CN106401951A - Helical rotor for rotor pump, and rotor pump - Google Patents
Helical rotor for rotor pump, and rotor pump Download PDFInfo
- Publication number
- CN106401951A CN106401951A CN201510469070.6A CN201510469070A CN106401951A CN 106401951 A CN106401951 A CN 106401951A CN 201510469070 A CN201510469070 A CN 201510469070A CN 106401951 A CN106401951 A CN 106401951A
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- rotor
- pump
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- rotors
- helical
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Abstract
The invention provides a helical rotor for a rotor pump, and the rotor pump. The rotor comprises a rotating shaft and at least two rotor wings; the axis of the rotating shaft is overlapped with the axis of each shaft of the rotor pump; the rotor wings are deflected along the axis of each shaft of the rotor pump and the deflection angle Gamma is larger than 0 degree and smaller than or equal to 90 degrees; the rotor pump comprises double parallel shafts and two rotors, wherein the two rotors are respectively arranged on the double parallel shafts; the two rotors have the same amount of rotor wings and are the same in deflection angle along the axis; the rotor wings of one helical rotor rotates leftwards along the local axis, the rotor wings of the other helical rotor rotate rightwards along the local axis, and the rotor wings of the two helical rotors are mutually embedded into each other. The helical rotor provided by the invention has the beneficial effects that rotors with different helical angles are used for reducing the vibration value of a material conveyed by a pump until the vibration value is reduced to a minimum value; the performance range such as flow rate of the pump can be increased after the vibration value of the material conveyed by the pump is reduced, so a pump pare part, especially a quick-wear part is prolonged in service life; the helical rotor provided by the invention is capable of improving the adaptability of the pump and lowering the use cost of the pump.
Description
Technical field
The present invention relates to rotor pump technical field, more particularly, to a kind of impeller pump screw-type rotors and impeller pump.
Background technology
Existing impeller pump is generally straight wing rotor, and wing number is 2 or 3 even more than because rotor construction exists not
Balance conveying principle, may bring uncontrollable vibration problem to pipeline and part of appliance, impeller pump is two axle pumps, presses
According to the work of positive discharge capacity principle.Two or multiple rotor are assembled on two relative rotating shafts, rotation is turned around from suction side to discharge
A certain amount of volume of material is shifted at end.Up to the present, the rotor number of impeller pump on the market and rotor profile are produced
Raw discharge capacity process is not real and the anglec of rotation is synchronous, and this unstable degree is exactly flow difference Δ V
(Vmax-Vmin) with average discharge Vm ratio, i.e. volume fluctuation degree, namely the degree of pump vibration.General Δ V/Vm
Approximation can be represented with D/A (top end diameter D and axle are apart from A), Δ V/Vm and D/A (top end diameter D and axle
Apart from A) if ratio relation is as shown in figure 1, rotor is 8 fonts (both wings rotor), Δ V/Vm unstable factor connects
Nearly 18%, this means that volume flow degree of fluctuation is ± 9%.
As can be seen here, current impeller pump can cause pump periodic vibration due to the cyclic fluctuation conveying volume of material, and this shakes
The raising of the performances such as the flow of dynamic meeting restrictive pump, increases the damaged condition of pump, the service life of impact pump.
Content of the invention
In view of this, it is an object of the invention to provide a kind of impeller pump screw-type rotors and impeller pump, to solve prior art
In deficiency.
In order to achieve the above object, the purpose of the present invention is achieved through the following technical solutions：
On the one hand, a kind of impeller pump screw-type rotors are provided, described impeller pump has rotor pump shaft, wherein, has rotation
The dead in line of axle and at least 2 wing rotor wings, described rotary shaft and described rotor pump shaft, the described rotor wing is along described rotor
The axis of pump shaft deflects and deflection angle γ scope is：0°<γ≤90°.
Above-mentioned impeller pump screw-type rotors, wherein, the quantity of the described rotor wing is 2 wings or 3 wings or 4 wings or 5 wings or 6
The wing or 8 wings or more multiple wing.
Above-mentioned impeller pump screw-type rotors, wherein, the inner core of described impeller pump screw-type rotors is metal, outside employing
Rubber covers or plastics and the covering of various macromolecular material.
On the other hand, provide a kind of impeller pump, there are parallel double-shaft and two rotors being arranged respectively on described parallel double-shaft,
Wherein, described rotor is using such as above-mentioned any one impeller pump screw-type rotors and rotor wing quantity and along axis deflection angle
All same, the rotor wing of two described screw-type rotors is along one another dextrorotation left-handed of place axis and mutually chimeric respectively.
The beneficial effects of the present invention is：
Traditional straight wing rotor is replaced so that volume fluctuation curve amplitude substantially reduces using helical form rotor, thus from certain
The phenomenon that impeller pump pumps material forced vibration is solved on degree.Reduced by the rotor from different spiral angles
Pump conveys the numerical value of material vibrating, until vibration values are preferably minimized, the stream of pump after being reduced due to the vibration values that pump conveys material
The performance ranges such as amount will improve, and the service life of pump spare part especially consumable accessory will extend；The present invention improves the suitable of pump
Ying Xing, reduces the use cost of pump, is that manufacturer and the users of pump bring practical interests.
Brief description
The accompanying drawing constituting the part of the present invention is used for providing a further understanding of the present invention, the illustrative examples of the present invention
And its illustrate, for explaining the present invention, not constituting inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 shows that volume fluctuation in background technology (first half) and material are subject to the schematic diagram of fluctuation (lower half)；
Fig. 2 shows that the rotor wing of impeller pump screw-type rotors of the present invention is structural representation during 4 wing；
Fig. 3 shows that the straight wing rotor of tradition adopts volume fluctuation comparison diagram during 45 ° of screw-type rotors with the present invention.
Specific embodiment
The embodiment it is clear that described will be clearly and completely described to the technical scheme in the embodiment of the present invention below
It is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, this area is common
The every other embodiment that technical staff is obtained under the premise of not making creative work, broadly falls into the model of present invention protection
Enclose.
It should be noted that in the case of not conflicting, the embodiment in the present invention and the feature in embodiment can mutual groups
Close.
Referring to shown in 2, impeller pump screw-type rotors of the present invention have rotary shaft 1 and at least 2 wing rotor wings 2, rotary shaft
1 with the dead in line of rotor pump shaft, along the axis deflection of rotor pump shaft and deflection angle γ scope is the rotor wing 2：0°<γ
≤90°.The rotor wing 2 of helical rotor along impeller pump axis can be left-handed (to the left deflect) or dextrorotation (to
Right avertence turns).The rotor wing 2 number of helical rotor is unrestricted, that is, from 2 wings to multiple wing, can be the odd number mesh wing, also may be used
To be the even numbers mesh wing.The conventional rotor wing 2 number situation is 2 wings or 3 wings or 4 wings or 6 wings or 8 wings, and Fig. 2 shows
4 wings and the rotor wing 2 deflect structure chart when 45 °.
The invention still further relates to a kind of impeller pump, there are parallel double-shaft and two rotors being arranged respectively on parallel double-shaft, wherein
Rotor is using such as above-mentioned impeller pump screw-type rotors and rotor wing quantity and along axis deflection angle all same, two screw types
The rotor wing of rotor is along one another dextrorotation left-handed of place axis and mutually chimeric respectively.Screw-type rotors are in impeller pump twin shaft
On, along the contact of axis equivalent locations, assembling mode be left-handed a pair with dextrorotation, fill left-handed rotor, another axle on an axle
Upper dress dextrorotation rotor, vice versa.
This screw-type rotors is unrelated with rotor material, and screw-type rotors can be inner core is metal, and outside is by all kinds rubber
The rotor that glue covering or plastics and various macromolecular material cover, rubber or plastics and various macromolecular material cover and play
Protection and the effect or the simple metal rotor that increase frictional force.
Referring to shown in Fig. 3, fluctuation situation with rotational angle it can be deduced that fluctuating by periodic in volume curve,
A certain local conveying is excessive, and a certain local conveying is very few, causes vibration.The change passing through to select rotor angle as can be seen here can
To solve the problems, such as volume of material fluctuation, thus solving the problems, such as material forced vibration.
From above-described embodiment as can be seen that advantage of the invention is that：
Traditional straight wing rotor is replaced so that volume fluctuation curve amplitude substantially reduces using helical form rotor, thus from certain
The phenomenon that impeller pump pumps material forced vibration is solved on degree.Reduced by the rotor from different spiral angles
Pump conveys the numerical value of material vibrating, until vibration values are preferably minimized, the stream of pump after being reduced due to the vibration values that pump conveys material
The performance ranges such as amount will improve, and the service life of pump spare part especially consumable accessory will extend；The present invention improves the suitable of pump
Ying Xing, reduces the use cost of pump, is that manufacturer and the users of pump bring practical interests.
Above the specific embodiment of the present invention is described in detail, but the present invention has been not restricted to concrete reality described above
Apply example, it is intended only as example.To those skilled in the art, any equivalent modifications and replacement are also all the present invention's
Among category.Therefore, impartial conversion done without departing from the spirit and scope of the invention and modification, all should cover
In the scope of the present invention.
Claims (5)
1. a kind of impeller pump screw-type rotors, described impeller pump has rotor pump shaft it is characterised in that having rotary shaft
(1) and at least 2 wings rotor wing (2), the dead in line of described rotary shaft (1) and described rotor pump shaft, described rotor
Along the axis deflection of described rotor pump shaft and deflection angle γ scope is the wing (2)：0°<γ≤90°.
2. according to claim 1 impeller pump screw-type rotors it is characterised in that the number of the described rotor wing (2)
Measure as 2 wings or 3 wings or 4 wings or 5 wings or 6 wings or 8 wings or more multiple wing.
3. according to claim 1 impeller pump screw-type rotors it is characterised in that the described rotor wing (2) is along institute
State the axis deflection of rotor pump shaft and deflection angle γ scope is：0°<γ≤90°.
4. according to Claims 2 or 3 impeller pump screw-type rotors it is characterised in that described impeller pump spiral
The inner core of type rotor is metal, the outside rotor being covered using rubber or plastics and various macromolecular material.
5. a kind of impeller pump, has parallel double-shaft and two rotors being arranged respectively on described parallel double-shaft, and its feature exists
In described rotor is using impeller pump screw-type rotors and rotor wing quantity as described in any one in Claims 1-4
And along axis deflection angle all same, the rotor wing of two described screw-type rotors respectively along one, place axis left-handed another
Dextrorotation and mutually chimeric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510469070.6A CN106401951A (en) | 2015-08-03 | 2015-08-03 | Helical rotor for rotor pump, and rotor pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510469070.6A CN106401951A (en) | 2015-08-03 | 2015-08-03 | Helical rotor for rotor pump, and rotor pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106401951A true CN106401951A (en) | 2017-02-15 |
Family
ID=58007422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510469070.6A Pending CN106401951A (en) | 2015-08-03 | 2015-08-03 | Helical rotor for rotor pump, and rotor pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106401951A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109737058A (en) * | 2018-12-29 | 2019-05-10 | 烟台菱辰能源有限公司 | A kind of fuel cell air compression plant |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10311288A (en) * | 1997-05-12 | 1998-11-24 | T D Giken:Kk | Screw type vacuum pump and screw finishing machine |
| CN201539403U (en) * | 2009-11-17 | 2010-08-04 | 瞿勇 | Non-vibration rotor and rotor pump |
| CN102322419A (en) * | 2011-09-30 | 2012-01-18 | 浙江奥威特液压机械有限公司 | Screw pump |
| JP2013142342A (en) * | 2012-01-11 | 2013-07-22 | Toyota Industries Corp | Screw pump and supercharger using screw pump |
| CN103452839A (en) * | 2013-09-12 | 2013-12-18 | 朱海川 | Inner screw rod type fluid conveying equipment |
| CN103850932A (en) * | 2012-12-05 | 2014-06-11 | 上海易昆机械工程有限公司 | Pulseless rotor pump |
-
2015
- 2015-08-03 CN CN201510469070.6A patent/CN106401951A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10311288A (en) * | 1997-05-12 | 1998-11-24 | T D Giken:Kk | Screw type vacuum pump and screw finishing machine |
| CN201539403U (en) * | 2009-11-17 | 2010-08-04 | 瞿勇 | Non-vibration rotor and rotor pump |
| CN102322419A (en) * | 2011-09-30 | 2012-01-18 | 浙江奥威特液压机械有限公司 | Screw pump |
| JP2013142342A (en) * | 2012-01-11 | 2013-07-22 | Toyota Industries Corp | Screw pump and supercharger using screw pump |
| CN103850932A (en) * | 2012-12-05 | 2014-06-11 | 上海易昆机械工程有限公司 | Pulseless rotor pump |
| CN103452839A (en) * | 2013-09-12 | 2013-12-18 | 朱海川 | Inner screw rod type fluid conveying equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109737058A (en) * | 2018-12-29 | 2019-05-10 | 烟台菱辰能源有限公司 | A kind of fuel cell air compression plant |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170215 |
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| RJ01 | Rejection of invention patent application after publication |