Pneumatic anti-collision pier

Abstract

The utility model belongs to the technical field of highway construction safety, and discloses an air type anti-collision pier which comprises a base assembly used for fixed supporting and further comprises a stand column assembly installed on the base assembly and used for vertical supporting, and air bag assemblies used for inflation expansion to prevent collision are installed on the front portion and the rear portion of the stand column assembly. The stand column assembly comprises a stand column body, a connecting column is arranged at the bottom end of the stand column body, two storage grooves are formed in the stand column body in a front-back symmetry mode, two storage covers are installed on the stand column body in a front-back symmetry mode, and binding belts are installed on the storage covers. The air bag assembly comprises two fixing plates which are symmetrically arranged front and back. According to the air type anti-collision pier, due to the arrangement of hidden storage, occupied space is reduced, and transferring convenience is improved; through the arrangement of closed storage, protection on the air bag is increased, and abrasion during transferring is reduced; and due to the arrangement of bundling and fixing, the convenience of opening and closing operation is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of highway construction safety, in particular to a pneumatic anti-collision pier. Background Art

[0002] During highway construction, in order to ensure the safety of construction workers and normal traffic on unconstructed roads, it is necessary to separate the construction area from moving vehicles, which requires the use of crash barriers.

[0003] In contrast, a Chinese patent with announcement number CN216689186U discloses a pneumatic crash pier for highway construction safety, including a crash pier body, side panels and a hollow cavity, wherein the interior of the crash pier body is provided with a hollow cavity, and the top of the hollow cavity extends to the outside of the crash pier body, and the side panels are fixedly connected to the edge position of the top of the crash pier body outside the hollow cavity, a protective structure is provided on the outside of the crash pier body, a connecting structure is provided on the outside of the protective structure, and a waterproof layer is provided on the surface of the crash pier body.

[0004] However, the above patented airbags need to occupy a separate space during transportation and are easily damaged by friction with each other, which increases the difficulty of transportation. Therefore, a new device must be designed. Utility Model Content

[0005] The utility model aims to provide a pneumatic crash pier to solve the problems raised in the above-mentioned background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A pneumatic crash barrier comprises a base assembly for fixed support, and also comprises a column assembly for upright support installed on the base assembly, and airbag assemblies for inflating to prevent collision are installed at the front and rear of the column assembly; the column assembly comprises a column body, a connecting column is arranged at the bottom end of the column body, two storage grooves are symmetrically arranged at the front and rear of the column body, two storage covers are symmetrically arranged at the front and rear of the column body, and cable ties are installed on the storage covers; the airbag assembly comprises two fixing plates symmetrically arranged at the front and rear, an airbag body is arranged on the fixing plates, an air inlet and outlet pipe is arranged between the two fixing plates, and an air control valve is installed at the top end of the air inlet and outlet pipe.

[0008] Furthermore: the base assembly includes a base body, a connection hole is arranged at the top of the base body, a feed plug and a discharge plug are installed at one side of the base body, and the feed plug and the discharge plug are distributed up and down.

[0009] Furthermore: the base body is made of polypropylene material, and the connecting hole and the connecting column are connected by threads.

[0010] Furthermore: the storage cover is in two halves, and the storage cover and the column body are hingedly connected.

[0011] Furthermore: the airbag body and the fixing plate are pasted together, and the fixing plate and the column body are riveted together.

[0012] Furthermore, the air inlet and outlet pipes are in an inverted T shape, and the air control valve and the air inlet and outlet pipes are sealed and threadedly connected.

[0013] Compared with the prior art, the beneficial effects are:

[0014] 1. Through the setting of hidden storage, the space occupied is reduced and the convenience of transportation is increased;

[0015] 2. The closed storage setting increases the protection of the airbag and reduces the wear during transportation;

[0016] 3. The bundling and fixing setting increases the convenience of opening and closing operations. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of a pneumatic crash barrier described in the utility model;

[0018] Figure 2 It is a schematic diagram of a base assembly of a pneumatic crash pier described in the utility model;

[0019] Figure 3 It is a schematic diagram of a column assembly of a pneumatic anti-collision pier described in the utility model;

[0020] Figure 4 It is a schematic diagram of an air bag assembly of an air-type crash cushion described in the utility model.

[0021] In the accompanying drawings, 101, base body; 102, connecting hole; 103, feed plug; 104, discharge plug; 201, column body; 202, connecting column; 203, storage groove; 204, storage cover; 205, cable tie; 301, fixing plate; 302, airbag body; 303, air inlet and outlet pipes; 304, air control valve. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-Figure 4A pneumatic anti-collision pier includes a base assembly for fixed support, and a column assembly for upright support installed on the base assembly, and airbag assemblies for inflating and preventing collision are installed at the front and rear of the column assembly.

[0024] In this embodiment: the base assembly includes a base body 101, the base body 101 is made of polypropylene material, a connection hole 102 is arranged at the top of the base body 101, the connection hole 102 and the connection column 202 are threadedly connected, a feed plug 103 and a discharge plug 104 are installed on one side of the base body 101, the feed plug 103 and the discharge plug 104 are distributed up and down, the base body 101 is placed at a required position, and then the feed plug 103 is opened to pour sand into the base body 101 to increase the weight and stabilize it, and the discharge plug 104 is opened to discharge the sand in the base body 101;

[0025] In this embodiment: the column assembly includes a column body 201, a connecting column 202 is provided at the bottom end of the column body 201, two storage grooves 203 are symmetrically provided on the column body 201, and two storage covers 204 are symmetrically installed on the column body 201. The storage cover 204 is a two-half type, and the storage cover 204 and the column body 201 are hingedly connected. A cable tie 205 is installed on the storage cover 204. The connecting column 202 at the bottom end of the column body 201 is screwed into the connecting hole 102 on the top surface of the base body 101 to connect and fix the column body 201 to the base body 101, and the airbag body 302 is received in the storage groove 203, and the storage cover 204 is covered, and tied and fixed with a cable tie 205;

[0026] In this embodiment: the airbag assembly includes two fixed plates 301 symmetrically arranged front and back, the fixed plates 301 and the column body 201 are riveted together, an airbag body 302 is arranged on the fixed plates 301, the airbag body 302 and the fixed plates 301 are pasted together, and an air inlet and outlet pipe 303 is arranged between the two fixed plates 301. The air inlet and outlet pipe 303 is an inverted T-shape, and an air control valve 304 is installed on the top of the air inlet and outlet pipe 303. The air control valve 304 and the air inlet and outlet pipe 303 are sealingly threadedly connected, and air is inflated into the airbag body 302 through the air inlet and outlet pipe 303, so that the airbag body 302 is inflated and expanded under the support of the fixed plate 301 to protrude from the storage groove 203, and the air control valve 304 controls the air inlet and outlet pipe 303.

[0027] Working principle: first place the base body 101 at the required position, then open the feed plug 103 and pour sand into the base body 101 to increase the weight and stabilize it, and then screw the connecting column 202 at the bottom of the column body 201 into the connecting hole 102 on the top surface of the base body 101 to connect and fix the column body 201 to the base body 101, then untie the cable tie 205, open the storage cover 204, and inflate the air bag body 302 through the inlet and outlet pipes 303, so that the air bag body 302 is inflated and expanded under the support of the fixed plate 301 to protrude from the storage groove 203, and the air control valve 304 controls the air inlet and outlet pipes 303. After the construction of the highway is completed, operate in reverse according to the above steps, store the air bag body 302 in the storage groove 203, cover the storage cover 204, tie it with a cable tie 205, open the discharge plug 104, discharge the sand in the base body 101 and transport it.

[0028] 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 pneumatic crash pier, comprising a base assembly for fixed support, characterized in that: It also includes a column assembly installed on the base assembly for vertical support, and the column assembly is equipped with air bag assemblies for inflating and preventing collision at the front and rear; The column assembly comprises a column body (201), a connecting column (202) is arranged at the bottom end of the column body (201), two storage grooves (203) are symmetrically arranged on the column body (201) in the front and back, two storage covers (204) are symmetrically installed on the column body (201) in the front and back, and a cable tie (205) is installed on the storage cover (204); The airbag assembly comprises two fixing plates (301) symmetrically arranged front and back, an airbag body (302) is arranged on the fixing plates (301), an air inlet and outlet pipe (303) is arranged between the two fixing plates (301), and an air control valve (304) is installed at the top end of the air inlet and outlet pipe (303).

2. The pneumatic crash pier according to claim 1, characterized in that: The base assembly comprises a base body (101), a connection hole (102) is arranged at the top of the base body (101), a feed plug (103) and a discharge plug (104) are installed on one side of the base body (101), and the feed plug (103) and the discharge plug (104) are distributed up and down.

3. The pneumatic crash cushion according to claim 2, characterized in that: The base body (101) is made of polypropylene material, and the connection hole (102) and the connection column (202) are connected by threads.

4. The pneumatic crash pier according to claim 1, characterized in that: The storage cover (204) is in two halves, and the storage cover (204) and the column body (201) are hingedly connected.

5. The pneumatic crash pier according to claim 1, characterized in that: The airbag body (302) and the fixing plate (301) are pasted together, and the fixing plate (301) and the column body (201) are riveted together.

6. The pneumatic crash cushion according to claim 1, characterized in that: The air inlet and outlet pipes (303) are in an inverted T-shape, and the air control valve (304) and the air inlet and outlet pipes (303) are sealed and threadedly connected.

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