CN218818850U

CN218818850U - Elbow type hot-melting single-external-thread screw-thread steel-plastic adapter

Info

Publication number: CN218818850U
Application number: CN202222732787.3U
Authority: CN
Inventors: 朱海勇; 吕耀军; 李华刚; 柳栋文; 杨晓宇
Original assignee: Jilin Province Songjiang Huizhi Technology Co ltd
Current assignee: Jilin Province Songjiang Huizhi Technology Co ltd
Priority date: 2022-10-18
Filing date: 2022-10-18
Publication date: 2023-04-07
Anticipated expiration: 2032-10-18

Abstract

The utility model relates to a crossover sub technical field is moulded to steel, concretely relates to crossover sub is moulded to single external screw thread of elbow formula hot melt steel, including the main part, the right side and the equal swing joint in bottom of main part have the connector, and the outside of connector is connected with the activity ring, and the main part is including inoxidizing coating, anticorrosive heat shrink cover and inner tube, and the main part is the setting of arc column structure. The utility model overcomes prior art's is not enough, through being provided with connector and activity ring, when this device need be changed steel-plastic adapter, can be through rotating the activity ring for the connector separates with steel pipe joint and plastic pipe joint, thereby takes out the main part and then changes, and is very convenient during the change, has improved change efficiency.

Description

Elbow type hot-melting single-external-thread screw-thread steel-plastic adapter

Technical Field

The utility model relates to a crossover sub technical field is moulded to steel, specifically is a crossover sub is moulded to single external screw thread of bent pipe formula hot melt.

Background

The steel-plastic conversion joint is a conversion connecting piece used for converting a steel pipe into a PE pipe or converting the PE pipe into the steel pipe in natural gas pipe network system software. The natural gas and fuel gas combined floor heating device is mainly used for natural gas, fuel gas and floor heating.

To known steel-plastic adapter, if the in-process that steel-plastic adapter used will be changed, the operation is got up comparatively inconveniently, and change efficiency is slow, and moreover, adapter is moulded to current part steel makes the anticorrosive coating of surface appear damaging because of the collision easily in the process of transportation to reduce holistic anticorrosive effect, influence holistic anticorrosive effect easily, be unfavorable for in-service use.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a crossover sub is moulded to single external screw thread of bent pipe formula hot melt aims at solving prior art, and it is slow to change efficiency, makes the anticorrosive coating of surface appear damaging because of the collision easily to reduce holistic anticorrosive effect's problem.

In order to solve the technical problem, the utility model provides a following technical scheme:

a bent pipe type hot-melting single-external-thread screw steel-plastic adapter comprises a main body, wherein the right side and the bottom of the main body are movably connected with connectors, the outer sides of the connectors are connected with movable rings, and the main body comprises a protective layer, an anticorrosive heat-shrinkable sleeve and an inner pipe;

the main body is arranged in an arc-shaped structure.

Preferably, the lower extreme of main part is equipped with and connects for threaded connection's plastic tubing with the connector, the one end threaded connection of plastic tubing connects has the plastic tubing.

Preferably, the right end of the main body is provided with a steel pipe joint in threaded connection with the connector, and one end of the steel pipe joint is in threaded connection with a steel pipe.

Preferably, the connector and the movable ring are arranged in a welding manner, and the top of the connector and the main body are movably arranged.

Preferably, a sealing ring is embedded into one side of the movable ring.

Preferably, the anticorrosive layer and the anticorrosive heat-shrinkable sleeve are arranged in a fitting manner.

The embodiment of the utility model provides an adapter is moulded to single external screw thread steel of bent tube formula hot melt possesses following beneficial effect: this kind of modified steel is moulded crossover sub, it is very convenient when changing, improved change efficiency, moreover, this kind of modified steel is moulded crossover sub can reduce easily because of the collision makes the anticorrosive coating of steel moulding crossover sub surface appear the condition of damaging in the process of transportation to guarantee holistic anticorrosive effect, be favorable to in-service use.

1. Through being provided with connector and loose loop, when this device need be changed steel to plastic adapter, can be through rotating the loose loop for the connector separates with steel pipe joint and plastic pipe joint, thereby takes out the main part and then changes, and is very convenient during the change, has improved change efficiency.

2. The anti-corrosion heat shrinkable sleeve is provided with the protective layer, the anti-corrosion layer and the anti-corrosion heat shrinkable sleeve, wherein the protective layer is made of rubber and has the functions of wear resistance and rebound resilience, the overall protection performance is improved, the anti-corrosion layer is arranged on the outer side of the anti-corrosion heat shrinkable sleeve and is anti-corrosion paint, the anti-corrosion paint forms a compact paint film on the surface of the anti-corrosion heat shrinkable sleeve, corrosion factors such as water, oxygen and ions can be effectively prevented from passing through, a corrosion medium is prevented from contacting with the surface of a material, the anti-corrosion heat shrinkable sleeve has a good anti-corrosion effect, the overall anti-corrosion effect is improved by matching with the anti-corrosion paint, and the time use is facilitated.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:

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

FIG. 2 is a schematic view of the split structure of the steel pipe joint and the plastic joint with the main body of the present invention;

fig. 3 is a schematic view of the main sectional structure of the present invention.

In the figure: 1. a main body; 2. a steel pipe joint; 3. a plastic pipe joint; 4. a steel pipe; 5. a plastic tube; 6. a movable ring; 7. a connector; 8. a seal ring; 9. a protective layer; 10. an anticorrosive layer; 11. an anti-corrosion heat shrinkable sleeve; 12. an inner tube.

Detailed Description

The preferred embodiments of the present invention will be described hereinafter with reference to the accompanying drawings, and it should be understood that the preferred embodiments described herein are merely for purposes of illustration and explanation, and are not intended to limit the present invention.

Example (b): as shown in fig. 1-3, a steel-plastic crossover sub is provided, which comprises a main body 1, wherein the right side and the bottom of the main body 1 are movably connected with a connector 7, the outer side of the connector 7 is connected with a movable ring 6, when the main body 1 is replaced, the connector 7 is separated from a steel pipe connector 2 and a plastic pipe connector 3 by rotating the movable ring 6, the main body 1 comprises a protective layer 9, an anticorrosive layer 10, an anticorrosive heat shrinkable sleeve 11 and an inner pipe 12, the protective layer 9 is made of rubber and has wear-resistant and rebound-elastic effects, so that the overall protective performance is improved, the anticorrosive layer 10 is an anticorrosive paint, the anticorrosive paint forms a compact paint film on the surface of the anticorrosive heat shrinkable sleeve 11, so that corrosion factors such as water, oxygen and ions can be effectively prevented from passing through, a corrosion medium is prevented from contacting with the surface of the material, the anticorrosive heat shrinkable sleeve has a good anticorrosive effect, the overall anticorrosive effect is improved by matching with the anticorrosive paint, and the main body 1 is provided with an arc-shaped structure.

Specifically, referring to fig. 1-3, a plastic pipe joint 3 in threaded connection with a connector 7 is disposed at the lower end of the main body 1, a plastic pipe 5 is in threaded connection with one end of the plastic pipe joint 3, and the plastic pipe joint 3 is used for connecting the plastic pipe 5.

Specifically, referring to fig. 1-3, a steel pipe joint 2 in threaded connection with a connector 7 is disposed at the right end of the main body 1, a steel pipe 4 is in threaded connection with one end of the steel pipe joint 2, and the steel pipe joint 2 is used for connecting the steel pipe 4.

Specifically, referring to fig. 1-3, the connector 7 and the movable ring 6 are welded together, the top of the connector 7 and the main body 1 are movably disposed, the connector 7 can rotate 360 degrees, and the connector 7 can be separated from the steel pipe joint 2 and the plastic pipe joint 3 by rotating the movable ring 6.

Specifically, referring to fig. 1-3, a sealing ring 8 is embedded into one side of the movable ring 6, and the sealing ring 8 has a sealing effect, so that the sealing performance of the joint of the connector 7, the steel pipe joint 2 and the plastic pipe joint 3 is improved.

Specifically, referring to fig. 1 to 3, the anticorrosive layer 10 and the anticorrosive heat shrinkable sleeve 11 are disposed in a fitting manner, the anticorrosive layer 10 is an anticorrosive coating, and the anticorrosive coating forms a dense paint film on the surface of the anticorrosive heat shrinkable sleeve 11, so that corrosion factors such as water, oxygen and ions can be effectively prevented from passing through the anticorrosive coating, and a corrosion medium is prevented from contacting with the surface of the material, wherein the anticorrosive heat shrinkable sleeve 11 has a good anticorrosive effect, and the overall anticorrosive effect is increased by matching with the anticorrosive coating.

The working principle is as follows: the utility model relates to a crossover sub is moulded to single external screw thread steel of elbow formula hot melt, when this device need be changed the steel-plastic conversion adapter, can be through rotating activity ring 6, make connector 7 separate with steel pipe joint 2 and plastic pipe joint 3, thereby take out main part 1 and then change, it is very convenient when changing, change efficiency has been improved, through being provided with inoxidizing coating 9, anticorrosive coating 10 and anticorrosive heat shrink sleeve 11, wherein inoxidizing coating 9 is the rubber material, the effect that has wear-resisting and resilience, whole protectiveness has been increased, wherein the outside of anticorrosive heat shrink sleeve 11 is equipped with anticorrosive coating 10, for anticorrosive coating, anticorrosive coating forms the fine and close paint film of one deck on anticorrosive heat shrink sleeve surface, can effectively block water, corrosion factors such as oxygen and ion pass through, corrosive medium and material surface contact have been avoided, wherein anticorrosive heat shrink sleeve 11 has fine anticorrosive effect, through cooperating with anticorrosive coating has increased holistic effect, be favorable to the time use.

Claims

1. The elbow type hot-melting single-external-thread screw steel-plastic adapter comprises a main body (1), and is characterized in that the right side and the bottom of the main body (1) are movably connected with a connector (7), the outer side of the connector (7) is connected with a movable ring (6), and the main body (1) comprises a protective layer (9), an anticorrosive layer (10), an anticorrosive heat-shrinkable sleeve (11) and an inner pipe (12);

the main body (1) is arranged in an arc-shaped structure.

2. The elbow hot-melt single-external-thread steel-plastic conversion joint according to claim 1, wherein a plastic pipe joint (3) in threaded connection with the connector (7) is arranged at the lower end of the main body (1), and a plastic pipe (5) is in threaded connection with one end of the plastic pipe joint (3).

3. The elbow hot-melting single-external-thread steel-plastic adapter according to claim 1, wherein a steel pipe joint (2) in threaded connection with the connector (7) is arranged at the right end of the main body (1), and a steel pipe (4) is in threaded connection with one end of the steel pipe joint (2).

4. The elbow type hot-melting single-external-thread screw steel-plastic adapter according to claim 1, wherein the connector (7) and the movable ring (6) are arranged in a welding manner, and the top of the connector (7) and the main body (1) are movably arranged.

5. The elbow hot-melting single-external-thread screw steel-plastic adapter according to claim 1, characterized in that a sealing ring (8) is embedded in one side of the movable ring (6).

6. The elbow type hot-melt single-external-thread screw steel-plastic adapter according to claim 1, wherein the anti-corrosion layer (10) and the anti-corrosion heat-shrinkable sleeve (11) are arranged in a fitting manner.