CN114961114A - Steel bar installation device with adjustable spacing and construction method thereof - Google Patents

Abstract

The invention discloses a steel bar installation device with adjustable spacing and a construction method thereof, wherein the device comprises: the opposite-pulling screw rod penetrates through the steel bar structure and is pulled and connected between the two formworks on the two opposite sides of the steel bar structure, and a gap is formed between the steel bar structure and the formworks; the two screwing pieces are screwed on the counter-pulling screw respectively and are arranged in gaps on two opposite sides of the steel bar structure respectively; and the supporting and jacking pieces can wind the counter-pulling screw rods and are rotatably arranged on the screwing pieces, two limiting through grooves are respectively formed in the opposite sides of the supporting and jacking pieces, and the reinforcing steel bars on the two opposite sides of the reinforcing steel bar structure are respectively embedded in the two limiting through grooves of the supporting and jacking pieces so as to prevent the distance between the reinforcing steel bar structure and the two templates from changing. The invention solves the problem that the space between the protection layers of the existing vertical steel bars is mainly controlled by the cushion block, but the cushion block is easy to damage.

Description

Rebar installation device with adjustable spacing and construction method thereof

technical field

The invention relates to the technical field of building construction, in particular to a steel bar installation device with adjustable spacing and a construction method thereof.

Background technique

With the continuous development of building construction technology, reinforced concrete is a conventional construction technology. Conventional steel bar binding, especially the steel bar with a diameter of more than 20mm, is extremely difficult to adjust the distance between the protective layer of the vertical steel bar. Reinforcing bars and pads are also easily damaged.

The information disclosed in this Background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.

SUMMARY OF THE INVENTION

In order to overcome the defects existing in the prior art, a steel bar installation device with adjustable spacing and a construction method thereof are provided, so as to solve the problem that the spacing of the existing vertical steel bar protection layer is not easy to adjust, mainly controlled by cushion blocks, but the cushion blocks are easily damaged. The problem.

In order to achieve the above purpose, an installation device for reinforcing bars with adjustable spacing is provided, including:

The pair of tensioning screws is passed through the steel bar structure and tied between two templates on opposite sides of the steel bar structure, and a gap is formed between the steel bar structure and the template;

two screwing parts, the two screwing parts are respectively screwed to the pair of tension screws, and the two screwing parts are respectively arranged in the gaps on the opposite sides of the reinforcing bar structure; and

Two top pieces, the top pieces can be rotatably installed on the screw fittings around the pair of pulling screws, the opposite sides of the two top pieces are respectively provided with limited through grooves, and the opposite sides of the steel bar structure are The side reinforcing bars are respectively embedded in the limiting through grooves of the two top support members to prevent the distance between the reinforcing bar structure and the two formwork from changing.

Further, the threaded member is provided with a threaded through hole, and the threaded through hole is screwed with the pair of pulling screws.

Further, an annular chute is provided at one end of the screwing piece facing the steel bar structure, the top support piece is connected with a rotating piece, and the rotating piece is slidably arranged in the annular chute.

Further, the annular chute is circular and coaxial with the threaded through hole.

Further, the rotating member is a sleeve, one end of the sleeve is rotatably embedded in the annular chute around its own axis, and the other end of the sleeve extends to the outside of the annular chute and The top support is connected.

Further, the top support member includes two pressure plates, the two pressure plates are respectively connected to opposite sides of the other end of the sleeve, the pressure plates are provided with a gap, and the gaps of the two pressure plates are connected to form the limit. through slot.

The present invention provides a construction method of a reinforcing bar installation device with adjustable spacing, comprising the following steps:

After tying the steel bar structure, respectively install templates on opposite sides of the steel bar structure, so that a gap is formed between the steel bar structure and the template;

Install tensioning screws on the formwork on both sides of the reinforced structure;

Rotate the two screw members to adjust the position of the screw members, so that the screw members are arranged in the gaps on both sides of the steel bar structure, and the steel bars on the opposite sides of the steel bar structure are embedded in the two sides respectively. in the limiting through groove of the top support to prevent the distance between the reinforced structure and the two templates from changing.

The beneficial effect of the present invention lies in that the adjustable-spacing reinforcing bar installation device of the present invention uses the pair of pull rods installed on the template as the main structure, and the screw parts and the top support are installed on the pair of pull rods, and are installed through the steel bar structure. The support members on opposite sides lock the reinforced structure to ensure that the thickness of the vertical protective layer on both sides of the reinforced structure remains unchanged, which meets the design requirements. The adjustable-spacing reinforcing bar installation device of the present invention is suitable for reinforced concrete structures with different protective layer thickness requirements, and the distance between the screwed part and the template can be adjusted, thereby adapting to different protective layer thicknesses.

Description of drawings

Other features, objects and advantages of the present application will become more apparent by reading the detailed description of non-limiting embodiments made with reference to the following drawings:

FIG. 1 is a schematic structural diagram of a reinforcing bar installation device with adjustable spacing according to an embodiment of the present invention.

FIG. 2 is a front view of the support member according to the embodiment of the present invention.

FIG. 3 is a cross-sectional view at A-A in FIG. 2 .

FIG. 4 is a schematic structural diagram of a pair of pull screws according to an embodiment of the present invention.

Detailed ways

The present application will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the related invention, but not to limit the invention. In addition, it should be noted that, for the convenience of description, only the parts related to the invention are shown in the drawings.

It should be noted that the embodiments in the present application and the features of the embodiments may be combined with each other in the case of no conflict. The present application will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

Referring to FIG. 1 to FIG. 4 , the present invention provides an installation device for reinforcing bars with adjustable spacing, including: a pair of pull rods 1 , two screw parts 2 and two top parts 3 .

The pull screw 1 is penetrated through the reinforcement structure 5 . The tensioning screws 1 are tied between the two templates 4 on opposite sides of the reinforced structure 5 . A gap B is formed between the reinforcement structure 5 and the formwork 4 .

The two screwing parts 2 are screwed to the two ends of the pair of pulling screws 1 respectively. The two screw elements 2 are respectively arranged in the gaps B on opposite sides of the steel bar structure 5 .

Each top support member 3 is rotatably mounted on a screw member 2 around the pull screw 1 . Position-limiting through grooves 30 are respectively defined on opposite sides of the two top members 3 . The reinforcing bars on opposite sides of the reinforcing bar structure 5 are respectively embedded in the limiting through grooves 30 of the two top members 3 to prevent the distance between the reinforcing bar structure 5 and the two formwork plates 4 from changing.

Referring to Fig. 1, during the construction of the reinforced structure, after the tensioning screw is installed between the two templates, the position of the screwing part on the tensioning screw is adjusted by rotating the screwing part, so that the screwing part is arranged in the gap. . Then, the top support member is rotated around the pair of pull screws, so that the limiting through grooves of the top support member are aligned with the reinforcing bars on both sides of the reinforcing bar structure. After the limiting through grooves are aligned with the reinforcing bars of the reinforced structure, the screw joint is rotated so that the reinforcing bars of the reinforced structure are embedded in the limiting through grooves of the top support. Since there are support members on opposite sides of the reinforcement structure to support the reinforcement from the opposite sides of the reinforcement structure to lock the reinforcement structure, so as to ensure that the gap is not deformed, the distance from the two sides of the reinforcement structure to the formwork remains unchanged, then After the concrete is poured, the thickness of the vertical protective layer on both sides of the reinforced structure can also remain unchanged.

The adjustable-spacing reinforcing bar installation device of the present invention uses the anti-tensioning screw installed on the formwork as the main structure, and the screwing parts and the top support are installed on the anti-tensioning screw, and the top support members on opposite sides of the steel structure are installed. The reinforcement structure is locked to ensure that the thickness of the vertical protective layer on both sides of the reinforcement structure remains unchanged and meets the design requirements. The adjustable-spacing reinforcing bar installation device of the present invention is suitable for reinforced concrete structures with different protective layer thickness requirements, and the distance between the screwed part and the template can be adjusted, thereby adapting to different protective layer thicknesses.

In this embodiment, the screwing member 2 is provided with a threaded through hole. The threaded through hole is screwed to the pull screw 1 .

As a preferred embodiment, an annular chute is provided on one end of the screw element 2 facing the steel bar structure 5 . The top support member 3 is connected with a rotary member 32 . The rotating member 32 is slidably arranged in the annular chute.

In this embodiment, the annular chute is circular and is disposed on the end face of the end face of the screw element facing the steel bar structure. The annular chute is arranged coaxially with the threaded through hole.

Referring to FIG. 3 , in this embodiment, the rotating member 32 is a sleeve. The size of the casing nozzle is adapted to the size of the annular chute. One end of the sleeve is rotatably embedded in the annular chute around its axis, and the other end of the sleeve extends to the outside of the annular chute and is connected with a top support 3 .

Continue to refer to FIG. 2 and FIG. 3 , the top support 3 includes two pressing plates 31 arranged oppositely. The two pressing plates 31 are respectively connected to opposite sides of the other end of the sleeve. The pressing plate 31 is provided with a notch 310 . The notches 310 of the two pressing plates 31 communicate with each other to form a limiting through groove 30 .

The present invention provides a construction method of a reinforcing bar installation device with adjustable spacing, comprising the following steps:

S1: After binding the reinforcement structure 5, install the template 4 on the opposite sides of the reinforcement structure 5 respectively, so that a gap B is formed between the reinforcement structure 5 and the template 4.

S2: Install the tension screws 1 on the formwork 4 on both sides of the reinforcement structure 5.

S3: Rotate the two screw members 2 to adjust the position of the screw members 2, so that the screw members 2 are arranged in the gap B on both sides of the reinforcement structure 5, and the reinforcement bars on the opposite sides of the reinforcement structure 5 are respectively embedded in the two The limit through groove 30 of the top support 3 prevents the distance between the steel structure 5 and the two templates 4 from changing.

The installation device for steel bars with adjustable spacing of the present invention is applied to the binding of steel bars in the process of engineering construction. It is used in the case where the steel bars of the tall formwork are bound and the positioning of the steel bars is not easy to control, or the diameter of the steel bars is too large and it is difficult to adjust, especially when the installation formwork is a tension reinforcement method, and the thickness of the steel bar protection layer is not easy to control and adjust. The steel bar installation device with adjustable spacing of the present invention can better solve the problem of adjusting the steel bar spacing and can be adjusted at any time.

The adjustable-spacing steel bar installation device of the present invention is convenient to operate and fast to install; reduces material usage; reduces labor time and cost; can be adjusted at any time; has high rigidity and is not limited by space.

The above description is only a preferred embodiment of the present application and an illustration of the applied technical principles. Those skilled in the art should understand that the scope of the invention involved in this application is not limited to the technical solution formed by the specific combination of the above-mentioned technical features, and should also cover the above-mentioned technical features without departing from the inventive concept. Other technical solutions formed by any combination of its equivalent features. For example, a technical solution is formed by replacing the above-mentioned features with the technical features disclosed in this application (but not limited to) with similar functions.

Claims (7)

1. The utility model provides a reinforcing bar installation device of adjustable interval which characterized in that includes:

the opposite-pulling screw rod penetrates through the steel bar structure and is pulled and connected between the two formworks on the two opposite sides of the steel bar structure, and a gap is formed between the steel bar structure and the formworks;

the two screwing pieces are screwed on the counter-pulling screw respectively and are arranged in gaps on two opposite sides of the steel bar structure respectively; and

the supporting and jacking pieces can be rotatably arranged on the screwing piece around the opposite-pulling screw rods, limiting through grooves are formed in the opposite sides of the supporting and jacking pieces respectively, and reinforcing steel bars on the two opposite sides of the reinforcing steel bar structure are embedded in the limiting through grooves of the supporting and jacking pieces respectively so as to prevent the distance between the reinforcing steel bar structure and the two templates from changing.

2. The adjustable-pitch reinforcing bar installation device according to claim 1, wherein the screw member is provided with a threaded through hole, and the threaded through hole is screwed with the split screw.

3. The adjustable-pitch reinforcing steel bar installation device according to claim 2, wherein one end of the screwing piece facing the reinforcing steel bar structure is provided with an annular sliding groove, the supporting and ejecting piece is connected with a rotating piece, and the rotating piece is slidably arranged in the annular sliding groove.

4. A device for installing adjustable-pitch rebars according to claim 3, wherein said annular runner is circular and is disposed coaxially with said threaded through-hole.

5. The adjustable-pitch reinforcing steel bar mounting device according to claim 4, wherein the rotating member is a sleeve, one end of the sleeve is rotatably embedded in the annular sliding groove around an axis thereof, and the other end of the sleeve extends to the outside of the annular sliding groove and is connected with the supporting member.

6. The adjustable-pitch rebar installation device according to claim 5, wherein the supporting and jacking piece comprises two pressing plates, the two pressing plates are respectively connected to two opposite sides of the other end of the sleeve, notches are formed in the pressing plates, and the notches of the two pressing plates are communicated to form the limiting through groove.

7. A construction method of an adjustable-pitch reinforcing bar installation device according to any one of claims 1 to 6, comprising the steps of:

after binding the steel bar structure, respectively installing templates on two opposite sides of the steel bar structure, so that a gap is formed between the steel bar structure and the templates;

installing split screws on the formworks on two sides of the steel bar structure;

rotate two closure in order to adjust the position of closure makes the closure set up in the clearance of steel bar structure's both sides, just the reinforcing bar of steel bar structure's relative both sides inlays respectively to locate in the spacing logical groove of two top elements to prevent steel bar structure and two distance between the template changes.

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