CN210429329U

CN210429329U - Polyester-imide enameled wire

Info

Publication number: CN210429329U
Application number: CN201921461422.3U
Authority: CN
Inventors: 冯海祥; 章利明; 高利泉; 郭利吉; 冯利忠; 高小峰; 沈华梁; 沈嘉俊; 章汉钦
Original assignee: Zhejiang Sanxing Electrical Technology Co ltd
Current assignee: Zhejiang Sanxing Electrical Technology Co ltd
Priority date: 2019-09-04
Filing date: 2019-09-04
Publication date: 2020-04-28
Anticipated expiration: 2029-09-04

Abstract

The utility model relates to an enameled wire technical field just discloses polyester imine enameled wire, including conductive core and connection fixed slot, the serration groove has been seted up on conductive core's right side surface, the half slot has been seted up on the right side of serration groove, the inside swing joint of connection fixed slot has the connecting rod, fixed surface is connected with rubber block one under the top of connection fixed slot, fixed surface is connected with rubber block two on the bottom of connection fixed slot, the through-hole has been seted up between rubber block one and the rubber block two, the equal fixedly connected with taper point in both ends of connecting rod, two the taper point is close to the equal fixedly connected with magnet of one end in the outside. The eight connecting fixing grooves are connected together through the four connecting rods to assist in strengthening the connection of the two conductive wire cores, so that the two conductive wire cores are fixedly connected together, and the effect that the conductive wire cores can be fixedly connected without stripping heat-resistant insulating layers is achieved.

Description

Polyester-imide enameled wire

Technical Field

The utility model relates to an enameled wire technical field specifically is polyester imine enameled wire.

Background

The enameled wire is used as a conductive circuit and is widely applied in the field of electricians, and most of the enameled wires on the market at present consist of a conductive wire core and an insulating layer; the during operation, electrically conduct through the conductive wire core, play insulating effect through the insulating layer simultaneously, improve the security of enameled wire when using, and the polyester imine enameled wire is owing to its good heat resistance and widely received electrician's trade's welcome, but present polyester imine enameled wire then need peel off its outside coating when its joint department is connected, carries out fixed connection to its inside conductive wire core again in order to reach electrically conductive effect, but just so makes the high temperature resistant protective layer of conductive wire core junction lose, can not carry out high temperature resistant protection to the conductive wire core, has seriously influenced the security of using.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a polyester imine enameled wire possesses and need not peel off heat-resisting insulating layer and can carry out fixed connection's advantage to conductive core, has solved present polyester imine enameled wire conductive core and has carried out the problem that heat-resisting insulating layer need be peeled off when fixed connection.

(II) technical scheme

For the above-mentioned purpose that need not peel off heat-resisting insulating layer and can carry out fixed connection to conductive core, the utility model provides a following technical scheme: the polyesterimide enameled wire comprises a conductive wire core, wherein a sawtooth groove is formed in the right side surface of the conductive wire core, a semicircular groove is formed in the right side of the sawtooth groove, an epoxy resin layer wraps the outer wall of the conductive wire core, a polyurethane layer wraps the outer wall of the epoxy resin layer, a fiber layer wraps the outer wall of the polyurethane layer, a polyamide imide layer wraps the outer wall of the fiber layer, an insulating layer wraps the outer wall of the polyamide imide layer, a connecting fixing groove is formed between the polyurethane layer and the fiber layer, a connecting rod is movably connected inside the connecting fixing groove, a rubber block I is fixedly connected to the lower surface of the top of the connecting fixing groove, a rubber block II is fixedly connected to the upper surface of the bottom of the connecting fixing groove, a through hole is formed between the rubber block I and the rubber block II, and supporting columns are respectively installed beside one side of the rubber block I and, the equal fixedly connected with taper point in both ends of connecting rod, two the equal fixedly connected with magnet of one end that the taper point is close to the outside, two connect the equal fixedly connected with fixed block of one end inner wall that the fixed slot is close to the outside, the equal fixed mounting in inboard surface of fixed block has the iron sheet.

Preferably, the diameter of the through hole is smaller than that of the conical tip, the conical tip needs to penetrate through the through hole to reach the back of the through hole, and the conical tip is clamped in the connecting fixing groove through the through hole, so that the two connecting fixing grooves are connected together through the connecting rod.

Preferably, be equipped with a plurality of heat dissipation meshs in the fibre layer, the heat dissipation meshs are used for the heat dissipation, prevent that the inside heat of sinle silk from too concentrating and causing the sinle silk to be damaged.

Preferably, both the inner wall of the insulating layer and the outer wall of the polyamide imide layer are provided with sawtooth structures, and the polyamide imide layer and the insulating layer are in occlusion connection through the sawtooth structures.

Preferably, the diameter of the conductive wire core is equal to the diameter of the inner wall of the epoxy resin layer, the conductive wire core is inserted into the inner wall of the epoxy resin layer, the epoxy resin layer has a fixing effect on the conductive wire core, and the diameters are equal and are inserted more closely.

Preferably, the diameter of the connection rod is smaller than that of the connection fixing groove, and the connection rod is inserted into the connection fixing groove, so that the diameter of the connection rod must be smaller than that of the connection fixing groove to insert the connection rod into the connection fixing groove.

Preferably, the surface of the fixed block is provided with a groove, the groove on the surface of the fixed block is matched with the appearance of the magnet, and the iron sheet is arranged in the groove formed in the surface of the fixed block, so that the magnet and the iron sheet can be better adsorbed together.

Preferably, the insulating layer plays an insulating role and prevents the wire core from electric leakage.

Preferably, the conductive wire cores are half at the joints of the two wires respectively, and the two conductive wire cores are meshed together through the sawtooth grooves during connection, so that the connection of the two conductive wire cores is more stable.

(III) advantageous effects

Compared with the prior art, the utility model provides a polyester imide enameled wire possesses following beneficial effect:

1. this polyesterimide enameled wire, through set up four connection fixed slots on two sections polyesterimide enameled wires relative one side cross-sections, then all half-and-half dissection of conductive core in two polyesterimide enameled wires, and set up the serration groove on its surface, again through digging half with the conductive core of arbitrary one in two polyesterimide enameled wires, extend out the conductive core of a polyesterimide enameled wire, peg graft that half department that digs out half that will extend out, and link together eight connection fixed slots through four connecting rods and assist the enhancement to the connection of two conductive core, thereby make two conductive core fixed connection together, thereby reached and need not peel off heat-resisting insulating layer and can carry out fixed connection's effect to conductive core.

2. This polyester imide enameled wire, through pegging graft the connecting rod between two connection fixed slots, make the connecting rod drive the taper point and pass through-hole extrusion rubber block one and rubber block two, expand the interval between rubber block one and the rubber block two, then after the taper point passes the through-hole, because the taper point is close to through-hole one side does not have the taper point, and the diameter that the taper point is close to through-hole one side is greater than the through-hole, so the taper point can not follow the roll-off in the through-hole and come, thereby reached the effect through two connection fixed slots of connecting rod fixed connection.

Drawings

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

fig. 2 is a schematic view of the structure of the connection fixing groove of the present invention.

In the figure: the cable comprises a 1-conductive wire core, a 2-sawtooth groove, a 3-semicircular groove, a 4-epoxy resin layer, a 5-polyurethane layer, a 6-fiber layer, a 7-polyamide imide layer, an 8-insulating layer, a 9-connecting fixing groove, a 10-connecting rod, a 11-rubber block I, a 12-rubber block II, a 13-through hole, a 14-supporting column, a 15-conical tip, a 16-magnet, a 17-fixing block and an 18-iron sheet.

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. 1-2, a polyesterimide enameled wire comprises a conductive wire core 1, wherein the conductive wire core 1 is half at the joint of two wires, and is engaged together through a serrated groove 2 during connection, so that the connection between the two conductive wire cores is more stable, the diameter of the conductive wire core 1 is equal to the diameter of the inner wall of an epoxy resin layer 4, the conductive wire core 1 is inserted into the inner wall of the epoxy resin layer 4, the epoxy resin layer 4 has a fixing effect on the conductive wire core 1, the diameters of the conductive wire core 1 are equal and more tightly inserted, the right surface of the conductive wire core 1 is provided with the serrated groove 2, the right side of the serrated groove 2 is provided with a semicircular groove 3, the outer wall of the conductive wire core 1 is wrapped with the epoxy resin layer 4, the outer wall of the epoxy resin layer 4 is wrapped with a polyurethane layer 5, the outer wall of the polyurethane layer 5 is wrapped with a fiber layer 6, the fiber layer 6, the outer wall of the fiber layer 6 is wrapped by a polyamide imide layer 7, the outer wall of the polyamide imide layer 7 is wrapped by an insulating layer 8, the insulating layer 8 plays an insulating role and prevents electric leakage of a wire core, the inner wall of the insulating layer 8 and the outer wall of the polyamide imide layer 7 are both provided with sawtooth structures, the polyamide imide layer 7 and the insulating layer 8 are connected in an occluded mode through the sawtooth structures, a connecting fixing groove 9 is formed between the polyurethane layer 5 and the fiber layer 6, a connecting rod 10 is movably connected inside the connecting fixing groove 9, the diameter of the connecting rod 10 is smaller than that of the connecting fixing groove 9, the connecting rod 10 penetrates inside the connecting fixing groove 9, the diameter of the connecting rod 10 must be smaller than that of the connecting fixing groove 9 to enable the connecting rod 10 to be inserted into the connecting fixing groove 9, the lower surface of the top of the connecting fixing groove 9 is fixedly connected, the elasticity of the rubber block I11 and the rubber block II 12 is strong, so that the through hole 13 between the rubber block I11 and the rubber block II 12 can be enlarged by the cone-shaped tip 15 through the cone-shaped block at the front end of the cone-shaped tip 15, the cone-shaped tip 15 can slide through the through hole 13 as a whole and can not be clamped in the through hole 13 to slide outwards, the through hole 13 is formed between the rubber block I11 and the rubber block II 12, the diameter of the through hole 13 is smaller than that of the cone-shaped tip 15, the cone-shaped tip 15 needs to penetrate through the through hole 13 to reach the back of the through hole 13, the cone-shaped tip 15 is clamped in the connecting fixing groove 9 through the through hole 13, so that the two connecting fixing grooves 9 are connected together through the connecting rod 10, the supporting columns 14 are arranged beside the sides, close to the outer sides, of the rubber block I11 and the rubber block II 12, the supporting columns 14 play a supporting role in preventing the, the connecting effect cannot be achieved, two rubber blocks I11 and two rubber blocks II 12 are arranged in each connecting and fixing groove 9, can play a role of double insurance, so that the connection of the connecting fixed groove 9 is always positioned on a parallel line, the two ends of the connecting rod 10 are fixedly connected with the cone-shaped tips 15, the ends of the two cone-shaped tips 15 close to the outer side are fixedly connected with the magnets 16, the magnets 16 and the iron sheets 18 are adsorbed, the connecting rod 10 can be connected with the connecting fixing grooves 9 more tightly, the inner walls of the ends, close to the outer sides, of the two connecting fixing grooves 9 are fixedly connected with the fixing blocks 17, the surfaces of the fixing blocks 17 are provided with grooves, the grooves on the surfaces of the fixing blocks 17 are matched with the shapes of the magnets 16, the iron sheets 18 are arranged in the grooves on the surfaces of the fixing blocks 17, the magnet 16 and the iron sheet 18 can be better adsorbed together, and the iron sheets 18 are fixedly arranged on the inner side surfaces of the fixing blocks 17.

The working principle is that when two polyester imide enameled wires need to be connected, the extended conductive wire core 1 on one wire is rotated one hundred eighty degrees and inserted at the semicircular groove 3, the two conductive wire cores 1 are bound together through the occlusion effect of the sawtooth grooves 2 on the two conductive wire cores 1, at the moment, the connecting rod 10 is respectively inserted into the two connecting and fixing grooves 9, so that the conical tip 15 passes through the through hole 13 between the rubber block I11 and the rubber block II 12 along the inside of the connecting and fixing groove 9 and reaches the iron sheet 18 on the surface of the fixing block 17, because the elasticity of the rubber block I11 and the rubber block II 12 can enable the conical tip 15 to extrude the through hole 13, the diameter of the through hole 13 is increased, the whole conical tip 15 can pass through the through hole 13, when the conical tip 15 passes through the through hole 13, the diameter of the inner side of the conical tip 15 is larger than that of the through hole 13, and one end of the inner side, therefore, the conical tip 15 can not reversely slide out of the through hole 13, and the fastening degree between the two connecting fixing grooves 9 is further enhanced through the adsorption connection of the magnet 16 and the iron sheet 18, so that a fixing device is added to the connection from the outside of the conductive wire core 1, the connection between the two conductive wire cores 1 is more fastened, and the purpose of fixedly connecting the conductive wire cores without peeling off the heat-resistant insulating layer is achieved.

In summary, in the polyesterimide enameled wire, four connection fixing grooves 9 are formed in the cross section of one side of two sections of polyesterimide enameled wires, then the conductive wire cores 1 in the two polyesterimide enameled wires are split into two halves, the surface of the two polyesterimide enameled wires is provided with the serrated groove 2, then one half of the conductive wire core 1 of any one of the two polyesterimide enameled wires is cut, the conductive wire core 1 of one polyesterimide enameled wire is extended out, the extended half is inserted into the cut half, the eight connection fixing grooves 9 are connected together through the four connecting rods 10 to perform auxiliary reinforcement on the connection of the two conductive wire cores 1, so that the two conductive wire cores 1 are fixedly connected together, and the effect of fixedly connecting the conductive wire cores without stripping a heat-resistant insulating layer is achieved; through pegging graft connecting rod 10 between two connection fixed slots 9, make connecting rod 10 drive the most advanced 15 of taper and extrude rubber block 11 and rubber block two 12 through-hole 13, with the interval expansion between rubber block 11 and the rubber block two 12, then after the most advanced 15 of taper passes through-hole 13, because most advanced 15 of taper is close to through-hole 13 one side and does not have most advanced 15 of taper, and most advanced 15 of taper is close to the diameter of through-hole 13 one side and is greater than through-hole 13, so most advanced 15 of taper can not follow through-hole 13 and slide out, thereby reached the effect through two connection fixed slots 9 of connecting rod 10 fixed connection.

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. The polyester imide enameled wire comprises a conductive wire core (1) and is characterized in that: the novel conductive cable comprises a conductive cable core (1), and is characterized in that a sawtooth groove (2) is formed in the right side surface of the conductive cable core (1), a semicircular groove (3) is formed in the right side of the sawtooth groove (2), an epoxy resin layer (4) wraps the outer wall of the conductive cable core (1), a polyurethane layer (5) wraps the outer wall of the epoxy resin layer (4), a fiber layer (6) wraps the outer wall of the polyurethane layer (5), a polyamide imide layer (7) wraps the outer wall of the fiber layer (6), an insulating layer (8) wraps the outer wall of the polyamide imide layer (7), a connecting fixing groove (9) is formed between the polyurethane layer (5) and the fiber layer (6), a connecting rod (10) is movably connected inside the connecting groove (9), a rubber block I (11) is fixedly connected to the bottom surface of the connecting fixing groove (9), and a rubber block II (12) is fixedly connected to the bottom upper surface of the, seted up through-hole (13) between rubber block (11) and rubber block two (12), support column (14) are all installed near one side next door in the outside to rubber block (11) and rubber block two (12), the equal fixedly connected with taper point (15) in both ends of connecting rod (10), two equal fixedly connected with magnet (16), two in one end that taper point (15) are close to the outside connect the equal fixedly connected with fixed block (17) of one end inner wall that fixed slot (9) are close to the outside, the equal fixed mounting in inboard surface of fixed block (17) has iron sheet (18).

2. The polyesterimide enameled wire according to claim 1, wherein: the diameter of the through hole (13) is smaller than that of the conical tip (15).

3. The polyesterimide enameled wire according to claim 1, wherein: a plurality of heat dissipation meshes are arranged in the fiber layer (6).

4. The polyesterimide enameled wire according to claim 1, wherein: and sawtooth structures are arranged on the inner wall of the insulating layer (8) and the outer wall of the polyamide imide layer (7).

5. The polyesterimide enameled wire according to claim 1, wherein: the diameter of the conductive wire core (1) is equal to the diameter of the inner wall of the epoxy resin layer (4).

6. The polyesterimide enameled wire according to claim 1, wherein: the diameter of the connecting rod (10) is smaller than that of the connecting fixing groove (9).

7. The polyesterimide enameled wire according to claim 1, wherein: the surface of the fixed block (17) is provided with a groove.