CN215220317U

CN215220317U - Pulling-resistant enameled wire

Info

Publication number: CN215220317U
Application number: CN202121154064.9U
Authority: CN
Inventors: 陈阳; 周优君; 潘志霞
Original assignee: Changzhou Jiuteng Electric Co ltd
Current assignee: Changzhou Jiuteng Electric Co ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2021-12-17
Anticipated expiration: 2031-05-27

Abstract

The utility model discloses a resistant enameled wire of dragging, which comprises a conductor, the surface of conductor is scribbled and is equipped with the dope layer, the surface cover of dope layer is equipped with insulating cover, the dope layer includes the stratum basale, the first functional layer of top fixedly connected with of stratum basale, first functional layer includes polyester layer and acetal layer, the bottom fixedly connected with second functional layer of stratum basale, the second functional layer includes polyester imine layer and polyurethane layer. The utility model discloses at the first functional layer of top fixedly connected with of stratum basale, the polyester layer that first functional layer includes can all increase the resistant performance of pulling of conductor with the acetal layer, at the bottom fixedly connected with second functional layer of stratum basale, the polyester imine layer that the second functional layer includes can all increase the resistant performance of pulling of conductor with the polyurethane layer, reached resistant purpose of pulling, it is poor to have solved current enameled wire resistant performance of pulling, easy fracture when leading to its use, influence the problem safe in utilization.

Description

Pulling-resistant enameled wire

Technical Field

The utility model relates to an enameled wire technical field specifically is a resistant enameled wire of dragging.

Background

The enameled wire is a main variety of winding wires and comprises a conductor and an insulating layer, a bare wire is annealed and softened and then is subjected to painting and baking for multiple times, but the product which meets the standard requirements and also meets the requirements of customers is not easy to produce, and is influenced by factors such as raw material quality, process parameters, production equipment, environment and the like, so that various enameled wires have different quality characteristics and have four properties of mechanical property, chemical property, electrical property and thermal property, and the existing enameled wire has poor pulling resistance, so that the enameled wire is easy to break when in use and affects use safety.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a resistant enameled wire of dragging possesses resistant advantage of dragging, has solved current enameled wire and has resisted the performance poor of dragging, easy fracture when leading to its use, influences safe in utilization's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a resistant enameled wire that pulls, includes the conductor, the surface of conductor is scribbled and is equipped with the dope layer, the surface cover on dope layer is equipped with insulating cover, the dope layer includes the stratum basale, the first functional layer of top fixedly connected with on stratum basale, first functional layer includes polyester layer and acetal layer, the bottom fixedly connected with second functional layer on stratum basale, the second functional layer includes polyester imine layer and polyurethane layer.

Preferably, the acetal layer is fixedly attached to the top of the base layer, and the top of the acetal layer is fixedly attached to the polyester layer.

Preferably, the thickness of the polyester layer is the same as that of the acetal layer, and the thickness of the first functional layer is 0.2 to 0.3 times the thickness of the base layer.

Preferably, the polyester imide layer is fixedly connected to the bottom of the substrate layer, and the polyurethane layer is fixedly connected to the bottom of the polyester imide layer.

Preferably, the thickness of the polyester imide layer is the same as the thickness of the polyurethane layer, and the thickness of the first functional layer is the same as the thickness of the second functional layer.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses at the first functional layer of top fixedly connected with of stratum basale, the polyester layer that first functional layer includes can all increase the resistant performance of pulling of conductor with the acetal layer, at the bottom fixedly connected with second functional layer of stratum basale, the polyester imine layer that the second functional layer includes can all increase the resistant performance of pulling of conductor with the polyurethane layer, reached resistant purpose of pulling, it is poor to have solved current enameled wire resistant performance of pulling, easy fracture when leading to its use, influence the problem safe in utilization.

Drawings

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

FIG. 2 is a schematic sectional view of the coating layer of the present invention;

fig. 3 is a schematic structural diagram of a first functional layer of the present invention;

fig. 4 is a schematic structural diagram of a second functional layer of the present invention.

In the figure: 1. a conductor; 21. a base layer; 22. a first functional layer; 221. a polyester layer; 222. an acetal layer; 23. a second functional layer; 231. a polyester imide layer; 232. a polyurethane layer; 2. a coating layer; 3. and an insulating sleeve.

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.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses a conductor 1, stratum basale 21, first functional layer 22, polyester layer 221, acetal layer 222, second functional layer 23, polyester imine layer 231, polyurethane layer 232, dope layer 2 and insulating cover 3 part are the parts that general standard or the technical staff in the field know, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental methods.

Referring to fig. 1 to 4, an anti-pulling enameled wire includes a conductor 1, a paint layer 2 is coated on an outer surface of the conductor 1, an insulating sleeve 3 is sleeved on an outer surface of the paint layer 2, the paint layer 2 includes a substrate layer 21, a first functional layer 22 is fixedly connected to a top of the substrate layer 21, the first functional layer 22 includes a polyester layer 221 and an acetal layer 222, the acetal layer 222 is fixedly connected to a top of the substrate layer 21, the acetal layer 222 is fixedly connected to a top of the polyester layer 221, a thickness of the polyester layer 221 is the same as a thickness of the acetal layer 222, a thickness of the first functional layer 22 is 0.2 to 0.3 times of a thickness of the substrate layer 21, a bottom of the substrate layer 21 is fixedly connected to a second functional layer 23, the second functional layer 23 includes a polyester imide layer 231 and a polyurethane layer 232, the polyester imide layer 231 is fixedly connected to a bottom of the substrate layer 21, a bottom of the polyester imide layer 231 is fixedly connected to a polyurethane layer 232, the thickness of the polyester imide layer 231 is the same as that of the polyurethane layer 232, the thickness of the first functional layer 22 is the same as that of the second functional layer 23, the first functional layer 22 is fixedly connected to the top of the base layer 21, the polyester layer 221 and the acetal layer 222 included in the first functional layer 22 can increase the pulling resistance of the conductor 1, the second functional layer 23 is fixedly connected to the bottom of the base layer 21, the polyester imide layer 231 and the polyurethane layer 232 included in the second functional layer 23 can increase the pulling resistance of the conductor 1, and the pulling resistance is achieved.

During the use, at the first functional layer 22 of top fixedly connected with of stratum basale 21, polyester layer 221 that first functional layer 22 includes can all increase conductor 1's resistant performance of dragging with acetal layer 222, bottom fixedly connected with second functional layer 23 at stratum basale 21, polyester imine layer 231 that second functional layer 23 includes can all increase conductor 1's resistant performance of dragging with polyurethane layer 232, the purpose of resistant dragging has been reached, it is poor to have solved current enameled wire resistant performance of dragging, lead to its easy fracture when using, influence the problem of safety in utilization.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A resistant enameled wire that pulls, includes conductor (1), its characterized in that: the surface of conductor (1) is scribbled and is equipped with dope layer (2), the surface cover of dope layer (2) is equipped with insulating cover (3), dope layer (2) include stratum basale (21), the first functional layer (22) of top fixedly connected with of stratum basale (21), first functional layer (22) include polyester layer (221) and acetal layer (222), the bottom fixedly connected with second functional layer (23) of stratum basale (21), second functional layer (23) include polyester imine layer (231) and polyurethane layer (232).

2. The enamel wire with pulling resistance according to claim 1, wherein: the acetal layer (222) is fixedly connected to the top of the base layer (21), and the top of the acetal layer (222) is fixedly connected with the polyester layer (221).

3. The enamel wire with pulling resistance according to claim 1, wherein: the thickness of the polyester layer (221) is the same as that of the acetal layer (222), and the thickness of the first functional layer (22) is 0.2-0.3 times of that of the base layer (21).

4. The enamel wire with pulling resistance according to claim 1, wherein: the polyester imide layer (231) is fixedly connected to the bottom of the base layer (21), and the polyurethane layer (232) is fixedly connected to the bottom of the polyester imide layer (231).

5. The enamel wire with pulling resistance according to claim 1, wherein: the thickness of the polyester imide layer (231) is the same as the thickness of the polyurethane layer (232), and the thickness of the first functional layer (22) is the same as the thickness of the second functional layer (23).