CN205901458U - Stator core and chain stator core piece - Google Patents
Stator core and chain stator core piece Download PDFInfo
- Publication number
- CN205901458U CN205901458U CN201620847645.3U CN201620847645U CN205901458U CN 205901458 U CN205901458 U CN 205901458U CN 201620847645 U CN201620847645 U CN 201620847645U CN 205901458 U CN205901458 U CN 205901458U
- Authority
- CN
- China
- Prior art keywords
- chain type
- stator core
- type stator
- stator lamination
- groove
- 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.)
- Expired - Fee Related
Links
Landscapes
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The utility model provides a stator core and chain stator core piece, solve prior art chain iron core structure cheng yuanhou exist protruding, unable and problem that the casing closely cooperated. Chain stator core piece wherein, cheng yuanhou are used for stator core, including the profile of tooth unit that a plurality of is connected in order, connect through connecting portion between two adjacent profile of tooth units the inboard of connecting portion is equipped with the groove of turning back the outside of connecting portion is equipped with the transition structure of indent, makes chain stator core piece cheng yuanhou, the whole of transition structure does not surpass to become circle back stator core's excircle. Chain stator core piece, increase a transition structure between two profile of tooth units, guarantee that chain stator core piece will pass through structure control at cheng yuanhou and within chengyuanhou stator core diameter, guarantee be the face contact with the casing, increased area of contact, guarantee that stator core and casing closely cooperate, can be applied to non - plastic envelope shell motor, like servo motor etc.
Description
Technical field
This utility model is related to a kind of technical field of motors, more particularly to a kind of stator core and chain type stator core
Piece.
Background technology
Existing motor, in order to improve motor production efficiency and automatization level, the stator design of motor is become chain structure.
I.e. a stator is divided into the number equal with slot number, does not turn off between every piece of iron core, launches as an iron chains, can during production
With together, around complete line, one full circle of resynthesis is the formation of a stator.
There is projection in existing chain type core structure Cheng Yuanhou, if using in non-plastic packaging shell motor, being that point contacts with casing, no
Method is fitted close with casing, therefore existing chain type core structure is only applied to plastic packaging motor it is impossible to realize being applied to non-plastic packaging shell electricity
Machine.
Utility model content
In view of this, this utility model provides a kind of stator core and chain type stator lamination, solves prior art chain type
Core structure Cheng Yuanhou there is projection it is impossible to casing close-fitting problem.
For reaching above-mentioned purpose, this utility model mainly provides following technical scheme:
On the one hand, this utility model provides a kind of chain type stator lamination, and described chain type stator lamination Cheng Yuanhou is used for
Stator core, the profile of tooth unit being sequentially connected with including several, connected by connecting portion between two neighboring profile of tooth unit, in institute
The inner side stating connecting portion is provided with the groove that turns back, and is provided with the transition structure of indent in the outside of described connecting portion, makes described chain type stator
Lamination Cheng Yuanhou, the entirety of described transition structure is cylindrical without departing from Cheng Yuanhou stator core.
Preferably, described transition structure is groove, including the first straight flange positioned at bottom portion of groove with positioned at groove both sides
First side, second side, described first side, second side are connected to the both sides of described first straight flange.
Preferably, described first side, second side are connected using round-corner transition with the junction of described first straight flange,
And/or, described first side, second side are connected using round-corner transition with the junction of described profile of tooth unit.
Preferably, described first side, second side, and/or, described first side, second side and described profile of tooth list
The junction of unit is respectively with described first straight flange in obtuse angle.
Preferably, described first side, second side are symmetrical with respect to described first straight flange.
Preferably, described first side, second side respectively with described first straight flange be in 135 ° of angles.
Preferably, described first side, second side are in arc shape.
Preferably, the bottom of the described groove that turns back is provided with and subtracts stress groove.
Preferably, the described stress groove that subtracts is circular or oval.
Preferably, the described groove that turns back is in the shape of falling v, and described chain type stator lamination Cheng Yuanhou, and the two of the described groove that turns back
Individual lateral edges abut against.
Preferably, described profile of tooth unit is in I-shaped, makes described chain type lamination Cheng Yuanhou, two neighboring profile of tooth unit
Between around forming trapezoidal space.
On the other hand, this utility model also provides a kind of stator core, including several chain type stator laminations, several
Described chain type stator lamination Cheng Yuanhou stacking connects, and described chain type stator lamination uses above-described chain type stator core
Piece.
Chain type stator lamination described in the utility model, increases a transition structure between two profile of tooth units, protects
Transition structure is controlled within Cheng Yuanhou stator core diameter it is ensured that being face with casing by card chain type stator lamination in Cheng Yuanhou
Contact, increased contact area it is ensured that stator core is fitted close with casing, can be applicable to non-plastic packaging shell motor, such as servo electricity
Machine etc., increased the application scenario of this stator core；Overcome the difficulty that chain type stator core cannot be applied to other housing motors
Topic.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand skill of the present utility model
Art means, and being practiced according to the content of description, below with preferred embodiment of the present utility model and coordinate accompanying drawing detailed
Describe in detail bright as after.
Brief description
Fig. 1 is the structural representation of existing chain type stator lamination；
Fig. 2 is partial enlargement structural representation at a in Fig. 1；
Fig. 3 is the Cheng Yuanhou structural representation of existing chain type stator lamination；
Fig. 4 is partial enlargement structural representation at b in Fig. 3；
Fig. 5 is the structural representation of chain type stator lamination described in the embodiment of the present invention；
Fig. 6 is partial enlargement structural representation at c in Fig. 5；
Fig. 7 is the Cheng Yuanhou structural representation of chain type stator lamination described in the embodiment of the present invention；
Fig. 8 is partial enlargement structural representation at d in Fig. 7.
In figure:
10th, chain type stator lamination；101st, the first attachment structure；102nd, the second attachment structure；
11st, profile of tooth unit；
12nd, connecting portion；
13rd, turn back groove；131st, subtract stress groove；
14th, transition structure；141st, the first straight flange；142nd, first side；143rd, second side；
15th, button bit.
Specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, concrete below in conjunction with this utility model
Embodiment and corresponding accompanying drawing are clearly and completely described to technical solutions of the utility model.Obviously, described embodiment
It is only a part of embodiment of this utility model, rather than whole embodiments.Based on the embodiment in this utility model, this area
The every other embodiment that those of ordinary skill is obtained under the premise of not making creative work, broadly falls into this utility model
The scope of protection.
As Figure 1-4, the connecting portion between the profile of tooth unit of existing chain type stator lamination, in chain type stator core
Projection can be formed, this projection protrudes from the cylindrical of stator core, leads to the fixation between stator core and casing after piece Cheng Yuan
It is to be fixed by the point of protruding part, make cannot be fitted close between stator core and casing.
As viewed in figures 5-8, this utility model embodiment provides a kind of chain type stator lamination 10, described chain type stator core
It is used for stator core, the profile of tooth unit 11 being sequentially connected with including several, between two neighboring profile of tooth unit 11 after 10 one-tenth circles of piece
Connected by connecting portion 12, be provided with, in the inner side of described connecting portion 12, the groove 13 that turns back, in the outside of described connecting portion 12 is provided with
Recessed transition structure 14, after making described 10 one-tenth circles of chain type stator lamination, the entirety of described transition structure 14 is without departing from Cheng Yuanhou
Stator core cylindrical.
Based on the understanding to technical solutions of the utility model for the those skilled in the art, the quantity of described profile of tooth unit 11 should be with
The quantity of stator slot is identical, forms the stator slot of equal amount after making described 10 one-tenth circles of chain type stator lamination.
Chain type stator lamination described in the utility model, increases a transition structure between two profile of tooth units, protects
Transition structure is controlled within Cheng Yuanhou stator core diameter it is ensured that being face with casing by card chain type stator lamination in Cheng Yuanhou
Contact, increased contact area it is ensured that stator core is fitted close with casing, can be applicable to non-plastic packaging shell motor, such as servo electricity
Machine etc., increased the application scenario of this stator core；Overcome the difficulty that chain type stator core cannot be applied to other housing motors
Topic.
Preferably, described transition structure 14 is groove, including the first straight flange 141 positioned at bottom portion of groove with positioned at groove two
The first side 142 of side, second side 143, described first side 142, second side 143 are connected to described first straight flange 141
Both sides.
By the way of the first straight flange 131 is combined with the side of both sides, the first straight flange 141 is corresponding with the groove 13 that turns back, and works as institute
State chain type stator lamination and become bowlder, the described notch turning back groove 13 reduces or even the both sides of the groove 13 that turns back abut, so that with
Corresponding first straight flange 141 in position of the described groove 13 that turns back also produces deformation, and the side due to the first straight flange 131 and both sides is constituted
Groove structure, so not only effectively reduces the stress concentration of the first straight flange 141 it is also possible to guarantee the first straight flange 141 and both sides
Side is all cylindrical without departing from Cheng Yuanhou stator core.
In the present embodiment, described first side, second side can be rectilinear form or arc shape.
Preferably, when described first side 142, second side 143 are rectilinear form, described first side 142, second
Side 143 is connected using round-corner transition with the junction of described first straight flange 141；And described first side 142, second side
143 are also adopted by round-corner transition with the junction of described profile of tooth unit 11 is connected.Connected using round-corner transition, can be effective further
Reduce the stress concentration of the first straight flange 141 and first side 142, the link position of second side 143, so that whole transition structure is set
Meter is more reasonable.
Preferably, described first side 142, second side 143 be respectively with described first straight flange 141 in obtuse angle.Using blunt
The structure design at angle is not only convenient for molding in technique it is also possible to effectively reduce stress concentration.
Preferably, described first side 142, second side 143 are symmetrical with respect to described first straight flange 141.Adopt
With symmetrical structure design, can make that the structure of described chain type stator lamination is more stable, layout is also more reasonable.
Preferably, described first side 142, second side 143 are in 135 ° of angles with described first straight flange 141 respectively.
Preferably, described first side 142, second side 143 can also be arc shapes, described first side 143,
Dual side-edge 143 and the junction of described first straight flange 141, described first side 142, second side 143 and described profile of tooth unit
11 junction, is connected using round-corner transition.
Based on the understanding of those skilled in the art, described first side 142, second side 143 can also be other shapes.
Preferably, after the described groove 13 that turns back is in the shape of falling v, and 10 one-tenth circles of described chain type stator lamination, the described groove that turns back
13 two lateral edges abut against.
Preferably, the described bottom turning back groove 13 is provided with and subtracts stress groove 131.Subtract the design of stress groove, can significantly drop
The stress concentration that the low described groove 13 that turns back produces during turning back, it is ensured that product has more preferable stability, makes product have
Longer service life.
Preferably, the described stress groove 131 that subtracts is circular or oval.Using circular or oval structure design, make
Subtract stress groove 131 and have and preferably subtract stress effect.
Preferably, the head end of described chain type stator lamination 10 is provided with the first attachment structure 101, and tail end is provided with the second connection
Structure 102, described 10 one-tenth bowlders of chain type stator lamination, described first attachment structure 101 is fitted with described second attachment structure 102
Join connection, and described first attachment structure 101, described second attachment structure 102 are all outer without departing from Cheng Yuanhou stator core
Circle.
Guarantee transition structure overall without departing from Cheng Yuanhou stator core cylindrical while in addition it is also necessary to guarantee described the
One attachment structure 101, the second attachment structure 102 are all cylindrical without departing from Cheng Yuanhou stator core.Thus ensureing that whole chain type is fixed
Sub- lamination, in Cheng Yuanhou, does not have projection to protrude from outer round surface.
In the present embodiment, described first attachment structure 101 and described second attachment structure 102 can be as illustrated in the drawing
Step shape or the other shapes mutually agreed with, such as teeth shape.
Preferably, described profile of tooth unit 11 is in I-shaped, makes described chain type lamination Cheng Yuanhou, two neighboring profile of tooth list
Around forming trapezoidal space between unit, for housing the coil of stator core.The outer side edges of described profile of tooth unit are curved, and
And the radian of the profile of tooth unit radian cylindrical with stator core is equal.
This utility model also provides a kind of stator core, including several chain type stator laminations, several described chain types
Stator lamination Cheng Yuanhou stacking connects, and described chain type stator lamination uses above-described chain type stator lamination 10.Institute
State, between chain type stator lamination 10, stacking connection is carried out by button bit 15.
The stator core that the present embodiment provides, using described chain type stator lamination, increases between two profile of tooth units
Plus a transition structure it is ensured that chain type stator lamination Cheng Yuanhou by transition structure control Cheng Yuanhou stator core diameter with
Interior it is ensured that contacting for face with casing, increased contact area it is ensured that stator core and casing are fitted close, can be applicable to non-moulding
Capsule motor, such as servomotor etc., increased the application scenario of this stator core；Overcome chain type stator core cannot be applied to
A difficult problem for other housing motors.
In sum, skilled addressee readily understands that, on the premise of not conflicting, above-mentioned each advantageous manner can
Freely to combine, to be superimposed.
The above, be only preferred embodiment of the present utility model, not this utility model is made any formal
Restriction, any simple modification, equivalent variations and modification above example made according to technical spirit of the present utility model,
All still fall within the range of technical solutions of the utility model.
Claims (11)
1. a kind of chain type stator lamination, described chain type stator lamination Cheng Yuanhou is used for stator core it is characterised in that including
The profile of tooth unit that several are sequentially connected with, is connected by connecting portion between two neighboring profile of tooth unit, in described connecting portion
Side is provided with the groove that turns back, and is provided with the transition structure of indent in the outside of described connecting portion, makes described chain type stator lamination Cheng Yuanhou,
The entirety of described transition structure is cylindrical without departing from Cheng Yuanhou stator core.
2. chain type stator lamination as claimed in claim 1 is it is characterised in that described transition structure is groove, including being located at
First straight flange of bottom portion of groove and the first side positioned at groove both sides, second side, described first side, second side connect
Both sides in described first straight flange.
3. chain type stator lamination as claimed in claim 2 it is characterised in that described first side, second side with described
The junction of the first straight flange adopts round-corner transition to connect, and/or, described first side, second side and described profile of tooth unit
Junction adopts round-corner transition to connect.
4. chain type stator lamination as claimed in claim 2 or claim 3 is it is characterised in that described first side, second side are in straight
Wire shaped, and respectively with described first straight flange in obtuse angle.
5. chain type stator lamination as claimed in claim 4 it is characterised in that described first side, second side with respect to
Described first straight flange is symmetrical.
6. chain type stator lamination as claimed in claim 5 it is characterised in that described first side, second side respectively with
Described first straight flange is in 135 ° of angles.
7. chain type stator lamination as claimed in claim 2 or claim 3 is it is characterised in that described first side, second side are in arc
Wire shaped.
8. the chain type stator lamination as described in one of claim 1-3 or one of 5-6 is it is characterised in that the described groove that turns back
Bottom is provided with and subtracts stress groove.
9. chain type stator lamination as claimed in claim 8 is it is characterised in that the described stress groove that subtracts is circular or oval.
10. the chain type stator lamination as described in one of claim 1-3 or one of 5-6 or 9 is it is characterised in that described folding
Return-enclosure is in the shape of falling v, and described chain type stator lamination Cheng Yuanhou, and two lateral edges of the described groove that turns back abut against.
A kind of 11. stator cores, including several chain type stator laminations, several described chain type stator lamination Cheng Yuanhou layers
Folded connection is it is characterised in that described chain type stator lamination usage right requires the chain type stator lamination described in one of 1-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620847645.3U CN205901458U (en) | 2016-08-05 | 2016-08-05 | Stator core and chain stator core piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620847645.3U CN205901458U (en) | 2016-08-05 | 2016-08-05 | Stator core and chain stator core piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205901458U true CN205901458U (en) | 2017-01-18 |
Family
ID=57783233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620847645.3U Expired - Fee Related CN205901458U (en) | 2016-08-05 | 2016-08-05 | Stator core and chain stator core piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205901458U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106130207A (en) * | 2016-08-05 | 2016-11-16 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of stator core and chain type stator lamination |
-
2016
- 2016-08-05 CN CN201620847645.3U patent/CN205901458U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106130207A (en) * | 2016-08-05 | 2016-11-16 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of stator core and chain type stator lamination |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205123536U (en) | Salient pole halbach composite permanet magnet rotating electrical machines | |
| CN205901458U (en) | Stator core and chain stator core piece | |
| CN105099017B (en) | Motor, stator core and stator punching sheet thereof | |
| CN204290519U (en) | Motor stator core, motor stator and motor | |
| CN202931047U (en) | Stator core lamination, stator core and motor comprising same | |
| CN106130207A (en) | A kind of stator core and chain type stator lamination | |
| CN103325554B (en) | The transformer framework that a kind of Anti-surging impacts | |
| CN205846882U (en) | A kind of stator core and there is the motor of this stator core | |
| CN205051454U (en) | Stator punching sheet, stator and motor | |
| CN207339441U (en) | A kind of stator core and its plastic packaging stator of application, external rotor electric machine | |
| CN205017123U (en) | Motor, stator core and stator punching sheet thereof | |
| CN205791849U (en) | A kind of rotor magnetic pole two-wire separation structure | |
| CN204103613U (en) | There is the motor of assembled stator | |
| CN208985843U (en) | The isolated transformer framework of modified form | |
| CN205921467U (en) | Chain stator core , motor stator and motor | |
| CN202475207U (en) | Improved structure of permanent magnet | |
| CN205583869U (en) | A motor stator | |
| CN101459353B (en) | Stator iron core construction for outer rotor permanent magnet motor and stator winding contra-wound method | |
| CN204926956U (en) | Low sense high power inductors | |
| CN107846098A (en) | Stator structure and motor | |
| CN204179457U (en) | Novel commutator | |
| CN204669102U (en) | Motor stator | |
| CN204517519U (en) | A kind of motor stator | |
| CN202276200U (en) | Stator and motor | |
| CN209375266U (en) | Stator punching sheet, stator core and motor |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170118 Termination date: 20210805 |