CN204553211U - A kind of helical rotor displacement pump - Google Patents
A kind of helical rotor displacement pump Download PDFInfo
- Publication number
- CN204553211U CN204553211U CN201520045575.5U CN201520045575U CN204553211U CN 204553211 U CN204553211 U CN 204553211U CN 201520045575 U CN201520045575 U CN 201520045575U CN 204553211 U CN204553211 U CN 204553211U
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- CN
- China
- Prior art keywords
- rotor
- screw
- rotating shaft
- displacement pump
- gear
- 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
Links
- 238000006073 displacement reaction Methods 0.000 title claims abstract description 15
- 230000001360 synchronised effect Effects 0.000 claims description 8
- 239000012530 fluid Substances 0.000 abstract description 5
- 238000005086 pumping Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 1
- 238000005495 investment casting Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
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- Rotary Pumps (AREA)
Abstract
The utility model discloses a kind of helical rotor displacement pump.Comprise a cylinder body shell, it is characterized in that, be arranged with the first rotor and the second rotor in described cylinder body in parallel, rotor is made up of the screw rod and rotating shaft being arranged on cylinder interior; Side near screw rod in described rotating shaft is provided with gear, and the first rotor gear and the second exteranl gear engage each other; The first rotor screw rod is together with the screw thread twist of the second multi-rotor screw and form continuous enclosed space, and the screw thread curved surface of described the first rotor screw flight curved surface and the second multi-rotor screw forms conjugate surface.This equipment is novel fluid pumping equipment, has efficiency high, and power consumption is little, and volume is little, lightweight, the feature that power consumption is low, indirectly can reach energy-saving and emission-reduction, the effect of environmental protection.
Description
Technical field
The utility model relates to the field of universal machine, fluid machinery mesohigh pumping liquid equipment, particularly relates to a kind of helical rotor displacement pump.
Background technique
Rotor volumes pump a kind ofly utilizes the change of pumping cylinder internal volume to carry the pump of liquid, and its periodicity by means of the multiple fixed volume convey unit in active chamber is converted and reaches the object of conveying fluid.The mechanical energy of motor is converted into the pressure energy of conveying fluid by pump, and the flow of pump only depends on working chamber volume changing value and its rotation within the unit time.In current tall building feedwater application, usually use multistage centrifugal pump, cause that efficiency is low, power consumption is large, the pump housing is large and a large amount of wastes of electric energy.For this problem, apply a kind of conjugate curve of closing continuously and develop a kind of helical rotor displacement pump be applied in tall building water delivery, with entering can be applied to other field of fluid.
Model utility content
The utility model provides a kind of helical rotor displacement pump, and have efficiency high, power consumption is little, and volume is little, lightweight, the feature that electric energy use amount is low, and indirectly can reach energy-saving and emission-reduction, the effect of environmental protection.
The object of the invention is to be achieved through the following technical solutions:
A kind of helical rotor displacement pump, comprise a cylinder body shell, it is characterized in that, be arranged with the first rotor and the second rotor in described cylinder body in parallel, rotor is made up of the screw rod and rotating shaft being arranged on cylinder interior; Side near screw rod in described rotating shaft is provided with gear, and the first rotor gear and the second exteranl gear engage each other; The first rotor screw rod is together with the screw thread twist of the second multi-rotor screw and form continuous enclosed space, and the screw thread curved surface of described the first rotor screw flight curved surface and the second multi-rotor screw forms conjugate surface, there is not leakage trigonometric form.
Each external variable-frequency motor in described the first rotor and bitrochanteric rotating shaft, variable-frequency motor drives two synchronous opposite spins of rotating shaft.
Described second exteranl gear adopts expandable frictional key to carry out the adjustment of circumference location and transmitting torque.
Two axis hole places of cylinder body high pressure end plate are equipped with draining slotted eye and seal ring.
Compared with prior art, the utility model has the following advantages:
By above-mentioned the technical solution of the utility model, a kind of novel water delivery pumping equipment is proposed, be made up of two helical rotors, together, make to form the space closed continuously in the middle of two helical rotors, motor drives a pair synchronous gear transport to the gears meshing of helical rotor, rotor is under the drive of gear, carry out synchronous opposite spin, the volume of pump is changed, thus it is namely more high-lift to form higher delivery pressure.Installed power and the power consumption of this equipment are less, and when 100 meters of lifts, 20 side's flow per hour, comparing multistage centrifugal pump is 22KW, and weight reaches 1.5 tons, and the installed power of this equipment is only 5.5KW, pump housing weight 32Kg, complete machine weight 200Kg.
Accompanying drawing explanation
Fig. 1 is a kind of helical rotor volume pump structure sectional view that the utility model embodiment provides;
Fig. 2 is the structural representation of a kind of helical rotor displacement pump rotor that the utility model embodiment provides;
Fig. 3 is the side view of a kind of helical rotor displacement pump rotor that the utility model embodiment provides.
Embodiment
Below in conjunction with the accompanying drawing in the utility model, be clearly and completely described the technological scheme in the utility model, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, 2, be a kind of helical rotor displacement pump that the utility model embodiment proposes, it comprises cylinder body 1 shell, is arranged with the first rotor 2 and the second rotor 3 in cylinder body 1 in parallel, and rotor is made up of the screw rod and rotating shaft 8 being arranged on cylinder interior; Side near screw rod in rotating shaft 8 is provided with gear, and the first rotor gear 4 and the second exteranl gear 5 engage each other; The first rotor screw rod 6 is together with the screw thread twist of the second multi-rotor screw 7 and form continuous enclosed space.Each external AC induction motor or variable-frequency motor in the rotating shaft 8 of the first rotor 2 and the second rotor 3, drive two synchronous opposite spins of rotating shaft 5,7 by motor through synchromesh gear 4,5.
As shown in Figure 3, be the side view of a kind of helical rotor displacement pump rotor that the utility model embodiment proposes, can find out, the screw thread curved surface of the first rotor screw rod 6 and the screw thread curved surface of the second multi-rotor screw 7 form conjugate surface jointly.
Two rotors 6,7 of the present utility model adopt numerical DC speed technology, and novel closed surface processing technology, adopts four-shaft numerically controlled Machine Manufacture rotor component, adopt precision casting process and Milling Process manufacture technics pump case, and carry out manual assembly test run.The utility model each part accuracy of manufacturing is higher, and coordinate closely, cylinder body shell has been totally enclosed structure, can not produce any seepage in the using process of reality, and Safety performance is good, operates steadily.
Below in conjunction with accompanying drawing to working procedure of the present utility model and principles illustrated as follows:
After startup drive motor, synchromesh gear 5 is driven to by the synchromesh gear 4 of motor driven rotor 6, the synchronous opposite spin of rotor 7 is driven by synchromesh gear 5, the screw thread Surface forming conjugate surface of two multi-rotor screw, and form the space closed continuously, liquid becomes high pressure conditions under the extruding of screw rod, is pumped to eminence through water outlet, reaches tall building water delivery object.
Compared with prior art, the utility model proposes a kind of novel water delivery pumping equipment, be made up of two helical rotors, together, make to form the space closed continuously in the middle of two helical rotors, motor drives a pair synchronous gear transport to the gears meshing of helical rotor, rotor is under the drive of axle, carry out synchronous opposite spin, the volume of pump is changed, thus form higher degree of vacuum and single-stage discharge delivery pressure.Installed power of the present utility model and power consumption less, when 100 meters of lifts, 20 side's flow per hour, comparing multistage centrifugal pump is 22KW, and weight reaches 1.5 tons, and installed power of the present utility model is only 5.5KW, pump housing weight 32Kg, complete machine weight 200Kg.Owing to adopting new type of continuous to close conjugate surface Design and manufacture technique, it is high that the utility model has efficiency, and power consumption is little, and volume is little, lightweight, the feature that electric energy use amount is low, and indirectly can reach energy-saving and emission-reduction, the effect of environmental protection.
The above; be only the utility model preferably embodiment; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the change that can expect easily or replacement, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claims.
Claims (4)
1. a helical rotor displacement pump, comprises a cylinder body shell, it is characterized in that, is arranged with the first rotor and the second rotor in described cylinder body in parallel, and rotor is made up of the screw rod and rotating shaft being arranged on cylinder interior; Side near screw rod in described rotating shaft is provided with gear, and the first rotor gear and the second exteranl gear engage each other; The first rotor screw rod is together with the screw thread twist of the second multi-rotor screw and form continuous enclosed space, and the screw thread curved surface of described the first rotor screw flight curved surface and the second multi-rotor screw forms conjugate surface.
2. helical rotor displacement pump as claimed in claim 1, is characterized in that, each external variable-frequency motor in described the first rotor and bitrochanteric rotating shaft, variable-frequency motor drives two synchronous opposite spins of rotating shaft.
3. helical rotor displacement pump as claimed in claim 1, is characterized in that, described second exteranl gear adopts expandable frictional key to carry out the adjustment of circumference location and transmitting torque.
4. helical rotor displacement pump as claimed in claim 1, it is characterized in that, two axis hole places of cylinder body high pressure end plate are equipped with draining slotted eye and seal ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520045575.5U CN204553211U (en) | 2015-01-23 | 2015-01-23 | A kind of helical rotor displacement pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520045575.5U CN204553211U (en) | 2015-01-23 | 2015-01-23 | A kind of helical rotor displacement pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204553211U true CN204553211U (en) | 2015-08-12 |
Family
ID=53828332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520045575.5U Expired - Fee Related CN204553211U (en) | 2015-01-23 | 2015-01-23 | A kind of helical rotor displacement pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204553211U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107178498A (en) * | 2017-07-22 | 2017-09-19 | 马鞍山聚力科技有限公司 | A kind of double dynamical translation delivery pump for carrying cooling |
-
2015
- 2015-01-23 CN CN201520045575.5U patent/CN204553211U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107178498A (en) * | 2017-07-22 | 2017-09-19 | 马鞍山聚力科技有限公司 | A kind of double dynamical translation delivery pump for carrying cooling |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150812 Termination date: 20210123 |
|
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Wang Zhiming Document name: Notice of termination of patent right |