CN213978612U - Fixing structure for pouring steel-concrete composite beam - Google Patents

Abstract

The utility model discloses a steel-concrete composite beam pours and uses fixed knot to construct, including the roof beam body, connection structure and shock-absorbing structure, the roof beam body includes the base, the first backup pad of top fixedly connected with of base, the crossbeam has been placed on the top of first backup pad, the top of crossbeam is connected with first longeron, the right side of first longeron is connected with the second longeron, connection structure includes first extension board, the right side of first longeron is connected with first extension board, the left side of second longeron is connected with the second extension board, fixed mouthful has been seted up to the inside of first extension board. The utility model discloses an inside the both sides fixed connection fixed orifices of first longeron and second longeron, inserting the screw and establishing into the fixed orifices to make first longeron and second longeron interconnect, be favorable to increasing the steadiness of connecting, the installation cost has been reduced to convenient dismantlement and change.

Description

Fixing structure for pouring steel-concrete composite beam

Technical Field

The utility model relates to an assembled steel-concrete composite beam bridge panel longitudinal joint connects technical field, specifically is a steel-concrete composite beam pours and uses fixed knot to construct.

Background

The steel-concrete composite beam is a novel structural type developed on the basis of steel structures and concrete structures. The shear connector is arranged between the steel beam and the concrete flange plate to resist the lifting and relative sliding of the steel beam and the concrete flange plate at the interface, so that the steel beam and the concrete flange plate are integrated and work together. In recent years, the steel-concrete composite beam has been more and more widely applied to urban overpasses and building structures in China, and is developing towards the direction of large span. The application practice of the steel-concrete composite beam in China shows that the steel-concrete composite beam has the advantages of a steel structure and a concrete structure, has obvious technical economic benefit and social benefit, is suitable for the national situation of basic construction in China, and is one of the main development directions of future structural systems.

At present, a common fixing mode is welding, the mode is firm, but the mode is not beneficial to disassembly and replacement, the maintenance and construction cost is high, the field welding workload is large, the influence of the field construction environment is large, people put forward higher demands for the mode, and a fixing piece with a more stable structure, low cost and longer holding time is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reinforced concrete composite beam pours and uses fixed knot to solve the difficult problem of dismantling the change of welding that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a steel-concrete composite beam pours and uses fixed knot constructs, includes the roof beam body, connection structure and shock-absorbing structure, the roof beam body includes the base, the first backup pad of top fixedly connected with of base, the crossbeam has been placed on the top of first backup pad, the top of crossbeam is connected with first longeron, the right side of first longeron is connected with the second longeron, connection structure includes first extension board, the right side of first longeron is connected with first extension board, the left side of second longeron is connected with the second extension board, fixed mouthful has been seted up to the inside of first extension board, the cell body has been seted up to the bottom of first longeron, the top fixedly connected with connecting rod of crossbeam, the inside of fixed mouthful is inserted and is equipped with the screw, the top of first longeron is connected with first spring, the bottom fixedly connected with second spring of first longeron.

Preferably, the top end of the base is fixedly connected with a fixing rod, and the inside of the beam is solid.

Preferably, the area of first extension board and the area of second extension board are the same, fixed mouthful have been seted up to the inside equidistance of first extension board and second extension board.

Preferably, the fixing port is completely embedded with the screw, and the inner wall of the fixing port is provided with a thread.

Preferably, a connecting rod is inserted into the groove body, and the groove body is splayed.

Preferably, the connecting rod equidistance is seted up in the crossbeam upper end, the connecting rod does not coincide with first extension board.

Preferably, the top end of the fixed rod is fixedly connected with a plate support, and the fixed rod and the plate support are arranged inside the cross beam.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this steel-concrete composite beam pours and uses fixed knot to construct through the both sides fixed connection fixed orifices at first longeron and second longeron, inserts the screw and establishes inside the fixed orifices to make first longeron and second longeron interconnect, be favorable to increasing the steadiness of connecting, convenient dismantlement and change have reduced installation cost, connect the connecting rod in the crossbeam upper end, with connecting rod and the complete gomphosis of cell body, be favorable to improving work efficiency, reduce the manpower, strengthen the simplicity of operation.

2. This steel-concrete composite beam pours and uses fixed knot to construct connects the second spring through the bottom at first longeron and second longeron, and the first spring of machine pulling is placed first longeron on the crossbeam, and the second spring can play the shock attenuation cushioning effect, prevents to injure by a crashing object the human body, has improved the security, and the embedding board in the crossbeam inside holds in the palm and base fixed connection, is favorable to preventing the local pressure-bearing of crossbeam and destroys, has improved the anti ability of cutting of crossbeam.

Drawings

Fig. 1 is a schematic front view of the present invention;

fig. 2 is a schematic view of a connection structure of the first longitudinal beam and the second longitudinal beam of the present invention;

fig. 3 is a schematic front view of the first longitudinal beam and the connecting rod of the present invention;

fig. 4 is an enlarged schematic structural diagram of a point a of the present invention.

In the figure: 1. a beam body; 110. a base; 120. a first support plate; 130. a cross beam; 140. a first stringer; 150. a second stringer; 2. a connecting structure; 210. a first extension plate; 220. a second extension plate; 230. a fixed port; 240. a trough body; 250. a connecting rod; 260. a screw; 3. a shock-absorbing structure; 310. a first spring; 320. a second spring; 330. fixing the rod; 340. and (5) a plate support.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment:

a fixing structure for pouring a steel-concrete composite beam comprises a beam body 1, connection structure 2 and shock-absorbing structure 3, the roof beam body 1 includes base 110, the first backup pad 120 of top fixedly connected with of base 110, crossbeam 130 has been placed on the top of first backup pad 120, the top of crossbeam 130 is connected with first longeron 140, the right side of first longeron 140 is connected with second longeron 150, connection structure 2 includes first extension board 210, the right side of first longeron 140 is connected with first extension board 210, the left side of second longeron 150 is connected with second extension board 220, fixed mouthful 230 has been seted up to the inside of first extension board 210, cell body 240 has been seted up to the bottom of first longeron 140, top fixedly connected with connecting rod 250 of crossbeam 130, screw 260 has been inserted to the inside of fixed mouthful 230, the top of first longeron 140 is connected with first spring 310, the bottom fixedly connected with second spring 320 of first longeron 140.

Furthermore, the top end of the base 110 is fixedly connected with the fixing rod 330, and the inside of the beam 130 is solid, so that the beam 130 is prevented from being damaged by local pressure bearing, and the anti-cutting capability of the beam 130 is improved.

Further, the area of the first extension plate 210 is the same as that of the second extension plate 220, and the fixing openings 230 are equidistantly formed in the first extension plate 210 and the second extension plate 220, so that the first longitudinal beam 140 and the second longitudinal beam 150 can be fixed, and the installation cost is reduced.

Furthermore, the fixing opening 230 is completely embedded with the screw 260, and the inner wall of the fixing opening 230 is provided with threads, so that the first longitudinal beam 140 and the second longitudinal beam 150 can be fixed, and the installation cost is reduced.

Further, the connecting rod 250 is inserted into the groove body 240, and the groove body 240 is splayed, so that the connection stability is improved, and the disassembly and the replacement are convenient.

Further, the connection rods 250 are equidistantly arranged at the upper end of the cross beam 130, and the connection rods 250 are not overlapped with the first extension plate 210, which is beneficial to enhancing the convenience of operation.

Further, the top end of the fixing rod 330 is fixedly connected with a plate support 340, and the fixing rod 330 and the plate support 340 are installed inside the cross beam 130, so that the stability of the bridge body is enhanced, and the bridge body is prevented from being overloaded and collapsed.

The working principle is as follows: the first supporting plate 120 is fixedly connected to the top end of the base 110, the first supporting plate 120 is fixedly connected with the cross beam 130, a bottom plate is laid, the first extending plate 210 and the second extending plate 220 are fixedly connected to the two sides of the first longitudinal beam 140 and the second longitudinal beam 150, fixing holes 230 are formed in the first extending plate 210 and the second extending plate 220 at equal intervals, first springs 310 are hung, the first extending plate 210 and the second extending plate 220 are overlapped, screws 260 are inserted into the fixing holes 230 for screwing, and therefore the first longitudinal beam 140 is connected with the second longitudinal beam 150, connection stability is increased, disassembly and replacement are facilitated, installation cost is reduced, connecting rods 250 are connected to the upper end of the cross beam 130 at equal intervals, the connecting rods 250 are aligned to the cross beam 240 and placed above the cross beam 130, working efficiency is improved, manpower is reduced, and simplicity and convenience in operation are enhanced.

The second spring 320 is fixedly connected to the bottom end of the first longitudinal beam 140, the first spring 310 is pulled by a machine, the first longitudinal beam 140 is placed on the cross beam 130, the second spring 320 can play a role in damping and buffering, a human body is prevented from being injured by a crashing object, safety is improved, the plate support 340 and the base 110 are fixedly connected to be embedded into the cross beam 130, local pressure bearing damage of the cross beam 130 is prevented, and anti-cutting capacity of the cross beam 130 is improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides a steel-concrete composite beam pours and uses fixed knot structure, includes roof beam body (1), connection structure (2) and shock-absorbing structure (3), its characterized in that: the beam body (1) comprises a base (110), a first supporting plate (120) is fixedly connected to the top end of the base (110), a cross beam (130) is placed on the top end of the first supporting plate (120), a first longitudinal beam (140) is connected to the top end of the cross beam (130), a second longitudinal beam (150) is connected to the right side of the first longitudinal beam (140), the connecting structure (2) comprises a first extending plate (210), a first extending plate (210) is connected to the right side of the first longitudinal beam (140), a second extending plate (220) is connected to the left side of the second longitudinal beam (150), a fixing opening (230) is formed in the first extending plate (210), a groove body (240) is formed in the bottom end of the first longitudinal beam (140), a connecting rod (250) is fixedly connected to the top end of the cross beam (130), and a screw (260) is inserted into the fixing opening (230), the top end of the first longitudinal beam (140) is connected with a first spring (310), and the bottom end of the first longitudinal beam (140) is fixedly connected with a second spring (320).

2. The fixing structure for pouring the steel-concrete composite beam as claimed in claim 1, wherein: the top end of the base (110) is fixedly connected with a fixing rod (330), and the inside of the cross beam (130) is solid.

3. The fixing structure for pouring the steel-concrete composite beam as claimed in claim 1, wherein: the area of the first extension plate (210) is the same as that of the second extension plate (220), and fixing openings (230) are formed in the first extension plate (210) and the second extension plate (220) at equal intervals.

4. The fixing structure for pouring the steel-concrete composite beam as claimed in claim 1, wherein: the fixing opening (230) is completely embedded with a screw (260), and the inner wall of the fixing opening (230) is provided with threads.

5. The fixing structure for pouring the steel-concrete composite beam as claimed in claim 1, wherein: the connecting rod (250) is inserted into the groove body (240), and the groove body (240) is splayed.

6. The fixing structure for pouring the steel-concrete composite beam as claimed in claim 1, wherein: connecting rod (250) equidistance is seted up in crossbeam (130) upper end, connecting rod (250) and first extension board (210) do not coincide.

7. The fixing structure for pouring the steel-concrete composite beam as claimed in claim 2, wherein: the top end of the fixed rod (330) is fixedly connected with a plate support (340), and the fixed rod (330) and the plate support (340) are installed inside the cross beam (130).

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