CN214498482U - Roofing concrete placement's below net rack reinforcement instrument - Google Patents

Abstract

The utility model discloses a lower net rack reinforcing tool for roof concrete pouring, which comprises a clamp and a fixing part, wherein the clamp comprises a first clamp and a second clamp and is arranged on two sides of a net rack rod piece; a groove is formed in the inner side of the clamp, a stiffening plate is fixed in the groove, and the stiffening plate is attached to the net rack rod piece; arc plates are arranged at two ends of the clamp, and one ends of the arc plates are attached to the bolt balls; the fixing pieces are respectively arranged on the outer sides of the first clamp and the second clamp, and the first clamp is correspondingly connected with the fixing pieces on the second clamp. Has the advantages of enhancing the strength of the net rack, being convenient to disassemble and assemble, being firm and saving the cost.

Description

Roofing concrete placement's below net rack reinforcement instrument

Technical Field

The utility model relates to a rack field of setting up, concretely relates to roofing concrete placement's below rack reinforcement instrument.

Background

In recent years, with the industrialization of the production of grid structure members, the convenience of installation and construction and the economy of production cost, grid structures are developed vigorously in China. Particularly, with the use of high-strength light materials, the development of a structure design method and a construction technology and the continuous upgrading and perfection of finite element software, the development of the grid structure in China is powerfully promoted.

With policies and documents on the requirement of the prefabrication rate of a newly-built building being successively issued in various places, precast concrete components are widely applied to the newly-built concrete structure building, and at present, for structural reinforcement in the concrete construction process of a roof of an irregular steel bar truss floor slab, a steel pipe full-space support frame is erected at the lower part of the steel bar truss floor slab for sharing construction load.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: and reinforcing the grid rod piece which is unstable in the concrete pouring process. The utility model provides a roofing concrete placement's below net rack reinforcement instrument of solving above-mentioned problem.

The utility model discloses a following technical scheme realizes:

a lower net rack reinforcing tool for roof concrete pouring, which comprises a clamp and a fixing piece,

the clamps comprise a first clamp and a second clamp and are arranged on two sides of the net rack rod piece; a groove is formed in the inner side of the clamp, a stiffening plate is fixed in the groove, and the stiffening plate is attached to the net rack rod piece; arc plates are arranged at two ends of the clamp, and one ends of the arc plates are attached to the bolt balls;

the fixing pieces are respectively arranged on the outer sides of the first clamp and the second clamp, and the first clamp is correspondingly connected with the fixing pieces on the second clamp.

In this scheme: the utility model provides a centre gripping reinforcement instrument on rack, spatial grid structure includes rack rod piece and the bolt ball that sets up at rack rod piece both ends. The utility model discloses a BIM technique carries out the analysis to the atress condition of roofing concrete placement in-process, consolidates the processing to the rack member that the concrete placement in-process took place the unstability. When the net rack rod piece needing to be reinforced is determined, the clamps are placed on two sides of the net rack rod piece, the arc plates on two sides of the clamps are attached to the bolt balls, the bolt balls are clamped and supported, and the stiffening plates in the clamps are attached to the net rack rod piece. And aligning the fixing piece on the first clamp to the corresponding fixing piece on the second clamp, and connecting and fixing the fixing pieces in a bolt, a buckle and other modes. And after the reinforcement is finished, laying, binding and pouring concrete on the roof steel bar truss floor bearing plate. The reinforcing tool can be removed after the concrete is poured and formed, and the reinforcing tool can be used for other construction later. Through using this kind of structure, avoided setting up the process of traditional support frame under roofing steel bar truss building carrier plate, the efficiency of construction promotes obviously, and the cost is lower, and this formwork mode economic benefits is obvious.

Preferably, a connecting plate is fixed between the two ends of the clamp and the arc plate.

In the scheme: because the shapes of the connecting ends of the clamp and the arc plate are possibly different, the connecting ends cannot be completely connected during connection, in order to ensure that the strength of the connecting part of the clamp and the arc plate is enough, the connecting plates are arranged between the two ends of the clamp and the arc plate, and the two surfaces of the connecting plates are respectively connected with the clamp and the arc plate.

Preferably, the connecting plate is provided with a semicircular gap, and the gap is attached to the net rack rod piece.

In the scheme: open out semi-circular breach on the connecting plate, the breach laminating in rack rod piece, through this kind of mode, can promote anchor clamps to the centre gripping intensity of rack rod piece, reinforcing anchor clamps are to the reinforcement performance of rack rod piece.

Preferably, the fixture is welded to the connecting plate, the stiffening plate is welded to the fixture, and the arc plate is welded to the connecting plate.

In the scheme: the strength of the connection portion is secured by welding.

Preferably, the stiffening plates are uniformly distributed inside the fixture.

In the scheme: through evenly distributed stiffening plate for on can even dispersion to anchor clamps of reinforcing in-process stress, avoid stress concentration, influence protection effect.

Preferably, the clamp is two groups of steel channels with opposite limb tips.

In the scheme: the channel-section steel is the common operation material of job site, and intensity is great, and from the recess of taking enough holding rack member, facilitates the use.

Preferably, the fixing part is an angle steel welded on two sides of the clamp, and the angle steel correspondingly arranged on the first clamp and the second clamp is fastened through a bolt.

In the scheme: the angle steel is the common operation material of job site, and the intensity of self has the guarantee, corresponds the position with second anchor clamps both sides on first anchor clamps and carries out welded fastening, and the angle steel one side laminating of corresponding position opens the bolt hole that has the intercommunication, through the bolt-up, ensures anchor clamps to the centre gripping effect of rack member, easy dismounting simultaneously, easily operation.

Preferably, a groove is polished at one end of the arc plate connected with the bolt ball and is attached to the bolt ball.

In the scheme: the arc plate is connected with the bolt ball more tightly through the groove, and the clamping and supporting effect of the arc plate on the bolt ball is improved.

The utility model discloses have following advantage and beneficial effect:

1. the process of building a traditional support frame under the roof steel bar truss floor support plate is avoided, the construction efficiency is improved, and the construction expenditure is reduced;

2. the grid member bar which is unstable is reinforced, so that the strength of the grid member bar is increased, and the fracture and accidents in the construction project are avoided;

3. the time of high-altitude operation is reduced, and the safety is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

FIG. 1 is an overall configuration diagram of a tool according to embodiment 1 of the present invention;

fig. 2 is a cross-sectional view of the reinforcement of the net rack rod member according to embodiment 1 of the present invention;

fig. 3 is a sectional view of a fixing member fixing jig according to embodiment 1 of the present invention.

Reference numbers and corresponding part names in the drawings:

1-clamp, 2-connecting plate, 3-arc plate, 4-fixing piece, 5-stiffening plate, 6-net rack rod piece and 7-bolt ball.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.

Example 1

A lower net rack reinforcing tool for roof concrete pouring comprises a clamp 1 and a fixing piece 4,

the fixture 1 comprises a first fixture and a second fixture, wherein the first fixture and the second fixture are two groups of channel steel with opposite limbs and tips and are arranged on two sides of the net rack rod piece 6; uniformly distributed stiffening plates 5 are welded in the groove of the channel steel, and the stiffening plates 5 are attached to the net rack rod piece 6; the connecting plate 2 and the arc plate 3 are welded on two sides of the clamp 1 in sequence, and one end of the arc plate 3 is attached to the bolt ball 7;

the fixing piece 4 is an angle steel welded on two sides of the clamp 1 and is respectively arranged on the outer sides of the first clamp and the second clamp, and the first clamp is connected and fastened with the angle steel on the second clamp through a bolt.

Before the concrete pouring operation, the stress condition of the roof concrete pouring process is analyzed through the BIM technology, and the grid rod piece 6 which is unstable in the concrete pouring process is reinforced. When the net rack rod piece 6 needing to be reinforced is determined, the clamp 1 is placed on two sides of the net rack rod piece 6, the arc plates 3 on two sides of the clamp 1 are attached to the bolt balls 7, the bolt balls 7 are clamped and supported, and the stiffening plates 5 in the clamp 1 are attached to the net rack rod piece 6. And aligning the angle steel on the first clamp to the corresponding angle steel on the second clamp, connecting and fixing the two groups of angle steel through bolts, and further fixing the clamp 1.

And after the reinforcement is finished, laying, binding and pouring concrete on the roof steel bar truss floor bearing plate. Because the pouring points do not cover the reinforced net rack, the reinforcing tool can be detached after the concrete is poured and formed, and the reinforcing tool can be used for other construction later.

Through using this kind of structure, avoided setting up the process of traditional support frame under roofing steel bar truss building carrier plate, the efficiency of construction promotes obviously, and the cost is lower, and this formwork mode economic benefits is obvious, has also reduced the quantity of the high altitude construction that faces when setting up the support frame, has increased the security.

Example 2

On the basis of embodiment 1, open on connecting plate 2 and have the semicircular gap, the breach laminating is in rack member 6 to the groove of polishing to the one end that circular arc board 3 and bolt ball 7 are connected, laminate with bolt ball 7.

The clamping of the reinforcing tool to the net rack is enhanced in the mode, and the capability of bearing the stress of the net rack of the reinforcing tool is improved.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (8)

1. A lower net rack reinforcing tool for roof concrete pouring is characterized by comprising a clamp (1) and a fixing piece (4),

the clamp (1) comprises a first clamp and a second clamp, and the first clamp and the second clamp are respectively arranged on two sides of the net rack rod piece (6); a groove is formed in the inner side of the clamp (1), a stiffening plate (5) is fixed in the groove, and the stiffening plate (5) is attached to the net rack rod piece (6); the two ends of the clamp (1) are provided with arc plates (3), and one ends of the arc plates (3) are attached to the bolt balls (7);

the fixing pieces (4) are respectively arranged on the outer sides of the first clamp and the second clamp, and the first clamp is correspondingly connected with the fixing pieces (4) on the second clamp.

2. The lower grid reinforcement tool for roof concrete pouring according to claim 1, characterized in that connecting plates (2) are fixed between the two ends of the clamp (1) and the circular arc plates (3).

3. The lower grid reinforcement tool for roofing concrete casting according to claim 2, characterized in that the connection plate (2) is provided with semicircular notches, which fit over the grid bars (6).

4. The roofing concrete poured lower grid reinforcement tool according to claim 3, characterized in that the clamp (1) and the connecting plate (2) are welded, the stiffening plate (5) and the clamp (1) are welded, and the circular arc plate (3) and the connecting plate (2) are welded.

5. An underlying grid strengthening tool for roofing concrete casting according to claim 1, characterized in that the stiffening plates (5) are evenly distributed inside the clamp (1).

6. An undersetting tool for roofing concrete casting according to claim 1, wherein the clamps (1) are two sets of channels with opposite limbs.

7. The lower net rack reinforcing tool for roof concrete pouring according to claim 1, wherein the fixing pieces (4) are angle steels welded on two sides of the clamp (1), and the angle steels correspondingly arranged on the first clamp and the second clamp are fastened through bolts.

8. The roofing concrete poured lower grid reinforcement tool according to claim 1, characterized in that the end of the circular arc plate (3) connected with the bolt ball (7) is ground with a bevel to be attached with the bolt ball (7).

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