CN217282426U

CN217282426U - Water pump motor stator insulation framework structure

Info

Publication number: CN217282426U
Application number: CN202220983330.7U
Authority: CN
Inventors: 罗杰
Original assignee: Changzhou Difik Technology Co ltd
Current assignee: Changzhou Difik Technology Co ltd
Priority date: 2022-04-26
Filing date: 2022-04-26
Publication date: 2022-08-23
Anticipated expiration: 2032-04-26

Abstract

The utility model discloses an insulating skeleton texture of water pump motor stator belongs to motor stator technical field. The enameled wire drawing device comprises an external framework, wherein a plurality of wire passing notches are formed in the side wall of one end of the external framework, and are used for enabling enameled wires to penetrate out; a plurality of conducting strip U-shaped groove bodies are fixed at one end of the external framework, the conducting strip U-shaped groove bodies and the wire passing notches are located at the same end of the external framework, and the conducting strip U-shaped groove bodies are used for clamping the enameled wires; the inside wall symmetry of outside skeleton is connected with a plurality of tooth portion iron cores, and tooth portion iron core is connected through dismantling the part with outside skeleton. The utility model discloses a what leave on the outside skeleton crosses the line notch, can make the enameled wire lead-out part insert to crossing the line notch to get into the conducting strip U-shaped groove after bending, make it compress tightly the enameled wire, make cross line notch and conducting strip U-shaped groove cooperation can be regular and fixed with the tip enameled wire. The space of the end face of the motor is saved. The enameled wires led out from the end parts are arranged orderly, and the potential ground hazard is eliminated.

Description

Water pump motor stator insulation framework structure

Technical Field

The utility model relates to a water pump motor stator insulation skeleton texture belongs to motor stator technical field.

Background

The appearance and application of the direct-current brushless automobile water pump are a revolution of the automobile water pump technology, and the automobile water pump uses a mechanical water pump and a brush electric water pump for more than one hundred years. Along with the development of safer, more reliable, more stable, full-automatic intelligent and environment-friendly energy-saving automobile performance and the development and use of new energy automobiles, electronic product devices on the automobiles are used more and more, the performance requirements are continuously improved, and the original mechanical water pump and the brush electric water pump are obviously not suitable for reducing mutual interference, particularly electromagnetic conduction interference and electromagnetic radiation interference; according to the detection and statistics of the authority part of the world safety organization, the personal safety and the property loss of the motor vehicle to human beings exceed the sum of various accidents, the performance of the vehicle, the automation and the intellectualization of the vehicle, and the development of the humanization of the vehicle are in a necessary direction; to do this, the transmission and power sections of the vehicle must use brushless motors.

The current water pump motor stator enameled wire can directly draw forth the terminal surface, with the lead-out wire welding, because the insulating skeleton terminal surface does not have the structure of fixed enameled wire to the enameled wire has certain elasticity, and the enameled wire often can bounce, can occupy motor tip space like this, causes the tip to cross the line very in a jumble, can cause motor ground fault when serious, influences the normal use of motor. Therefore, a stator insulation framework structure of a water pump motor is needed to solve the technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that: the utility model provides a water pump motor stator insulation skeleton texture, it has solved current water pump motor stator enameled wire can directly draw forth the terminal surface, with the lead-out wire welding, because insulation skeleton terminal surface does not have the structure of fixed enameled wire to the enameled wire has certain elasticity, and the enameled wire often can bounce, can occupy motor tip space like this, causes the tip to cross the line very in a jumble, can cause motor ground fault when serious, influences the problem of motor normal use.

The utility model discloses the technical problem that will solve takes following technical scheme to realize:

a water pump motor stator insulation framework structure comprises an external framework, wherein a plurality of wire passing notches are formed in the side wall of one end of the external framework, and are used for allowing enameled wires to penetrate out;

a plurality of conducting strip U-shaped groove bodies are fixed at one end of the external framework, the conducting strip U-shaped groove bodies and the wire passing notches are located at the same end of the external framework, and the conducting strip U-shaped groove bodies are used for clamping the enameled wires;

the inside wall symmetric connection of outside skeleton has a plurality of tooth portion iron cores, just tooth portion iron core with outside skeleton passes through detachable part and connects.

As a preferable example, the detachable component includes a screw rod and a screw handle, a threaded hole communicated with each other is formed in a side wall of the external skeleton, which is in contact with the toothed iron core, the screw rod is in threaded connection with the two threaded holes, and is used for fixedly connecting the toothed iron core and the external skeleton, and one end of the screw rod, which is located outside the external skeleton, is fixed to the screw handle.

As a preferred example, the threaded hole on the tooth core is a blind hole.

As a preferable example, the outer side wall of the outer frame is provided with a placing notch for receiving the screw shank, and the placing notch and the threaded hole are located on the same axis.

As a preferable example, an elastic piece is fixed to a side of the screw shank facing the screw, and the elastic piece abuts against a side of the placing notch.

As a preferable example, a protective gasket is embedded in the placing notch, and one side of the protective gasket, which is far away from the screw handle, is flush with the outer side wall of the outer framework.

As a preferred example, a positioning strip is fixed to a side wall of the tooth iron core, which is in contact with the external framework, and a positioning opening for clamping the positioning strip is formed in an inner side wall of the external framework.

As a preferred example, the tooth iron core includes an arc portion and a connecting portion, two ends of the connecting portion are respectively fixed to an outer side wall of the arc portion and an inner side wall of the outer frame, and arc surfaces are formed on a plurality of side walls of the arc portion.

As a preferred example, winding grooves for winding the enamel wire are left at both sides of the connection part.

As a preferred example, each of the wire passing notches and the conductive sheet U-shaped groove is disposed close to each other.

The beneficial effects of the utility model are that: the utility model discloses a what leave on the outside skeleton crosses the line notch, can make the enameled wire lead-out part insert to crossing the line notch to get into the conducting strip U-shaped groove after bending, make it compress tightly the enameled wire, make cross line notch and conducting strip U-shaped groove cooperation can be regular and fixed with the tip enameled wire. The space of the end face of the motor is saved. The enameled wires led out from the end parts are arranged orderly, and the potential ground hazard is eliminated. Simultaneously through the detachable part that sets up, can be convenient for dismantle tooth portion iron core, when needs pull down the enameled wire, dismantle the back with tooth portion iron core, can make the enameled wire break away from each other with tooth portion iron core fast, improve work efficiency.

Drawings

Fig. 1 is a schematic three-dimensional structure diagram of a stator insulation framework structure of a water pump motor according to the present invention;

fig. 2 is a schematic structural view of another view angle of the stator insulating frame of the water pump motor according to the present invention;

FIG. 3 is a schematic top view of the structure of FIG. 1;

fig. 4 is an enlarged view of a portion a of fig. 3.

In the figure: 1. an outer skeleton; 2. a wire passing notch; 3. a U-shaped groove body of the conducting strip; 4. a tooth iron core; 41. an arcuate portion; 42. a connecting portion; 43. an arc-shaped surface; 5. a screw; 6. a screw shank; 7. a protective pad; 8. a positioning bar; 9. an elastic sheet.

Detailed Description

In order to understand the technical means, creation features, achievement purposes and functions of the present invention easily, the present invention will be further explained by combining with the specific drawings.

As shown in fig. 1-4, the stator insulation framework structure of the water pump motor comprises an external framework 1, wherein a plurality of wire passing notches 2 are formed in the side wall of one end of the external framework 1, and the wire passing notches 2 are used for allowing enameled wires to penetrate out; the wire clamping device is characterized in that a plurality of conducting strip U-shaped grooves 3 are fixed at one end of the external framework 1, the conducting strip U-shaped grooves 3 and the wire passing notches 2 are located at the same end of the external framework 1, and the conducting strip U-shaped grooves 3 are used for clamping enameled wires.

Through the line notch 2 of crossing that sets up, can realize that the enameled wire draws forth the part and inserts to crossing in the line notch 2 to get into conducting strip U type cell body 3 after bending, make it compress tightly the enameled wire, make and cross line notch 2 and conducting strip U type cell body 3 cooperation and can be regular and fixed with the tip enameled wire. The space of the end face of the motor is saved. The enameled wires led out from the end parts are arranged orderly, and the potential ground hazard is eliminated.

In a preferred embodiment, each wire passing notch 2 and the conducting strip U-shaped groove 3 are arranged close to each other, so that the distance that the enameled wire enters the conducting strip U-shaped groove 3 after being inserted into the wire passing notch 2 can be reduced, and the loss of the wire can be further reduced.

In this embodiment, the inside wall symmetric connection of exoskeleton 1 has a plurality of tooth portion iron cores 4, just tooth portion iron core 4 with exoskeleton 1 is connected through the detachable part, can be convenient for dismantle tooth portion iron core 4, when needing to pull down the enameled wire, with tooth portion iron core 4 dismantlement back, can make the enameled wire break away from each other with tooth portion iron core 4 fast, improves work efficiency, does not need round circle winding enameled wire.

In this embodiment, tooth portion iron core 4 includes arc portion 41 and connecting portion 42, the both ends of connecting portion 42 respectively with the lateral wall of arc portion 41 and the inside wall of external skeleton 1 are fixed, arcwall face 43 has all been seted up to a plurality of lateral walls of arc portion 41, through the arcwall face 43 that sets up, after enameled wire winding in-process and arcwall face 43 mutually contact, can make its automatic slip to one side of arc portion 41, and then can not cause the damage to the surface of enameled wire, guarantee the quality after the enameled wire winding is accomplished.

In a specific embodiment, winding grooves for winding the enamel wire are reserved on two sides of the connection portion 42, so that the enamel wire wound on the connection portion 42 can be placed in the winding grooves, and the enamel wires wound on the connection portions 42 are prevented from interfering with each other.

In a preferred embodiment, tooth portion iron core 4 with the lateral wall that external skeleton 1 contacted is fixed with location strip 8, the location mouth that is used for location strip 8 joint is offered to the inside wall of external skeleton 1, and location strip 8 pegs graft to the location mouth in, can prescribe a limit to tooth portion iron core 4's position, and then effectively prevent that it from taking place the deflection of angle, and then guarantee the stability after tooth portion iron core 4 is fixed, and location strip 8 semicircular in shape sets up simultaneously, can peg graft each other with the location mouth better, guarantees the stability of contact.

In a specific embodiment, the detachable component includes a screw rod 5 and a screw handle 6, the side wall of the external framework 1 contacting with the tooth iron core 4 is provided with threaded holes communicated with each other, the screw rod 5 is in threaded connection with two threaded holes for fixedly connecting the tooth iron core 4 with the external framework 1, one end of the screw rod 5 located outside the external framework 1 is fixed to the screw handle 6, the screw handle 6 is screwed by an external tool, the screw rod 5 can be rotated, the screw rod 5 is separated from the two threaded holes, and the detachable function of the tooth iron core 4 is realized. Meanwhile, the screw handle 6 is reversely screwed, so that the screw rod 5 is in threaded connection with the two threaded holes, and the function of fixing the tooth iron core 4 on the external framework 1 is further realized. The operation is convenient and fast, and the use by people is convenient.

In a preferred embodiment, the threaded hole on the toothed iron core 4 is a blind hole, which can reduce the cost and time for forming the threaded hole on the toothed iron core 4, and simultaneously reduce the length of the screw 5 connected into the toothed iron core 4, thereby improving the working efficiency.

In this embodiment, the outer side wall of the external skeleton 1 is provided with a placing notch for accommodating the screw shank 6, and the placing notch and the threaded hole are located on the same axis, so that the screw shank 6 can be accommodated, and the subsequent overall aesthetic property is ensured.

In this embodiment, the shank 6 orientation one side of screw rod 5 is fixed with flexible piece 9, just flexible piece 9 with place the mutual butt in one side of notch, can exert pressure elasticity to shank 6 through the elasticity of flexible piece 9, and then guarantee that the contact between screw rod 5 and the screw hole is more stable, effectively prevents that screw rod 5 from taking place the skew rotation automatically.

In a preferred real-time mode, it has protection gasket 7 to place the embedded connection of notch, just protection gasket 7 deviates from one side of spiral shell handle 6 with the outside lateral wall of outside skeleton 1 is parallel and level, can play the effect of protection to spiral shell handle 6, effectively prevents that spiral shell handle 6 from corroding.

The working principle is as follows: when using, through the line notch 2 of crossing that sets up, can realize that the enameled wire lead-out part inserts to crossing in the line notch 2 to get into conducting strip U type trough body 3 after bending, make it compress tightly the enameled wire, make and cross line notch 2 and conducting strip U type trough body 3 cooperation and can be regular and fixed with the tip enameled wire. The space of the end face of the motor is saved. The enameled wires led out from the end parts are arranged in order, and the hidden danger of grounding is eliminated. Twist through outside instrument and move the spiral shell handle 6, can make screw rod 5 take place to rotate, and then make screw rod 5 break away from each other with two screw holes, and then realize tooth portion iron core 4's dismantlement function, pull down the messenger to the enameled wire in needs, dismantle the back with it, can make the enameled wire break away from each other with tooth portion iron core 4 fast, improve work efficiency.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a water pump motor stator insulation skeleton texture which characterized in that: the enameled wire drawing device comprises an external framework (1), wherein a plurality of wire passing notches (2) are formed in the side wall of one end of the external framework (1), and the wire passing notches (2) are used for enabling enameled wires to penetrate out;

a plurality of conducting strip U-shaped groove bodies (3) are fixed at one end of the external framework (1), the conducting strip U-shaped groove bodies (3) and the wire passing notches (2) are located at the same end of the external framework (1), and the conducting strip U-shaped groove bodies (3) are used for clamping enameled wires;

the inner side wall of the outer framework (1) is symmetrically connected with a plurality of tooth iron cores (4), and the tooth iron cores (4) are connected with the outer framework (1) through detachable components.

2. The water pump motor stator insulation framework structure of claim 1, characterized in that: the detachable component comprises a screw rod (5) and a screw handle (6), threaded holes which are communicated with each other are formed in the side wall, contacted with the tooth iron core (4), of the external framework (1), the screw rod (5) is in threaded connection with the two threaded holes, the tooth iron core (4) is fixedly connected with the external framework (1), and the screw rod (5) is located at one end, outside the external framework (1), of the external framework and fixed with the screw handle (6).

3. The water pump motor stator insulation framework structure of claim 2, wherein: and the threaded hole on the tooth iron core (4) is a blind hole.

4. The water pump motor stator insulation framework structure of claim 2, wherein: the outer side wall of the outer framework (1) is provided with a placing notch used for containing the screw handle (6), and the placing notch and the threaded hole are located on the same axis.

5. The water pump motor stator insulation framework structure of claim 4, wherein: the screw handle (6) is fixed with the flexure strip (9) towards one side of screw rod (5), just flexure strip (9) with place the mutual butt in one side of notch.

6. The water pump motor stator insulation framework structure of claim 4, wherein: it has protection gasket (7) to place the embedded connection of notch, just protection gasket (7) deviate from one side of spiral shell handle (6) with the lateral wall of outside skeleton (1) is the parallel and level.

7. The water pump motor stator insulation framework structure of claim 1, characterized in that: tooth portion iron core (4) with lateral wall that outside skeleton (1) contacted is fixed with location strip (8), the location mouth that is used for location strip (8) joint is seted up to the inside wall of outside skeleton (1).

8. The water pump motor stator insulation framework structure of claim 1, characterized in that: tooth portion iron core (4) include arc portion (41) and connecting portion (42), the both ends of connecting portion (42) respectively with the lateral wall of arc portion (41) and the inside wall of external skeleton (1) are fixed, arcwall face (43) have all been seted up to a plurality of lateral walls of arc portion (41).

9. The water pump motor stator insulation framework structure of claim 8, wherein: and winding grooves for winding the enameled wires are reserved on two sides of the connecting part (42).

10. The water pump motor stator insulation framework structure of claim 1, characterized in that: each wire passing notch (2) and the conducting strip U-shaped groove body (3) are arranged close to each other.