CN215520907U

CN215520907U - Pipe shed connecting device

Info

Publication number: CN215520907U
Application number: CN202121965036.5U
Authority: CN
Inventors: 刘茜茜; 彭豪; 徐志红; 吕凯; 李小鹏; 李岩; 聂清念
Original assignee: Guangdong No 3 Water Conservancy and Hydro Electric Engineering Board Co Ltd
Current assignee: Guangdong No 3 Water Conservancy and Hydro Electric Engineering Board Co Ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-01-14
Anticipated expiration: 2031-08-19

Abstract

The utility model relates to the technical field of building construction, in particular to a pipe shed connecting device which comprises a plurality of main pipes and a plurality of sub pipes, wherein two adjacent main pipes are connected through the sub pipes, first clamping structures are arranged at two ends of each main pipe, second clamping structures are arranged at two ends of each sub pipe, each first clamping structure comprises a first straight groove, an arc groove, a second straight groove and a clamping groove which are sequentially communicated, an elastic limiting structure is arranged at one end, close to the clamping groove, of each second straight groove, an extrusion passing groove is formed among the second straight grooves, the elastic limiting structures and the clamping grooves, each second clamping structure comprises a clamping column, the clamping columns are clamped with the clamping grooves after sequentially passing through the first straight grooves, the arc grooves, the second straight grooves and the extrusion passing grooves, and the elastic limiting structures are used for abutting against the clamping columns. The pipe joint has the advantages of simple structure, capability of realizing firm connection of the main pipe and the sub pipe in a clamping manner, convenience in disassembly, assembly and maintenance, energy conservation, environmental friendliness and simple disassembly and assembly process.

Description

Pipe shed connecting device

Technical Field

The utility model relates to the technical field of building construction, in particular to a pipe shed connecting device.

Background

The pipe shed support is a common effective advanced support auxiliary construction measure during construction of tunnels and other underground engineering weak surrounding rocks, the designed pipe diameter is usually about 100mm, and the design length of the advanced pipe shed support is usually larger than the length of a general steel pipe on the market. The joint screw thread usually needs external factory special equipment to process, the precision requirement is high, construction cost is high, the screw thread needs to be properly protected and the joint strength is reduced to some extent, and other adverse factors, when the pipe shed steel pipe adopts screw thread connection, because the structural characteristics require that the pipe diameter at the joint screw thread position is greater than the outer diameter of the pipe shed steel pipe, obstruction and difficulty increase are caused when the pipe is installed in a drill hole with a certain aperture. And when adopting the welding mode to connect, the dismouting is inconvenient with the maintenance, and packaging efficiency is low, and is unfavorable for energy-concerving and environment-protective. Therefore, the drawbacks are obvious, and a solution is needed.

SUMMERY OF THE UTILITY MODEL

In order to solve the above technical problems, an object of the present invention is to provide a pipe shed connecting device.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a pipe shed connecting device comprises a plurality of main pipes and a plurality of sub pipes, wherein two adjacent main pipes are connected through the sub pipes, two ends of each main pipe are respectively provided with a first clamping structure, two ends of each sub pipe are respectively provided with a second clamping structure clamped with the first clamping structure, each first clamping structure comprises a first straight groove, an arc groove, a second straight groove and a clamping groove which are sequentially communicated, the first straight grooves are parallel to the second straight grooves, two ends of each arc groove are respectively and vertically communicated with the first straight grooves and the second straight grooves, the first straight grooves are concavely formed from the opening ends of the main pipes along the length direction of the main pipes, the arc grooves are concavely formed along the circumferential direction of the main pipes, one ends of the second straight grooves, which are close to the clamping grooves, are provided with elastic limiting structures, extrusion passing grooves are formed among the second straight grooves, the elastic limiting structures and the clamping grooves, each second clamping structure comprises a clamping column which is convexly formed from the side walls of the sub pipes outwards, the joint post is in joint with the joint groove behind first straight flute, arc groove, second straight flute and the extrusion cross the groove in proper order, elasticity limit structure is used for the joint post of contradicting.

Furthermore, the two ends of the sub pipe are provided with insertion pipe sections, the clamping columns are located on the insertion pipe sections, and the insertion pipe sections are inserted into the mother pipe.

Furthermore, the elastic limiting structure is an elastic block.

Further, the elastic block is in a semi-sphere shape.

Furthermore, the elastic block is a rubber block fixedly connected with the side wall of the second straight groove.

Furthermore, the clamping groove is positioned on one side of the second straight groove close to the first straight groove.

Furthermore, the elastic limiting structure comprises a guide hole formed by concavely arranging the bottom wall of the second straight groove, a spring arranged in the guide hole and a limiting slide block connected with the guide hole in a sliding manner, one end of the spring is connected with the bottom wall of the guide hole, the other end of the spring is connected with one end of the limiting slide block, and the other end of the limiting slide block is provided with a guide inclined surface which is used for abutting against the clamping column.

Furthermore, the plug-in pipe section is provided with an elastic positioning column, the main pipe is provided with a positioning hole, and the elastic positioning column is used for protruding into the positioning hole.

Furthermore, the elastic positioning column is a rubber column.

Furthermore, the two sides of the main pipe are respectively provided with a connecting guide rail and a connecting guide block, and the connecting guide rail of one main pipe is in sliding connection with the connecting guide block of the other main pipe.

The utility model has the beneficial effects that: in practical application, the second joint structure of the one end of son pipe and the first joint structure joint of the one end of a mother pipe, the second joint structure of the other end of son pipe and the first joint structure joint of the one end of another mother pipe, son pipe and two mother pipe are coaxial to be set up, and a plurality of mother pipes are connected in order to form the connection of piping shed via a plurality of son pipes. When the concrete joint of son pipe and mother pipe, the joint post of the second joint structure of son pipe moves to the arc groove along first straight flute, move to the second straight flute along the arc groove again, move to the extrusion along the second straight flute again and cross the groove, at the in-process in joint post process extrusion cross groove, joint post extrusion elasticity limit structure, make elasticity limit structure take place elastic deformation, move to the joint inslot and with joint groove joint until the joint post, elasticity limit structure reconversion this moment, make elasticity limit structure firmly spacing at the joint inslot with the joint post, thereby the firm joint of mother pipe and son pipe has been realized. The utility model has simple structure, the main pipe and the sub pipe are firmly connected by adopting a clamping mode, the main pipe and the sub pipe are convenient to disassemble, assemble and maintain, and compared with the prior art that the main pipe and the sub pipe are welded together by adopting a welding mode, the utility model has the advantages of energy saving, environmental protection and simple disassembling and assembling process.

Drawings

FIG. 1 is an exploded view of the present invention.

Fig. 2 is a partial structural schematic diagram of a first embodiment of the present invention.

Fig. 3 is a partial structural schematic diagram of a second embodiment of the present invention.

Description of reference numerals:

1. a main pipe; 2. a sub-tube; 21. inserting a pipe section; 3. a first clamping structure; 31. a first straight groove; 32. an arc groove; 33. a second straight groove; 34. a clamping groove; 35. extruding through a groove; 4. a second clamping structure; 5. an elastic limit structure; 51. an elastic block; 52. a guide hole; 53. a spring; 54. a limiting slide block; 55. a guide slope; 6. an elastic positioning column; 7. positioning holes; 8. connecting the guide rails; 9. and connecting the guide block.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.

The first embodiment.

As shown in fig. 1 and 2, the pipe shed connecting device provided by the utility model comprises a plurality of mother pipes 1 and a plurality of sub pipes 2, wherein in the axial direction of the mother pipes 1, two adjacent mother pipes 1 are connected together through the sub pipes 2; the two ends of the main pipe 1 are provided with first clamping structures 3, the two ends of the sub-pipe 2 are provided with second clamping structures 4 clamped with the first clamping structures 3, each first clamping structure 3 comprises a first straight groove 31, an arc groove 32, a second straight groove 33 and a clamping groove 34 which are sequentially communicated, the first straight grooves 31 are parallel to the second straight grooves 33, the two ends of the arc grooves 32 are respectively vertically communicated with the first straight grooves 31 and the second straight grooves 33, the first straight grooves 31 are concavely formed from the open end of the main pipe 1 along the length direction of the main pipe, the arc grooves 32 are concavely formed along the circumferential direction of the main pipe 1, one ends of the second straight grooves 33, which are close to the clamping grooves 34, are provided with elastic limiting structures 5, extruding through grooves 35 are formed between the second straight grooves 33, the elastic limiting structures 5 and the clamping grooves 34, each second clamping structure 4 comprises a clamping column which is convexly formed from the side wall of the sub-pipe 2, the clamping column is clamped with the clamping groove 34 after sequentially passing through the first straight groove 31, the arc groove 32, the second straight groove 33 and the extrusion passing groove 35, and the elastic limiting structure 5 is used for abutting against the clamping column; after the main pipe 1 is clamped with the sub-pipe 2, the main pipe 1 is sleeved outside the sub-pipe 2.

In practical application, the second joint structure 4 of the one end of son pipe 2 and the first joint structure 3 joint of the one end of a mother pipe 1, the second joint structure 4 of the other end of son pipe 2 and the first joint structure 3 joint of the one end of another mother pipe 1, son pipe 2 and two mother pipes 1 are coaxial to be set up, and a plurality of mother pipes 1 are connected with the connection that forms the pipe shed via a plurality of son pipes 2. When son pipe 2 and the concrete joint of mother pipe 1, the joint post of second joint structure 4 of son pipe 2 moves to arc groove 32 along first straight flute 31, move to second straight flute 33 along arc groove 32 again, move to extrusion cross groove 35 along second straight flute 33 again, at the in-process of joint post through extrusion cross groove 35, joint post extrusion elasticity limit structure 5, make elasticity limit structure 5 take place elastic deformation, move to joint inslot 34 and with joint groove 34 joint until the joint post, elasticity limit structure 5 reconversion this moment, make elasticity limit structure 5 firmly spacing joint post in joint groove 34, thereby the firm joint of mother pipe 1 with son pipe 2 has been realized. The utility model has simple structure, the main pipe 1 and the sub-pipe 2 are firmly connected by clamping, the main pipe 1 and the sub-pipe 2 are convenient to disassemble, assemble and maintain, and compared with the prior art that the main pipe 1 and the sub-pipe 2 need to be welded together by adopting a welding mode, the utility model has the advantages of energy saving, environmental protection, simple disassembling and assembling process and low disassembling and assembling cost.

In this embodiment, the two ends of the sub pipe 2 are both provided with an inserted pipe section 21, the clamping columns are located on the inserted pipe section 21, and the inserted pipe section 21 is inserted into the main pipe 1. After the main pipe 1 and the sub-pipe 2 are assembled, the inserted pipe section 21 is inserted into the main pipe 1, the contact area of the joint of the sub-pipe 2 and the main pipe 1 is increased, and the firmness of connection of the sub-pipe 2 and the main pipe 1 is improved.

In this embodiment, the elastic limiting structure 5 is an elastic block 51, and the elastic block 51 is in a semi-spherical shape. This structural design, the joint post extrusion elastic block 51 of being convenient for elastic block 51 takes place elastic deformation, and the joint post of also being convenient for removes to the joint inslot 34 in, with the joint that realizes joint post and joint inslot 34.

In this embodiment, the elastic block 51 is a rubber block fixedly connected with the sidewall of the second straight groove 33; the rubber block has good elasticity, long service life, convenient material taking and low cost.

In this embodiment, the clamping groove 34 is located on one side of the second straight groove 33 close to the first straight groove 31; this structural design is favorable to having improved the fastness of joint post with the joint groove 34 joint.

In this embodiment, the insertion pipe section 21 is provided with an elastic positioning column 6, the female pipe 1 is provided with a positioning hole 7, the elastic positioning column 6 is used for protruding into the positioning hole 7, and the elastic positioning column 6 is a rubber column. In order to further improve the stability after sub-pipe 2 assembles with female 1, at the in-process of sub-pipe 2 with female 1 equipment of pipe, elastic deformation takes place by the inner wall extrusion of female 1 for elastic positioning post 6, after second joint structure 4 of sub-pipe 2 and the 3 joints of first joint structure of female 1 are accomplished, elastic positioning post 6 just removes to the position that corresponds with locating hole 7, elastic positioning post 6 reconversion and stretch to in locating hole 7 this moment, cooperate through elastic positioning post 6 and locating hole 7, fix a position with sub-pipe 2 and female 1, the fastness of sub-pipe 2 with female 1 being connected has been improved.

In this embodiment, the two sides of the main pipe 1 are respectively provided with a connecting guide rail 8 and a connecting guide block 9, and the connecting guide rail 8 of one main pipe 1 is slidably connected with the connecting guide block 9 of the other main pipe 1. Specifically, the connecting guide rail 8 is a circular ring with a notch, the caliber of the notch is smaller than the diameter of the circular ring, the connecting guide block 9 penetrates through the notch, and the connecting guide block 9 is T-shaped. On female 1 radial direction, when two adjacent female 1 equipment of pipe, the connection guide block 9 of a female 1 slides to the connection guide rail 8 of another female 1 in, and the lateral wall of connecting guide block 9 is contradicted to the inner wall of connecting guide rail 8 to realize the equipment connection between female 1 and the female 1, and the dismouting is convenient with the maintenance.

Example two.

As shown in fig. 1 and 3, the present embodiment is different from the first embodiment in that: the elastic limiting structure 5 comprises a guide hole 52 formed by concavely forming the bottom wall of the second straight groove 33, a spring 53 arranged in the guide hole 52 and a limiting slide block 54 in sliding connection with the guide hole 52, wherein one end of the spring 53 is connected with the bottom wall of the guide hole 52, the other end of the spring 53 is connected with one end of the limiting slide block 54, the other end of the limiting slide block 54 is provided with a guide inclined surface 55, and the guide inclined surface 55 is used for abutting against a clamping column.

When son pipe 2 and the concrete joint of mother pipe 1, the joint post of the second joint structure 4 of son pipe 2 moves to arc groove 32 along first straight flute 31, move to second straight flute 33 along arc groove 32 again, move to extrusion cross groove 35 along second straight flute 33 again, at the in-process that the joint post passes through extrusion cross groove 35, joint post extrusion limit slide 54's lead inclined plane 55, under the guide effect of leading inclined plane 55, limit slide 54 can slide and compression spring 53 in the guiding hole 52, until the joint post move to joint inslot 34 in and with joint groove 34 joint, limit slide 54 can reset under spring 53's resilience effect this moment, make limit slide 54 firmly spacing joint post in joint inslot 34, thereby the firm joint of mother pipe 1 and son pipe 2 has been realized.

The remaining structure of this embodiment is the same as that of the first embodiment, and the same structure is analyzed by the first embodiment, which is not described herein again.

All the technical features in the embodiment can be freely combined according to actual needs.

The above embodiments are preferred implementations of the present invention, and the present invention can be implemented in other ways without departing from the spirit of the present invention.

Claims

1. The utility model provides a pipe canopy connecting device which characterized in that: the pipe joint comprises a plurality of main pipes and a plurality of sub pipes, wherein two adjacent main pipes are connected through the sub pipes, first joint structures are arranged at two ends of each main pipe, second joint structures connected with the first joint structures are arranged at two ends of each sub pipe, each first joint structure comprises a first straight groove, an arc groove, a second straight groove and a joint groove which are sequentially communicated, the first straight grooves are parallel to the second straight grooves, two ends of each arc groove are respectively and vertically communicated with the first straight grooves and the second straight grooves, the first straight grooves are concavely formed from the open ends of the main pipes along the length direction of the main pipes, the arc grooves are concavely formed along the circumferential direction of the main pipes, an elastic limiting structure is arranged at one end, close to the joint grooves, of the second straight grooves, an extrusion groove is formed between the second straight grooves, the elastic limiting structures and the joint grooves, each second joint structure comprises a joint column which is convexly formed from the side wall of each sub pipe, the joint post is in joint with the joint groove behind first straight flute, arc groove, second straight flute and the extrusion cross the groove in proper order, elasticity limit structure is used for the joint post of contradicting.

2. A piping and shelter connecting device as claimed in claim 1, in which: the two ends of the sub pipe are provided with insertion pipe sections, the clamping columns are located on the insertion pipe sections, and the insertion pipe sections are inserted into the mother pipe.

3. A piping and shelter connecting device as claimed in claim 1, in which: the elastic limiting structure is an elastic block.

4. A piping and shelter connecting device as claimed in claim 3, in which: the elastic block is in a semi-sphere shape.

5. A piping and shelter connecting device as claimed in claim 3, in which: the elastic block is a rubber block fixedly connected with the side wall of the second straight groove.

6. A piping and shelter connecting device as claimed in claim 1, in which: the clamping groove is positioned on one side of the second straight groove close to the first straight groove.

7. A piping and shelter connecting device as claimed in claim 1, in which: the elastic limiting structure comprises a guide hole formed by concavely arranging the bottom wall of the second straight groove, a spring arranged in the guide hole and a limiting slide block connected with the guide hole in a sliding manner, one end of the spring is connected with the bottom wall of the guide hole, the other end of the spring is connected with one end of the limiting slide block, and the other end of the limiting slide block is provided with a guide inclined surface which is used for abutting against the clamping column.

8. A piping and shelter connecting device as claimed in claim 2, in which: the plug-in pipe section is provided with an elastic positioning column, the main pipe is provided with a positioning hole, and the elastic positioning column is used for extending into the positioning hole in a protruding mode.

9. A piping and shelter connecting device as claimed in claim 8, in which: the elastic positioning column is a rubber column.

10. A piping and shelter connecting device as claimed in claim 1, in which: the two sides of the main pipe are respectively provided with a connecting guide rail and a connecting guide block, and the connecting guide rail of one main pipe is connected with the connecting guide block of the other main pipe in a sliding manner.