CN109209872A - A kind of cross-compound arrangement of water-lubricated compressor - Google Patents
A kind of cross-compound arrangement of water-lubricated compressor Download PDFInfo
- Publication number
- CN109209872A CN109209872A CN201811085194.4A CN201811085194A CN109209872A CN 109209872 A CN109209872 A CN 109209872A CN 201811085194 A CN201811085194 A CN 201811085194A CN 109209872 A CN109209872 A CN 109209872A
- Authority
- CN
- China
- Prior art keywords
- bearing
- ing
- side water
- rotor
- water lubrication
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C18/126—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with radially from the rotor body extending elements, not necessarily co-operating with corresponding recesses in the other rotor, e.g. lobes, Roots type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/02—Lubrication; Lubricant separation
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The invention discloses a kind of cross-compound arrangements of water-lubricated compressor, including shell, the shell includes air-breathing side shaft holder, it is vented side shaft holder, the shell is built-in with male rotor, female rotor, male rotor suction side water lubrication bush(ing) bearing is wherein set on the male rotor, male rotor exhaust side water lubrication bush(ing) bearing, female rotor suction side water lubrication bush(ing) bearing is set on the female rotor, female rotor exhaust side water lubrication bush(ing) bearing, the male rotor, the shaft of female rotor, and male rotor suction side water lubrication bush(ing) bearing, male rotor exhaust side water lubrication bush(ing) bearing, female rotor suction side water lubrication bush(ing) bearing, the surface layer of female rotor exhaust side water lubrication bush(ing) bearing is provided with peek material layer；By male rotor, the improvement of female rotor flank profil, cooperates peek material layer material and water lubrication technology, keep twin shaft functioning equalization effect more reliable.
Description
Technical field
The present invention relates to Compressor Technology field, especially a kind of cross-compound arrangement of water-lubricated compressor.
Background technique
Existing oil-free water lubrication double-screw compressor in practice, can shadow since the particularity of its screw thread is prone to wear
Working effect is rung, and the clast worn can lead to the abrasion of other components with the water of water lubrication, influence working life.
Summary of the invention
For overcome the deficiencies in the prior art, the present invention provides a kind of cross-compound arrangement of water-lubricated compressor.Solution of the present invention
Certainly technical solution used by its technical problem is:
A kind of cross-compound arrangement of water-lubricated compressor, including shell, the shell include air-breathing side shaft holder, exhaust side axle
Seat is held, the shell is built-in with male rotor, female rotor, wherein it is radial to be set with male rotor suction side water lubrication on the male rotor
Sliding bearing, male rotor exhaust side water lubrication bush(ing) bearing are set with female rotor suction side water lubrication on the female rotor
Bush(ing) bearing, female rotor exhaust side water lubrication bush(ing) bearing, the shaft of the male rotor, female rotor, and sun turn
Sub- suction side water lubrication bush(ing) bearing, male rotor exhaust side water lubrication bush(ing) bearing, female rotor suction side water lubrication
Bush(ing) bearing, female rotor exhaust side water lubrication bush(ing) bearing surface layer be provided with peek material layer, the yin turns
The spiral groove part basic rack tooth profile of son successively includes tooth curve elliptic arc a1b1, the tooth curve circular arc positioned at convex arc end part
B1c1, tooth curve circular arc c1d1, wherein tooth curve elliptic arc a1b1 forms the straight angle tooth area of female rotor, the spiral of the male rotor
Groove part basic rack tooth profile successively includes tooth curve elliptic arc a2b2, tooth curve circular arc b2c2, tooth curve circular arc c2d2.The present invention
Beneficial effect be: by male rotor, the improvement of female rotor flank profil, cooperate peek material layer material and water lubrication technology, make double
Axis functioning equalization effect is more reliable, while flank profil straight angle tooth area hydrous water Lubrication Design keeps compressor operation quieter.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is perspective view of the invention；
Fig. 2 is cross-sectional view of the invention；
Fig. 3 is partial enlarged view of the invention.
Specific embodiment
It is with reference to the accompanying drawings and embodiments, right in order to which the objects, technical solutions and advantages of the application are more clearly understood
The present invention is further elaborated.For the thorough explanation present invention, some certain details can be related in following description
Section.And in these no specific details, the invention can still be realized, i.e., the technical staff in fields uses herein
These describe and state that the others skilled in the art into fields can more effectively introduce their work essence.
Referring to Fig.1, Fig. 2, Fig. 3, a kind of cross-compound arrangement of water-lubricated compressor, including shell 1, the shell 1 include inhaling
Gas side bearing block 11, exhaust side shaft holder 12, the shell 1 is built-in with male rotor 2, female rotor 3, wherein on the male rotor 2
It is set with male rotor suction side water lubrication bush(ing) bearing 21, male rotor exhaust side water lubrication bush(ing) bearing 22, it is described
Female rotor suction side water lubrication bush(ing) bearing 31 is set on female rotor 3, female rotor exhaust side water lubrication radially slides axis
32 are held, the male rotor 2, the shaft of female rotor 3 and male rotor suction side water lubrication bush(ing) bearing 21, male rotor row
Gas side water lubrication bush(ing) bearing 22, female rotor suction side water lubrication bush(ing) bearing 31, female rotor exhaust side water lubrication
The surface layer of bush(ing) bearing 32 is provided with peek material layer, and the spiral groove part basic rack tooth profile of the female rotor 3 is successively
Tooth curve elliptic arc a1b1, tooth curve circular arc b1c1, tooth curve circular arc c1d1 including being located at convex arc end part, wherein tooth curve
Elliptic arc a1b1 forms the straight angle tooth area of female rotor 3, and the spiral groove part basic rack tooth profile of the male rotor 2 successively includes tooth song
Line elliptic arc a2b2, tooth curve circular arc b2c2, tooth curve circular arc c2d2.
According to above-mentioned principle, the present invention can also be made appropriate changes and modifications to the above embodiments.Therefore, this hair
It is bright to be not limited to specific embodiment disclosed and described above, some modifications and changes of the invention should also be as to fall into this
In the scope of protection of the claims of invention.
Claims (1)
1. a kind of cross-compound arrangement of water-lubricated compressor, it is characterised in that: including shell (1), the shell (1) includes suction side
Bearing block (11), exhaust side shaft holder (12), the shell (1) are built-in with male rotor (2), female rotor (3), wherein the sun turns
Male rotor suction side water lubrication bush(ing) bearing (21) is set on sub (2), male rotor exhaust side water lubrication radially slides axis
It holds (22), female rotor suction side water lubrication bush(ing) bearing (31), female rotor exhaust side water is set on the female rotor (3)
It lubricates bush(ing) bearing (32), the male rotor (2), the shaft of female rotor (3) and male rotor suction side water lubrication are radial
Sliding bearing (21), male rotor exhaust side water lubrication bush(ing) bearing (22), female rotor suction side water lubrication radially slide axis
Hold (31), the surface layer of female rotor exhaust side water lubrication bush(ing) bearing (32) is provided with peek material layer, the female rotor
(3) spiral groove part basic rack tooth profile successively includes tooth curve elliptic arc a1b1, the tooth curve circular arc positioned at convex arc end part
B1c1, tooth curve circular arc c1d1, wherein tooth curve elliptic arc a1b1 forms the straight angle tooth area of female rotor (3), the male rotor (2)
Spiral groove part basic rack tooth profile successively include tooth curve elliptic arc a2b2, tooth curve circular arc b2c2, tooth curve circular arc c2d2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811085194.4A CN109209872A (en) | 2018-09-17 | 2018-09-17 | A kind of cross-compound arrangement of water-lubricated compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811085194.4A CN109209872A (en) | 2018-09-17 | 2018-09-17 | A kind of cross-compound arrangement of water-lubricated compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109209872A true CN109209872A (en) | 2019-01-15 |
Family
ID=64984899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811085194.4A Pending CN109209872A (en) | 2018-09-17 | 2018-09-17 | A kind of cross-compound arrangement of water-lubricated compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109209872A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4412796A (en) * | 1981-08-25 | 1983-11-01 | Ingersoll-Rand Company | Helical screw rotor profiles |
| JP2002310079A (en) * | 2001-04-16 | 2002-10-23 | Hitachi Ltd | Water lubricated screw compressor |
| CN101285470A (en) * | 2008-05-09 | 2008-10-15 | 郑良才 | Screw rod of screw compressor |
| CN101435425A (en) * | 2008-12-12 | 2009-05-20 | 中国船舶重工集团公司第七一一研究所 | Novel tooth form of screw rod rotor of double-screw compressor |
| CN107448384A (en) * | 2016-05-31 | 2017-12-08 | 苏州艾柏特精密机械有限公司 | Double-screw compressor rotor preparation method |
-
2018
- 2018-09-17 CN CN201811085194.4A patent/CN109209872A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4412796A (en) * | 1981-08-25 | 1983-11-01 | Ingersoll-Rand Company | Helical screw rotor profiles |
| JP2002310079A (en) * | 2001-04-16 | 2002-10-23 | Hitachi Ltd | Water lubricated screw compressor |
| CN101285470A (en) * | 2008-05-09 | 2008-10-15 | 郑良才 | Screw rod of screw compressor |
| CN101435425A (en) * | 2008-12-12 | 2009-05-20 | 中国船舶重工集团公司第七一一研究所 | Novel tooth form of screw rod rotor of double-screw compressor |
| CN107448384A (en) * | 2016-05-31 | 2017-12-08 | 苏州艾柏特精密机械有限公司 | Double-screw compressor rotor preparation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190115 |
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| RJ01 | Rejection of invention patent application after publication |