CN203297094U - Differential velocity vane pump driven by incomplete gear mechanisms - Google Patents
Differential velocity vane pump driven by incomplete gear mechanisms Download PDFInfo
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- CN203297094U CN203297094U CN2013203511086U CN201320351108U CN203297094U CN 203297094 U CN203297094 U CN 203297094U CN 2013203511086 U CN2013203511086 U CN 2013203511086U CN 201320351108 U CN201320351108 U CN 201320351108U CN 203297094 U CN203297094 U CN 203297094U
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- pump
- closing chamber
- incomplete gear
- impeller axle
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- 230000007246 mechanism Effects 0.000 title claims abstract description 38
- 238000000926 separation method Methods 0.000 claims abstract 3
- 239000007788 liquid Substances 0.000 claims description 36
- 239000012530 fluid Substances 0.000 claims description 26
- 238000006073 displacement reaction Methods 0.000 abstract description 11
- 230000007547 defect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000000737 periodic effect Effects 0.000 abstract 2
- 238000009776 industrial production Methods 0.000 abstract 1
- 238000005213 imbibition Methods 0.000 description 10
- 230000015572 biosynthetic process Effects 0.000 description 8
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The utility model discloses a differential velocity vane pump driven by incomplete gear mechanisms. The differential velocity vane pump comprises an incomplete gear mechanism drive system and a pump block. The incomplete gear mechanism drive system comprises four pairs of incomplete gear mechanisms, a drive shaft and two output shafts. The drive shaft is fixedly connected with a three-phase asynchronous motor. The two output shafts are fixedly connected with two impeller shafts respectively. Two vanes are mounted on each impeller shaft. Each two adjacent vanes and a pump shell form a closed cavity. In order to overcome the defects of the currently used displacement pump, such as low displacement and unbalanced radial force, the incomplete gear mechanism drive system and the impeller combination coaxially installed in the pump shell are used; uniform rotation is converted into periodic non-uniform rotation by periodic meshing and separation of the incomplete gears; the vanes on the two impellers open and close periodically; accordingly, the volumes of the closed cavities formed by the adjacent vanes and the pump shell change periodically, the drainage and suction process of the pump is achieved, and the displacement pump is more applicable to fields of industrial production and life.
Description
Technical field
The utility model is related to a kind of displacement pump, more particularly to it is a kind of by drive incomplete gear mechanism realize impeller axle periodicity differential rotate, and then drive opening and closing for blade cyclic, to realize the change of closing chamber volume, the blade differential pump of the imbibition of blade differential pump and the incomplete gear mechanism driving of discharge opeing process is completed.
Background technology
Blade differential pump is a kind of new displacement pump, i.e., energy is periodically transmitted into liquid by the cyclically-varying for containing liquid closing working space volume.Current displacement pump, which has radial load imbalance, displacement volume suffered by rotor, than the defect such as small, makes displacement pump be difficult to obtain relatively broad application.To expand the application field of displacement pump, the utility model proposes the blade differential pump of incomplete gear mechanism driving, volumetric ratio and discharge capacity are improved, the application of displacement pump is improved, the occasions such as high-lift, huge discharge are can be applied to.
The content of the invention
The purpose of this utility model is that there is provided a kind of blade differential pump of incomplete gear mechanism driving in view of the shortcomings of the prior art.
The purpose of this utility model is achieved through the following technical solutions：A kind of blade differential pump of incomplete gear mechanism driving, it is mainly made up of incomplete gear mechanism drive system and the pump housing, wherein, incomplete gear mechanism drive system is main by drive shaft, first output shaft, second output shaft, the first partial gear on the driving shaft is installed, second partial gear, 3rd partial gear and the 4th partial gear, the first roller gear on the first output shaft, second roller gear and the 3rd roller gear and the 4th roller gear composition on the second output shaft, first output shaft and the second output shaft are coaxial；In initial position, the first partial gear is engaged with the first roller gear, and the second partial gear is separated with the second roller gear, and the 3rd partial gear is separated with the 3rd roller gear, and the 4th partial gear is engaged with the 4th roller gear；The pump housing is made up of the first impeller axle, the second impeller axle and pump case.First impeller axle is connected firmly with the first output shaft, and the second impeller axle is connected firmly with the second output shaft；Symmetrical the first blade and third blade are fixedly connected with first impeller axle；Symmetrical the second blade and quaterfoil is fixedly connected with second impeller axle；First blade, the second blade and pump case the first closing chamber of formation, the second blade, third blade and pump case the second closing chamber of formation, third blade, quaterfoil and pump case the 3rd closing chamber of formation, the first blade, quaterfoil and pump case the 4th closing chamber of formation；The first liquid sucting port, the second liquid sucting port, the first leakage fluid dram and the second leakage fluid dram are provided with pump case.
The utility model has following technique effect relative to prior art：The utility model blade differential pump obtains accurate cycle movement rule by incomplete gear mechanism drive system, overcome the unbalanced defect of radial load suffered by blade, volumetric ratio and discharge capacity are improved, the application of displacement pump is improved, the occasions such as high-lift, huge discharge are can be applied to.
Brief description of the drawings
Fig. 1 is the blade differential pump schematic diagram that incomplete gear mechanism drives；
Fig. 2 is two impeller relative position relations in the pump housing；
Fig. 3 is the rotation speed relation of output shaft；
Fig. 4 is t1The position of the impeller of moment two；
Fig. 5 is t2The position of the impeller of moment two；
Fig. 6 is t3The position of the impeller of moment two；
Fig. 7 is t4The position of the impeller of moment two；
Fig. 8 is t5The position of the impeller of moment two；；
Fig. 9 is t6The position of the impeller of moment two；
Figure 10 is t7The position of the impeller of moment two；
Figure 11 is t8The position of the impeller of moment two；
Figure 12 is t9The position of the impeller of moment two；
In figure, incomplete gear mechanism drive system 1, drive shaft 2, first partial gear 3, second partial gear 4, 3rd partial gear 5, 4th partial gear 6, the pump housing 7, second impeller axle 8, first impeller axle 9, 4th roller gear 10, 3rd roller gear 11, second roller gear 12, first roller gear 13, first output shaft 14, second output shaft 15, first blade 16, first closing chamber 17, first leakage fluid dram 18, second blade 19, first liquid sucting port 20, second closing chamber 21, third blade 22, 3rd closing chamber 23, second leakage fluid dram 24, quaterfoil 25, second liquid sucting port 26, 4th closing chamber 27 and pump case 28.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1 and Figure 2, the blade differential pump of the utility model offer incomplete gear mechanism driving is mainly made up of incomplete gear mechanism drive system 1 and the pump housing 7.
Incomplete gear mechanism drive system 1 is main by drive shaft 2, first output shaft 14, second output shaft 15, the first partial gear 3, the second partial gear 4, the 3rd partial gear 5 and the 4th partial gear 6 on driving shaft 2 is installed, the first roller gear 13, the second roller gear 12 on the first output shaft 14 and the 3rd roller gear 11 and the 4th roller gear 10 on the second output shaft 15 are constituted；In initial position, the first partial gear 3 and the first roller gear 13 is engaged, the second partial gear 4 and the second roller gear 12 are separated, the 3rd partial gear 5 and the 3rd roller gear 11 are separated, and the 4th partial gear 6 and the 4th roller gear 10 are engaged.
The pump housing 7 is made up of the first impeller axle 9, the second impeller axle 8 and pump case 28, and the first impeller axle 9 is connected firmly with the first output shaft 14, and the second impeller axle 8 is connected firmly with the second output shaft 15.
Symmetrical the first blade 16 and third blade 22 are fixedly connected with first impeller axle 9.
Symmetrical the second blade 19 and quaterfoil 25 is fixedly connected with second impeller axle 8.
The first leakage fluid dram 18 and the second leakage fluid dram 24, the first liquid sucting port 20, the second liquid sucting port 26 are provided with pump case 28.
The rotating speed n of first impeller axle 9 and the second impeller axle 81And n2As shown in Figure 3.t1At the moment, the rotating speed of the first impeller axle 9 is nw, the rotating speed of the second impeller axle 8 is nw；t2At the moment, the rotating speed of the first impeller axle 9 is by nwIt is changed into ns, the rotating speed of the second impeller axle 8 is nw；t3At the moment, the rotating speed of the first impeller axle 9 is by nsIt is changed into nw, the rotating speed of the second impeller axle 8 is nw；t4At the moment, the rotating speed of the first impeller axle 9 is nw, the rotating speed of the second impeller axle 8 is by nwIt is changed into ns；t5At the moment, the rotating speed of the first impeller axle 9 is nw, the rotating speed of the second impeller axle 8 is by nsIt is changed into nw；t6At the moment, the rotating speed of the first impeller axle 9 is by nwIt is changed into ns, the rotating speed of the second impeller axle 8 is nw；t7At the moment, the rotating speed of the first impeller axle 9 is by nsIt is changed into nw, the rotating speed of the second impeller axle 8 is nw；t8At the moment, the rotating speed of the first impeller axle 9 is nw, the rotating speed of the second impeller axle 8 is by nwIt is changed into ns。t9Moment, then into the subsequent cycle cycle.
As shown in figure 4, in t1Moment, the rotating speed of first impeller axle 9 and the second impeller axle 8 is equal, first blade 16, the blade 19 of third blade 22 and second, the rotating speed of quaterfoil 25 are identical with the first impeller axle 9 and the second impeller axle 8, first closing chamber 17 and the 3rd closing chamber 23 reach maximum, and the second closing chamber 21 and the 4th closing chamber 27 reach minimum.This moment, first blade 16 seals the second liquid sucting port 26, third blade 22 and seals the first liquid sucting port 20, the blade differential pump of incomplete gear mechanism driving stops imbibition, second blade 19 seals the first leakage fluid dram 18, quaterfoil 25 and seals the second leakage fluid dram 24, and the blade differential pump of incomplete gear mechanism driving stops discharge opeing.
As shown in figure 5, from t1Moment moves to t2Moment, first blade 16, the second blade 19, third blade 22 are identical with the rotating speed of quaterfoil 25, first closing chamber 17, the second closing chamber 21, the 3rd closing chamber 23, the constancy of volume of the 4th closing chamber 27, the blade differential pump of incomplete gear mechanism driving stop discharge opeing and imbibition.
As shown in fig. 6, from t2Moment moves to t3Moment, the rotating speed n of the first impeller axle 91More than the rotating speed n of the second impeller axle 82, the rotating speed of the first blade 16 and third blade 22 is more than the rotating speed of the second blade 19 and quaterfoil 25, and the first closing chamber 17 and the 3rd closing chamber 23 are tapered into, and liquid is discharged from the first leakage fluid dram 18 and the second leakage fluid dram 24 respectively；Second closing chamber 21 and the 4th closing chamber 27 are become larger, and liquid is sucked from the first liquid sucting port 20 and the second liquid sucting port 26 respectively；When moving to t3The volume of moment, the first closing chamber 17 and the 3rd closing chamber 23 reaches minimum, and the volume of the second closing chamber 21 and the 4th closing chamber 27 reaches maximum.This moment, the first blade 16 seals the first leakage fluid dram 18, third blade 22 and seals the second leakage fluid dram 24, and the blade differential pump of incomplete gear mechanism driving stops discharge opeing；Second blade 19 seals the first liquid sucting port 20, quaterfoil 25 and seals the second liquid sucting port 26, and the blade differential pump of incomplete gear mechanism driving stops imbibition.
As shown in fig. 7, from t3Moment moves to t4Moment, the rotating speed n of the first impeller axle 91Equal to the rotating speed n of the second impeller axle 82, the first blade 16, the second blade 19, third blade 22 are identical with the rotating speed of quaterfoil 25.This moment, the first closing chamber 17, the second closing chamber 21, the 3rd closing chamber 23, the constancy of volume of the 4th closing chamber 27, the blade differential pump of incomplete gear mechanism driving stop discharge opeing and imbibition.
As shown in figure 8, from t4Moment moves to t5Moment, the rotating speed n of the first impeller axle 91Less than the rotating speed n of the second impeller axle 82The rotating speed of second blade 19 and quaterfoil 25 is more than the first blade 16 and the rotating speed of third blade 22, first closing chamber 17 and the 3rd closing chamber 23 become larger, liquid is sucked from the first liquid sucting port 20 and the second liquid sucting port 26 respectively, second closing chamber 21 and the 4th closing chamber 27 are tapered into, and liquid is discharged from the first leakage fluid dram 18 and the second leakage fluid dram 24 respectively；When moving to t5The volume of moment, the first closing chamber 17 and the 3rd closing chamber 23 reaches maximum, and the volume of the second closing chamber 21 and the 4th closing chamber 27 reaches minimum.This moment, the first blade 16 seals the first liquid sucting port 20, third blade 22 and seals the second liquid sucting port 26, and the blade differential pump of incomplete gear mechanism driving stops imbibition；Second blade 19 seals the second leakage fluid dram 24, quaterfoil 25 and seals the first leakage fluid dram 18, and the blade differential pump of incomplete gear mechanism driving stops discharge opeing.
As shown in figure 9, from t5Moment moves to t6Moment, the rotating speed n of the first impeller axle 91Equal to the rotating speed n of the second impeller axle 82, the first blade 16, the second blade 19, third blade 22 are identical with the rotating speed of quaterfoil 25.This moment, the first closing chamber 17, the second closing chamber 21, the 3rd closing chamber 23, the constancy of volume of the 4th closing chamber 27, the blade differential pump of incomplete gear mechanism driving stop discharge opeing and imbibition.
As shown in Figure 10, from t6Moment moves to t7Moment, the rotating speed n of the first impeller axle 91More than the rotating speed n of the second impeller axle 82 First blade 16 and the rotating speed of third blade 22 are more than the rotating speed of the second blade 19 and quaterfoil 25, first closing chamber 17 and the 3rd closing chamber 23 are tapered into, liquid is discharged from the second leakage fluid dram 24 and the first leakage fluid dram 18 respectively, second closing chamber 21 and the 4th closing chamber 27 are become larger, and liquid is sucked from the second liquid sucting port 26 and the first liquid sucting port 20 respectively；When moving to t7The volume of moment, the first closing chamber 17 and the 3rd closing chamber 23 reaches minimum, and the volume of the second closing chamber 21 and the 4th closing chamber 27 reaches maximum.This moment, first blade 16 seals the second leakage fluid dram 24, third blade 22 and seals the first leakage fluid dram 18, the blade differential pump of incomplete gear mechanism driving stops discharge opeing, second blade 19 seals the second liquid sucting port 26, quaterfoil 25 and seals the first liquid sucting port 20, and the blade differential pump of incomplete gear mechanism driving stops imbibition.
As shown in figure 11, from t7Moment moves to t8Moment, the rotating speed n of the first impeller axle 91Equal to the rotating speed n of the second impeller axle 82, the first blade 16, the second blade 19, third blade 22 are identical with the rotating speed of quaterfoil 25.This moment, the first closing chamber 17, the second closing chamber 21, the 3rd closing chamber 23, the constancy of volume of the 4th closing chamber 27, the blade differential pump of incomplete gear mechanism driving stop discharge opeing and imbibition.
As shown in figure 12, from t8Moment moves to t9Moment, the rotating speed of the first impeller axle 9n 1Less than the rotating speed n of the second impeller axle 82The rotating speed of second blade 19 and quaterfoil 25 is more than the first blade 16 and the rotating speed of third blade 22, first closing chamber 17 and the 3rd closing chamber 23 become larger, liquid is sucked from the second liquid sucting port 26 and the first liquid sucting port 20 respectively, second closing chamber 21 and the 4th closing chamber 27 are tapered into, and liquid is discharged from the second leakage fluid dram 24 and the first leakage fluid dram 18 respectively；When moving to t9The volume of moment, the first closing chamber 17 and the 3rd closing chamber 23 reaches maximum, and the volume of the second closing chamber 21 and the 4th closing chamber 27 reaches minimum.This moment, the first blade 16 seals the second liquid sucting port 26, third blade 22 and seals the first liquid sucting port 20, and the blade differential pump of incomplete gear mechanism driving stops imbibition；Second blade 19 has sealed the first leakage fluid dram 18, quaterfoil 25 and has sealed the second leakage fluid dram 24, and the blade differential pump of incomplete gear mechanism driving stops discharge opeing.t9Moment, the blade differential pump of incomplete gear mechanism driving then enters subsequent work and circulated.
Claims (1)
1. a kind of blade differential pump of incomplete gear mechanism driving, it is characterised in that it is mainly by incomplete gear mechanism drive system（1）And the pump housing（7）Composition, wherein, the incomplete gear mechanism drive system（1）Mainly by drive shaft（2）, the first output shaft（14）, the second output shaft（15）, installed in drive shaft（2）On the first partial gear（3）, the second partial gear（4）, the 3rd partial gear（5）With the 4th partial gear（6）, installed in the first output shaft（14）On the first roller gear（13）, the second roller gear（12）And installed in the second output shaft（15）On the 3rd roller gear（11）With the 4th roller gear（10）Composition；First output shaft（14）With the second output shaft（15）Coaxially；In initial position, the first partial gear（3）With the first roller gear（13）Engagement, the second partial gear（4）With the second roller gear（12）Separation, the 3rd partial gear（5）With the 3rd roller gear（11）Separation, the 4th partial gear（6）With the 4th roller gear（10）Engagement；The pump housing（7）By the first impeller axle（9）, the second impeller axle（8）And pump case（28）Constitute；First impeller axle（9）With the first output shaft（14）Connect firmly, the second impeller axle（8）With the second output shaft（15）Connect firmly；First impeller axle（9）On be fixedly connected with the first symmetrical blade（16）And third blade（22）；Second impeller axle（8）On be fixedly connected with the second symmetrical blade（19）With quaterfoil（25）；First blade（16）, the second blade（19）And pump case（28）Form the first closing chamber（17）, the second blade（19）, third blade（22）And pump case（28）Form the second closing chamber（21）, third blade（22）, quaterfoil（25）And pump case（28）Form the 3rd closing chamber（23）, the first blade（16）, quaterfoil（25）And pump case（28）Form the 4th closing chamber（27）；Pump case（28）On be provided with the first liquid sucting port（20）, the second liquid sucting port（26）, the first leakage fluid dram（18）With the second leakage fluid dram（24）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203511086U CN203297094U (en) | 2013-06-17 | 2013-06-17 | Differential velocity vane pump driven by incomplete gear mechanisms |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203511086U CN203297094U (en) | 2013-06-17 | 2013-06-17 | Differential velocity vane pump driven by incomplete gear mechanisms |
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| Publication Number | Publication Date |
|---|---|
| CN203297094U true CN203297094U (en) | 2013-11-20 |
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| CN2013203511086U Expired - Fee Related CN203297094U (en) | 2013-06-17 | 2013-06-17 | Differential velocity vane pump driven by incomplete gear mechanisms |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103291607A (en) * | 2013-06-17 | 2013-09-11 | 浙江理工大学 | Incomplete gear mechanism-driven blade differential pump |
| CN103742405A (en) * | 2014-01-27 | 2014-04-23 | 浙江理工大学 | Eight-blade differential pump driven by elliptic non-circular gears |
| CN103758749A (en) * | 2014-01-27 | 2014-04-30 | 浙江理工大学 | Sinusoidal non-circular gear driven six-vane differential velocity pump |
| CN103758753A (en) * | 2014-01-27 | 2014-04-30 | 浙江水利水电学院 | Six-blade differential speed pump driven by Pascal non-circular gears |
| CN103758752A (en) * | 2014-01-27 | 2014-04-30 | 浙江理工大学 | Eight-blade differential speed pump driven by Pascal non-circular gears |
-
2013
- 2013-06-17 CN CN2013203511086U patent/CN203297094U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103291607A (en) * | 2013-06-17 | 2013-09-11 | 浙江理工大学 | Incomplete gear mechanism-driven blade differential pump |
| CN103291607B (en) * | 2013-06-17 | 2015-11-04 | 浙江理工大学 | The blade differential pump that intermittent gearing mechanism drives |
| CN103742405A (en) * | 2014-01-27 | 2014-04-23 | 浙江理工大学 | Eight-blade differential pump driven by elliptic non-circular gears |
| CN103758749A (en) * | 2014-01-27 | 2014-04-30 | 浙江理工大学 | Sinusoidal non-circular gear driven six-vane differential velocity pump |
| CN103758753A (en) * | 2014-01-27 | 2014-04-30 | 浙江水利水电学院 | Six-blade differential speed pump driven by Pascal non-circular gears |
| CN103758752A (en) * | 2014-01-27 | 2014-04-30 | 浙江理工大学 | Eight-blade differential speed pump driven by Pascal non-circular gears |
| CN103758749B (en) * | 2014-01-27 | 2015-07-22 | 浙江理工大学 | Sinusoidal non-circular gear driven six-vane differential velocity pump |
| CN103742405B (en) * | 2014-01-27 | 2016-04-06 | 浙江理工大学 | Eight blade differential pumps that a kind of oval noncircular gear drives |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131120 Termination date: 20160617 |
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| CF01 | Termination of patent right due to non-payment of annual fee |