CN221258102U

CN221258102U - 3PE anti-corrosion equipment traction arm and pushing arm and elbow connection tool

Info

Publication number: CN221258102U
Application number: CN202321935726.5U
Authority: CN
Inventors: 董长中
Original assignee: Zhengzhou Wanda Heavy Industry Co ltd
Current assignee: Zhengzhou Wanda Heavy Industry Co ltd
Priority date: 2023-07-21
Filing date: 2023-07-21
Publication date: 2024-07-02
Anticipated expiration: 2033-07-21

Abstract

The utility model provides a 3PE corrosion protection equipment trailing arm and impel arm and return bend connection frock, includes mount pad and interior device that props, mount pad and trailing arm or impel arm fixed connection, interior device and mount pad fixed connection prop the return bend tube head in the device that props from the inner wall, realizes that trailing arm or impel arm and return bend are connected.

Description

3PE anti-corrosion equipment traction arm and pushing arm and elbow connection tool

Technical Field

The utility model belongs to the field of 3PE corrosion prevention, and particularly relates to a 3PE corrosion prevention equipment traction arm and a tool for connecting a propulsion arm and an elbow.

Background

The polyethylene (3 PE) anticorrosive coating with a three-layer structure has been widely used in the pipeline industry due to its good corrosion resistance, water vapor permeation resistance, mechanical properties and the like. When the large-sized bent pipe is subjected to 3PE corrosion prevention, the bent pipe is connected between the traction arm and the propulsion arm, and is subjected to tape winding or powder coating through the corrosion prevention device under the traction of the traction arm and the propulsion of the propulsion arm, so that the corrosion prevention treatment of the pipe is completed. Therefore, a connecting device is needed to fix the front end of the bent pipe on the traction arm and fix the rear end of the bent pipe on the pushing arm so as to complete the fixed clamping of the bent pipe. The patent application number 202222211509.3 discloses an internal expansion type supporting tool for pipe connection, which enables an expansion assembly to expand through the movement of a frustum to the middle, so that a pipeline is supported from the inside, but the structure is complex, and the production and the use are inconvenient.

Disclosure of utility model

In order to solve the problems, the utility model provides a 3PE anti-corrosion equipment traction arm and a connection tool for a propulsion arm and an elbow.

The object of the utility model is achieved in the following way:

3PE anti-corrosion equipment traction arm and propulsion arm and return bend connection frock, including mount pad 2 and interior device 1 that props, its characterized in that: the installation seat 2 is fixedly connected with the traction arm or the propulsion arm, the internal support device 1 is fixedly connected with the installation seat 2, and the internal support device 1 supports the elbow head from the inner wall, so that the connection between the traction arm or the propulsion arm and the elbow is realized.

The inner support device 1 comprises a central fixed seat 114, a plurality of linear driving mechanisms 113 are circumferentially arranged on the central fixed seat 114, and inner support blocks 111 are arranged at the tail ends of the linear driving mechanisms.

The tool for connecting the traction arm, the propulsion arm and the bent pipe of the 3PE anti-corrosion device is characterized in that the linear driving mechanism comprises an air cylinder 115 and a telescopic rod 112, and an inner supporting block 111 is arranged at the tail end of the telescopic rod 112.

The 3PE anti-corrosion equipment traction arm and the pushing arm and bent pipe connecting tool are characterized in that the mounting seat 2 comprises a fixed base 21 fixedly connected with the pushing arm or the traction arm, a flange plate 22 is arranged along the axial direction of the fixed base 21, and the internal stay device 1 is fixedly connected with the flange plate 22.

The 3PE anti-corrosion equipment traction arm, the propulsion arm and the elbow pipe connecting tool are characterized in that a fixing hole 221 is formed in the circumferential direction of a flange plate 22, a through hole 121 corresponding to the fixing hole 221 on the flange plate 22 is formed in the circumferential direction of an inner supporting device 1, and a bolt 123 penetrates through the through hole 121 and the fixing hole 221; the inner support device 1 and the flange 22 are fixedly connected through bolts 123.

The 3PE anti-corrosion equipment traction arm, the propulsion arm and the elbow pipe connecting tool is characterized in that: the central fixing base 114, the flange 22 and the fixing base 21 are coaxial.

A3 PE anticorrosive equipment traction arm and impel arm and return bend connection frock, unable adjustment base 21 and ring flange 22 between set up strengthening rib 23.

The 3PE anti-corrosion equipment traction arm, the propulsion arm and the bent pipe connecting tool are characterized in that the outer edges of the inner supporting blocks 111 are round corners.

The 3PE anti-corrosion equipment traction arm, the propulsion arm and the bent pipe connecting tool are characterized in that a limiting ring 211 coaxial with the fixed base 21 is arranged on the outer end surface of the fixed base 21.

Compared with the prior art, the utility model has the advantages of simple structure, easy processing and production and convenient processing.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a side view of the present utility model;

FIG. 3 is a cross-sectional view of the internal stay device

FIG. 4 is a schematic diagram of a flange;

FIG. 5 is a schematic view of a stationary base;

Wherein 1 is an inner support device, 111 is an inner support block, 112 is a telescopic rod, 113 is a linear driving device, 115 is a cylinder, 114 is a central fixing seat, 121 is a through hole, 122 is a nut, 123 is a bolt, 2 is a mounting seat, 21 is a fixing base, 211 is a limit ring, 22 is a flange, 221 is a fixing hole, and 231 is a reinforcing rib

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The 3PE anti-corrosion equipment traction arm, the propulsion arm and the elbow pipe connecting tool is characterized in that: the inner support device 1 comprises a central fixing seat 114, a plurality of linear driving mechanisms 113 are arranged on the central fixing seat 114 along the circumference, and inner support blocks 111 are arranged at the tail ends of the linear driving mechanisms.

The 3PE anti-corrosion equipment traction arm, the propulsion arm and the elbow pipe connecting tool is characterized in that: the linear driving mechanism is a cylinder and a telescopic rod, and an inner supporting block 111 is arranged at the tail end of the telescopic rod.

The 3PE anti-corrosion equipment traction arm, the propulsion arm and the elbow pipe connecting tool is characterized in that: the mounting seat 2 comprises a fixed base 21 fixedly connected with the pushing arm or the traction arm, a flange 22 is arranged along the axial direction of the fixed base 21, and the internal stay device 1 is fixedly connected with the flange 22.

The 3PE anti-corrosion equipment traction arm, the propulsion arm and the elbow pipe connecting tool is characterized in that: the flange plate is circumferentially provided with a fixing hole 221, the inner support device 1 is circumferentially provided with a through hole 121 corresponding to the fixing hole 221 on the flange plate 22, and a bolt 123 passes through the through hole 121 and the fixing hole 221. The inner support device 1 and the flange 22 are fixedly connected through bolts 123. The linear driving mechanism 113 is located between two adjacent through holes along the circumferential annular array, and prevents the influence on the bolt fixation.

The 3PE anti-corrosion equipment traction arm, the propulsion arm and the bent pipe connecting tool are coaxial with the central fixing seat 114, the flange plate 22 and the fixing base 21.

The 3PE anti-corrosion equipment traction arm, the propulsion arm and the elbow pipe connecting tool is characterized in that: reinforcing ribs 23 are arranged between the fixed base 21 and the flange 22. The reinforcing ribs 23 are used for connecting the fixing base 21 and the flange 22 more firmly.

The 3PE anti-corrosion equipment traction arm, the propulsion arm and the elbow pipe connecting tool is characterized in that: the outer edges of the inner support blocks 111 are rounded. Because the inner wall of the pipeline is circular, the outer edge of the inner supporting block 111 is provided with a round angle, the contact area with the inner wall of the pipeline can be increased, the pipeline can be fixed conveniently, and meanwhile the inner wall of the pipeline can be prevented from being scratched.

The 3PE anti-corrosion equipment traction arm, the propulsion arm and the elbow pipe connecting tool is characterized in that: the outer end surface of the fixed base 21 is provided with a limit ring 211 coaxial with the fixed base 21. The limit ring prevents the pipeline from shaking radially.

The application method of the utility model is as follows:

the pipe which needs to be subjected to 3PE anti-corrosion treatment is sleeved outside the traction arm inner support device 1, the air cylinder 115 and the telescopic rod 112 are started in the limit ring 211 to push the inner support block 111 outwards, namely the pipe is supported from the inner wall, so that the front end pipe head of the bent pipe can be fixed on the traction arm. The fixing method of the rear end of the bent pipe and the pushing arm is the same as the above.

The utility model is characterized in that: simple structure, easy processing, convenient operation.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that several changes and modifications can be made without departing from the general inventive concept, and these should also be regarded as the scope of the utility model.

Claims

1. 3PE anti-corrosion equipment traction arm and impel arm and return bend connection frock, including mount pad (2) and interior support device (1), its characterized in that: the installation seat (2) is fixedly connected with the traction arm or the propulsion arm, the internal support device (1) is fixedly connected with the installation seat (2), and the internal support device (1) supports the pipe head of the elbow from the inner wall, so that the traction arm or the propulsion arm is connected with the elbow.

2. The 3PE corrosion protection equipment traction arm and propulsion arm and elbow connection tool as claimed in claim 1, wherein: the inner support device (1) comprises a central fixing seat (114), a plurality of linear driving mechanisms (113) are arranged on the central fixing seat (114) along the circumference, and inner support blocks (111) are arranged at the tail ends of the linear driving mechanisms.

3. The 3PE corrosion protection equipment traction arm and propulsion arm and elbow connection tool as claimed in claim 2, wherein: the linear driving mechanism comprises an air cylinder (115) and a telescopic rod (112), and an inner supporting block (111) is arranged at the tail end of the telescopic rod (112).

4. The 3PE corrosion protection equipment traction arm and propulsion arm and elbow connection tool as claimed in claim 1, wherein: the mounting seat (2) comprises a fixed base (21) fixedly connected with the pushing arm or the traction arm, a flange plate (22) is arranged along the axial direction of the fixed base (21), and the inner support device (1) is fixedly connected with the flange plate (22).

5. The 3PE corrosion protection equipment traction arm and propulsion arm and elbow connection tool as claimed in claim 4, wherein: the flange plate (22) is circumferentially provided with a fixing hole (221), the inner support device (1) is circumferentially provided with a through hole (121) corresponding to the fixing hole (221) on the flange plate (22), and a bolt (123) penetrates through the through hole (121) and the fixing hole (221); the inner support device (1) is fixedly connected with the flange plate (22) through bolts (123).

6. The tool for connecting the traction arm and the propulsion arm of the PE (3) anti-corrosion device with the bent pipe according to claim 4 is characterized in that: the method is characterized in that: the center fixing seat (114), the flange plate (22) and the fixing base (21) are coaxial.

7. The 3PE corrosion protection equipment traction arm and propulsion arm and elbow connection tool as claimed in claim 5, wherein: reinforcing ribs (23) are arranged between the fixed base (21) and the flange plate (22).

8. The 3PE corrosion protection equipment traction arm and propulsion arm and elbow connection tool as claimed in claim 7, wherein: the outer edge of the inner supporting block (111) is provided with a round angle.

9. The 3PE corrosion protection equipment traction arm and propulsion arm and elbow connection tool as claimed in claim 5, wherein: the outer end surface of the fixed base (21) is provided with a limit ring (211) coaxial with the fixed base (21).