CN217388403U - Detachable brush holder of motor - Google Patents

Detachable brush holder of motor Download PDF

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Publication number
CN217388403U
CN217388403U CN202123181857.2U CN202123181857U CN217388403U CN 217388403 U CN217388403 U CN 217388403U CN 202123181857 U CN202123181857 U CN 202123181857U CN 217388403 U CN217388403 U CN 217388403U
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China
Prior art keywords
brush holder
assembling
buckle
brush
mounting plate
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CN202123181857.2U
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Chinese (zh)
Inventor
李远财
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Zhejiang Jude Electromechanical Technology Co ltd
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Zhejiang Hongyin Electromechanical Technology Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/64Electric machine technologies in electromobility

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Abstract

The utility model discloses a detachable brush holder of a motor, wherein the lower surface of the brush holder is provided with an assembly buckle, and the brush holder is fixed on a mounting plate through the assembly buckle; the assembling buckle is provided with a poking block for adjusting the position of the assembling buckle, so that the brush holder can be assembled and disassembled conveniently; the utility model is fixed on the mounting plate through the assembling buckle, so that the utility model can be disassembled; meanwhile, the setting of the shifting block is convenient for people to adjust the position of the assembling buckle, so that the utility model is disassembled and assembled; make the utility model discloses holistic assembly with dismantle more convenient and fast.

Description

Detachable brush holder of motor
Technical Field
The utility model relates to a manufacturing research and development field of motor, more specifically say, relate to a brush holder dismantled of motor.
Background
An Electric machine (English) is commonly called as a motor, and is an electromagnetic device for realizing Electric energy conversion or transmission according to an electromagnetic induction law; carbon brush assemblies are commonly found in electrical machines; the carbon brush in the carbon brush component is arranged in the brush holder, the moving range and the moving direction of the carbon brush are limited through the brush holder, and the rotor current required by the running of the motor is led into the rotor coil through the contact of the carbon brush and the rotor;
the carbon brush is easy to wear due to the contact of the carbon brush and the rotor, the contact pressure of the carbon brush and a commutator is low due to excessive wear of the carbon brush, larger sparks are easy to generate, and the armature winding has the possibility of wire breakage; therefore, when the carbon brush is worn, the carbon brush needs to be replaced, but under the normal condition, the brush holder is fixed on a carbon brush frame of the carbon brush assembly, so that the carbon brush is troublesome to replace, and wastes time and labor.
Disclosure of Invention
The utility model overcomes prior art's is not enough, provides simple structure, reasonable in design, carbon brush change a simple and convenient brush holder dismantled of motor.
In order to solve the technical problem, the technical scheme of the utility model as follows:
a detachable brush holder of a motor is characterized in that an assembly buckle is arranged on the lower surface of the brush holder, and the brush holder is fixed on an installation plate through the assembly buckle; the assembling buckle is provided with a poking block for adjusting the position of the assembling buckle, so that the brush holder can be assembled and disassembled conveniently;
a brush holder space is arranged in the brush holder, a brush holder opening is arranged at one end of the brush holder, and the carbon brush enters the brush holder space from the brush holder opening; the carbon brush is detachably assembled with the brush holder through the brush holder opening.
Further, the mounting plate is annular; the middle of the mounting plate is provided with a mounting plate through hole for the motor rotor to pass through, the brush holders are arranged around the mounting plate through hole, and the brush holder openings of the brush holders face the mounting plate through hole; the brush holder is arranged on one surface of the mounting plate, and the assembling buckle is arranged at two ends of the lower surface of the brush holder and is in contact with the inner side wall of the mounting plate and the outer side wall of the mounting plate.
Furthermore, the assembling buckles comprise a first assembling buckle and a second assembling buckle, and the first assembling buckle and the second assembling buckle are both in a straight plate shape and correspond to each other; the surfaces of the first assembling buckle and the second assembling buckle are respectively contacted with the inner side wall of the mounting plate and the outer side wall of the mounting plate; the poking block is arranged on the surface of the first assembling buckle and the surface of the second assembling buckle, which are far away from each other.
Furthermore, the first assembling buckle and the second assembling buckle are L-shaped, the first assembling buckle and the second assembling buckle respectively comprise a first straight plate and a second straight plate, one end of the first straight plate is connected with one end of the second straight plate, and the first straight plate and the second straight plate are perpendicular to each other; the other end of the first straight plate is connected with the lower surface of the brush holder; the surfaces of the first straight plates of the first assembling buckle and the second assembling buckle are respectively contacted with the inner side wall of the mounting plate and the outer side wall of the mounting plate, and the second straight plates of the first assembling buckle and the second assembling buckle are contacted with the surface of the mounting plate far away from the brush holder; the poking block is arranged on the surfaces of the first straight plates of the first assembling buckle and the second assembling buckle, which are far away from each other, or on the surfaces of the second straight plates of the first assembling buckle and the second assembling buckle, which are far away from the brush holder.
The device further comprises a limiting plate, wherein a limiting hole is formed in the limiting plate; the limiting holes are penetrated by the assembling buckles or the shifting blocks.
The carbon brush fixing device comprises a carbon brush connecting block, wherein one end of the carbon brush connecting block is connected with an installation plate, and the other end of the carbon brush connecting block penetrates through a brush holder and is connected with a carbon brush to control the carbon brush to move in a brush holder space; the movable spring is in contact with the brush holder and the carbon brush to control the carbon brush to reset.
Furthermore, fastener positioning parts are arranged on two sides of one end of the brush holder corresponding to the brush holder opening, and the movable spring adopts a binocular constant force spiral spring and comprises a limiting part and a contact part; the limiting parts are arranged at two ends of the contact part, the limiting parts are in contact with the fastener positioning parts, the contact part enters the brush holder space, and one end, far away from the fastener positioning parts, of the carbon brush is wrapped.
Further, the carbon brush connecting block is connected with the upper surface of the carbon brush; a brush holder notch is formed in the upper surface of the brush holder, and one end of the carbon brush connecting block penetrates through the brush holder notch to be connected with the carbon brush; the shape of the brush holder gap corresponds to the moving range of the carbon brush, and when the carbon brush moves in the brush holder space, the carbon brush connecting block moves correspondingly in the brush holder gap; the surface of the mounting plate, which is provided with the brush holder, is also provided with a limit buckle, a limit space is arranged in the limit buckle, and the other end of the carbon brush connecting block passes through the limit buckle to limit the position and can synchronously move with the carbon brush in the limit space of the limit buckle.
The utility model has the advantages that:
the utility model is fixed on the mounting plate through the assembling buckle, so that the utility model can be disassembled; meanwhile, the setting of the shifting block is convenient for people to adjust the position of the assembling buckle, so that the utility model is disassembled and assembled; the whole assembly and disassembly of the utility model are more convenient and faster; the brush holder is convenient for the brush holder to dismantle the back in the completion by the setting of brush holder opening, and operating personnel carries out with trading the carbon brush.
The assembly is detained and is contacted with the inside wall of mounting panel and the lateral wall of mounting panel, and then inject the position of brush holder, makes when not changing the whole big structure of motor carbon brush frame the utility model discloses can realize dismantling for the change of carbon brush is more convenient and fast, and then has reduced production and research and development cost.
The limiting plate is further provided with a further enhanced firmness degree after installation, so that the utility model is convenient to disassemble; the strength of the whole structure after the assembly is completed is enough; when the assembling buckles or the shifting blocks penetrate through the limiting holes, the limiting plate can further limit the position of the carbon brush.
Drawings
Fig. 1 is a structural diagram of the straight plate-shaped assembling buckle of the present invention.
Fig. 2 is a structural diagram of the L-shaped assembling buckle of the present invention.
Fig. 3 is a structural view of a stopper plate in embodiment 1.
Fig. 4 is a bottom structure view of the present invention in example 2.
Fig. 5 is a structural view of a stopper plate in embodiment 2.
Fig. 6 is an overall structure diagram of the present invention.
Fig. 7 is a structural view of a movable spring.
Reference numbers in the figures:
1. a brush holder; 2. assembling a buckle; 3. mounting a plate; 4. a shifting block; 5. a limiting plate; 6. a carbon brush connecting block; 7. a carbon brush; 8. a movable spring; 11. a brush holder space; 12. a brush holder opening; 13. a fastener positioning portion; 14. a brush holder gap; 21. a first assembly buckle; 22. a second assembly buckle; 23. a third assembly buckle; 24. a first straight plate; 25. a second straight plate; 31. a mounting plate through hole; 32. a limit buckle; 33. a limiting space; 51. a limiting hole; 81. a limiting part; 82. a contact portion.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be noted that the embodiments are only specific illustrations of the present invention, and the purpose thereof is to make the technical solution of the present invention better understood by those skilled in the art, and should not be considered as limitations of the present invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are the directions or positional relationships indicated on the basis of the drawings, and are only for convenience of description and simplification of description, but not for indication or suggestion that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the invention.
1. A brush holder 1; 2. assembling a buckle 2; 3. a mounting plate 3; 4. a toggle block 4; 5. a limiting plate 5; 6. a carbon brush connecting block 6; 7. a carbon brush 7; 8. a movable spring 8; 11. a brush holder space 11; 12. a brush holder opening 12; 13. a fastener positioning portion 13; 14. a brush holder gap 14; 21. a first fitting buckle 21; 22. a second fitting buckle 22; 23. a third fitting buckle 23; 24. a first straight plate 24; 25. a second straight plate 25; 31. a mounting plate through hole 31; 32. a limit buckle 32; 33. a spacing space 33; 51. a stopper hole 51; 81. a limiting section 81; 82. a contact portion 82.
Example 1:
as shown in fig. 1-3, a detachable brush holder 1 of an electric motor, an assembly buckle 2 is arranged on the lower surface of the brush holder 1, and the brush holder 1 is fixed on a mounting plate 3 through the assembly buckle 2; the assembling buckle 2 is provided with a poking block 4 for adjusting the position of the assembling buckle 2, so that the brush holder 1 can be assembled and disassembled conveniently; the utility model is fixed on the mounting plate 3 through the assembling buckle 2, so that the utility model can be disassembled; meanwhile, the setting of the toggle block 4 is convenient for people to adjust the position of the assembling buckle 2, so that the utility model is disassembled and assembled; the whole assembly and disassembly of the utility model are more convenient and faster; a brush holder space 11 is arranged in the brush holder 1, a brush holder opening 12 is arranged at one end of the brush holder 1, and the carbon brush 7 enters the brush holder space 11 from the brush holder opening 12; the carbon brush 7 is detachably assembled with the brush holder 1 through the brush holder opening 12; the brush holder opening 12 is arranged to facilitate replacement of the carbon brush 7 by an operator after the brush holder 1 is completely disassembled.
The utility model also comprises a limit plate 5, wherein the limit plate 5 is provided with a limit hole 51; the limiting holes 51 are penetrated by the assembling buckles 2 or the shifting blocks 4; the limiting plate 5 is further provided with a further enhanced firmness degree after installation, so that the utility model is convenient to disassemble; the strength of the integral structure after the assembly is completed is enough; when the assembling fasteners 2 or the shifting blocks 4 pass through the limiting holes 51, the limiting plate 5 further limits the position of the carbon brush 7.
Typically, the mounting plate 3 is annular; a mounting plate through hole 31 for the motor rotor to pass through is arranged in the middle of the mounting plate 3, the brush holders 1 are arranged around the mounting plate through hole 31, and the brush holder opening 12 of each brush holder 1 faces the mounting plate through hole 31; brush holder 1 sets up in one of them surface of mounting panel 3, and assembly knot 2 sets up in the both ends of brush holder 1 lower surface and the inside wall of mounting panel 3 and the lateral wall contact of mounting panel 3, and then inject the position of brush holder 1, makes when not changing the whole big structure of motor carbon brush 7 frame the utility model discloses can realize dismantling for the change of carbon brush 7 is more convenient and fast, and then has reduced production and research and development cost.
In this embodiment, the assembling fastener 2 includes a first assembling fastener 21 and a second assembling fastener 22, and the first assembling fastener 21 and the second assembling fastener 22 are both in a straight plate shape and correspond to each other; the opposite surfaces of the first assembling buckle 21 and the second assembling buckle 22 are respectively contacted with the inner side wall of the mounting plate 3 and the outer side wall of the mounting plate 3, and the limiting hole 51 on the limiting plate 5 is penetrated by the first assembling buckle 21 and the second assembling buckle 22; the toggle block 4 is arranged on the surfaces of the first assembling buckle 21 and the second assembling buckle 22 which are far away from each other; the poking block 4 is arranged at one end of the first assembling buckle 21 and the second assembling buckle 22 far away from the mounting plate 3, so that an operator can conveniently adjust the poking block 4, and further adjust the positions of the first assembling buckle 21 and the second assembling buckle 22, and the utility model is convenient to disassemble; in general, the included angle between the toggle block 4 and the first assembling buckle 21 and the second assembling buckle 22 is larger than 90 degrees, which is convenient for the disassembly of the utility model; the utility model discloses well stirring block 4 is 130 with the first assembly detains 21 and the contained angle between the second assembly knot 22.
In some preferred manners, the first assembling clasp 21 and the second assembling clasp 22 are in an "L" shape, the first assembling clasp 21 and the second assembling clasp 22 each include a first straight plate 24 and a second straight plate 25, one end of the first straight plate 24 is connected with one end of the second straight plate 25, and the first straight plate 24 and the second straight plate 25 are perpendicular to each other; the other end of the first straight plate 24 is connected with the lower surface of the brush holder 1; the opposite surfaces of the first straight plate 24 of the first assembling clasp 21 and the second assembling clasp 22 are respectively contacted with the inner side wall of the mounting plate 3 and the outer side wall of the mounting plate 3, and the second straight plate 25 of the first assembling clasp 21 and the second assembling clasp 22 is contacted with the surface of the mounting plate 3 far away from the brush holder 1; the L-shaped assembling buckle 2 can apply fixed force to the mounting plate 3 in two directions, so that the assembly of the utility model is firmer and more stable; the poking block 4 is arranged on the surfaces of the first straight plates 24 of the first assembling buckle 21 and the second assembling buckle 22 which are far away from each other or the surfaces of the second straight plates 25 of the first assembling buckle 21 and the second assembling buckle 22 which are far away from the brush holder 1; generally, the toggle block 4 is disposed on the surface of the second straight plate 25 of the first assembling buckle 21 and the second assembling buckle 22 away from the brush holder 1, which is convenient for disassembly of the present invention, and the limiting hole 51 on the limiting plate 5 is penetrated by the toggle block 4; it is worth explaining that the assembly buckle 2 can also adopt structures of other shapes under the condition that the product is needed, so that the assembly of the utility model is more stable, and the number and the positions of the corresponding adjustment limiting holes 51 are certainly needed.
As shown in fig. 6 to 7, the carbon brush 7 assembly equipped with the present invention further includes a carbon brush connecting block 6, one end of the carbon brush connecting block 6 is connected to the mounting plate 3, and the other end of the carbon brush connecting block 6 passes through the brush holder 1 and is connected to the carbon brush 7, so as to control the carbon brush 7 to move in the brush holder space 11; the movable spring 8 is in contact with the brush holder 1 and the carbon brush 7 and controls the carbon brush 7 to reset; fastener positioning parts 13 are arranged on two sides of one end of the brush holder 1 corresponding to the brush holder opening 12, and the movable spring 8 is a binocular constant force volute spring which comprises a limiting part 81 and a contact part 82; the limiting parts 81 are arranged at two ends of the contact part 82, the limiting parts 81 are in contact with the fastener positioning part 13, the contact part 82 enters the brush holder space 11, and one end of the carbon brush 7 far away from the fastener positioning part 13 is wrapped; the carbon brush connecting block 6 is connected with the upper surface of the carbon brush 7; a brush holder notch 14 is formed in the upper surface of the brush holder 1, and one end of the carbon brush connecting block 6 penetrates through the brush holder notch 14 to be connected with the carbon brush 7; the shape of the brush holder gap 14 corresponds to the moving range of the carbon brush 7, and when the carbon brush 7 moves in the brush holder space 11, the carbon brush connecting block 6 moves correspondingly in the brush holder gap 14; the surface of the mounting plate 3, on which the brush holder 1 is arranged, is further provided with a limit buckle 32, a limit space 33 is arranged in the limit buckle 32, and the other end of the carbon brush connecting block 6 is limited in position by the limit buckle 32 and can synchronously move with the carbon brush 7 in the limit space 33 of the limit buckle 32.
Example 2:
as shown in fig. 4-5, in the present embodiment, the assembly buckle 2 includes a first assembly buckle 21, a second assembly buckle 22 and a third assembly buckle 23; wherein the first assembling fastener 21 is arranged at one end of the lower surface of the brush holder 1, and the second assembling fastener 22 and the third assembling fastener 23 are arranged at the other end of the lower surface of the brush holder 1; the first assembling buckle 21, the second assembling buckle 22 and the third assembling buckle 23 are distributed in a triangular shape; meanwhile, the number of the limiting holes 51 on the limiting plate 5 also needs to be correspondingly adjusted; as is well known, triangle-shaped's stability is higher, makes the utility model discloses can detain 2 more firm stable assembly through three assembly.
It is worth explaining that the number of the assembling buckles 2 can be selectively increased or decreased under the condition of product requirement, so that the utility model can be firmly assembled and is convenient to disassemble; meanwhile, when the number of the assembling buckles 2 is adjusted, the number and the positions of the limiting holes 51 need to be correspondingly adjusted.
Other embodiments of the present example are all the same as example 1.
It is worth explaining that other technical solutions of the present invention are prior art, and therefore are not described in detail.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the concept of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (8)

1. A detachable brush holder of a motor is characterized in that an assembly buckle is arranged on the lower surface of the brush holder, and the brush holder is fixed on a mounting plate through the assembly buckle; the assembly buckle is provided with a shifting block for adjusting the position of the assembly buckle, so that the assembly and disassembly of the brush holder are facilitated;
a brush holder space is arranged in the brush holder, a brush holder opening is arranged at one end of the brush holder, and the carbon brush enters the brush holder space from the brush holder opening; the carbon brush is detachably assembled with the brush holder through the brush holder opening.
2. The detachable brush holder of an electric motor according to claim 1, wherein the mounting plate has a ring shape; the middle of the mounting plate is provided with a mounting plate through hole for the motor rotor to pass through, the brush holders are arranged around the mounting plate through hole, and the brush holder openings of the brush holders face the mounting plate through hole; the brush holder is arranged on one surface of the mounting plate, and the assembling buckle is arranged at two ends of the lower surface of the brush holder and is in contact with the inner side wall of the mounting plate and the outer side wall of the mounting plate.
3. The detachable brush holder of an electric motor according to claim 2, wherein the assembling fastener comprises a first assembling fastener and a second assembling fastener, the first assembling fastener and the second assembling fastener are in a shape of a straight plate and correspond to each other; the opposite surfaces of the first assembling buckle and the second assembling buckle are respectively contacted with the inner side wall of the mounting plate and the outer side wall of the mounting plate; the poking block is arranged on the surface of the first assembling buckle far away from the surface of the second assembling buckle.
4. The detachable brush holder of an electric motor according to claim 3, wherein the first assembling clasp and the second assembling clasp are L-shaped, each of the first assembling clasp and the second assembling clasp comprises a first straight plate and a second straight plate, one end of the first straight plate is connected with one end of the second straight plate, and the first straight plate and the second straight plate are perpendicular to each other; the other end of the first straight plate is connected with the lower surface of the brush holder; the surfaces of the first straight plates of the first assembling buckle and the second assembling buckle, which are opposite to each other, are respectively contacted with the inner side wall of the mounting plate and the outer side wall of the mounting plate, and the second straight plates of the first assembling buckle and the second assembling buckle are contacted with the surface, far away from the brush holder, of the mounting plate; the poking block is arranged on the surfaces of the first straight plates of the first assembling buckle and the second assembling buckle, which are far away from each other, or on the surfaces of the second straight plates of the first assembling buckle and the second assembling buckle, which are far away from the brush holder.
5. The detachable brush holder of an electric motor according to claim 1, further comprising a limiting plate, wherein a limiting hole is formed in the limiting plate; the limiting holes are penetrated by the assembling buckles or the shifting blocks.
6. The detachable brush holder of the motor according to claim 1, wherein the detachable brush holder comprises a carbon brush connecting block, one end of the carbon brush connecting block is connected with the mounting plate, and the other end of the carbon brush connecting block penetrates through the brush holder and is connected with the carbon brush to control the carbon brush to move in the brush holder space; the movable spring is in contact with the brush holder and the carbon brush to control the carbon brush to reset.
7. The detachable brush holder of an electric motor according to claim 6, wherein fastener positioning portions are provided on both sides of an end of the brush holder corresponding to the brush holder opening, and the movable spring is a binocular constant force scroll spring including a limiting portion and a contact portion; the limiting parts are arranged at two ends of the contact part, the limiting parts are in contact with the fastener positioning parts, the contact part enters the brush holder space, and one end, far away from the fastener positioning parts, of the carbon brush is wrapped.
8. The detachable brush holder of an electric machine according to claim 6, wherein the carbon brush connecting block is connected to an upper surface of a carbon brush; a brush holder notch is formed in the upper surface of the brush holder, and one end of the carbon brush connecting block penetrates through the brush holder notch to be connected with the carbon brush; the shape of the brush holder gap corresponds to the moving range of the carbon brush, and when the carbon brush moves in the brush holder space, the carbon brush connecting block moves correspondingly in the brush holder gap; the surface of the mounting plate, which is provided with the brush holder, is also provided with a limiting buckle, a limiting space is arranged in the limiting buckle, and the other end of the carbon brush connecting block limits the position through the limiting buckle and can synchronously move with the carbon brush in the limiting space of the limiting buckle.
CN202123181857.2U 2021-12-17 2021-12-17 Detachable brush holder of motor Active CN217388403U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123181857.2U CN217388403U (en) 2021-12-17 2021-12-17 Detachable brush holder of motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123181857.2U CN217388403U (en) 2021-12-17 2021-12-17 Detachable brush holder of motor

Publications (1)

Publication Number Publication Date
CN217388403U true CN217388403U (en) 2022-09-06

Family

ID=83095038

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202123181857.2U Active CN217388403U (en) 2021-12-17 2021-12-17 Detachable brush holder of motor

Country Status (1)

Country Link
CN (1) CN217388403U (en)

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GR01 Patent grant
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TR01 Transfer of patent right

Effective date of registration: 20240113

Address after: 317100 No. 298 Guangming West Road, Haiyou Street, Sanmen County, Taizhou City, Zhejiang Province

Patentee after: Zhejiang Jude Electromechanical Technology Co.,Ltd.

Address before: 317100 No. 375, Xiqu Avenue, Haiyou street, Sanmen County, Taizhou City, Zhejiang Province (self declaration)

Patentee before: Zhejiang Hongyin Electromechanical Technology Co.,Ltd.

TR01 Transfer of patent right