CN204886440U - Compressor, motor and stator slot structure thereof - Google Patents
Compressor, motor and stator slot structure thereof Download PDFInfo
- Publication number
- CN204886440U CN204886440U CN201520666796.4U CN201520666796U CN204886440U CN 204886440 U CN204886440 U CN 204886440U CN 201520666796 U CN201520666796 U CN 201520666796U CN 204886440 U CN204886440 U CN 204886440U
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- stator
- motor
- slot
- groove
- notch
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Abstract
The utility model relates to a compressor, motor and stator slot structure thereof constitutes joints grooves through adopting interface channel to connect two at least independent stator slots, and every unites a plurality of stator slots sharing notch of single individual stator slot wherein in groove to reduce notch quantity, and then realized reducing stator notch size, reduced the air gap between motor stator and rotor, this kind of design can reduce the pick -up current, reduces stray loss, reduces the excitation current, and increase power factor can promote the electric efficiency. The utility model also discloses a motor of using above -mentioned stator slot structure. The utility model also discloses a compressor of using above -mentioned motor.
Description
Technical field
The utility model relates to motor stator technical field, particularly a kind of compressor, motor and stator rabbet structure thereof.
Background technology
General compressor motor stator is semi-enclosed slot structure, and air gap between motor stator and rotor is larger, and exciting current is larger, and efficiency and power factor all can reduce.And semi-enclosed slot structure is equivalent to add a part of air gap, motor performance can be made to be deteriorated.
Utility model content
In view of this, the utility model provides a kind of stator rabbet structure, solves the impact that stator exists the multipair motor performance of notch quantity.
The utility model additionally provides a kind of motor applying said stator notch arrangement.
The utility model additionally provides a kind of compressor applying above-mentioned motor.
For achieving the above object, the utility model provides following technical scheme:
A kind of stator rabbet structure, comprises at least two associating grooves, each described associating groove by least two independently stator slot be formed by connecting by interface channel, and the multiple described stator slot in each described associating groove shares the notch of wherein single described stator slot.
Preferably, described associating groove is symmetrical along the center line of stator.
Preferably, described interface channel is connected with any place between bottom land on groove top.
Preferably, described in described associating groove, the grooved of stator slot is flat-bottom slot, peariform slot and/or circular recess.
Preferably, the width dimensions scope of the passage that rolls off the production line: be greater than zero, be less than separation.
Preferably, the width dimensions scope of the described notch of described stator slot: be greater than zero, is less than the width of described stator slot.
Preferably, all grooves are described associating groove.
Preferably, the individual slots be made up of single described stator slot is also comprised.
A kind of motor, comprise stator, the stator core of described stator is laminated into by stator punching, and described stator punching has above-mentioned stator rabbet structure.
A kind of compressor, comprise motor, it is characterized in that, described motor is above-mentioned motor.
As can be seen from above-mentioned technical scheme, the stator rabbet structure that the utility model provides, at least two independently stator slot formation associating grooves are connected by adopting interface channel, and the multiple stator slots in each associating groove share the notch of wherein single stator slot, thus decrease notch quantity, and then achieve reduction stator rabbet size, reduce the air gap between motor stator and rotor; This kind of design can reduce starting current, reduces stray loss, and reduce exciting current, increasing power factor, can lifting motor efficiency.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The schematic diagram of stator rabbet structure in first embodiment that Fig. 1 provides for the utility model;
The schematic diagram of stator rabbet structure in second embodiment that Fig. 2 provides for the utility model;
The schematic diagram of stator rabbet structure in the 3rd embodiment that Fig. 3 provides for the utility model.
Wherein, 1 is associating groove, and 2 is stator slot, and 3 is interface channel, and 4 is notch, and 5 is separation, and 6 is stator core.
Embodiment
Core improvement of the present utility model is to disclose a kind of stator rabbet structure, solves the impact that stator exists the multipair motor performance of notch quantity.
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1-Fig. 3, the schematic diagram of stator rabbet structure in first embodiment that Fig. 1 provides for the utility model; The schematic diagram of stator rabbet structure in second embodiment that Fig. 2 provides for the utility model; The schematic diagram of stator rabbet structure in the 3rd embodiment that Fig. 3 provides for the utility model.
The stator rabbet structure that the utility model embodiment provides, its core improvement is, comprise at least two associating grooves 1, each above-mentioned associating groove 1 by least two independently stator slot 2 be formed by connecting by interface channel 3, and multiple stator slots in each associating groove 12 share the notch 4 of wherein single stator slot 2.
As can be seen from above-mentioned technical scheme, the stator rabbet structure that the utility model embodiment provides, the problem that adopt the mode adding associating groove 1 to solve electric efficiency that notch quantity causes more is low, thus decrease notch quantity, and then achieve reduction stator rabbet size, reduce the air gap between motor stator and rotor; This kind of design can reduce starting current, reduces stray loss, and reduce exciting current, increasing power factor, can lifting motor efficiency.
In order to optimize above-mentioned technical scheme further, associating groove 1 is symmetrical along the center line of stator.Its structure can with reference to shown in Fig. 1-Fig. 3, and grooved distribution is all symmetrical along vertical center line the right and left, can ensure that stator field is evenly distributed like this.As preferably, the groove structure centre of stator is symmetrical.
In above stator rabbet structure, interface channel 3 is connected with any place between bottom land on groove top.The effect of interface channel 3 connects two adjacent stator slots 2, make two independently stator slot 2 be connected to form associating groove 1.The change in location of interface channel 3 is less to influence on Harmonic Armature, and those skilled in the art can determine its link position according to actual conditions.As depicted in figs. 1 and 2, interface channel 3 is connected to groove top and bottom land; As shown in Figure 3, interface channel 3 can also be connected to the position in the middle of groove top and bottom land.As preferably, be positioned at groove top, the interface channel 3 of bottom land and/or centre lays respectively at circumferentially same.
Stator grooved can be any grooved, grooved in the Yu Shangtu that lets loose.As preferably, in associating groove 1, the grooved of stator slot 2 is flat-bottom slot, peariform slot and/or circular recess etc.
In the specific embodiment that this programme provides, the interface channel size between stator rabbet and groove can arbitrarily be changed.Dimensional requirement is as follows: the width dimensions scope of the passage that rolls off the production line: be greater than zero, is less than separation 5.The width dimensions scope of the notch 4 of stator slot 2: be greater than zero, is less than the width of stator slot 2.
Notch quantity, grooved distribution constraint are as follows:
Suppose that number of stator slots has N number of.
1, notch number constraint: notch number is more than or equal to 2, is less than or equal to N-2.
It is the notch quantity contained under all situations that notch constrains within the scope of this.Two notches to be had because stator enamelled wire rolls off the production line, carry out symmetry and roll off the production line.So the minimum situation of notch number only there are two notches, each notch is made up of N/2 stator slot.The situation that notch is maximum is the associating groove be only made up of two stator slots by two, and other stator slots are individual slots.
2, grooved distribution constraint: in stator grooved composition, at least exists two and shares by two stator slots the associating groove that notch forms.
3, the constraint of groove composition is combined: associating groove can be connected by groove interface channel by the individual independently stator slot of 2-N/2, and form an associating groove, each associating groove shares a notch.
The object of above 2nd, involved in the 3rd structure is for reducing notch, interface channel is used to connect two independently stator slot formation associating grooves for the object reaching reduction notch have employed, reduction starting current can be reached like this, reduce stray loss, reduce exciting current, increasing power factor, can the object of lifting motor efficiency.
In above stator structure, the associating groove that can be made up of varying number individual slots exists jointly, and even all grooves are associating groove 1, also can there is the individual slots be made up of single stator slot 2.Concrete structure as shown in Figure 2 and Figure 3, Fig. 2, Fig. 3 are two kinds of situations of grooved distribution, be grooved symmetrical along center line both sides, wherein all associating grooves 1 form by two stator slots 2 in fig. 2, and all associating grooves equal 1 are made up of 2-4 stator slot 2 in figure 3.
The utility model embodiment still provides a kind of motor, comprises stator, and the stator core 6 of stator is laminated into by stator punching, and its core improvement is, stator punching has above-mentioned stator rabbet structure.Namely, on normal stator lamination structure, reduce stator rabbet size, reduce notch quantity, add associating groove.
The production technology of this programme: according to actual conditions, selects optimum size in the variable range of each size, adopts high stamping die punching this kind of grooved stator punching, laminated into iron core, obtain the stator core 6 of this kind of structure.Enamelled wire is rolled off the production line by notch single turn or multiturn simultaneously, and enamelled wire is transferred to by interface channel between groove 3 and specifies in stator slot 2.After having rolled off the production line, interface channel 3 can use timber wedge or other insulating material to fill up, and is the enamelled wire in fixed stator groove 2 by the object that interface channel 3 fills up, and prevents enamelled wire from entering in interface channel 3.
The utility model embodiment still provides a kind of compressor, comprises motor, and its core improvement is, motor is above-mentioned motor.The utility model embodiment still provides a kind of air-conditioning applying above-mentioned compressor.
In sum, the stator rabbet structure that the utility model embodiment provides, at least two independently stator slot formation associating grooves are connected by adopting interface channel, and the multiple stator slots in each associating groove share the notch of wherein single stator slot, thus decrease notch quantity, and then achieve reduction stator rabbet size, reduce the air gap between motor stator and rotor; This kind of design can reduce starting current, reduces stray loss, and reduce exciting current, increasing power factor, can lifting motor efficiency.The utility model embodiment still provides a kind of motor applying said stator notch arrangement.The utility model embodiment still provides a kind of compressor applying above-mentioned motor.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a stator rabbet structure, it is characterized in that, comprise at least two associatings groove (1), each described associating groove (1) by least two independently stator slot (2) be formed by connecting by interface channel (3), and multiple described stator slot (2) in each described associating groove (1) shares the notch (4) of wherein single described stator slot (2).
2. stator rabbet structure according to claim 1, is characterized in that, described associating groove (1) is symmetrical along the center line of stator.
3. stator rabbet structure according to claim 2, is characterized in that, described interface channel (3) is connected with any place between bottom land on groove top.
4. stator rabbet structure according to claim 3, is characterized in that, described in described associating groove (1), the grooved of stator slot (2) is flat-bottom slot, peariform slot and/or circular recess.
5. stator rabbet structure according to claim 4, is characterized in that, the width dimensions scope of the passage that rolls off the production line: be greater than zero, is less than separation (5).
6. stator rabbet structure according to claim 5, is characterized in that, the width dimensions scope of the described notch (4) of described stator slot (2): be greater than zero, be less than the width of described stator slot (2).
7. the stator rabbet structure according to claim 1-6 any one, is characterized in that, all grooves are described associating groove (1).
8. the stator rabbet structure according to claim 1-6 any one, is characterized in that, also comprises the individual slots be made up of single described stator slot (2).
9. a motor, comprises stator, and the stator core (6) of described stator is laminated into by stator punching, it is characterized in that, described stator punching has the stator rabbet structure as described in claim 1-8 any one.
10. a compressor, comprises motor, it is characterized in that, described motor is motor as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520666796.4U CN204886440U (en) | 2015-08-31 | 2015-08-31 | Compressor, motor and stator slot structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520666796.4U CN204886440U (en) | 2015-08-31 | 2015-08-31 | Compressor, motor and stator slot structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204886440U true CN204886440U (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520666796.4U Withdrawn - After Issue CN204886440U (en) | 2015-08-31 | 2015-08-31 | Compressor, motor and stator slot structure thereof |
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| CN (1) | CN204886440U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105186722A (en) * | 2015-08-31 | 2015-12-23 | 珠海凌达压缩机有限公司 | Compressor, motor and stator slot opening structure of motor |
-
2015
- 2015-08-31 CN CN201520666796.4U patent/CN204886440U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105186722A (en) * | 2015-08-31 | 2015-12-23 | 珠海凌达压缩机有限公司 | Compressor, motor and stator slot opening structure of motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151216 Effective date of abandoning: 20180703 |
|
| AV01 | Patent right actively abandoned |