CN203822624U - Novel duplex triangular rotor hydraulic pump - Google Patents
Novel duplex triangular rotor hydraulic pump Download PDFInfo
- Publication number
- CN203822624U CN203822624U CN201420172943.8U CN201420172943U CN203822624U CN 203822624 U CN203822624 U CN 203822624U CN 201420172943 U CN201420172943 U CN 201420172943U CN 203822624 U CN203822624 U CN 203822624U
- Authority
- CN
- China
- Prior art keywords
- rotor
- oil outlet
- input shaft
- way valves
- pump case
- 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 relates to a novel duplex triangular rotor hydraulic pump. The novel duplex triangular rotor hydraulic pump comprises front rotor oil outlet one-way valves, a front rotor, front rotor oil inlet one-way valves, a pump housing, back rotor oil outlet one-way valves, a back rotor, back rotor oil inlet one-way valves and an input shaft, wherein the front rotor oil outlet one-way valves are fixedly connected to the top end of a surface body of the pump housing, the front rotor oil inlet one-way valve is fixedly connected to the bottom end of the surface body of the pump housing, the back rotor oil outlet one-way valves are fixedly connected to the top end of the surface body of the pump housing, the back rotor oil outlet one-way valves and the front rotor oil outlet one-way valves are arranged on a same axial line, the back rotor oil inlet one-way valves and the front rotor oil inlet one-way valves are arranged on a same axial line, the back rotor oil inlet one-way valves are fixedly connected to the bottom end of the surface body of the pump housing, the input shaft is in rotating connection with the pump housing after penetrating through one side of the pump housing, the front rotor is in rotating connection with a front gear of the input shaft and the back rotor is in rotating connection with a back gear of the input shaft. The novel duplex triangular rotor hydraulic pump provided by the utility model has the advantages of large flow rate, high efficiency, small size, simple structure, smooth operation and no impact.
Description
Technical field
The utility model relates to a kind of industrial goods, particularly a kind of novel duplex three-apexed rotor oil hydraulic pump.
Background technique
At present, pump is as most important element in hydraulic system, extensive use at present mainly contain three kinds of gear pump, vane pump and plunger pumps, but each own pluses and minuses.The advantage of gear pump is simple in structure, reliable operation, but volumetric efficiency is low, noise is large, flow pulsation is obvious; The advantage of vane pump be discharge capacity compared with large, flow is even, noise is little, but functional reliability is poor, complex structure; The advantage of plunger pump is compact structure, easy to process, specific power volume is little, but cost is high, complex structure, to oil contamination sensitivity.Therefore need a kind of novel oil hydraulic pump on market.
Model utility content
The utility model is mainly for above problem, provide a kind of on the basis of rotary engine, by the change of structure being designed to this duplex triangle rotor type oil hydraulic pump, adopt the stagger mode at phase angle of similar straight engine to reach the object that reduces operational shock, main feature is that flow is large, efficiency is high, volume is little, simple in structure, the shock-free oil hydraulic pump that operates steadily, and its technological scheme adopting is as follows:
A kind of novel duplex three-apexed rotor oil hydraulic pump comprises: front rotor oil outlet one-way valve, front rotor, front rotor in line check valve, pump case, rear rotor oil outlet one-way valve, rear rotor, rear rotor in line check valve and input shaft, described front rotor oil outlet one-way valve is fixed in pump case body surface body top, front rotor in line check valve is fixed in pump case body surface body bottom, rear rotor oil outlet one-way valve is fixed in pump case body surface body top, rear rotor oil outlet one-way valve position and front rotor oil outlet one-way valve are on same axis, rear rotor in line check valve position and front rotor in line check valve are on same axis, rear rotor in line check valve is fixed in pump case body surface body bottom, input shaft sees through pump case one side and pump case is rotationally connected, the front gear of front rotor and input shaft is rotationally connected, rear rotor and input shaft backgear are rotationally connected.
On technique scheme basis, described front rotor and rear rotor are to be all rotationally connected by the mode of seamed docking and the front and back gear of input shaft, when rotation, pass through the front rotor of centrifugal force whipping and rear rotor, corresponding four bolts hole of pump case base position, front rotor and rear rotor all adopt triangular rotor shape, three sidelines of front rotor adopt the camber line with radian, and three sidelines of rear rotor adopt the camber line with certain radian.
The utility model is on the basis of rotary engine, by the change of structure being designed to this duplex triangle rotor type oil hydraulic pump, adopt the stagger mode at phase angle of similar straight engine to reach the object that reduces operational shock, main feature is that flow is large, efficiency is high, volume is little, simple in structure, operate steadily without impacting.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model (structure not embodying in the drawings in literary composition is all fine structure, therefore do not embody in figure);
Fig. 2 is structural representation of the present utility model;
Symbol description:
1. front rotor oil outlet one-way valve, 2. front rotor, 3. front rotor in line check valve, 4. pump case, 5. rear rotor oil outlet one-way valve, 6. rear rotor, 7. rear rotor in line check valve, 8. input shaft.
Embodiment
Below in conjunction with accompanying drawing and example, the utility model is described in further detail:
As shown in Figure 1, a kind of novel duplex three-apexed rotor oil hydraulic pump comprises: front rotor oil outlet one-way valve 1, front rotor 2, front rotor in line check valve 3, pump case 4, rear rotor oil outlet one-way valve 5, rear rotor 6, rear rotor in line check valve 7 and input shaft 8, described front rotor oil outlet one-way valve 1 is fixed in pump case 4 and shows body top, front rotor in line check valve 3 is fixed in pump case 4 and shows body bottom, rear rotor oil outlet one-way valve 5 is fixed in pump case 4 and shows body top, rear rotor oil outlet one-way valve 7 positions and front rotor oil outlet one-way valve 1 are on same axis, rear rotor in line check valve 7 positions and front rotor in line check valve 3 are on same axis, rear rotor in line check valve 7 is fixed in pump case 4 and shows body bottom, input shaft 8 sees through pump case 4 one sides and pump case 4 is rotationally connected, front rotor 2 is rotationally connected with the front gear of input shaft 8, rear rotor 6 is rotationally connected with input shaft 8 backgears, two three-apexed rotor pumps are integrated into one, the front-rear triangular rotor several angle that staggers, when work, two pumps carry out different work cycle, to reach augmented flow, reduce the object of hydraulic oil pulsation and pump housing vibration.Wherein front rotor in line check valve 3, rear rotor in line check valve 7 are liquid entering hole, and front rotor oil outlet one-way valve 1, rotor oil outlet one-way valve 5 are liquid outlet.Its working principle is in the time that three-apexed rotor rotates, and cavity volume increases, feed liquor, along with rotor is rotated further, this cavity volume reduces, and liquid is extruded, discharge by liquid outlet, in any time of rotating, three-apexed rotor all keeps good contacting with inner chamber, therefore operates steadily, suction capacity is strong, discharge capacity is large, so moves in circles, and working efficiency is higher.
Preferably, front rotor 2 and rear rotor 6 are to be all rotationally connected by the mode of seamed docking and the front and back gear of input shaft 8, when rotation, pass through the front rotor 2 of centrifugal force whipping and rear rotor 6, corresponding four bolts hole of pump case 4 base position, front rotor 2 and rear rotor 6 all adopt triangular rotor shape, 2 three sidelines of front rotor adopt the camber line with radian, and 6 three sidelines of rear rotor adopt the camber line with certain radian.
The utility model is on the basis of rotary engine, by the change of structure being designed to this duplex triangle rotor type oil hydraulic pump, adopt the stagger mode at phase angle of similar straight engine to reach the object that reduces operational shock, main feature is that flow is large, efficiency is high, volume is little, simple in structure, operate steadily without impacting.
With way of example, the utility model is illustrated above, but the utility model is not limited to above-mentioned specific embodiment, all any changes of doing based on the utility model or modification all belong to the claimed scope of the utility model.
Claims (2)
1. a novel duplex three-apexed rotor oil hydraulic pump, it is characterized in that, comprise: front rotor oil outlet one-way valve, front rotor, front rotor in line check valve, pump case, rear rotor oil outlet one-way valve, rear rotor, rear rotor in line check valve and input shaft, described front rotor oil outlet one-way valve is fixed in pump case body surface body top, front rotor in line check valve is fixed in pump case body surface body bottom, rear rotor oil outlet one-way valve is fixed in pump case body surface body top, rear rotor oil outlet one-way valve position and front rotor oil outlet one-way valve are on same axis, rear rotor in line check valve position and front rotor in line check valve are on same axis, rear rotor in line check valve is fixed in pump case body surface body bottom, input shaft sees through pump case one side and pump case is rotationally connected, the front gear of front rotor and input shaft is rotationally connected, rear rotor and input shaft backgear are rotationally connected.
2. a kind of novel duplex three-apexed rotor oil hydraulic pump according to claim 1, it is characterized in that: described front rotor and rear rotor are to be all rotationally connected by the mode of seamed docking and the front and back gear of input shaft, when rotation, pass through the front rotor of centrifugal force whipping and rear rotor, corresponding four bolts hole of pump case base position, front rotor and rear rotor all adopt triangular rotor shape, three sidelines of front rotor adopt the camber line with radian, and three sidelines of rear rotor adopt the camber line with certain radian.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420172943.8U CN203822624U (en) | 2014-04-02 | 2014-04-02 | Novel duplex triangular rotor hydraulic pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420172943.8U CN203822624U (en) | 2014-04-02 | 2014-04-02 | Novel duplex triangular rotor hydraulic pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203822624U true CN203822624U (en) | 2014-09-10 |
Family
ID=51478134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420172943.8U Expired - Fee Related CN203822624U (en) | 2014-04-02 | 2014-04-02 | Novel duplex triangular rotor hydraulic pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203822624U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104235010A (en) * | 2014-09-09 | 2014-12-24 | 青岛润鑫伟业科贸有限公司 | Novel duplex triangle rotor hydraulic pump |
| CN105626517A (en) * | 2014-11-08 | 2016-06-01 | 上海瑞晨环保科技有限公司 | Blower |
| CN108757444A (en) * | 2018-07-13 | 2018-11-06 | 吉林大学青岛汽车研究院 | A kind of triangle rotor type hydraulic pump motor |
-
2014
- 2014-04-02 CN CN201420172943.8U patent/CN203822624U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104235010A (en) * | 2014-09-09 | 2014-12-24 | 青岛润鑫伟业科贸有限公司 | Novel duplex triangle rotor hydraulic pump |
| CN105626517A (en) * | 2014-11-08 | 2016-06-01 | 上海瑞晨环保科技有限公司 | Blower |
| CN108757444A (en) * | 2018-07-13 | 2018-11-06 | 吉林大学青岛汽车研究院 | A kind of triangle rotor type hydraulic pump motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: China Petroleum University (East China) Document name: Notification to Pay the Fees |
|
| DD01 | Delivery of document by public notice |
Addressee: China Petroleum University (East China) Document name: Notification of Termination of Patent Right |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140910 Termination date: 20150402 |
|
| EXPY | Termination of patent right or utility model |