CN215034738U

CN215034738U - Low pressure pipeline welding set

Info

Publication number: CN215034738U
Application number: CN202121704901.0U
Authority: CN
Inventors: 刘义; 刘兴强; 曹宗恒
Original assignee: Shandong Construction High Pressure Container Co ltd
Current assignee: Shandong Construction High Pressure Container Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2021-12-07
Anticipated expiration: 2031-07-26

Abstract

The utility model belongs to the welding field specifically discloses a low pressure pipeline welding set, including the device main part and install the welding subassembly of edge behind the up end of device main part, the up end of device main part is close to front edge department and installs the bearing body, the inside of bearing body is inlayed and is had solid pipe ring, the up end laminating of solid pipe ring is run through and is installed the fixed column, the lower tip of fixed column is inlayed and is had last solid ring, the inside bottom surface of solid pipe ring is inlayed and is had lower solid ring, the outside winding of fixed column has fixed spring, fixed spring is located between solid pipe ring and the last solid ring, the outside of bearing body is extended there is the fixed block, the side laminating of fixed block is run through elastic mounting and is had the restriction post, the tip of restriction post is inlayed and is had the clamp ring. The utility model discloses can improve welding efficiency, and can improve welding quality.

Description

Low pressure pipeline welding set

Technical Field

The utility model belongs to the welding field specifically discloses a low pressure pipeline welding set.

Background

The pipeline is used for conveying, distributing, mixing, separating, discharging, metering, controlling and stopping fluid flow, the pressure pipeline is one part of the pipeline, the existing low-pressure pipeline welding device adopts a bolt clamping mode to fix the low-pressure pipeline before welding the low-pressure pipeline, the bolt needs to be frequently screwed in the clamping mode, the consumed time is long, and the welding efficiency is seriously influenced.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to a low pressure pipe welding device to solve the above-mentioned problems in the prior art.

In order to achieve the above purpose, the utility model provides a low-pressure pipeline welding device, which comprises a device main body and a welding component arranged at the rear edge of the upper end surface of the device main body, a bearing body is arranged on the upper end surface of the device main body close to the front edge, a pipe fixing ring is embedded in the bearing body, the upper end surface of the tube fixing ring is provided with a fixing column in a fitting and penetrating way, the lower end part of the fixing column is embedded with an upper fixing ring, a lower fixed ring is embedded in the bottom surface of the inner part of the fixed tube ring, a fixed spring is wound on the outer side of the fixed column, the fixed spring is positioned between the pipe fixing ring and the upper fixing ring, the outer side of the bearing body extends to form a fixed block, the side surface of the fixed block is jointed with and penetrated through the limit column in an elastic way, the end part of the limit column is embedded with a compression ring, the side surface of the compression ring extends to form a plurality of groups of triangular limiting and fixing teeth, and the triangular limiting and fixing teeth are attached to and penetrate through the side surface of the pipe fixing ring.

In the above technical scheme, preferably, the welding assembly includes a bearing frame extending from the rear edge of the upper end face of the device main body, an expansion cylinder is installed on the upper end face of the bearing frame in a penetrating manner, a sliding frame is embedded in the end portion of the expansion cylinder, and a welding gun is fixedly installed on the lower end face of the sliding frame.

Preferably, the bearing frame is attached to and penetrates through the inside of the sliding frame, and a pipe supporting ring is installed on the side of the bearing body on the upper end face of the device main body.

Preferably, a compression spring is wound on the outer side of the limiting column and is located between the fixing block and the compression ring.

Preferably, a groove is formed in the side face of the pipe fixing ring, and the triangular limiting fixing teeth are attached to the inner portion of the groove.

Preferably, the upper fixed ring is positioned right above the lower fixed ring, and traction rings extend from the side surfaces of the upper fixed ring and the lower fixed ring.

Compared with the prior art, the utility model discloses following beneficial effect has: can directly place low pressure pipeline and promote in solid pipe ring department, in order to get into under the traction of traction ring between solid ring and the lower solid ring, fixed spring takes place deformation and produces reaction force in order to promote last solid ring this moment under the effect of low pressure pipeline, in order to accomplish low pressure pipeline centre gripping between last solid ring and lower solid ring fixedly, with this effectually shortened the centre gripping time, welding efficiency is improved, when rotating solid pipe ring and rotating low pressure pipeline simultaneously, compression spring can impress the triangle limit solid tooth on the compression ring in the recess on the solid pipe ring, in order to fix solid pipe ring in real time, and then fix the low pressure pipeline after rotating, the rotation phenomenon appears in the low pressure pipeline when avoiding welding, with this improvement its welding quality.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the pipe fixing ring of the present invention;

fig. 3 is another view angle schematic diagram of the pipe fixing ring of the present invention;

fig. 4 is a schematic view of the fixing block of the present invention.

In the figure: 1. a device main body; 2. a bearing frame; 3. a carriage; 4. a telescopic cylinder; 5. a welding gun; 6. a bearing body; 7. a pipe fixing ring; 8. a pipe supporting ring; 9. a fixed block; 10. a traction ring; 11. a lower fixed ring; 12. a restraining post; 13. a compression spring; 14. a compression ring; 15. a groove; 16. triangular limit teeth; 17. fixing a ring; 18. fixing the spring; 19. and (5) fixing the column.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and the present invention is not limited to the specific embodiments disclosed below.

As shown in fig. 1-4, a low pressure pipeline welding device, including device main part 1 and install the welding subassembly in the up end rear edge of device main part 1, the welding subassembly is including extending the bearing frame 2 in the up end rear edge of device main part 1, the up end of bearing frame 2 runs through and installs telescopic cylinder 4, the tip of telescopic cylinder 4 is inlayed and is had balladeur train 3, the lower terminal surface fixed mounting of balladeur train 3 has welder 5, the laminating of bearing frame 2 runs through in the inside of balladeur train 3, can bear telescopic cylinder 4 through the bearing frame 2 that sets up, balladeur train 3 can slide on bearing frame 2 when telescopic cylinder 4 promotes in order to reduce telescopic cylinder 4's bearing capacity.

A pipe supporting ring 8 is arranged on the lateral side of a bearing body 6 on the upper end face of a device main body 1, the bearing body 6 is arranged on the upper end face of the device main body 1 close to the front edge, a pipe fixing ring 7 is inlaid in the bearing body 6, a fixing column 19 is fittingly and penetratingly arranged on the upper end face of the pipe fixing ring 7, an upper fixing ring 17 is inlaid on the lower end portion of the fixing column 19, a lower fixing ring 11 is inlaid on the inner bottom face of the pipe fixing ring 7, the upper fixing ring 17 is positioned right above the lower fixing ring 11, traction rings 10 extend from the side faces of the upper fixing ring 17 and the side faces of the lower fixing ring 11, a fixing spring 18 is wound on the outer side of the fixing column 19, the low-pressure pipeline can be supported through the pipe supporting ring 8, the low-pressure pipeline is kept in a horizontal state, the bearing body 6 can ensure that the pipe fixing ring 7 rotates stably, the traction rings 10 can guide and pull when the low-pressure pipeline is placed between the upper fixing ring 17 and the lower fixing ring 11, the fixing ring 18 can push the upper fixing ring 17, so as to press and clamp the low-pressure pipeline between the upper fixed ring 17 and the lower fixed ring 11, and the fixed column 19 can ensure that the upper fixed ring 17 vertically moves up and down.

The fixed spring 18 is positioned between the pipe fixing ring 7 and the upper fixing ring 17, the fixed block 9 extends from the outer side of the bearing body 6, the limit column 12 is elastically installed by penetrating through the side surface of the fixed block 9 in an attaching manner, the compression spring 13 is wound on the outer side of the limit column 12, the compression spring 13 is positioned between the fixed block 9 and the compression ring 14, the compression ring 14 is embedded at the end part of the limit column 12, a plurality of groups of triangular limit teeth 16 extend from the side surface of the compression ring 14 in an annular array manner, the triangular limit teeth 16 are attached to and penetrate through the side surface of the pipe fixing ring 7, the groove 15 is formed in the side surface of the pipe fixing ring 7, the triangular limit teeth 16 are attached to the inner part of the groove 15, the linear movement of the compression ring 14 can be ensured through the arranged limit column 12, the groove 15 can limit the triangular limit teeth 16, the compression spring 13 can push the compression ring 14, so that the triangular limit teeth 16 on the compression ring 14 can be pressed into the groove 15 to fix the pipe fixing ring 7, meanwhile, when the pipe fixing ring 7 rotates, the compression spring 13 deforms to ensure that the compression ring 14 can smoothly move towards the side, and further ensure that the triangular limiting fixing teeth 16 can smoothly break away from the grooves 15.

When the device is used, two low-pressure pipelines can be directly placed at the two groups of pipe fixing rings 7 to be pushed to enter between the upper fixing ring 17 and the lower fixing ring 11 under the traction of the traction ring 10, at the moment, the fixing spring 18 deforms under the action of the low-pressure pipeline and generates a reaction force to push the upper fixing ring 17 so as to clamp and fix the low-pressure pipelines between the upper fixing ring 17 and the lower fixing ring 11, the ports of the two low-pressure pipelines are attached to each other, at the moment, the telescopic cylinder 4 works to drive the welding gun 5 to move downwards to be attached to the joint of the low-pressure pipelines for welding, the pipe fixing rings 7 can be rotated to drive the low-pressure pipelines in the pipe fixing rings 7 to rotate so as to enlarge a welding area, and the compression spring 13 can press the triangular limiting fixing teeth 16 on the compression ring 14 into the grooves 15 on the pipe fixing rings 7 during rotation so as to fix the pipe fixing rings 7 in real time and further fix the rotated low-pressure pipelines, the rotation phenomenon of the low-pressure pipeline during welding is avoided.

In the present invention, the terms "mounting", "connecting", "fixing" and the like are used in a broad sense, for example, "connecting" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description herein, the appearances of the phrases "one embodiment," "some embodiments," "a specific embodiment," or the like, in various places throughout this specification are not necessarily all referring to the same embodiment or example, but rather to the same embodiment or example. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The low-pressure pipeline welding device comprises a device main body (1) and a welding assembly arranged at the rear edge of the upper end face of the device main body (1), and is characterized in that a bearing body (6) is arranged at the position, close to the front edge, of the upper end face of the device main body (1), a pipe fixing ring (7) is embedded in the bearing body (6), a fixing column (19) is installed at the upper end face of the pipe fixing ring (7) in a penetrating mode in a fitting mode, an upper fixing ring (17) is embedded at the lower end portion of the fixing column (19), a lower fixing ring (11) is embedded at the inner bottom face of the pipe fixing ring (7), a fixing spring (18) is wound on the outer side of the fixing column (19), the fixing spring (18) is located between the pipe fixing ring (7) and the upper fixing ring (17), a fixing block (9) extends from the outer side of the bearing body (6), a limiting column (12) is installed at the side face of the fixing block (9) in a penetrating mode, the end part of the limiting column (12) is inlaid with a compression ring (14), a plurality of groups of triangular limiting and fixing teeth (16) extend from the side surface of the compression ring (14), and the triangular limiting and fixing teeth (16) are attached to the side surface of the pipe fixing ring (7) in a penetrating mode.

2. A low-pressure pipe welding device as claimed in claim 1, wherein the welding assembly comprises a bearing frame (2) extending at the rear edge of the upper end face of the device main body (1), a telescopic cylinder (4) is installed on the upper end face of the bearing frame (2) in a penetrating manner, a carriage (3) is embedded in the end part of the telescopic cylinder (4), and a welding gun (5) is fixedly installed on the lower end face of the carriage (3).

3. A low pressure pipe welding device according to claim 2, characterized in that the bearing frame (2) is fitted and penetrated in the carriage (3), and a pipe supporting ring (8) is installed on the side of the upper end surface bearing body (6) of the device main body (1).

4. A low-pressure pipe welding device as claimed in claim 1, characterized in that a compression spring (13) is wound around the outside of the limiting column (12), said compression spring (13) being located between the fixing block (9) and the compression ring (14).

5. A low-pressure pipe welding device as claimed in claim 1, wherein a groove (15) is formed in the side surface of the pipe fixing ring (7), and the triangular limiting fixing teeth (16) are attached to the inside of the groove (15).

6. A low-pressure pipe welding device as claimed in claim 1, characterized in that said upper fixing ring (17) is located directly above said lower fixing ring (11), and a traction ring (10) extends from both the side surface of said upper fixing ring (17) and the side surface of said lower fixing ring (11).