CN101265898A - Planet cyclic gear train type polygonal rotor pump - Google Patents
Planet cyclic gear train type polygonal rotor pump Download PDFInfo
- Publication number
- CN101265898A CN101265898A CNA200810011243XA CN200810011243A CN101265898A CN 101265898 A CN101265898 A CN 101265898A CN A200810011243X A CNA200810011243X A CN A200810011243XA CN 200810011243 A CN200810011243 A CN 200810011243A CN 101265898 A CN101265898 A CN 101265898A
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- rotor
- gear train
- pump
- planet
- oil
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- Rotary Pumps (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Abstract
The invention relates to a planetary cyclic gear train polygonal rotor pump, which belongs to a novel hydraulic pump used for absorbing and draining oil in the industrial field, and has the structure that the pump consists of a pump body, an oil absorbing and draining device, an oil inlet and an oil outlet, wherein, the oil absorbing and draining device is positioned inside the pump body; the outside of the pump body is provided with the oil inlet and the oil outlet communicating with the inside of the pump body; the oil absorbing and draining device consists of a polygonal rotor and a planetary cyclic gear train; a primer motor drives a rotor shaft to rotate and the planetary cyclic gear train drives the polygonal rotor to rotate at a high speed for realizing oil absorption and drainage. The novel planetary cyclic gear train polygonal rotor pump has the advantages of small volume, high pressure, large diskharge capacity, low noise, high rotary speed, long service life, etc., which can be used as a special pump requiring high-speed rotation in industry.
Description
Technical field
Planet cyclic gear train type polygonal rotor pump of the present invention 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 objective of the invention is to develop a kind of novel planet cyclic gear train type polygonal rotor pump.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 of the present invention; 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 of the present invention 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 of the present invention 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.Of the present inventionly 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 of the present invention is triangle, quadrangle, pentagon, hexagon, heptagon, octagon, nonagon.The central gear of planet cyclic gear train of the present invention is 1 with planetary gear ratio: 1-20.
Planet cyclic gear train type provided by the present invention bumps polygonal rotor pump and has following characteristics and beneficial effect:
1, polygonal rotor pump of the present invention 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 present invention is just meeting the trend of this era development.
2, the planetary gear construction of polygonal rotor pump employing of the present invention belongs to routine techniques, its speed ratio is 1-20, both the central gear of planet cyclic gear train was 1 with planetary gear ratio: 1-20 is above to be disposed arbitrarily, is easy to form the standardized product of generalization, seriation.
3, simple in structure, aesthetic in appearance, the good manufacturability of polygonal rotor pump of the present invention, have the incomparable advantage of any other oil hydraulic pump.
4, polygonal rotor pump of the present invention 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 of the present invention 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 of the present invention 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 present invention can be widely used in the special pump of using that requirement runs up in the industry.Extensive use of the present invention will have positive social benefit and remarkable economic efficiency.
Description of drawings
The present invention 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 embodiments of the invention are 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 invention 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 with the gear ratio of planet gear (11): 1-20.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200810011243XA CN101265898A (en) | 2008-04-30 | 2008-04-30 | Planet cyclic gear train type polygonal rotor pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200810011243XA CN101265898A (en) | 2008-04-30 | 2008-04-30 | Planet cyclic gear train type polygonal rotor pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101265898A true CN101265898A (en) | 2008-09-17 |
Family
ID=39988519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA200810011243XA Pending CN101265898A (en) | 2008-04-30 | 2008-04-30 | Planet cyclic gear train type polygonal rotor pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101265898A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679127A (en) * | 2012-05-30 | 2012-09-19 | 浙江吉利汽车研究院有限公司杭州分公司 | Oil pump |
| CN106014974A (en) * | 2015-12-23 | 2016-10-12 | 山东大学 | Double-cylinder eccentric rotary pump |
| CN106014971A (en) * | 2015-12-23 | 2016-10-12 | 山东大学 | Large-flow eccentric rotary grouting pump and application method thereof |
| CN106321424A (en) * | 2016-11-17 | 2017-01-11 | 孔栾玲 | Double-curved surface two-stage oil delivery pump |
-
2008
- 2008-04-30 CN CNA200810011243XA patent/CN101265898A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679127A (en) * | 2012-05-30 | 2012-09-19 | 浙江吉利汽车研究院有限公司杭州分公司 | Oil pump |
| CN102679127B (en) * | 2012-05-30 | 2015-08-05 | 浙江吉利汽车研究院有限公司杭州分公司 | Oil pump |
| CN106014974A (en) * | 2015-12-23 | 2016-10-12 | 山东大学 | Double-cylinder eccentric rotary pump |
| CN106014971A (en) * | 2015-12-23 | 2016-10-12 | 山东大学 | Large-flow eccentric rotary grouting pump and application method thereof |
| CN106014971B (en) * | 2015-12-23 | 2018-04-20 | 山东大学 | A kind of eccentric revolution grouting pump of big flow and its application method |
| CN106014974B (en) * | 2015-12-23 | 2018-05-15 | 山东大学 | A kind of twin-tub bias drum pump |
| CN106321424A (en) * | 2016-11-17 | 2017-01-11 | 孔栾玲 | Double-curved surface two-stage oil delivery pump |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20080917 |