CN218041044U - Circuit board fixing device for brushless motor - Google Patents
Circuit board fixing device for brushless motor Download PDFInfo
- Publication number
- CN218041044U CN218041044U CN202222022722.XU CN202222022722U CN218041044U CN 218041044 U CN218041044 U CN 218041044U CN 202222022722 U CN202222022722 U CN 202222022722U CN 218041044 U CN218041044 U CN 218041044U
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- circuit board
- fixing
- fixed
- motor body
- brushless motor
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Abstract
The utility model relates to a motor installation field especially relates to a circuit board fixing device for brushless motor, and its technical scheme is, including the motor body, still including setting up positioning seat on the motor body, setting up circuit board on the positioning seat, being used for the protective housing of protective circuit board and positioning seat and setting up the fixed subassembly that just is located the protective housing on the motor body, fixed subassembly is used for the location circuit board. This application has the installation circuit board of being convenient for, improves the stability of circuit board in the installation, reduces the circuit board and produces the effect of the possibility of damage in the installation.
Description
Technical Field
The application relates to the field of motor installation, especially, relate to a circuit board fixing device for brushless motor.
Background
A motor is widely used in various fields as a mechanical device capable of generating power. For example, in a vacuum cleaner, a motor is installed to provide a power source. The existing motor mainly controls the motor to rotate according to a set program through a circuit board, the circuit board is directly welded on the motor when being installed, and then the circuit board is fixed on the motor through a fixing bolt, so that the stability of the circuit board on the motor is improved.
However, after the circuit board is soldered, the circuit board may deform, resulting in a bent state of the circuit board. At the moment, when the circuit board is fixed by the fixing bolt, the bent part is pressed down, so that force is applied to the circuit board, and the circuit board is damaged.
SUMMERY OF THE UTILITY MODEL
In order to facilitate the installation of the circuit board, the stability of the circuit board in the installation process is improved, and the possibility of damage of the circuit board in the installation process is reduced.
The application provides a circuit board fixing device for brushless motor adopts following technical scheme:
the utility model provides a circuit board fixing device for brushless motor, includes the motor body, still including setting up positioning seat on the motor body, setting up circuit board on the positioning seat, be used for the protective housing of protective circuit board and positioning seat and set up on the motor body and be located the fixed subassembly of protective housing, fixed subassembly is used for the location circuit board.
Through adopting above-mentioned technical scheme, the positioning seat is used for improving the stability of circuit board on the motor body, and the protective housing is used for protecting the circuit board, avoids the circuit board to receive the interference, improves the stability of circuit board in the use, and fixed subassembly is used for fixing the circuit board on the motor body, improves the stability of being connected between circuit board and the motor body, reduces the possibility that the circuit board produced the damage in the installation.
Preferably, the fixing assembly comprises a fixing seat arranged on the motor body, a fixing table arranged on the fixing seat and a fixing block arranged on the fixing table, the fixing block comprises a fixing part and an inserting part, and an inserting hole used for the inserting part to enter is formed in the circuit board.
Through adopting above-mentioned technical scheme, the fixing base is used for improving the stability of fixed station and fixed block on the motor body, and the fixed block is used for improving the stability of circuit board on the motor body, and grafting portion and patchhole are used for circuit board and fixed block to connect, improve the stability of circuit board on the fixing base.
Preferably, the horizontal height of the top surface of the insertion part is gradually reduced from the center to the two ends.
By adopting the technical scheme, the horizontal height of the top surface of the insertion part is gradually reduced from the center to the two ends, so that the insertion part can conveniently enter the insertion hole, and the circuit board can be conveniently positioned by the insertion part.
Preferably, the top surface of the fixed table is provided with a fixed groove for positioning the fixed part, an insertion block is arranged in the fixed groove, and the bottom surface of the fixed block is provided with an insertion groove for inserting the insertion block.
Through adopting above-mentioned technical scheme, the fixed slot is used for the fixed part to install on the fixed station, and grafting piece and inserting groove improve the stability of fixed part in the fixed slot, improve the stability of fixed block on the fixed station.
Preferably, the two sides of the fixing table are provided with placing grooves communicated with the fixing groove, and the placing grooves are communicated with the inserting grooves.
Through adopting above-mentioned technical scheme, the standing groove is convenient for install or dismantles the fixed block, and standing groove and inserting groove intercommunication make things convenient for the installer to observe the grafting piece position, and the grafting piece of being convenient for gets into in the inserting groove.
Preferably, a plurality of preformed holes are formed in one side, close to the fixed seat, of the motor body, and a coaming surrounding the preformed holes is arranged on the fixed seat and surrounds the preformed holes along the hole wall.
Through adopting above-mentioned technical scheme, preformed hole and bounding wall improve the stability of fixing base on the motor body, and the bounding wall encloses along the pore wall of preformed hole simultaneously and establishes, when reducing bounding wall weight, improves the stability of fixing base on the motor body.
Preferably, the positioning seat is provided with a positioning column for positioning the circuit board, the positioning column is provided with a convex block, and the circuit board is provided with a groove for the convex block to enter.
By adopting the technical scheme, the positioning column is used for improving the stability of the circuit board on the positioning seat, the convex block and the groove are used for fixing the circuit board on the positioning column, the stability of the circuit board on the positioning seat is improved, and meanwhile, the positioning column supports the circuit board, so that the stability of the circuit board in the installation process is improved.
Preferably, the top surface of the bump is provided with a first fixing hole communicated with the groove, and the protective shell is provided with a second fixing hole communicated with the first fixing hole.
By adopting the technical scheme, the protective shell, the circuit board and the lug are conveniently connected by the bolts through the first fixing holes and the second fixing holes, the circuit board is fixed on the positioning column, the circuit board is fixed on the positioning seat, and the stability of the circuit board on the motor body is improved.
Preferably, one side of the protective shell, which is in contact with the motor body, is provided with an embedded groove, and the motor body is provided with an embedded block positioned in the embedded groove.
Through adopting above-mentioned technical scheme, the protective housing of being convenient for is installed on the motor body to embedded groove and embedded piece, improves the stability of protective housing on the motor body.
In conclusion, the circuit board is installed on the motor body through the fixing assembly, stability of the circuit board on the motor body is improved, the circuit board is supported by the positioning seat, stability of the circuit board on the motor body is improved, and possibility of distortion generated when the circuit board is installed is reduced.
Drawings
Fig. 1 is an external structural view of a circuit board fixing device for a brushless motor according to the present application;
fig. 2 is a schematic structural view of the fixing device for a circuit board of a brushless motor according to the present application, with the motor body removed;
FIG. 3 is a schematic structural diagram of a motor body in the circuit board fixing device for a brushless motor according to the present application;
fig. 4 is a schematic structural diagram of a protection casing, a fixing assembly and a positioning seat in the circuit board fixing device for a brushless motor according to the present application;
fig. 5 is a schematic structural diagram of a fixing component in the fixing device for a circuit board for a brushless motor according to the present application.
Description of reference numerals: 1. a motor body; 2. positioning seats; 3. a circuit board; 4. a protective shell; 5. a fixing component; 51. a fixed seat; 52. a fixed table; 53. a fixed block; 531. a fixed part; 532. a plug-in part; 6. an insertion hole; 7. fixing grooves; 8. an insertion block; 9. inserting grooves; 10. a placement groove; 11. reserving a hole; 12. enclosing plates; 13. a positioning column; 14. a bump; 15. a groove; 16. a first fixing hole; 17. a second fixing hole; 18. embedding the groove; 19. and embedding the block.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses circuit board fixing device for brushless motor. Referring to fig. 1 and 2, the motor includes a motor body 1 and a circuit board 3 mounted on the motor body 1, a fixing assembly 5 for positioning the circuit board 3 is mounted on the motor body 1, a positioning seat 2 for supporting the circuit board 3 is mounted on the fixing assembly 5, and a protective casing 4 for protecting the circuit board 3 is further mounted on the motor body 1.
Referring to fig. 2 and 3, an embedded groove 18 is formed in one side, contacting the motor body 1, of the protective shell 4, an embedded block 19 located in the embedded groove 18 is fixed on the motor body 1, and the embedded groove 18 and the embedded block 19 facilitate the protective shell 4 to be fixed on the motor body 1, so that the stability of the protective shell 4 on the motor body 1 is improved. The fixing component 5 comprises a fixing seat 51 fixedly installed on the motor body 1, a fixing table 52 installed on the top surface of the fixing seat 51 and a fixing block 53 installed on the fixing table 52, the fixing table 52 can be arranged in a plurality of modes, the fixing table 52 is arranged in three in the embodiment of the application, and the three fixing tables 52 are sequentially arranged in the circumferential direction of the fixing seat 51. Meanwhile, in the embodiment of the application, the fixing table 52 and the fixing seat 51 are integrally formed, so that the stability of the fixing table 52 on the fixing seat 51 is improved, and the strength of the fixing seat 51 is improved. A plurality of preformed holes 11 have been seted up to one side that motor body 1 is close to fixing base 51, and fixing base 51's bottom surface is fixed with the bounding wall 12 that encloses the establishment along the pore wall of preformed hole 11, bounding wall 12 and fixing base 51 integrated into one piece in this application embodiment, and bounding wall 12 improves the stability of fixing base 51 on motor body 1.
Referring to fig. 4 and 5, the fixing block 53 includes a fixing portion 531 mounted on the fixing table 52 and a socket portion 532 for positioning the circuit board 3, and the circuit board 3 is provided with an insertion hole 6 for the socket portion 532 to enter. The horizontal height of the top surface of the insertion part 532 gradually decreases from the center to the two ends, so that the insertion part 532 can conveniently enter the insertion hole 6 to position the circuit board 3. The top surface of fixed station 52 is seted up and is used for fixing a position fixed part 531 fixed slot 7, and fixed mounting has the grafting piece 8 in fixed slot 7, and the bottom surface of fixed part 531 is seted up and is used for fixing a position grafting groove 9 of grafting piece 8, and grafting groove 9 and grafting piece 8 improve the stability of fixed block 53 on fixed station 52. In order to facilitate the installation or the disassembly of the fixed block 53, the two sides of the fixed table 52 are provided with the placing grooves 10 communicated with the fixed groove 7, the placing grooves 10 are communicated with the insertion groove 9, meanwhile, the horizontal height of the bottom surface of the placing grooves 10 is higher than the horizontal height of the top surface of the insertion block 8, the stability of the insertion block 8 in the insertion groove 9 is improved, and meanwhile, the fixing block 53 is convenient to install or disassemble by workers.
Referring to fig. 4 and 5, the positioning seat 2 is fixed with a plurality of positioning columns 13, and a plurality of positioning columns 13 may be provided, in this embodiment, three positioning columns 13 are provided, and the three positioning columns 13 support the circuit board 3, so that stability of the circuit board 3 in the motor body 1 is improved, and meanwhile, possibility of distortion of the motor body 1 is reduced. A bump 14 is fixed on the top surface of the positioning column 13, a groove 15 is formed in the circuit board 3, the bump 14 is inserted into the groove 15, and the positioning column 13 is convenient to position the circuit board 3 while supporting the circuit board 3. Still fixed mounting has a plurality of support columns on the motor body 1, and the top surface of support column and the bottom surface contact of circuit board 3 improve the stability of circuit board 3 on motor body 1.
Referring to fig. 4, the top surface of the bump 14 is provided with a first fixing hole 16 communicated with the groove 15, the protective shell 4 is provided with a second fixing hole 17 communicated with the first fixing hole 16, and the first fixing hole 16 and the second fixing hole 17 facilitate bolts to fix the circuit board 3 between the protective shell 4 and the positioning seat 2, so that the stability of the circuit board 3 on the motor body 1 is improved, and the possibility of deformation of the circuit board 3 in the welding process is reduced.
The implementation principle of the circuit board fixing device for the brushless motor in the embodiment of the application is as follows: firstly, the fixed seat 51 is installed on the motor body 1, the shroud plate 12 is inserted into the prepared hole 11, and the fixed seat 51 is fixed on the motor body 1 through bolts. Then, the fixing block 53 is mounted on the fixing table 52, and the positioning stand 2 is mounted on the fixing base 51. After the positioning seat 2 and the fixing seat 51 are installed, the circuit board 3 is installed, the insertion hole 6 is aligned with the insertion part 532, the groove 15 is aligned with the projection 14, the circuit board 3 is pressed down, and the positioning column 13 supports the circuit board 3, so that the stability of the circuit board 3 in the installation process is improved. After the circuit board 3 is installed, the protective shell 4 is installed on the motor body 1, then the protective shell 4 is fixed on the positioning columns 13 through bolts, and the circuit board 3 is synchronously fixed on the positioning columns 13 while the protective shell 4 is fixed, so that the stability of the circuit board 3 is improved, and the possibility of damage to the circuit board 3 is reduced.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. The utility model provides a circuit board fixing device for brushless motor, includes motor body (1), its characterized in that: still including setting up positioning seat (2) on motor body (1), circuit board (3) of setting on positioning seat (2), protective housing (4) and the fixed subassembly (5) that set up on motor body (1) and be located protective housing (4) for protecting circuit board (3) and positioning seat (2), fixed subassembly (5) are used for locating circuit board (3).
2. A circuit board fixing device for a brushless motor according to claim 1, wherein: the fixing assembly (5) comprises a fixing seat (51) arranged on the motor body (1), a fixing table (52) arranged on the fixing seat (51) and a fixing block (53) arranged on the fixing table (52), the fixing block (53) comprises a fixing part (531) and an inserting part (532), and an inserting hole (6) used for the inserting part (532) to enter is formed in the circuit board (3).
3. A board fixing device for a brushless motor according to claim 2, wherein: the horizontal height of the top surface of the insertion part (532) is gradually reduced from the center to two ends.
4. A board fixing device for a brushless motor according to claim 2, wherein: the top surface of the fixed table (52) is provided with a fixed groove (7) used for positioning the fixed part (531), an insertion block (8) is arranged in the fixed groove (7), and the bottom surface of the fixed block (53) is provided with an insertion groove (9) used for inserting the insertion block (8).
5. A circuit board fixing device for a brushless motor according to claim 2, wherein: the two sides of the fixed table (52) are provided with placing grooves (10) communicated with the fixed groove (7), and the placing grooves (10) are communicated with the inserting grooves (9).
6. The circuit board fixing device for a brushless motor according to claim 4, wherein: a plurality of preformed holes (11) are opened in one side of motor body (1) near fixing base (51), be equipped with on fixing base (51) and enclose bounding wall (12) of establishing along the pore wall of preformed hole (11).
7. A circuit board fixing device for a brushless motor according to claim 1, wherein: the positioning device is characterized in that a positioning column (13) used for positioning the circuit board (3) is arranged on the positioning seat (2), a convex block (14) is arranged on the positioning column (13), and a groove (15) used for the convex block (14) to enter is formed in the circuit board (3).
8. A circuit board fixing device for a brushless motor according to claim 7, wherein: the top surface of the bump (14) is provided with a first fixing hole (16) communicated with the groove (15), and the protective shell (4) is provided with a second fixing hole (17) communicated with the first fixing hole (16).
9. A circuit board fixing device for a brushless motor according to claim 1, wherein: one side of the protective shell (4) contacting with the motor body (1) is provided with an embedded groove (18), and an embedded block (19) located in the embedded groove (18) is arranged on the motor body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222022722.XU CN218041044U (en) | 2022-08-02 | 2022-08-02 | Circuit board fixing device for brushless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222022722.XU CN218041044U (en) | 2022-08-02 | 2022-08-02 | Circuit board fixing device for brushless motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218041044U true CN218041044U (en) | 2022-12-13 |
Family
ID=84342645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222022722.XU Active CN218041044U (en) | 2022-08-02 | 2022-08-02 | Circuit board fixing device for brushless motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218041044U (en) |
-
2022
- 2022-08-02 CN CN202222022722.XU patent/CN218041044U/en active Active
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