CN110714612A - Cast-in-place floor support system for steel structure buildings - Google Patents

Abstract

The invention discloses a cast-in-place floor slab support system for a steel structure building, comprising: a first steel beam and a second steel beam, the first steel beam and the second steel beam are arranged side by side, and the first steel beam is placed on the A first flange is provided, and a second flange is provided on the second steel beam; a support mechanism, the support mechanism includes a jacking and a fixing clamp, the jacking is arranged on the fixing clamp, and the The first flange and the second flange can be detachably fixed with the fixing fixture; the main keel, the main keel is provided with two or more, and the two ends of the single main keel pass through the The jacks are respectively abutted against the first flange and the second flange. The present invention utilizes the first steel beam and the second steel beam existing in the steel structure building itself, and a jack is detachably fixed on the first flange of the first steel beam, and also on the second flange of the second steel beam. A top bracket is detachably fixed, and the main keel is supported and fixed by the top bracket.

Description

Cast-in-place floor support system for steel structure buildings

technical field

The invention relates to the field of steel structure buildings, in particular to a cast-in-place floor slab support system for steel structure buildings.

Background technique

The floor support system is one of the most important measures in the construction of steel structure buildings. Usually, scaffolding or permanent formwork is used to support the floor formwork on the construction site. construction speed, while permanent formwork is expensive. In order to simplify the formwork process, improve the construction speed and reduce the cost, it is necessary to adopt other formwork methods in combination with the characteristics of steel structure buildings.

SUMMARY OF THE INVENTION

The present invention aims to solve at least one of the technical problems existing in the prior art. To this end, the present invention proposes a cast-in-place floor slab support system for a steel structure building, which can quickly support the slab formwork, is easy to install and disassemble, and has a fast turnover.

In a first aspect, an embodiment of the present invention provides a cast-in-place floor slab support system for a steel structure building, comprising: a first steel beam and a second steel beam, the first steel beam and the second steel beam are arranged side by side , the first steel beam is provided with a first flange, and the second steel beam is provided with a second flange; a support mechanism, the support mechanism includes a jack and a fixing clamp, and the jack is arranged on the On the fixing fixture, the first flange and the second flange are detachably fixed with the fixing fixture; the main keel, the main keel is provided with two or more, and the single Both ends of the main keel are respectively abutted against the first flange and the second flange through the jacking.

The cast-in-place floor slab support system of the steel structure building according to the embodiment of the present invention has at least the following beneficial effects: using the first steel beam and the second steel beam existing in the steel structure building itself, the first flange of the first steel beam can be detachably mounted on the first flange. The top support is fixed, and the top support is also detachably fixed on the second flange of the second steel beam. The support and fixation of the main keel is realized by the top support, so that the floor formwork can be quickly supported, and the installation and disassembly are convenient. Fast turnaround.

According to the cast-in-place floor slab support system for steel structure buildings according to other embodiments of the present invention, the fixing fixture includes a mounting block and a screw, the mounting block is in a "U" shape, and the mounting block is threadedly matched with the screw, so The mounting block is nested on the first flange, and both the mounting block and the screw abut against the first flange.

According to the cast-in-place floor slab support system for a steel structure building according to other embodiments of the present invention, the screw is arranged on a side of the installation block away from the main keel.

According to the cast-in-place floor slab support system for steel structure buildings according to other embodiments of the present invention, the support mechanism further includes a round pipe and a clamp, the round pipe is fixed on the installation block, and the jack is provided with a A screw is inserted into the circular tube, the clip is threadedly matched with the screw, and the clip is abutted against the circular tube.

According to the cast-in-place floor slab support system for steel structure buildings according to other embodiments of the present invention, a U-shaped groove is provided on the top bracket, and the main keel is placed in the U-shaped groove.

According to the cast-in-place floor slab support system of the steel structure building according to other embodiments of the present invention, the length of the main keel is adjustable.

According to the cast-in-place floor support system for steel structure buildings according to other embodiments of the present invention, the main keel includes a square tube and a square steel, one end of the square steel is placed in the square tube, and the square steel is far away from the square tube. One end of the pipe is abutted against the first flange through the jack, and the jack at one end of the square tube away from the square steel abuts against the second flange.

According to the cast-in-place floor support system for steel structure buildings according to other embodiments of the present invention, the square tube is provided with a first through hole, and two or more first through holes are provided along the length direction of the square tube , the square steel is provided with a second through hole, the second through hole is provided with two or more along the length direction of the square steel, the square tube and the square steel pass through the first The bolts of the through hole and the second through hole are locked and fixed.

According to other embodiments of the present invention, the cast-in-place floor support system for a steel structure building further includes a secondary keel, the secondary keel is disposed on the side of the main keel away from the first flange, and the secondary keel is connected to the The main keels are staggered.

According to other embodiments of the present invention, in the cast-in-place floor slab support system for a steel structure building, the steel beam is an I-beam or a channel steel.

Description of drawings

Fig. 1 is the oblique view of the cast-in-place floor support system of the steel structure building of the first embodiment;

Fig. 2 is the front view of the cast-in-place floor slab support system of the steel structure building in Fig. 1;

Fig. 3 is the oblique view of the partial support mechanism of the cast-in-place floor slab support system of the steel structure building in Fig. 1;

FIG. 4 is an oblique view of another part of the support mechanism of the cast-in-place floor slab support system of the steel structure building in FIG. 1 .

Detailed ways

The concept of the present invention and the technical effects produced will be clearly and completely described below with reference to the embodiments, so as to fully understand the purpose, characteristics and effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, other embodiments obtained by those skilled in the art without creative efforts are all within the scope of The scope of protection of the present invention.

In the description of the embodiments of the present invention, if the orientation description is involved, for example, the orientation or positional relationship indicated by "up", "down", "front", "rear", "left", "right", etc. is based on the accompanying drawings The orientation or positional relationship shown is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a reference to the present invention. limits.

In the description of the embodiments of the present invention, if a feature is referred to as "set", "fixed", "connected", "installed" on another feature, it can be directly set, fixed, or connected on another feature, It can also be indirectly disposed, fixed, connected, mounted on another feature. In the description of the embodiments of the present invention, if "several" is involved, it means more than one; if it involves "plurality", it means more than two; ", should be understood as not including this number, if it involves "above", "below", "within", it should be understood as including this number. If it refers to "first" and "second", it should be understood to be used to distinguish technical features, but not to indicate or imply relative importance, or to imply indicate the number of indicated technical features or to imply indicate the indicated The sequence of technical features.

1 to 4, FIG. 1 is an oblique view of the cast-in-place floor support system of the steel structure building according to the first embodiment, FIG. 2 is a front view of the cast-in-place floor support system of the steel structure building in FIG. 1, and FIG. Figure 4 is an oblique view of another part of the support mechanism of the cast-in-place floor support system of the steel structure building in Figure 1 . The cast-in-place floor slab support system for a steel structure building in this embodiment includes a first steel beam 100, a support mechanism 200, a main keel 300, a secondary keel 400 and a second steel beam 500, and the first steel beam 100 and the second steel beam 500 are arranged in parallel , the first steel beam 100 is provided with a first flange 110, the second steel beam 500 is provided with a second flange 510, the main keel 300 is provided with two or more, cooperate with the first steel beam 100 and the second steel beam 500 , to realize the support for the floor formwork, the two ends of the single main keel 300 are respectively provided with a support mechanism 200, and finally the first flange 110 and the second flange 510 are used to realize the support and fixation of the main keel 300, and the secondary keel. The 400 is placed above the main keel 300, and the secondary keel 400 and the main keel 300 are staggered.

In this embodiment, the first steel beam 100 and the second steel beam 500 are both I-beams, and the secondary keel 400 is square wood. I-beams are widely used in steel structure buildings, which is beneficial to the Extensive use of cast-in-place floor support systems for structural buildings.

In other embodiments, channel steel can also be used for the first steel beam 100 and the second steel beam 500 .

The support mechanism 200 includes a fixing fixture, a round tube 230, a jack 240 and a clip 250, wherein the fixing fixture includes a screw 210 and a mounting block 220, and the round tube 230 is fixed on the mounting block 220, and the fixing method can be screwed or welded. For fixing, the jack 240 includes a screw 241 and a support portion 242. The screw 241 and the support portion 242 are integrally provided. The support portion 242 is provided with a U-shaped groove, and the main keel 300 is inserted into the U-shaped groove, so that the main keel 300 To support and limit the position, the clip 250 and the screw 241 are threadedly matched. After the screw 241 is inserted into the telescopic hole 231 of the round tube 230, the clip 250 abuts against the round tube 230. By rotating the clip 250, the jack 240 can be lifted. Extending from the telescopic hole 231, or retracting into the telescopic hole 231, it is convenient to adjust the overall height of the support mechanism 200 to adapt to I-beams of different specifications.

In this embodiment, the jack 240 can also be adjusted so that the jack 240 abuts against the flange on the first steel beam 100 opposite to the first flange 110 , thereby further limiting the position of the main keel 300 .

The mounting block 220 is in the shape of a "U", which has a slot 221 open on one side. The screw 210 is threadedly matched with the mounting block 220, and one end of the screw 210 can extend into the slot 221. The first flange 110 It is embedded in the card slot 221 (taking the support mechanism 200 fixed on the first steel beam 100 as an example), and by tightening the screws 210, one side surface of the first flange 110 can be abutted against the inner wall of the card slot 221, and the first flange The other side of the flange 110 abuts against the screw 210 , thereby detachably fixing the fixing fixture on the first flange 110 .

In this embodiment, the screw 210 is arranged on the lower side of the mounting block 220. Since the mounting block 220 mainly plays a supporting role, the inner wall of the clamping slot 221 can be in large-area contact with the first flange 110, thereby preventing the round tube 230 from shaking. , that is, the jacking bracket 240 can be prevented from shaking, thereby providing stable support to the main keel 300 . In addition, in order to firmly fix the mounting block 220 on the first flange 110, four screws 210 are provided, and the four screws 210 can increase the friction force between the mounting block 220 and the first flange 110, preventing the mounting block 220 moves relative to the first flange 110 .

In order to make the main keel 300 adapt to the distance between the first steel beam 100 and the second steel beam 500, the length of the main keel 300 can be adjusted. In this embodiment, the main keel 300 includes a square tube 310 and a square steel 320. Two square pipes 310 are provided, the square steel 320 is located between the two square pipes 310, and the two ends of the square steel 320 are respectively inserted into the two square pipes 310. Or retracted into the square tube 310, the length of the main keel 300 can be adjusted.

In another embodiment, a square tube 310 and a square steel 320 can also be provided, and the function of adjusting the length of the main keel 300 can also be realized.

In this embodiment, after the length of the main keel 300 is determined, the square steel 320 will not move relative to the square tube 310, the square tube 310 is provided with a first through hole 311, and the first through hole 311 is provided with two or more , the square steel 320 is provided with a second through hole 321, and the second through hole 321 is provided with two or more. The bolts of 321 can fix the square steel 320 relative to the square tube 310, thereby improving the safety performance.

In another embodiment, a square tube 310 and a square steel 320 can also be provided, and the function of adjusting the length of the main keel 300 can also be realized.

The embodiments of the present invention have been described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments. Within the scope of knowledge possessed by those of ordinary skill in the technical field, various modifications can be made without departing from the purpose of the present invention. kind of change. Furthermore, the embodiments of the present invention and features in the embodiments may be combined with each other without conflict.

Claims (10)

1. The utility model provides a cast-in-place floor braced system of steel construction building which characterized in that includes:

the first steel beam and the second steel beam are arranged in parallel, a first flange is arranged on the first steel beam, and a second flange is arranged on the second steel beam;

the supporting mechanism comprises a jacking support and a fixing clamp, the jacking support is arranged on the fixing clamp, and the fixing clamp is detachably fixed on both the first flange and the second flange;

the main joist, the main joist is provided with two and more, single the both ends of main joist are passed through the top hold in the palm respectively with the first edge of a wing the second edge of a wing supports and holds.

2. The cast-in-place floor slab supporting system for the steel structure building as claimed in claim 1, wherein the fixing clamp includes a mounting block and a screw, the mounting block is U-shaped, the mounting block is in threaded fit with the screw, the mounting block is nested on the first flange, and both the mounting block and the screw are abutted against the first flange.

3. The system of claim 2, wherein the screw is disposed on a side of the mounting block remote from the main runner.

4. The steel structure building cast-in-place floor supporting system according to claim 2, wherein the supporting mechanism further comprises a round pipe and a clamping piece, the round pipe is fixed on the mounting block, a screw rod is arranged on the jacking, the screw rod is inserted into the round pipe, the clamping piece is in threaded fit with the screw rod, and the clamping piece abuts against the round pipe.

5. The system as claimed in claim 4, wherein the top support is provided with a U-shaped groove, and the main joist is placed in the U-shaped groove.

6. The steel structural building cast-in-place floor support system of claim 1, wherein the main runners are adjustable in length.

7. The steel structure building cast-in-place floor supporting system according to claim 6, wherein the main keel comprises a square pipe and square steel, one end of the square steel is arranged in the square pipe, one end, far away from the square pipe, of the square steel is abutted against the first flange through the jacking, and one end, far away from the square steel, of the square steel is abutted against the second flange through the jacking.

8. The system of claim 7, wherein the square pipe has two or more first through holes formed therein along a length direction of the square pipe, the square steel has two or more second through holes formed therein along a length direction of the square steel, and the square pipe and the square steel are locked and fixed by bolts passing through the first through holes and the second through holes.

9. The cast-in-place floor slab supporting system for the steel structure building as claimed in any one of claims 1 to 8, further comprising secondary runners, the secondary runners are arranged on one side of the main runners away from the first flange, and the secondary runners are staggered with the main runners.

10. The steel structure building cast-in-place floor support system according to any one of claims 1 to 8, wherein the steel beam is an I-beam or a channel.

Images