CN216843479U

CN216843479U - High-compression-resistance plastic-lined composite pipe

Info

Publication number: CN216843479U
Application number: CN202220404096.8U
Authority: CN
Inventors: 江楷国
Original assignee: Guangzhou Fulitong Pipeline Equipment Co ltd
Current assignee: Guangzhou Fulitong Pipeline Equipment Co ltd
Priority date: 2022-02-26
Filing date: 2022-02-26
Publication date: 2022-06-28
Anticipated expiration: 2032-02-26

Abstract

The utility model discloses a compound pipe is moulded to high resistance to compression type lining relates to fluid transportation technical field. The utility model discloses a body, first connection pad, overcoat and second connection pad, body include inner tube, bayonet socket and sealing washer, and the inner tube has the sealing washer through bayonet socket swing joint, and a tip fixing of body has first connection pad, and a tip fixing of keeping away from first connection pad all around the body has the second connection pad, and the overcoat links together through flexible endotheca and body. The utility model discloses a set up body, first connection pad, overcoat and second connection pad, solved current lining and moulded compound union coupling part and take place easily to leak and receive the problem that external factor damaged in the use easily for the lining is moulded compound and is moulded the sealed effect of pipe and strengthen greatly when using, and is difficult to take place to damage when practical.

Description

High-compression-resistance plastic-lined composite pipe

Technical Field

The utility model belongs to the technical field of the fluid transportation, especially, relate to a high resistance to compression type lining plastic composite pipe.

Background

The plastic-lined pipe is based on a common carbon steel pipe, lined with thermoplastic plastics with excellent chemical properties, and formed by cold drawing compounding or rotational molding, has the characteristics of mechanical properties of the steel pipe, corrosion resistance of the plastic pipe, slow scaling and difficult growth of microorganisms, is an ideal pipeline for conveying media such as acid, alkali, salt, corrosive gas and the like, and still has the following defects in actual use:

1. in the actual use process of the existing plastic-lined composite pipe, the connecting part of two plastic-lined composite pipes is easy to leak, so that transported fluid flows out, the transport loss is aggravated, and the leaked substances are easy to pollute the environment;

2. after the existing plastic-lined composite pipe is put into use, the existing plastic-lined composite pipe is easily collided, extruded and scraped by the outside, so that the pipeline is deformed or the paint surface is damaged, and the pipeline is damaged more quickly.

Therefore, the existing plastic-lined composite pipe cannot meet the requirements in practical use, so that an improved technology is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a compound pipe is moulded to high resistance to compression type lining through setting up body, first connection pad, overcoat and second connection pad, has solved the problem that current compound union coupling part is moulded to lining takes place to leak easily and receives external factor to damage in the use easily.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a high resistance to compression type lining plastic composite pipe, including body, first connection pad, overcoat and second connection pad, the body includes inner tube, bayonet socket and sealing washer, the inner tube has the sealing washer through bayonet socket swing joint, a tip fixing of body has first connection pad, a tip fixing that first connection pad was kept away from to body week side has the second connection pad, the overcoat links together through flexible endotheca and body, the utility model discloses a body provides the fluid transport function, passes through the screw bolt and nut connection through first connection pad and second connection pad for two the utility model discloses link together, be protected the body through overcoat and flexible endotheca wherein, receive the damage when preventing the body from using.

Further, the body includes inner tube, bayonet socket, sealing washer and plastics inside lining, the bayonet socket has all been seted up at the both ends of inner tube, swing joint has the sealing washer in the bayonet socket that the inner tube is close to first flange one end, be fixed with the plastics inside lining on the inner wall of body, the body separates the fluid of wherein carrying and inner tube through the plastics inside lining, is two through the sealing washer the utility model discloses when linking together, increase the leakproofness at inner tube contact position.

Furthermore, the center of one end face of the first connecting disc and the center of one end face of the second connecting disc are both penetrated through and provided with fixing ports, and the first connecting disc and the second connecting disc are both fixed on the pipe body through the fixing ports.

Furthermore, the periphery of the first connecting disc is movably connected with a sealing sleeve, an inner groove is formed in the inner wall of the sealing sleeve, the sealing sleeve is movably connected with the first connecting disc through the inner groove, jacks are formed in one end face of the first connecting disc in an annular array mode, and the first connecting disc and the second connecting disc are sleeved together through the sealing sleeve after the first connecting disc and the second connecting disc are in contact during connection, so that the contact positions of the first connecting disc and the second connecting disc are sealed well.

Further, the mounting hole has been seted up with jack position correspondence on second connection pad and the first connection pad, it has the bolt to peg graft in the mounting hole, a bolt end threaded connection has the nut, inserts another after the mounting hole on the second connection pad through the bolt the utility model discloses in the jack on the first connection pad, fasten soon after screwing on the nut, can be with two the utility model discloses link together.

Furthermore, a soft inner sleeve is fixed on the inner wall of the outer sleeve, an elastic strip is fixed inside the soft inner sleeve, the soft inner sleeve is fixed on the periphery of the inner pipe between the first connecting disc and the second connecting disc, and the outer sleeve is matched with the soft inner sleeve, so that the damage to the pipe body in use is reduced.

The utility model discloses following beneficial effect has:

1. the utility model discloses a set up body, first connection pad and second connection pad, solved the problem that current lining plastic composite pipe coupling part takes place to leak easily, when in-service use, two the utility model discloses a first connection pad and the second connection pad that corresponds link together under the cooperation of bolt and nut, at this moment, two body contact part's gap is sealed through the sealing washer, and the gap between the first sealed dish of linking together and the second sealed dish seals through the seal cover, makes two the utility model discloses a coupling part is fully sealed.

2. The utility model discloses a set up body and overcoat, solved and received the problem of external factor damage easily in the current compound pipe use of lining plastic, installed and dropped into use the utility model discloses an overcoat prevents that hard article from scratching and draws the paint lacquer painting that causes the body surface impaired, through soft endotheca when using, receives the energy of striking, and partly is absorbed, slows down the deformation that the body received the striking and causes, makes the utility model discloses at the in-process that uses, the body part receives the damage that external factor influence caused littleer, and the impaired possibility of body is lower, has increased the safety in utilization.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a perspective view of the assembly structure of the present invention;

FIG. 2 is a perspective view of the tube body structure of the present invention;

FIG. 3 is a perspective view of the first connecting plate of the present invention;

FIG. 4 is a perspective view of the structure of the outer cover of the present invention;

fig. 5 is a perspective view of a second connection pad structure of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

100. a pipe body; 101. an inner tube; 102. a bayonet; 103. a seal ring; 104. a plastic liner; 200. a first splice tray; 201. a fixed port; 202. a jack; 203. sealing sleeves; 204. an inner tank; 300. a jacket; 301. a soft inner sleeve; 302. an elastic strip; 400. a second connecting disc; 401. mounting holes; 402. a bolt; 403. and a nut.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-5, the present invention relates to a high pressure-resistant plastic-lined composite pipe, which comprises a pipe body 100, a first connecting plate 200, an outer sleeve 300 and a second connecting plate 400, wherein the pipe body 100 comprises an inner pipe 101, a bayonet 102 and a sealing ring 103, the inner pipe 101 is movably connected with the sealing ring 103 through the bayonet 102, the inner pipe 101 provides a rigid support for a plastic lining 104 therein, the first connecting plate 200 is fixed at one end of the pipe body 100, the second connecting plate 400 is fixed at one end of the pipe body 100, which is far away from the first connecting plate 200, the first connecting plate 200 is matched and connected with the second connecting plate 400 on the adjacent pipe body 100, make two through the bolt 402 on the second connection pad 400 on the adjacent body 100 the utility model discloses link together, overcoat 300 links together through soft endotheca 301 and body 100, and under the effect of overcoat 300 and soft endotheca 301, the surface to body 100 is protected.

Wherein as shown in fig. 1, 2, 3, 5, the pipe body 100 includes an inner pipe 101, a bayonet 102, a sealing ring 103 and a plastic lining 104, the bayonet 102 is opened at both ends of the inner pipe 101, the inner pipe 101 is movably connected with the sealing ring 103 through the bayonet 102, the inner pipe 101 is movably connected with the sealing ring 103 in the bayonet 102 near one end of the first connecting disc 200, when the two connecting pipes are connected together, the sealing ring 103 is clamped in the bayonet 102 near one end of the two inner pipes 101, so that the two positions of the contact position of the utility model are not sealed, the plastic lining 104 is fixed on the inner wall of the pipe body 100, when in use, the fluid conveyed by the utility model is separated from the pipe body 100 through the plastic lining 104;

fixing ports 201 are formed in the centers of one end faces of the first connecting disc 200 and the second connecting disc 400 in a penetrating mode, the first connecting disc 200 and the second connecting disc 400 are fixed on the pipe body 100 through the fixing ports 201, and the first connecting disc 200 and the second connecting disc 400 correspond to the pipe body 100 in a keeping position;

when the first connecting disc 200 and the second connecting disc 400 are connected together, after the first connecting disc 200 is connected with the corresponding second connecting disc 400, the gap at the joint of the first connecting disc 200 and the second connecting disc 400 is covered by the sealing sleeve 203, so that air is prevented from entering the gap at the joint of the first connecting disc 200 and the second connecting disc 400, the jacks 202 are arranged on one end face of the first connecting disc 200 in an annular array manner, and the first connecting disc 200 is used for inserting the corresponding bolts 402 on the second connecting disc 400 through the jacks 202;

the second connecting disc 400 is correspondingly provided with a mounting hole 401 with the position of the jack 202 on the first connecting disc 200, the second connecting disc 400 is inserted with a bolt 402 through the mounting hole 401, the bolt 402 is inserted in the mounting hole 401, one end part of the bolt 402 is connected with a nut 403 in a threaded manner, when the two connecting discs are installed, the bolt 402 is inserted in the mounting hole 401 on the second connecting disc 400, then the bolt 402 is inserted in the jack 202 on the first connecting disc 200, the nut 403 is screwed up and fastened, and the two connecting discs can be connected together;

when two bodys 100 need be connected, through aim at second connection pad 400 with first connection pad 200, aim at the mounting hole 401 on the second connection pad 400 that needs to connect with jack 202 on the first connection pad 200, be in the same place first connection pad 200 and the contact of second connection pad 400, overlap seal cover 203 on first connection pad 200 and second connection pad 400 again, insert bolt 402 in mounting hole 401, insert bolt 402 in jack 202 on the first connection pad 200 again, turn on nut 403, and fasten, can connect two the utility model discloses, after accomplishing the connection, the tight sealing washer 103 of stopper in the bayonet socket 102 that is close to each other in two inner tubes 101 for the position that two inner tubes 101 contacted each other is sealed.

As shown in fig. 1 and 4, a soft inner sleeve 301 is fixed on the inner wall of the outer sleeve 300, when the outer sleeve 300 is used, the surface of the pipe body 100 is protected from being scratched by hard substances, the paint on the surface of the pipe body 100 is prevented from being damaged by the hard substances, the pipe body 100 is prevented from being corroded, an elastic strip 302 is fixed inside the soft inner sleeve 301, the elastic strip 302 increases the strength of the soft inner sleeve 301, the soft inner sleeve 301 is fixed on the periphery of the inner pipe 101 between the first connecting disc 200 and the second connecting disc 400, and the deformation of the inner pipe 101 caused by the impact of the hard substances is relieved through the soft inner sleeve 301;

when using, install and come into operation the utility model discloses an overcoat 300 prevents that hard article from scratching and draws the paint finish that causes body 100 surface impaired, through soft endotheca 301 when using, receives the energy of striking, and partly is absorbed, slows down body 100 and receives the deformation that the striking caused.

The above is only the preferred embodiment of the present invention, and the present invention is not limited thereto, any technical solutions recorded in the foregoing embodiments are modified, and some technical features thereof are replaced with equivalent ones, and any modification, equivalent replacement, and improvement made thereby all belong to the protection scope of the present invention.

Claims

1. The utility model provides a high resistance to compression type lining plastic composite pipe, includes body (100), first connection pad (200), overcoat (300) and second connection pad (400), its characterized in that: body (100) include inner tube (101), bayonet socket (102) and sealing washer (103), inner tube (101) have sealing washer (103) through bayonet socket (102) swing joint, a tip of body (100) is fixed with first connection pad (200), a tip of keeping away from first connection pad (200) is fixed with second connection pad (400) in body (100) week side, overcoat (300) link together through soft endotheca (301) and body (100).

2. The high pressure resistant plastic-lined composite pipe according to claim 1, wherein the pipe body (100) comprises an inner pipe (101), bayonets (102), sealing rings (103) and a plastic lining (104), the bayonets (102) are formed at both ends of the inner pipe (101), the sealing rings (103) are movably connected in the bayonets (102) at one end of the inner pipe (101) close to the first connecting disc (200), and the plastic lining (104) is fixed on the inner wall of the pipe body (100).

3. The high pressure resistant lining plastic composite pipe as claimed in claim 1, wherein a fixing opening (201) is formed through the center of one end face of each of the first connecting disc (200) and the second connecting disc (400), and the first connecting disc (200) and the second connecting disc (400) are fixed on the pipe body (100) through the fixing opening (201).

4. The high pressure resistant plastic-lined composite pipe as claimed in claim 1, wherein a sealing sleeve (203) is movably connected to the circumferential side of the first connecting plate (200), an inner groove (204) is formed in the inner wall of the sealing sleeve (203), the sealing sleeve (203) is movably connected to the first connecting plate (200) through the inner groove (204), and jacks (202) are formed in an annular array on one end face of the first connecting plate (200).

5. The high pressure resistant lining plastic composite pipe according to claim 4, wherein the second connecting disc (400) is provided with a mounting hole (401) corresponding to the position of the insertion hole (202) on the first connecting disc (200), a bolt (402) is inserted into the mounting hole (401), and one end of the bolt (402) is connected with a nut (403) in a threaded manner.

6. The composite pipe as claimed in claim 1, wherein a flexible inner sleeve (301) is fixed on the inner wall of the outer sleeve (300), an elastic strip (302) is fixed inside the flexible inner sleeve (301), and the flexible inner sleeve (301) is fixed on the periphery of the inner pipe (101) between the first connecting plate (200) and the second connecting plate (400).