CN218208433U

CN218208433U - HDPE pipeline that high rigidity low melting droops

Info

Publication number: CN218208433U
Application number: CN202222320837.7U
Authority: CN
Inventors: 胡大永
Original assignee: Jiangsu Peida Plastic Co ltd
Current assignee: Jiangsu Peida Plastic Co ltd
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2023-01-03
Anticipated expiration: 2032-09-01

Abstract

The utility model discloses a HDPE pipeline with high hardness and low sag, which comprises a first pipe body, wherein one side of the first pipe body is provided with a second pipe body, one end of the inner side of the first pipe body is provided with a threaded connector for connection, one end of the inner side of the second pipe body is provided with a threaded connecting sleeve in threaded connection with the threaded connector, a fastening mechanism for connection and fastening is arranged outside the joint of the first pipe body and the second pipe body, and the surfaces of the first pipe body and the second pipe body are both provided with a coating mechanism; this HDPE pipeline that hangs down of high rigidity hypoid possesses the stronger characteristics of articulate, and external connection department is equipped with the leak-proof performance of fastening, and device mechanism convenient to detach and erection joint, connection performance between first body and the second body can increase the portable performance of connecting the installation of device, and fastening part laminating is at two body outer walls when fastening mechanism carries out the fastening, avoids producing the gap, and liquid is excessive when leading to inside circulation liquid.

Description

High-hardness low-sag HDPE (high-density polyethylene) pipeline

Technical Field

The utility model relates to a HDPE pipeline correlation technique field specifically is a HDPE pipeline of low sag of high rigidity.

Background

In recent years, after undergoing an industrialization high-speed development stage in the plastic pipeline industry in China, polyethylene pipes are widely applied to the fields of municipal water supply, municipal drainage, building drainage, town gas and the like, and the competition caused by capacity expansion of the polyethylene industry in China, the polyethylene pipe industry belongs to basic and energy-intensive industries, is greatly influenced by demand and energy price, and is also a basic chemical raw material, so that the polyethylene pipe is closely related to economic development.

The utility model provides a HDPE pipeline of resistant mar low melting point hangs down in current notice number is CN202220877937.7, including the pipeline body, the outside middle section position cover of pipeline body is equipped with the tube socket, and the outer wall surface of pipeline body is provided with the louvre, the orificial outside in upper and lower both ends of pipeline body is provided with the mouth of pipe guard ring, and the both ends of pipeline body settle has the interface that is used for the pipeline butt joint, the annular has been seted up to the surface of interface, and is connected with the running-on that is used for connecting the orificial cuff of pipeline body to the integration in the middle of the upper and lower both sides of interface, the surface of running-on is seted up flutedly, and the below cover of the recess on running-on surface has been connect the sealing washer, the inside integration of pipeline body is provided with the inner tube, and this utility model improves to the connection performance of pipeline body, but to the high hardness performance of pipeline itself and low melting point hang down exist not enough, and carry out hardness to increase coating material use to the body clearly and inadequately, consequently can lead to the crushing resistance and the performance of this kind of pipeline when using poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a HDPE pipeline of high rigidity low sag to solve present high rigidity performance and the low sag property aspect of the pipeline itself that proposes in the above-mentioned background art and exist not enough, carry out hardness to the body and increase the coating material and use not clear and definite enough, consequently can lead to the crushing resistance of this type of pipeline when using and the low sag property poor problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a HDPE pipeline of high rigidity low melting point hangs down, includes first body, one side of first body is provided with the second body, the inboard one end of first body is provided with the threaded connection head that is used for connecting, the inboard one end of second body is provided with the threaded connection cover with threaded connection head threaded connection, the junction outside of first body and second body is provided with the fastening device who is used for connecting the fastening, the surface of first body and second body all is provided with coating mechanism.

Preferably, the surfaces of the first pipe body and the second pipe body are respectively provided with a pipe sleeve, and the pipe sleeves are fixedly adhered to the surfaces of the first pipe body and the second pipe body.

Preferably, the pipe sleeve is made of polyurethane foam, and the surface of the pipe sleeve is provided with concave and convex threads.

Preferably, fastening device includes tighrening ring, connecting axle, built-in pad, connecting block and bolt, the tighrening ring is installed respectively in the outer wall both sides of first body, and the inboard junction that covers first body and second body of tighrening ring, two connecting axle fixed connection is all passed through to the one end of tighrening ring, the inner wall of tighrening ring is provided with built-in pad, built-in pad is the anti-overflow pad, and built-in pad side material is rubber, the top welding of tighrening ring has connecting block, two the connecting block is used bolt through connection fastening.

Preferably, the coating mechanism comprises a hardness layer, a heat insulation layer, a low-melting layer, an anticorrosive layer and a slip layer, wherein the hardness layer is the surface of the first pipe body, the heat insulation layer is arranged on the inner side of the hardness layer, the low-melting layer is arranged on the inner side of the heat insulation layer, the anticorrosive layer is arranged on the surface of the hardness layer, and the slip layer is arranged on the inner side of the low-melting layer.

Preferably, the hardness layer is made of stainless steel, the thermal insulation layer is made of aerogel, the low-melting layer is made of polyethylene, the anticorrosive layer is made of polypropylene finish paint, and the slip layer is made of epoxy resin.

Compared with the prior art, the beneficial effects of the utility model are that:

1. according to the high-hardness low-sag HDPE pipeline, the pipe sleeves are additionally arranged outside the first pipe body and the second pipe body, so that the external hardness of the pipe body can be increased when the pipe body is used, the pressure resistance of the outside of the pipe body is increased, and the high-hardness characteristic is improved when the pipe body is used;

2. this HDPE pipeline of high rigidity low sag adopts the stainless steel to increase the hardness through body itself, and inside insulating layer and low melting layer are favorable to increasing the low sag property of pipeline itself, can more clearly and definitely the characteristic of body.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the cross-sectional structure of the pipeline of the present invention;

FIG. 3 is a schematic structural view of the coating mechanism of the present invention;

fig. 4 is a schematic view of the outer surface structure of the first tube of the present invention.

In the figure: 1. a first pipe body; 101. pipe sleeve; 2. a second tube; 3. a threaded connector; 4. a threaded connection sleeve; 5. a fastening mechanism; 501. a fastening ring; 502. a connecting shaft; 503. a built-in pad; 504. connecting blocks; 505. a bolt; 6. a coating mechanism; 601. a hardness layer; 602. a thermal insulation layer; 603. a low-melting layer; 604. an anticorrosive layer; 605. and a slip layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a high-hardness low-sag HDPE pipeline comprises a first pipe body 1, wherein pipe sleeves 101 are arranged on the surfaces of the first pipe body 1 and a second pipe body 2, the pipe sleeves 101 are fixedly adhered to the surfaces of the first pipe body 1 and the second pipe body 2, the material of the pipe sleeves 101 is polyurethane foam, concave and convex threads are arranged on the surface of the pipe sleeves 101, the second pipe body 2 is arranged on one side of the first pipe body 1, a threaded connector 3 for connection is arranged at one end of the inner side of the first pipe body 1, a threaded connecting sleeve 4 in threaded connection with the threaded connector 3 is arranged at one end of the inner side of the second pipe body 2, a fastening mechanism 5 for connection and fastening is arranged outside the joint of the first pipe body 1 and the second pipe body 2, and the fastening mechanism 5 comprises a fastening ring 501, a connecting shaft 502, a built-in pad 503, a connecting block 504 and a bolt 505, the fastening rings 501 are respectively installed on two sides of the outer wall of the first pipe body 1, the inner sides of the fastening rings 501 cover the joint of the first pipe body 1 and the second pipe body 2, one ends of the two fastening rings 501 are fixedly connected through a connecting shaft 502, the inner walls of the fastening rings 501 are provided with built-in pads 503, the built-in pads 503 are anti-overflow pads, the side materials of the built-in pads 503 are rubber, the top end of the fastening rings 501 are welded with connecting blocks 504, the two connecting blocks 504 are fixedly connected through bolts 505, the pipe sleeves 101 are additionally arranged on the outer portions of the first pipe body 1 and the second pipe body 2, the external hardness of the pipe body during use can be increased, the external pressure resistance of the pipe body during use can be increased, the high hardness characteristic of the pipe body during use is improved, and the connection performance between the first pipe body 1 and the second pipe body 2 can be increased for the portable connection and installation performance of the device;

the coating mechanism 6 is arranged on the surfaces of the first pipe body 1 and the second pipe body 2, the coating mechanism 6 comprises a hardness layer 601, a thermal insulation layer 602, a low melting layer 603, an anticorrosion layer 604 and a slip layer 605, the hardness layer 601 is the surface of the first pipe body 1, the thermal insulation layer 602 is arranged on the inner side of the hardness layer 601, a low melting layer 603 is arranged on the inner side of the thermal insulation layer 602, the anticorrosion layer 604 is arranged on the surface of the hardness layer 601, the slip layer 605 is arranged on the inner side of the low melting layer 603, the hardness layer 601 is made of stainless steel, the thermal insulation layer 602 is made of aerogel, the low melting layer 603 is made of polyethylene, the anticorrosion layer 604 is made of polypropylene finish paint, the slip layer 605 is made of epoxy resin, the pipe body is made of stainless steel to increase hardness, the low sagging property of the pipe body can be increased beneficially by the inside thermal insulation layer 602 and the low melting layer 603, the characteristics of the pipe body can be more definite, the anticorrosion layer 604 on the surface of the pipe body is made of polypropylene finish paint, the outer surface of the pipe body can be subjected to anticorrosion treatment, the service life of the pipe body can be prolonged, and the slip layer 605 on the inner wall of the pipe body can effectively achieve the performance of increasing the flow rate of liquid flow rate inside the pipe body.

The working principle is as follows: for the HDPE pipeline with high hardness and low melting point, the opposite ends of the first pipe body 1 and the second pipe body 2 are butted, the threaded connector 3 is rotatably installed in the threaded connecting sleeve 4 until the two pipe bodies are tightly connected together, then the fastening ring 501 is tightly attached to the outer wall of the joint of the two pipe bodies through the movement of the connecting shaft 502, then the bolt 505 penetrates through the surface of the connecting block 504 and is fastened, the built-in pad 503 on the inner wall of the fastening ring 501 is attached to the outer walls of the two pipe bodies while fastening, so that the liquid is prevented from overflowing when the liquid flows inside, the pipe sleeve 101 is additionally arranged outside the first pipe body 1 and the second pipe body 2, can increase the outside hardness when using of body itself, increase the outside compressive property of body, promote the high rigidity characteristic when using, the connection performance between first body 1 and the second body 2 can increase the portable performance of connecting the installation of device, body itself adopts the stainless steel to increase the hardness, inside insulating layer 602 and low melting layer 603 are favorable to increasing the low flagging nature of pipeline itself, can make clear more the characteristic of body, the anticorrosive coating 604 on body surface sets up to the polypropylene finish paint, can carry out anticorrosive treatment to the body external surface, the life of extension body, body inner wall increases sliding layer 605 can effectively realize the performance that increases the liquid flow rate to the internal portion of pipe, this is exactly the theory of operation of this high hardness low-flagging HDPE pipeline.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a HDPE pipeline of high rigidity low melting is hung down, its characterized in that, including first body (1), one side of first body (1) is provided with second body (2), the inboard one end of first body (1) is provided with threaded connection head (3) that are used for connecting, the inboard one end of second body (2) is provided with threaded connection cover (4) with threaded connection head (3) threaded connection, the junction outside of first body (1) and second body (2) is provided with fastening device (5) that are used for connecting the fastening, the surface of first body (1) and second body (2) all is provided with coating mechanism (6).

2. A high stiffness low sag HDPE pipe in accordance with claim 1 wherein: the surface of the first pipe body (1) and the surface of the second pipe body (2) are both provided with pipe sleeves (101), and the pipe sleeves (101) are fixedly adhered to the surfaces of the first pipe body (1) and the second pipe body (2).

3. A high stiffness low sag HDPE pipe in accordance with claim 2 wherein: the material of the pipe sleeve (101) is polyurethane foam, and the surface of the pipe sleeve (101) is provided with concave and convex threads.

4. A high stiffness low melt HDPE pipe as claimed in claim 1, characterized in that: fastening device (5) are including tighrening ring (501), connecting axle (502), built-in pad (503), connecting block (504) and bolt (505), tighrening ring (501) are installed respectively in the outer wall both sides of first body (1), and the junction of inboard cover first body (1) of tighrening ring (501) and second body (2), two the one end of tighrening ring (501) is all through connecting axle (502) fixed connection, the inner wall of tighrening ring (501) is provided with built-in pad (503), built-in pad (503) are the anti-overflow pad, and built-in pad (503) side material is rubber, the top welding of tighrening ring (501) has connecting block (504), two connecting block (504) are used bolt (505) through connection fastening.

5. A high stiffness low melt HDPE pipe as claimed in claim 1, characterized in that: the coating mechanism (6) comprises a hardness layer (601), a heat insulation layer (602), a low melting layer (603), an anticorrosion layer (604) and a slip increasing layer (605), wherein the hardness layer (601) is the surface of the first pipe body (1), the heat insulation layer (602) is arranged on the inner side of the hardness layer (601), the low melting layer (603) is arranged on the inner side of the heat insulation layer (602), the anticorrosion layer (604) is arranged on the surface of the hardness layer (601), and the slip increasing layer (605) is arranged on the inner side of the low melting layer (603).

6. A high stiffness low sag HDPE pipe according to claim 5, wherein: the material of the hardness layer (601) is stainless steel, the material of the thermal insulation layer (602) is aerogel, the material of the low-melting layer (603) is polyethylene, the material of the anticorrosion layer (604) is polypropylene finish paint, and the material of the slip layer (605) is epoxy resin.