CN201206544Y - Polygon rotor pump of planet epicyclic train - Google Patents
Polygon rotor pump of planet epicyclic train Download PDFInfo
- Publication number
- CN201206544Y CN201206544Y CNU2008200124803U CN200820012480U CN201206544Y CN 201206544 Y CN201206544 Y CN 201206544Y CN U2008200124803 U CNU2008200124803 U CN U2008200124803U CN 200820012480 U CN200820012480 U CN 200820012480U CN 201206544 Y CN201206544 Y CN 201206544Y
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- CN
- China
- Prior art keywords
- rotor
- gear train
- pump
- planet
- oil
- 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
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Abstract
The utility model provides a planetary epicyclic gear train polygonal rotor pump, and belongs to the industrial field. The rotor pump is a novel pump for sucking and discharging oil, and comprises a pump body, an oil sucking and discharging device, an oil inlet and an oil outlet. The oil sucking and discharging device is disposed in the pump body, and the oil inlet and the oil outlet are arranged outside the pump body. The oil sucking and discharging device includes a polygonal rotor and a planetary epicyclic gear train. A prime motor is used for driving a rotor shaft to rotate, and the oil sucking and discharging device drives a polygonal rotor to rotate at a high speed to implement the oil suction and the oil discharge are implemented. The rotor pump has the advantages of small volume, high pressure, large discharge capacity, low noise, high rotation speed, long service life and the like, and can be applied to a special pump required to operate at a high speed in the industry.
Description
Technical field
Planet cyclic gear train type polygonal rotor pump described in the utility model belongs in the industrial field, is used to inhale, a kind of new type hydraulic pump of oil extraction.
Background technique
What generally use in industrial field at present, is gear pump, vane pump, plunger pump, diaphragm pump etc.Above-mentioned various pump advantage has nothing in common with each other, and the field of use is also incomplete same, but a common characteristic is all arranged, and both volume was big, discharge capacity is little and the axle center or the axis that press the power mechanism of liquid fixed mostly.Blade as vane pump rotates around its axle center; The plunger of plunger pump moves up and down along its axis.But above-mentioned various pumps all can not adapt to the requirement of high-speed running, especially the high speed rotating that is driven by AC servo motor, variable-frequency motor etc.So a kind of planet cyclic gear train type polygonal rotor pump of development is very necessary to overcome existing problem.
Summary of the invention
In view of existing problem in the above-mentioned prior art, the purpose of this utility model is a kind of novel planet cyclic gear train type polygonal rotor pump of development.Make it have advantages such as volume is little, pressure is high, discharge capacity is big, noise is low, rotating speed is high, the life-span is long.The special pump of using that can be used for wanting in the industry that cube is little, discharge capacity big, runs up.
Planet cyclic gear train type polygonal rotor pump described in the utility model; Its structure is by the pump housing, suction, discharge equipment, formed into and out of hydraulic fluid port.The body that inhale, discharge equipment is positioned at the pump housing, the pump housing external have with body in the filler opening and the oil outlet that communicate; Suction, discharge equipment are made up of polygon rotor and planet cyclic gear train; Planet cyclic gear train is loaded in the body of polygon rotor, and the two end part of the rotor shaft in the polygon rotor cover by being sealedly connected on the forward and backward of the pump housing; Rotated by the prime mover driven rotor shaft, the high speed rotating that drives the polygon rotor by planet cyclic gear train is realized oil suction and oil extraction.The body planet cyclic gear train interior and that fix with it that is installed in the polygon rotor described in the utility model is made up of planetary pinion, central gear, rotor shaft; Be fixed with central gear on the rotor shaft, planetary cylindrical is fixed with one with the interior circle of polygon rotor, and the central gear that is positioned at the planetary pinion inboard is connected by meshing transmission with planet gear internal tooth; The two end part of rotor shaft cover by being sealedly connected on the forward and backward of the pump housing.External side at the pump housing described in the utility model is equipped with and is connected even part, in connecting even part, have with the pump housing in the filler opening and the oil outlet that communicate; One-way valve all is housed in filler opening and oil outlet, and the import one-way valve is made up of spring and steel ball; The outlet one-way valve is made up of spring and steel ball.Described in the utility modelly respectively be equipped with one in the external bi-side of the pump housing and connect even part, each connects in the even part all tool filler opening and oil outlet; One-way valve all is housed in filler opening and oil outlet, carries out double suction, double.The dihedral of polygon rotor described in the utility model is triangle, quadrangle, pentagon, hexagon, heptagon, octagon, nonagon.The central gear of planet cyclic gear train described in the utility model is 1:1-20 with planetary gear ratio.
Planet cyclic gear train type provided by the utility model bumps polygonal rotor pump and has following characteristics and beneficial effect:
1, polygonal rotor pump described in the utility model has adopted the planet cyclic gear train structure, and pump machine rotating speed is greatly improved, and then has improved the volumetric efficiency of pump machine.And various prime mover such as variable-frequency motor, AC servo motor etc. are just developing towards the direction of high rotating speed (several ten thousand change), and the utility model is just meeting the trend of this era development.
2, the planetary gear construction of polygonal rotor pump employing described in the utility model belongs to routine techniques, its speed ratio is 1-20, both the central gear of planet cyclic gear train was the above configuration arbitrarily of 1:1-20 with planetary gear ratio, was easy to form the standardized product of generalization, seriation.
3, simple in structure, aesthetic in appearance, the good manufacturability of polygonal rotor pump described in the utility model, have the incomparable advantage of any other oil hydraulic pump.
4, polygonal rotor pump described in the utility model is compared with gear pump and is had that volume is little, pressure is high, discharge capacity is big, low noise advantages.
5, polygonal rotor pump described in the utility model is compared with plunger pump and is had that volume is little, pressure is high, discharge capacity is big, the rotating speed advantages of higher.
6, polygonal rotor pump described in the utility model is compared with vane pump and is had advantages such as volume is little, pressure is high, discharge capacity is big, rotating speed is high, the life-span is long.
In sum, the utility model can be widely used in the special pump of using that requirement runs up in the industry.Extensive use of the present utility model will have positive social benefit and remarkable economic efficiency.
Description of drawings
The utility model has two accompanying drawings, wherein:
1, accompanying drawing 1 is a planet cyclic gear train type triangular rotor pump structure schematic representation.
2, accompanying drawing 2 is A-A sectional views of planet cyclic gear train type triangular rotor pump.
Among the figure: 1 rotor shaft, 2 gland seal devices, 3 fore bearings, 4 preceding glands, 5 protecgulums, 6 screws, 7 Sealings, 8 pump housings, 9 Sealings, 10 bonnets, 11 planetary pinions, 12 central gears, 13, rear bearing, 14 rear pressing covers, 15 glands, 16 screws, 17 springs, 18 steel balls, 19 connect even part, 20 screws, 21 springs, 22 steel balls, 23 plugs, 24 screws, 25 triangular rotors, 26 filler openings, 27 oil outlets.
Embodiment
Specific embodiment of the utility model is an example with the triangular rotor pump, and as shown in drawings: its structure is by the pump housing 8, suction, discharge equipment, form into and out of 26,27 of hydraulic fluid ports.The pump housing 8 external have with body in the filler opening 26 and the oil outlet 27 that communicate; The suction, the discharge equipment that are positioned at the pump housing 8 are made up of triangular rotor 25 and planet cyclic gear train; Planet cyclic gear train is loaded in the body of triangular rotor 25, and the two end part of the rotor shaft in the triangular rotor 25 1 are by being sealedly connected on the pump housing 8.The front end of rotor shaft 1 is installed on the protecgulum 5 of the pump housing 8 by fore bearing 3, bearing seal 2 and the preceding gland 4 of suit on it.The rearward end of rotor shaft 1 by suit on it rear bearing 13 and rear pressing cover 14 be installed in the pump housing 8 bonnet 10 on.Protecgulum 5 is connected with the pump housing 8 by one group of screw 6.Bonnet 10 is connected with the pump housing 8 by one group of screw 24.The body planet cyclic gear train interior and that fix with it that is installed in triangular rotor 25 is made up of planetary pinion 11, central gear 12, rotor shaft 1.Be fixed with central gear 12 on the rotor shaft 1, the periphery of planetary pinion 11 is fixed with one with the inner headed face of triangular rotor 25.Be positioned at of the ring-like flank of tooth rolling connection of the central gear 12 of planetary pinion 11 inboards with planet gear 11 inboards.The two end part of rotor shaft 1 are by on the forward and backward lid (5,10) that is sealedly connected on the pump housing 8.Be equipped with the pump housing 8 external and connect even part 19, connect have in the even part 19 can with the filler opening 26 and the oil outlet 27 that communicate in the pump housing 8.In filler opening 26 and oil outlet 27 one-way valve is housed all, the import one-way valve is made up of spring 21 and steel ball 22; The outlet one-way valve is made up of spring 17 and steel ball 18.Connecting even part 19 is connected with the pump housing 8 mutually by screw 20.The upper end gland 15 that connects even part 19 is tightly connected with connecting even part 19 by screw 16.The auxiliary hole that connects even part 19 lower ends is sealed by plug 5.
Working principle of the present utility model is: rotated by prime mover driven rotor shaft 1, make central gear 12 do to rotate synchronously with rotor shaft 1, and then driving planetary pinion 11 is that the circumferential plane motion is done at the center with its contact points.Make three angles and three faces of the triangular rotor 9 that is connected mutually with planet gear 11 form oil suction space (volume increases progressively successively) and oil extraction space (volume successively decreases successively) with the pump housing 8 inner chambers respectively; Drive the high speed rotating of triangular rotor and then realize oil suction and oil extraction by planet cyclic gear train.
Claims (6)
1, a kind of planet cyclic gear train type polygonal rotor pump; By the pump housing (8), suction, discharge equipment, formed into and out of hydraulic fluid port (26,27); The body that it is characterized in that inhaling, discharge equipment is positioned at the pump housing (8), the pump housing (8) external have with body in the filler opening (26) and the oil outlet (27) that communicate; Suction, discharge equipment are made up of polygon rotor (25) and planet cyclic gear train; Planet cyclic gear train is loaded in the body of polygon rotor (25), and the two end part of the rotor shaft (1) in the polygon rotor (25) are by on the forward and backward lid (5,10) that is sealedly connected on the pump housing (8); Rotated by prime mover driven rotor shaft (1), the high speed rotating that drives polygon rotor (25) by planet cyclic gear train is realized oil suction and oil extraction.
2, planet cyclic gear train type polygonal rotor pump according to claim 1; It is characterized in that the body planet cyclic gear train interior and that fix with it that is installed in polygon rotor (25) is made up of planetary pinion (11), central gear (12), rotor shaft (1); Be fixed with central gear (12) on the rotor shaft (1), the cylindrical of planetary pinion (11) is fixed with one with the interior circle of polygon rotor (25), is positioned at the inboard central gear (12) of planetary pinion (11) and is connected by meshing transmission with planet gear (11) internal tooth; The two end part of rotor shaft (1) are by on the forward and backward lid (5,10) that is sealedly connected on the pump housing (8).
3, planet cyclic gear train type polygonal rotor pump according to claim 1 and 2; It is characterized in that, be equipped with in the external side of the pump housing (8) and connect even part (19), in connecting even part (19), have with the pump housing (8) body in the filler opening (26) and the oil outlet (27) that communicate; In filler opening (26) and oil outlet (27) one-way valve is housed all, the import one-way valve is made up of spring (21) and steel ball (22); The outlet one-way valve is made up of spring (17) and steel ball (18).
4, planet cyclic gear train type polygonal rotor pump according to claim 3; It is characterized in that respectively being equipped with one in the external bi-side of the pump housing (8) connects even part (19), each connects equal tool filler opening and oil outlet in the even part; One-way valve all is housed in filler opening and oil outlet, carries out double suction, double.
5, planet cyclic gear train type polygonal rotor pump according to claim 1 and 2; Its feature is triangle, quadrangle, pentagon, hexagon, heptagon, octagon, nonagon at the dihedral of polygon rotor (25).
6, planet cyclic gear train type polygonal rotor pump according to claim 1 and 2; The central gear (12) that it is characterized in that planet cyclic gear train is 1:1-20 with the gear ratio of planet gear (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200124803U CN201206544Y (en) | 2008-04-30 | 2008-04-30 | Polygon rotor pump of planet epicyclic train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200124803U CN201206544Y (en) | 2008-04-30 | 2008-04-30 | Polygon rotor pump of planet epicyclic train |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201206544Y true CN201206544Y (en) | 2009-03-11 |
Family
ID=40465608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200124803U Expired - Fee Related CN201206544Y (en) | 2008-04-30 | 2008-04-30 | Polygon rotor pump of planet epicyclic train |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201206544Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103339409A (en) * | 2010-12-23 | 2013-10-02 | 玛格纳动力传动系统股份及两合公司 | Transmission unit |
| WO2020011159A1 (en) * | 2018-07-12 | 2020-01-16 | 艾默生环境优化技术(苏州)有限公司 | Fluid pumping device and horizontal compressor |
-
2008
- 2008-04-30 CN CNU2008200124803U patent/CN201206544Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103339409A (en) * | 2010-12-23 | 2013-10-02 | 玛格纳动力传动系统股份及两合公司 | Transmission unit |
| CN103339409B (en) * | 2010-12-23 | 2016-03-23 | 玛格纳动力传动系统股份及两合公司 | Gear unit |
| WO2020011159A1 (en) * | 2018-07-12 | 2020-01-16 | 艾默生环境优化技术(苏州)有限公司 | Fluid pumping device and horizontal compressor |
| US11761438B2 (en) | 2018-07-12 | 2023-09-19 | Copeland Climate Technologies (Suzhou) Co. Ltd. | Fluid pumping device and horizontal compressor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090311 Termination date: 20100430 |