CN206894375U - The micro machine that a kind of anti-stator loosens - Google Patents
The micro machine that a kind of anti-stator loosens Download PDFInfo
- Publication number
- CN206894375U CN206894375U CN201720692012.4U CN201720692012U CN206894375U CN 206894375 U CN206894375 U CN 206894375U CN 201720692012 U CN201720692012 U CN 201720692012U CN 206894375 U CN206894375 U CN 206894375U
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- China
- Prior art keywords
- electric machine
- machine casing
- magnet steel
- loosens
- stator
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- Motor Or Generator Frames (AREA)
Abstract
The utility model discloses the micro machine that a kind of anti-stator loosens, and solves in the prior art the problem of glue fixes magnet steel, causes magnet steel to loosen because of the failure of glue.Its drip irrigation device is the micro machine that a kind of anti-stator loosens, including electric machine casing and it is multiple be installed on the inside of electric machine casing to form the magnet steel of stator, the end face of the electric machine casing is provided with multiple directions from outside to inside and formed through belling to contradict the positioning convex column of magnet steel side wall；In the retainer ring that conflict magnet steel top surface is provided with the electric machine casing, wearing the sidewall of motor housing and retainer ring has the positioning plug-in unit moved axially for limiting magnet steel, the fixed structure for compressing magnet steel is reached on electric machine casing and has been provided with electric machine casing, so as to limit the purpose of magnet steel loosening.
Description
Technical field
Machine field is the utility model is related to, in particular, is related to the micro machine that a kind of anti-stator loosens.
Background technology
With the extensive use of permanent magnet DC motor, the conventionally employed glue of magnet steel that stator is formed in permanent magnet DC motor is consolidated
Due to the magnetic in electric machine casing, recycling magnet steel so that on the absorption electric machine casing that magnet steel typically can be tightly, but due to electricity
The increasing of the severe and operating time of machine working environment, such as when being worked under hot environment, the sticking strength of glue can decline；
The larger rainy weather of humidity and rainy day have water or moisture to enter unavoidably when working, motor case can get rusty, get rusty in the course of time
Iron rust expanded between magnet steel and electric machine casing, strut magnet steel, these all can cause glue to lose due effect, only rely on
Magnetic force by magnet steel adsorb on electric machine casing, jolt and the percussion of rotor field power under, magnet steel will shift even
Come off, cause the hydraulic performance decline of motor or even crash.Therefore it is badly in need of a kind of knot of the new middle fixed magnet steel that solves the above problems
Structure.
Utility model content
The purpose of this utility model is to provide the micro machine that a kind of anti-stator loosens, on electric machine casing and in electric machine casing
The fixed structure for compressing magnet steel is provided with, is loosened so as to limit magnet steel.
Above-mentioned technical purpose of the present utility model technical scheme is that：What a kind of anti-stator loosened
Micro machine, including electric machine casing and multiple be installed on the inside of electric machine casing to form the magnet steel of stator, the end of the electric machine casing
Face is provided with multiple directions from outside to inside and formed through belling to contradict the positioning convex column of magnet steel side wall；Pacify in the electric machine casing
Equipped with the retainer ring for contradicting magnet steel top surface, wearing the sidewall of motor housing and retainer ring has for limiting magnet steel axial movement
Position plug-in unit.
By using above-mentioned technical proposal, the magnet steel composition stator in electric machine casing, the important member as motor
Part, positioning convex column is set on the end face of electric machine casing, and located projection contradicts the side wall of magnet steel, so as to limit magnet steel in motor
Housing interior edge electric machine casing inwall circumferentially rotates, and set retainer ring, coordinate electric machine casing end face clamp magnet steel bottom surface and
Top surface, and the position for setting positioning plug-in unit positioning retainer ring to be installed in electric machine casing, so as to limit magnet steel in electric machine casing
It is axially moved, therefore limits magnet steel and loosen, avoid stator with rotor motion, and influences the normal operation of motor.
It is of the present utility model to be further disposed in the electric machine casing, which is provided with two and corresponded with positioning convex column, to be coordinated
To clamp the spacer of magnet steel.
By using above-mentioned technical proposal, spacer is set, so as to reduce the setting of positioning convex column, that is, reduced to motor casing
The belling technique in body end face, it is ensured that end face it is smooth, limit magnet steel using the side wall of electric machine casing and circumferentially rotate, avoid only according to
By the end face limitation magnet steel motion of electric machine casing.
It is of the present utility model to be further disposed in the retainer ring, which has, to be placed in the gap between two neighboring magnet steel
Plate is supported with limit that gap length changes.
By using above-mentioned technical proposal, retainer ring, which has, supports plate, so that plate is supported between two magnet steel,
It is close to each other so as to limit two magnet steel, from the spacing limitation magnet steel movement between magnet steel.
It is of the present utility model to be further disposed in the end for supporting plate offers inserting for positioning convex column insertion
Groove.
By using above-mentioned technical proposal, slot is set, one is linked as so that supporting plate and being cooperated with positioning convex column
Body, under the cooperation of positioning convex column, avoid supporting plate be squeezed and damage, and avoid magnet steel from being made because axial upper stress is different
Into distortion.
It is of the present utility model to be further disposed in the electric machine casing and retainer ring offer the jack communicated, and institute
Stating positioning plug-in unit includes the plate in insertion jack and the connecting plate fixed with electric machine casing.
By using above-mentioned technical proposal, jack is set, in the plate insertion jack for positioning plug-in unit, and positions the company of plug-in unit
Fishplate bar is fixedly connected with electric machine casing, so as to increase the fastness of retainer ring positioning.
It is of the present utility model to be further disposed in the positioning plug-in unit is offered along plate and supported with plate is supported respectively
Plate length direction and the first vented cavity and the second vented cavity communicated.
By using above-mentioned technical proposal, the first vented cavity communicates with the second vented cavity, consequently facilitating inside and outside electric machine casing
The circulation of air, accelerate the radiating of motor.
It is of the present utility model to be further disposed in the spacer is by electric machine casing lateral wall to electric machine casing madial wall
Direction forms through cutting tongue and is correspondingly formed radiating slit.
By using above-mentioned technical proposal, radiating slit is formed so that the heat transfer on magnet steel is to spacer, through radiating
The radiating effect of slit, so as to accelerate the cooling of magnet steel.
It is of the present utility model be further disposed in the end face of, the electric machine casing be provided with from outside to inside direction through belling
Formed to contradict the indent anchor point of magnet steel bottom surface, the depth of the indent anchor point is less than the depth of positioning convex column.
By using above-mentioned technical proposal, indent anchor point is set, when avoiding being pressed into magnet steel in electric machine casing, to motor
Cause impression in the end face of housing.
It is of the present utility model to be further disposed in described electric machine casing one end is provided with electric motor end cap, the motor side
Locating convex block is covered with, and the side wall of the electric machine casing is close to opening and offers the locating slot inserted for locating convex block.
By using above-mentioned technical proposal, locating convex block and locating slot are set, locating convex block is inserted in locating slot, so as to real
The fast positioning and electric motor end cap of existing electric motor end cap installation rotate with machine shaft.
It is of the present utility model to be further disposed in the electric machine casing and electric motor end cap offer multiple heat emission holes.
By using above-mentioned technical proposal, heat emission hole is set, the radiating effect after motor operation is improved, extends making for motor
Use the life-span.
In summary, the utility model has the advantages that：Positioning convex column is set on the end face of electric machine casing, passed through
Positioning convex column contradicts the side wall of magnet steel, is circumferentially rotated so as to limit magnet steel in electric machine casing interior edge electric machine casing inwall, and sets
Retainer ring, coordinate the end face of electric machine casing to clamp bottom surface and the top surface of magnet steel, and set positioning plug-in unit to position retainer ring in motor
The position of installation, is axially moved so as to limit magnet steel in electric machine casing in housing, therefore limits magnet steel and loosen, avoid magnet steel with
The influence of rotor magnetic and move, and influence the normal operation of motor.
Brief description of the drawings
Fig. 1 is the first schematic diagram of the present utility model；
Fig. 2 is that the utility model removes the second schematic diagram after electric motor end cap；
Fig. 3 is exploded view of the present utility model；
Fig. 4 is sectional view of the present utility model.
In figure, 1, electric machine casing；11st, locating slot；12nd, spacer；121st, radiate slit；13rd, positioning convex column；14th, indent
Anchor point；2nd, electric motor end cap；21st, locating convex block；3rd, magnet steel；4th, retainer ring；41st, plate is supported；411st, slot；42nd, the second ventilation
Chamber；5th, plug-in unit is positioned；51st, plate；52nd, connecting plate；53rd, the first vented cavity；6th, jack；7th, heat emission hole.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As depicted in figs. 1 and 2, the micro machine that a kind of anti-stator loosens, including electric machine casing 1, electric machine casing 1 is substantially by rushing
Pressure stretching is made, and stator, rotor and machine shaft are provided with electric machine casing 1, and stator is made up of two magnet steel 3, through magnet steel 3
Magnetic stator is fixed in the side wall of electric machine casing 1.One end of electric machine casing 1 is opening, is open for fixing motor side
Lid 2, the side wall of electric machine casing 1 is provided with three locating slots 11, and locating slot 11 is arranged at opening, and electric motor end cap 2, which has, to be stretched
Entering the side wall in electric machine casing 1, side wall is provided with a locating convex block 21, and locating convex block 21 is inserted in any locating slot 11, from
And realize electric motor end cap 2 install fast positioning and electric motor end cap 2 rotated with machine shaft.
Two spacers 12 are formed through cutting tongue technique in the side wall of electric machine casing 1, it is that material edge is opened wide into profile office to cut tongue
Portion, by the material of local detachment, has the certain position required by workpiece, no longer without a kind of stamping procedure being completely separate
Before separation in residing plane, spacer 12 is by curved through cutting the inside of electric machine casing 1 in tongue to interior direction outside motor shell side wall
Folding, two spacers 12 contradict the side of two magnet steel 3 respectively.Two spacers 12 are formed because cutting tongue technique with electric machine casing 1
Radiate slit 121 so that heat transfer on magnet steel 3 to spacer 12, the radiating effect through the slit 121 that radiates, so as to accelerate
The cooling of magnet steel 3.
With reference to shown in Fig. 3 and Fig. 4, end face of the electric machine casing 1 away from electric motor end cap 2 is provided with two positioning convex columns 13, fixed
Position projection 13 is formed by the end face Wai Zhinei directions of electric machine casing 1 through belling, and the bottom surface of positioning convex column 13 is in circular cone shape, through fixed
The cooperation one by one of position projection 13 and spacer 12, so as to the location and installation magnet steel 3 in the circumference of electric machine casing 1, and clamp magnet steel
3, i.e. magnet steel 3 is placed between positioning convex column 13 and spacer 12.
Retainer ring 4 is installed, retainer ring 4 is close to the madial wall of electric machine casing 1 and positioned at magnet steel 3 and electricity in electric machine casing 1
Between generator terminal lid 2, i.e., retainer ring 4 contradicts the top surface of magnet steel 3.The side wall and retainer ring 4 of electric machine casing 1 offer the jack communicated
6, and positioning plug-in unit 5 is installed in jack 6, moved up so as to limit retainer ring 4 and magnet steel 3 in the axle of electric machine casing 1.It is fixed
Position plug-in unit 5 includes plate 51 and connecting plate 52, and connecting plate 52 is placed in outside electric machine casing 1, and through bolt by connecting plate 52 and motor
Housing 1 is fixed, and positioning plug-in unit 5 is fixed on electric machine casing 1, and plate 51 is inserted in jack 6, location and installation retainer ring 4 so that
Retainer ring 4 compresses the top surface of magnet steel 3.
Retainer ring 4 have along electric machine casing 1 it is axially arranged support plate 41, support the institute of jack 6 in the retainer ring 4 of plate 41
Locating, and supporting the inwall that plate 41 is close to electric machine casing 1, supporting plate 41 and insert in the gap between two magnet steel 3.Support plate 41
End offer two for positioning convex columns 13 insert slots 411, slot 411, which is opened in, supports the side that plate is close to magnet steel 3,
So that support plate 41 limits the circumferential movement of magnet steel 3 jointly with positioning convex column 13, and limit the gap between two magnet steel 3
Size changes, so as to avoid two magnet steel 3 from loosening.
Positioning plug-in unit 5 offers the first vented cavity 53 along the length direction of plate 51, and the first vented cavity 53 is through connection
Plate 52 and plate 51.Support and leave space between the end face of plate 41 and electric machine casing 1, support and side along its length is offered in plate 41
To and with the second vented cavity 42 that communicates of jack 6, the first vented cavity 53 communicates with the second vented cavity 42, consequently facilitating electric machine casing
The circulation of 1 inner air and outer air, accelerate the radiating of motor.
Shown in reference picture 1, the end face of electric machine casing 1 is provided with two indent anchor points 14, and indent anchor point 14 is by motor
The outside of housing 1 is formed to through belling to inward side, and indent anchor point 14 is and interior between positioning convex column 13 and spacer 12
The depth of recessed anchor point 14 is less than the depth of positioning convex column 13, for contradicting the bottom surface of magnet steel 3, avoids magnet steel 3 being pressed into motor
When in housing 1, impression is caused to the end face of electric machine casing 1.
Shown in reference picture 1 and Fig. 3, the end face of electric machine casing 1 and electric motor end cap 2 offer four heat emission holes 7, improve electricity
The postrun radiating effect of machine, extend the service life of motor.
When the utility model is installed, magnet steel 3 is pressed into electric machine casing 1 between positioning convex column 13 and spacer 12, will
The gap that plate 41 is inserted between two magnet steel 3 is supported, so as to install retainer ring 4, in the jack 6 of retainer ring 4 and electric machine casing 1
Insertion positioning plug-in unit 5, after bolt is fixed, so as to limit the axial linear movement of magnet steel 3 and the motion that rotates in a circumferential direction, prevents magnetic
Steel 3 loosens, the cooperation location and installation electric motor end cap 2 of located groove 11 and locating convex block 21.
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 (10)
1. the micro machine that a kind of anti-stator loosens, including electric machine casing (1) and multiple electric machine casing (1) inner side is installed on to form
The magnet steel (3) of stator, it is characterised in that：The end face of the electric machine casing (1) is provided with multiple directions from outside to inside through belling shape
Into to contradict the positioning convex column (13) of magnet steel (3) side wall；Magnet steel (3) top surface is contradicted in being provided with the electric machine casing (1)
Retainer ring (4), wearing the electric machine casing (1) side wall and retainer ring (4) has the positioning for limiting magnet steel (3) axial movement to insert
Part (5).
2. the micro machine that a kind of anti-stator according to claim 1 loosens, it is characterised in that：The electric machine casing (1) sets
There are two to correspond with positioning convex column (13) to coordinate to clamp the spacer of magnet steel (3) (12).
3. the micro machine that a kind of anti-stator according to claim 2 loosens, it is characterised in that：The retainer ring (4) has
In the gap being placed between two neighboring magnet steel (3) plate (41) is supported with limit that gap length changes.
4. the micro machine that a kind of anti-stator according to claim 3 loosens, it is characterised in that：The end for supporting plate (41)
Portion offers the slot (411) for positioning convex column (13) insertion.
5. the micro machine that a kind of anti-stator according to claim 4 loosens, it is characterised in that：The electric machine casing (1) and
Retainer ring (4) offers the jack (6) communicated, and the positioning plug-in unit (5) include plate (51) in insertion jack (6) and
The fixed connecting plate (52) with electric machine casing (1).
6. the micro machine that a kind of anti-stator according to claim 5 loosens, it is characterised in that：It is described positioning plug-in unit (5) and
Plate (41) is supported to offer respectively along plate (51) and support plate (41) length direction and the first vented cavity (53) communicated and
Two vented cavities (42).
7. the micro machine that a kind of anti-stator according to claim 6 loosens, it is characterised in that：The spacer (12) is by electricity
Casing body (1) lateral wall forms through cutting tongue to electric machine casing (1) madial wall direction and is correspondingly formed radiating slit (121).
8. the micro machine that a kind of anti-stator according to claim 1 loosens, it is characterised in that：The electric machine casing (1)
End face is provided with direction from outside to inside and formed through belling to contradict the indent anchor point (14) of magnet steel (3) bottom surface, and the indent is determined
The depth in site (14) is less than the depth of positioning convex column (13).
9. the micro machine that a kind of anti-stator according to claim 1 loosens, it is characterised in that：The electric machine casing (1) one
End is provided with electric motor end cap (2), and the electric motor end cap (2) is provided with locating convex block (21), and the side wall of the electric machine casing (1) is tight
Patch opening offers the locating slot (11) for locating convex block (21) insertion.
10. the micro machine that a kind of anti-stator according to claim 9 loosens, it is characterised in that：The electric machine casing (1) and
Electric motor end cap (2) offers multiple heat emission holes (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720692012.4U CN206894375U (en) | 2017-06-14 | 2017-06-14 | The micro machine that a kind of anti-stator loosens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720692012.4U CN206894375U (en) | 2017-06-14 | 2017-06-14 | The micro machine that a kind of anti-stator loosens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206894375U true CN206894375U (en) | 2018-01-16 |
Family
ID=61319011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720692012.4U Expired - Fee Related CN206894375U (en) | 2017-06-14 | 2017-06-14 | The micro machine that a kind of anti-stator loosens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206894375U (en) |
-
2017
- 2017-06-14 CN CN201720692012.4U patent/CN206894375U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180116 |