CN203756532U - Novel rolling rotor compressor - Google Patents
Novel rolling rotor compressor Download PDFInfo
- Publication number
- CN203756532U CN203756532U CN201320865013.6U CN201320865013U CN203756532U CN 203756532 U CN203756532 U CN 203756532U CN 201320865013 U CN201320865013 U CN 201320865013U CN 203756532 U CN203756532 U CN 203756532U
- Authority
- CN
- China
- Prior art keywords
- pump housing
- rotor
- cover plate
- motor
- shielding
- 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
- 238000005096 rolling process Methods 0.000 title claims abstract description 21
- 230000006835 compression Effects 0.000 claims abstract description 29
- 238000007906 compression Methods 0.000 claims abstract description 29
- 238000007789 sealing Methods 0.000 claims description 13
- 230000005855 radiation Effects 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 229910000976 Electrical steel Inorganic materials 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 2
- 239000003507 refrigerant Substances 0.000 abstract description 10
- 238000002955 isolation Methods 0.000 abstract description 5
- 239000003795 chemical substances by application Substances 0.000 description 9
- 238000005057 refrigeration Methods 0.000 description 9
- 239000007788 liquid Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000003570 air Substances 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
Abstract
The utility model relates to a novel rolling rotor compressor. The novel rolling rotor compressor comprises an outer shell which is internally provided with a motor and a compression pump body, wherein the motor comprises a stator and a rotor, and drives a compressor rotating shaft to rotate; a pump body cover plate is arranged between the motor and the compression pump body, spaces for storing the motor and the compression pump body are respectively formed in the outer shell which is divided by the pump body cover plate, and the space for storing the compression pump body is a closed high-pressure area; the pump body cover plate is provided with a non-magnetic isolation hood, the rotor is arranged in a space formed by the isolation hood and the pump body cover plate, and the stator is separated from the rotor in virtue of the isolation hood. The motor stator is separated from the motor rotor, so that a refrigerant can be discharged without flowing by the motor stator, and the application reliability of the refrigerant in the rolling rotor compressor can be improved.
Description
Technical field
The utility model belongs to Compressor Technology field, relates in particular to a kind of by rotor and the isolated rolling rotor type compressor of motor stator.
Background technique
As shown in Figure 1, the closed type rolling rotor type compressor being used on the household electric appliance such as air-conditioning generally includes frame 100, motor, compressor rotation shaft 101, the compression pump housing, gas-liquid separator 102, sucking pipe 103 and outlet pipe 104.Wherein, motor is made up of stator 105 and rotor 106, and the compression pump housing is communicated with gas-liquid separator 102 through sucking pipe 103.The compression pump housing in compressor plays compressed refrigerant, for sucking and compressed refrigerant, then by the refrigeration agent output of High Temperature High Pressure.The compression pump housing of compressor generally includes cylinder 107, roller 108, upper flange 109, lower flange 110 and slide plate.The compression pump housing is arranged on motor below, be positioned at frame 100 bottoms, upper flange 109 is arranged on the upper end of cylinder 107, lower flange 110 is arranged on the lower end of cylinder 107, roller 108 is arranged in cylinder 107, and roller 108 is fixedly mounted on the eccentric part of compressor rotation shaft 101, under compressor rotation shaft 101 drives, roller 108 rolls along cylinder 107 inwalls, thereby refrigeration agent is compressed.
Then existing rolling rotor type compressor, after the compressed pump body compression of refrigeration agent, first just discharge from the outlet pipe that is positioned at enclosing housing top by elements such as motors in enclosing housing.Because rotor and stator are in together in the high-pressure sealed space in enclosing housing, stator directly contacts with the exhaust of High Temperature High Pressure, the direct Contact Effect of refrigerant of long-term and compressor use capability of overload and the reliability of motor, and the motor stator of compressor dispels the heat by high-temperature exhaust air, electric efficiency is poor.
Model utility content
The purpose of this utility model is to provide a kind of electric efficiency that can improve compressor, promotes the rolling rotor type compressor of the reliability of special refrigerant application.
To achieve these goals, the utility model is taked following technical solution:
New-type rolling rotor-type compressor, establishes motor and the frame that compresses the pump housing in comprising, described motor comprises stator and rotor, and described driven by motor compressor rotation shaft rotates; Described motor and compression are provided with pump housing cover plate between the pump housing, and described pump housing cover plate makes to form respectively and hold motor and hold the space of compress pump housing in frame, described in to hold the space of compressing the pump housing be the high-pressure area of sealing; On described pump housing cover plate, be provided with not magnetic conduction shielding can, described rotor is positioned at the space of described shielding can and the formation of described pump housing cover plate, and described shielding can separates described stator and rotor.
Further, described frame is made up of the first housing and the second housing, and described the first housing and the second housing fix with described pump housing cover plate respectively, on the perisporium that is positioned at stator both sides of described the first housing, is provided with radiation hole; Motor is contained in the space of described the first housing and the formation of pump housing cover plate, and the described compression pump housing is contained in the space of described the second housing and the formation of pump housing cover plate.
Further, between described shielding can and described pump housing cover plate, be provided with sealing gasket.
Further, between described the first housing, the second housing and described pump housing cover plate, be provided with sealing gasket.
Further, described the first housing, the second housing fix by bolt and described pump housing cover plate.
Further, described shielding can is stainless steel shielding can or ceramic shielding can or alloy aluminum shielding can.
Further, described rotor is silicon steel plate rotor or magnetic steel rotor.
Further, described pump housing cover plate is secured by bolts on the upper flange of the compression pump housing.
The utility model arranges pump housing cover plate between electrode and the compression pump housing, two holding spaces will be divided in frame, not magnetic conduction shielding can is set on pump housing cover plate, rotor is arranged in the space of shielding can and the formation of pump housing cover plate, motor stator and rotor are kept apart, motor stator and the compression pump housing are in different spaces, High Temperature High Pressure exhaust is without directly discharging through motor stator, realization does not directly contact motor stator object with circulating refrigerant, improves safety in utilization and the reliability of compressor thus.
Brief description of the drawings
Fig. 1 is the structural representation of a kind of compressor in prior art;
Fig. 2 is the utility model embodiment 1 structural representation;
Fig. 3 is the utility model embodiment 2 structural representation.
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in more detail.
Embodiment
Embodiment 1
As shown in Figure 2, rotary compressor of the present utility model comprises frame 1, is arranged at the motor of frame 1 inside and compresses the pump housing, is arranged at the gas-liquid separator 2 of frame 1 one sides, gas-liquid separator 2 is communicated with the compression pump housing of compressor by intake elbow 3, thereby refrigeration agent is entered the cylinder of compressor from gas-liquid separator 2.For convenience of description, define up and down with the axial direction of compressor rotation shaft in Fig. 24.
Motor of the present utility model comprises and is fixed on frame 1 the stator 1-1 on inwall and is rotatably arranged at the rotor 1-2 in stator 1-1, and compressor rotation shaft 4 is by rotor 1-2 driven rotary.The rotor 1-2 of the present embodiment is silicon steel plate rotor.The compression pump housing is arranged in frame 1, is positioned at below motor.The compression pump housing comprises upper flange 1-3, the cylinder 1-4 and the lower flange 1-5 that axially install along compressor rotation shaft 4 successively, in cylinder 1-4, be provided with the roller 1-6 being arranged on compressor rotation shaft 4 eccentric parts, compressor rotation shaft 4 drives roller 1-6 to roll refrigeration agent is compressed in cylinder 1-4 while rotation.
Above upper flange 1-3, be provided with pump housing cover plate 1-7, pump housing cover plate 1-7 plays isolating seal effect, form independently high-pressure area A for the space that makes frame 1 inner pump cover plate 1-7 below, compressor pump body is positioned at this high-pressure area A, in the A of high-pressure area, be full of the high pressure gas after compressed pump body compression, on frame 1 sidewall, be provided with and the outlet pipe 6 being communicated with in the A of high-pressure area.As a preferred embodiment of the present utility model, frame 1 is by upper shell 11(the first housing) and lower shell body 12(the second housing) form, wherein, upper shell 11 is used to form holding space more than pump housing cover plate 1-7, lower shell body 12 is used to form the holding space below pump housing cover plate 1-7, the pump housing cover plate 1-7 of the present embodiment fixes by bolt and upper flange 1-3, upper shell 11, lower shell body 12 fix with pump housing cover plate 1-7 respectively by bolt, between pump housing cover plate 1-7 and upper shell 11 and lower shell body 12, are provided with sealing gasket 13.On upper shell 11, be processed with radiation hole 11a and lower radiation hole 11b, upper radiation hole 11a is machined on the perisporium of upper shell 11 of stator top, and lower radiation hole 11b is machined on the perisporium of upper shell 11 of pump housing cover plate 1-7 top (that is stator below).Radiation hole is set on frame, to form the passage of a circulation of air, makes the stator of motor in ambient air environment, be conducive to motor radiating.
At pump housing cover plate 1-7 upper surface, the shielding can 1-8 being made up of non-magnet_conductible material is installed by bolt, as stainless steel, pottery or alloy aluminum etc., shielding can 1-8 is between stator 1-1 and rotor 1-2, rotor 1-2 is positioned at the space of shielding can 1-8 and pump housing cover plate 1-7 formation, shielding can is for separating stator 1-1 and rotor 1-2 completely, between shielding can 1-8 and pump housing cover plate 1-7, be also provided with sealing gasket 13, to ensure sealing effect.The utility model arranges shielding can on the one hand for stator and rotor are kept apart mutually, on the other hand, due between compressor rotation shaft and upper flange for motive sealing, the sealing effect of motive sealing is not as the sealing effect of static seal, therefore by the shielding can that adopts static seal is set at rotor, realize the isolation completely of high pressure gas and stator outward.
Below working procedure of the present utility model is described further:
When compressor operating, refrigeration agent in gas-liquid separator 2 enters in the cylinder 1-4 of the compression pump housing through intake elbow 3, after electrical power, stator 1-1 produces rotating magnetic field, the magnetic line of force is through shielding can 1-8, rotor driven 1-2 rotates, roller 1-6 rolls along cylinder 1-4 inwall under the drive of compressor rotation shaft 4, thereby compression enters the refrigeration agent in cylinder 1-4 inner chamber, refrigeration agent after compression enters the high-pressure area A of frame 1 inner pump cover plate 1-7 below by exhaust port, high temperature and high pressure gas after compressed pump body compression is isolated in by pump housing cover plate 1-7 in the inner space of pump housing cover plate 1-7 below, without elements such as motors, directly discharge from outlet pipe 6.
Embodiment 2
As shown in Figure 3, the compressor of the present embodiment comprises the frame 1 being made up of upper shell 11 and lower shell body 12, motor and the compression pump housing are set in enclosing housing, motor comprises stator 1-1 and rotor 1-2, the compression pump housing comprises upper flange 1-3, cylinder 1-4 and lower flange 1-5, is provided with the roller 1-6 being arranged on compressor rotation shaft 4 eccentric parts in cylinder 1-4.Pump housing cover plate 1-7 is arranged at upper flange 1-3 top, and it is upper that shielding can 1-8 is fixed on pump housing cover plate 1-7, and stator 1-1 and rotor 1-2 are kept apart, and rotor 1-2 is positioned at the enclosed space of shielding can 1-8.The rotor 1-2 of the present embodiment is magnetic steel rotor, after electrical power, stator produces rotating magnetic field, the magnetic line of force is through shielding can 1-8, drive magnetic steel rotor rotates, and realizes the compression of the pump housing to refrigeration agent, and High Temperature High Pressure exhaust directly discharges by outlet pipe 6 after discharging, the electric machine structure of the present embodiment is compacter, can realize motor and non-magnet_conductible material miniaturization.
From above scheme, the utility model has designed a kind of by motor stator and the isolated compressor of rotor, radiation hole is set simultaneously on enclosing housing, make motor stator in ambient air environment, be conducive to motor stator heat radiation, can improve the electric efficiency of rolling rotor type compressor; Simultaneously motor stator and refrigerant isolation, promoted special refrigerant as the reliability that R32, R290 apply at rolling rotor type compressor, makes rolling rotor type compressor can better adapt to the use of high temperature, the particularity refrigerant such as inflammable and explosive; And also having improved to a certain extent the General design of compressor complete machine, motor external diameter mates with pump housing external diameter can variation.
Above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit, although the utility model is had been described in detail with reference to above-described embodiment, those of ordinary skill in the field are to be understood that, still can modify or be equal to replacement embodiment of the present utility model, therefore, do not depart from any amendment of the utility model spirit and scope or be equal to replacement, it all should be encompassed in the scope of technical solutions of the utility model.
Claims (8)
1. new-type rolling rotor-type compressor, establishes motor and the frame that compresses the pump housing in comprising, described motor comprises stator and rotor, and described driven by motor compressor rotation shaft rotates;
It is characterized in that:
Described motor and compression are provided with pump housing cover plate between the pump housing, and described pump housing cover plate makes to form respectively and hold motor and hold the space of compress pump housing in frame, described in to hold the space of compressing the pump housing be the high-pressure area of sealing; On described pump housing cover plate, be provided with not magnetic conduction shielding can, described rotor is positioned at the space of described shielding can and the formation of described pump housing cover plate, and described shielding can separates described stator and rotor.
2. new-type rolling rotor-type compressor as claimed in claim 1, it is characterized in that: described frame is made up of the first housing and the second housing, described the first housing and the second housing fix with described pump housing cover plate respectively, on the perisporium that is positioned at stator both sides of described the first housing, are provided with radiation hole; Motor is contained in the space of described the first housing and the formation of pump housing cover plate, and the described compression pump housing is contained in the space of described the second housing and the formation of pump housing cover plate.
3. new-type rolling rotor-type compressor as claimed in claim 1, is characterized in that: between described shielding can and described pump housing cover plate, be provided with sealing gasket.
4. new-type rolling rotor-type compressor as claimed in claim 2, is characterized in that: between described the first housing, the second housing and described pump housing cover plate, be provided with sealing gasket.
5. new-type rolling rotor-type compressor as claimed in claim 2, is characterized in that: described the first housing, the second housing fix by bolt and described pump housing cover plate.
6. new-type rolling rotor-type compressor as claimed in claim 1, is characterized in that: described shielding can is stainless steel shielding can or ceramic shielding can or alloy aluminum shielding can.
7. new-type rolling rotor-type compressor as claimed in claim 1, is characterized in that: described rotor is silicon steel plate rotor or magnetic steel rotor.
8. new-type rolling rotor-type compressor as claimed in claim 1, is characterized in that: described pump housing cover plate is secured by bolts on the upper flange of the compression pump housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320865013.6U CN203756532U (en) | 2013-12-25 | 2013-12-25 | Novel rolling rotor compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320865013.6U CN203756532U (en) | 2013-12-25 | 2013-12-25 | Novel rolling rotor compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203756532U true CN203756532U (en) | 2014-08-06 |
Family
ID=51251814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320865013.6U Expired - Fee Related CN203756532U (en) | 2013-12-25 | 2013-12-25 | Novel rolling rotor compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203756532U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103696965A (en) * | 2013-12-25 | 2014-04-02 | 珠海凌达压缩机有限公司 | Rolling rotor compressor |
| CN111306062A (en) * | 2017-01-24 | 2020-06-19 | 广东美芝制冷设备有限公司 | Rotary compressor for vehicle and vehicle with same |
-
2013
- 2013-12-25 CN CN201320865013.6U patent/CN203756532U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103696965A (en) * | 2013-12-25 | 2014-04-02 | 珠海凌达压缩机有限公司 | Rolling rotor compressor |
| CN111306062A (en) * | 2017-01-24 | 2020-06-19 | 广东美芝制冷设备有限公司 | Rotary compressor for vehicle and vehicle with same |
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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 |
Granted publication date: 20140806 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |