CN216843480U

CN216843480U - Cold water lining plastic composite pipe convenient to maintain

Info

Publication number: CN216843480U
Application number: CN202220421365.1U
Authority: CN
Inventors: 江楷国
Original assignee: Guangzhou Fulitong Pipeline Equipment Co ltd
Current assignee: Guangzhou Fulitong Pipeline Equipment Co ltd
Priority date: 2022-02-28
Filing date: 2022-02-28
Publication date: 2022-06-28
Anticipated expiration: 2032-02-28

Abstract

The utility model discloses a compound pipe is moulded to cold water lining convenient to maintenance relates to tubular product technical field. The utility model discloses an outer tube and inner tube, the outside of outer tube is connected with a plurality of solid fixed rings, and runs through threaded connection on solid fixed ring's the outer peripheral face and have a plurality of bolts, and outer tube and inner tube pass through the detachable fixed connection of bolt, and the both ends of outer tube are fixedly connected with go-between and annular slab respectively, and go-between and annular slab cooperation use. The utility model discloses a set up inner tube and outer tube into detachable fixed connection to make the maintenance and the change of inside and outside pipe more convenient, avoided the change of whole compound pipe simultaneously, and go-between and the annular slab through fixed connection respectively at the both ends of outer tube, utilize go-between and annular slab to mutually support, solved the inconvenient maintenance of compound pipe and the not enough problem of two sections tubular product junctions steadiness of current cold water lining plastic composite pipe.

Description

Cold water lining plastic composite pipe convenient to maintain

Technical Field

The utility model belongs to the technical field of tubular product, especially, relate to a compound pipe is moulded to cold water lining convenient to maintenance.

Background

The composite pipe is formed by using a pipe with a metal and thermoplastic plastic composite structure as a base and internally lining non-metallic materials such as plastic polypropylene, polyethylene or externally welding crosslinked polyethylene and the like, has the advantages of the metal pipe and the non-metallic pipe, but the existing cold water plastic-lined composite pipe still has the following defects in actual use:

1. in the production process of the existing cold water plastic-lined composite pipe, the inner pipe and the outer pipe are cast together, so that the inner pipe and the outer pipe cannot be independently overhauled or replaced in the later use process, and the practicability of the whole device is poor;

2. the connection between two sections of pipes of the existing cold water plastic-lined composite pipe is generally realized through a hoop, and then a connection structure is not arranged between the pipes, so that the connection part of the two sections of pipes is not stable enough.

Therefore, the existing cold water 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 cold water lining convenient to maintenance, through setting up inner tube and outer tube into detachable fixed connection to make the maintenance and the change of inside and outside pipe more convenient, avoided the change of whole compound pipe simultaneously, and through go-between and the annular slab of fixed connection respectively at the both ends of outer tube, utilize go-between and annular slab to mutually support, solved the inconvenient maintenance of compound pipe and the not enough problem of two sections tubular product junctions steadiness of current cold water lining plastic.

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

the utility model relates to a compound pipe is moulded to cold water lining convenient to maintenance, including outer tube and inner tube, the outside of outer tube is connected with a plurality of solid fixed rings, and the bolt of being convenient for is placed, and runs through threaded connection on solid fixed ring's the outer peripheral face and have a plurality of bolts, is convenient for connect outer tube and inner tube, outer tube and inner tube pass through the detachable fixed connection of bolt, the both ends of outer tube are fixedly connected with go-between and annular slab respectively, and the connection of two sections compound pipes of being convenient for, and go-between and annular slab cooperation are used.

Furthermore, a plurality of groups of placing holes are formed in the outer peripheral surface of the outer pipe, so that bolts can be placed conveniently, and a plurality of groups of through holes are formed in the outer peripheral surface of the outer pipe in a penetrating mode and are convenient to match with the fixing holes.

Further, the inner diameter of the placing hole is equal to that of the through hole, and the depth of the placing hole is equal to one half of the thickness of the outer pipe, so that bolts can be conveniently placed.

Furthermore, the outer peripheral surface of the inner pipe is provided with a plurality of fixing holes matched with the bolts for use, so that the inner pipe is conveniently connected with the bolts, and the depth of each fixing hole is equal to one half of the thickness of the inner pipe, so that the inner pipe is prevented from penetrating through the fixing holes.

Furthermore, the draw-in groove has been seted up on the go-between and the adjacent lateral wall of outer tube, be convenient for with the limiting plate cooperation, seted up a plurality of spouts on deviating from a lateral wall of outer tube, the spliced pole of being convenient for slides, and the width of spout is less than the width of draw-in groove, run through on the lateral wall of go-between to another lateral wall and seted up a plurality of jacks and spacing hole, be convenient for respectively placing of limiting plate and spliced pole, and jack and spacing hole are located the both ends of spout respectively.

Further, the annular plate deviates from a plurality of spliced poles of fixedly connected with on the lateral wall of outer tube, and the limiting plate of being convenient for is placed, and the spliced pole deviates from the one end fixedly connected with limiting plate of annular plate, is convenient for with the draw-in groove cooperation.

The utility model discloses following beneficial effect has:

1. the utility model discloses a set up inner tube and outer tube into detachable fixed connection to make the maintenance and the change of inside and outside pipe more convenient, avoided the change of whole compound pipe simultaneously, promoted the practicality of whole device.

2. The utility model discloses an at the both ends of outer tube difference fixed connection's go-between and annular slab, utilize go-between and annular slab to mutually support for the junction of two sections compound pipes is more firm, provides the stability of integrated device.

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 are briefly introduced below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is an exploded view of the overall structure of the present invention;

FIG. 3 is an exploded view of the joint between the middle and outer tubes and the fixing ring of the present invention;

fig. 4 is a schematic structural view of the connection ring and the annular plate according to the present invention.

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

100. an outer tube; 101. placing holes; 102. a through hole; 200. an inner tube; 201. a fixing hole; 300. a fixing ring; 301. a bolt; 400. a connecting ring; 401. a card slot; 402. a chute; 403. a jack; 404. a limiting hole; 500. an annular plate; 501. connecting columns; 502. and a limiting plate.

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. 1-4, the present invention relates to a easy-to-maintain cold water lining plastic composite pipe, which comprises an outer pipe 100 and an inner pipe 200, wherein the outer side of the outer pipe 100 is connected with a plurality of fixing rings 300, and the outer peripheral surface of the fixing rings 300 is connected with a plurality of bolts 301 through threads, the outer pipe 100 is detachably and fixedly connected with the inner pipe 200 through the bolts 301, the two ends of the outer pipe 100 are respectively and fixedly connected with a connecting ring 400 and a ring plate 500, and the connecting ring 400 and the ring plate 500 are used cooperatively, when the easy-to-maintain cold water lining plastic composite pipe is used, the ring plate 500 fixedly connected with one outer pipe 100 is connected with the connecting ring 400 fixedly connected with the other outer pipe 100, so as to complete the connection of the two composite pipes, if the inner pipe 200 or the outer pipe 100 is damaged during the specific use process, the bolts 301 are rotated to fix the connection between the outer pipe 100 and the inner pipe 200, at the moment, the inner pipe 200 and the outer pipe 100 can be separated, so that the inner pipe and the outer pipe can be conveniently overhauled or replaced by workers;

a plurality of groups of placing holes 101 are formed in the outer peripheral surface of the outer pipe 100, a plurality of groups of through holes 102 are formed in the outer peripheral surface of the outer pipe 100 in a penetrating manner, and after the inner pipe 200 and the outer pipe 100 are separated, bolts 301 are screwed into the placing holes 101;

the inner diameter of the placing hole 101 is equal to that of the through hole 102, and the depth of the placing hole 101 is equal to one half of the thickness of the outer pipe 100 and used for placing the square bolt 301;

the outer circumferential surface of the inner pipe 200 is provided with a plurality of fixing holes 201 matched with the bolts 301 for use, the depth of each fixing hole 201 is equal to one half of the thickness of the inner pipe 200, and when the inner pipe 200 is connected with the outer pipe 100, the bolts 301 are screwed into the fixing holes 201 to complete the fixation of the connection part of the inner pipe 200 and the outer pipe 100;

a clamping groove 401 is formed in one side wall, adjacent to the outer tube 100, of the connecting ring 400 and used for being matched with the limiting plate 502, a plurality of sliding grooves 402 are formed in one side wall, away from the outer tube 100, and used for enabling the connecting column 501 to slide, the width of each sliding groove 402 is smaller than that of the clamping groove 401, a plurality of inserting holes 403 and limiting holes 404 are formed in one side wall of the connecting ring 400 in a penetrating mode to the other side wall of the connecting ring, the inserting holes 403 and the limiting holes 404 are used for placing the limiting plate 502 and the connecting column 501 respectively, and the inserting holes 403 and the limiting holes 404 are located at two ends of the sliding grooves 402 respectively;

the annular plate 500 deviates from a plurality of connecting columns 501 on the side wall of the outer pipe 100, and the connecting column 501 deviates from one end fixedly connected with limiting plate 502 of the annular plate 500, when the cold water plastic-lined composite pipe convenient to maintain is used, the limiting plate 502 on the annular plate 500 fixedly connected with one outer pipe 100 is inserted into the jack 403 on the connecting ring 400 fixedly connected with the other outer pipe 100, and the outer pipe 100 is rotated along the sliding groove 402, so that the connecting column 501 is slidably embedded into the limiting hole 404, and the connection of two composite pipes is completed.

The working principle is as follows: when this compound pipe is moulded to cold water lining convenient to maintenance uses, in limiting plate 502 on the annular plate 500 with an outer tube 100 fixed connection inserts into the jack 403 on the go-between 400 with another outer tube 100 fixed connection, and rotate outer tube 100 along spout 402, make spliced pole 501 slide embedding spacing hole 404 in, accomplish the connection of two compound pipes this moment, in specific use, if the damage of inner tube 200 or outer tube 100 appears, then rotate bolt 301, it is no longer fixed to outer tube 100 and inner tube 200 junction, and place the hole 101 with bolt 301 screw in, can separate inner tube 200 and outer tube 100 this moment, thereby make things convenient for the staff to overhaul or change the inner and outer tube.

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. A cold water plastic-lined composite pipe convenient to maintain comprises an outer pipe (100) and an inner pipe (200), and is characterized in that: the outside of outer tube (100) is connected with a plurality of solid fixed rings (300), and runs through threaded connection on the outer peripheral face of solid fixed ring (300) and have a plurality of bolts (301), the detachable fixed connection of bolt (301) is passed through in outer tube (100) and inner tube (200), the both ends difference fixedly connected with go-between (400) and annular plate (500) of outer tube (100), and go-between (400) and annular plate (500) cooperation use.

2. The easy-to-maintain cold water plastic-lined composite pipe as claimed in claim 1, wherein the outer pipe (100) has a plurality of sets of placing holes (101) formed on its outer circumferential surface, and a plurality of sets of through holes (102) are formed on the outer circumferential surface of the outer pipe (100) in a penetrating manner.

3. The cold water lining plastic composite pipe convenient for maintenance according to claim 2, wherein the inner diameter of the placing hole (101) is equal to the inner diameter of the through hole (102), and the depth of the placing hole (101) is equal to one half of the thickness of the outer pipe (100).

4. The cold water plastic-lined composite pipe convenient to maintain as claimed in claim 1, wherein the outer circumferential surface of the inner pipe (200) is provided with a plurality of fixing holes (201) matched with the bolts (301), and the depth of the fixing holes (201) is equal to one half of the thickness of the inner pipe (200).

5. The cold water plastic-lined composite pipe convenient to maintain according to claim 1, wherein a side wall of the connecting ring (400) adjacent to the outer pipe (100) is provided with a clamping groove (401), a side wall of the connecting ring away from the outer pipe (100) is provided with a plurality of sliding grooves (402), the width of each sliding groove (402) is smaller than that of the clamping groove (401), a side wall of the connecting ring (400) penetrates to the other side wall to be provided with a plurality of inserting holes (403) and limiting holes (404), and the inserting holes (403) and the limiting holes (404) are respectively located at two ends of the sliding grooves (402).

6. The cold water plastic-lined composite pipe convenient to maintain as claimed in claim 1, wherein a plurality of connecting columns (501) are fixedly connected to one side wall of the annular plate (500) away from the outer pipe (100), and a limiting plate (502) is fixedly connected to one end of each connecting column (501) away from the annular plate (500).