Steel structure purline stable in connection

Abstract

The utility model discloses a steel structure purline stable in connection, which comprises a first purline and a second purline connected to the top of the first purline, the first purline and the second purline are both arranged to be C-shaped structures, and a connecting piece of an L-shaped structure is installed at the connecting position of the top of the first purline and the side edge of the second purline. The connecting piece is connected with the first purline and the second purline correspondingly through the two folded edges of the fastening piece and the fastening piece, a reinforcing piece is arranged in a C-shaped groove of the first purline and located below the second purline, and a second inclined supporting piece is arranged on the side, opposite to the reinforcing piece, of the first purline. The upper end and the lower end of the second inclined supporting piece are connected with the second purline and the first purline through fasteners, and the first inclined supporting piece is arranged on the side, away from the first purline, of the reinforcing piece. By means of the structure, the stability of connection between the first purline and the second purline is improved, the whole purline system shows higher integrity and deformation resistance when bearing complex loads, and the safety and stability of the steel structure purline are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of building steel structure, especially relates to a steel structure purlin with stable connection. BACKGROUND

[0002] In modern buildings, steel structure is widely used due to its high strength, light weight, easy construction and other advantages. As an important part of the steel structure roof and wall system, the stability and carrying capacity of purlin directly affect the safety and durability of the entire structure.

[0003] In the prior art, through retrieval, it is found that Chinese patent discloses "a steel structure purlin with stable connection", the application number is "201920303768.4", the above-mentioned patent mainly includes main purlin and secondary purlin, the main purlin and the secondary purlin are both C-shaped steel, and the main purlin penetrates the side surface of the secondary purlin, the connecting part of the main purlin and the secondary purlin is provided with a fixed plate, the fixed plate is fixedly connected with the main purlin and the secondary purlin through fixing bolts, the side surface of the main purlin is provided with a first bolt hole, and the upper and lower sides of the main purlin are provided with first clamping holes. The above-mentioned utility model can be clamped through the first clamping hole and the second clamping hole of the secondary purlin, can increase the stability of the steel structure purlin, the clamping block of the fixed plate can prevent the first clamping hole and the second clamping hole from separating, and the stability of the steel structure purlin can be further increased. However, the through hole is arranged in the secondary purlin to connect with the main purlin, which increases the additional processing procedure of the secondary purlin, and the through hole arranged in the secondary purlin destroys the original complete structure of the secondary purlin, reduces the carrying capacity and bending strength thereof. When subjected to external force, the secondary purlin is more likely to deform or be damaged, thereby affecting the stability and safety of the entire steel structure system. Therefore, the utility model provides a steel structure purlin with stable connection to solve the problems in the above-mentioned background technology. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a steel structure purlin with stable connection, which is provided with reinforcing members, first inclined struts, second inclined struts and supporting members, etc., so as to increase the stability of the connection between the first purlin and the second purlin, make the entire purlin system show higher integrity and anti-deformation capacity when bearing complex load, and improve the safety and stability of the steel structure purlin.

[0005] In order to achieve the above object, a kind of steel structure purlin of stable connection is provided, including first purlin and second purlin connected to the top of first purlin, the first purlin and second purlin are all set to C-shaped structure, the connecting part of L-shaped structure is installed at the connecting place of the top of first purlin and the side of second purlin, the two folding edges of fastener are connected with corresponding first purlin and second purlin respectively by fastener, the inside of first purlin C-shaped groove and below second purlin are equipped with reinforcing member, the side opposite to first purlin of reinforcing member is equipped with second diagonal brace, the upper and lower ends of second diagonal brace are connected with second purlin and first purlin by fastener, the side away from first purlin of reinforcing member is equipped with first diagonal brace, the upper and lower ends of first diagonal brace are connected with second purlin and reinforcing member by fastener, and the reinforcing member is connected with first purlin by fastener on second diagonal brace.

[0006] According to the steel structure purlin of stable connection, the bottom end of second diagonal brace and first purlin are equipped with mounting part, the mounting part is also connected with first purlin by fastener on second diagonal brace, and the top of mounting part is fixedly connected with support part that is attached to the bottom of second purlin.

[0007] According to the steel structure purlin of stable connection, the fastener is set to fastening bolt.

[0008] According to the steel structure purlin of stable connection, the connecting part is integrally formed.

[0009] According to the steel structure purlin of stable connection, the mounting part and support part are integrally formed.

[0010] According to the steel structure purlin of stable connection, the connecting part, reinforcing member, first diagonal brace, second diagonal brace, support part and mounting part are made of alloy steel material, and the surfaces of first purlin, second purlin, connecting part, fastener, reinforcing member, first diagonal brace, second diagonal brace, support part and mounting part are all provided with anticorrosive paint.

[0011] The utility model has the following beneficial effects:

[0012] Compared with the prior art, the steel structure purlin of stable connection increases the stability of the connection between first purlin and second purlin by setting reinforcing member, first diagonal brace, second diagonal brace and support part, makes the whole purlin system show higher integrity and anti-deformation ability when bearing complex load, and improves the safety and stability of steel structure purlin.

[0013] Additional aspects and advantages of the utility model will be partially given in the following description, some will become obvious from the following description, or be understood through the practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0014] The utility model is further explained below in combination with the drawings and examples.

[0015] Figure 1 It is the first perspective three-dimensional structure schematic diagram of the steel structure purlin with stable connection of the utility model;

[0016] Figure 2 It is the second perspective three-dimensional structure schematic diagram of the steel structure purlin with stable connection of the utility model;

[0017] Figure 3 It is the third perspective three-dimensional structure schematic diagram of the steel structure purlin with stable connection of the utility model;

[0018] Figure 4 It is the fourth perspective three-dimensional structure schematic diagram of the steel structure purlin with stable connection of the utility model.

[0019] Legend:

[0020] 1, first purlin;2, second purlin;3, connecting piece;4, fastener;5, reinforcing member;6, first inclined brace;7, second inclined brace;8, support;9, mounting piece. DETAILED DESCRIPTION

[0021] This part will describe the specific embodiments of the utility model in detail, and the preferred embodiments of the utility model are shown in the drawings, and the drawings are used to supplement the description of the text part, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.

[0022] Reference Figures 1-4 , the utility model discloses a kind of steel structure purlin with stable connection, it includes first purlin 1 and second purlin 2 connected to the top of first purlin 1, first purlin 1 and second purlin 2 are all set as C-shaped structure, L-shaped structure connecting piece 3 is installed at the connecting place of the top of first purlin 1 and the side of second purlin 2, the two folding edges of connecting piece 3 are connected with corresponding first purlin 1 and second purlin 2 respectively by fastener 4, reinforcing member 5 is arranged in the inside of first purlin 1 C-shaped groove and below second purlin 2, the side opposite to reinforcing member 5 of first purlin 1 is equipped with second inclined brace 7, the upper and lower ends of second inclined brace 7 are connected with second purlin 2 and first purlin 1 by fastener 4, the side away from first purlin 1 of reinforcing member 5 is equipped with first inclined brace 6, the upper and lower ends of first inclined brace 6 are connected with second purlin 2 and reinforcing member 5 by fastener 4, and reinforcing member 5 is connected with first purlin 1 by fastener 4 on second inclined brace 7.

[0023] When the second purline 2 is connected with the first purline 1, the connection is firstly ensured by the connecting piece 3. The reinforcing piece 5 is arranged at the stress position of the first purline 1, and the reinforcing piece 5 plays a supporting role, thereby improving the bearing capacity of the first purline 1, effectively reducing the deformation caused by the load of the second purline 2, and providing good stability. When the bottom end of the second inclined bracing piece 7 is connected with the first purline 1, the reinforcing piece 5 is connected together, and the top of the second inclined bracing piece 7 is connected with the bottom of the second purline 2. The first inclined bracing piece 6 is installed between the reinforcing piece 5 and the second purline 2, thereby forming an effective inclined bracing structure under the action of the first inclined bracing piece 6 and the second inclined bracing piece 7, further supporting the second purline 2 while increasing the stability of the connection between the first purline 1 and the second purline 2, so that the entire purline system exhibits higher integrity and anti-deformation capacity when bearing complex load, and the safety and stability of the steel structure purline are improved.

[0024] The mounting piece 9 is arranged between the bottom end of the second inclined bracing piece 7 and the first purline 1, and the mounting piece 9 is also connected with the first purline 1 through the fastener 4 on the second inclined bracing piece 7, and the top of the mounting piece 9 is fixedly connected with the supporting piece 8 which is attached to the bottom of the second purline 2.

[0025] When the second inclined bracing piece 7 is installed on the first purline 1 using the fastener 4, the mounting piece 9 can be connected together, and at the same time, the supporting piece 8 is connected with the second purline 2 through the second inclined bracing piece 7, so that the connection operation is more convenient. By additionally arranging the supporting piece 8 at the connection position of the first purline 1 and the second purline 2, additional support and stability can be provided, and a complete support system is formed.

[0026] The fastener 4 is a fastening bolt, and all the fasteners 4 are high-strength fastening bolts, so as to ensure the firmness and safety of the connection. The connecting piece 3 is integrally formed, and the mounting piece 9 and the supporting piece 8 are integrally formed, so as to ensure the structural strength and stability of the connecting piece 3 and the mounting piece 9.

[0027] The connecting piece 3, the reinforcing piece 5, the first inclined bracing piece 6, the second inclined bracing piece 7, the supporting piece 8 and the mounting piece 9 are all made of alloy steel material, high-strength alloy steel material, which has excellent tensile and shear properties, and ensures stability under extreme conditions. The surfaces of the first purline 1, the second purline 2, the connecting piece 3, the fastener 4, the reinforcing piece 5, the first inclined bracing piece 6, the second inclined bracing piece 7, the supporting piece 8 and the mounting piece 9 are all provided with anticorrosive paint, and the purline and the connecting member can be treated by hot-dip galvanizing or high-performance anticorrosive paint, so as to enhance the corrosion resistance of the connection position and prolong the service life.

[0028] Working principle: when the second purlin 2 is connected with the first purlin 1, firstly, the firm combination between the two is ensured through the connecting piece 3. The reinforcing piece 5 is arranged at the stress position of the first purlin 1, and the reinforcing piece 5 plays a supporting role, thereby the load-carrying capacity of the first purlin 1 can be improved, the deformation caused by the load of the second purlin 2 is effectively reduced, and good stability is provided. When the bottom end of the second inclined bracing piece 7 is connected with the first purlin 1, the reinforcing piece 5 is connected together, and the top of the second inclined bracing piece 7 is connected with the bottom of the second purlin 2. The first inclined bracing piece 6 is installed between the reinforcing piece 5 and the second purlin 2, thereby under the action of the first inclined bracing piece 6 and the second inclined bracing piece 7, an effective inclined bracing structure is formed, further the second purlin 2 can be supported, and the stability of the connection between the first purlin 1 and the second purlin 2 is increased, so that the whole purlin system shows higher integrity and anti-deformation capacity when bearing complex load, and the safety and stability of the steel structure purlin are improved.

[0029] The embodiments of the utility model are described in detail above in combination with the drawings, but the utility model is not limited to the above-mentioned embodiments, and various changes can be made within the knowledge range possessed by the ordinary skilled in the art without departing from the purpose of the utility model.

Claims

1. A steel structure purlin with stable connection, characterized in that: The invention comprises a first purlin (1) and a second purlin (2) connected to the top of the first purlin (1), wherein the first purlin (1) and the second purlin (2) are both configured as C-shaped structures, and an L-shaped connecting member (3) is installed at the connection between the top of the first purlin (1) and the side of the second purlin (2), and the connecting member (3) is respectively connected to the corresponding first purlin (1) and the second purlin (2) through the two folded edges of the fastener (4), and a reinforcing member (5) is provided inside the C-shaped groove of the first purlin (1) and below the second purlin (2). A second diagonal bracing member (7) is provided on a side of the first purlin (1) opposite to the reinforcement member (5), and the upper and lower ends of the second diagonal bracing member (7) are connected to the second purlin (2) and the first purlin (1) through fasteners (4). A first diagonal bracing member (6) is provided on a side of the reinforcement member (5) away from the first purlin (1), and the upper and lower ends of the first diagonal bracing member (6) are connected to the second purlin (2) and the reinforcement member (5) through fasteners (4), and the reinforcement member (5) is connected to the first purlin (1) through the fasteners (4) on the second diagonal bracing member (7).

2. The steel structure purlin with stable connection according to claim 1, characterized in that: A mounting member (9) is provided between the bottom end of the second diagonal bracing member (7) and the first purlin (1), and the mounting member (9) is also connected to the first purlin (1) through a fastener (4) on the second diagonal bracing member (7), and a support member (8) affixed to the bottom of the second purlin (2) is fixedly connected to the top of the mounting member (9).

3. The steel structure purlin with stable connection according to claim 2, characterized in that: The fastener (4) is configured as a fastening bolt.

4. The steel structure purlin with stable connection according to claim 3, characterized in that: The connecting piece (3) is integrally formed.

5. The steel structure purlin with stable connection according to claim 4, characterized in that: The mounting member (9) and the supporting member (8) are integrally formed.

6. The steel structure purlin with stable connection according to claim 5, characterized in that: The connecting member (3), the reinforcing member (5), the first diagonal bracing member (6), the second diagonal bracing member (7), the supporting member (8) and the mounting member (9) are all made of alloy steel material, and the surfaces of the first purlin (1), the second purlin (2), the connecting member (3), the fastener (4), the reinforcing member (5), the first diagonal bracing member (6), the second diagonal bracing member (7), the supporting member (8) and the mounting member (9) are all provided with anti-corrosion coating.

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