CN205725190U - Motor - Google Patents
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- Publication number
- CN205725190U CN205725190U CN201620649253.6U CN201620649253U CN205725190U CN 205725190 U CN205725190 U CN 205725190U CN 201620649253 U CN201620649253 U CN 201620649253U CN 205725190 U CN205725190 U CN 205725190U
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- section
- motor
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- cylindrical
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- Manufacture Of Motors, Generators (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
This utility model provides a kind of motor, including stator and the support fixing with the centre bore of stator, centre bore includes the first hole section that aperture is the first aperture and the second hole section that aperture is the second aperture, wherein, first aperture is less than the second aperture, and centre bore forms first step portion in the first hole section and the second section junction, hole；According to motor of the present utility model, by arranging first step portion in centre bore, the cylindrical portion of support fixes with first step portion, make different motors, have only to keep first step portion invariant position (length of the i.e. first hole section is constant), support is the most generally applicable, improves the versatility of support.Motor can realize the demand of different power by increasing and decreasing the length of the second hole section, thus reduce cost.
Description
Technical field
This utility model relates to machine field, in particular to a kind of motor.
Background technology
The product such as office machine and household electrical appliance inclines to miniaturization, legerity type at present.In order to meet demand, apply at these
Motor on product typically uses the mode of support fixed stator to reach the requirement making motor exquisite, light-duty.
As the Chinese patent of Application No. 201110184787.8 discloses a kind of electricity by support fixed stator
Machine, but in this motor, support needs to coordinate with the fixing of stator two ends, namely needs stator fixed part towards warpage outside footpath also
Contact ability fixed stator with back yoke unshakable in one's determination, be so unfavorable for the versatility of support, such as the power of motor to be increased, need again
Design support, thus increases manufacturing cost and the cost of labor of motor.
Utility model content
This utility model aims to provide a kind of motor improving bracket general.
This utility model provides a kind of motor, including stator and the support fixing with the centre bore of stator, centre bore bag
Including the first hole section that aperture is the first aperture and the second hole section that aperture is the second aperture, wherein, the first aperture is less than the second hole
Footpath, and centre bore is in the first hole section and formation first step portion, the second section junction, hole；
Support includes the cylindrical portion coordinated with centre bore, cylindrical portion bending at first step portion, and with first step portion
Fix.
Further, motor also includes being arranged in cylindrical portion and the first hole section, with the circumference of both restrictions circumferential position
Location structure.
Further, stator includes laminating the first punching forming the first hole section and the second punching laminating formation the second hole section
Sheet；First punching has the first centre bore that aperture is the first aperture, and circumferential positioning structure includes being arranged on the first centre bore
The locating slot at edge and the locating piece being arranged on cylindrical portion outer peripheral face.
Further, locating slot is groove, and groove has the base of convex；Locating piece is projection, and projection has
The top margin of arcs of recesses.
Further, support also includes bearing, and cylindrical portion is arranged on bearing, and bearing is formed in junction with cylindrical portion
Second step portion.
Further, cylindrical portion includes the first cylindrical section coordinated with the first hole section and the second circle coordinated with the second hole section
Cylinder section, and assembling after, the second cylindrical section bending and with the second hole section interference fit.
Further, the first cylindrical section has bearing chamber, and the first cylindrical section, bearing chamber near the end of the second cylindrical section
It is gradually increased with the internal diameter of the second cylindrical section.
Further, circumferential positioning structure is arranged on the first cylindrical section；First cylindrical section and the first hole section matched in clearance.
Further, bearing also includes leg section and the pcb board installation portion being arranged in leg section, and pcb board is installed
Portion is positioned between leg section and cylindrical portion.
Further, pcb board installation portion has multiple mounting post fixing with pcb board installation.
According to motor of the present utility model, by arranging first step portion in centre bore, the cylindrical portion of support and first
Stage portion fixes so that different motors, it is only necessary to keep first step portion invariant position (length of the i.e. first hole section is constant),
Support is the most generally applicable, improves the versatility of support.Motor can realize different power by increasing and decreasing the length of the second hole section
Demand, thus reduce cost.
Accompanying drawing explanation
The accompanying drawing of the part constituting the application is used for providing being further appreciated by of the present utility model, of the present utility model
Schematic description and description is used for explaining this utility model, is not intended that improper restriction of the present utility model.At accompanying drawing
In:
Fig. 1 is the sectional structure schematic diagram of the stator according to motor of the present utility model；
Fig. 2 is the end face structure schematic diagram of the stator according to motor of the present utility model；
Fig. 3 is the main TV structure schematic diagram of the first punching according to motor of the present utility model；
Fig. 4 is the main TV structure schematic diagram of the second punching according to motor of the present utility model；
Fig. 5 is the perspective view of the support according to motor of the present utility model；
Fig. 6 is the sectional structure schematic diagram of the support according to motor of the present utility model；
Fig. 7 is the partial enlargement structural representation of the circumferential positioning structure according to motor of the present utility model.
Description of reference numerals:
10, stator；11, the first hole section；12, the second hole section；13, the first punching；131, locating slot；14, the second punching；
20, support；21, cylindrical portion；211, locating piece；212, the first cylindrical section；213, the second cylindrical section；214, bearing chamber；22, prop up
Seat；221, leg section；222, pcb board installation portion；223, mounting post；A, first step portion；B, second step portion；
Detailed description of the invention
Describe this utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
As shown in Fig. 1, Fig. 5 and Fig. 6, according to motor of the present utility model, including stator 10 and with the centre bore of stator 10
Fixing support 20, centre bore includes the first hole section 11 that aperture is the first aperture and the second hole section that aperture is the second aperture
12, wherein, the first aperture is less than the second aperture, and centre bore forms First in the first hole section 11 and the second hole section 12 junction
Rank portion A；Support 20 includes the cylindrical portion 21 coordinated with centre bore, cylindrical portion 21 bending at first step portion A, and and First
Rank portion A fixes.I.e. this utility model is by arranging first step portion A, the cylindrical portion 21 of support 20 and First in centre bore
Rank portion A fixes so that different motors, it is only necessary to holding first step portion location A is constant, and (length of the i.e. first hole section 11 is not
Become), support 20 is that is generally applicable, improves the versatility of support 20.Motor can realize by increasing and decreasing the length of the second hole section 12
The demand of different power, thus reduce cost.
Specifically, in conjunction with Fig. 1 to shown in 4, stator 10 includes laminating the first punching 13 forming the first hole section 11 and laminating
Form the second punching 14 of the second hole section 12, by increasing and decreasing the quantity of the second punching 14, stator 10 core length can be realized
Flexible and changeable, meet the requirement of motor different capacity, and can reality without changing support 20.I.e. keep the first hole section 11
Length is constant, in the case of the length increase and decrease of the second hole section 12 realizes not changing support 20, it is achieved the different capacity of motor is wanted
Ask.
Shown in Fig. 5 and Fig. 6, support 20 also includes that bearing 22, cylindrical portion 21 are arranged on bearing 22, and bearing 22 with
Cylindrical portion 21 forms the end abutment of second step portion B, second step portion B and stator 10 (the first hole section 11) in junction, joins
Close cylindrical portion 21 to fix with the A bending of first step portion at first step portion A, it is achieved stator 10 is fixed with bearing 22.
Further, cylindrical portion 21 includes the first cylindrical section 212 coordinated with the first hole section 11 and joins with the second hole section 12
The second cylindrical section 213 closed, during assembling, by the second cylindrical section 213 bending, so that the second cylindrical section 213 and the second hole
Section 12 interference fit, strengthen the connection reliability of stator 10 and support 20 further.
As shown in Figure 5 and Figure 6, the first cylindrical section 212 has bearing chamber 214, and near the end of the second cylindrical section 213
The internal diameter of one cylindrical section 212, bearing chamber 214 and the second cylindrical section 213 is gradually increased；On the one hand, it is possible to achieve at the first cylinder
Section forms step at the bearing chamber 214 within 212, thus positions bearing；On the other hand, the wall thickness of the second cylindrical section 213 is
Thin, it is simple to the second cylindrical section 213 bending during assembling, it is achieved with the interference fit of the second hole section 12；And two cylindrical sections and bearing
End forms thickness difference, it is possible to during avoiding, Stress Transfer causes bearing chamber 214 to deform, and affects bearing and installs.
Preferably, the first cylindrical section 212 and the first hole section 11 matched in clearance, thus ensure within the first cylindrical section 212
Bearing chamber 214 will not be deformed by external force, is further ensured that the assembly precision of bearing chamber 214.
Shown in Fig. 1 and Fig. 2, motor also includes being arranged in cylindrical portion 21 and the first hole section 11, with both restrictions week
To the circumferential positioning structure of position, thus solve determiner 10 and the most wrongly installed problem of support 20, improve reliability,
It also is able to efficiency of assembling.
Specifically, as it is shown on figure 3, the first punching 13 has the first centre bore that aperture is the first aperture, circumferentially positioned knot
Structure includes the locating slot 131 being arranged on the edge of the first centre bore and the locating piece 211 being arranged on cylindrical portion 21 outer peripheral face, dress
Timing, locating slot 131 and hole, location cooperate spacing, thus it is spacing with the circumference of support 20 to realize stator 10, it is to avoid circumference
Dislocation.It addition, during assembling, the two ends of stator 10 are the most dramatically different, it is simple to distinguish, thus coordinate when preventing assembling and make mistakes.More
Body ground, locating piece 211 is provided on the first cylindrical section 212 that the first hole section 11 coordinates, and as required, locating piece 211 is permissible
The first cylindrical section 212 is run through, it is also possible to the simply part of the first cylindrical section 212 on along its length.
Preferably, shown in Fig. 7, locating slot 131 is groove, and groove has the base of convex；Locating piece 211 is
Projection, and projection has the top margin of arcs of recesses.By groove and projection, convex cooperates with arcs of recesses, on the one hand energy
Enough formation is the most spacing, improves reliability；On the other hand, convex and arcs of recesses also have the effect of automatic alignment, and it is fixed to improve
Position accuracy；Another further aspect, by arranging the base of convex at bottom portion of groove, it is possible to reduces stator 10 iron core reduction, fall
The low impact on stator 10 magnetic flux.Certainly, locating piece 211 and locating slot 131 it can also be provided that other shapes cooperated,
Such as arc groove and arc bump etc..
Shown in Fig. 5 and Fig. 6, bearing 22 also includes leg section 221 and the pcb board peace being arranged in leg section 221
Dress portion 222, and pcb board installation portion 222 is between leg section 221 and cylindrical portion 21, i.e. by being collected by pcb board installation portion 222
Become on support 20, thus be no longer necessary to individually arrange part assembling pcb board, thus prevent from reducing part so that be whole
Individual motor can smallerization, exquisitenessization.Specifically, pcb board installation portion 222 has multiple peace fixing with pcb board installation
Dress post 223, mounting post 223 can be fixed with pcb board by the way of pressing.Preferably, mounting post 223 is the most non-
It is evenly arranged, can realize circumferentially positioned while realizing installing, thus avoid pcb board and stator 10 to assemble mistake in the circumferential
Position.It is of course also possible to by the most uniform for mounting post 223, and it be separately provided locating dowel and realize preventing arranged in dislocation.
As can be seen from the above description, this utility model the above embodiments achieve following technique effect:
According to motor of the present utility model, by arranging first step portion A in centre bore, the cylindrical portion of support 20 21 with
First step portion A fixes so that different motors, it is only necessary to keep the first step portion constant (length of the i.e. first hole section 11 of location A
Spend constant), support 20 is that is generally applicable, improves the versatility of support 20.Motor can come by increasing and decreasing the length of the second hole section 12
Realize the demand of different power, thus reduce cost.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for this
For the technical staff in field, this utility model can have various modifications and variations.All in spirit of the present utility model and principle
Within, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.
Claims (10)
1. a motor, including stator (10) and the support (20) fixing with the centre bore of described stator (10), it is characterised in that
Described centre bore includes the first hole section (11) that aperture is the first aperture and the second hole section (12) that aperture is the second aperture, its
In, the first aperture is less than the second aperture, and described centre bore is in the first hole section (11) and the second hole section (12) junction formation the
One stage portion (A)；
Described support (20) includes the cylindrical portion (21) coordinated with described centre bore, and described cylindrical portion (21) is at described first step
Portion (A) place's bending, and fix with described first step portion (A).
Motor the most according to claim 1, it is characterised in that
Described motor also includes being arranged in described cylindrical portion (21) and described first hole section (11), with both restrictions circumferential position
Circumferential positioning structure.
Motor the most according to claim 2, it is characterised in that
Described stator (10) includes laminating and forms first punching (13) of described first hole section (11) and laminate formation described second
Second punching (14) of hole section (12)；
Described first punching (13) has the first centre bore that aperture is the first aperture, and described circumferential positioning structure includes being arranged on
The locating slot (131) at the edge of described first centre bore and the locating piece (211) being arranged on described cylindrical portion (21) outer peripheral face.
Motor the most according to claim 3, it is characterised in that
Described locating slot (131) is groove, and described groove has the base of convex；
Described locating piece (211) is projection, and described projection has the top margin of arcs of recesses.
5. according to the motor according to any one of claim 2 to 4, it is characterised in that
Described support (20) also includes bearing (22), and described cylindrical portion (21) is arranged on described bearing (22), and described bearing
(22) with described cylindrical portion (21) in junction formation second step portion (B).
Motor the most according to claim 5, it is characterised in that
Described cylindrical portion (21) include the first cylindrical section (212) of coordinating with described first hole section (11) and with described second hole section
(12) the second cylindrical section (213) coordinated, and assembling after, described second cylindrical section (213) bending and with described second hole section
(12) interference fit.
Motor the most according to claim 6, it is characterised in that
Described first cylindrical section (212) has a bearing chamber (214) near the end of described second cylindrical section (213), and described the
The internal diameter of one cylindrical section (212), bearing chamber (214) and the second cylindrical section (213) is gradually increased.
Motor the most according to claim 7, it is characterised in that
Described circumferential positioning structure is arranged on described first cylindrical section (212)；
Described first cylindrical section (212) and described first hole section (11) matched in clearance.
Motor the most according to claim 5, it is characterised in that
Leg section (221) and the pcb board installation portion being arranged in described leg section (221) is also included on described bearing (22)
, and described pcb board installation portion (222) is positioned between described leg section (221) and described cylindrical portion (21) (222).
Motor the most according to claim 9, it is characterised in that
There is on described pcb board installation portion (222) multiple mounting post (223) fixing with pcb board installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620649253.6U CN205725190U (en) | 2016-06-23 | 2016-06-23 | Motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620649253.6U CN205725190U (en) | 2016-06-23 | 2016-06-23 | Motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205725190U true CN205725190U (en) | 2016-11-23 |
Family
ID=57318208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620649253.6U Expired - Fee Related CN205725190U (en) | 2016-06-23 | 2016-06-23 | Motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205725190U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111725937A (en) * | 2019-03-21 | 2020-09-29 | 佛山市威灵洗涤电机制造有限公司 | Motor end cover and motor |
-
2016
- 2016-06-23 CN CN201620649253.6U patent/CN205725190U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111725937A (en) * | 2019-03-21 | 2020-09-29 | 佛山市威灵洗涤电机制造有限公司 | Motor end cover and motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161123 Termination date: 20210623 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |