CN215488283U

CN215488283U - Polytetrafluoroethylene lining pipeline elbow

Info

Publication number: CN215488283U
Application number: CN202121939050.8U
Authority: CN
Inventors: 孔新明
Original assignee: Jiangxi Fluoroplastic Anticorrosive Equipment Group Co ltd
Current assignee: Jiangxi Fluoroplastic Anticorrosive Equipment Group Co ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-01-11
Anticipated expiration: 2031-08-18

Abstract

The utility model discloses a polytetrafluoroethylene lining pipeline elbow, which belongs to the technical field of pipeline equipment, and adopts the technical scheme that the polytetrafluoroethylene lining pipeline elbow comprises a water inlet pipe, a water outlet pipe and a buffer pipe, wherein flange parts are respectively arranged at the ports of the water inlet pipe, the water outlet pipe and the buffer pipe, the buffer pipe comprises a first fixed plate and a second fixed plate which are arranged in the buffer pipe, and a buffer column which penetrates through the bottom surface of the buffer pipe, the first fixed plate and the second fixed plate, the buffer column is fixedly connected with the second fixed plate, the buffer column is in sliding connection with the first fixed plate, one end, close to the second fixed plate, of the buffer column is connected with a buffer plate, the other end of the buffer column is connected with a pull block, a plurality of buffer springs are connected between the first fixed plate and the second fixed plate, and the buffer plate is arranged at the communication part of the water inlet pipe and the water outlet pipe. Compared with the prior art, the utility model arranges the buffer tube between the water inlet pipe and the water outlet pipe, and buffers the water flow through the buffer mechanism in the buffer tube, thereby avoiding the damage caused by long-time scouring of the water flow to the pipeline elbow. Reducing the service life.

Description

Polytetrafluoroethylene lining pipeline elbow

Technical Field

The utility model relates to the technical field of pipeline equipment, in particular to a polytetrafluoroethylene lining pipeline elbow.

Background

The polytetrafluoroethylene has excellent chemical stability and corrosion resistance, is one of the best materials with corrosion resistance in the world at present, is widely applied to various occasions needing acid-base resistance and organic solvents, is mainly and widely applied to various parts in the fields of machinery, electricity, electronics, pipeline valves, chemical corrosion prevention and the like, and solves a plurality of problems in the fields of chemical industry, petroleum, pharmacy, hydraulic systems and the like.

When the existing pipeline elbow is used for conveying liquid for a long time, the bending part of the existing pipeline elbow is subjected to impact force for a long time and is very easy to damage, so that the pipeline liquid is leaked, and economic loss is caused

Accordingly, there is a need to provide a ptfe-lined pipe elbow that addresses the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide the polytetrafluoroethylene lining pipeline elbow, the buffer tube is arranged between the water inlet pipe and the water outlet pipe, and the buffer mechanism in the buffer tube is used for buffering water flow, so that the pipeline elbow is prevented from being damaged due to long-time washing of the water flow. Reducing the service life.

The technical purpose of the utility model is realized by the following technical scheme: a polytetrafluoroethylene lining pipeline elbow comprises a water inlet pipe, a water outlet pipe and a buffer pipe, wherein the water outlet pipe is fixedly connected to the side wall of the water inlet pipe, and one end of the water inlet pipe is detachably connected with the buffer pipe;

the buffer tube comprises a first fixing plate and a second fixing plate which are arranged inside the buffer tube, and a buffer column which penetrates through the bottom surface of the buffer tube, the first fixing plate and the second fixing plate is fixedly connected with the second fixing plate;

the water inlet pipe and the buffer pipe are connected through a flange part, and the buffer plate is arranged at the communication position of the water inlet pipe and the water outlet pipe.

Furthermore, the bottom surface of buffer board is provided with the screw hole, the one end of cushion post is provided with the external screw thread, cushion post threaded connection is in the screw hole.

Further, the inner walls of the water inlet pipe and the water outlet pipe are both connected with lining pipes, and the lining pipes are made of polytetrafluoroethylene materials.

Furthermore, a plurality of annular convex blocks are arranged on the outer wall of the lining pipe, annular grooves are formed in the inner walls of the water inlet pipe and the water outlet pipe, and the annular convex blocks are pressed against the annular grooves.

Furthermore, the buffer plate is abutted against the inner wall of the water inlet pipe and is in sliding connection with the inner wall.

Furthermore, the water inlet pipe, the water outlet pipe, the buffer pipe and the flange part are formed by metal integral casting, and a plurality of connecting holes are circumferentially formed in the flange part.

In conclusion, the utility model has the following beneficial effects:

1. this kind of polytetrafluoroethylene inside lining pipeline elbow sets up the buffer tube between inlet tube and outlet pipe, cushions rivers through the inside buffer gear of buffer tube, avoids rivers to the long-time washing away of pipeline elbow, and causes the damage. The service life is reduced;

2. this kind of polytetrafluoroethylene inside lining pipeline elbow sets up the buffer gear in the cushion tube to manual formula, when the inside debris of elbow pile up the angle and influence when flowing, through removing the buffer board for intercommunication department space between inlet tube and the outlet pipe increases, and the rivers of being convenient for wash away debris, when can't wash away in fact, dismantle flange portion, dismantle the buffer tube get off, clear up debris, dredge pipeline elbow.

Drawings

FIG. 1 is a schematic view of a polytetrafluoroethylene-lined pipe elbow;

FIG. 2 is a front view of a polytetrafluoroethylene-lined pipe elbow;

FIG. 3 is a schematic view of a buffering mechanism in a polytetrafluoroethylene-lined pipe elbow;

in the figure: 1-water inlet pipe; 2-water outlet pipe; 3-a buffer tube; 4-lining tube; 5-a flange portion; 6, fixing a plate I; 7-fixing a second plate; 8-a buffer column; 9-a buffer plate; 10-pulling the block; 11-a buffer spring; 12-a threaded hole; 13-a ring-shaped projection; 14-an annular groove; 15-connecting holes; 16-bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, a polytetrafluoroethylene lining pipe elbow includes a water inlet pipe 1, a water outlet pipe 2 and a buffer pipe 3, wherein the water outlet pipe 2 is fixedly connected to a side wall of the water inlet pipe 1, and one end of the water inlet pipe 1 is detachably connected to the buffer pipe 3;

the buffer tube 3 comprises a first fixing plate 6 and a second fixing plate 7 which are arranged inside the buffer tube 3, and a buffer column 8 which penetrates through the bottom surface of the buffer tube 3, the first fixing plate 6 and the second fixing plate 7 is arranged on the port of the water inlet tube 1, the water outlet tube 2 and the buffer tube 3, the buffer column 8 is fixedly connected with the second fixing plate 7, the buffer column 8 is slidably connected with the first fixing plate 6, one end, close to the second fixing plate 7, of the buffer column 8 is connected with a buffer plate 9, the other end of the buffer column is connected with a pull block 10, and a plurality of buffer springs 11 are connected between the first fixing plate 6 and the second fixing plate 7;

the water inlet pipe 1 and the buffer pipe 3 are connected through the flange parts 5 and then fixed through the bolts 16, and the buffer plate 9 is arranged at the communication position of the water inlet pipe 1 and the water outlet pipe 2.

The bottom surface of buffer board 9 is provided with screw hole 12, the one end of buffer post 8 is provided with the external screw thread, 8 threaded connection of buffer post are in screw hole 12, because wash away buffer board 9 when rivers are longer, can make buffer board 9 take place deformation or damage, through this setting, the better buffer board 9 of being convenient for.

The inner walls of the water inlet pipe 1 and the water outlet pipe 2 are both connected with lining pipes 4, and the lining pipes 4 are made of polytetrafluoroethylene materials.

The outer wall of the lining pipe 4 is provided with a plurality of annular convex blocks 13, the inner walls of the water inlet pipe 1 and the water outlet pipe 2 are respectively provided with an annular groove 14, and the annular convex blocks 13 are pressed against the annular grooves 14, so that the lining pipe 4 can be better fixed on the inner walls of the water inlet pipe 1 and the water outlet pipe 2 and cannot fall off due to the impact of water flow.

The buffer plate 9 is pressed against the inner wall of the water inlet pipe 1 and is connected with the water inlet pipe in a sliding way.

Inlet tube 1, outlet pipe 2 and buffer pipe 3 adopt the integrative casting of metal to form with flange portion 5 for whole pipeline elbow has higher intensity, through the life of elbow, still circumference has seted up a plurality of connecting holes 15 on flange portion 5, is convenient for connect or dismantle.

The working principle of the utility model is as follows: when the pipeline elbow body works normally, water flow enters from the water inlet pipe 1 and flows to the water outlet pipe 2, the impact force of the water flow is reduced through the buffer mechanism in the buffer pipe 3, when the water flow reaches the communication position between the water inlet pipe 1 and the water outlet pipe 2, the water flow firstly contacts the buffer plate 9, the water flow impacts the buffer plate 9 to drive the buffer column 8 to move inwards, the buffer column 8 drives the fixing plate two 7 to move inwards to extrude the buffer spring 11, under the elastic action of the plurality of buffer springs 11, the impact force of the water flow is reduced, the pressure of the buffer plate 9 is reduced, the impact force of the water flow on the communication position between the water inlet pipe 1 and the water outlet pipe 2 is reduced, meanwhile, when the communication position between the water inlet pipe 1 and the water outlet pipe 2 is blocked by sundries, the pull block 10 is pulled to enable the buffer plate 9 to move downwards, the space of the communication position between the water inlet pipe 1 and the water outlet pipe 2 is enlarged, the sundries can be washed away by the water flow conveniently, when the pipe cannot be flushed away, the flange part 5 is disassembled, the buffer pipe 3 is disassembled, impurities are cleaned, and the pipe elbow is dredged.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. A polytetrafluoroethylene lining pipeline elbow is characterized in that: the water-saving device comprises a water inlet pipe (1), a water outlet pipe (2) and a buffer pipe (3), wherein the water outlet pipe (2) is fixedly connected to the side wall of the water inlet pipe (1), and one end of the water inlet pipe (1) is detachably connected with the buffer pipe (3);

the water inlet pipe (1), the water outlet pipe (2) and a port of the buffer pipe (3) are provided with flange parts (5), the buffer pipe (3) comprises a first fixing plate (6) and a second fixing plate (7) which are arranged inside the buffer pipe (3), and a buffer column (8) which penetrates through the bottom surface of the buffer pipe (3), the first fixing plate (6) and the second fixing plate (7) is further arranged, the buffer column (8) is fixedly connected with the second fixing plate (7), the buffer column (8) is in sliding connection with the first fixing plate (6), one end, close to the second fixing plate (7), of the buffer column (8) is connected with a buffer plate (9), the other end of the buffer column is connected with a pull block (10), and a plurality of buffer springs (11) are connected between the first fixing plate (6) and the second fixing plate (7);

the water inlet pipe (1) and the buffer pipe (3) are connected through a flange part (5), and the buffer plate (9) is arranged at the communication position of the water inlet pipe (1) and the water outlet pipe (2).

2. A ptfe-lined piping elbow as defined in claim 1, wherein: the bottom surface of buffer board (9) is provided with screw hole (12), the one end of buffer column (8) is provided with the external screw thread, buffer column (8) threaded connection is in screw hole (12).

3. A ptfe-lined piping elbow as defined in claim 1, wherein: the inner walls of the water inlet pipe (1) and the water outlet pipe (2) are both connected with lining pipes (4), and the lining pipes (4) are made of polytetrafluoroethylene materials.

4. A polytetrafluoroethylene-lined pipe elbow according to claim 3, wherein: the outer wall of the lining pipe (4) is provided with a plurality of annular convex blocks (13), the inner walls of the water inlet pipe (1) and the water outlet pipe (2) are respectively provided with an annular groove (14), and the annular convex blocks (13) are pressed against the annular grooves (14).

5. A ptfe-lined piping elbow as defined in claim 1, wherein: the buffer plate (9) is abutted against the inner wall of the water inlet pipe (1) and is in sliding connection with the inner wall.

6. A ptfe-lined piping elbow as defined in claim 1, wherein: the water inlet pipe (1), the water outlet pipe (2), the buffer pipe (3) and the flange part (5) are formed by metal integral casting, and a plurality of connecting holes (15) are circumferentially formed in the flange part (5).