Pipeline connecting device

Abstract

The utility model discloses a pipeline connecting device, and relates to the field of pipeline installation. The pipeline connecting device comprises a mounting pipe and two connecting pipes, the two connecting pipes are symmetrically distributed on the left side and the right side of the mounting pipe, circular rings are fixedly connected to the sides, close to the mounting pipe, of the circumferential faces of the connecting pipes, and the circular rings and the side faces, close to the mounting pipe, of the connecting pipes are located on the same vertical plane. The side face of the circular ring is fixedly connected with a clamping block, the circumferential face of the connecting pipe is fixedly connected with a fixing rod, the fixing rod and the clamping block are distributed in a 180-degree mode, the side face of the connecting pipe is slidably connected with a sliding circular ring through the fixing rod, and the inner diameter and the outer diameter of the sliding circular ring are the same as those of the circular ring. According to the utility model, the clamping block is matched with the fixing groove, so that the mounting pipe is fixedly connected with the connecting pipe, the sealing plug is matched with the clamping groove, so that the connection of the pipelines is sealed, and the pipelines are connected by using the mounting pipe and the connecting pipe, thereby being convenient to disassemble and assemble.

Description

Technical Field

[0001] The utility model relates to the field of pipeline installation, in particular to a pipeline connecting device. Background Art

[0002] In today's life, the use of refrigeration equipment is increasing, and the demand for pipes required in the production and manufacturing process of refrigeration equipment such as air conditioners and refrigerators has also increased accordingly. The refrigeration equipment has high requirements for the connection sealing and safety of the pipes, so a pipe connecting device is needed. The existing pipe connection heats and melts the axial outer surface and the butt surface of the two butt plastic pipes, and heats and melts the axial inner surface of the two butt plastic pipes, and then wraps the butt joint of the two plastic pipes with a pipe sleeve, and then cools and solidifies to achieve the purpose of sealing. This connection method usually requires the use of a warm electric heating plate for heating and melting, which not only consumes electricity and has high cost, but also is difficult to repair and replace if the connection is damaged. Utility Model Content

[0003] The utility model aims to solve the shortcomings in the prior art and provides a pipeline connecting device.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a pipeline connection device, comprising a mounting pipe and a connecting pipe, characterized in that: the number of the connecting pipes is two and they are symmetrically distributed on the left and right sides of the mounting pipe, a circular ring is fixedly connected to the side of the circumferential surface of the connecting pipe close to the mounting pipe, the circular ring and the side of the connecting pipe close to the mounting pipe are located on the same vertical plane, a clamping block is fixedly connected to the side of the circular ring, a fixing rod is fixedly connected to the circumferential surface of the connecting pipe, the fixing rod and the clamping block are distributed at 180 degrees, a sliding circular ring is slidably connected to the side of the connecting pipe through the fixing rod, a sealing plug is fixedly connected to the side of the sliding circular ring, and the size of the sealing plug is consistent with that of the clamping block;

[0005] The mounting tube is provided with a clamping groove on the left and right end surfaces, and an annular groove is provided inside the mounting tube. The annular groove is located on the side of the clamping groove away from the corresponding end surface of the mounting tube, and the mounting tube is provided with a fixing groove distributed at 180° with the clamping groove.

[0006] As a further description of the above technical solution:

[0007] The circular ring is fixedly connected to one side of the fixing rod close to the end surface of the mounting tube.

[0008] As a further description of the above technical solution:

[0009] The card block is consistent with the card slot in width and height.

[0010] As a further description of the above technical solution:

[0011] The size of the clamping block is consistent with that of the fixing slot.

[0012] As a further description of the above technical solution:

[0013] The sealing plug is made of rubber.

[0014] As a further description of the above technical solution:

[0015] The outer diameter of the ring is equal to the inner diameter of the installation tube.

[0016] As a further description of the above technical solution:

[0017] The clamping groove is communicated with the annular groove, and the annular groove is communicated with the fixing groove.

[0018] The utility model has the following beneficial effects:

[0019] In the utility model, the installation pipe and the connecting pipe are connected and fixed by the cooperation of the clamping block and the fixing groove, and the connection of the pipeline is sealed by the cooperation of the sealing plug and the clamping groove, so as to avoid water leakage after the pipeline is connected. The installation pipe and the connecting pipe are used to connect the pipeline, which is convenient for disassembly and installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is an exploded view of a pipeline connection device proposed by the utility model;

[0021] Figure 2 A schematic diagram of the three-dimensional structure of a connecting pipe of a pipeline connecting device proposed by the utility model;

[0022] Figure 3 A schematic diagram of the three-dimensional structure of a pipeline of a pipeline connecting device proposed by the utility model;

[0023] Figure 4 This is a front cross-sectional view of a pipeline of a pipeline connecting device proposed by the utility model;

[0024] Figure 5 The utility model provides a side cross-sectional view of a pipeline of a pipeline connecting device.

[0025] Legend:

[0026] 1. Mounting tube; 2. Connecting tube; 3. Ring; 4. Block; 5. Fixing rod; 6. Sliding ring; 7. Sealing plug; 8. Slot; 9. Annular groove; 10. Fixing groove. DETAILED DESCRIPTION

[0027] 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.

[0028] Reference Figure 1-5 , the utility model provides an embodiment: a pipeline connection device, including a mounting tube 1 and a connecting tube 2, the number of connecting tubes 2 is two and they are symmetrically distributed on the left and right sides of the mounting tube 1, a circular ring 3 is fixedly connected to the side of the circumferential surface of the connecting tube 2 close to the mounting tube 1, the circular ring 3 and the side of the connecting tube 2 close to the mounting tube 1 are located on the same vertical plane, a clamping block 4 is fixedly connected to the side of the circular ring 3, a fixing rod 5 is fixedly connected to the circumferential surface of the connecting tube 2, the fixing rod 5 and the clamping block 4 are distributed at 180°, a sliding circular ring 6 is slidably connected to the side of the connecting tube 2 through the fixing rod 5, the sliding circular ring 6 can slide left and right on the circumferential surface of the connecting tube 2 along the fixing rod 5, the inner and outer diameters of the sliding circular ring 6 are the same as those of the circular ring 3, a sealing plug 7 is fixedly connected to the side of the sliding circular ring 6, the sealing plug 7 is made of rubber, and the size of the sealing plug 7 is consistent with the clamping block 4;

[0029] A clamping groove 8 is provided on the left and right end surfaces of the mounting tube 1, an annular groove 9 is provided inside the mounting tube 1, and the annular groove 9 is located on the side of the clamping groove 8 away from the corresponding end surface of the mounting tube 1. A fixing groove 10 is provided on the mounting tube 1 and is distributed at 180° with the clamping groove 8.

[0030] Working principle: Connect the pipeline to the connecting pipe 2, insert the connecting pipe 2 into the installation pipe 1, send the clamping block 4 on the connecting pipe 2 into the annular groove 9 through the corresponding clamping groove 8, rotate the connecting pipe 2 to drive the clamping block 4 to rotate in the annular groove 9, when the sealing plug 7 is rotated to the position of the clamping groove 8, pull the connecting pipe 2 outward, clamp the clamping block 4 into the fixed groove 10, and then push the rubber sliding ring 6 and the sealing plug 7 to the corresponding pipe opening for sealing.

[0031] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A pipeline connection device, characterized in that: It comprises a mounting tube (1) and a connecting tube (2), wherein the connecting tubes (2) are two in number and are symmetrically distributed on the left and right sides of the mounting tube (1); a circular ring (3) is fixedly connected to the side of the circumferential surface of the connecting tube (2) close to the mounting tube (1); the circular ring (3) and the side of the connecting tube (2) close to the mounting tube (1) are located on the same vertical plane; a clamping block (4) is fixedly connected to the side of the circular ring (3); a fixing rod (5) is fixedly connected to the circumferential surface of the connecting tube (2); the fixing rod (5) and the clamping block (4) are distributed at 180 degrees; a sliding circular ring (6) is slidably connected to the side of the connecting tube (2) through the fixing rod (5); the inner and outer diameters of the sliding circular ring (6) are the same as those of the circular ring (3); a sealing plug (7) is fixedly connected to the side of the sliding circular ring (6); the size of the sealing plug (7) is consistent with that of the clamping block (4); The mounting tube (1) has a clamping groove (8) on its left and right end surfaces, an annular groove (9) inside the mounting tube (1), the annular groove (9) being located on a side of the clamping groove (8) away from the end surface of the mounting tube (1), and a fixing groove (10) which is distributed at 180 degrees with the clamping groove (8) is provided on the inner wall of the mounting tube (1).

2. A pipe connection device according to claim 1, characterized in that: The circular ring (3) is fixedly connected to one side of the fixing rod (5) close to the end surface of the mounting tube (1).

3. A pipe connection device according to claim 1, characterized in that: The card block (4) and the card slot (8) have the same width and height.

4. A pipe connection device according to claim 1, characterized in that: The clamping block (4) and the fixing groove (10) are of the same size.

5. A pipe connection device according to claim 1, characterized in that: The sealing plug (7) is made of rubber.

6. A pipe connection device according to claim 1, characterized in that: The outer diameter of the circular ring (3) is equal to the inner diameter of the mounting tube (1).

7. A pipe connection device according to claim 1, characterized in that: The clamping groove (8) is communicated with the annular groove (9), and the annular groove (9) is communicated with the fixing groove (10).

Images