CN206894399U - A kind of permanent magnet DC motor - Google Patents
A kind of permanent magnet DC motor Download PDFInfo
- Publication number
- CN206894399U CN206894399U CN201720708332.4U CN201720708332U CN206894399U CN 206894399 U CN206894399 U CN 206894399U CN 201720708332 U CN201720708332 U CN 201720708332U CN 206894399 U CN206894399 U CN 206894399U
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- bearing bracket
- permanent magnet
- top cover
- drive end
- casing
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Abstract
The utility model discloses a kind of permanent magnet DC motor, the installation scope of application for solving permanent magnet DC motor of the prior art is smaller.Its drip irrigation device is a kind of permanent magnet DC motor, including casing ontology, one end of the casing ontology is the casing top cover being wholely set with casing ontology, the casing ontology is provided with the drive end bearing bracket being fixed on casing top cover, circumferencial direction of the drive end bearing bracket along drive end bearing bracket is provided with some waist-shaped holes of radial arrangement, end face of the drive end bearing bracket away from casing top cover is being provided with slippage slot is provided with waist-shaped hole and is arranged in slippage slot slipping block, installation is provided with the slipping block, the bottom surface of the slippage slot is provided with the first friction double wedge, the slipping block is provided with the second friction double wedge that can be meshed with the first friction double wedge with the end face that the bottom surface of slippage slot is affixed, the mounting hole of the permanent magnet DC motor can be adjusted, improve the installation scope of application of permanent magnet DC motor.
Description
Technical field
Machine field is the utility model is related to, more particularly to a kind of permanent magnet DC motor.
Background technology
Permanent magnet DC motor is according to there is brushless to be divided into permanent-magnet brushless DC electric machine and permanent magnet brush direct current generator, forever
Magnetic direct current generator is a kind of direct current generator that magnetic field is established using permanent magnet.Permanent magnet DC motor is widely used in various fields
In, such as automotive field, field of portable electronic apparatus, aviation field etc..
Authorization Notice No. is that CN205986413U utility model discloses the motor case of one kind of multiple mounting means, main
To include housing, rear end cap and the different drive end bearing bracket of three shape specifications, the rear end cap and be fixed on the rear end of housing, institute
State the first drive end bearing bracket and be fixed on housing forward end, offer axis hole, connector loop and four connecting screw holes on the first drive end bearing bracket, before second
Separated on end cap, the 3rd drive end bearing bracket provided with a convergence hole and connecting screw hole, the connector loop insertion second on the first drive end bearing bracket
During the convergence hole of the drive end bearing bracket of drive end bearing bracket/the 3rd, the drive end bearing bracket of each connecting screw hole and the second drive end bearing bracket on the first drive end bearing bracket/the 3rd
Each connecting screw hole face one by one.
But the permanent magnet DC motor with above-mentioned electric machine casing, in installation process, the installation for different distance is led to
Hole is, it is necessary to change drive end bearing bracket, and the distance between mounting hole on each drive end bearing bracket is fixed, can not be made according to user
It is modified, can be made troubles to the use of user with demand.
Utility model content
The purpose of this utility model is to provide a kind of permanent magnet DC motor, and the mounting hole of the permanent magnet DC motor can enter
Row regulation, improve the installation scope of application of permanent magnet DC motor.
To solve the above problems, the utility model provides a kind of permanent magnet DC motor, including casing ontology, the casing sheet
Body one end is provided with opening and the rear end cap for covering opening, and the other end of the casing ontology is integrally to be set with casing ontology
The casing top cover put, the casing ontology is additionally provided with the drive end bearing bracket being fixed on by fixing screws on casing top cover, described
Circumferencial direction of the drive end bearing bracket along drive end bearing bracket is provided with some waist-shaped holes of radial arrangement, end of the drive end bearing bracket away from casing top cover
Face is being provided with slippage slot is provided with waist-shaped hole and is arranged in slippage slot slipping block, and peace is provided with the slipping block
Dress, the bottom surface of the slippage slot are provided with the first friction double wedge, and the end face that the bottom surface of the slipping block and slippage slot is affixed is set
There is the second friction double wedge that can be meshed with the first friction double wedge.
By using above-mentioned technical proposal, when carrying out the installation of above-mentioned permanent magnet DC motor, can be slid by mobile
Position of the block in slippage slot, you can to adjust the position of mounting hole, the installation for improving the permanent magnet DC motor is applicable model
Enclose.Simultaneously by the cooperation of slipping block and slippage slot, it can effectively strengthen permanent magnet DC motor and for fixing DC
Bonding strength between the screw of motor, under the cooperation of slipping block and mounting hole, screw is not susceptible to topple over phenomenon, improves forever
The installation fixing intensity of magnetic direct current generator.Meanwhile the second friction double wedge on the first friction double wedge and slipping block on slippage slot
Setting, after the completion of permanent magnet DC motor installation is fixed, the first friction double wedge and the second friction double wedge intermeshing, Neng Gouyou
Prevent slipping block from being slid in slippage slot to effect, improve the installation fixing intensity of permanent magnet DC motor.
As further improvement of the utility model, the casing top cover is provided with some Blind locating holes to cave inward,
The drive end bearing bracket is provided with the locating convex block in some embedded Blind locating holes with the end face that casing top cover is affixed.
By using above-mentioned technical proposal, the setting of the locating convex block on Blind locating holes and drive end bearing bracket on casing top cover,
The bonding strength of casing top cover and drive end bearing bracket can be strengthened, both is not susceptible to circumferential mutual rotation, meanwhile, it is also convenient for
Screw fixes casing top cover and drive end bearing bracket.
As further improvement of the utility model, the casing top cover is circumferentially uniform by the center of circle of the center of casing top cover
Some fixing threaded holes are provided with, are provided with the drive end bearing bracket and the one-to-one fixed via of fixing threaded hole, the fixed spiral shell
Nail through being engaged with fixing threaded hole after fixed via, the Blind locating holes be arranged between adjacent fixing threaded hole and with it is adjacent solid
The angle determined between screw is identical.
By using above-mentioned technical proposal, fixing threaded hole and Blind locating holes use above-mentioned arrangement side on casing top cover
Formula, the cooperation intensity of casing top cover and drive end bearing bracket can be effectively improved.
As further improvement of the utility model, the casing top cover is also set up between fixing threaded hole and Blind locating holes
There is the first thermovent, the drive end bearing bracket is provided with and one-to-one second thermovent of the first thermovent.
By using above-mentioned technical proposal, it is straight that the setting of the first thermovent and the second thermovent can effectively improve permanent magnetism
Flow the heat dispersion of motor.
As further improvement of the utility model, the center of the casing top cover is additionally provided with bearing block and is installed on
Bearing in bearing block, the drive end bearing bracket are additionally provided with the convergence hole for bearing block insertion.
By using above-mentioned technical proposal, the setting of bearing can enable the operation of permanent magnet DC motor more steady,
The setting of bearing block and convergence hole can effectively improve the cooperation intensity of casing top cover and drive end bearing bracket simultaneously, improve casing top
Cover the limitation intensity moved radially to drive end bearing bracket.
As further improvement of the utility model, end face of the slipping block away from slippage slot is provided with form friction pattern.
By using above-mentioned technical proposal, the form friction pattern set on slipping block can effectively improve slipping block and be used for
Coefficient of friction between the end face of permanent magnet DC motor is installed, i.e. slipping block is not easy to slide on the end face, that is, improved
The fixed installation intensity of permanent magnet DC motor.
As further improvement of the utility model, the casing ontology is provided with for rear end cap installation and and rear end cap in opening
The installation annular groove of interference fit, what the casing ontology was additionally provided with fold inward at the edge of opening and compressed rear end cap
Turning tooth.
By using above-mentioned technical proposal, the mounting structure between rear end cap and casing ontology, simple in construction, installation side
Just, while casing ontology is higher to the fixing intensity of rear end cap, and rear end cap is not easy to fall off from casing ontology.
In summary, the utility model has the advantages that：
1st, the casing ontology in permanent magnet DC motor set by setting drive end bearing bracket, in drive end bearing bracket waist-shaped hole, slippage slot with
And the slipping block that can be slid in slippage slot, and the second friction double wedge in slipping block can rub with first in slippage slot
Wiping double wedge can be intermeshed, and form friction pattern is additionally provided with slipping block, the installation that said structure improves permanent magnet DC motor is fitted
With scope, while said structure is simple, and easy for installation, installation strength is higher；
2nd, the cooperation of the locating convex block of the Blind locating holes of casing top cover and drive end bearing bracket, the cooperation of bearing block and convergence hole, on
The bonding strength that structure strengthens drive end bearing bracket and casing top cover is stated, is that both connections are relatively reliable firmly.
Brief description of the drawings
Fig. 1 is the structural representation of permanent magnet DC motor；
Fig. 2 is the exploded perspective view that permanent magnet DC motor is fitted without drive end bearing bracket；
Fig. 3 is the front exploded perspective view of permanent magnet DC motor；
Fig. 4 is the schematic rear view of drive end bearing bracket；
Fig. 5 is the structural representation of slipping block.
In figure：1st, casing ontology；11st, installation cavity；12nd, it is open；13rd, casing top cover；131st, bearing block；132nd, fixed spiral shell
Hole；133rd, Blind locating holes；134th, the first thermovent；The 14th, annular groove is installed；15th, turning tooth；2nd, rotor；21st, rotating shaft；22nd, iron core；23、
Winding；3rd, stator；31st, magnet steel；4th, rear end cap；5th, drive end bearing bracket；51st, convergence hole；52nd, fixed via；53rd, locating convex block；54th,
Two thermovents；55th, waist-shaped hole；56th, slippage slot；57th, the first friction double wedge；6th, bearing；7th, fixing screws；8th, slipping block；81st, pacify
Fill hole；82nd, the second friction double wedge；83rd, form friction pattern.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in Figure 1, Figure 2 and Figure 3, a kind of permanent magnet DC motor, mainly include casing ontology 1, be arranged at casing ontology 1
Interior rotor 2 and stator 3.Wherein rotor 2 includes rotating shaft 21, the iron core 22 that is sheathed in rotating shaft 21 and around being located on iron core 22
Winding 23, stator 3 mainly includes being arranged in casing ontology 1 and being fixed on two blocks of magnet steel 31 of the inwall of casing ontology 1.
Wherein, casing ontology 1 is made up of magnetic metal, and the peace for rotor 2 and the installation of stator 3 is provided with casing ontology 1
It behave affectedly 11, the one end of casing ontology 1 is provided with opening 12 and the rear end cap 4 for covering opening 12, the other end of casing ontology 1 are
The casing top cover 13 being wholely set with casing ontology 1, casing ontology 1 are additionally provided with the drive end bearing bracket 5 being fixed on casing top cover 1.
In the present embodiment, drive end bearing bracket 5 is discoid metallic plate.
As shown in Figures 2 and 3, outwardly bearing block 131, bearing block 131 are provided with the center of casing top cover 13
In be provided with rotating shaft 21 cooperate bearing 6.Drive end bearing bracket 5 is provided with the convergence hole 51 being embedded in for bearing block 131.Pass through axle
The cooperation of bearing 131 and convergence hole 51, drive end bearing bracket 5 can be tentatively fixed on casing top cover 13.
Casing top cover 13 is circumferentially evenly arranged with some fixing threaded holes 132, front end using the center of casing top cover 13 as the center of circle
Fixed via 52 one-to-one with fixing threaded hole 132 is provided with lid 5, drive end bearing bracket 6 is fixed on casing by fixing screws 7
On top cover 13.In the present embodiment, two fixing threaded holes 132 are provided with casing top cover 13, i.e., two are provided with drive end bearing bracket 5
The fixed via 52 corresponding with fixing threaded hole 132.
As shown in Figure 3 and Figure 4, casing top cover 13 is additionally provided with Blind locating holes 133 between adjacent fixing threaded hole 132, and
Blind locating holes 133 are identical to the circumferential angle between adjacent fixing threaded hole 132, the center of circle of Blind locating holes 133 and fixing threaded hole 132
The center of circle be respectively positioned on using the center of casing top cover 13 as on the circular arc in the center of circle.Drive end bearing bracket 5 is set with the end face that casing top cover 13 is affixed
There is the locating convex block 53 in embedded Blind locating holes 133.In the present embodiment, casing top cover 13 has two Blind locating holes 133, preceding
End cap 5 has two locating convex blocks 53.
Casing top cover 13 is additionally provided with the first thermovent 134, drive end bearing bracket 5 between fixing threaded hole 132 and Blind locating holes 133
It is provided with and 134 one-to-one second thermovent 54 of the first thermovent.In the present embodiment, casing top cover 13 is provided with four
First thermovent 134.Four the second thermovents 54 are provided with drive end bearing bracket 5.
As shown in figure 3, circumferencial direction radial arrangement of the drive end bearing bracket 5 along drive end bearing bracket 5 has some waist-shaped holes 55, drive end bearing bracket 5 is remote
The disembark end face of shell top cover 13 is provided with slippage slot 56 and the sliding being arranged in slippage slot 56 being provided with waist-shaped hole 55
Block 8, mounting hole 81 is provided with slipping block 8.In the present embodiment, four waist-shaped holes 55, and adjacent waist are provided with drive end bearing bracket 5
Circumferential angle all same between type hole 55 apart, i.e., adjacent waist-shaped hole 55 is at a distance of 90 °.
As shown in Figure 3 and Figure 5, length direction of the bottom surface of slippage slot 56 along slippage slot 56 be evenly arranged it is some vertically with
The end face that the bottom surface of first friction double wedge 57 of slippage slot 56, slipping block 8 and slippage slot 56 is affixed is provided with and can rubbed with first
Wipe the second friction double wedge 82 that double wedge 57 is meshed.Slipping block 8 is additionally provided with form friction pattern 83 in the end face away from slippage slot 56.
As depicted in figs. 1 and 2, casing ontology 1 is provided with opening 12 and installs for rear end cap 4 and match somebody with somebody with the interference of rear end cap 4
The installation annular groove 14 of conjunction, edge of the casing ontology 1 at opening 12 are additionally provided with fold inward and the turning tooth for compressing rear end cap 4
15。
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in right of the present utility model by Patent Law.
Claims (7)
1. a kind of permanent magnet DC motor, including casing ontology（1）, it is characterised in that：The casing ontology（1）One end is provided with out
Mouthful（12）And by opening（12）The rear end cap covered（4）, the casing ontology（1）The other end be and casing ontology（1）One
The casing top cover that body is set（13）, the casing ontology（1）It is additionally provided with and passes through fixing screws（7）It is fixed on casing top cover（13）
On drive end bearing bracket（5）, the drive end bearing bracket（5）Along drive end bearing bracket（5）Circumferencial direction be provided with some waist-shaped holes of radial arrangement
（55）, the drive end bearing bracket（5）Away from casing top cover（13）End face be provided with waist-shaped hole（55）Place is provided with slippage slot（56）
And it is arranged at slippage slot（56）In slipping block（8）, the slipping block（8）On be provided with mounting hole（81）, the slippage slot
（56）Bottom surface be provided with the first friction double wedge（57）, the slipping block（8）With slippage slot（56）The end face that is affixed of bottom surface set
Being equipped with can be with the first friction double wedge（57）The second friction double wedge being meshed（82）.
A kind of 2. permanent magnet DC motor according to claim 1, it is characterised in that：The casing top cover（13）If it is provided with
The dry Blind locating holes to cave inward（133）, the drive end bearing bracket（5）With casing top cover（13）The end face being affixed is provided with some insertions
Blind locating holes（133）In locating convex block（53）.
A kind of 3. permanent magnet DC motor according to claim 2, it is characterised in that：The casing top cover（13）With casing top
Lid（13）Center be circumferentially evenly arranged with some fixing threaded holes for the center of circle（132）, the drive end bearing bracket（5）On be provided with it is fixed
Screw（132）One-to-one fixed via（52）, the fixing screws（7）Through fixed via（52）Afterwards with fixing threaded hole
（132）It is engaged, the Blind locating holes（133）It is arranged at adjacent fixing threaded hole（132）Between and with adjacent fixing threaded hole（132）
Between angle it is identical.
A kind of 4. permanent magnet DC motor according to claim 3, it is characterised in that：The casing top cover（13）In fixed spiral shell
Hole（132）And Blind locating holes（133）Between be additionally provided with the first thermovent（134）, the drive end bearing bracket（5）It is provided with and is dissipated with first
Hot mouth（134）One-to-one second thermovent（54）.
A kind of 5. permanent magnet DC motor according to claim 1, it is characterised in that：The casing top cover（13）Center also
It is provided with bearing block（131）And it is installed on bearing block（131）In bearing（6）, the drive end bearing bracket（5）It is additionally provided with and supplies bearing
Seat（131）Embedded convergence hole（51）.
A kind of 6. permanent magnet DC motor according to claim 1, it is characterised in that：The slipping block（8）Away from slippage slot
（56）End face be provided with form friction pattern（83）.
A kind of 7. permanent magnet DC motor according to claim 1, it is characterised in that：The casing ontology（1）In opening
（12）It is provided with and supplies rear end cap（4）Installation and and rear end cap（4）The installation annular groove of interference fit（14）, the casing ontology（1）
In opening（12）The edge at place is additionally provided with fold inward and by rear end cap（4）The turning tooth of compression（15）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720708332.4U CN206894399U (en) | 2017-06-17 | 2017-06-17 | A kind of permanent magnet DC motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720708332.4U CN206894399U (en) | 2017-06-17 | 2017-06-17 | A kind of permanent magnet DC motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206894399U true CN206894399U (en) | 2018-01-16 |
Family
ID=61319070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720708332.4U Active CN206894399U (en) | 2017-06-17 | 2017-06-17 | A kind of permanent magnet DC motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206894399U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109149842A (en) * | 2018-08-27 | 2019-01-04 | 安徽宏远机械制造有限公司 | A kind of adjustment type electric motor end cap |
-
2017
- 2017-06-17 CN CN201720708332.4U patent/CN206894399U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109149842A (en) * | 2018-08-27 | 2019-01-04 | 安徽宏远机械制造有限公司 | A kind of adjustment type electric motor end cap |
| CN109149842B (en) * | 2018-08-27 | 2020-04-17 | 安徽宏远机械制造有限公司 | Regulation type motor end cover |
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