Mortise and tenon steel structure for mixed joint surface concrete

Abstract

The utility model relates to the technical field of concrete flatness control construction of a mixed joint surface, in particular to a mortise and tenon steel structure for concrete of the mixed joint surface, which comprises a concrete layer, a steel tower is mounted on the end face of the concrete layer, a tension and compression structure is arranged at the joint of the concrete layer and the steel tower, and the steel tower is provided with a steel wall plate. According to the mortise and tenon steel structure, the tension and compression structure is arranged in the mortise and tenon steel structure used for the mixed joint surface concrete, so that the inner pull rod, the nut and the conical nut penetrate through the side wall of the angle steel in the tension and compression structure to be fixedly connected with the steel wall plate; by means of the design that the outer pull rod, the nut and the conical nut penetrate through the side wall of the base plate and are fixedly connected with the formwork, it can be guaranteed that the steel wall plate can be tightly attached to the formwork, then the situation of slurry leakage is avoided, and the problems that slurry leakage is prone to occurring at the joint of the concrete layer and the steel tower interface, and slab staggering occurs are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of mixed joint surface concrete flatness control construction, in particular to a mortise and tenon steel structure used for mixed joint surface concrete. Background Art

[0002] Compared with traditional concrete structures, this device has the advantages of high bearing capacity, small structural size, good seismic performance, and convenient construction. However, due to the differences in the performance of steel structures and concrete structures, it is difficult to control the flatness of the interface between the concrete layer and the steel tower.

[0003] At present, the method for controlling the flatness of the interface between the concrete layer and the steel tower is usually to control the flatness of the concrete surface by fixing the formwork with a pull rod. However, after pouring, the interface between the concrete layer and the steel tower is prone to leakage and misalignment. To address the above problems, it is necessary to provide a mortise and tenon steel structure for mixed interface concrete. Utility Model Content

[0004] The purpose of the utility model is to provide a mortise and tenon steel structure for mixed joint concrete to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A mortise and tenon steel structure for mixed joint concrete, comprising a concrete layer, a steel tower installed on the end surface of the concrete layer, a tension-compression structure provided at the connection between the concrete layer and the steel tower, the steel tower provided with a steel wall plate, and a template connected to the steel wall plate via the tension-compression structure;

[0007] The tension and compression structure comprises a nut, an outer pull rod, an inner pull rod, a conical nut, a pad, and an angle steel.

[0008] As a preferred solution of the utility model, the tension and compression structure is fixed on the steel wall plate by angle steel, wherein the inner pull rod, nut and conical nut are connected and fixed through the side wall of the angle steel.

[0009] As a preferred solution of the utility model, the tension and compression structure is fixed on the template through a pad, wherein the side wall of the pad is passed through an external pull rod, a nut and a conical nut to connect and fix it.

[0010] As a preferred solution of the utility model, threads are arranged on the side wall of the inner pull rod and correspond to the nut and the tapered nut, wherein the connection mode between the nut and the tapered nut and the threads is threaded connection.

[0011] As a preferred solution of the utility model, an expanded hole is arranged on the side wall of the angle steel and corresponds to the inner pull rod, wherein the inner pull rod and the expanded hole are matched in a clearance fit.

[0012] As a preferred solution of the utility model, threads are arranged on the side wall of the outer pull rod and correspond to the nut and the tapered nut, wherein the connection mode between the nut and the tapered nut and the threads is threaded connection.

[0013] As a preferred solution of the utility model, an expanded hole is arranged on the side wall of the pad and corresponds to the inner pull rod, wherein the inner pull rod and the expanded hole are matched in a clearance fit.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. In the utility model, a tension-compression structure is arranged in the mortise and tenon steel structure used for mixed interface concrete, so that the inner tie rods, nuts and conical nuts are passed through the side walls of the angle steel in the tension-compression structure to connect and fix with the steel wall plate, and the outer tie rods, nuts and conical nuts are passed through the side walls of the pad plate to connect and fix with the template. Therefore, during the use of the mortise and tenon steel structure used for mixed interface concrete, it can be ensured that the steel wall plate and the template can be closely attached to each other, and leakage of slurry will not occur. At the same time, threaded connections are adopted between nuts, outer tie rods, inner tie rods, conical nuts, pads and angle steels, so as to facilitate the disassembly of the device and the recycling of parts, thereby solving the problems of easy leakage of slurry and misalignment at the interface between the concrete layer and the steel tower, and inconvenient disassembly and assembly of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the main structure of the general layout of the utility model;

[0017] Figure 2 It is a schematic diagram of the side elevation structure of the tension and compression structure of the utility model;

[0018] Figure 3 It is a schematic diagram of the planar structure of the tension and compression structure of the utility model.

[0019] In the figure: 1. Concrete layer; 2. Steel tower; 3. Tension-compression structure; 4. Steel wall panel; 5. Formwork; 301. Nut; 302. External tie rod; 303. Internal tie rod; 304. Conical nut; 305. Pad; 306. Angle steel. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0021] To facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings, and several embodiments of the present invention are given. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0022] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may also be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0023] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field of the present invention. The terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used in this article includes any and all combinations of one or more related listed items.

[0024] For example, please refer to Figure 1-3 , the utility model provides a technical solution:

[0025] A mortise and tenon steel structure for mixed joint concrete, comprising a concrete layer 1, a steel tower 2 is installed on the end surface of the concrete layer 1, a tension and compression structure 3 is arranged at the connection between the concrete layer 1 and the steel tower 2, the steel tower 2 is provided with a steel wall plate 4, and a template 5 is connected to the steel wall plate 4 through the tension and compression structure 3;

[0026] In this embodiment, reference Figure 1 , Figure 2 and Figure 3The tension and compression structure 3 includes a nut 301, an outer tie rod 302, an inner tie rod 303, a conical nut 304, a pad 305, and an angle steel 306. Threads are arranged on the side wall of the inner tie rod 303 and corresponding to the nut 301 and the conical nut 304, wherein the connection mode between the nut 301 and the conical nut 304 and the thread is a threaded connection, and an expansion hole is arranged on the side wall of the angle steel 306 and corresponding to the inner tie rod 303, wherein the matching mode between the inner tie rod 303 and the expansion hole is a clearance match, and the tension and compression structure 3 is fixed to the steel wall plate 4 through the angle steel 306, wherein the inner tie rod 303 and the nut are passed through the side wall of the angle steel 306. 301 is connected and fixed with the conical nut 304, and threads are arranged on the side wall of the outer tie rod 302 and corresponding to the nut 301 and the conical nut 304, wherein the connection mode between the nut 301 and the conical nut 304 and the threads is threaded connection, and an expansion hole is arranged on the side wall of the pad 305 and corresponding to the inner tie rod 303, wherein the matching mode between the inner tie rod 303 and the expansion hole is clearance matching, and the tension-compression structure 3 is fixed on the template 5 through the pad 305, wherein the outer tie rod 302 is passed through the side wall of the pad 305, and the nut 301 is connected and fixed with the conical nut 304, thereby ensuring that the steel wall plate 4 and the template 5 can be closely attached;

[0027] The tension and compression structure 3 is fixed to the steel wall plate 4 through the angle steel 306, wherein the inner tie rod 303 is passed through the side wall of the angle steel 306, and the nut 301 is connected and fixed with the conical nut 304. The tension and compression structure 3 is fixed to the template 5 through the pad 305, wherein the outer tie rod 302 is passed through the side wall of the pad 305, and the nut 301 is connected and fixed with the conical nut 304. The side wall of the inner tie rod 303 and the nut 301 and the conical nut 304 are provided with threads correspondingly, wherein the connection method between the nut 301 and the conical nut 304 and the threads is threaded. Connection, an expanded hole is set on the side wall of the angle steel 306 and corresponds to the inner pull rod 303, wherein the inner pull rod 303 and the expanded hole are matched in a clearance fit, and threads are set on the side wall of the outer pull rod 302 and correspond to the nut 301 and the conical nut 304, wherein the connection method between the nut 301 and the conical nut 304 and the threads is a threaded connection, and an expanded hole is set on the side wall of the pad 305 and corresponds to the inner pull rod 303, wherein the inner pull rod 303 and the expanded hole are matched in a clearance fit design, which makes the device more convenient when used.

[0028] The working process of the utility model is as follows: when using the mortise and tenon steel structure for mixed joint concrete, firstly, after the steel tower 2 is assembled and the template 5 is arranged on the steel wall plate 4 of the steel tower 2, threads are arranged on the side wall of the inner tie rod 303 and in correspondence with the nut 301 and the conical nut 304, wherein the connection mode between the nut 301 and the conical nut 304 and the threads is threaded connection, and an expansion hole is arranged on the side wall of the angle steel 306 and in correspondence with the inner tie rod 303, wherein the matching mode between the inner tie rod 303 and the expansion hole is clearance matching, and the tension-compression structure 3 is fixed on the steel wall plate 4 through the angle steel 306, wherein the inner tie rod 303 and the nut 304 are passed through the side wall of the angle steel 306. 01 is connected and fixed with the conical nut 304, and threads are arranged on the side wall of the outer tie rod 302 and corresponding to the nut 301 and the conical nut 304, wherein the connection mode between the nut 301 and the conical nut 304 and the threads is threaded connection, and an expanded hole is arranged on the side wall of the pad 305 and corresponding to the inner tie rod 303, wherein the matching mode between the inner tie rod 303 and the expanded hole is clearance matching, and the tension and compression structure 3 is fixed on the template 5 through the pad 305, wherein the side wall of the pad 305 is passed through the outer tie rod 302, and the nut 301 and the conical nut 304 are connected and fixed, thereby ensuring that the steel wall panel 4 and the template 5 can be closely attached to each other, and thus no leakage of slurry will occur.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A mortise and tenon steel structure for mixed joint concrete, comprising a concrete layer (1), characterized in that: A steel tower (2) is installed on the end surface of the concrete layer (1), a tension-compression structure (3) is provided at the connection between the concrete layer (1) and the steel tower (2), the steel tower (2) is provided with a steel wall plate (4), and a template (5) is connected to the steel wall plate (4) via the tension-compression structure (3); The tension-compression structure (3) comprises a nut (301), an outer pull rod (302), an inner pull rod (303), a conical nut (304), a pad (305), and an angle steel (306).

2. The mortise and tenon steel structure for mixed joint concrete according to claim 1, characterized in that: The tension and compression structure (3) is fixed on the steel wall plate (4) via an angle steel (306), wherein an inner pull rod (303) passes through the side wall of the angle steel (306) and a nut (301) is connected and fixed with a conical nut (304).

3. The mortise and tenon steel structure for mixed joint concrete according to claim 1, characterized in that: The tension and compression structure (3) is fixed on the template (5) via a pad (305), wherein an external pull rod (302) is passed through the side wall of the pad (305), and a nut (301) is connected and fixed with a conical nut (304).

4. The mortise and tenon steel structure for mixed joint concrete according to claim 1, characterized in that: Threads are provided on the side wall of the inner pull rod (303) and correspond to the nut (301) and the conical nut (304), wherein the connection between the nut (301) and the conical nut (304) and the threads is a threaded connection.

5. The mortise and tenon steel structure for mixed joint concrete according to claim 1, characterized in that: An expanded hole is provided on the side wall of the angle steel (306) and corresponds to the inner pull rod (303), wherein the inner pull rod (303) and the expanded hole are matched in a clearance fit.

6. The mortise and tenon steel structure for mixed joint concrete according to claim 1, characterized in that: Threads are provided on the side wall of the outer pull rod (302) and correspond to the nut (301) and the conical nut (304), wherein the connection mode between the nut (301) and the conical nut (304) and the threads is a threaded connection.

7. The mortise and tenon steel structure for mixed joint concrete according to claim 1, characterized in that: An expanded hole is provided on the side wall of the pad (305) and corresponds to the inner pull rod (303), wherein the inner pull rod (303) and the expanded hole are matched in a clearance fit.

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