CN220904136U - PE four-way electrofusion welding protection device not affected by external force - Google Patents

PE four-way electrofusion welding protection device not affected by external force Download PDF

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Publication number
CN220904136U
CN220904136U CN202322597912.9U CN202322597912U CN220904136U CN 220904136 U CN220904136 U CN 220904136U CN 202322597912 U CN202322597912 U CN 202322597912U CN 220904136 U CN220904136 U CN 220904136U
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China
Prior art keywords
protection
way
external force
thick bamboo
protection cylinder
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CN202322597912.9U
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Chinese (zh)
Inventor
尹智才
黄星汉
张正昊
何信
黄志雄
刘磊
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Qingdao Taineng High Tech Gas Co ltd
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Qingdao Taineng High Tech Gas Co ltd
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Priority to CN202322597912.9U priority Critical patent/CN220904136U/en
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Publication of CN220904136U publication Critical patent/CN220904136U/en
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Abstract

The utility model discloses a protection device for PE four-way electrofusion welding, which is not affected by external force, and comprises a first protection cylinder and a second protection cylinder, wherein two mounting grooves are formed in the outer walls of the first protection cylinder and the second protection cylinder, mounting blocks are mounted in the mounting grooves, extrusion grooves are formed in the mounting blocks, positioning blocks are arranged in the extrusion grooves through extrusion mechanisms, positioning holes which correspond to the positioning blocks and are communicated with the mounting grooves are formed in the surfaces of the first protection cylinder and the second protection cylinder, the two corresponding mounting blocks are connected by virtue of a fixing mechanism, and a plurality of material injection holes are formed in the first protection cylinder and the second protection cylinder. According to the PE four-way capacitor, the first protection cylinder and the second protection cylinder are used, two blocks are combined, the PE four-way capacitor is additionally arranged at three ends of the PE four-way capacitor to form an enclosure, and the PE four-way capacitor is connected by the bolt assembly, so that the problems of sedimentation and air leakage caused by external force after welding the PE four-way capacitor are solved.

Description

PE four-way electrofusion welding protection device not affected by external force
Technical Field
The utility model relates to the technical field of gas rush repair and collision, in particular to a protection device for PE four-way electrofusion welding, which is not affected by external force.
Background
The PE pipeline of the town gas pipe network has wide application. Compared with the traditional metal pipeline, the PE pipeline has the characteristics of corrosion resistance, maintenance free, convenient construction, good air tightness and the like. However, the method has the defects that the method is easily damaged by external force in the construction process, and is not as good as the metal pipeline in ductility, is not as long as the metal pipeline in repairing and welding, and is easy to generate secondary leakage. In order to solve this technical problem, protection devices have been proposed in the prior art.
The protection device can prevent the protection device from being distorted and deformed due to external force, prolong the service life and ensure safe operation, such as: in soft environments such as filling pits and filling water, and under the conditions of sedimentation and external force excavation, the PE four-way joint is effectively protected from deformation and leakage caused by external force by utilizing the upper metal cylinder and the lower metal cylinder of the PE four-way joint. At present, in order to solve the air leakage problems of PE capacitor welding settlement, distortion, deformation and the like caused by external force, a part of companies adopt modes of tamping soft soil under a pipe, filling a cement plate, sealing cement paste and the like, and the method has an effect, but brings certain difficulty and cost to construction and rush repair time limit.
Disclosure of utility model
The utility model aims to solve the defects in the prior art, and provides a protection device for PE four-way electrofusion welding, which is not affected by external force.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
PE cross electrofusion welding does not receive protection device of external force influence, including first protection section of thick bamboo and second protection section of thick bamboo, all be equipped with two mounting grooves on first protection section of thick bamboo and the second protection section of thick bamboo outer wall, install the installation piece in the mounting groove, be equipped with the extrusion groove on the installation piece, be equipped with the locating piece through extrusion mechanism in the extrusion groove, first protection section of thick bamboo and second protection section of thick bamboo surface all are equipped with the locating hole that corresponds and communicate with the mounting groove with the locating piece, corresponding two rely on fixed establishment to be connected between the installation piece, all be equipped with a plurality of notes material holes on first protection section of thick bamboo and the second protection section of thick bamboo.
Preferably, the extrusion mechanism comprises a spring arranged in the extrusion groove, and two ends of the spring are respectively and elastically connected with the outer wall of the positioning block and the inner wall of the extrusion groove.
Preferably, the fixing mechanism comprises bolt assemblies arranged on two corresponding mounting blocks, and fixing holes matched with the bolt assemblies are formed in the mounting blocks.
Preferably, the first protection cylinder and the second protection cylinder are both provided with a compression ring on the arc inner wall, and leather is arranged on the arc inner wall of the compression ring.
Preferably, the vertical section of the mounting groove is L-shaped, and the vertical section of the mounting block is U-shaped.
Preferably, the plurality of mounting blocks in each mounting groove are distributed at equal intervals, and the bolt assembly is an M16 stainless steel bolt.
The utility model has the beneficial effects that:
1. The first protection cylinder and the second protection cylinder are utilized, two blocks are combined, the PE four-way capacitor is additionally arranged at three ends of the PE four-way capacitor to form a surrounding, the bolt assembly is utilized for connection, and the problems of sedimentation and air leakage caused by external force after welding the PE four-way capacitor are solved.
2. When the first protection cylinder is connected with the second protection cylinder, the compression ring and the PE pipeline are in hard fit by virtue of leather, so that the protection device is fixed on the PE pipeline and cannot move, and the stability of the device is ensured.
Drawings
FIG. 1 is a schematic structural diagram of a protection device for PE four-way electrofusion welding, which is not affected by external force;
FIG. 2 is a schematic structural view of a first cartridge protector and the like;
FIG. 3 is a schematic structural view of the assembly of the mounting block and the positioning block.
In the figure: the device comprises a first protection cylinder, a second protection cylinder, a mounting groove, a mounting block, a bolt component 5, a material injection hole 6, a compression ring 7, a fixing hole 8, a positioning hole 9, an extrusion groove 10, a positioning block 11 and a spring 12.
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.
Referring to fig. 1-3, a protection device for PE four-way electrofusion welding, which is not affected by external force, comprises a first protection cylinder 1 and a second protection cylinder 2, wherein the first protection cylinder 1 and the second protection cylinder 2 are made of stainless steel, two mounting grooves 3 are formed in the outer walls of the first protection cylinder 1 and the second protection cylinder 2, a mounting block 4 is mounted in the mounting groove 3, an extrusion groove 10 is formed in the mounting block 4, a positioning block 11 is arranged in the extrusion groove 10 through an extrusion mechanism, positioning holes 9 corresponding to the positioning block 11 and communicated with the mounting groove 3 are formed in the surfaces of the first protection cylinder 1 and the second protection cylinder 2, the corresponding two mounting blocks 4 are connected through a fixing mechanism, and a plurality of material injection holes 6 are formed in the first protection cylinder 1 and the second protection cylinder 2.
The extrusion mechanism comprises a spring 12 arranged in the extrusion groove 10, two ends of the spring 12 are respectively and elastically connected with the outer wall of the positioning block 11 and the inner wall of the extrusion groove 10, and the spring 12 realizes the extrusion operation of the positioning block 11 and can extrude the positioning block into the corresponding positioning hole 9.
The fixing mechanism comprises bolt assemblies 5 arranged on two corresponding mounting blocks 4, fixing holes 8 matched with the bolt assemblies 5 are formed in the mounting blocks 4, and the bolt assemblies 5 are in threaded connection with the fixing holes 8.
The first protection cylinder 1 and the second protection cylinder 2 are respectively provided with a compression ring 7 on the arc inner wall, leather is arranged on the arc inner wall of the compression ring 7, the thickness of the leather is 1-2mm, and the effects of reducing friction between the compression ring 7 and PE pipelines and enhancing the excessively hard fit are achieved.
The vertical section of the mounting groove 3 is L-shaped, the vertical section of the mounting block 4 is U-shaped, and the shape has a certain limiting function, so that the mounting block 4 can only transversely move relative to the mounting groove 3 to complete disassembly and assembly.
The plurality of mounting blocks 4 in each mounting groove 3 are distributed at equal intervals, the equal-interval distribution ensures uniform stress, and the bolt assembly 5 is an M16 stainless steel bolt, so that underground electrochemical corrosion is prevented.
When the PE four-way protection device is used, the first protection cylinder 1 and the second protection cylinder 2 are connected at the upper end and the lower end of the PE four-way protection device by means of the bolt assemblies 5 and the mounting blocks 4, and the installation of the bolt assemblies 5 is completed in a loose state so as to prevent the situation that other parts cannot be accurately installed after partial fastening, and after final fastening, foaming agents are filled into the material filling holes 6, so that the protection device and the PE four-way protection device are integrated. In practical application, when the pipeline receives external force to influence, can be through the protection device of PE four-way electricity with external force dispersion to the PE pipeline beyond the protection device to effectual protection PE cross electrofusion welded part does not receive external force, ensured the bonding strength of welded part, made PE cross electrofusion welded part and PE pipeline still integrative.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

  1. PE cross electrofusion welding does not receive protection device of external force influence, including first protection section of thick bamboo (1) and second protection section of thick bamboo (2), its characterized in that, all be equipped with two mounting grooves (3) on first protection section of thick bamboo (1) and the second protection section of thick bamboo (2) outer wall, install installation piece (4) in mounting groove (3), be equipped with extrusion groove (10) on installation piece (4), be equipped with locating piece (11) through extrusion mechanism in extrusion groove (10), first protection section of thick bamboo (1) and second protection section of thick bamboo (2) surface all are equipped with locating hole (9) corresponding with locating piece (11) and with mounting groove (3) intercommunication, two that correspond rely on fixed establishment to be connected between installation piece (4), all be equipped with a plurality of notes material hole (6) on first protection section of thick bamboo (1) and the second protection section of thick bamboo (2).
  2. 2. The PE four-way electrofusion welding protection device free of external force according to claim 1, wherein the extrusion mechanism comprises a spring (12) arranged in the extrusion groove (10), and two ends of the spring (12) are respectively and elastically connected with the outer wall of the positioning block (11) and the inner wall of the extrusion groove (10).
  3. 3. The protection device for PE four-way electrofusion welding, which is not affected by external force, according to claim 2, characterized in that the fixing mechanism comprises a bolt assembly (5) arranged on two corresponding mounting blocks (4), and the mounting blocks (4) are provided with fixing holes (8) matched with the bolt assembly (5).
  4. 4. The protection device for PE four-way electrofusion welding, which is not affected by external force, according to claim 3, wherein the first protection cylinder (1) and the second protection cylinder (2) are provided with a compression ring (7) on the arc inner wall, and leather is arranged on the arc inner wall of the compression ring (7).
  5. 5. The protection device for PE four-way electrofusion welding, which is not affected by external force according to claim 4, wherein the vertical section of the mounting groove (3) is L-shaped, and the vertical section of the mounting block (4) is U-shaped.
  6. 6. The protection device for PE four-way electrofusion welding, according to claim 5, characterized in that the plurality of mounting blocks (4) in each mounting groove (3) are equally spaced apart, and the bolt assembly (5) is an M16 stainless steel bolt.
CN202322597912.9U 2023-09-25 2023-09-25 PE four-way electrofusion welding protection device not affected by external force Active CN220904136U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322597912.9U CN220904136U (en) 2023-09-25 2023-09-25 PE four-way electrofusion welding protection device not affected by external force

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322597912.9U CN220904136U (en) 2023-09-25 2023-09-25 PE four-way electrofusion welding protection device not affected by external force

Publications (1)

Publication Number Publication Date
CN220904136U true CN220904136U (en) 2024-05-07

Family

ID=90909689

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322597912.9U Active CN220904136U (en) 2023-09-25 2023-09-25 PE four-way electrofusion welding protection device not affected by external force

Country Status (1)

Country Link
CN (1) CN220904136U (en)

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