CN203879745U - Structure for decreasing oil-carrying amount of totally-closed rotor compressor - Google Patents
Structure for decreasing oil-carrying amount of totally-closed rotor compressor Download PDFInfo
- Publication number
- CN203879745U CN203879745U CN201420268605.4U CN201420268605U CN203879745U CN 203879745 U CN203879745 U CN 203879745U CN 201420268605 U CN201420268605 U CN 201420268605U CN 203879745 U CN203879745 U CN 203879745U
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- China
- Prior art keywords
- motor
- cover
- pump housing
- rotor compressor
- oil mass
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- Expired - Lifetime
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- 230000003247 decreasing effect Effects 0.000 title abstract 2
- 230000030279 gene silencing Effects 0.000 claims abstract description 25
- 239000000919 ceramic Substances 0.000 claims abstract description 11
- 239000000835 fiber Substances 0.000 claims abstract description 4
- 238000001914 filtration Methods 0.000 claims description 15
- 238000009413 insulation Methods 0.000 claims description 12
- 229920003235 aromatic polyamide Polymers 0.000 claims description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 3
- 238000009941 weaving Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- Compressor (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model discloses a structure for decreasing the oil-carrying amount of a totally-closed rotor compressor. The structure comprises a pump body, a motor and a sealed shell, wherein the pump body is used for compressing gas; the motor is used for driving the pump body to rotate; the sealed shell is used for accommodating the pump body and the motor; a gas exhaust silencing cover is arranged on one side, close to the motor, of the pump body; the axis of a gas exhaust hole of the gas exhaust silencing cover is perpendicular to the common axis of the pump body and the motor; an insulated oil filter cover(s) is/are arranged between the gas exhaust silencing cover and the motor and/or between the upper end of the shell and an upper coil package of the motor; the insulated oil filter cover arranged between the gas exhaust silencing cover and the motor is a mesh cylinder which sleeves the periphery of the gas exhaust silencing cover; the insulated oil filter cover arranged between the upper end of the shell and the upper coil package of the motor is a mesh cup-shaped body which is reversely buckled at the periphery of the upper coil package of the motor; the insulated oil filter cover(s) is/are formed by weaving non-conductive fibers or made of non-conductive porous ceramic, and is/are convenient to install, and the influence on installation and working of other parts is avoided. Moreover, compared with the prior art, the structure has the advantage that the oil filter rate is improved by over 50 percent.
Description
[technical field]
The utility model relates to full-sealed rotor type Compressor Technology field, relates in particular to a kind of structure that reduces full-sealed rotor type compressor band oil mass.
[background technique]
Idle call rotor-type compressor as shown in Figure 1, mainly by the pump housing 101 of pressurized gas, drag the motor 201 that the pump housing 101 rotates and the seal casinghousing 301 that contains the above-mentioned pump housing 101 and motor 201 is formed.In order to reduce the band oil mass of discharging cold media air, the method for employing was mainly in the past:
1. circulation area when increase cold media air flows through motor, the shortcoming of this method is to reduce sometimes motor performance.
2. increase the space forming between motor 201 upper ends and seal casinghousing 301, the shortcoming of this method is to make the height of full-sealed rotor type compressor increase, and has increased the demand of installing space.
3. on rotor 202, install and get rid of oily sheet 203, the shortcoming of this method is the manufacture difficulty that has increased rotor 202.
[model utility content]
The purpose of this utility model is to provide a kind of structure that reduces full-sealed rotor compressor band oil mass, to solve the problems of the technologies described above.
To achieve these goals, the utility model adopts following technological scheme:
Reduce a structure for full-sealed rotor compressor band oil mass, comprise for the pump housing of pressurized gas, for dragging the motor of pump housing rotation and containing the seal casinghousing of the pump housing and motor; The pump housing is equipped with exhaust noise silencing cover near motor one side, and the axis of the exhaust port of exhaust noise silencing cover is perpendicular to the common axis of the pump housing and motor; Between between exhaust noise silencing cover and motor and/or housing upper end and motor upper lines bag, be provided with insulation filtering cover.
The utility model further improves and is: the insulation filtering cover being provided with between exhaust noise silencing cover and motor is a netted cylindrical body; Netted cylindrical body is enclosed within the periphery of exhaust noise silencing cover.
The utility model further improves and is: the insulation filtering cover being provided with between housing upper end and motor upper lines bag is a netted cup shell; Netted cup shell tips upside down on the periphery of motor upper lines bag.
The utility model further improves and is: described insulation filtering cover adopts nonconducting fibrage to form or adopt nonconducting porous ceramics to make.
The utility model further improves and is: described nonconducting fiber is No. 100 aramid fibres or No. 150 aramid fibres.
The utility model further improves and is: described porous ceramics is porous alumina ceramic, and the aperture of porous alumina ceramic is φ 0.02～0.5mm.
The utility model further improves and is: motor is positioned at pump housing top, and the bottom of the pump housing is provided with oil sump.
With respect to prior art, the utlity model has following beneficial effect: the utility model is provided with insulation filtering cover between between exhaust noise silencing cover and motor and/or housing upper end and motor upper lines bag; The insulation filtering cover being provided with between exhaust noise silencing cover and motor is a netted cylindrical body; Netted cylindrical body is enclosed within the periphery of exhaust noise silencing cover; The insulation filtering cover being provided with between housing upper end and motor upper lines bag is a netted cup shell; Netted cup shell tips upside down on the periphery of motor upper lines bag; Described insulation filtering cover adopts nonconducting fibrage to form or adopt nonconducting porous ceramics to make, easy for installation, does not affect installation and the work of other parts in full-sealed rotor compressor, and improves oil-filtering rate more than 50% with respect to prior art.
[brief description of the drawings]
Fig. 1 is the schematic diagram of the full-sealed rotor type compressor of prior art.
Fig. 2 is embodiment's 1 of the present utility model schematic diagram.
Fig. 3 is embodiment's 2 of the present utility model schematic diagram.
Fig. 4 is the schematic diagram for the netted cylindrical body of full-sealed rotor type compressor.
Fig. 5 is the schematic diagram for the netted cup shell of full-sealed rotor type compressor.
[embodiment]
Embodiment 1
Refer to shown in Fig. 2, a kind of structure that reduces full-sealed rotor compressor band oil mass of the utility model, comprise the pump housing 101 of pressurized gas, drag the motor 201 that the pump housing 101 rotates and the seal casinghousing 301 that contains the above-mentioned pump housing 101 and motor 201, near motor 201 1 sides, an exhaust noise silencing cover 102 is housed at the above-mentioned pump housing 101, the axis of the exhaust port of exhaust noise silencing cover 102 is perpendicular to the common axis of the above-mentioned pump housing 101 and motor 201, between above-mentioned exhaust noise silencing cover 102 and motor 201, there is a netted cylindrical body 103 to be enclosed within the periphery of exhaust noise silencing cover 102, in the time that compressed cold media air is discharged from the exhaust port of exhaust noise silencing cover 102, directly enter in the netted cylindrical body 103 of being made by netted braided fabric or the porous ceramics of nonconducting fibrage, now oil speed declines, the oil overwhelming majority is leached by netted cylindrical body 103, flow into oil sump 302 downwards, oil mass the refrigerant that makes like this to discharge from outlet pipe 303 declines greatly.
Refer to shown in Fig. 4, consider the close together of above-mentioned netted cylindrical body 103 apart from motor 201, so netted cylindrical body 103 is applied, nonconducting fibrage is made or to apply nonconducting porous ceramics made.
Embodiment 2
Refer to shown in Fig. 3, a kind of structure that reduces full-sealed rotor compressor band oil mass of the utility model, comprise pressurized gas the pump housing 101, drag the motor 201 that the pump housing 101 rotates and the seal casinghousing 301 that contains the above-mentioned pump housing 101 and motor 201; Between above-mentioned housing 301 upper ends are near motor 201, a netted cup shell 104 is housed and tips upside down on the periphery of motor 201 line bags, when compressed cold media air is from exhaust noise silencing cover 102 is discharged, by netted cup shell 104, now oil speed declines, the oil overwhelming majority is leached by netted cup shell 104, flow into oil sump 302 downwards, the oil mass the refrigerant that makes like this to discharge from outlet pipe 303 declines greatly.
Refer to shown in Fig. 5, consider the close together of above-mentioned netted cup shell 104 apart from motor 201, netted cup shell 104 applies that nonconducting fibrage is made or to apply nonconducting porous ceramics made.
Embodiment 3
The present embodiment and embodiment's 1 and 2 difference is, in increasing netted cylindrical body 103, fills a netted cup shell 104 and tip upside down on the periphery of motor 201 line bags in housing 301 upper ends between exhaust noise silencing cover 102 and motor 201; This structure, with by embodiment 1 and 2 structure stack, plays better oil strain effect.
In the utility model, nonconducting fiber can be selected No. 100 aramid fibres, No. 150 aramid fibres; Nonconducting porous ceramics can be selected porous alumina ceramic; Test shows, oil-filtering rate efficiency of the present utility model is at type of the same race, increase oil-filtering rate after this structure than do not add few 50%.
In order effectively to reduce the band oil mass at compressor exhaust pipe 303 places, according to the concrete discharge capacity of compressor, it is the porous ceramics in the concrete aperture such as φ 0.02～0.5mm that the netted cup shell 104 of netted cylindrical body 103/ can be selected aperture.
Should be understood that, more than narrate and illustrate in just explanation but not determinate of the description carried out of the utility model, and do not departing under the prerequisite of the present utility model limiting as appended claims, can above-described embodiment carried out various changes, distortion and/or be revised.
Claims (7)
1. one kind is reduced the structure of full-sealed rotor compressor band oil mass, it is characterized in that, comprise the pump housing (101) for pressurized gas, for dragging the motor (201) of the pump housing (101) rotation and containing the seal casinghousing (301) of the pump housing (101) and motor (201); The pump housing (101) is equipped with exhaust noise silencing cover (102) near motor (201) one sides, and the axis of the exhaust port of exhaust noise silencing cover (102) is perpendicular to the common axis of the pump housing (101) and motor (201); Between between exhaust noise silencing cover (102) and motor (201) and/or housing (301) upper end and motor (201) upper lines bag, be provided with insulation filtering cover.
2. a kind of structure that reduces full-sealed rotor compressor band oil mass according to claim 1, it is characterized in that, the insulation filtering cover being provided with between exhaust noise silencing cover (102) and motor (201) is a netted cylindrical body (103); Netted cylindrical body (103) is enclosed within the periphery of exhaust noise silencing cover (102).
3. a kind of structure that reduces full-sealed rotor compressor band oil mass according to claim 1, it is characterized in that, the insulation filtering cover being provided with between housing (301) upper end and motor (201) upper lines bag is a netted cup shell (104); Netted cup shell (104) tips upside down on the periphery of motor (201) upper lines bag.
4. a kind of structure that reduces full-sealed rotor compressor band oil mass according to claim 1, is characterized in that, described insulation filtering cover adopts nonconducting fibrage to form or adopt nonconducting porous ceramics to make.
5. a kind of structure that reduces full-sealed rotor compressor band oil mass according to claim 4, is characterized in that, described nonconducting fiber is No. 100 aramid fibres or No. 150 aramid fibres.
6. a kind of structure that reduces full-sealed rotor compressor band oil mass according to claim 4, is characterized in that, described porous ceramics is porous alumina ceramic, and the aperture of porous alumina ceramic is φ 0.02～0.5mm.
7. a kind of structure that reduces full-sealed rotor compressor band oil mass according to claim 1, it is characterized in that, motor (201) is positioned at the pump housing (101) top, and the bottom of the pump housing (101) is provided with oil sump (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420268605.4U CN203879745U (en) | 2014-05-23 | 2014-05-23 | Structure for decreasing oil-carrying amount of totally-closed rotor compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420268605.4U CN203879745U (en) | 2014-05-23 | 2014-05-23 | Structure for decreasing oil-carrying amount of totally-closed rotor compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203879745U true CN203879745U (en) | 2014-10-15 |
Family
ID=51680248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420268605.4U Expired - Lifetime CN203879745U (en) | 2014-05-23 | 2014-05-23 | Structure for decreasing oil-carrying amount of totally-closed rotor compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203879745U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111836966A (en) * | 2018-03-14 | 2020-10-27 | 三菱电机株式会社 | Compressor with a compressor housing having a plurality of compressor blades |
| CN113446226A (en) * | 2021-07-14 | 2021-09-28 | 珠海格力电器股份有限公司 | Compressor oil-gas separation assembly, compression mechanism and air conditioning system |
-
2014
- 2014-05-23 CN CN201420268605.4U patent/CN203879745U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111836966A (en) * | 2018-03-14 | 2020-10-27 | 三菱电机株式会社 | Compressor with a compressor housing having a plurality of compressor blades |
| US11378080B2 (en) | 2018-03-14 | 2022-07-05 | Mitsubishi Electric Corporation | Compressor |
| CN113446226A (en) * | 2021-07-14 | 2021-09-28 | 珠海格力电器股份有限公司 | Compressor oil-gas separation assembly, compression mechanism and air conditioning system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Qing'an Group Co., Ltd. Assignor: Qingan Refrigeration Equipment Co., Ltd., Xi'an Contract record no.: 2015610000043 Denomination of utility model: Structure for decreasing oil-carrying amount of totally-closed rotor compressor Granted publication date: 20141015 License type: Exclusive License Record date: 20150508 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model |