CN207977857U - A kind of brushless motor circuit board mounting structure - Google Patents
A kind of brushless motor circuit board mounting structure Download PDFInfo
- Publication number
- CN207977857U CN207977857U CN201820231212.4U CN201820231212U CN207977857U CN 207977857 U CN207977857 U CN 207977857U CN 201820231212 U CN201820231212 U CN 201820231212U CN 207977857 U CN207977857 U CN 207977857U
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- CN
- China
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- circuit board
- cutting ferrule
- brushless motor
- pressing plate
- connection sheet
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Abstract
The utility model discloses a kind of brushless motor circuit board mounting structures, it is related to brushless motor field, includes the mounting groove being opened on brushless motor rear end cap, pedestal is provided in the mounting groove, it is arranged with cutting ferrule outside circuit board, the cutting ferrule for being embedded with circuit board is set on pedestal；Fixed seat is provided on the inner wall of the mounting groove, the fixed seat is detachably connected the pressing plate for being useful for fixing card set, and the cutting ferrule for being embedded with circuit board is located between pedestal and pressing plate.Circuit board is embedded in cutting ferrule by user, then cutting ferrule and circuit board are integrally positioned on pedestal, then installs pressing plate, and pressing plate matches with pedestal and grips cutting ferrule, to complete the installation exercise of circuit board.Cutting ferrule plays the role of protection circuit plates, and circuit board is embedded in cutting ferrule, and pressing plate is directly in contact with cutting ferrule without being in contact with circuit board, to achieve the purpose that fixing circuit board and not damage circuit board.
Description
Technical field
The utility model is related to brushless motor fields, more particularly, to a kind of brushless motor circuit board mounting structure.
Background technology
Common electric machine is that direct current is changed into alternating current by the cooperation of brush and commutator, complicated, and is made
Use short life.Brushless motor is then the inversion that electric current is realized by power electronic technique（Direct current becomes exchange）, there is overall structure
It is compact, small, the advantages that steady-state speed error is small.
Existing Authorization Notice No. is the Chinese patent of CN206117421U, and it discloses a kind of companies of brushless motor circuit board
Connection device, includes brushless motor rear end cap, and a side end face of brushless motor rear end cap offers same with brushless motor rear end cap
The single order stepped groove of axis, and single order stepped groove includes the slot one and slot two that slot diameter is sequentially increased, two internal clearance of slot is combined with
Annular circuit board component.Offered on brushless motor rear end cap single order stepped groove a side end face prolong along its it is circumferentially distributed have it is several
Positioning screw, and the lower face on positioning screw head is connected to the edge of circuit board assemblies, completes stationary annular circuit board assemblies
Fixed operation, and personnel easy to operation are adjusted operation.
Operating personnel need to screw positioning screw, and the head of positioning screw is made to compress circuit board, to complete circuit
The fixed operation of plate.But in actual mechanical process, the head of positioning screw can destroy the overall structure of circuit board, lead to circuit
Breakage occurs for plate, and the prior art exists can improvements.
Utility model content
In view of the above technical problems, the purpose of this utility model is to provide a kind of brushless motor circuit board mounting structure,
It is fixed in mounting groove by being arranged cutting ferrule outside circuit board, then by cutting ferrule, to reach fixing circuit board and not damage circuit
The purpose of plate.
To achieve the above object, the utility model provides following technical solution：A kind of brushless motor circuit board installation knot
Structure includes the mounting groove being opened on brushless motor rear end cap, and pedestal is provided in the mounting groove, is arranged with outside circuit board
Cutting ferrule, the cutting ferrule for being embedded with circuit board are set on pedestal；Fixed seat is provided on the inner wall of the mounting groove, it is described solid
Reservation is detachably connected the pressing plate for being useful for fixing card set, and the cutting ferrule for being embedded with circuit board be located in pedestal and pressing plate it
Between.
By using above-mentioned technical proposal, circuit board is embedded in cutting ferrule by user, then cutting ferrule and circuit board is whole
It is positioned on pedestal, then pressing plate is installed, and pressing plate matches with pedestal and grips cutting ferrule, to complete the installation of circuit board
Operation.Cutting ferrule plays the role of protection circuit plates, and circuit board is embedded in cutting ferrule, pressing plate be directly in contact with cutting ferrule without with
Circuit board is in contact, to achieve the purpose that fixing circuit board and not damage circuit board.
The utility model is further arranged to：The opposite sides of the cutting ferrule is both provided with for connecting the several of circuit board
The both ends of connection sheet, the cutting ferrule are both provided with opening, and circuit board is embedded in cutting ferrule from opening described in side and and connection sheet
It is connected；Several tie points are provided on the circuit board, and the tie point is welded and fixed with corresponding connection sheet.
By using above-mentioned technical proposal, tie point is welded and fixed with corresponding connection sheet by scolding tin, to complete electricity
The fixation of road plate and cutting ferrule；And circuit board can be directly embedded into cutting ferrule from opening and be abutted against with connection sheet, mounting structure is simple.
The utility model is further arranged to：The connection sheet is fixed with cutting ferrule injection molding.
By using above-mentioned technical proposal, connection sheet is fixed with cutting ferrule injection molding, to complete the fixation of connection sheet, note
Molding fixed form is moulded to be conducive to improve the connective stability between connection sheet and cutting ferrule.
The utility model is further arranged to：The connection sheet is set as L-type structure, and the connection sheet includes to be used for
The cutting ferrule interconnecting piece being connected with cutting ferrule and the circuit board interconnecting piece for being connected with circuit board, the cutting ferrule interconnecting piece are perpendicular
It is straight to be arranged and fixed with cutting ferrule injection molding, and the circuit board interconnecting piece is horizontally disposed and solid with corresponding connection spot welding
It is fixed.
By using above-mentioned technical proposal, connection sheet is solid by the cutting ferrule interconnecting piece being vertically arranged and cutting ferrule injection molding
It is fixed, and connection sheet is welded and fixed by horizontally disposed circuit board interconnecting piece with tie point, circuit board interconnecting piece is horizontally disposed, just
It carries out being welded and fixed operation in user.
The utility model is further arranged to：The connection sheet of the cutting ferrule both sides is made of electrically conductive material, and the card
The connection sheet of set side extends and forms the first connecting terminal straight up；The cutting ferrule other side is provided with and the side connection sheet
The clamping piece being used cooperatively, and the clamping piece constitutes the second connecting terminal with the side connection sheet.
By using above-mentioned technical proposal, circuit board passes through the first connecting terminal of both sides and the second connecting terminal and execution
Element is connected, and the connection structure of the first connecting terminal of both sides and the second connecting terminal is different, that is, reaches and physical cabling
The compatible purpose of mode.
The utility model is further arranged to：Mounting plate is folded between the fixed seat and pressing plate, the clamping piece is set
It is placed on mounting plate, and the clamping piece is fixed with installation plate injection moulding.
By using above-mentioned technical proposal, clamping piece is fixedly connected by way of injection molding with mounting plate, and pressing plate
Mounting plate is gripped with fixed seat, to complete the installation exercise of clamping piece, mounting means is simple.
The utility model is further arranged to：The cutting ferrule includes the limit being fitted for the cell wall with mounting groove
Position portion and mounting portion for connection sheet to be arranged, the limiting section are set as arc-shaped edges, and the mounting portion is set as straight line.
By using above-mentioned technical proposal, the limiting section of cutting ferrule is set as arc structure, then cutting ferrule can by limiting section with
The inner wall of mounting groove abuts against, and is shaken to achieve the purpose that positioning and limit cutting ferrule；And the mounting portion of cutting ferrule is set as straight line
Structure, in order to be fixed with connection sheet injection molding.
The utility model is further arranged to：The cell wall of the mounting groove is circumferentially provided with several fixed seats along it,
And the pressing plate is detachably connected by bolt and fixed seat.
By using above-mentioned technical proposal, connection is worn by bolt between pressing plate and fixed seat, to realize pressing plate with
Being detachably connected between fixed seat.
The utility model is further arranged to：The pressing plate includes that three pressing plates for being connected with fixed seat are connect
Portion, its circumferencial direction of the cell wall upper edge of the mounting groove are evenly arranged with four fixed seats, and the three pressing plate coupling parts
It is not connected with arbitrary three fixed seat in four fixed seats.
By using above-mentioned technical proposal, three pressing plate interconnecting pieces are detachably connected with corresponding fixed seat by bolt respectively
It connects, i.e., the fixed form felt relieved using triangle achievees the purpose that fixation clip, is conducive to improve stability；And the inner wall of mounting groove
Four fixed seats are uniformly arranged, increases a fixed seat more, is adjusted convenient for user and installation exercise.
The utility model is further arranged to：The intercommunicating pore for heat dissipation is offered on the pedestal.
By using above-mentioned technical proposal, the intercommunicating pore opened up on pedestal plays the role of heat dissipation.
In conclusion the utility model has the advantages that：
One：Circuit board is embedded in cutting ferrule, and circuit board is welded and fixed by tie point with corresponding connection sheet, then
Cutting ferrule and circuit board are integrally positioned on pedestal, then pressing plate is installed, pressing plate is detachably connected by bolt and fixed seat, and
Pressing plate matches with pedestal and grips cutting ferrule, to achieve the purpose that fixing circuit board；
Secondly：Cutting ferrule is gripped using pedestal and pressing plate, and circuit board is fixedly connected by welding with cutting ferrule,
I.e. circuit board is not in contact with pedestal and pressing plate, to achieve the purpose that protection circuit plates.
Description of the drawings
Fig. 1 is a kind of general structure schematic diagram of brushless motor circuit board mounting structure；
Fig. 2 is primarily used for the internal structure schematic diagram of displaying mounting groove；
Fig. 3 is the attachment structure schematic diagram between mounting plate, circuit board and cutting ferrule；
Fig. 4 is the structural schematic diagram of cutting ferrule.
Reference numeral：1, brushless motor rear end cap；11, mounting groove；12, pedestal；121, intercommunicating pore；13, fixed seat；2, electric
Road plate；21, tie point；3, cutting ferrule；31, limiting section；32, mounting portion；33, connection sheet；331, cutting ferrule interconnecting piece；332, circuit board
Interconnecting piece；34, it is open；4, pressing plate；41, pressing plate interconnecting piece；5, mounting plate；6, the first connecting terminal；7, clamping piece；8, it second connects
Line terminals.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
In conjunction with shown in Fig. 1 and Fig. 2, a kind of brushless motor circuit board mounting structure includes to be opened in brushless motor rear end
Mounting groove 11 on lid 1 is provided with pedestal 12 in mounting groove 11, the intercommunicating pore 121 for heat dissipation is offered on pedestal 12；In conjunction with
Shown in Fig. 3, cutting ferrule 3 is arranged with outside circuit board 2, circuit board 2 can be embedded in cutting ferrule 3 and be positioned on pedestal 12 by user.
Fixed seat 13 is provided on the inner wall of mounting groove 11, and fixed seat 13 is detachably connected the pressing plate 4 for being useful for fixing card set 3, pressure
Plate 4 is horizontally disposed, and user can grip cutting ferrule 3 by pressing plate 4 and pedestal 12, and then achieve the purpose that fixing circuit board 2.
As shown in figure 3, above-mentioned cutting ferrule 3 include two limiting sections 31 for being fitted with the cell wall of mounting groove 11 with
And two mounting portions 32 for connecting circuit board 2, two limiting sections 31 are the arc-shaped edges being oppositely arranged, two mounting portions 32 are opposite set
The straight line set, i.e. limiting section 31 and mounting portion 32 alternately constitute complete cutting ferrule 3.In conjunction with shown in Fig. 4, the both ends of cutting ferrule 3 are equal
It is provided with opening 34, circuit board 2 can be embedded from a side opening 34 and be fixed in cutting ferrule 3 by user.In conjunction with shown in Fig. 1, electricity
Road plate 2 is positioned over after being connected with cutting ferrule 3 by mounting portion 32 in mounting groove 11, and two limiting sections 31 are connected to mounting groove 11
Cell wall plays the role of positioning.
As shown in figure 3, being both provided with the connection sheet 33 for connecting circuit board 2 on two mounting portions 32 of above-mentioned cutting ferrule 3, even
Contact pin 33 is set as L-type structure and is fixed with 32 injection molding of corresponding mounting portion, and is provided with tie point on circuit board 2
21, tie point 21 is welded and fixed with corresponding connection sheet 33 by scolding tin, is made to complete cutting ferrule 3 and the connection of circuit board 2
Industry.In conjunction with shown in Fig. 4, connection sheet 33 includes cutting ferrule interconnecting piece 331 for being connected with cutting ferrule 3 and is used for and circuit board
The 2 circuit board interconnecting pieces 332 being connected, i.e. cutting ferrule interconnecting piece 331 constitute above-mentioned L-type structure, cutting ferrule with circuit board interconnecting piece 332
Interconnecting piece 331 is vertically arranged and is fixed with 32 injection molding of corresponding mounting portion, circuit board interconnecting piece 332 it is horizontally disposed and with
Corresponding tie point 21 is welded and fixed.
As shown in figure 3, above-mentioned connection sheet 33 is made of electrically conductive material, three are provided on the mounting portion 32 of 3 side of cutting ferrule
A connection sheet 33, and the connection sheet 33 of the side extends and forms the first connecting terminal 6 straight up；The installation of 3 other side of cutting ferrule
There are four connection sheets 33 for setting in portion 32, and four clamping pieces being used cooperatively with the side connection sheet 33 are provided in mounting groove 11
7, clamping piece 7 constitutes the second connecting terminal 8 with corresponding connection sheet 33.Peace is folded between above-mentioned fixed seat 13 and pressing plate 4
Loading board 5, and clamping piece 7 is set on mounting plate 5 and is fixed with 5 injection molding of mounting plate.
In order to realize purpose that the cell wall of pressing plate 4 and mounting groove 11 is detachably connected, in conjunction with shown in Fig. 1 and Fig. 2, above-mentioned peace
The cell wall of tankage 11 is uniformly arranged along its circumferential direction there are four fixed seat 13, and pressing plate 4 includes for being connected with fixed seat 13
Three pressing plate interconnecting pieces 41, and three pressing plate interconnecting pieces 41 are connected with arbitrary three fixed seats 13 in four fixed seats 13 respectively, and
A remaining fixed seat 13 coordinates fixed mounting plate 5 with adjacent fixed seat 13.
The utility model is further elaborated with reference to specific action：
For the cutting ferrule interconnecting piece 331 of connection sheet 33 with after 3 injection molding of cutting ferrule, user is embedding from a side opening by circuit board 2
Enter in cutting ferrule 3, and the tie point 21 on circuit board 2 is welded and fixed connection with corresponding circuit board interconnecting piece 332 by scolding tin；
The cutting ferrule 3 being integrally formed and circuit board 2 are positioned on the pedestal 12 in mounting groove 11 by user again, then by pressing plate 4 with
Pedestal 12, which matches, grips cutting ferrule 3, and pressing plate 4 is worn with corresponding fixed seat 13 by bolt by pressing plate interconnecting piece 41
It is connected and fixed, and then achievees the purpose that fixing circuit board 2.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but
As long as all being protected by Patent Law in the right of the utility model.
Claims (10)
1. a kind of brushless motor circuit board mounting structure includes to be opened in brushless motor rear end cap（1）On mounting groove（11）,
It is characterized in that：The mounting groove（11）Inside it is provided with pedestal（12）, circuit board（2）It is arranged with cutting ferrule outside（3）, it is embedded with circuit
Plate（2）The cutting ferrule（3）It is set to pedestal（12）On；The mounting groove（11）Inner wall on be provided with fixed seat（13）, institute
State fixed seat（13）It is detachably connected and is useful for fixing card set（3）Pressing plate（4）, and it is embedded with circuit board（2）The cutting ferrule
（3）It is located in pedestal（12）With pressing plate（4）Between.
2. a kind of brushless motor circuit board mounting structure according to claim 1, it is characterised in that：The cutting ferrule（3）'s
Opposite sides is both provided with for connecting circuit board（2）Several connection sheets（33）, the cutting ferrule（3）Both ends be both provided with out
Mouthful（34）, circuit board（2）From being open described in side（34）It is embedded at cutting ferrule（3）Interior and and connection sheet（33）It is connected；The electricity
Road plate（2）On be provided with several tie points（21）, and the tie point（21）With corresponding connection sheet（33）It is welded and fixed.
3. a kind of brushless motor circuit board mounting structure according to claim 2, it is characterised in that：The connection sheet（33）
With cutting ferrule（3）Injection molding is fixed.
4. a kind of brushless motor circuit board mounting structure according to claim 2, it is characterised in that：The connection sheet（33）
It is set as L-type structure, and the connection sheet（33）Include to be used for and cutting ferrule（3）The cutting ferrule interconnecting piece being connected（331）And
For with circuit board（2）The circuit board interconnecting piece being connected（332）, the cutting ferrule interconnecting piece（331）Be vertically arranged and and cutting ferrule
（3）Injection molding is fixed, and the circuit board interconnecting piece（332）It is horizontally disposed and with corresponding tie point（21）Welding is solid
It is fixed.
5. a kind of brushless motor circuit board mounting structure according to claim 4, it is characterised in that：The cutting ferrule（3）Two
The connection sheet of side（33）It is made of electrically conductive material, and the cutting ferrule（3）The connection sheet of side（33）Extend simultaneously shape straight up
At the first connecting terminal（6）；The cutting ferrule（3）The other side is provided with and the side connection sheet（33）The clamping piece being used cooperatively（7）,
And the clamping piece（7）With the side connection sheet（33）Constitute the second connecting terminal（8）.
6. a kind of brushless motor circuit board mounting structure according to claim 5, it is characterised in that：The fixed seat（13）
With pressing plate（4）Between be folded with mounting plate（5）, the clamping piece（7）It is set to mounting plate（5）On, and the clamping piece（7）With
Mounting plate（5）Injection molding is fixed.
7. a kind of brushless motor circuit board mounting structure according to claim 2-6 any one, it is characterised in that：It is described
Cutting ferrule（3）Include to be used for and mounting groove（11）The limiting section that is fitted of cell wall（31）And for connection sheet to be arranged
（33）Mounting portion（32）, the limiting section（31）It is set as arc-shaped edges, the mounting portion（32）It is set as straight line.
8. a kind of brushless motor circuit board mounting structure according to claim 1, it is characterised in that：The mounting groove（11）
Cell wall be circumferentially provided with several fixed seats along it（13）, and the pressing plate（4）Pass through bolt and fixed seat（13）It is removable
Unload connection.
9. a kind of brushless motor circuit board mounting structure according to claim 8, it is characterised in that：The pressing plate（4）Packet
It includes and is useful for and fixed seat（13）Three pressing plate interconnecting pieces being connected（41）, the mounting groove（11）Its circumference side of cell wall upper edge
To being evenly arranged with four fixed seats（13）, and the three pressing plate interconnecting pieces（41）Respectively with four fixed seats（13）In it is arbitrary
Three fixed seats（13）It is connected.
10. a kind of brushless motor circuit board mounting structure according to claim 1, it is characterised in that：The pedestal（12）
On offer intercommunicating pore for heat dissipation（121）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820231212.4U CN207977857U (en) | 2018-02-08 | 2018-02-08 | A kind of brushless motor circuit board mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820231212.4U CN207977857U (en) | 2018-02-08 | 2018-02-08 | A kind of brushless motor circuit board mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207977857U true CN207977857U (en) | 2018-10-16 |
Family
ID=63767369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820231212.4U Active CN207977857U (en) | 2018-02-08 | 2018-02-08 | A kind of brushless motor circuit board mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207977857U (en) |
-
2018
- 2018-02-08 CN CN201820231212.4U patent/CN207977857U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |