CN213959856U

CN213959856U - Electric machine

Info

Publication number: CN213959856U
Application number: CN202022712825.XU
Authority: CN
Inventors: 陈晨
Original assignee: Yuyao Aosheng Motor Manufacturing Co ltd
Current assignee: Yuyao Aosheng Motor Manufacturing Co ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-08-13
Anticipated expiration: 2030-11-19

Abstract

The application relates to a motor, and belongs to the technical field of motors. It includes the motor end cover and with motor end cover coaxial coupling's motor casing, the protruding joint spare that is equipped with of motor end cover, motor casing sets up the joint groove that supplies joint spare card to go into, joint spare includes the locating piece, stopper and joint piece, and the locating piece, stopper and joint piece set up in motor end cover circumference, the joint groove is including the constant head tank that supplies the locating piece embedding, the spacing groove that supplies the stopper embedding and the joint groove that supplies joint piece embedding, locating piece and stopper set up about motor casing's axis central symmetry. When being connected between motor end cover and the motor casing, with the coaxial cover of motor end cover on motor casing's tip, then go into constant head tank, spacing groove and joint inslot with locating piece, stopper and joint piece one-to-one card again, through the cooperation in joint spare and joint groove, make motor end cover and motor casing be connected, and the installation of motor end cover is convenient with the dismantlement.

Description

Electric machine

Technical Field

The application relates to the technical field of motors, in particular to a motor.

Background

The motor is an electromagnetic device for realizing electric energy conversion or transmission according to an electromagnetic induction law.

The motor generally includes a stator magnetic pole, a rotor, a brush, a casing, and a motor end cap, etc., where the motor end cap is connected to an end of the casing and used to fix and support a motor shaft.

To the correlation technique among the above-mentioned, traditional motor end cover structural design is comparatively complicated for motor end cover installation and dismantlement are inconvenient.

SUMMERY OF THE UTILITY MODEL

In order to make the installation of motor end cover and dismantle the convenience, this application provides a motor.

The application provides a motor adopts following technical scheme:

the utility model provides a motor, including the motor end cover and with motor cover coaxial coupling's motor casing, the protruding joint spare that is equipped with of motor end cover, motor casing has seted up the confession the joint groove that joint spare card was gone into, joint spare includes locating piece, stopper and joint piece, just locating piece, stopper and joint piece in motor end cover circumference sets up, the joint groove is including supplying the constant head tank of locating piece embedding, confession the spacing groove of stopper embedding and confession the restriction groove of joint piece embedding, the locating piece with the stopper about motor casing's axis central symmetry sets up.

By adopting the technical scheme, when the motor end cover is connected with the motor shell, the motor end cover is coaxially covered on the end part of the motor shell, then the positioning block, the limiting block and the clamping block are correspondingly clamped into the positioning groove, the limiting groove and the limiting groove one by one, the motor end cover is connected with the motor shell through the matching of the clamping piece and the clamping groove, and the motor end cover is convenient to mount and dismount; the positioning blocks, the limiting blocks and the clamping blocks are correspondingly clamped into the positioning grooves, the limiting grooves and the limiting grooves one by one, so that the connection state of the motor end cover and the motor shell is unique, and the motor end cover and the motor shell are prevented from being connected wrongly; the locating piece sets up with the stopper about motor casing's axis central symmetry, and in locating piece embedding constant head tank, stopper embedding spacing inslot makes motor end cover and motor casing be connected more firmly for the difficult follow motor casing of motor end cover breaks away from.

Optionally, the positioning block is provided with a first deformation groove.

Through adopting above-mentioned technical scheme, in the locating piece embedding constant head tank, constant head tank cell wall extrusion locating piece makes the locating piece produce deformation and sunken to first deformation inslot, makes things convenient for in the locating piece embedding constant head tank, and the locating piece after the deformation simultaneously gives constant head tank cell wall reaction force, makes locating piece and constant head tank cell wall butt more firm to it is more stable in the constant head tank to make the locating piece.

Optionally, the limiting block is provided with a second deformation groove.

Through adopting above-mentioned technical scheme, when stopper embedding spacing inslot, spacing groove cell wall extrusion stopper makes the stopper produce deformation and to the second shape deformation inslot sunken, makes things convenient for stopper embedding spacing inslot, and the stopper after the deformation simultaneously gives spacing groove cell wall reaction force, makes stopper and spacing groove cell wall butt more firm to make the stopper more stable in the spacing inslot.

Optionally, a set of opposite side surfaces of the limiting block, which are close to the groove wall of the limiting groove, are provided with extending blocks in a protruding manner, the motor end cover is provided with extending grooves for the extending blocks to be embedded into, the extending grooves are communicated with the limiting groove, and when the extending blocks are embedded into the extending grooves, the groove walls of the extending grooves extrude the extending blocks to enable the groove walls of the second shape-changing groove to be deformed.

Through adopting above-mentioned technical scheme, when the stopper embedding spacing inslot, extension piece and spacing groove cell wall looks butt for spacing groove cell wall extrusion extension piece, extension piece acts on the stopper again, makes the stopper take place to deform and to the second shape deformation inslot cave in, through the effect of extension piece, makes the stopper change and produces deformation, and then makes the stopper more stable in the spacing inslot.

Optionally, the groove wall of the limiting groove is provided with a guide surface for facilitating the limiting block to be embedded into the limiting groove.

Through adopting above-mentioned technical scheme, the leading face has the guide effect, makes the stopper embedding spacing inslot easier.

Optionally, the joint block is located between the limiting block and the locating block, and the distance from the joint block to the limiting block is equal to the distance from the joint block to the locating block.

Through adopting above-mentioned technical scheme, the joint piece is located between stopper and the locating piece, and stopper and locating piece set up about motor casing's axis central symmetry again, when motor end cover is connected with motor casing, earlier in joint piece embedding restriction inslot, the stopper also corresponding with the spacing groove afterwards, the locating piece also corresponding with the constant head tank, makes things convenient for the staff to be connected motor end cover and motor casing.

Optionally, the motor end cover comprises a connecting cover with a positioning block, a limiting block and a clamping block, and a cover plate connected to the connecting cover, wherein the cover plate is provided with at least one embedded groove, and the connecting cover is convexly provided with an embedded block embedded into the embedded groove.

By adopting the technical scheme, the connecting cover is connected with the cover plate through the matching of the embedded block and the embedded groove.

Optionally, the cover plate is provided with at least two embedded grooves, and the groove wall of the limiting groove and the groove wall of the positioning groove both protrude towards the side surface close to the cover plate and form the embedded block.

Through adopting above-mentioned technical scheme, because inlay the dress piece and form from the side of spacing groove cell wall or constant head tank wall protrusion apron, after inlaying the dress piece embedding inlay the dress groove, inlay the extrusion of dress groove cell wall and inlay the dress piece, make and inlay the dress piece and cave in to first deformation groove or second deformation inslot, inlay the dress piece after the deformation and give and inlay a groove cell wall reaction force, make and inlay the dress piece and inlay groove cell wall butt more firm to it is more stable in inlaying the dress piece to make.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the motor end cover is connected with the motor shell, the motor end cover is coaxially covered on the end part of the motor shell, then the positioning blocks, the limiting blocks and the clamping blocks are correspondingly clamped into the positioning grooves, the limiting grooves and the limiting grooves one by one, the motor end cover is connected with the motor shell through the matching of the clamping pieces and the clamping grooves, and the motor end cover is convenient to mount and dismount;

2. when the positioning block is embedded into the positioning groove, the groove wall of the positioning groove extrudes the positioning block, so that the positioning block deforms and is sunken into the first deformation groove, the positioning block is conveniently embedded into the positioning groove, and meanwhile, the deformed positioning block gives a reaction force to the groove wall of the positioning groove, so that the positioning block is more firmly abutted against the groove wall of the positioning groove, and the positioning block is more stable in the positioning groove;

3. when the stopper imbeds the spacing inslot, extension piece and spacing groove cell wall looks butt for spacing groove cell wall extrusion extension piece, the extension piece acts on the stopper again, makes the stopper take place to deform and to the second shape deformation inslot cave in, through the effect of extension piece, makes the stopper change and produces deformation, and then makes the stopper more stable in the spacing inslot.

Drawings

Fig. 1 is a schematic view of the overall structure of a motor according to an embodiment of the present application.

Fig. 2 is an exploded view of a motor housing and motor end cap according to an embodiment of the present application.

Fig. 3 is an exploded view of the coupling cap and motor housing of the present application in accordance with an embodiment.

Fig. 4 is an enlarged view of a in fig. 3.

Fig. 5 is an enlarged view of B in fig. 3.

Fig. 6 is an exploded view of the connecting cover and the cover plate according to the embodiment of the present application.

Description of reference numerals: 1. a motor end cover; 11. a clamping piece; 12. positioning blocks; 121. a first deformation groove; 13. a limiting block; 131. a second deformation groove; 14. a clamping block; 15. an extension block; 16. a connecting cover; 161. embedding a block; 17. a cover plate; 171. embedding a groove; 2. a motor housing; 21. a clamping groove; 22. positioning a groove; 23. a limiting groove; 231. a guide surface; 24. a limiting groove; 25. an extension groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses a motor.

Referring to fig. 1 and 2, the motor includes motor end cover 1 and motor casing 2, and motor end cover 1 is protruding to be equipped with joint piece 11, and motor casing 2 sets up the joint groove 21 that supplies joint piece 11 card to go into, through the cooperation of joint piece 11 with joint groove 21, makes motor end cover 1 and motor casing 2's tip coaxial coupling.

Referring to fig. 2 and 3, the motor end cover 1 includes a connecting cover 16 and a cover plate 17 connected with the connecting cover 16, the connecting cover 16 is made of plastic, the clamping member 11 is arranged on the connecting cover 16, and the clamping member 11 and the connecting cover 16 are integrally arranged for improving the structural strength of the clamping member 11 and the connecting cover 16. The clamping piece 11 comprises a positioning block 12, a limiting block 13 and a clamping block 14, the positioning block 12, the limiting block 13 and the clamping block 14 are circumferentially arranged on a connecting cover 16, the positioning block 12 and the limiting block 13 are symmetrically arranged relative to the axis center of the motor shell 2, the distance from the clamping block 14 to the limiting block 13 is equal to the distance from the clamping block 14 to the positioning block 12, and the clamping block 14 is located between the limiting block 13 and the positioning block 12.

The clamping groove 21 comprises a positioning groove 22 for embedding the positioning block 12, a limiting groove 23 for embedding the limiting block 13 and a limiting groove 24 for embedding the clamping block 14, the positioning groove 22, the limiting groove 23 and the limiting groove 24 are communicated with the end face of the motor shell 2, and when the motor end cover 1 is connected with the motor shell 2, the positioning block 12, the limiting block 13 and the clamping block 14 are embedded into the positioning groove 22, the limiting groove 23 and the limiting groove 24 in a one-to-one correspondence mode.

Referring to fig. 3 and 4, the positioning block 12 is provided with a first deformation groove 121, the first deformation groove 121 is communicated with the side of the positioning block 12 far away from the center of the connecting cover 16, the first deformation groove 121 is communicated with the side of the positioning block 12 far away from the motor housing 2, when the positioning block 12 is clamped into the positioning groove 22, the positioning groove 22 groove wall extrudes the positioning block 12, so that the positioning block 12 deforms and is recessed into the first deformation groove 121, the deformed positioning block 12 gives a counterforce to the positioning groove 22 groove wall, so that the positioning block 12 is more firmly abutted to the positioning groove wall 22 groove wall, and further, the positioning block 12 is more stably clamped in the positioning groove 22.

The limit block 13 is provided with a second deformation groove 131, the second deformation groove 131 is communicated with the side surface of the limit block 13 far away from the center of the connecting cover 16, the second deformation groove 131 is communicated with the side surface of the limit block 13 far away from the motor housing 2, and the state that the limit block 13 is embedded into the limit groove 23 is the same as the state that the positioning block 12 is embedded into the positioning groove 22, which is not described herein again.

Referring to fig. 4 and 5, the difference between the limiting block 13 and the positioning block 12 is that the limiting block 13 is convexly provided with an extending block 15. The stopper 13 is close to a set of opposite flank of spacing groove 23 cell wall and all convexly is equipped with extension piece 15, and extension groove 25 has been seted up to motor casing 2, and extension groove 25 is linked together with spacing groove 23, and extension groove 25 link up mutually with the terminal surface of motor casing 2. When stopper 13 embedding spacing inslot 23, extension 15 embedding extension 25 in, extension 25 cell wall extrusion extension 15 makes stopper 13 take place deformation and sunken in second deformation groove 131, and stopper 13 after the deformation gives spacing 23 cell wall reaction force through extension 15, makes

extension

15 and 23 cell wall butts of spacing groove more firm, and then makes stopper 13 joint more stable in spacing groove 23.

The groove wall of the limiting groove 23 is provided with a guide surface 231, the guide surface 231 is obliquely arranged from one end close to the extending groove 25 to one end far away from the extending groove 25 to the position close to the limiting groove 23, and the limiting block 13 is more smoothly embedded into the limiting groove 23 under the guide action of the guide surface 231.

Referring to fig. 6, the cover plate 17 is provided with at least two insert grooves 171, in this embodiment, four insert grooves 171 are provided, the connecting cover 16 is convexly provided with four insert blocks 161, the four insert blocks 161 correspond to the four insert grooves 171 one by one, and the connecting cover 16 is connected with the cover plate 17 by inserting the insert blocks 161 into the insert grooves 171.

Two of the four embedded blocks 161 are formed by the groove walls of the limiting groove 23 and the positioning groove 22 protruding out of the side surface of the cover plate 17. The groove wall of the limiting groove 23 and the groove wall of the positioning groove 22 protrude the cover plate 17 towards the side surface close to the cover plate 17 to form the embedded block 161, after the embedded block 161 formed by the groove wall of the limiting groove 23 and the groove wall of the positioning groove 22 is embedded into the embedded groove 171, the groove wall of the embedded groove 171 extrudes the groove wall of the limiting groove 23 or the groove wall of the positioning groove 22, so that the limiting block 13 or the positioning block 12 is deformed, the deformed limiting block 13 or the deformed positioning block 12 gives the groove wall reaction force of the embedded groove 171, and the embedded block 161 is more stable in the embedded groove 171.

The implementation principle of a motor in the embodiment of the application is as follows: when the motor end cover 1 is connected with the motor casing 2, the embedded block 161 of the connecting cover 16 is embedded into the embedded groove 171 of the cover plate 17, so that the connecting cover 16 and the cover plate 17 are connected, and then the clamping piece 11 of the motor end cover 1 is clamped into the clamping groove 21 of the motor casing 2, so that the motor end cover 1 is connected with the casing.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An electric machine characterized by: comprises a motor end cover (1) and a motor shell (2) coaxially connected with the motor end cover (1), the motor end cover (1) is convexly provided with a clamping piece (11), the motor shell (2) is provided with a clamping groove (21) for the clamping piece (11) to be clamped in, the clamping piece (11) comprises a positioning block (12), a limiting block (13) and a clamping block (14), the positioning block (12), the limiting block (13) and the clamping block (14) are arranged on the circumferential direction of the motor end cover (1), the clamping groove (21) comprises a positioning groove (22) for embedding the positioning block (12), a limiting groove (23) for embedding the limiting block (13) and a limiting groove (24) for embedding the clamping block (14), the positioning block (12) and the limiting block (13) are arranged in a central symmetry mode relative to the axis of the motor shell (2).

2. An electric machine as claimed in claim 1, characterized in that: the positioning block (12) is provided with a first deformation groove (121).

3. An electric machine as claimed in claim 1, characterized in that: the limiting block (13) is provided with a second deformation groove (131).

4. A machine as claimed in claim 3, characterized in that: the limiting block (13) is close to a set of opposite side faces of the groove wall of the limiting groove (23) and is provided with an extending block (15) in a protruding mode, the motor end cover (1) is provided with an extending groove (25) for the extending block (15) to be embedded into, the extending groove (25) is communicated with the limiting groove (23), and when the extending block (15) is embedded into the extending groove (25), the groove wall of the extending groove (25) extrudes the extending block (15) to enable the groove wall of the second shape-changing groove (131) to deform.

5. An electric machine as claimed in claim 1, characterized in that: the groove wall of the limiting groove (23) is provided with a guide surface (231) which facilitates the limiting block (13) to be embedded into the limiting groove (23).

6. An electric machine as claimed in claim 1, characterized in that: the joint block (14) is located between the limiting block (13) and the positioning block (12), and the distance from the joint block (14) to the limiting block (13) is equal to the distance from the joint block (14) to the positioning block (12).

7. An electric machine as claimed in claim 1, characterized in that: the motor end cover (1) comprises a connecting cover (16) with a positioning block (12), a limiting block (13) and a clamping block (14) and a cover plate (17) connected to the connecting cover (16), wherein at least one embedded groove (171) is formed in the cover plate (17), and the connecting cover (16) is convexly provided with an embedded block (161) embedded into the embedded groove (171).

8. An electric machine as claimed in claim 7, characterized in that: the cover plate (17) is provided with at least two embedded grooves (171), and the groove walls of the limiting groove (23) and the positioning groove (22) are protruded towards the side surface close to the cover plate (17) to form the embedded block (161).