CN207200520U - A kind of electric machine structure - Google Patents
A kind of electric machine structure Download PDFInfo
- Publication number
- CN207200520U CN207200520U CN201720950514.2U CN201720950514U CN207200520U CN 207200520 U CN207200520 U CN 207200520U CN 201720950514 U CN201720950514 U CN 201720950514U CN 207200520 U CN207200520 U CN 207200520U
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- rod
- polished rod
- electric machine
- machine structure
- polished
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Abstract
A kind of electric machine structure, including：Shaft body, head rod, first polished rod, annular knurl bar, second polished rod, stabilization extension rod and the second connecting rod, it is characterized in that, the head rod, first polished rod, annular knurl bar, second polished rod, stabilization extension rod and the second connecting rod are sequentially connected setting, the front end of the head rod and the end of the second connecting rod are provided with two keyways, and described two keyways are relative to the axisymmetrical of shaft body, positioning hole is distributed with the outer surface of second polished rod, the end of the stabilization extension rod is provided through accessory mounting ring, the device is motor shaft, it is simple in construction, it is reasonable in design, it is not susceptible to shake under the state of running at high speed, uniform force and it will not skid, it is easy for installation.
Description
Technical field
It the utility model is related to machinery equipment field, and in particular to a kind of electric machine structure.
Background technology
Motor shaft is an important feature of motor, and the performance of motor shaft directly affects the performance of whole motor.Traditional
Motor shaft structure is not reasonable due to designing, and motor shaft easily occurs shake under the state of running at high speed and part occurs and radially skid
Make its anti-twisting property poor with axial motion phenomenon, traditional motor shaft is by the way of floor positioning welding in addition, weld
Easily produce stress concentration and deformation and make it that the installation accuracy of motor shaft is not high, service life reduces, and installs inconvenience, and existing
The keyway for having motor all only has one, and some keyway shapes are flat, and the keyway of this shape connects miscellaneous part and driven
When miscellaneous part rotates, because lifting surface area is smaller and stress is not that very uniformly, transmission is ineffective.
Utility model content
To solve the above problems, the utility model is directed to providing a kind of electric machine structure, the front end of head rod and
The end of two connecting rods is provided with two keyways, that is, has two stress surfaces, and such lifting surface area is larger and uniform force, and
No matter rotation direction is clockwise or counterclockwise, lifting surface area is all larger, and stress is all more uniform, and transmission effect is more preferable,
Positioning hole is distributed with the outer surface of second polished rod, the end of stabilization extension rod is provided through accessory mounting ring, can prevented
Shaft body is shaken, the generation for avoiding part from radially skidding with axial motion phenomenon, greatly improves the stability of the device.
A kind of electric machine structure provided by the utility model, including：Shaft body, head rod, the first polished rod, annular knurl bar,
Second polished rod, stabilization extension rod and the second connecting rod, the head rod, the first polished rod, annular knurl bar, the second polished rod, stabilization
Extension rod and the second connecting rod are sequentially connected setting, and the end of the front end of the head rod and the second connecting rod is provided with
Two keyways, and described two keyways, relative to the axisymmetrical of shaft body, it is fixed to be distributed with the outer surface of second polished rod
Position hole, the end of the stabilization extension rod is provided through accessory mounting ring.
Preferably, what the keyway was formed on the cross section of shaft body is shaped as right-angle notch shape.
Preferably, the surface of the accessory mounting ring towards second connecting rod is evenly distributed with multiple connecting poles, institute
State axial direction of the bearing of trend parallel to the stabilization extension rod of connecting pole.
Preferably, first polished rod is connected by arc-shaped transition inclined-plane with the annular knurl bar.
The beneficial effects of the utility model are：It is simple in construction, reasonable in design, the front end of head rod and the second connecting rod
End be provided with two keyways, that is, have two stress surfaces, such lifting surface area is larger and uniform force, no matter and rotating
Direction is that clockwise or counterclockwise, lifting surface area is all larger, and stress is all more uniform, and transmission effect is more preferable, the second polished rod
Outer surface on positioning hole is distributed with, the end of stabilization extension rod is provided through accessory mounting ring, can prevent shaft body from sending out
Raw shake, part radially skidding and the generation of axial motion phenomenon are avoided, greatly improve the stability of the device.
Brief description of the drawings
Fig. 1 is a kind of structural representation of electric machine structure of a preferred embodiment；
Fig. 2 is a kind of structural representation of electric machine structure keyway of a preferred embodiment.
Description of reference numerals：
1st, shaft body；5th, the second polished rod；9th, positioning hole；
2nd, head rod；6th, stabilization extension rod；10th, accessory mounting ring；
3rd, the first polished rod；7th, the second connecting rod；11st, connecting pole；
4th, annular knurl bar；8th, keyway；
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing.In the utility model
Description in, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ", " level ", " interior ", " outer "
Orientation or position relationship Deng instruction are based on orientation shown in the drawings or position relationship, are for only for ease of and describe this practicality newly
Type and simplifying describes, rather than instruction or implies that signified device or element must have specific orientation, with specific orientation
Construction and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " first ", " second ", " the 3rd " are only used
In description purpose, and it is not intended that instruction or hint face ground importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
Please refer to Fig. 1-2, a kind of electric machine structure, including：Shaft body 1, head rod 2, the first polished rod 3, annular knurl
Bar 4, the second polished rod 5, the connecting rod 7 of stabilization extension rod 6 and second, the head rod 2, the first polished rod 3, annular knurl bar 4, second
Polished rod 5, the connecting rod 7 of stabilization extension rod 6 and second are sequentially connected setting, the front end of the head rod 2 and the second connecting rod 7
End be provided with two keyways 8, and described two keyways 8 are relative to the axisymmetrical of shaft body 1, second polished rod 5
Outer surface on positioning hole 9 is distributed with, the end of the stabilization extension rod 6 is provided through accessory mounting ring 10.
What the keyway 8 was formed on the cross section of shaft body 1 is shaped as right-angle notch shape, that is, has two stress surfaces,
So lifting surface area is larger and uniform force, no matter and rotation direction is that clockwise or counterclockwise, lifting surface area is all larger,
And stress is all more uniform, transmission effect is more preferable.
The surface of the accessory mounting ring 10 towards second connecting rod 7 is evenly distributed with multiple connecting poles 11, described
For the bearing of trend of connecting pole 11 parallel to the axial direction of the stabilization extension rod 6, shaft body 1 can be as desired by connection
Post 11 realizes corresponding connection.
First polished rod 3 is connected by arc-shaped transition inclined-plane with the annular knurl bar 4, ensure that shaft body 1 have compared with
Good stability and sealing property, so as to improve the precision of shaft body 1.
Operation principle：A kind of electric machine structure, during work, the end of the front end of head rod 2 and the second connecting rod 7 is all provided with
Two keyways 8 are equipped with, that is, there are two stress surfaces, such lifting surface area is larger and uniform force, no matter and rotation direction is suitable
Hour hands or counterclockwise, lifting surface area is all larger, and stress is all more uniform, and transmission effect is more preferable, the outer surface of the second polished rod 5
On positioning hole 9 is distributed with, the end of stabilization extension rod 6 is provided through accessory mounting ring 10, can prevent shaft body 1 from trembling
It is dynamic, avoid part from radially skidding and the generation of axial motion phenomenon, greatly improve the stability of the device, shaft body 1 can be with
Corresponding connection is realized as desired by connecting pole 11.
The non-detailed portion of other in the utility model belongs to prior art, therefore will not be repeated here.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (4)
1. a kind of electric machine structure, for motor part, including：Shaft body (1), head rod (2), the first polished rod (3), annular knurl
Bar (4), the second polished rod (5), stabilization extension rod (6) and the second connecting rod (7), it is characterised in that the head rod (2),
First polished rod (3), annular knurl bar (4), the second polished rod (5), stabilization extension rod (6) and the second connecting rod (7) are sequentially connected setting, institute
State the front end of head rod (2) and the end of the second connecting rod (7) and be provided with two keyways (8), and described two keyways
(8) relative to the axisymmetrical of shaft body (1), positioning hole (9) is distributed with the outer surface of second polished rod (5), it is described anti-
The end for trembling extension rod (6) is provided through accessory mounting ring (10).
2. a kind of electric machine structure as claimed in claim 1, it is characterised in that the keyway (8) is in the cross section of shaft body (1)
On formed be shaped as right-angle notch shape.
3. a kind of electric machine structure as claimed in claim 1, it is characterised in that the accessory mounting ring (10) is towards described second
The surface of connecting rod (7) is evenly distributed with multiple connecting poles (11), and the bearing of trend of the connecting pole (11) is parallel to described anti-
Tremble the axial direction of extension rod (6).
4. a kind of electric machine structure as claimed in claim 1, it is characterised in that first polished rod (3) is oblique by arc-shaped transition
Face is connected with the annular knurl bar (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720950514.2U CN207200520U (en) | 2017-08-01 | 2017-08-01 | A kind of electric machine structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720950514.2U CN207200520U (en) | 2017-08-01 | 2017-08-01 | A kind of electric machine structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207200520U true CN207200520U (en) | 2018-04-06 |
Family
ID=61799752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720950514.2U Active CN207200520U (en) | 2017-08-01 | 2017-08-01 | A kind of electric machine structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207200520U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107276329A (en) * | 2017-08-01 | 2017-10-20 | 安徽达来电机有限公司 | A kind of electric machine structure |
-
2017
- 2017-08-01 CN CN201720950514.2U patent/CN207200520U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107276329A (en) * | 2017-08-01 | 2017-10-20 | 安徽达来电机有限公司 | A kind of electric machine structure |
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