CN-224214931-U - Electrofusion flange for pipe fitting connection

Abstract

The utility model relates to the technical field of electrofusion flanges, and discloses an electrofusion flange for pipe fitting connection, which comprises an electrofusion sleeve, wherein two ends of the outer surface of the electrofusion sleeve are fixedly connected with wire connectors, the inside of the electrofusion sleeve is fixedly connected with a limiting ring, two observation grooves are formed in the outer surface of the electrofusion sleeve, a liquid storage meter is fixedly connected in the observation grooves, a partition plate is fixedly connected in the liquid storage meter, the inside of the liquid storage meter is filled with observation liquid, and a stable component is arranged in the middle of the outer surface of the electrofusion sleeve. The trapezoid design of the stable seat and the arrangement of the reinforcing holes enhance the stability of the flange and the pipeline in the connecting process, and particularly in soft soil geology or uneven environment, the stability in the welding process is further improved through the insertion of the support columns, and the accuracy and welding quality of the whole welding process are improved.

Inventors

• JIANG XUDONG

Assignees

• 余姚市东普管业有限公司

Dates

Publication Date

20260508

Application Date

20250611

Claims (8)

1. 1. The utility model provides an electric smelting flange for pipe connection, includes electric smelting sleeve (1), its characterized in that, electric smelting sleeve (1) surface both ends fixedly connected with wire interface (2), electric smelting sleeve (1) inside fixedly connected with spacing ring (3), two observation grooves (4) have been seted up to electric smelting sleeve (1) surface, the inside fixedly connected with stock solution meter (5) of observation groove (4), the inside fixedly connected with division board (6) of stock solution meter (5), the inside packing of stock solution meter (5) has observation liquid (7), electric smelting sleeve (1) surface middle part is provided with firm subassembly (8).
2. 2. An electrofusion flange for pipe fitting connection according to claim 1, characterized in that the stabilizing assembly (8) comprises two annular grooves (801), the annular grooves (801) are formed in the middle of the outer surface of the electrofusion sleeve (1), and a stabilizing seat (802) is slidably connected inside the annular grooves (801).
3. 3. An electrofusion flange for pipe connection according to claim 1, characterized in that the region at the end remote from the stop collar (3) is provided as a connection zone (9) inside the electrofusion sleeve (1).
4. 4. An electrofusion flange for joining pipes according to claim 3, characterized in that two of said observation grooves (4) are symmetrically arranged outside said joining zone (9) on the outer surface of said electrofusion sleeve (1).
5. 5. The electrofusion flange for pipe fitting connection according to claim 1, characterized in that a small hole (601) penetrating through the partition plate (6) is formed in the center of the partition plate (6).
6. 6. An electrofusion flange for pipe fitting connection according to claim 2, characterized in that said stabilizing seats (802) are trapezoidal and symmetrically distributed on both sides of the axis of said electrofusion sleeve (1).
7. 7. The electrofusion flange for pipe fitting connection according to claim 2, wherein reinforcing holes (803) are formed in both sides of the edge of the fixing base (802).
8. 8. An electrofusion flange for pipe connection according to claim 1, characterized in that the upper end of the wire connection (2) is slidingly connected with a protective sleeve (201).

Description

Electrofusion flange for pipe fitting connection Technical Field The utility model relates to the technical field of electrofusion flanges, in particular to an electrofusion flange for connecting pipe fittings. Background Electrofusion flanges are widely used in piping systems, particularly in the field of thermoplastic piping connections. With the diversification of pipeline materials and the continuous development of pipeline connection modes, the traditional welding, threaded connection and flange connection modes cannot meet special requirements, especially in occasions with high connection quality requirements and complex environmental requirements. The electric melting flange technology solves some problems faced by the traditional connection mode, such as uneven welding, inconvenient installation, insufficient connection strength and the like. The electric melting flange heats the electric melting sleeve through the electric heating element to realize the melting connection with the surface of the pipeline, thereby forming high-strength and reliable connection. The electric smelting flange has simple working principle and convenient operation, and can quickly complete the pipeline connection by only sleeving the electric smelting sleeve on the pipeline, switching on the power supply and setting proper temperature and time. Because the electrofusion flange has high connection strength, corrosion resistance and aging resistance, and simple and convenient installation process, the electrofusion flange can be widely applied to the fields of water supply, water drainage, natural gas, petroleum, chemical industry and the like. However, the conventional electrofusion flange still has certain technical challenges under certain specific environments, such as inaccurate butt joint of pipeline connection, uneven temperature in the welding process, insufficient stability in the connection process, and the like. Therefore, the design of the electrofusion flange is further optimized, the stability of the welding process is enhanced, the temperature control and the supporting system in the welding process are improved, and the technical problem to be solved in the field of pipe fitting connection is urgent. Disclosure of utility model In order to make up for the defects, the utility model provides an electrofusion flange for pipe fitting connection, and aims to solve the problems of inaccurate temperature control, unstable connection and complex installation operation in the welding process in the prior art. In order to achieve the purpose, the electric melting flange for pipe fitting connection comprises an electric melting sleeve, wherein two ends of the outer surface of the electric melting sleeve are fixedly connected with wire connectors, the inside of the electric melting sleeve is fixedly connected with a limiting ring, two observation grooves are formed in the outer surface of the electric melting sleeve, a liquid storage meter is fixedly connected to the inside of the observation grooves, a partition plate is fixedly connected to the inside of the liquid storage meter, observation liquid is filled in the liquid storage meter, and a stable component is arranged in the middle of the outer surface of the electric melting sleeve. As further description of the technical scheme, the stabilizing component comprises two annular grooves, the annular grooves are formed in the middle of the outer surface of the electric melting sleeve, and the stabilizing seat is connected inside the annular grooves in a sliding mode. As a further description of the above technical solution, a region remote from both ends of the stop collar is provided as a connection region inside the electro-fusion sleeve. As a further description of the above technical solution, on the outer surface of the electrofusion sleeve, two of the observation grooves are symmetrically arranged outside the connection zone. As a further description of the technical scheme, a small hole penetrating through the partition plate is formed in the center of the partition plate. As a further description of the technical scheme, the stabilizing seats are trapezoidal and symmetrically distributed on two sides of the axis of the electric melting sleeve. As a further description of the technical scheme, reinforcing holes are formed in two sides of the edge of the stable seat. As a further description of the above technical solution, the upper end of the wire interface is slidably connected with a protective sleeve. The utility model has the following beneficial effects: 1. According to the utility model, the tight connection between the pipeline and the electrofusion flange can be ensured through the electrofusion sleeve and the limiting ring, a stable welding effect is realized in the heating process, and a user can monitor the temperature change in the welding process in real time through the design of the observation groove and the liquid storage meter, so that the