CN207297349U - Screw compressor - Google Patents
Screw compressor Download PDFInfo
- Publication number
- CN207297349U CN207297349U CN201721211462.3U CN201721211462U CN207297349U CN 207297349 U CN207297349 U CN 207297349U CN 201721211462 U CN201721211462 U CN 201721211462U CN 207297349 U CN207297349 U CN 207297349U
- Authority
- CN
- China
- Prior art keywords
- relief hole
- pressure release
- face
- annular flange
- fixed scroll
- 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.)
- Withdrawn - After Issue
Links
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Landscapes
- Rotary Pumps (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
Description
Claims (9)
- A kind of 1. screw compressor, it is characterised in that including:Fixed scroll, the outer end face of the fixed scroll are equipped with relief hole, ring are additionally provided with the outer end face of the fixed scroll The annular flange set around the relief hole;Pressure release valve block, the pressure release valve block have head and afterbody, and the afterbody is fixed on the fixed scroll, the head Coordinate with the annular flange to open or close the relief hole.
- 2. screw compressor according to claim 1, it is characterised in that the end face of the annular flange is formed as cambered surface, When the relief hole closes, contacted between the pressure release valve block and the annular flange for line.
- 3. screw compressor according to claim 2, it is characterised in that the end face of the annular flange is in excessively described pressure release Cross sectional shape in the plane of the central axis in hole is two semicircular arcs.
- 4. screw compressor according to claim 1, it is characterised in that be provided around on the outer end face of the fixed scroll The annular groove that the relief hole is set, the annular flange are located on the bottom wall of the annular groove, the annular groove Internal perisporium is spaced apart setting with the annular flange.
- 5. screw compressor according to claim 4, it is characterised in that when the relief hole closes, the relief valve Projection of the head of piece on the outer end face of the fixed scroll is located in the annular groove.
- 6. screw compressor according to claim 4, it is characterised in that the internal perisporium of the annular groove and the annular Spacing is equal between flange.
- 7. screw compressor according to claim 4, it is characterised in that the end face peak of the annular flange with it is described The outer end face of fixed scroll is concordant.
- 8. screw compressor according to claim 1, it is characterised in that the internal perisporium of the annular flange and the pressure release The internal perisporium in hole is concordant.
- 9. according to the screw compressor any one of claim 1-8, it is characterised in that the outer end face of the fixed scroll The upper relief hole is arranged in pairs, the annular flange encompass to two relief holes set.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721211462.3U CN207297349U (en) | 2017-09-20 | 2017-09-20 | Screw compressor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721211462.3U CN207297349U (en) | 2017-09-20 | 2017-09-20 | Screw compressor |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207297349U true CN207297349U (en) | 2018-05-01 |
Family
ID=62443063
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721211462.3U Withdrawn - After Issue CN207297349U (en) | 2017-09-20 | 2017-09-20 | Screw compressor |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207297349U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107489614A (en) * | 2017-09-20 | 2017-12-19 | 广东美的暖通设备有限公司 | Screw compressor |
-
2017
- 2017-09-20 CN CN201721211462.3U patent/CN207297349U/en not_active Withdrawn - After Issue
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107489614A (en) * | 2017-09-20 | 2017-12-19 | 广东美的暖通设备有限公司 | Screw compressor |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20181107 Address after: 528300 Shun Feng Shan Industrial Development Zone, Shunde District, Foshan, Guangdong. Patentee after: GUANGDONG MEIZHI COMPRESSOR Co.,Ltd. Address before: 528311 Penglai Road industrial town, Beijiao Town, Shunde District, Foshan, Guangdong Co-patentee before: MIDEA GROUP Co.,Ltd. Patentee before: GD MIDEA HEATING & VENTILATING EQUIPMENT Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190304 Address after: 528300 No. 21, Gangqian Road, Beijiao Town, Shunde District, Foshan City, Guangdong Province Patentee after: GUANGDONG MIDEA ENVIRONMENT TECHNOLOGY Co.,Ltd. Address before: 528300 Shun Feng Shan Industrial Development Zone, Shunde District, Foshan, Guangdong. Patentee before: GUANGDONG MEIZHI COMPRESSOR Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20180501 Effective date of abandoning: 20230627 |
|
AV01 | Patent right actively abandoned |
Granted publication date: 20180501 Effective date of abandoning: 20230627 |
|
AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned |