Self-locking type modularized fast-assembly guardrail

Abstract

The utility model discloses a self-locking type modularized fast-assembly guardrail, and relates to the technical field of guardrails, the self-locking type modularized fast-assembly guardrail comprises connecting cross rods, the number of the connecting cross rods is two, connecting vertical rods are arranged in the centers of the opposite faces of the two connecting cross rods, and fixing blocks are arranged in front of the connecting vertical rods and located on the two sides of the front end faces of the connecting cross rods. According to the self-locking type fast-assembly guardrail, when the connecting cross rods are connected with the connecting vertical rods, pre-positioning is carried out when the connecting cross rods are connected with the connecting vertical rods through the connecting blocks and the positioning blocks at the two ends of the connecting vertical rods, and the connecting vertical rods are inserted into the inner sides of the connecting cross rods; the fixing blocks on the two sides of the front end face of the connecting transverse rod are extruded out through the positioning blocks at the rear ends of the connecting vertical rods, and after the connecting vertical rods are inserted into the inner sides of the connecting transverse rod, the two fixing blocks make contact with each other through the elastic force of the springs, so that the connecting transverse rod and the connecting vertical rods are fixed, and the guardrail is conveniently and rapidly disassembled and assembled.

Description

Technical Field

[0001] The utility model relates to the technical field of guardrails, in particular to a self-locking modular quick-install guardrail. Background Art

[0002] Guardrails are mainly used for the protection and safeguarding of personal safety and equipment facilities in residential areas, highways, commercial areas, public places and other occasions. At present, the installation of guardrails on the work platform of tower cranes requires the use of a large number of bolts or rivets, which are mainly used to fix the horizontal bars and vertical bars of the guardrails, so as to achieve the effect of preventing the vertical bars from falling.

[0003] For example, patent No. CN202321238455.8 discloses a quick-install guardrail, comprising two or more columns, two cross bars connected between two adjacent columns, a plurality of vertical bars connected between the two cross bars, and a plurality of clip-on plates and a plurality of clip-on strips, each column comprising a column body and two pairs of mounting portions formed on the left and right sides of the column body, each pair of mounting portions being arranged opposite to each other and a first mounting groove being formed therebetween, each mounting portion and the column body being formed with a second mounting groove on the outside, and a third mounting groove being provided on both sides of each cross bar; the two ends of each cross bar are correspondingly inserted into the first mounting grooves of the two columns, a screw enters the second mounting groove and connects and fixes the mounting portion of the column to the two ends of the cross bar; the two ends of each vertical bar are correspondingly inserted into the inner sides of the two cross bars, a screw enters the third mounting groove and connects and fixes the two ends of the cross bar to the vertical bar; the plurality of clip-on plates are correspondingly clipped to the openings of the first mounting grooves of the columns, and the plurality of clip-on strips are correspondingly clipped to the openings of the second mounting grooves of the columns and the third mounting grooves of the cross bars. In the utility model quick-install guardrail, the crossbar is assembled with the column and the vertical bar by screw connection, which saves time and labor, is convenient to assemble, and has high assembly efficiency compared with the guardrail assembled by welding connection in the prior art. In addition, by correspondingly clamping a plurality of clamping plates at the opening of the first mounting groove of the column, and clamping a plurality of clamping strips at the opening of the second mounting groove of the column and the third mounting groove of the crossbar, the guardrail looks more beautiful.

[0004] When construction workers install the guardrail in this patent, they need to drill holes at the matching positions of the horizontal bar and the vertical bar at the same time so that bolts or rivets can be installed and fixed. This requires a large number of bolts or rivets, which costs a lot, and it is also necessary to drill holes in the horizontal bar and the vertical bar, resulting in high work intensity and low installation efficiency, which has a certain impact on the construction speed and construction cost. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a self-locking modular quick-install guardrail, which solves the problem that when construction workers install the guardrail, they need to drill holes at the matching positions of the horizontal bar and the vertical bar at the same time in order to install and fix the bolts or rivets. This requires a large number of bolts or rivets, which incurs a lot of cost, and also requires drilling holes in the horizontal bar and the vertical bar, resulting in high work intensity and low installation efficiency, which has a certain impact on the construction speed and construction cost.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a self-locking modular quick-install guardrail, including a connecting cross bar, two connecting cross bars are provided, a connecting vertical bar is provided at the center position of the opposite surfaces of the two connecting cross bars, and fixing blocks are provided on both sides of the front end surface of the connecting cross bar in front of the connecting vertical bar, and one end of the fixing block passes through the connecting cross bar and extends to the outside of the connecting cross bar.

[0007] Preferably, both upper and lower ends of the connecting vertical rod are provided with connecting blocks, one end of the connecting block is located on the inner side of the connecting horizontal rod and is provided with a connecting groove, and one end of the connecting block extends to the inner side of the connecting groove.

[0008] Preferably, a positioning block is provided at the rear end of the connecting block, one end of the positioning block is located on the inner wall of the connecting groove and a positioning groove is provided, and one end of the positioning block is plugged into the inner side of the positioning groove.

[0009] Preferably, the positioning block is semicircular, and the positioning groove has the same shape as the positioning block.

[0010] Preferably, a movable groove is provided at the rear end of the fixing block on the inner side of the connecting cross bar, a spring is provided on the inner wall of the movable groove, the movable groove and the spring are fixedly connected by bolts, and the fixing block is movably connected to the connecting cross bar through the spring.

[0011] Preferably, a connecting rod is provided at one end of the fixing block and located outside the connecting cross rod, a top block B is provided at the front end of the connecting rod, and both ends of the top block B are arc angles.

[0012] Preferably, a light-emitting panel is provided at the front end of the connecting vertical rod, and the connecting vertical rod and the light-emitting panel are an integrated structure.

[0013] Beneficial Effects

[0014] The utility model provides a self-locking quick-install guardrail. Compared with the prior art, it has the following beneficial effects:

[0015] When the connecting cross bar is connected to the connecting vertical bar, it is pre-positioned when connected to the connecting cross bar through the connecting blocks at both ends of the connecting vertical bar and the positioning blocks. After the connecting vertical bar is inserted into the inner side of the connecting cross bar, the fixing blocks on both sides of the front end surface of the connecting cross bar are squeezed out by the positioning blocks at the rear end of the connecting vertical bar. When the connecting vertical bar is inserted into the inner side of the connecting cross bar, the two fixing blocks contact each other by the elastic force of the spring, thereby fixing the connecting cross bar and the connecting vertical bar, which is convenient for quick disassembly and assembly of the guardrail. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the connection groove of the utility model;

[0018] Figure 3 It is a schematic diagram of the top view of the connecting groove of the utility model.

[0019] In the figure: 1. connecting horizontal bar; 101. movable groove; 2. connecting vertical bar; 201. connecting block; 202. positioning block; 3. light-emitting board; 4. connecting groove; 401. positioning groove; 5. fixing block; 6. top block B; 7. spring. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-3 The utility model provides a technical solution: a self-locking modular quick-install guardrail, including a connecting crossbar 1, two connecting crossbars 1 are provided, and a connecting vertical bar 2 is provided at the center position of the opposite surfaces of the two connecting crossbars 1, and the upper and lower ends of the connecting vertical bar 2 are provided with a connecting block 201, one end of the connecting block 201 is located on the inner side of the connecting crossbar 1 and is provided with a connecting groove 4, one end of the connecting block 201 extends to the inner side of the connecting groove 4, and a positioning block 202 is provided at the rear end of the connecting block 201, and one end of the positioning block 202 is located on the inner wall of the connecting groove 4 and is provided with a positioning groove 401, and one end of the positioning block 202 is inserted into the inner side of the positioning groove 401, and the positioning block 202 is semicircular, and the positioning groove 401 is consistent with the shape of the positioning block 202, so that when the connecting vertical bar 2 is connected to the connecting crossbar 1 through the connecting block 201 and the positioning block 202, it is pre-positioned;

[0022] The front of the connecting vertical rod 2 is located on both sides of the front end surface of the connecting cross bar 1, and fixing blocks 5 are provided. The rear end of the fixing block 5 is located on the inner side of the connecting cross bar 1 and is provided with a movable groove 101. The inner wall of the movable groove 101 is provided with a spring 7. The movable groove 101 and the spring 7 are fixedly connected by bolts. The fixing block 5 is movably connected to the connecting cross bar 1 through the spring 7. One end of the fixing block 5 passes through the connecting cross bar 1 and extends to the outer side of the connecting cross bar 1. One end of the fixing block 5 is located on the outer side of the connecting cross bar 1 and is provided with a connecting rod. The front end of the connecting rod is provided with a top block B6, and both ends of the top block B6 are arc angles. When the connecting cross bar 1 is connected with the connecting vertical rod 2, the connecting vertical rod 2 squeezes out the fixing blocks 5 on both sides of the front end surface of the connecting cross bar 1 through the positioning block 202 at the rear end. When the connecting vertical rod 2 is inserted into the inner side of the connecting cross bar 1, the two fixing blocks 5 are contacted with each other by the elastic force of the spring 7, thereby fixing the connecting cross bar 1 and the connecting vertical rod 2.

[0023] A light-emitting panel 3 is provided at the front end of the connecting vertical rod 2. The connecting vertical rod 2 and the light-emitting panel 3 are an integrated structure, and the light-emitting panel 3 is used to remind people around that there is a guardrail.

[0024] During operation, when the connecting cross bar 1 is connected to the connecting vertical bar 2, it is pre-positioned when connected to the connecting cross bar 1 through the connecting blocks 201 and the positioning blocks 202 at both ends of the connecting vertical bar 2. After the connecting vertical bar 2 is inserted into the inner side of the connecting cross bar 1, the fixing blocks 5 on both sides of the front end surface of the connecting cross bar 1 are squeezed out through the positioning blocks 202 at the rear end of the connecting vertical bar 2. When the connecting vertical bar 2 is inserted into the inner side of the connecting cross bar 1, the two fixing blocks 5 contact each other through the elastic force of the spring 7, thereby fixing the connecting cross bar 1 and the connecting vertical bar 2, which is convenient for quick disassembly and assembly of the guardrail.

[0025] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. A self-locking modular quick-install guardrail, comprising a connecting crossbar (1), characterized in that: Two connecting cross bars (1) are provided, and connecting vertical bars (2) are provided at the center positions of the opposite surfaces of the two connecting cross bars (1). Fixed blocks (5) are provided on both sides of the front end surface of the connecting cross bar (1) in front of the connecting vertical bars (2), and one end of the fixed block (5) penetrates the connecting cross bar (1) and extends to the outside of the connecting cross bar (1).

2. A self-locking modular quick-install guardrail according to claim 1, characterized in that: The upper and lower ends of the connecting vertical rod (2) are both provided with connecting blocks (201), one end of the connecting block (201) is located on the inner side of the connecting horizontal rod (1) and is provided with a connecting groove (4), and one end of the connecting block (201) extends to the inner side of the connecting groove (4).

3. A self-locking modular quick-install guardrail according to claim 2, characterized in that: A positioning block (202) is provided at the rear end of the connection block (201), one end of the positioning block (202) is located on the inner wall of the connection groove (4) and a positioning groove (401) is provided, and one end of the positioning block (202) is plugged into the inner side of the positioning groove (401).

4. The self-locking modular quick-install guardrail according to claim 3, characterized in that: The positioning block (202) is semicircular, and the positioning groove (401) has the same shape as the positioning block (202).

5. The self-locking modular quick-install guardrail according to claim 1, characterized in that: A rear end of the fixing block (5) is located inside the connecting cross bar (1) and is provided with a movable groove (101); an inner wall of the movable groove (101) is provided with a spring (7); the movable groove (101) and the spring (7) are fixedly connected by bolts; and the fixing block (5) is movably connected to the connecting cross bar (1) via the spring (7).

6. The self-locking modular quick-install guardrail according to claim 1, characterized in that: One end of the fixing block (5) is located outside the connecting cross bar (1) and is provided with a connecting rod, and a top block B (6) is provided at the front end of the connecting rod, and both ends of the top block B (6) are arc angles.

7. The self-locking modular quick-install guardrail according to claim 1, characterized in that: A light-emitting panel (3) is provided at the front end of the connecting vertical rod (2); the connecting vertical rod (2) and the light-emitting panel (3) are an integrated structure.

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