CN208691017U - A kind of stator structure - Google Patents
A kind of stator structure Download PDFInfo
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- CN208691017U CN208691017U CN201821240407.1U CN201821240407U CN208691017U CN 208691017 U CN208691017 U CN 208691017U CN 201821240407 U CN201821240407 U CN 201821240407U CN 208691017 U CN208691017 U CN 208691017U
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- stator
- insulation framework
- stator core
- fixed part
- stator structure
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Abstract
Stator structure provided by the utility model, stator core are an integral structure with insulation framework injection molding；Improve the bonding strength of the stator core and the insulation framework；Meanwhile fixed part is set in the insulation framework, the stator core is fixedly mounted by the fixed part, without separately setting up mounting portion on stator core, it can reduce the diameter of stator core, to reduce the use of the raw material of production stator core, to save production cost；The fixed part strength of materials is higher than the strength of materials of the insulation framework, to enhance the bonding strength of stator structure.
Description
Technical field
The utility model relates to technical field of motors, are related specifically to a kind of stator structure.
Background technique
The one kind of rotary transformer (referred to as " rotation becomes ") as position sensor, because it can be under the conditions of rugged environment
Work: such as mechanical oscillation, high revolving speed, high angular acceleration and noiseless and inflammable, explosive, high/low temperature (- 40~155 is required
DEG C) etc. conditions and have the advantages such as high-precision, high reliability, simple and compact for structure, low in cost, be widely used in power electric
The position sensor of machine, for detecting the angle and revolving speed of rotor.
The rotor of rotary transformer is mounted in the shaft of motor, and stator is mounted on the pedestal of motor, stator and pedestal
It is usually installed by screw or pressing plate, reserved screw hole space is needed when installing using screw, will lead to stator outer diameter
Become larger, become larger though can reduce stator outer diameter using pressing plate installation, is intended to increase a laminate parts, and stator is solid
The fixed intensity screw that compares is mounted directly and wants weak, and, the case where screw installation is not adapted to using the rotation change of pressing plate installation,
But the rotation of screw installation becomes also can pressing plate installation.
The rotation that market top board installation at present and screw are mounted directly structure becomes generally existing, uses in the prior art
The structure that screw mounting hole is directly stamped out on the stator core of stator realizes installation, needs the stator iron that preferred dimension is bigger
Core, stock utilization are low；For the different installation interface requirements of different clients, the stamping die of stator core needs to do again,
Poor compatibility.
Utility model content
The purpose of this utility model is to provide a kind of stator structures, to solve in the prior art for installation strength needs
The problem of selecting biggish stator core.
The utility model provides a kind of stator structure, including stator core and insulation framework；The stator core is located at
In the insulation framework, the stator core is an integral structure with insulation framework injection molding；It is arranged in the insulation framework
There is fixed part；The intensity of the fixed part is higher than the intensity of the insulation framework.
Optionally, in the stator structure, the fixed part is several, and insulation framework is divided into several equal portions.
Optionally, the stator described in the stator structure is mounted on a mounting plate；The fixed part has the first peace
Fill hole；First mounting hole is used cooperatively with the second mounting hole on the mounting plate.
Optionally, the stator structure described in the stator structure further includes bushing；The bushing is located at first peace
It fills in hole.
Optionally, in the stator structure, the bushing is an integral structure with stator core injection molding.
Optionally, in the stator structure, if the stator core is made of dry plate rotation lamination riveting superposition.
Optionally, in the stator structure, circumferential reinforcement part is equipped in the insulation framework.
Optionally, in the stator structure, the circumferential direction reinforcement part is that adding for the insulation framework outer surface is arranged in
Strengthening tendons.
Optionally, in the stator structure, local strengthening portion is equipped in the insulation framework.
Optionally, in the stator structure, the local strengthening portion is the protective cover cooperated with the stator core.
Optionally, in the stator structure, the insulation framework uses PA66, PA6, PBT or PET material；It is described solid
Determining portion is metal material；For the fixed position in the insulation framework, the fixed part and the insulation framework are molded into one
Body formula structure.
Compared with the prior art, stator structure provided by the utility model, stator core are integrated with insulation framework injection molding
Formula structure；Improve the bonding strength of the stator core and the insulation framework；Meanwhile being arranged in the insulation framework solid
Determine portion, the stator core is fixedly mounted by the fixed part, without separately setting up mounting portion on stator core, can reduce
The diameter of stator core, to reduce the use of the raw material of production stator core, to save production cost；The fixation
The intensity in portion is higher than the intensity of the insulation framework, to enhance the bonding strength of stator structure.
Detailed description of the invention
Fig. 1 is the stator structure schematic diagram of the utility model embodiment one；
Fig. 2 is the structural schematic diagram that the utility model rotates lamination；
Fig. 3 is the stator structure schematic diagram of the utility model embodiment two；
Fig. 4 is another schematic diagram of the stator structure of the utility model embodiment two.
Wherein, in Fig. 1 to 4:
1- stator core；11- rotates lamination；111- tooth；112- wire casing；2- insulation framework；21- fixed part；211- first
Mounting hole；3- bushing；The first reinforcement part of 4-；The second reinforcement part of 5-；6- protective cover.
Specific embodiment
To keep the purpose of this utility model, advantages and features clearer, below in conjunction with attached drawing 1-4 the utility model proposes
Stator structure be described in further detail.It should be noted that attached drawing is all made of very simplified form and using non-accurate
Ratio, only to it is convenient, lucidly aid in illustrating the purpose of the utility model embodiment.
<embodiment one>
Refering to fig. 1-2, the utility model provides a kind of stator structure, including stator core 1 and insulation framework 2, described
Stator core 1 is located in the insulation framework 2, and the stator core 1 is an integral structure with the insulation framework 2 injection molding；Institute
It states and is provided with fixed part 21 in insulation framework 2；The intensity of the fixed part 21 is higher than the intensity of the insulation framework 2.
Stator core 1 is an integral structure with the injection molding of insulation framework 2；Improve the stator core 1 and the insulation bone
The bonding strength of frame 2；Meanwhile fixed part 21 is set in the insulation framework 2, the stator core 1 passes through the fixed part
21 are fixedly connected with the mounting plate, it is not necessary that the mounting portion with mounting plate cooperation is separately arranged on stator core 1, can subtract
The diameter of small stator core 1, to reduce the use of the raw material of production stator core 1, to save production cost；It is described
The intensity of fixed part 21 is higher than the intensity of the insulation framework 2, to enhance the bonding strength of stator structure Yu the mounting plate.
If the stator core 1 is made of the dry plate rotation riveting superposition of lamination 11, if the inner sidewall of dry plate rotation lamination 11
Circumferential direction interval form with teeth 111, wire casing 112, more than one 111 direction of tooth are formed between two adjacent teeth 111
It is formed with more than one groove on the end face at 1 center of stator core, in a mold according to the angle of the rotation lamination 11 of setting
Stator core 1 is built up by lamination 11 is rotated with riveted structure, the stator burr uniformity produced by rotation lamination 11 is good, ruler
Very little consistency is high.
The fixed part 21 is several, several described fixed parts 21 are uniformly arranged on the 2 radial direction side of insulation framework
Divide to and by insulation framework 2 for several equal portions, fixed part 21 shown in figure is three, and it is third that the insulation framework 2, which is divided,
Part, entire stator uniform force during installation can be made, guarantee the fastness and quality of installation, certainly, here and non-limiting
The quantity of the fixed part 21 is intended merely to show the positional relationship that the fixed part 21 divides equally the insulation framework 2.
The fixed part 21 has the first mounting hole 211；First mounting hole 211 and the second peace on the mounting plate
Dress hole is used cooperatively, and fixing bolt is tightened by first mounting hole 211 and second mounting hole cooperation, and stator is pacified
On the mounting plate.
For the bonding strength between fixed part 21 and stator core 1, can be set along the surface of the insulation framework 2 week
To reinforcement part, the circumferential direction reinforcement part can be the first reinforcement part 4 being arranged at a in the insulation framework 2 and/or insulation
It is the second reinforcement part 5 around insulation framework 2 one weeks at b on skeleton 2, fixed part 21 and stator core 1 is connected to one
It rises to improve the bonding strength of fixed part 21 Yu stator core 1；In order to guarantee fixed part 21, stator core 1 and insulation framework 2 three
Bonding strength between person, and the bonding strength of harness being mounted in insulation framework 2, can also be in the c in insulation framework 2
Setting local strengthening portion, place, the local strengthening portion is the protective cover 6 cooperated with the stator core 1.First reinforcement part 4
It can be reinforcing rib with the second reinforcement part 5 and protective cover 6；It further, can be by insulation framework in order to save the assembly space of stator
The first reinforcement part 4 at a on 2 is processed into part Openworks shape；The insulation framework 2 uses PA66, PA6, PBT or PET material；
The fixed part 21 is metal material；It is described to fix 21 in the insulation framework 2, the fixed part 21 and the insulation
The injection molding of skeleton 2 is an integral structure.
<embodiment two>
Refering to Fig. 2-4, the utility model provides a kind of stator structure, including stator core 1 and insulation framework 2, described
Stator core 1 is an integral structure with the injection molding of insulation framework 2；Fixed part 21 is provided in the insulation framework 2；The fixed part
21 further include bushing 3, and the bushing 3 is metal material with high hardness.
Stator core 1 is an integral structure with the injection molding of insulation framework 2；Improve the stator core 1 and the insulation bone
The bonding strength of frame 2；Meanwhile fixed part 21 is set in the insulation framework 2, fixed part 21 further includes bushing 3, the stator
Iron core 1 is fixedly connected by the bushing 3 with the mounting plate, is matched without being separately arranged on stator core 1 with the mounting plate
The mounting portion of conjunction, can reduce the diameter of stator core 1, to reduce the use of the raw material of production stator core 1, to save
About production cost；The bushing 3 is metal material with high hardness, to enhance the bonding strength of the stator core 1.
If the stator core 1 is made of the dry plate rotation riveting superposition of lamination 11, if the inner sidewall of dry plate rotation lamination 11
Circumferential direction interval form with teeth 111, wire casing 112, more than one 111 direction of tooth are formed between two adjacent teeth 111
It is formed with more than one groove on the end face at 1 center of stator core, in a mold according to the angle of the rotation lamination 11 of setting
Stator core 1 is built up by lamination 11 is rotated with riveted structure, the stator burr uniformity produced by rotation lamination 11 is good, ruler
Very little consistency is high.
Several fixed parts 21 for being provided with the bushing 3 are uniformly arranged on 2 radial direction of insulation framework and will be exhausted
Edge skeleton 2 divides for several equal portions, and fixed part 21 shown in figure is three, and the insulation framework 2 is divided for three equal parts, can be made
Entire stator uniform force during installation, since the bushing 3 is metal material with high hardness, so as to mention stator core 1
The fastness and quality of installation, certainly, here and non-limiting described in fixed part 21 quantity, be intended merely to show the fixation
The positional relationship that the insulation framework 2 is divided equally in portion 21.
The bushing 3 is fixedly connected with the stator core 1 by insulation framework 2, and the fixed part 21 has the first peace
Fill hole 211；The bushing 3 is arranged in first mounting hole 211, and fixing bolt passes through the bushing 3 and second peace
The cooperation of dress hole is tightened, and stator structure is mounted on the mounting plate.
In order to guarantee the bonding strength between bushing 3 and stator, circumferential add, can be set along the surface of the insulation framework 2
Strong portion；The circumferential direction reinforcement part can be is equipped with the first reinforcement part 4 and/or insulation framework 2 at a in the insulation framework 2
On b at for around stator core 1 one weeks second reinforcement parts 5, bushing 3 and stator core 1 are linked together with raising
The bonding strength of bushing 3 and stator core 1；In order to guarantee the bonding strength of bushing 3, stator core 1 and insulation framework 2, and
It is mounted on the bonding strength of the harness in insulation framework 2, local strengthening portion can also be set at the c in insulation framework 2, it is described
Local strengthening portion is the protective cover 6 cooperated with the stator core 1.First reinforcement part 4 and the second reinforcement part 5 and protective cover
6 can be reinforcing rib；Further, in order to save the assembly space of stator structure, can by first at a in insulation framework 2 plus
It is processed into part Openworks shape in strong portion 4；The insulation framework 2 uses PA66, PA6, PBT or PET material using the insulation framework；
The bushing 3 is metal material；The bushing 3 is located in the insulation framework 2, and the bushing 3 is molded with the insulation framework 2
It is an integral structure.
Foregoing description is only the description to the utility model preferred embodiment, not to any limit of the scope of the utility model
Fixed, any change, the modification that the those of ordinary skill in the utility model field does according to the disclosure above content belong to right and want
Seek the protection scope of book.
Claims (11)
1. a kind of stator structure, which is characterized in that the stator structure includes stator core and insulation framework；The stator core
In the insulation framework, the stator core is an integral structure with insulation framework injection molding；In the insulation framework
It is provided with fixed part；The intensity of the fixed part is higher than the intensity of the insulation framework.
2. stator structure according to claim 1, which is characterized in that the fixed part is several, and by insulation framework
It is divided into several equal portions.
3. stator structure according to claim 2, which is characterized in that the stator is mounted on a mounting plate；It is described solid
Portion is determined with the first mounting hole；First mounting hole is used cooperatively with the second mounting hole on the mounting plate.
4. stator structure according to claim 3, which is characterized in that the stator structure further includes bushing；The bushing
In first mounting hole.
5. stator structure according to claim 4, which is characterized in that the bushing is integrated with stator core injection molding
Formula structure.
6. stator structure according to claim 1, which is characterized in that if the stator core is riveted by dry plate rotation lamination
Superposition composition.
7. stator structure according to claim 1, which is characterized in that be equipped with circumferential reinforcement part in the insulation framework.
8. stator structure according to claim 7, which is characterized in that the circumferential direction reinforcement part is to be arranged in the insulation bone
The reinforcing rib of frame outer surface.
9. stator structure according to claim 1, which is characterized in that be equipped with local strengthening portion in the insulation framework.
10. stator structure according to claim 9, which is characterized in that the local strengthening portion is and the stator core
The protective cover of cooperation.
11. stator structure according to claim 1, which is characterized in that the insulation framework using PA66, PA6, PBT or
PET material；The fixed part is metal material；The fixed position in the insulation framework, the fixed part and it is described absolutely
The injection molding of edge skeleton is an integral structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821240407.1U CN208691017U (en) | 2018-08-02 | 2018-08-02 | A kind of stator structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821240407.1U CN208691017U (en) | 2018-08-02 | 2018-08-02 | A kind of stator structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208691017U true CN208691017U (en) | 2019-04-02 |
Family
ID=65883501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821240407.1U Active CN208691017U (en) | 2018-08-02 | 2018-08-02 | A kind of stator structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208691017U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111697715A (en) * | 2020-06-02 | 2020-09-22 | 宁波鼎祥电器制造有限公司 | Small-sized motor |
-
2018
- 2018-08-02 CN CN201821240407.1U patent/CN208691017U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111697715A (en) * | 2020-06-02 | 2020-09-22 | 宁波鼎祥电器制造有限公司 | Small-sized motor |
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