, the box girder body is used as a support to limit the floating of the anti-floating structure, but the anti-floating structure cannot be quickly adjusted according to the required anti-floating position when being limited, so that the anti-floating effect is poor easily, and further the limitation exists.
Disclosure of Invention
In order to solve the technical problems, the utility model provides an anti-floating structure of a concrete precast box girder, which aims to solve the problems that the existing anti-floating structure is limited by taking a box girder body as a support, but the anti-floating structure cannot be quickly adjusted according to the required anti-floating position when limiting, so that the anti-floating effect is poor easily, and further the limitation exists.
The utility model discloses a concrete precast box girder anti-floating structure, which is characterized by comprising the following specific technical means:
the utility model provides a concrete precast box girder anti-floating structure, includes base and guide pillar, the main part of base is rectangular structure, and the bottom fixedly connected with mount pad of base, and bearing structure has been constituteed jointly to base and mount pad, and the mounting hole has all been seted up to the inside four corners position of mount pad, two the inboard fixedly connected with guide rail of guide pillar, the inside sliding connection of guide rail has the removal seat, the front end fixedly connected with locating lever of removal seat.
Further, fixedly connected with gag lever post on the terminal surface of base, the gag lever post is the lead screw structure, and the equal fixedly connected with gag lever post in top surface four corners position of every department base, the through-hole with gag lever post assorted is seted up to the inside of mount pad.
Furthermore, the jack is arranged in the base, the guide rod is inserted in the jack, the mounting seat is fixedly connected to the top end of the guide rod, and the base, the guide rod and the mounting seat form a supporting structure together.
Further, the nut is screwed on the outer side of the limiting rod and used for limiting the mounting seat, the jack is formed in the mounting seat, and the guide post is inserted into the jack formed in the mounting seat.
Further, the locating rod is of a screw rod structure, the locating rod is limited by screwing the nut, an adjusting rod is screwed in the movable seat, and a pressing plate is fixedly connected to the bottom end of the adjusting rod.
Furthermore, the inside of the guide post is provided with positioning holes in a linear array, the mounting seat and the guide post penetrate through the positioning pin to limit, and the guide post is provided with two positions.
Compared with the prior art, the utility model has the following beneficial effects:
1. after the base is installed, the stretching amplitude of the guide rod and the mounting seat which are installed in the base is adjusted according to the difference of the height of the pressing box girder required at present, and the nut is screwed to the outer side of the limiting rod fixedly connected to the top end of the base to further limit the mounting seat synchronously after the stretching amplitude of the mounting seat is adjusted.
2. After the base is installed, the guide rail is inserted into the inner position of the installation hole formed in the installation seat by utilizing the guide pillar fixedly connected with the outer side of the guide rail, the guide rail is limited by penetrating the locating pin through the installation seat and the locating hole formed in the guide pillar, and then the guide rail is limited by manually rotating the adjusting rod installed at the top end of the movable seat to make use of the downward movement of the pressing plate to make contact with the box girder body, so that the purpose of limiting the box girder is more conveniently achieved by realizing the rapid adjustment of the pressing plate.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
Fig. 1 is a schematic diagram of the front side view of the present utility model.
Fig. 2 is a schematic diagram of a side elevational view of the present utility model.
Fig. 3 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.
Fig. 4 is an enlarged schematic view of the structure of fig. 2B according to the present utility model.
In the figure, the correspondence between the component names and the drawing numbers is:
1. a base; 2. a mounting plate; 3. a guide rod; 4. a limit rod; 5. a nut; 6. a mounting base; 7. a guide post; 8. positioning holes; 9. a positioning pin; 10. a guide rail; 11. a movable seat; 12. a positioning rod; 13. an adjusting rod; 14. and (5) pressing plates.
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples.
Detailed Description
As shown in fig. 1 to 4:
the utility model provides an anti-floating structure of a concrete precast box girder, which comprises a base 1 and guide columns 7, wherein the main body of the base 1 is of a rectangular structure, the bottom end of the base 1 is fixedly connected with a mounting plate 2, the base 1 and the mounting plate 2 form a supporting structure together, mounting holes are formed in four corners of the inside of the mounting plate 2, guide rails 10 are fixedly connected to the inner sides of the two guide columns 7, a movable seat 11 is slidably connected to the inner sides of the guide rails 10, a positioning rod 12 is fixedly connected to the front end of the movable seat 11, the positioning rod 12 is of a screw rod structure, the positioning rod 12 is limited by screwing a nut 5, an adjusting rod 13 is screwed into the inner side of the movable seat 11, the bottom end of the adjusting rod 13 is fixedly connected with a pressing plate 14, after the base 1 is mounted, the extension amplitude of the guide rod 3 and the mounting seat 6 is adjusted according to the difference of the height of the currently required pressed box girder, and after the extension amplitude of the mounting seat 6 is adjusted, the mounting seat 6 is screwed to the outer side of a limiting rod 4 fixedly connected to the top end of the base 1, further limiting work is carried out on the mounting seat 6.
Wherein, the jack has been seted up to the inside of base 1, and the inside grafting of this jack has guide arm 3, and guide arm 3's top fixedly connected with mount pad 6, and bearing structure has been constituteed jointly to base 1 and guide arm 3 and mount pad 6, fixedly connected with gag lever post 4 on base 1's the terminal surface, and gag lever post 4 is the lead screw structure, and the equal fixedly connected with gag lever post 4 in every base 1's top face four corners position, and the through-hole with gag lever post 4 assorted has been seted up to the inside of mount pad 6.
The nut 5 is screwed on the outer side of the limiting rod 4, the nut 5 is used for limiting the mounting seat 6, an inserting hole is formed in the mounting seat 6, a guide pillar 7 is inserted into the inserting hole formed in the mounting seat 6, a positioning hole 8 is formed in the guide pillar 7 in a linear array, the mounting seat 6 and the guide pillar 7 penetrate through the positioning pin 9 to limit, the guide pillar 7 is provided with two parts, after the mounting of the base 1 is completed, the guide rail 10 is inserted into the position inside the mounting hole formed in the mounting seat 6 by utilizing the guide pillar 7 fixedly connected with the outer side of the guide rail 10, the guide rail 10 is limited by penetrating the positioning pin 9 through the mounting seat 6 and the positioning hole 8 formed in the guide pillar 7, and then the adjusting rod 13 mounted on the top end of the movable seat 11 is rotated manually to enable the pressing plate 14 to move downwards to abut against the box girder body to limit.
Specific use and action of the embodiment:
when the device is used, firstly, when the anti-floating limit is needed to be carried out on the concrete precast box girder, two bases 1 can be placed on the left side and the right side of the precast box girder respectively, after the mounting plate 2 fixedly connected to the bottom end of the precast box girder is attached to the ground, the bases 1 can be limited by penetrating the fixing bolts through the mounting holes formed in the mounting plate 2;
after the base 1 is installed, the extension amplitude of the guide rod 3 and the installation seat 6 installed in the base 1 is adjusted according to the difference of the heights of the pressing box girders required at present, and after the extension amplitude adjustment of the installation seat 6 is completed, the nut 5 is screwed to the outer side of the limit rod 4 fixedly connected to the top end of the base 1 to further limit the installation seat 6 synchronously, and the installation seat 6 and the base 1 are installed and adjusted in the design, so that the follow-up assembly and use can be more conveniently realized, and the aim of more practicability is achieved;
after the base 1 is installed, the guide rail 10 is inserted into the installation hole formed in the installation seat 6 by utilizing the guide pillar 7 fixedly connected with the outer side of the guide rail 10, the guide rail 10 is limited by penetrating the positioning pin 9 through the installation seat 6 and the positioning hole 8 formed in the guide pillar 7, and then the guide rail 10 is limited by manually rotating the adjusting rod 13 installed at the top end of the movable seat 11 to make contact with the box girder body by utilizing the downward movement of the pressing plate 14.
Claims (6)
1. The utility model provides a concrete precast box girder anti-floating structure which characterized in that: including base (1) and guide pillar (7), the main part of base (1) is rectangular structure, and the bottom fixedly connected with mounting panel (2) of base (1), and bearing structure has been constituteed jointly to base (1) and mounting panel (2), and mounting hole has all been seted up in inside four corners position of mounting panel (2), two the inboard fixedly connected with guide rail (10) of guide pillar (7), the inside sliding connection of guide rail (10) has movable seat (11), the front end fixedly connected with locating lever (12) of movable seat (11).
2. The concrete precast box girder anti-floating structure according to claim 1, wherein: the novel structure is characterized in that a jack is formed in the base (1), a guide rod (3) is inserted into the jack, an installation seat (6) is fixedly connected to the top end of the guide rod (3), and the base (1), the guide rod (3) and the installation seat (6) form a supporting structure together.
3. The concrete precast box girder anti-floating structure according to claim 1, wherein: the base is characterized in that a limiting rod (4) is fixedly connected to the top end face of the base (1), the limiting rod (4) is of a screw rod structure, the limiting rods (4) are fixedly connected to four corners of the top end face of each base (1), and through holes matched with the limiting rods (4) are formed in the mounting base (6).
4. A precast concrete girder anti-floating structure as claimed in claim 3, wherein: the outside of gag lever post (4) has twisted and has been connected nut (5), and this nut (5) are used for spacing mount pad (6), and the jack has been seted up to the inside of mount pad (6), and inside grafting of jack of seting up in mount pad (6) has guide pillar (7).
5. The concrete precast box girder anti-floating structure according to claim 4, wherein: the inside of guide pillar (7) is linear array and has seted up locating hole (8), and mount pad (6) pass spacingly through locating pin (9) with guide pillar (7), and guide pillar (7) are equipped with two altogether.
6. The concrete precast box girder anti-floating structure according to claim 1, wherein: the locating rod (12) is of a screw rod structure, the locating rod (12) is limited by screwing the nut (5), the adjusting rod (13) is screwed in the movable seat (11), and the pressing plate (14) is fixedly connected to the bottom end of the adjusting rod (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320356624.1U CN219705616U (en) | 2023-03-01 | 2023-03-01 | Anti-floating structure of concrete precast box girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320356624.1U CN219705616U (en) | 2023-03-01 | 2023-03-01 | Anti-floating structure of concrete precast box girder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219705616U true CN219705616U (en) | 2023-09-19 |
Family
ID=88000123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320356624.1U Active CN219705616U (en) | 2023-03-01 | 2023-03-01 | Anti-floating structure of concrete precast box girder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219705616U (en) |
-
2023
- 2023-03-01 CN CN202320356624.1U patent/CN219705616U/en active Active
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