CN219268611U

CN219268611U - High-voltage motor

Info

Publication number: CN219268611U
Application number: CN202222557092.6U
Authority: CN
Inventors: 唐旭林
Original assignee: China Resources Power Hunan Co Ltd
Current assignee: China Resources Power Hunan Co Ltd
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2023-06-27
Anticipated expiration: 2032-09-26

Abstract

The utility model discloses a high-voltage motor, which comprises a junction box, a motor body, an insulator, an epoxy resin tube, a connecting bolt and an outgoing line, wherein the junction box is arranged on the motor body; the insulator includes connecting portion, and first sleeve pipe and the second sleeve pipe of being connected with connecting portion both sides respectively, first sheathed tube outside is provided with the shirt rim, first through-hole has been seted up to first sleeve pipe, the second through-hole has been seted up to the second sleeve pipe, the epoxy tube sets up in first intraductal, the mounting hole has been seted up to the epoxy tube, the outer wall of epoxy tube sets up with the laminating of the internal face of first through-hole, the wiring hole has been seted up on the terminal box, the insulator passes the wiring hole and is connected with the terminal box, first sleeve pipe sets up in the outside of terminal box, the second sleeve pipe sets up in the inboard of terminal box, mounting hole and lead-out wire are connected respectively at connecting bolt's both ends, the other end and the motor body of lead-out wire are connected. The high-voltage motor has the advantages of being capable of better protecting insulators from cracking and good in economic benefit.

Description

High-voltage motor

Technical Field

The utility model relates to the technical field of high-voltage equipment of power systems, in particular to a high-voltage motor.

Background

The high-voltage wall bushing (namely the high-voltage wall-penetrating insulator) is a main element in a high-voltage power system, a high-voltage conductor penetrates through a junction box shell to perform insulation and support, at present, a composite material wall-penetrating insulator is mainly adopted from a high-voltage motor lead-out wire to a motor junction box, the hardness of the insulator material is low, the insulator is easy to crack due to excessive force in the wire connection fastening process, and then the power system is broken.

In view of this, it is necessary to provide a new high-voltage motor that solves or at least alleviates the technical drawbacks mentioned above.

Disclosure of Invention

The utility model mainly aims to provide a high-voltage motor, which aims to solve the technical problem that an insulator is easy to break in the wiring fastening process in the prior art.

In order to achieve the above object, the present utility model provides a high voltage motor, comprising a junction box, a motor body, an insulator, an epoxy resin tube, a connecting bolt and an outgoing line; the insulator comprises a connecting part, and a first sleeve and a second sleeve which are respectively connected with two sides of the connecting part, wherein a skirt edge is arranged on the outer side of the first sleeve, a first through hole is formed in the first sleeve, a second through hole is formed in the second sleeve, an epoxy resin pipe is arranged in the first sleeve, a mounting hole is formed in the epoxy resin pipe, the outer wall surface of the epoxy resin pipe is in fit with the inner wall surface of the first through hole, a wiring hole is formed in the junction box, the insulator penetrates through the wiring hole and is connected with the junction box, the first sleeve is arranged on the outer side of the junction box, the second sleeve is arranged on the inner side of the junction box, two ends of a connecting bolt are respectively connected with the mounting hole and the outgoing line, and the other end of the outgoing line is connected with the motor body.

In one embodiment, the epoxy tube extends a predetermined distance from the first through hole.

In one embodiment, the epoxy tube has a wall thickness of 0.9mm to 1.1mm.

In an embodiment, the insulator further includes a reinforcing rib, the diameter of the connecting portion is larger than the outer diameter of the first sleeve, and the reinforcing rib connects the first sleeve and the connecting portion, respectively.

In an embodiment, the reinforcing rib includes a first side surface and a second side surface, the first side surface intersects with the second side surface, the first side surface abuts against the outer wall of the first sleeve, and the second side surface abuts against a side of the connecting portion facing the first sleeve.

In an embodiment, the number of the reinforcing ribs is multiple, and the multiple groups of the reinforcing ribs are circumferentially distributed around the first sleeve.

In an embodiment, the second sleeve has an outer diameter smaller than an outer diameter of the first sleeve, and the second through hole has a diameter larger than a diameter of the first through hole.

In an embodiment, the connecting portion is further provided with a fixing hole, and the fixing hole and the reinforcing rib are arranged at intervals.

In an embodiment, the first through hole, the second through hole and the mounting hole are all coaxially arranged.

In one embodiment, the insulator is an integrally formed piece.

In the technical scheme of the utility model, the high-voltage motor comprises a junction box, a motor body, an insulator, an epoxy resin pipe, a connecting bolt and an outgoing line; the insulator includes connecting portion, and first sleeve pipe and the second sleeve pipe of being connected with connecting portion both sides respectively, first sheathed tube outside is provided with the shirt rim, first through-hole has been seted up to first sleeve pipe, the second through-hole has been seted up to the second sleeve pipe, the epoxy tube sets up in first intraductal, the mounting hole has been seted up to the epoxy tube, the outer wall of epoxy tube sets up with the laminating of the internal face of first through-hole, the wiring hole has been seted up on the terminal box, the insulator passes the wiring hole and is connected with the terminal box, first sleeve pipe sets up in the outside of terminal box, the second sleeve pipe sets up in the inboard of terminal box, mounting hole and lead-out wire are connected respectively at connecting bolt's both ends, the other end and the motor body of lead-out wire are connected. The insulator is arranged on the junction box through the connecting part, the internal circuit of the junction box is connected through the second through hole, the conductive core is arranged in the insulator and is respectively connected with the internal circuit of the junction box and the connecting bolt, one end of the connecting bolt stretches into the mounting hole and is connected with the conductive core, the other end of the connecting bolt is connected with the outgoing line, and the outgoing line is connected with the motor body to realize the electric connection of the internal circuit of the junction box and the motor body; through set up the assembly of epoxy resin pipe direct and connecting bolt contact realization connecting bolt and insulator in first through-hole, the epoxy resin pipe can protect the insulator betterly, and the insulation also can satisfy the requirement simultaneously, avoids first sleeve pipe and connecting bolt to break easily when assembling fastening bolt, reduces because of the trouble that the insulator breaks and brings high-voltage motor electric power system, reduces the economic loss of changing spare parts spare part. The utility model has the advantages of better protection of the insulator from cracking and good economic benefit.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the following brief description will be given of the drawings required for the description of the embodiments or the prior art, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained from the structures shown in these drawings without the need for inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a high-voltage motor according to an embodiment of the present utility model;

FIG. 2 is a schematic perspective view of an insulator and an epoxy tube according to an embodiment of the present utility model;

fig. 3 is a top view of an insulator and epoxy tube according to an embodiment of the present utility model.

Reference numerals illustrate:

reference numerals	Name of the name	Reference numerals	Name of the name
				100	High-voltage motor	31	Connecting part
1	Junction box	32	First sleeve pipe
				2	Motor body	33	Second sleeve
3	Insulator	311	Fixing hole
				4	Epoxy resin tube	321	Skirt edge
5	Connecting bolt	36	Reinforcing rib
				6	Leading-out wire	37	Conductive core
41	Mounting hole

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" is at least two groups, for example, two groups, three groups, etc., unless explicitly specified otherwise.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or in communication with each other within two sets of elements or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model.

Referring to fig. 1 to 3, the present utility model provides a high voltage motor 100, wherein the high voltage motor 100 comprises a junction box 1, a motor body 2, an insulator 3, an epoxy resin tube 4, a connecting bolt 5 and an outgoing line 6; the insulator 3 includes connecting portion 31, and first sleeve pipe 32 and the second sleeve pipe 33 of being connected with connecting portion 31 both sides respectively, the outside of first sleeve pipe 32 is provided with shirt rim 321, first through-hole has been seted up to first sleeve pipe 32, the second through-hole has been seted up to second sleeve pipe 33, epoxy tube 4 sets up in first sleeve pipe 32, mounting hole 41 has been seted up to epoxy tube 4, the outer wall laminating setting of epoxy tube 4 and the inner wall laminating of first through-hole, the wiring hole has been seted up on the terminal box 1, insulator 3 passes the wiring hole and is connected with terminal box 1, first sleeve pipe 32 sets up in the outside of terminal box 1, second sleeve pipe 33 sets up in the inboard of terminal box 1, mounting hole 41 and lead-out wire 6 have been connected respectively to connecting bolt 5's both ends, the other end and the motor body 2 of lead-out wire 6 are connected.

In the above embodiment, the insulator 3 is mounted on the junction box 1 through the connection portion 31, and is connected to the internal circuit of the junction box 1 through the second through hole, the conductive core 37 is disposed in the insulator 3, the conductive core 37 is respectively connected to the internal circuit of the junction box 1 and the connection bolt 5, one end of the connection bolt 5 extends into the mounting hole 41 to be connected to the conductive core 37, the other end of the connection bolt 5 is connected to the outgoing line 6, and the outgoing line 6 is connected to the motor body 2, so as to realize the electrical connection between the internal circuit of the junction box 1 and the motor body 2; through setting up the assembly of epoxy tube 4 direct and connecting bolt 5 contact realization connecting bolt 5 and insulator 3 in first through-hole, epoxy tube 4 can protect insulator 3 better, and the insulation also can satisfy the requirement simultaneously, avoids first sleeve pipe 32 and connecting bolt 5 to assemble easy fracture when fastening bolt, reduces the trouble of bringing high-voltage motor 100 electric power system because of insulator 3 breaks, reduces the economic loss of changing spare parts. This embodiment has the advantage of being able to better protect the insulator 3 from breakage and having good economic benefits.

In an embodiment, in order to better protect the insulator 3, the first sleeve 32 is prevented from directly contacting the connecting bolt 5, and the epoxy tube 4 extends out of the first through hole by a preset distance, specifically, the preset distance may be 0.5mm.

More specifically, the wall thickness of the epoxy resin tube 4 is 0.9mm to 1.1mm, and the epoxy resin tube 4 in this range does not lose the protective effect due to being too thin, nor affect the assembly of the connecting bolt 5 with the first sleeve 32 due to being too thick. Specifically, the wall thickness of the epoxy resin tube 4 was 1.0mm.

In an embodiment, referring to fig. 2, in order to increase the overall structural strength of the insulator 3, the insulator 3 further includes a reinforcing rib 36, the diameter of the connection portion 31 is larger than the outer diameter of the first sleeve 32, and the reinforcing rib 36 connects the first sleeve 32 and the connection portion 31, respectively.

Specifically, the reinforcing rib 36 includes a first side surface and a second side surface, the first side surface intersects the second side surface, the first side surface abuts against the outer wall of the first sleeve 32, and the second side surface abuts against the side of the connecting portion 31 facing the first sleeve 32. Simple process, easy molding and good reinforcing effect.

In one embodiment, the number of ribs 36 is multiple, with the multiple groups of ribs 36 being circumferentially distributed about the first sleeve 32. The plurality of groups of reinforcing ribs 36 are uniformly distributed on the periphery of the first sleeve 32, so that the supporting effect is good, and the first sleeve 32 is uniformly stressed. In this embodiment, three sets of the number of ribs 36.

In one embodiment, the outer diameter of the second sleeve 33 is smaller than the outer diameter of the first sleeve 32 and the diameter of the second through hole is larger than the diameter of the first through hole. The first sleeve 32 is provided with a skirt 321 for good performance, and the outer diameter of the second sleeve 33 is smaller than that of the first sleeve 32 in order to reduce the occupied space of the insulator 3; for the purpose of stable assembly, the diameter of the first through hole is set according to the sizes of the epoxy resin tube 4 and the connection bolt 5, and the second through hole is used for assembling the internal circuit of the junction box 1.

In an embodiment, referring to fig. 2, in order to fasten the insulator 3 to the terminal box 1, the connection portion 31 is further provided with a fixing hole 311, and the fixing hole 311 is spaced apart from the reinforcing rib 36. The insulator 3 is fixed to the junction box 1 by being connected to the junction box 1 through the fixing hole 311 by a screw fastener.

In one embodiment, the first through hole, the second through hole and the mounting hole 41 are all coaxially disposed for ease of manufacturing and molding.

In one embodiment, the insulator 3 is an integrally formed piece. The integrated forming process simplifies the manufacturing process of the insulator 3, saves the material cost to a certain extent, improves the mechanical property of the insulator 3 and prolongs the service life.

The foregoing description of the preferred embodiments of the present utility model should not be construed as limiting the scope of the utility model, but rather should be understood to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the following description and drawings or any application directly or indirectly to other relevant art(s).

Claims

1. The high-voltage motor is characterized by comprising a junction box, a motor body, an insulator, an epoxy resin tube, a connecting bolt and an outgoing line; the insulator comprises a connecting part, and a first sleeve and a second sleeve which are respectively connected with two sides of the connecting part, wherein a skirt edge is arranged on the outer side of the first sleeve, a first through hole is formed in the first sleeve, a second through hole is formed in the second sleeve, an epoxy resin pipe is arranged in the first sleeve, a mounting hole is formed in the epoxy resin pipe, the outer wall surface of the epoxy resin pipe is in fit with the inner wall surface of the first through hole, a wiring hole is formed in the junction box, the insulator penetrates through the wiring hole and is connected with the junction box, the first sleeve is arranged on the outer side of the junction box, the second sleeve is arranged on the inner side of the junction box, two ends of a connecting bolt are respectively connected with the mounting hole and the outgoing line, and the other end of the outgoing line is connected with the motor body.

2. The high voltage motor of claim 1, wherein the epoxy tube extends a predetermined distance from the first through hole.

3. The high voltage motor of claim 1, wherein the epoxy tube has a wall thickness of 0.9mm to 1.1mm.

4. The high voltage motor of claim 1, wherein the insulator further comprises a reinforcing rib, the diameter of the connection portion is larger than the outer diameter of the first bushing, and the reinforcing rib connects the first bushing and the connection portion, respectively.

5. The high voltage motor of claim 4, wherein the stiffener includes a first side and a second side, the first side intersecting the second side, the first side abutting an outer wall of the first sleeve, the second side abutting a side of the connection portion facing the first sleeve.

6. The high voltage motor of claim 5, wherein the number of said ribs is a plurality of groups, said plurality of groups being circumferentially distributed about said first sleeve.

7. The high voltage motor of claim 4, wherein an outer diameter of the second sleeve is smaller than an outer diameter of the first sleeve, and a diameter of the second through hole is larger than a diameter of the first through hole.

8. The high voltage motor of claim 4, wherein the connection portion is further provided with a fixing hole, and the fixing hole is spaced apart from the reinforcing rib.

9. The high-voltage motor according to any one of claims 1 to 8, wherein the first through hole, the second through hole, and the mounting hole are all coaxially provided.

10. A high voltage motor according to any one of claims 1 to 8, wherein the insulator is an integrally formed piece.