CN213815703U

CN213815703U - High temperature resistant enameled coil

Info

Publication number: CN213815703U
Application number: CN202023321766.XU
Authority: CN
Inventors: 吴京秀
Original assignee: Yueqing Guanghua Industrial Co ltd
Current assignee: Yueqing Guanghua Industrial Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-07-27
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a high temperature resistant enameled coil, which comprises an enameled coil main body, wherein one end of the enameled coil main body is fixedly provided with a positive connection depainting area, the other end of the enameled coil main body is fixedly provided with a negative connection depainting area, the enameled coil main body consists of six coils, the six coils are fixedly connected between two coils, the six coils consist of a flat guide core, an epoxy resin layer, a flame-retardant layer, a temperature-isolating heat-insulating layer and an insulating layer, the outer side of the flat guide core is fixedly connected with the inner side of the epoxy resin layer, and the outer side of the epoxy resin layer is fixedly connected with the inner side of the flame-retardant layer, the high temperature resistant enameled coil has reasonable and novel design, the material use conforms to the national safety regulation, no harmful substance is generated in the working process, no inter-turn short circuit, no inter-layer short circuit and no wire breakage occur, and can bear the high temperature environment of 200 ℃, the phenomenon of cracking and melting is not easy to occur, breakdown flashover is not caused, the service life is long, and the device is safe and reliable.

Description

High temperature resistant enameled coil

Technical Field

The utility model relates to an enameled coil technical field specifically is a high temperature resistant enameled coil.

Background

The enameled coil is a metal wire which is used for winding an electromagnetic coil and takes insulating paint as an insulating coating, and is also called an electromagnetic wire. The winding wire is a main variety of winding wires and comprises a conductor and an insulating layer, and a bare wire is annealed and softened and then is subjected to painting and baking for multiple times. However, it is not easy to produce a product which meets both the standard requirements and the customer requirements, and it is influenced by the quality of raw materials, process parameters, production equipment, environment and other factors, so that the quality characteristics of various enameled wires are different, but the enameled wires have four properties of mechanical property, chemical property, electrical property and thermal property, and the application range is very wide.

The conventional enameled coil has relatively poor heat resistance and relatively short service life, and is easy to have the phenomena of turn-to-turn short circuit and interlayer short circuit, so that the normal use of the coil is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high temperature resistance enameled coil to the heat resistance of the current enameled coil who proposes in solving above-mentioned background art is relatively poor, and life is lower relatively, appears the phenomenon of turn-to-turn short circuit and interlayer short circuit easily, influences the problem of the normal use of coil.

In order to achieve the above object, the utility model provides a following technical scheme: a high-temperature-resistant enameled coil comprises an enameled coil main body, wherein a positive connection paint removal area is fixedly arranged at one end of the enameled coil main body, the other end of the enameled coil main body is fixedly provided with a negative connection depainting area, the enameled coil main body consists of six turns, every two of the six turns are fixedly connected, the six turns consist of a flat guide core, an epoxy resin layer, a flame-retardant layer, a temperature-insulating and heat-insulating layer and an insulating layer, the outer side of the flat guide core is fixedly connected with the inner side of the epoxy resin layer, the outer side of the epoxy resin layer is fixedly connected with the inner side of the flame-retardant layer, the outer side of the flame-retardant layer is fixedly connected with the inner side of the thermal insulation layer, the outer side of the thermal insulation layer is fixedly connected with the inner side of the insulation layer, a blocking heat dissipation clamp pad is fixedly arranged between every two adjacent coils, and a plurality of semicircular bulges which are uniformly distributed are fixedly arranged on the surface of the blocking heat dissipation clamp pad.

As an optimized technical scheme of the utility model, the height setting of enameled coil main part is 14 millimeters.

As an optimal technical scheme of the utility model, just connecing the length in the district of removing lacquer is 8 millimeters, the burden connects the district of removing lacquer to set up to the arc, the burden connects the radius in the district of removing lacquer to be 2 millimeters, the burden connects the length in the district of removing lacquer to be 5 millimeters.

As an optimized technical scheme of the utility model, six the width of circle is 2.1 millimeters.

As an optimal technical scheme of the utility model, fire-retardant layer is made by the polyvinyl chloride material, separate the high temperature resistant glue of temperature insulating layer by modified epoxy and make, the insulating layer is made by insulating paint vehicle.

Compared with the prior art, the beneficial effects of the utility model are that: this enameled flat wire reasonable in design is novel, and the material uses and accords with national safety regulation, can not produce harmful substance in the working process, and the phenomenon of no turn-to-turn short circuit, interlayer short circuit and broken string takes place, and can bear 200 degrees centigrade high temperature environment, and the phenomenon that the fracture melts is difficult to appear, the breakdown flashover can not appear, and life is high, safe and reliable.

Drawings

FIG. 1 is a schematic structural view of a main body of the present invention in front view;

FIG. 2 is a schematic view of the rear cross-sectional structure of the main body of the present invention;

FIG. 3 is a schematic view of the structure of the coil of the present invention;

fig. 4 is a schematic side view of the structure of the turn-ring of the present invention.

In the figure: 1. the enameled coil body; 2. winding; 3. connecting a paint removing area; 4. a heat-blocking and dissipating clamp pad; 5. connecting a negative paint removing area; 6. a flat guide core; 7. an epoxy resin layer; 8. a thermal insulation layer; 9. a flame retardant layer; 10. an insulating layer; 11. a semicircular bulge.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model provides a high temperature resistant enameled coil, which comprises an enameled coil body 1, wherein one end of the enameled coil body 1 is fixedly provided with a positive connection depainting area 3, the other end of the enameled coil body 1 is fixedly provided with a negative connection depainting area 5, the enameled coil body 1 is composed of six turns 2, two turns 2 are fixedly connected, the six turns 2 are composed of a flat conducting core 6, an epoxy resin layer 7, a flame retardant layer 9, a thermal insulation layer 8 and an insulating layer 10, the outer side of the flat conducting core 6 is fixedly connected with the inner side of the epoxy resin layer 7, the outer side of the epoxy resin layer 7 is fixedly connected with the inner side of the flame retardant layer 9, the outer side of the flame retardant layer 9 is fixedly connected with the inner side of the thermal insulation layer 8, the outer side of the thermal insulation layer 8 is fixedly connected with the inner side of the insulating layer 10, a separation heat dissipation clamp pad 4 is fixedly arranged between two adjacent turns 2, and a plurality of semicircular bulges 11 which are uniformly distributed are fixedly arranged on the surface of the blocking heat dissipation clamp pad 4.

Preferably, the height of enameled coil body 1 sets up 14 millimeters, and reasonable in design is novel, and the material uses and accords with national safety regulations.

Preferably, the length of the positive paint removing area 3 is 8 millimeters, the negative paint removing area 5 is arc-shaped, the radius of the negative paint removing area 5 is 2 millimeters, the length of the negative paint removing area 5 is 5 millimeters, no inter-turn short circuit, interlayer short circuit and disconnection phenomenon occurs, the high-temperature environment of 200 ℃ can be borne, and the phenomenon of cracking and melting is not easy to occur.

Preferably, the width of each of the six coils 2 is 2.1 mm, the structure is reasonable, and the stability is strong.

Preferably, the flame-retardant layer 9 is made of polyvinyl chloride material, the thermal insulation layer 8 is made of modified epoxy high-temperature-resistant glue, the insulation layer 10 is made of insulation paint, the material is reasonably used, and no harmful substance is generated in the working process.

When specifically using, the utility model relates to a high temperature resistant enameled coil directly takes out enameled coil main part 1, installs the use according to the normal use mode of enameled wire, and this enameled wire material is used rationally, can not produce harmful substance in the working process, and environmental protection safety does not have the phenomenon of turn-to-turn short circuit, layer short circuit and broken string and takes place, and can bear the high temperature environment of 200 degrees centigrade, is difficult to appear the phenomenon that the fracture melts, and life is higher relatively.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a high temperature resistant enameled coil, includes enameled coil main part (1), its characterized in that: the one end of enameled coil main part (1) is fixed to be provided with and just connects depainting area (3), the other end of enameled coil main part (1) is fixed to be provided with and connects depainting area (5) negatively, enameled coil main part (1) comprises six circle (2), six circle (2) is two liang between fixed connection, six circle (2) are led core (6), epoxy layer (7), fire-retardant layer (9), separate temperature insulating layer (8) and insulating layer (10) by the flat and constitute, the outside of flat core (6) is led the inboard fixed connection of epoxy layer (7), the outside of epoxy layer (7) and the inboard fixed connection of fire-retardant layer (9), the outside of fire-retardant layer (9) and the inboard fixed connection of separating temperature insulating layer (8), the outside of separating temperature insulating layer (8) and the inboard fixed connection of insulating layer (10), and a blocking heat dissipation clamp pad (4) is fixedly arranged between every two adjacent coils (2), and a plurality of uniformly distributed semicircular bulges (11) are fixedly arranged on the surface of the blocking heat dissipation clamp pad (4).

2. The high temperature resistant enameled coil of claim 1, wherein: the height of the enameled coil body (1) is set to be 14 mm.

3. The high temperature resistant enameled coil of claim 1, wherein: the length of the positive paint removing area (3) is 8 millimeters, the negative paint removing area (5) is arc-shaped, the radius of the negative paint removing area (5) is 2 millimeters, and the length of the negative paint removing area (5) is 5 millimeters.

4. The high temperature resistant enameled coil of claim 1, wherein: the widths of the six coils (2) are all 2.1 mm.

5. The high temperature resistant enameled coil of claim 1, wherein: the flame-retardant layer (9) is made of polyvinyl chloride materials, the thermal insulation layer (8) is made of modified epoxy high-temperature-resistant glue, and the insulation layer (10) is made of insulation paint.