CN105680654A - Air conditioner, compressor and rotor of compressor - Google Patents
Air conditioner, compressor and rotor of compressor Download PDFInfo
- Publication number
- CN105680654A CN105680654A CN201610061219.1A CN201610061219A CN105680654A CN 105680654 A CN105680654 A CN 105680654A CN 201610061219 A CN201610061219 A CN 201610061219A CN 105680654 A CN105680654 A CN 105680654A
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- China
- Prior art keywords
- rotor
- slot
- compressor
- rotor body
- rotor slot
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K17/00—Asynchronous induction motors; Asynchronous induction generators
- H02K17/02—Asynchronous induction motors
- H02K17/16—Asynchronous induction motors having rotors with internally short-circuited windings, e.g. cage rotors
- H02K17/18—Asynchronous induction motors having rotors with internally short-circuited windings, e.g. cage rotors having double-cage or multiple-cage rotors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
- F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Induction Machinery (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Compressor (AREA)
Abstract
The invention discloses an air conditioner, a compressor and a rotor of the compressor. The rotor comprises a rotor body, aluminum strips and two end rings, wherein multiple main rotor grooves uniformly distributed along the circumferential direction of the rotor body are formed in the rotor body; the rotor body is divided into two parts through a rotor body axial plane, and the two parts comprise a first part and a second part; secondary rotor grooves are also formed in the first part or the second part; the main rotor grooves and the secondary rotor grooves are both cur-through grooves; the aluminum strips are arranged in both of the main rotor grooves and the secondary rotor grooves; the rotor body is made from a silicon steel material normally; due to the different densities of aluminum and silicon steel, the rotor body is unbalanced; when the rotor body is assembled, the secondary rotor grooves and one side, relatively far from the axial line, of a crankshaft are positioned on the same side, so that the balance of the rotor and the crankshaft is ensured. According to the technical scheme provided by the invention, a balance block with a relatively large size is not required, so that friction between the relatively large balance block and refrigerant and other medium is avoided; and a condition of relatively high heat rise and increased wind resistance loss of the motor is prevented as well.
Description
Technical field
The present invention relates to compressor arrangement technical field, more specifically, it relates to a kind of conditioner, compressor and rotor thereof.
Background technology
In the structure of compressor, motor is the power mechanism of compressor, and compressor electric motor comprises stators and rotators, and wherein rotor cutting magnetic induction line and then generation drive the power that the pump assembly of compressor rotates. As shown in Figure 1, rotor comprises rotor body 04, aluminium bar and is separately positioned on two end ring 03 at rotor body 04 two ends, and its rotor body 04 has the through rotor slot of multiple axis, and aluminium bar is embedded in the rotor slot of rotor body. Rotor body is generally made by silicon steel and is formed.
The bent axle 01 of compressor pump assembly, through the interior hole of rotor, owing to bent axle 01 is eccentric, therefore generally all arranges counterbalance weight 02 structure so that rotor itself is uneven on the end ring 02 of two ends of rotor, and then the eccentricity of balance crankshaft 01. But counterbalance weight is set on end ring, the end face forming station stage structure of counterbalance weight 02 and end ring 03, in rotor turns process counterbalance weight can with the medium friction such as refrigerant, rise heat relatively big and the windage loss of motor can be increased.
In sum, how effectively to reduce the windage loss of motor, it is current those skilled in the art's urgent problem.
Summary of the invention
In view of this, first object of the present invention is to provide a kind of rotor, the structure design of this rotor can reduce the windage loss of motor effectively, and the 2nd object of the present invention is to provide a kind of compressor of above-mentioned rotor and comprise the conditioner of above-mentioned compressor of comprising.
In order to reach above-mentioned first object, the present invention provides following technical scheme:
A kind of rotor, comprise rotor body, aluminium bar and two end ring, described rotor body is provided with along its circumferential uniform multiple main rotor slot, described rotor body is divided into two portions by the plane crossing described rotor body axis, and described two portions are respectively first part and second section, also being provided with secondary rotor slot on described first part or second section, described main rotor slot and secondary rotor slot are through slot, and are provided with aluminium bar in described main rotor slot and secondary rotor slot.
Preferably, in above-mentioned rotor, the quantity of described secondary rotor slot is multiple and circumferential uniform along described rotor body in described first part or second section.
Preferably, in above-mentioned rotor, described secondary rotor slot is circle groove, side's groove or oval groove.
Preferably, in above-mentioned rotor, described secondary rotor slot is positioned at the inner side of described main rotor slot.
Preferably, in above-mentioned rotor, described end ring is aluminium ring, and described aluminium ring and aluminium bar are formed by a die casting.
Preferably, in above-mentioned rotor, described end ring is aluminium ring, and the end face of described end ring can cover the notch of described main rotor slot and the notch of secondary rotor slot.
Preferably, in above-mentioned rotor, described first part arranges described secondary rotor slot, and described first part is also provided with secondary counterbalance weight.
Preferably, in above-mentioned rotor, described end ring is aluminium ring, and described secondary counterbalance weight is aluminium block, and described aluminium ring, secondary counterbalance weight and aluminium bar are formed by a die casting.
A kind of compressor, comprises such as the rotor according to any one of above-mentioned.
A kind of conditioner, comprises such as the compressor described in above-mentioned.
In rotor provided by the invention, secondary rotor slot is set in the side of rotor body, and in secondary rotor slot, aluminium bar is set, rotor body is generally silicon steel material, so utilizes aluminium different from the density of silicon steel, makes the weight of rotor body both sides different, and then make rotor itself uneven, during assembling, the side making the distance axial line distance of secondary rotor slot and bent axle bigger is all positioned at the same side, so ensure that rotor and bent axle balance. The volume size of secondary rotor slot can set according to the eccentricity of bent axle in practical situation. In technical scheme provided by the invention, it is not necessary to the bigger counterbalance weight of volume is all set at rotor body two ends, and then avoid the medium frictions such as the bigger counterbalance weight of volume and refrigerant, rise heat relatively big and the situation of the windage loss of motor can be increased. And, in technical scheme provided by the invention, add the section area of aluminium bar, and then improve the efficiency of compressor electric motor.
In order to reach above-mentioned 2nd object, present invention also offers a kind of compressor, this compressor comprises any one rotor above-mentioned. Owing to above-mentioned rotor has above-mentioned technique effect, the compressor with this rotor also should have corresponding technique effect. Present invention also offers a kind of conditioner comprising above-mentioned compressor, therefore conditioner also should have corresponding technique effect.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, it is 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 some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is prior art rotor and the structural representation of bent axle assembling;
The vertical view of the rotor that Fig. 2 provides for the first embodiment of the present invention;
The vertical view of the rotor that Fig. 3 provides for the present invention's the 2nd kind of embodiment;
The vertical view of the rotor that Fig. 4 provides for the third embodiment of the present invention;
The sectional view of the rotor that Fig. 5 provides for an embodiment of the present invention;
The sectional view of the rotor that Fig. 6 provides for the present invention's another kind of embodiment.
In FIG:
01-bent axle, 02-counterbalance weight, 03-end ring, 04-rotor body;
In Fig. 2-Fig. 6:
The secondary rotor slot of 1-bent axle, 2-rotor body, the main rotor slot of 2a-, 2b-, 3-secondary counterbalance weight, 4-end ring.
Embodiment
First object of the present invention is to provide a kind of rotor, and the structure design of this rotor can reduce the windage loss of motor effectively, and the 2nd object of the present invention is to provide and a kind of comprise the compressor of above-mentioned rotor and comprise the conditioner of above-mentioned compressor.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only the present invention's part embodiment, instead of whole embodiments. Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 2-Fig. 6, the rotor that the embodiment of the present invention provides comprises rotor body 2, aluminium bar and two end ring 4, wherein two end ring 4 are separately positioned on the two ends of rotor body 2, rotor body 2 are provided with along the uniform multiple main rotor slot 2a of its circumference, are provided with aluminium bar in main rotor slot 2a. Focusing on, rotor body 2 is divided into two portions by the plane crossing rotor body 2 axis, and two portions are respectively first part and second section, and rotor body 2 is divided equally for two portions by the plane namely crossing rotor axis. And first part or second section are also provided with secondary rotor slot 2b, namely in first part and second section are provided with on another in main rotor slot 2a and secondary rotor slot 2b, first part and second section to be only provided with main rotor slot 2a. And main rotor slot 2a and secondary rotor slot 2b is through slot, main rotor slot 2a and secondary rotor slot 2b is all through along the direction being parallel to rotor body 2 axis, namely main rotor slot 2a and secondary rotor slot 2b extends to the other end by one end of rotor body 2, is provided with aluminium bar in main rotor slot 2a and secondary rotor slot 2b.
In the rotor that the embodiment of the present invention provides, secondary rotor slot 2b is set in the side of rotor body 2, and in secondary rotor slot 2b, aluminium bar is set, rotor body 2 is generally silicon steel material, so utilizes aluminium different from the density of silicon steel, makes the weight of rotor body 2 both sides different, and then make rotor itself uneven, during assembling, the side making the distance axial line distance of secondary rotor slot 2b and bent axle 1 bigger is all positioned at the same side, so ensure that rotor and bent axle 1 balance. The volume size of secondary rotor slot 2b can set according to the eccentricity of bent axle in practical situation 1. In technical scheme provided by the invention, it is not necessary to the bigger counterbalance weight of volume is all set at rotor body 2 two ends, and then avoid the medium frictions such as the bigger counterbalance weight of volume and refrigerant, rise heat relatively big and the situation of the windage loss of motor can be increased. And, in technical scheme provided by the invention, add the section area of aluminium bar, and then improve the efficiency of compressor electric motor.
As shown in Figure 2 and Figure 4, rotor body 2 is two portions along A-A plane either bisects, is wherein provided with secondary rotor slot 2b in a part.
In order to optimize technique scheme further, as shown in Figure 2, wherein the quantity of secondary rotor slot 2b can be multiple, and multiple pair rotor slot 2b circumferential uniform along rotor body 2 in first part or second section. Namely multiple secondary rotor slot 2b is uniform along the semicircle camber line in first part or second section, so makes the more balanced by power of rotor body 2, more stable in rotation process. As shown in Figure 3, certainly, the camber line that multiple secondary rotor slot 2b line can also be less than semicircle in first part or second section is uniform, in this no limit.
It should be noted that, secondary rotor slot 2b can be circle groove, side's groove or oval groove, the grooved of secondary rotor slot 2b is not done concrete restriction at this. Certainly, main rotor slot 2a can also be circle groove, side's groove or oval groove, in this no limit.
In order to ensure the intensity of rotor body 2, wherein secondary rotor slot 2b can be positioned at the inner side of main rotor slot 2a, and namely secondary rotor slot 2b is less than the distance of main rotor slot 2a apart from the axis of rotor body 2 apart from the distance of the axis of this rotor body 2.
For the ease of processing and manufacturing, wherein end ring 4 can be aluminium ring, and end ring 4 and aluminium bar can be formed by a die casting.
In order to ensure the efficiency of compressor electric motor, end ring 4 can be aluminium ring, and the end face of end ring 4 can cover the notch of main rotor slot 2a and the notch of secondary rotor slot 2b. Namely it is positioned at main rotor slot 2a all to contact with end ring 4 with the aluminium bar of secondary rotor slot 2b.
In addition, first part arranges secondary rotor slot 2b, and first part is also provided with secondary counterbalance weight 3, namely secondary rotor slot 2b and secondary counterbalance weight 3 can be set over the first portion, it is preferable that only arrange secondary counterbalance weight 3 in one end of first part simultaneously. The eccentricity coordinating common balance crankshaft 1 of so secondary counterbalance weight 3 and secondary rotor slot 2b, pair counterbalance weight 3 is less with the counterbalance weight phase specific volume of setting in prior art, therefore can not produce bigger windage.
For the ease of processing and manufacturing, end ring 4 is aluminium ring, and secondary counterbalance weight 3 is aluminium block, and aluminium ring, secondary counterbalance weight 3 and aluminium bar can be formed by a die casting. Certainly, end ring 4 and secondary counterbalance weight 3 can also be other material, in this no limit.
Based on the rotor provided in above-described embodiment, present invention also offers a kind of compressor, this compressor comprises any one rotor in above-described embodiment. The rotor in above-described embodiment is have employed, so the useful effect of this compressor please refer to above-described embodiment due to this compressor. Present invention also offers a kind of conditioner comprising above-mentioned compressor, therefore the useful effect of this conditioner please refer to above-described embodiment, is not repeating at this.
In this specification sheets, each embodiment adopts the mode gone forward one by one to describe, and what each embodiment emphasis illustrated 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 enable to realize or use the present invention. To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments. Therefore, the present invention can not be limited in these embodiments shown in this article, but be met the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a rotor, comprise rotor body (2), aluminium bar and two end ring (4), described rotor body (2) is provided with along its circumferential uniform multiple main rotor slot (2a), it is characterized in that, described rotor body (2) is divided into two portions by the plane crossing described rotor body (2) axis, and described two portions are respectively first part and second section, described first part or second section are also provided with secondary rotor slot (2b), described main rotor slot (2a) and secondary rotor slot (2b) are through slot, and it is provided with aluminium bar in described main rotor slot (2a) and secondary rotor slot (2b).
2. rotor according to claim 1, it is characterised in that, the quantity of described secondary rotor slot (2b) is multiple and circumferential uniform along described rotor body (2) in described first part or second section.
3. rotor according to claim 1, it is characterised in that, described secondary rotor slot (2b) is circle groove, side's groove or oval groove.
4. rotor according to claim 1, it is characterised in that, described secondary rotor slot (2b) is positioned at the inner side of described main rotor slot (2a).
5. rotor according to claim 1, it is characterised in that, described end ring (4) is aluminium ring, and described aluminium ring and aluminium bar are formed by a die casting.
6. rotor according to claim 1, it is characterized in that, described end ring (4) is aluminium ring, and the end face of described end ring (4) can cover the notch of described main rotor slot (2a) and the notch of secondary rotor slot (2b).
7. rotor according to any one of claim 1-6, it is characterised in that, described first part arranges described secondary rotor slot (2b), and described first part is also provided with secondary counterbalance weight (3).
8. rotor according to claim 7, it is characterised in that, described end ring (4) is aluminium ring, and described secondary counterbalance weight (3) is aluminium block, and described aluminium ring, secondary counterbalance weight (3) and aluminium bar are formed by a die casting.
9. a compressor, it is characterised in that, comprise the rotor as according to any one of claim 1-8.
10. a conditioner, it is characterised in that, comprise compressor as described in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610061219.1A CN105680654B (en) | 2016-01-28 | 2016-01-28 | A kind of air conditioner, compressor and its rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610061219.1A CN105680654B (en) | 2016-01-28 | 2016-01-28 | A kind of air conditioner, compressor and its rotor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105680654A true CN105680654A (en) | 2016-06-15 |
| CN105680654B CN105680654B (en) | 2018-04-20 |
Family
ID=56304291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610061219.1A Active CN105680654B (en) | 2016-01-28 | 2016-01-28 | A kind of air conditioner, compressor and its rotor |
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| Country | Link |
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| CN (1) | CN105680654B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB183612A (en) * | 1921-05-06 | 1922-08-03 | Dewhurst & Partner Ltd | Improvements in alternating current motors |
| GB214536A (en) * | 1923-08-28 | 1924-04-24 | Otis Elevator Co | Improvements in rotors for squirrel-cage alternating current electric motors |
| GB329517A (en) * | 1929-05-29 | 1930-05-22 | Henry Charles Edward Jacoby | Improvements relating to alternating-current electric motors |
| CN86208659U (en) * | 1986-11-08 | 1987-10-07 | 王常春 | Double squirrel-cage motor rotor with break prevention of conduct bar |
| EP0608177A1 (en) * | 1993-01-18 | 1994-07-27 | Machines Tournantes Jacquet | Asynchronous motor with changeable speed and forced ventilation |
| CN204316291U (en) * | 2015-01-16 | 2015-05-06 | 广东美芝制冷设备有限公司 | Rotor |
| CN205265387U (en) * | 2015-11-23 | 2016-05-25 | 吕棕亿 | Two squirrel cage motor rotors |
| CN205377614U (en) * | 2016-01-28 | 2016-07-06 | 珠海凌达压缩机有限公司 | Air conditioner, compressor and rotor thereof |
-
2016
- 2016-01-28 CN CN201610061219.1A patent/CN105680654B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB183612A (en) * | 1921-05-06 | 1922-08-03 | Dewhurst & Partner Ltd | Improvements in alternating current motors |
| GB214536A (en) * | 1923-08-28 | 1924-04-24 | Otis Elevator Co | Improvements in rotors for squirrel-cage alternating current electric motors |
| GB329517A (en) * | 1929-05-29 | 1930-05-22 | Henry Charles Edward Jacoby | Improvements relating to alternating-current electric motors |
| CN86208659U (en) * | 1986-11-08 | 1987-10-07 | 王常春 | Double squirrel-cage motor rotor with break prevention of conduct bar |
| EP0608177A1 (en) * | 1993-01-18 | 1994-07-27 | Machines Tournantes Jacquet | Asynchronous motor with changeable speed and forced ventilation |
| CN204316291U (en) * | 2015-01-16 | 2015-05-06 | 广东美芝制冷设备有限公司 | Rotor |
| CN205265387U (en) * | 2015-11-23 | 2016-05-25 | 吕棕亿 | Two squirrel cage motor rotors |
| CN205377614U (en) * | 2016-01-28 | 2016-07-06 | 珠海凌达压缩机有限公司 | Air conditioner, compressor and rotor thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105680654B (en) | 2018-04-20 |
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