CN108105086A - A kind of double eccentric roller pumps - Google Patents
A kind of double eccentric roller pumps Download PDFInfo
- Publication number
- CN108105086A CN108105086A CN201810126565.2A CN201810126565A CN108105086A CN 108105086 A CN108105086 A CN 108105086A CN 201810126565 A CN201810126565 A CN 201810126565A CN 108105086 A CN108105086 A CN 108105086A
- Authority
- CN
- China
- Prior art keywords
- rotor
- slide plate
- spring
- roller pumps
- double eccentric
- 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
- 239000012530 fluid Substances 0.000 claims abstract description 45
- 239000007788 liquid Substances 0.000 claims abstract description 31
- 208000002925 dental caries Diseases 0.000 claims abstract description 11
- 230000005514 two-phase flow Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000005213 imbibition Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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
- F04C2/00—Rotary-piston machines or pumps
- F04C2/30—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
- F04C2/34—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in groups F04C2/08 or F04C2/22 and relative reciprocation between the co-operating members
- F04C2/356—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in groups F04C2/08 or F04C2/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
- F04C2/3562—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in groups F04C2/08 or F04C2/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation
-
- 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
- F04C11/00—Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations
- F04C11/001—Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations of similar working principle
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
Abstract
The invention discloses a kind of double eccentric rollers to pump, and is mainly made of fluid cylinder, rotor one, rotor two, eccentric shaft one, eccentric shaft two, slide plate one, slide plate two, liquid sucting port, leakage fluid dram, spring.It is divided into two symmetrical cavitys inside the fluid cylinder, centre is equipped with sliding vane groove；Liquid sucting port is provided on the upside of the fluid cylinder；Leakage fluid dram is provided on the downside of the fluid cylinder；The spring is arranged in sliding vane groove, and left and right ends connect the end of slide plate one and slide plate two respectively；One left side of slide plate is in close contact with rotor one；Two right side of slide plate is in close contact with rotor two；The eccentric shaft one connects rotor one, and drives the rotor one along inboard wall of cylinder block eccentric rotary；The eccentric shaft two connects rotor two, and drives the rotor two along inboard wall of cylinder block eccentric rotary；The working media enters from liquid sucting port, leakage fluid dram output.Double eccentric rollers pump that the present invention provides, solves vibration problems during single lobe pump work, improves the working life of pump well.
Description
Technical field
The invention belongs to liquid pump technical field more particularly to a kind of double eccentric roller pumps.
Background technology
Impeller pump mainly includes the components such as fluid cylinder, rotor, eccentric shaft, slide plate and end cap.Wherein, rotor is on eccentric shaft
It is rotated along fluid cylinder inner wall, the working chamber of a crescent is formed between fluid cylinder.Slide plate is arranged in sliding vane groove, head and rotor
It is in close contact, crescent working chamber is divided into two parts, and slide plate is reciprocating along slide plate conduit with the rotation of rotor.
End cap is positioned in fluid cylinder both ends, and the fluid cylinder that such end cap forms closing with fluid cylinder inner wall, rotor outer wall, point of contact and slide plate holds
Product.
Since rotor revolution speed is higher, and working medium mass of medium is larger, and rotor is done under the drive of eccentric shaft in fluid cylinder
The eccentric rotary of high speed causes compressor vibrations very big.Impeller pump long-term work easily occurs tired under the operating condition of strong motion
Labor, which is destroyed, reduces working life.
The content of the invention
It is an object of the invention to overcome the above-mentioned problems of the prior art, and a kind of double eccentric roller pumps are provided, it should
Double eccentric rollers pump is symmetrically installed using two rotors and two slide plates, and two rotors synchronously rotate backward during pump work, mutually
Offset vibrations.
The present invention solves technical problem and adopts the following technical scheme that：
A kind of double eccentric rollers pump, including fluid cylinder, rotor one, rotor two, eccentric shaft one, eccentric shaft two, slide plate one, slide plate two,
Liquid sucting port, leakage fluid dram, spring, working media；It is divided into two symmetrical cavitys inside the fluid cylinder, centre is equipped with sliding vane groove；Institute
It states and is provided with liquid sucting port on the upside of fluid cylinder；Leakage fluid dram is provided on the downside of the fluid cylinder；The spring is arranged in sliding vane groove, left and right
Both ends connect the end of slide plate one and slide plate two respectively；One left side of slide plate is in close contact with rotor one；The slide plate two is right
Side is in close contact with rotor two；The eccentric shaft one connects rotor one, and drives the rotor one along inboard wall of cylinder block eccentric rotary；
The eccentric shaft two connects rotor two, and drives the rotor two along inboard wall of cylinder block eccentric rotary；The working media is from imbibition
Mouth enters, leakage fluid dram output.
Spring described above is using the larger spring of elastic force.
Rotor one and rotor two described above rotate backward.
Slide plate one and slide plate two described above reciprocatingly slide in sliding vane groove, and glide direction is opposite.
Liquid sucting port described above is divided to two cavitys of two-way and left and right to connect.
Leakage fluid dram described above is divided to two cavitys of two-way and left and right to connect.
The working media of double eccentric roller pumps described above is liquid or gas-liquid two-phase flow medium.
Further, the spring is using the smaller spring of elastic force for only providing pretightning force.
Rotor one and rotor two described above rotate in same direction.
Slide plate one and slide plate two described above reciprocatingly slide in sliding vane groove, and glide direction is identical.
Double eccentric rollers pump that the present invention provides, solves vibration problems during single lobe pump work, improves well
The working life of pump.
Description of the drawings
Fig. 1 is the first embodiment schematic diagram of double eccentric roller pumps.
Fig. 2 is the first embodiment schematic diagram of double eccentric roller pumps.
In figure：（1）Fluid cylinder；（21）Rotor one；（22）Rotor two；（31）Eccentric shaft one；（32）Eccentric shaft two；（41）Slide plate
One；（42）Slide plate two；（5）Liquid sucting port；（6）Leakage fluid dram；（7）Spring.
Specific embodiment
Fig. 1 show a kind of first embodiment schematic diagram of double eccentric roller pumps, including fluid cylinder 1, rotor 1, rotor two
22nd, eccentric shaft 1, eccentric shaft 2 32, slide plate 1, slide plate 2 42, liquid sucting port 5, leakage fluid dram 6, spring 7, working media.Liquid
It is divided into two symmetrical cavitys inside cylinder 1, centre is equipped with sliding vane groove.1 upside of fluid cylinder is provided with liquid sucting port 5, divides two-way and left and right
Two cavity connections；Downside is provided with leakage fluid dram 6, and two cavitys of two-way and left and right is divided to connect.Eccentric shaft 1 connects rotor one
21, and the rotor 1 is driven along inboard wall of cylinder block eccentric rotary；Eccentric shaft 2 32 connects rotor 2 22, and drives the rotor
2 22 along inboard wall of cylinder block eccentric rotary.Rotor 1 and rotor 2 22 are inverted running, one 21 counterclockwise movement of rotor, rotor two
22 clockwise movements.Spring 7 is arranged in sliding vane groove, and left and right ends connect the end of slide plate 1 and slide plate 2 42 respectively,
One 41 left side of slide plate is in close contact with rotor 1, and 2 42 right side of slide plate is in close contact with rotor 2 22.Working media is from upside
Liquid sucting port 5 is divided to two-way to respectively enter two cavitys after sucking, and downside leakage fluid dram 6 is delivered under the action of rotor rotation and is discharged；
The liquid sucting port 5 of wherein left and right sides cavity is respectively positioned on upside, and leakage fluid dram 6 is respectively positioned on downside.Spring 7 in sliding vane groove should use bullet
The larger spring 7 of power passes through two slide plates to reciprocatingly slide round about of stretching and compressed fit of itself, it is ensured that slide plate with
It is in close contact between rotor.Working media is liquid or gas-liquid two-phase flow medium.
Fig. 2 show a kind of second embodiment schematic diagram of double eccentric roller pumps, including fluid cylinder 1, rotor 1, rotor two
22nd, eccentric shaft 1, eccentric shaft 2 32, slide plate 1, slide plate 2 42, liquid sucting port 5, leakage fluid dram 6, spring 7, working media.Liquid
It is divided into two symmetrical cavitys inside cylinder 1, centre is equipped with sliding vane groove.1 upside of fluid cylinder is provided with liquid sucting port 5, divides two-way and left and right
Two cavity connections；Downside is provided with leakage fluid dram 6, and two cavitys of two-way and left and right is divided to connect.Eccentric shaft 1 connects rotor one
21, and the rotor 1 is driven along inboard wall of cylinder block eccentric rotary；Eccentric shaft 2 32 connects rotor 2 22, and drives the rotor
2 22 along inboard wall of cylinder block eccentric rotary.Rotor 1 and rotor 2 22 are counterclockwise movement in the same direction.Spring 7 is arranged on sliding vane groove
Interior, left and right ends connect the end of slide plate 1 and slide plate 2 42 respectively, and one 41 left side of slide plate is in close contact with rotor 1,
2 42 right side of slide plate is in close contact with rotor 2 22.Working media is divided to two-way to respectively enter two cavitys after the sucking of liquid sucting port 5,
Leakage fluid dram 6 is delivered under the action of rotor rotation to discharge；The liquid sucting port 5 of wherein left side cavity is located at upside, and leakage fluid dram 6 is located at
Downside, the liquid sucting port 5 of right side cavity are located at downside, and leakage fluid dram 6 is located at upside.Due to two rotor level sides in rotation process
To displacement difference it is different, the smaller spring 7 of elastic force of an offer pretightning force is set between the slide plate that need to be in the same direction slided at two
Carry out compensation level displacement difference, it is ensured that be in close contact between slide plate and rotor.Working media is liquid or gas-liquid two-phase flow medium.
Herein, the involved nouns of locality such as left and right, upper and lower are to be located at parts in attached drawing in figure and zero
Part mutual position defines, only for the purpose of expressing the technical solution clearly and conveniently.It should be appreciated that the noun of locality
Use should not limit the claimed scope of the application.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modifications, equivalent replacements and improvements are made should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of double eccentric roller pumps, which is characterized in that including fluid cylinder, rotor one, rotor two, eccentric shaft one, eccentric shaft two, cunning
Piece one, slide plate two, liquid sucting port, leakage fluid dram, spring, working media；It is divided into two symmetrical cavitys inside the fluid cylinder, centre is set
There is sliding vane groove；Liquid sucting port is provided on the upside of the fluid cylinder；Leakage fluid dram is provided on the downside of the fluid cylinder；The spring is arranged on slide plate
In slot, left and right ends connect the end of slide plate one and slide plate two respectively；One left side of slide plate is in close contact with rotor one；Institute
Two right side of slide plate is stated to be in close contact with rotor two；The eccentric shaft one connects rotor one, and drives the rotor one along cylinder body
Wall eccentric rotary；The eccentric shaft two connects rotor two, and drives the rotor two along inboard wall of cylinder block eccentric rotary；The work
Medium enters from liquid sucting port, leakage fluid dram output.
2. a kind of double eccentric roller pumps according to claim 1, which is characterized in that the spring is using the larger bullet of elastic force
Spring.
3. a kind of double eccentric roller pumps according to claim 1 and 2, which is characterized in that the rotor one and rotor two are anti-
To rotation.
4. a kind of double eccentric roller pumps according to claim 1 and 2, which is characterized in that the slide plate one and slide plate two exist
It reciprocatingly slides in sliding vane groove, and glide direction is opposite.
5. a kind of double eccentric roller pumps according to claim 1, which is characterized in that the spring is using only offer pretightning force
The smaller spring of elastic force.
6. a kind of double eccentric roller pumps according to claim 1 and 5, which is characterized in that the rotor one and rotor two are same
To rotation.
7. a kind of double eccentric roller pumps according to claim 1 and 5, which is characterized in that the slide plate one and slide plate two exist
It reciprocatingly slides in sliding vane groove, and glide direction is identical.
8. a kind of double eccentric roller pumps according to claim 1-7, which is characterized in that the liquid sucting port divides two-way and left and right
Two cavity connections.
9. a kind of double eccentric roller pumps according to claim 1-7, which is characterized in that the leakage fluid dram divides two-way and left and right
Two cavity connections.
10. a kind of double eccentric rollers pump according to claim 1-7, which is characterized in that the working media for liquid or
Gas-liquid two-phase flow medium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810126565.2A CN108105086A (en) | 2018-02-08 | 2018-02-08 | A kind of double eccentric roller pumps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810126565.2A CN108105086A (en) | 2018-02-08 | 2018-02-08 | A kind of double eccentric roller pumps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108105086A true CN108105086A (en) | 2018-06-01 |
Family
ID=62222150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810126565.2A Pending CN108105086A (en) | 2018-02-08 | 2018-02-08 | A kind of double eccentric roller pumps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108105086A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1582960A (en) * | 1924-02-11 | 1926-05-04 | Berrenberg Reinold | High-vacua pump |
| CH116424A (en) * | 1925-05-13 | 1926-09-01 | Ezio Pensotti | Viscous liquid pump for spinning rayon. |
| BE618768R (en) * | 1961-06-12 | 1962-12-14 | Bell Telephone Mfg | Electromagnetic relay |
| US3190228A (en) * | 1962-09-21 | 1965-06-22 | Grigar Otto | Rotary piston machine |
| JPS4975106U (en) * | 1972-10-17 | 1974-06-28 | ||
| US4202657A (en) * | 1975-11-04 | 1980-05-13 | K-B Engineering Co. | Fluid pump |
| JP2010178527A (en) * | 2009-01-30 | 2010-08-12 | Railway Technical Res Inst | Rotational propulsion device for magnetic levitation rotor |
| CN102828951A (en) * | 2011-06-13 | 2012-12-19 | 广东美芝制冷设备有限公司 | Double-slip-sheet type rotary compressor |
| WO2015131633A1 (en) * | 2014-03-06 | 2015-09-11 | 艾默生环境优化技术(苏州)有限公司 | Rolling rotor type compression mechanism and compressor comprising mechanism |
| CN207906071U (en) * | 2018-02-08 | 2018-09-25 | 北京丰联奥睿科技有限公司 | A kind of double eccentric roller pumps |
-
2018
- 2018-02-08 CN CN201810126565.2A patent/CN108105086A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1582960A (en) * | 1924-02-11 | 1926-05-04 | Berrenberg Reinold | High-vacua pump |
| CH116424A (en) * | 1925-05-13 | 1926-09-01 | Ezio Pensotti | Viscous liquid pump for spinning rayon. |
| BE618768R (en) * | 1961-06-12 | 1962-12-14 | Bell Telephone Mfg | Electromagnetic relay |
| US3190228A (en) * | 1962-09-21 | 1965-06-22 | Grigar Otto | Rotary piston machine |
| JPS4975106U (en) * | 1972-10-17 | 1974-06-28 | ||
| US4202657A (en) * | 1975-11-04 | 1980-05-13 | K-B Engineering Co. | Fluid pump |
| JP2010178527A (en) * | 2009-01-30 | 2010-08-12 | Railway Technical Res Inst | Rotational propulsion device for magnetic levitation rotor |
| CN102828951A (en) * | 2011-06-13 | 2012-12-19 | 广东美芝制冷设备有限公司 | Double-slip-sheet type rotary compressor |
| WO2015131633A1 (en) * | 2014-03-06 | 2015-09-11 | 艾默生环境优化技术(苏州)有限公司 | Rolling rotor type compression mechanism and compressor comprising mechanism |
| CN207906071U (en) * | 2018-02-08 | 2018-09-25 | 北京丰联奥睿科技有限公司 | A kind of double eccentric roller pumps |
Non-Patent Citations (3)
| Title |
|---|
| И・И・阿尔托波列夫斯基;陶斌岩;: "国外部分液压泵简介", 机床与液压, no. 02 * |
| 徐秀生, 姜春明: "偏心转子泵的设计与试验研究", 水泵技术, no. 01 * |
| 王国梁, 李连生, 束鹏程: "新型单缸双腔滚动转子压缩机理论研究", 机械工程学报, no. 05 * |
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