HDPE water supply pipe

Abstract

The utility model provides an HDPE water supply pipe, and relates to the technical field of HDPE pipes. The HDPE water supply pipe comprises a pipe body, a first notch is formed in the outer side of one end of the pipe body, a second notch is formed in the inner wall of the end, away from the first notch, of the pipe body, and a first sealing ring and a second sealing ring are installed in the first notch and the second notch correspondingly; an abutting assembly is arranged on the outer side of the pipe body and used for being matched with the first notch and the second notch to extrude the first sealing ring and the second sealing ring. According to the HDPE water supply pipe, the first notch and the second notch which are used in cooperation are formed in the pipe body, the first sealing ring and the second sealing ring are arranged in the first notch and the second notch correspondingly, meanwhile, the abutting assembly is arranged on the outer side of the pipe body, and the first sealing ring and the second sealing ring are extruded through the action of the abutting assembly, so that the first sealing ring and the second sealing ring generate elastic deformation; therefore, the sealing ring is filled in a gap between the two pipe bodies, the purpose of improving the sealing effect is achieved, and practical application is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of HDPE pipes, in particular to a HDPE water supply pipe. Background Art

[0002] HDPE water pipes are made from high-density polyethylene (HDPE). HDPE is a thermoplastic with many excellent properties, making it an ideal material for water pipes. When using HDPE water pipes, they are often required to connect multiple pieces due to long transport distances.

[0003] After searching, a Chinese patent discloses an HDPE water supply pipe (authorization announcement number CN217272735U), which includes a pipe body, a connecting pipe fixedly connected to the inside of the pipe body, a limiting groove provided on the connecting pipe, an internal threaded ring fixedly connected to the inside of the pipe body, an elastic plate fixedly connected to the inside of the internal threaded ring, a limiting column fixedly connected to the elastic plate, a baffle fixedly connected to the inside of the internal threaded ring, the baffle is slidably connected to the limiting column, and a heat dissipation groove is provided on the pipe body.

[0004] When in use, this patented technology only limits the connection of the pipeline through the limiting column and the limiting groove. Although a sealing ring is provided inside, in fact, the sealing ring can play a sealing role only when it is squeezed and elastically deformed, thereby filling the internal gap of the pipe and achieving the sealing effect. However, this patent does not produce any squeezing effect on the sealing ring. Therefore, after the two pipelines are connected, the sealing effect of the connection is poor, which is not conducive to practical application.

[0005] Therefore, those skilled in the art provide a HDPE water supply pipe to solve the problems raised in the above background technology. Utility Model Content

[0006] In view of the deficiencies of the prior art, the present invention provides a HDPE water supply pipe, which solves the problem of poor sealing effect at the joint after two pipes are butt-jointed in the prior art mentioned in the above background art.

[0007] To achieve the above objectives, the present invention is implemented through the following technical solutions: an HDPE water supply pipe, comprising a pipe body, a notch 1 being formed on the outer side of one end of the pipe body, a notch 2 being formed on the inner wall of the end of the pipe body away from the notch 1, a first sealing ring and a second sealing ring being installed inside the notch 1 and the notch 2, respectively;

[0008] The outer side of the tube body is provided with a pressing component, and the pressing component is used to cooperate with the first and second gaps to squeeze the first sealing ring and the second sealing ring.

[0009] Through the technical scheme, the gap one and the gap two are arranged in the inside of the pipe body and are used in cooperation, the first sealing ring and the second sealing ring are arranged in the inside of the gap one and the gap two respectively, the abutting assembly is arranged on the outside of the pipe body, the first sealing ring and the second sealing ring are extruded by the abutting assembly, the elastic deformation is generated, the first sealing ring and the second sealing ring are filled in the gap between the two pipe bodies, and the sealing effect is increased.

[0010] Preferably, the abutting assembly comprises a fixed block, an L-shaped fixed plate, a fastening screw and an L-shaped extruding block, the fixed block is equidistantly arranged on the outside of the pipe body and away from one end of the gap one, the L-shaped fixed plate is equidistantly arranged on the outside of the pipe body and away from one end of the fixed block, the number of the L-shaped fixed plate is same as that of the fixed block, the fastening screw is threadedly connected on the L-shaped fixed plate, the L-shaped extruding block is rotatably connected on one end of the fastening screw, one end of the L-shaped extruding block is slidably connected with the inner wall of the L-shaped fixed plate, and the bottom of the L-shaped extruding block and the top of the fixed block are both provided with inclined surfaces matched with each other.

[0011] Through the technical scheme, when the fastening screw rotates, the L-shaped extruding block moves in the inside of the L-shaped fixed plate, and the inclined surface of the bottom of the L-shaped extruding block and the inclined surface of the top of the fixed block are used in cooperation, so that the fixed block drives the corresponding pipe body to move to the other pipe body, the two pipe bodies are extruded, the first sealing ring in the gap one and the second sealing ring in the gap two are extruded, the elastic deformation is generated, the first sealing ring and the second sealing ring are filled in the gap between the two pipe bodies, the sealing effect is increased, and the actual application is facilitated.

[0012] Preferably, one end of the fastening screw away from the L-shaped extruding block is provided with an adjusting knob.

[0013] Through the technical scheme, the adjusting knob can better rotate the fastening screw.

[0014] Preferably, one end of the pipe body away from the gap two is equidistantly provided with a positioning block, and one end of the pipe body away from the positioning block is equidistantly provided with a positioning groove matched with the positioning block.

[0015] Through the technical scheme, the cooperation between the positioning block and the positioning groove can prevent the two pipe bodies from rotating after being connected, and can better preliminarily position the connection between the two pipe bodies.

[0016] Preferably, the pipe body is composed of a base layer, a permeation prevention layer and a heat conduction layer, and the permeation prevention layer is arranged between the base layer and the heat conduction layer.

[0017] Preferably, the base layer is made of high-density polyethylene material, the anti-permeation layer is made of chloroprene rubber material, and the heat-conducting layer is made of heat-conducting silicone material.

[0018] Through the above technical solution, the thermal conductivity of the pipe body can be increased by utilizing the heat-conducting layer, thereby increasing the heat dissipation effect when the pipe body transports hot fluid, thereby extending the service life of the pipe body.

[0019] The utility model provides a HDPE water supply pipe, which has the following beneficial effects:

[0020] The HDPE water supply pipe is provided with a notch 1 and a notch 2 which cooperate with each other inside the pipe body, and a first sealing ring and a second sealing ring are provided inside the two notches respectively. At the same time, a tightening component is provided on the outside of the pipe body. The first sealing ring and the second sealing ring are squeezed by the tightening component to produce elastic deformation, so that they are filled in the gap between the two pipe bodies, thereby achieving the purpose of increasing the sealing effect, which is beneficial to practical application. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the disassembled structure of the first sealing ring and the second sealing ring in the first viewing angle of the present invention;

[0023] Figure 3 This is a schematic diagram of the disassembled structure of the first sealing ring and the second sealing ring from a second viewing angle of the present invention;

[0024] Figure 4 This is a schematic diagram of the connection state of the utility model;

[0025] Figure 5 for Figure 4 Schematic diagram of the cross-section state;

[0026] Figure 6 for Figure 5 Enlarged view of point A in the middle;

[0027] Figure 7 This is a schematic diagram of the internal structure of the tube body of the present utility model.

[0028] In the figure: 1. Tube body; 101. Base layer; 102. Anti-permeability layer; 103. Heat-conducting layer; 2. Notch 1; 3. Notch 2; 4. First sealing ring; 5. Second sealing ring; 6. Fixing block; 7. L-shaped fixing plate; 8. Fastening screw; 9. L-shaped extrusion block; 10. Positioning block; 11. Positioning groove. DETAILED DESCRIPTION

[0029] The utility model is further described in detail below with reference to the drawings and examples.

[0030] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 The utility model provides a kind of HDPE water supply pipe material, including pipe body 1, the outside of one end of pipe body 1 is equipped with gap one 2, the inner wall of one end of pipe body 1 away from gap one 2 is equipped with gap two 3.The size of gap one 2 and gap two 3 mutually cooperate, it is convenient to better use butt joint.Gap one 2 and gap two 3 are respectively equipped with first sealing ring 4 and second sealing ring 5, using first sealing ring 4 and second sealing ring 5, the sealing effect between two pipe bodies 1 after butt joint can be increased.

[0031] The outside of pipe body 1 away from one end of gap two 3 is equidistantly installed with positioning block 10, the outside of pipe body 1 away from one end of positioning block 10 is equidistantly equipped with the positioning groove 11 used in cooperation with positioning block 10, using the cooperation between positioning block 10 and positioning groove 11, two pipe bodies 1 will not be rotated after butt joint, and simultaneously better preliminary positioning operation can be carried out to the butt joint between two pipe bodies 1.

[0032] Pipe body 1 is composed of base layer 101, impermeable layer 102 and heat conducting layer 103.Impermeable layer 102 is arranged between base layer 101 and heat conducting layer 103.Base layer 101 is made of high-density polyethylene material, impermeable layer 102 is made of neoprene material, and heat conducting layer 103 is made of heat-conducting silica gel material.Using heat conducting layer 103 can increase the heat conduction performance of pipe body 1, thereby increasing the heat dissipation effect when pipe body 1 transports hot fluid, and further prolonging the service life of pipe body 1.

[0033] In one aspect of the embodiment, the outer side of the pipe body 1 is provided with a pressing assembly for pressing the first and second sealing rings 4 and 5 in cooperation with the gap one 2 and the gap two 3. The pressing assembly comprises a fixed block 6, an L-shaped fixed plate 7, a fastening screw 8 and an L-shaped pressing block 9. The fixed block 6 is installed equidistantly on the outer side of the pipe body 1 away from one end of the gap one 2. The L-shaped fixed plate 7 is installed equidistantly on the outer side of the pipe body 1 away from one end of the fixed block 6, and the number of the L-shaped fixed plate 7 is the same as that of the fixed block 6. The fastening screw 8 is threadedly connected to the L-shaped fixed plate 7. The L-shaped pressing block 9 is rotatably connected to one end of the fastening screw 8, and the other end of the fastening screw 8 is provided with an adjusting knob for better rotation of the fastening screw 8. One end of the L-shaped pressing block 9 is slidably connected to the inner wall of the L-shaped fixed plate 7, and the rotation of the fastening screw 8 can drive the L-shaped pressing block 9 to move in the L-shaped fixed plate 7. The bottom of the L-shaped pressing block 9 and the top of the fixed block 6 are both provided with inclined surfaces matched with each other, and the inclined surface of the bottom of the L-shaped pressing block 9 is slidably connected to the inclined surface of the top of the fixed block 6. When the fastening screw 8 is rotated, the L-shaped pressing block 9 moves in the L-shaped fixed plate 7, and the inclined surface of the bottom of the L-shaped pressing block 9 is used in cooperation with the inclined surface of the top of the fixed block 6 to push the fixed block 6 to drive the corresponding pipe body 1 to move to the other pipe body 1, thereby achieving the purpose of pressing the two pipe bodies 1, and the first sealing ring 4 in the gap one 2 and the second sealing ring 5 in the gap two 3 are pressed to be elastically deformed, so as to fill the gap between the two pipe bodies 1, thereby achieving the purpose of increasing the sealing effect, which is beneficial to practical application.

[0034] Working principle:

[0035] In use, first, the positioning block 10 at one end of the first pipe body 1 is inserted into the positioning groove 11 at one end of the second pipe body 1 to align the gap one 2 with the gap two 3, and the first and second sealing rings 4 and 5 are used to increase the sealing effect between the two pipe bodies 1 after being connected.

[0036] Then the adjusting knob drives the fastening screw 8 to rotate, and when the fastening screw 8 is rotated, the L-shaped pressing block 9 moves in the L-shaped fixed plate 7, and the inclined surface of the bottom of the L-shaped pressing block 9 is used in cooperation with the inclined surface of the top of the fixed block 6 to push the fixed block 6 to drive the corresponding pipe body 1 to move to the other pipe body 1, thereby achieving the purpose of pressing the two pipe bodies 1, and the first sealing ring 4 in the gap one 2 and the second sealing ring 5 in the gap two 3 are pressed to be elastically deformed, so as to fill the gap between the two pipe bodies 1, thereby achieving the purpose of increasing the sealing effect, which is beneficial to practical application.

[0037] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An HDPE water service pipe comprising a pipe body (1), characterised in that, The outer side of one end of the pipe body (1) is provided with a notch one (2), the inner wall of the end of the pipe body (1) away from the notch one (2) is provided with a notch two (3), the inner part of the notch one (2) and the notch two (3) is respectively provided with a first sealing ring (4) and a second sealing ring (5); The outer side of the pipe body (1) is provided with a pressing assembly, which is used for extruding the first sealing ring (4) and the second sealing ring (5) in cooperation with the notch one (2) and the notch two (3).

2. The HDPE water service pipe of claim 1, wherein: The pressing assembly comprises a fixed block (6), an L-shaped fixed plate (7), a fastening screw (8) and an L-shaped extrusion block (9), the fixed block (6) is equidistantly installed on the outer side of the pipe body (1) and away from one end of the notch one (2), the L-shaped fixed plate (7) is equidistantly installed on the outer side of the pipe body (1) and away from one end of the fixed block (6), the number of the L-shaped fixed plate (7) is same as that of the fixed block (6), the fastening screw (8) is threadedly connected on the L-shaped fixed plate (7), the L-shaped extrusion block (9) is rotatably connected on one end of the fastening screw (8), one end of the L-shaped extrusion block (9) is slidably connected with the inner wall of the L-shaped fixed plate (7), the bottom of the L-shaped extrusion block (9) and the top of the fixed block (6) are both provided with mutually matched inclined surfaces, and the inclined surface of the bottom of the L-shaped extrusion block (9) is slidably connected with the inclined surface of the top of the fixed block (6).

3. The HDPE water service pipe of claim 2, wherein: One end of the fastening screw (8) away from the L-shaped extrusion block (9) is provided with an adjusting knob.

4. The HDPE water service pipe of claim 1, wherein: The outer side of the pipe body (1) is equidistantly provided with a positioning block (10) away from one end of the notch two (3), and the outer side of the pipe body (1) is equidistantly provided with a positioning groove (11) away from one end of the positioning block (10).

5. The HDPE water service pipe of claim 1, wherein: The pipe body (1) is composed of a base layer (101), a permeation prevention layer (102) and a heat conduction layer (103), and the permeation prevention layer (102) is arranged between the base layer (101) and the heat conduction layer (103).

6. The HDPE water service pipe of claim 5, wherein: The base layer (101) is made of high-density polyethylene material, the permeation prevention layer (102) is made of chloroprene rubber material, and the heat conduction layer (103) is made of heat-conducting silica gel material.

Images