CN108539912A - Axle center of motor anti-loose structure and motor - Google Patents
Axle center of motor anti-loose structure and motor Download PDFInfo
- Publication number
- CN108539912A CN108539912A CN201710120092.0A CN201710120092A CN108539912A CN 108539912 A CN108539912 A CN 108539912A CN 201710120092 A CN201710120092 A CN 201710120092A CN 108539912 A CN108539912 A CN 108539912A
- Authority
- CN
- China
- Prior art keywords
- axle center
- motor
- section
- bearing
- decylization
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/003—Couplings; Details of shafts
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/173—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The problems such as a kind of axle center of motor anti-loose structure and motor, axle center molding not easy to be processed, motor assembling convenience difference and axial height to solve existing motor are difficult to reduce.The axle center of motor anti-loose structure of the present invention includes a bearing, an axle center and an anti-decylization, the both ends in the axle center are respectively provided with one affixed section and a free end face, the axle center has through the bearing protrudes out an axial end face beyond the bearing there are one being pierced by section, the peripheral surface for being pierced by section connects the free end face and is in smooth no recess, and what which was incorporated into the axle center is pierced by section.
Description
Technical field
A kind of motor of the present invention about axle center of motor anti-loose structure and with the axle center anti-loose structure, especially one kind can
The axle center of motor anti-loose structure deviate from from bearing when preventing axle center of motor from rotating.
Background technology
Fig. 1 is please referred to, is a kind of existing motor 9, there are one 91, central siphon groups of shell block for the existing motor 9 tool
The bearing 94 of stator pack 93, one of part 92, one and a rotor 95.The central siphon component 92 is incorporated into the shell block 91, the stator pack
93 are sheathed on outside the central siphon component 92, which is incorporated in the inside of the central siphon component 92, for the rotor 95 by an axle center
951 are rotatably engaged the bearing 94.Wherein, which offers an annular groove 952 in neighbouring free end, the central siphon group
The inside of part 92 is set at adjacent bottom there are one clasp piece 921, and the clasp piece 921 has elasticity；Accordingly, the axle center 951
After penetrating the bearing 94, the free end in the axle center 951 can run through the clasp piece 921, and making after 921 elastic reset of clasp piece can be with
By inner circumferential surface contraposition in the annular groove 952, so as to limiting the axial displacement in the axle center 951 by the clasp piece 921, the axis is prevented
The heart 951 is deviate from when rotating from the bearing 94.TaiWan, China bulletin the is had been disclosed in similar to the embodiment of the existing motor 9
In the Patent Cases such as No. 591860, No. M332135 and No. M439719.
However, when manufacturing the existing motor 9, need to open up annular groove 952 on the axle center of metal material 951 so that axis
The forming step of the heart 951 is more complicated and time-consuming, the difficulty for causing yield and qualification rate to be promoted.
Also, when assembling the existing motor 9, also need to pay special attention to the clasp piece 921 in the inside of the central siphon component 92
Whether crooked, otherwise the flexible clasp piece 921 will be easy to be compressed when assembling the axle center 951 and from precalculated position
Place's abjection causes the axle center 951 and entire rotor 95 that can not be embedded positioning, needs to dismantle and assemble again, therefore the existing horse
The problem of up to 9 there is assembling to be not easy and being difficult to promote packaging efficiency.
Further, since the existing motor 9 needs open up annular groove 952 on its axle center 951, therefore the axle center 951 is for opening up
It the position of the annular groove 952, could be in the pre- of the axle center 951 to needing to retain enough length between the free end face in the axle center 951
The problem of positioning the place of setting and process the annular groove 952, and portion structure intensity deficiency will not be caused and easily damaged.Therefore, this is existing
951 length of axle center of some motors 9 is difficult to reduce, and causes the existing motor 9 to have and is difficult to reduce asking for whole axial height
Topic is unfavorable for the development of motor slimming.
Invention content
To solve the above problems, a kind of axle center of motor anti-loose structure of present invention offer and motor, axle center are pierced by bearing
Anti-decylization close-fitting directly can be incorporated into axle center by position without opening up annular groove, realized and promoted manufacture and assembling convenience and subtract
Contracting motor axial height and other effects.
Present invention directionality as described below or its approximate term, such as "front", "rear", " on（Top）", " under（Bottom）”、
"inner", "outside", " side " etc., the direction of Primary Reference annexed drawings, each side's tropism or its approximate term are only aiding in illustrating
And understand various embodiments of the present invention, it is non-limiting the present invention.
The axle center of motor anti-loose structure of the present invention, including：One bearing；One axle center, the both ends in the axle center are respectively provided with
One affixed section and a free end face, the axle center have through the bearing there are one section is pierced by, this is pierced by section and protrudes out beyond this
One axial end face of bearing, the peripheral surface for being pierced by section connect the free end face and are in smooth no recess；An and anticreep
Ring, what which was incorporated into the axle center is pierced by section.
The motor of the present invention, including：One pedestal；One central siphon component, the central siphon component are set to the pedestal；One stator
Group, the stator pack are set to the periphery of the central siphon component；And a rotor, the rotor are rotatably disposed within the central siphon component；Wherein,
There are one bearings for central siphon component tool, and there are one axle center and an anti-decylization, the both ends in the axle center to be respectively provided with one for rotor tool
A affixed section and a free end face, the axle center have through the bearing there are one section is pierced by, this is pierced by section and protrudes out beyond the axis
The axial end face held, the peripheral surface for being pierced by section connect the free end face and are in smooth no recess, the anti-decylization close-fitting
Be incorporated into the axle center is pierced by section.
Accordingly, axle center of motor anti-loose structure and motor of the invention can be not necessarily to be pierced by being pierced by section of bearing in its axle center
Annular groove is opened up, to simplify the forming step in axle center, in addition to making axle center that can be more convenient for manufacturing, realizes and promotes axle center yield and qualification rate
And other effects it is outer, moreover it is possible to select shorter axle center, the axial height of whole motor enable to reduce；On the other hand, horse of the invention
, can be after bearing be run through in axle center when being assembled up to axle center anti-loose structure and motor, then anti-decylization close-fitting is directly incorporated into axis
The heart is pierced by section, therefore assembly program is convenient and mortality is low, helps promotion assembling convenience and packaging efficiency.
Wherein, one revealed section of affixed section of connection in the axle center, this is pierced by the part that section is the revealed section, the revealed section
Peripheral surface be in smooth no recess, further to promote the manufacture convenience in the axle center.
Wherein, which is located between the anti-decylization and affixed section of the axle center, which can be a ball bearing,
The ball bearing includes an inner ring body and an outer ring body, and the inner ring surface of the inner ring body abuts the peripheral surface in the axle center, this is anti-
Decylization abuts the axial end face of the inner ring body；The structure has the linking steady character promoted between axle center and bearing and promotes motor
Stability and other effects when rotor rotates.
Wherein, the end face of the anti-decylization can be set there are one protrusion, and the protrusion is towards the bearing；The structure makes to prevent
Decylization can be contradicted with the smaller protrusion of contact area to bearing, to reduce the journey mutually worn between anti-decylization and bearing
Degree is realized and extends the two service life and other effects.
Wherein, the internal diameter of the anti-decylization can be slightly less than the outer diameter for being pierced by section in the axle center；Also, the anti-decylization is preferably metal
Material.Accordingly, which more successfully can be bound to the axle center by close-fitting, and both maintain it is firm in conjunction with and it is not easily to fall off.
Wherein, for rotor tool there are one elastic component, which is located on the periphery in the axle center, and there are one elastic component tools
The first end of first end and a second end, the elastic component abuts the rotor by the component of axle center rotation driving, the elastic component
Second end be pressed against axial end face of the inner ring body further away from the anti-decylization；The structure can be promoted determines between rotor and bearing
Position effect has and promotes rotor rotation smoothness and other effects.
Wherein, the quantity of the bearing can be single, and to simplify motor component, realization reduces cost and promotes assembling effect
Rate and other effects.
Wherein, which can set there are one buffering ring, and one of bearing axial end face is towards the anticreep
Ring, another axial end face abut the buffering ring；To make up the combination tolerance between the bearing and the tube body by the buffering ring, really
Protect the bearing can strong fix in the precalculated position of the tubular body, and with the axle center is firm combines.
Wherein, for central siphon component tool there are one tube body, which is incorporated in the inside of the tube body, the pipe by a locating ring
The inner peripheral surface of body set there are one interior shoulder for the buffering ring abutting, with by the buffering ring ensure the bearing can strong fix in the pipe
The precalculated position in internal portion, and consolidate and combine with the axle center.
Wherein, the outer diameter of the locating ring may be slightly larger than the internal diameter of the tube body；Also, the tube body and the locating ring are preferably gold
Belong to material.Accordingly, the tube body and the locating ring can be combined with close-fitting, and the tube body is fixed on so as to realizing to be promoted to combine on the bearing
Internal stability and other effects.
Wherein, for central siphon component tool there are one blocking, which closes the tube body adjacent to one end of the anti-decylization, so as to reality
Now prevent dust or foreign matter from entering the effect of the tubular body.
Wherein, central siphon component tool is there are one tube body, which is incorporated in the inside of the tube body, and the peripheral surface of the tube body is set
There are one outer shoulder, which is connected to the outer shoulder, is facilitated with promoting the stator pack and the assembling of the central siphon component
Property and linking steady character.
Wherein, pedestal tool is there are one bottom surface, in the axial direction in the axle center, the free end face in the axle center to the bottom of the pedestal
There are gaps between face, will not touch the object that the pedestal is assembled when ensuring that the axle center rotates, to maintain smooth rotation.
Description of the drawings
Fig. 1：Structural schematic diagram is cutd open in a kind of side of existing motor；
Fig. 2：Cut open structural schematic diagram in the side of first embodiment of the invention；
Fig. 3：The axle center of first embodiment of the invention and the dimensional decomposition structure diagram of anti-decylization；
Fig. 4：Cut open structural schematic diagram in the side that the present invention is equipped with the embodiment of blocking；
Fig. 5：Cut open structural schematic diagram in the side of second embodiment of the invention.
Reference sign
﹝ this Fa Ming ﹞
1 bearing 1a ball bearings
11 inner ring body of 1b oiliness bearings
111 inner ring surface, 112 axial end face
113 axial end face, 12 outer ring body
121 axial end face, 122 axial end face
13 axial end face, 14 axial end face
2 21 affixed sections of axle center
22 revealed section, 23 free end face
24 are pierced by section
3 anti-decylization, 31 protrusion
4 pedestal, 41 bottom surface
5 central siphon component, 51 tube body
512 outer shoulder of shoulder in 511
52 locating ring, 53 buffering ring
54 blockings
6 stator packs
7 rotor, 71 wheel hub
72 magnetic part, 73 elastic component
731 first end, 732 second end
﹝ Xi Yong ﹞
9 motor, 91 shell block
92 central siphon component, 921 clasp piece
93 stator pack, 94 bearing
95 rotor, 951 axle center
952 annular grooves.
Specific implementation mode
It is hereafter special according to the present invention to enable above and other objects, features and advantages of the invention to be clearer and more comprehensible
Preferred embodiment, and coordinate appended attached drawing, it is described in detail below：
Fig. 2 is please referred to, is the motor with first embodiment of the invention axle center of motor anti-loose structure, the axle center of motor anticreep structure
It generally includes 1, axle center 2 of a bearing and an anti-decylization 3 to make, which runs through the bearing 1, which combines
Free end in the neighbouring axle center 2.
The form of the bearing 1 is unlimited, such as but without limitation, the present embodiment may be selected that the bearing 1 is made to be a ball axis
Hold 1a, ball bearing 1a include can relative rotation an inner ring body 11 and an outer ring body 12, the inner ring body 11 have use
To abut an inner ring surface 111 in the axle center 2；In the axial direction of the bearing 1, the inner ring body 11 tool there are two axial end face 112,
113, there are two axial end faces 121,122 for the outer ring body 12 tool.
The axle center 2 has one affixed section 21 and a revealed section 22 being connected, this affixed section 21 is located at the axle center 2
One end, the wheel hub 71 for the firm component combined by the axle center 2 rotation driving, such as motor rotor 7；The revealed section 22 is then
To the position for supporting and driving motor rotor 7 to rotate, there are one freely far from affixed section 21 of one end tool for the revealed section 22
End face 23.In addition, the axle center 2 has through the bearing 1 there are one section 24 is pierced by, this is pierced by section 24 and protrudes out beyond the bearing 1
One axial end face 13；In the present embodiment, which can be the axial end face 112 or the outer shroud of the inner ring body 11
The axial end face 121 of body 12, and the inner ring body 11 inner ring surface 111 abut the axle center 2 peripheral surface, allow the axle center 2 with
The inner ring body 11 is synchronously rotated relative to the outer ring body 12.
Wherein, this is pierced by the part that section 24 is the revealed section 22, which connects the free end face
23 and be in smooth no recess；In other words, which is in generally pole shape, one of the features of the present invention in pole shape or probably
It is to be not required to form annular groove 952 described in the prior art to 24 additional processing of section that is pierced by the axle center 2（It is shown in Fig. 1）,
Therefore when manufacturing the axle center 2, the section 24 that is pierced by at least axle center 2 only needs the basic programs such as grinding, polishing, helps to simplify and be somebody's turn to do
The forming step in axle center 2 keeps the axle center 2 easily fabricated yield and qualification rate is substantially improved.In other embodiments, can also
It is all in smooth no recess to make the peripheral surface of the entire revealed section 22 in the axle center 2, further to promote the manufacture in the axle center 2
Convenience.Axle center 2 is caused to be tied at free end face 23 because opening up annular groove 952 above-mentioned further, since the present invention does not have
The problem of structure intensity declines, therefore the present invention can select shorter axle center 2 according to demand, and the axial height of whole motor is enable to subtract
Contracting helps the development of motor slimming.
Fig. 2,3 are please referred to, what which was incorporated into the axle center 2 is pierced by section 24, and the bearing 1 is made to be located at the anticreep
Between ring 3 and affixed section 21 of the axle center 2, to form block by the anti-decylization 3, the axle center 2 is avoided to be generated relative to the bearing 1
Cross significantly axial displacement.Wherein, the anti-decylization 3 is preferably made to abut the axial end face of the inner ring body 11 of ball bearing 1a
112, to promote the linking steady character between the axle center 2 and the bearing 1, and directly limit shifting up for the axle center 2（According to Fig. 2
For shown direction）, to promote stability when motor rotor rotation.Also, the present invention can make the internal diameter of the anti-decylization 3 smaller
It is pierced by the outer diameter of section 24 in the axle center 2, and selects the anti-decylization 3 of metal material, enables the anti-decylization 3 more successfully close-fitting
Be bound to the axle center 2, and both maintain it is firm in conjunction with and it is not easily to fall off.
Referring again to Fig. 2, axle center of motor anti-loose structure of the invention may be implemented in various motor, and the motor is generally all
Including there are one the stator pack 6 of central siphon component 5, one of pedestal 4, one and a rotor 7, which is set to the pedestal 4,
The stator pack 6 is set to the periphery of the central siphon component 5, which is then rotatably disposed within the central siphon component 5.Wherein, the motor drive shaft
The axle center 2 of heart anti-loose structure and the part that anti-decylization 3 is the rotor 7, the bearing 1 of the axle center of motor anti-loose structure then belong to this
A part for central siphon component 5.
In detail, the periphery of the central siphon component 5 can be integrally connected with the pedestal 4, or assembling is fixed on the pre- of the pedestal 4
Positioning is set.In the present embodiment, for the central siphon component 5 tool there are one tube body 51, the bearing 1 is combinable to be fixed on the interior of the tube body 51
Portion, such as the bearing 1 is remained attached to the precalculated position inside the tube body 51 by a locating ring 52.The axial direction of the tube body 51
Both ends are set as open shape, penetrate the tube body 51 from one end for the axle center 2 of the rotor 7, and run through the bearing 1 in the axle center 2
Afterwards, it is incorporated into the axle center 2 from the other end of the tube body 51 by the anti-decylization 3.Wherein, which can be metal material（Example
Such as select copper pipe）, which is preferably also selected to metal material, and the outer diameter of the locating ring 52 is made to be slightly larger than the tube body 51
Internal diameter, make the locating ring 52 that can be combined with 51 close-fitting of tube body, with promoted by the bearing 1 combine be fixed on inside the tube body 51
Stability.
Also, the pedestal 4 tool is there are one bottom surface 41, in the axial direction in the axle center 2, the free end face 23 in the axle center 2 to the base
Between the bottom surface 41 of seat 4 can there are gap, to ensure will not to touch the object that the pedestal 4 is assembled when the rotation of the axle center 2, with
Maintain smooth rotation.
In addition, the central siphon component 5 can also be set, there are one buffering rings 53, which may be, for example, flexible rubber
Material, one of the bearing 1 axial end face 13 then abut the buffering ring towards the anti-decylization 3, another axial end face 14
53（The present embodiment abuts the buffering ring 53 with the axial end face 122 of the outer ring body 12）；Such as but without limitation, the present embodiment can
Interior shoulder 511 is abutted for the buffering ring 53 there are one being set in the inner peripheral surface of the tube body 51, to make up the bearing 1 by the buffering ring 53
Combination tolerance between the tube body 51, it is ensured that the bearing 1 can precalculated position of the strong fix inside the tube body 51, and with this
Axle center 2 is firm to be combined.Also, the peripheral surface of the tube body 51 can be set there are one outer shoulder 512, which is connected to this
Outer shoulder 512, to promote the assembling convenience and linking steady character of the stator pack 6 and the central siphon component 5.
Fig. 4 is please referred to, in other embodiments, which can also be in addition with a blocking 54, the blocking 54 closing
The tube body 51 prevents dust or foreign matter from entering the effect inside the tube body 51 adjacent to one end of the anti-decylization 3, realization.In addition,
Affixed section 21 of the axle center 2 extends to the component by the rotation driving of the axle center 2（Such as the wheel hub 71 of motor rotor 7）Top
Face makes the two that can more securely combine to increase the contact area in the axle center 2 and the component.Also, being metal material in the component
In the case of, the mode that laser welding also can be used combines at affixed section 21 of the axle center 2 and the top surface of the component, makes the axle center
There is more preferably bond strength between 2 and the component.
Referring again to Fig. 2, which generally includes axle center 2 and the anti-decylization 3 of the axle center of motor anti-loose structure, and
One wheel hub 71 and a magnetic part 72；The wheel hub 71 combines affixed section 21 of the axle center 2, and the revealed section 22 in the axle center 2 is made to tie up
Hold exposed, which is set to the inner surface of the wheel hub 71, and the magnetic part 72 and the stator pack 6 are opposite and at a distance of a sense magnetism
Gap.In the present embodiment, which is additionally provided with an elastic component 73, which is located on the periphery in the axle center 2, should
There is elastic component 73 axially opposing a first end 731 and a second end 732, the first end 731 of the elastic component 73 to abut
By the component of the axle center 2 rotation driving（The wheel hub 71 is connected in the present embodiment, but not limited to this）, the of the elastic component 73
Two ends 732 then may pass through the buffering ring 53 and an axial end face 113 being pressed against the inner ring body 11 further away from the anti-decylization 3,
The inner ring body 11 of ball bearing 1a and outer ring body 12 is set to be connected to the flexible elastic component 73 and the buffering ring respectively
53, to promote the locating effect between the rotor 7 and the bearing 1；Accordingly, the present embodiment only needs that single a bearing 1 is arranged, you can
So that the rotor 7 is rotated smoothly, while can also realize simplified motor component to reduce cost and promotion packaging efficiency and other effects.
Fig. 5 is please referred to, is the second embodiment of axle center of motor anti-loose structure of the present invention, the second embodiment of the present invention is big
Above-mentioned first embodiment is same as in cause, main difference is：Second embodiment of the invention selects to make bearing 1 for an oil-containing
Bearing 1b allows axle center 2 to be rotated relative to oiliness bearing 1b.
Wherein, since the anti-decylization 3 that close-fitting is incorporated into the axle center 2 can be with 2 synchronous rotary of axle center, therefore the present embodiment is preferable
It is equipped with a protrusion 31 in ansa shape or convex arc shaped in the end face of the anti-decylization 3, and makes the protrusion 31 towards the axis
Hold 1.If thus, which the axle center 2 generates axial displacement in rotary course, which can play block effect, limitation
The amplitude of 2 axial displacement of axle center；Meanwhile the anti-decylization 3 also only can be contradicted to arrive and is somebody's turn to do with the smaller protrusion 31 of contact area
Bearing 1 can reduce the degree mutually worn between the anti-decylization 3 and the bearing 1, realize the effect of extending the two service life.
In conclusion the axle center of motor anti-loose structure and motor of the present invention, can be not necessarily to be pierced by being pierced by for bearing in its axle center
Duan Kaishe annular grooves, in addition to making axle center that can be more convenient for manufacturing, are realized to simplify the forming step in axle center and promote axle center yield and qualification
Rate and other effects is outer, moreover it is possible to select shorter axle center, the axial height of whole motor is enable to reduce, be conducive to motor slimming
Development；On the other hand, when axle center of motor anti-loose structure of the invention and motor assemble, can by axle center after bearing, then
Anti-decylization close-fitting is directly incorporated into the section that is pierced by axle center, therefore assembly program is convenient and mortality is low, helps promotion assembling facility
Property and packaging efficiency.
Claims (21)
1. a kind of axle center of motor anti-loose structure, it is characterised in that：Including：
One bearing；
One axle center, the both ends in the axle center are respectively provided with one affixed section and a free end face, the axle center through the bearing and
There are one section is pierced by, this is pierced by section and protrudes out an axial end face beyond the bearing tool, which should be certainly
By end face and it is in smooth no recess；And
One anti-decylization, what which was incorporated into the axle center is pierced by section.
2. axle center of motor anti-loose structure as described in claim 1, it is characterised in that：The affixed section of connection one in the axle center is exposed
Section, this is pierced by the part that section is the revealed section, and the peripheral surface of the revealed section is in smooth no recess.
3. axle center of motor anti-loose structure as described in claim 1, it is characterised in that：The bearing is located at the anti-decylization and the axle center
Affixed section between, the bearing be a ball bearing, the ball bearing include an inner ring body and an outer ring body, the inner ring
The inner ring surface of body abuts the peripheral surface in the axle center, which abuts the axial end face of the inner ring body.
4. axle center of motor anti-loose structure as described in claim 1, it is characterised in that：The end face of the anti-decylization is set there are one convex
Go out portion, the protrusion is towards the bearing.
5. axle center of motor anti-loose structure as described in claim 1, it is characterised in that：The internal diameter of the anti-decylization is less than the axle center
It is pierced by the outer diameter of section.
6. axle center of motor anti-loose structure as claimed in claim 5, it is characterised in that：The anti-decylization is metal material.
7. a kind of motor, it is characterised in that：Including：
One pedestal；
One central siphon component, the central siphon component are set to the pedestal；
One stator pack, the stator pack are set to the periphery of the central siphon component；And
One rotor, the rotor are rotatably disposed within the central siphon component；
Wherein, central siphon component tool is there are one bearing, and there are one axle center and an anti-decylization, the both ends point in the axle center for rotor tool
Ju not be there are one affixed section and a free end face, which has through the bearing there are one section is pierced by, this is pierced by section and protrudes out
An axial end face beyond the bearing, the peripheral surface for being pierced by section connect the free end face and are in smooth no recess, this is anti-
What decylization close-fitting was incorporated into the axle center is pierced by section.
8. motor as claimed in claim 7, it is characterised in that：One revealed section of affixed section of connection in the axle center, this is pierced by section
Peripheral surface for a part for the revealed section, the revealed section is in smooth no recess.
9. motor as claimed in claim 7, it is characterised in that：The bearing be located at affixed section of the anti-decylization and the axle center it
Between, which is a ball bearing, which includes an inner ring body and an outer ring body, the inner ring surface of the inner ring body
The peripheral surface in the axle center is abutted, which abuts the axial end face of the inner ring body.
10. motor as claimed in claim 9, it is characterised in that：For rotor tool there are one elastic component, which is located on this
The periphery in axle center, for elastic component tool there are one first end and a second end, the first end of the elastic component abuts the rotor by this
The component of axle center rotation driving, the second end of the elastic component are pressed against axial end face of the inner ring body further away from the anti-decylization.
11. motor as claimed in claim 10, it is characterised in that：The quantity of the bearing is single.
12. motor as claimed in claim 7, it is characterised in that：The end face of the anti-decylization is set there are one protrusion, the protrusion
Portion is towards the bearing.
13. motor as claimed in claim 7, it is characterised in that：The internal diameter of the anti-decylization is pierced by the outer of section less than the axle center
Diameter.
14. motor as claimed in claim 13, it is characterised in that：The anti-decylization is metal material.
15. the motor as described in any one of claim 7 to 14, wherein the central siphon component is set there are one buffering ring, the bearing
One of axial end face towards the anti-decylization, another axial end face abuts the buffering ring.
16. motor as claimed in claim 15, it is characterised in that：There are one tube bodies for central siphon component tool, and the bearing is by one
Locating ring is incorporated in the inside of the tube body, and the inner peripheral surface of the tube body sets that there are one interior shoulders for buffering ring abutting.
17. motor as claimed in claim 16, it is characterised in that：The outer diameter of the locating ring is more than the internal diameter of the tube body.
18. motor as claimed in claim 17, it is characterised in that：The tube body and the locating ring are metal material.
19. motor as claimed in claim 16, it is characterised in that：There are one blockings for central siphon component tool, and blocking closing should
Tube body is adjacent to one end of the anti-decylization.
20. the motor as described in any one of claim 7 to 14, it is characterised in that：There are one tube bodies for central siphon component tool, should
Bearing is incorporated in the inside of the tube body, and the peripheral surface of the tube body is set there are one outer shoulder, which is connected to the outer shoulder
Portion.
21. the motor as described in any one of claim 7 to 14, it is characterised in that：There are one bottom surfaces for pedestal tool, in the axis
In the axial direction of the heart, the free end face in the axle center is to there are gaps between the bottom surface of the pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710120092.0A CN108539912A (en) | 2017-03-02 | 2017-03-02 | Axle center of motor anti-loose structure and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710120092.0A CN108539912A (en) | 2017-03-02 | 2017-03-02 | Axle center of motor anti-loose structure and motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108539912A true CN108539912A (en) | 2018-09-14 |
Family
ID=63489159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710120092.0A Pending CN108539912A (en) | 2017-03-02 | 2017-03-02 | Axle center of motor anti-loose structure and motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108539912A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1676941A (en) * | 2004-03-29 | 2005-10-05 | 亚洲光学股份有限公司 | Rotary assembly capable of making bearing precompacted |
| CN202597189U (en) * | 2012-04-18 | 2012-12-12 | 双鸿科技股份有限公司 | Fan bearing structure |
| CN205945340U (en) * | 2016-08-03 | 2017-02-08 | 无锡法拉第电机有限公司 | Non - drive end bearing mounting structure of generator |
-
2017
- 2017-03-02 CN CN201710120092.0A patent/CN108539912A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1676941A (en) * | 2004-03-29 | 2005-10-05 | 亚洲光学股份有限公司 | Rotary assembly capable of making bearing precompacted |
| CN202597189U (en) * | 2012-04-18 | 2012-12-12 | 双鸿科技股份有限公司 | Fan bearing structure |
| CN205945340U (en) * | 2016-08-03 | 2017-02-08 | 无锡法拉第电机有限公司 | Non - drive end bearing mounting structure of generator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101171733A (en) | Motor, rotary electric machine and its stator, and method for manufacturing the stator | |
| CN103115017A (en) | Liquid pump with axial thrust washer | |
| CN104753235B (en) | motor with thrust bearing | |
| CN103178631A (en) | Motor rotor | |
| US7135798B2 (en) | Magnetic suspension bearing | |
| JPH10238535A (en) | Spindle motor for disc | |
| JP6893116B2 (en) | Magnetic bearing | |
| JP2012163186A (en) | Planetary gear speed converter | |
| JP4850772B2 (en) | Disc-shaped magnetic gear | |
| CN108539912A (en) | Axle center of motor anti-loose structure and motor | |
| JP2013155868A (en) | Spindle motor | |
| US20180172019A1 (en) | Rotary machine | |
| US20040227421A1 (en) | Magnetic suspension bearing | |
| CN103891110A (en) | Drive device | |
| CN100472916C (en) | A motor without bearing | |
| CN1658480B (en) | Brushless motor | |
| JP2004092715A (en) | Rotation supporting apparatus and rotating machine apparatus | |
| JP2009144900A (en) | Double row angular ball bearing, and retainer for double row angular ball bearing | |
| CN107919759B (en) | Micro motor and its rotor | |
| KR100973284B1 (en) | Rotor for brushless motor and method of manufacturing the rotor | |
| JP2008092629A5 (en) | ||
| TW201115882A (en) | Internal rotor motor | |
| JP2004096961A (en) | Annular magnet and rotor | |
| CN102055265B (en) | Inner rotor type motor | |
| CN201504139U (en) | Motor bearing pedestal with dustproof function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180914 |