CN219260731U

CN219260731U - Auxiliary positioning device for steel box girder construction

Info

Publication number: CN219260731U
Application number: CN202222716367.6U
Authority: CN
Inventors: 李永春; 廖清芬
Original assignee: Chengdu Rishengyueheng Enterprise Management Co ltd
Current assignee: Sichuan Aofeng Construction Engineering Co ltd
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2023-06-27
Anticipated expiration: 2032-10-14

Abstract

The utility model relates to the technical field of steel box girders, in particular to an auxiliary positioning device for construction of the steel box girders, which comprises a first steel box girder and a second steel box girder, wherein the top end and the bottom end of the first steel box girder are connected with two first transverse plates through a plurality of first bolts, a fixed block is fixedly connected between the two first transverse plates, the right end of the fixed block is provided with a sliding groove, a sliding rod is slidably connected in the sliding groove, the left end of the sliding rod is fixedly connected with a pull rod, when the auxiliary positioning device is used, the first steel box girder and the second steel box girder are conveniently and rapidly positioned, the sliding rod is conveniently and fixedly limited through the cooperation of limiting blocks, top plates, fixing rods and the like, so that the first steel box girder and the second steel box girder are conveniently and rapidly installed and detached through the cooperation of the first bolts, the second bolts, the first transverse plates, the limiting blocks and the like, and the working efficiency is improved.

Description

Auxiliary positioning device for steel box girder construction

Technical Field

The utility model relates to the technical field of steel box girders, in particular to an auxiliary positioning device for construction of steel box girders.

Background

When the steel box girder is hoisted, after a large bridge deck crane is adopted for hoisting, the connection part of the steel box girder is subjected to experience positioning according to the edge of the previous steel box girder section, so that the requirement on the construction experience of personnel is high, when the steel box girder is hoisted, the steel box girder to be installed and the installed steel box girder are required to be accurately aligned in advance, the steel box girder to be installed and the installed steel box girder can be connected into a whole after being accurately aligned through welding, and in order to ensure the welding quality, the steel box girder to be installed and the installed steel box girder cannot be subjected to relative displacement during welding, namely the butt joint end surfaces of the steel box girder to be aligned, the height direction is required to be flush, and dislocation cannot occur.

At present, when some existing auxiliary positioning devices for steel box girder construction are used, the steel box girders are positioned rapidly and accurately due to inconvenience, and the devices are not convenient to install and disassemble, so that the working efficiency is reduced, and the use requirements of the current stage cannot be met.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides an auxiliary positioning device for steel box girder construction, which solves the problems that the prior art proposed in the background art is inconvenient to rapidly and accurately position the steel box girder, and inconvenient to mount and dismount the device, thereby reducing the working efficiency and being incapable of meeting the use requirement in the prior art.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a steel case roof beam auxiliary positioning device for construction, includes first steel case roof beam and second steel case roof beam, the top and the bottom of first steel case roof beam all are connected with two first diaphragms through a plurality of first bolts, two fixedly connected with fixed block between the first diaphragm, the spout has been seted up to the right-hand member of fixed block, sliding connection has the slide bar in the spout, the left end fixedly connected with pull rod of slide bar, the left end of pull rod runs through out the spout, the cover is equipped with the spring on the pull rod, run through threaded connection has hand screw rod on the fixed block, two spacing holes have been seted up on the slide bar, the top and the bottom of second steel case roof beam all are connected with two second diaphragms through a plurality of second bolts fixedly connected with, two fixedly connected with stopper between the second diaphragm, set up the fixed orifices with looks adaptation on the stopper, fixedly connected with is to a plurality of multisection telescopic link, a plurality of telescopic link's other end fixedly connected with roof, fixedly connected with pull spring on the roof, two extension spring two inside extension bars have two ends to stretch into the fixed beam, two extension bar both ends are equipped with two and two extension bar inside the fixed device, two extension bar, respectively.

Preferably, the auxiliary fixing device comprises two first side plates and two second side plates, the two first side plates are connected to the first steel box girder through a plurality of first screws, the two second side plates are connected to the second steel box girder through a plurality of second screws, a supporting block is fixedly connected between the two first side plates, a clamping block is fixedly connected to the right end of the supporting block, a clamping groove is fixedly connected between the two second side plates, the clamping block is located inside the clamping groove, and the clamping groove is connected with the clamping block through a plurality of positioning bolts.

Further, a first pull ring is fixedly connected to the top plate.

Still further, fixedly connected with second pull ring on the pull rod.

Furthermore, anti-skid patterns are arranged on the first pull ring and the second pull ring.

(III) beneficial effects

Compared with the prior art, the utility model provides an auxiliary positioning device for steel box girder construction, which has the following beneficial effects:

this auxiliary positioning device is used in steel case roof beam construction, through the auxiliary fixing device who sets up, be convenient for carry out quick accurate positioning to first steel case roof beam and second steel case roof beam, through the cooperation of stopper, roof, dead lever etc. be convenient for fix spacing to the slide bar, thereby be convenient for fix first steel case roof beam and second steel case roof beam, through the cooperation of first bolt, second bolt, first diaphragm etc. be convenient for carry out quick installation and dismantlement to fixed block, first diaphragm, stopper etc. thereby made things convenient for people to use, improved work efficiency.

Drawings

FIG. 1 is a schematic view of a partially sectioned front plan view effect of the present utility model;

FIG. 2 is a schematic view of the top plan effect of the present utility model, partially in section;

FIG. 3 is a schematic view of a partial enlarged structure of the present utility model at A in FIG. 1;

fig. 4 is a schematic view of a partially enlarged structure at B in fig. 1 according to the present utility model.

In the figure: 1. a first steel box girder; 2. a second steel box girder; 3. a first bolt; 4. a first cross plate; 5. a fixed block; 6. a slide bar; 7. a pull rod; 8. a spring; 9. screwing the screw rod by hand; 10. a second bolt; 11. a second cross plate; 12. a limiting block; 13. a multi-section telescopic rod; 14. a top plate; 15. a fixed rod; 16. a tension spring; 17. a first side plate; 18. a second side plate; 19. a first screw; 20. a support block; 21. a clamping block; 22. a clamping groove; 23. positioning bolts; 24. a first pull ring; 25. a second pull ring; 26. anti-skid lines.

Detailed Description

Examples

Referring to fig. 1-4, an auxiliary positioning device for steel box girder construction comprises a first steel box girder 1 and a second steel box girder 2, wherein the top end and the bottom end of the first steel box girder 1 are connected with two first transverse plates 4 through a plurality of first bolts 3, a fixed block 5 is fixedly connected between the two first transverse plates 4, the right end of the fixed block 5 is provided with a sliding groove, a sliding rod 6 is connected in the sliding groove in a sliding way, the left end of the sliding rod 6 is fixedly connected with a pull rod, the pull rod is fixedly connected with a second pull ring 25, the pull ring is convenient to pull, people can conveniently use, the left end of the pull rod penetrates through the sliding groove, a spring 8 is sleeved on the pull rod, a hand-screwed screw 9 is connected on the fixed block 5 in a penetrating and threaded manner, two limiting holes are formed in the sliding rod 6, the top end and the bottom end of the second steel box girder 2 are fixedly connected with two second transverse plates 11 through a plurality of second bolts 10, the limiting block 12 is fixedly connected between the two second transverse plates 11, the limiting block 12 is provided with a fixing hole matched with the sliding rod 6, the limiting block 12 is fixedly connected with a plurality of multi-section telescopic rods 13, the other ends of the multi-section telescopic rods 13 are fixedly connected with the top plate 14, the top plate 14 is fixedly connected with the first pull ring 24, the pull plate is conveniently pulled, people can conveniently use the pull plate, anti-slip patterns 26 are arranged on the first pull ring 24 and the second pull ring 25, friction force is increased, practicability is improved, two fixing rods 15 are fixedly connected on the top plate 14, the two fixing rods 15 penetrate through the fixing holes and respectively extend into the two limiting holes, tension springs 16 are sleeved on the fixing rods 15, and two ends of each tension spring 16 are respectively fixedly connected with the top plate 14 and the limiting block 12.

It should be further noted that, both ends all are provided with auxiliary fixing device around first steel case roof beam 1 and second steel case roof beam 2, auxiliary fixing device includes two first curb plates 17 and two second curb plates 18, two first curb plates 17 are all connected on first steel case roof beam 1 through a plurality of first screws 19, two second curb plates 18 are all connected on second steel case roof beam 2 through a plurality of second screws, fixedly connected with supporting shoe 20 between two first curb plates 17, the right-hand member fixedly connected with fixture block 21 of supporting shoe 20, fixedly connected with draw-in groove 22 between two second curb plates 18, fixture block 21 is located the inside of draw-in groove 22, draw-in groove 22 and fixture block 21 are connected through a plurality of positioning bolt 23 for carry out quick location.

In summary, the working principle and working process of the auxiliary positioning device for steel box girder construction are that, when in use, the auxiliary positioning device for steel box girder construction is firstly placed at a place where the auxiliary positioning device for steel box girder construction is required to be used, then, when in use, the first side plate 17 and the supporting block 20 are firstly fixed on the first steel box girder 1 by using the first screw 19, the second side plate 18 and the clamping groove 22 are fixed on the second steel box girder 2 by using the second screw, then, when the first steel box girder 1 and the second steel box girder 2 are butted, the clamping block 21 is firstly put into the clamping groove 22, then, the clamping block 21 and the clamping groove 22 are fixed by using the fixing bolt, thus, the quick butting of the first steel box girder 1 and the second steel box girder 2 can be realized, then, the first transverse plate 4 is fixed on the first steel box girder 1 by using the first bolt 3, the second transverse plate 11 is fixed on the second steel box girder 2 by using the second bolt 10, then the first pull ring 24 is pulled to drive the top plate 14, the fixed rod 15 and the like to move upwards, the slide rod 6 enters the fixed hole, then the first pull ring 24 is loosened, the pulled tension spring 16 is contracted and then pulls the top plate 14 to move because of the tension spring 16, thereby facilitating the fixed rod 15 to enter the limiting hole, fixing and limiting the slide rod 6, thus completing the butt joint fixation of the first steel box girder 1 and the second steel box girder 2, then when the slide rod is detached, the first pull ring 24 is pulled firstly, the first pull ring 24 drives the top plate 14 to move, the top plate 14 drives the fixed rod 15 to move, the fixed rod 15 moves out of the limiting hole, the second pull ring 25 is pulled, the pull ring drives the slide rod 6 to move, the slide rod 6 enters the sliding groove, compresses the spring 8, and then the screw rod 9 is screwed by rotating, the device is simple to operate, convenient and fast, convenient to install and detach, and improves the working efficiency and practicality of people.

Claims

1. The utility model provides a steel case roof beam construction is with auxiliary positioning device, includes first steel case roof beam (1) and second steel case roof beam (2), its characterized in that: the top and the bottom of the first steel box girder (1) are connected with two first transverse plates (4) through a plurality of first bolts (3), two fixed blocks (5) are fixedly connected between the first transverse plates (4), a chute is formed in the right end of each fixed block (5), a slide bar (6) is connected in the chute in a sliding manner, a pull rod is fixedly connected to the left end of each slide bar (6), the left end of each pull rod penetrates out of the chute, a spring (8) is sleeved on each pull rod, two limiting holes are formed in each fixed block (5) in a penetrating threaded manner, two limiting rods (9) are formed in each slide bar (6), two second transverse plates (11) are fixedly connected to the top and the bottom of each second steel box girder (2) through a plurality of second bolts (10), a limiting block (12) is fixedly connected between the two second transverse plates (11), a fixing hole matched with each sliding block (6) is formed in each limiting block (12), a plurality of limiting blocks (12) are connected with a plurality of tension springs (13) in each limiting rod, a plurality of extension rods (15) are connected to the plurality of extension rods (15) in each fixing holes, a plurality of extension rods (15) are connected to the extension rods (15) in each extension rod respectively, a plurality of extension rods (15) are connected to the extension rods (15), two ends of the tension spring (16) are fixedly connected with the top plate (14) and the limiting block (12) respectively, and auxiliary fixing devices are arranged at the front end and the rear end of the first steel box girder (1) and the second steel box girder (2).

2. The auxiliary positioning device for steel box girder construction according to claim 1, wherein: the auxiliary fixing device comprises two first side plates (17) and two second side plates (18), wherein the two first side plates (17) are connected to a first steel box girder (1) through a plurality of first screws (19), the two second side plates (18) are connected to a second steel box girder (2) through a plurality of second screws, a supporting block (20) is fixedly connected between the first side plates (17), a clamping block (21) is fixedly connected to the right end of the supporting block (20), a clamping groove (22) is fixedly connected between the two second side plates (18), the clamping block (21) is located inside the clamping groove (22), and the clamping groove (22) and the clamping block (21) are connected through a plurality of positioning bolts (23).

3. The auxiliary positioning device for steel box girder construction according to claim 2, wherein: a first pull ring (24) is fixedly connected to the top plate (14).

4. The auxiliary positioning device for steel box girder construction according to claim 3, wherein: and a second pull ring (25) is fixedly connected to the pull rod.

5. The auxiliary positioning device for steel box girder construction according to claim 4, wherein: anti-skid patterns (26) are arranged on the first pull ring (24) and the second pull ring (25).