CN206723076U - A kind of low noise binary self-priming combination pump - Google Patents
A kind of low noise binary self-priming combination pump Download PDFInfo
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- CN206723076U CN206723076U CN201720375578.4U CN201720375578U CN206723076U CN 206723076 U CN206723076 U CN 206723076U CN 201720375578 U CN201720375578 U CN 201720375578U CN 206723076 U CN206723076 U CN 206723076U
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Abstract
The utility model discloses a kind of low noise binary self-priming combination pump.The utility model includes motor, the pump housing connecting bracket installed in motor shaft both ends, first pump housing and second pump housing, has the first import and first outlet on first pump housing, has the second import and second outlet on second pump housing；For motor among two pump housings being symmetrically installed, motor shaft stretches out motor casing to drive two pump housings from motor both ends both sides；The utility model drives two combination pumps positioned at motor both sides using single motor simultaneously, with the radial load of balance motor shaft end, so as to provide the binary combination pump of the synthetic operation excellent performances such as a kind of low noise, pump efficiency high, flow, lift and suction.
Description
Technical field
A kind of binary combination pump, more particularly to a kind of low noise binary centrifugal atomization combination pump are the utility model is related to, is belonged to
In field of fluid machinery.
Background technology
Pump be it is a kind of have a large capacity and a wide range, the universal machine that energy expenditure is huge, it is every have liquid flow place nearly all have
Pump is working.Counted according to Chinese universal machine association, in recent years more than 100,000,000,000 yuan of the average annual gross output value of national pump industry, water pump consumption
Electricity accounts for the 20% of national power consumption.At present, the disclosed low noise self-priming in miscellaneous small-sized land pump product
Combination pump（Application number：201610813048.3；The A of application publication number CN 106224249）Be a kind of new, low noise, efficiently,
The pump class product of energy-conservation.This pump suction capacity is strong, suction height, noise compared with the peripheral pump and jet pump that existing market is dominated
Low, flow is big, efficiency high, is led in a variety of industry of supply water heating, tap water boosting, mining machinery, shipbuilding, petrochemical industry etc.
The application prospect in domain is had an optimistic view of, and is a kind of middle-size and small-size pump class product with huge market potential and energy-saving effect.
Nevertheless, published low noise self-priming combination pump design uses single motor single pump body structure.For monomer
For pump, the radial load that motor shaft both ends are subject to is unbalanced, and this can accelerate the service life of the abrasion of bearing and pump complete machine；
On the other hand, compared with when regular situation motor only drives a pump housing, motor shaft both ends all bringing onto loads, increased input power
Very little, that is, both mechanical output losses are very close, and this creates good condition for the improved efficiency of binary pump.When
When the lift or flow of use occasion requirement are higher than the working range of monoblock pump, it is necessary to change more powerful pump, this is undoubtedly
Add manufacturing cost and energy consumption.Motor shaft both ends radial load imbalance caused by monoblock pump itself can produce bigger noise and
Mechanical wear is installed on being tested with water body for the nearly body region such as interior so as to reduce the problems such as being tested with water body of user, particularly pump.
The content of the invention
The utility model is directed to the deficiency of monomer low noise self-priming combination pump, proposes that a kind of noise reduction is obvious, efficiency height,
The comprehensive low noise binary self-priming combination pump of the service behaviours such as flow, lift, suction lift.
The purpose of this utility model is two combination pumps for being located at motor both sides using single motor while driving, with flat
The radial load of weighing apparatus motor shaft ends, so as to provide the synthetic operations such as a kind of low noise, pump efficiency high, flow, lift and suction
The binary combination pump of excellent performance.
To achieve these goals, the technical solution adopted in the utility model is：A kind of low noise binary self-priming combination pump
（Call binary combination pump in the following text）, including motor, the pump housing connecting bracket installed in motor shaft both ends, first pump housing and second pump housing,
There is the first import and first outlet on first pump housing, there is the second import and second outlet on second pump housing；Motor is located at two
Among the individual symmetrical compound pump housing, motor shaft stretches out motor casing to drive two combination pumps from motor both ends both sides；Two compound
The pump pump housing passes through a pump housing connecting bracket and motor connection respectively；The import phase of the port of export of first pump housing and second pump housing
Even, the first pump housing import forms series connection as binary combination pump general import, the second pump housing outlet as binary combination pump general export
The compound pump configuration of binary；First pump housing import is connected to form binary combination pump after being connected with the second pump housing import with single tube and always entered again
Mouth, the first pump housing outlet are connected to be exported by single tube again with the second pump housing outlet and form binary combination pump general export, form in parallel double
Bluk recombination pump configuration；The inlet and outlet of first pump housing and second pump housing are mutually not connected to, and form the compound pump configuration of discrete binary.
Described binary combination pump first pump housing entrance point or the port of export and the second pump housing entrance point or the port of export are connected
It mode, can be connected in the form of threeway, and be exported or imported by single tube, can also will set up a buffering between connected both ends
Chamber, then export or import from cushion chamber by a single tube.
Described binary combination pump motor radiating mode can use air-cooled or water cooling.
Described water-cooling pattern can use self-loopa water cooling or pump extracorporeal circuit recirculated water cooling in the pump housing.
Described motor air cooling way can be equipped with one or more radiator fans simultaneously at motor both ends, can also only exist
Motor one end is equipped with one or more radiator fans.
Regulating valve, the convenient load for adjusting each pump housing can be set up on the connected pipeline of described Double pump body.
By using above technical scheme, have an advantageous effect in that：
1st, the basic performances such as flow, the lift of combination pump are substantially improved by the structure of binary combination pump, expands it and is applicable
Scope, in particular for low noise, big flow and high-lift working environment.
2nd, by the different connected modes of the motor both ends pump housing, in parallel, series connection and discrete etc. a variety of can neatly be realized
Compound pump configuration, the function of abundant binary combination pump, the applicability of binary combination pump is improved, reduces and is led by difference in functionality demand
Equipment is caused to repeat the wasting of resources caused by configuring；
3rd, the structure of binary combination pump, compared with the high-power monoblock pump of equal function, casting cost and pump housing weight are made
Substantially reduce, and pump housing volume can fully reduce so that the structure of binary combination pump is compacter, light, energy-conservation.
4th, the impeller in two pump housings of binary combination pump is by a motor driven, the radial load and axial force stress of motor shaft
All more balance, mechanical loss is smaller caused by friction, and mechanical efficiency further improves so that pump is more efficient.
5th, self-priming exhaust phase, binary combination pump in parallel can significantly shorten because first and second pump housings are vented simultaneously
Self-priming evacuation time.
When the 6th, using water cooling, due to the structure that the pump housing is arranged symmetrically on motor of combination pump, conveniently using canned motor pump
Motor water cooling mode, the small portion of fluid that centrifugal impeller flows out is allowed through the cooling pod apertures on pump end casing or from fluid high-pressure area
Gap between rotor and rotor shielding sleeve is entered by pump housing outer tube pass stream, then followed from combination pump center shaft through-hole or axle outer flow passage
Loopback is flow in impeller, carry out sufficient strong convection cooling to motor, improve cooling effectiveness, while avoids air-cooled bring
Wind is made an uproar, and further reduces the operation noise of binary combination pump.
Brief description of the drawings
Fig. 1 is the utility model parallel connection binary combination pump structural representation；
Fig. 2 is the utility model tandem dimer combination pump structural representation；
Fig. 3 is the utility model binary combination pump motor water cooling scheme diagrammatic cross-section；
Fig. 4 is the air-cooled scheme schematic diagram of the compound pump motor of the utility model binary；
Reference：1st, first pump housing；2nd, second pump housing；3rd, the first pump housing import；4th, the first pump housing outlet；5th, the second pump
Body import；6th, the second pump housing outlet；7th, combination pump main entrance；8th, combination pump general export；9th, the first pump housing connecting bracket；10th,
Two pump housing connecting brackets；11st, motor；12nd, tandem dimer combination pump connecting tube；13rd, nozzle；14th, anemostat；15th, centrifugal impeller；
16th, electric machine main shaft cooling water pod apertures；17th, electric machine main shaft；18th, motor cylinder cooling water pod apertures；19th, radiator fan.
Embodiment
In order that those skilled in the art more fully understand the technical scheme in the utility model, below in conjunction with this reality
With the accompanying drawing in new, clear, complete description is carried out to the technical scheme in utility model, it is clear that described is only this
Utility model part of the embodiment, rather than whole embodiments.Embodiment based on utility model, ordinary skill people
The every other embodiment that member is obtained under the premise of creative work is not made, it should all belong to the model of utility model protection
Enclose.
1 ~ 4 pair of the utility model low noise binary combination pump of reference picture is described further.A kind of low noise binary is compound
Pump, including motor 11 and first pump housing 1 and second pump housing 2 that are separately positioned on motor both ends.Each pump housing passes through the pump housing respectively
Connecting bracket 9,10 is fixedly connected with motor 11.There is the import 3 of first pump housing 1, outlet 4, the second pump housing import on each pump housing
5th, 6 are exported.
For binary combination pump parallel-connection structure, shunted after pump fluid is by combination pump main entrance 7, flow separately through the first pump
The pump housing import 5 of body import 3 and second by suction fluid as first pump housing 1 and second pump housing 2 is entered, in injector（By nozzle 13
Formed with anemostat 14）After enough kinetic energy and pressure potential are obtained in the presence of centrifugal impeller 15, a portion has energy
Fluid enters combination pump general export 8 by the outlet 4,6 of two pump housings respectively, and finally flows out binary combination pump, and another portion
Dividing, which has energy fluid then to pass through nozzle entrance as working fluid, circulates press-in nozzle 13.Then it is attached to export high-velocity fluid in nozzle 13
An extremely strong negative pressure is closely produced, the first pump housing entrance 3 and therefore being rolled up by suction fluid for the second pump housing entrance 5 are inhaled and high speed work
Make fluid and be injected into anemostat 14 together to mix.The fluid of mixing carries out similar from the entrance of centrifugal impeller 15 into centrifugal impeller
The secondary booster of multistage pump, energy fluid is then ultimately formed near the cut water of centrifugation volute casing and has been thrown out of impeller 15, wherein one
Part is again introduced into the entrance of nozzle 13 as working fluid, and another part is discharged first and second pump housings, so moved in circles,
Go round and begin again.When jet pump is in self-priming exhaust phase, entrance is gas by suction fluid, in the effect of the strong negative pressure of jet expansion
Under conflux together with the working fluid of inoculated in the outlet of nozzle 13, accelerate after the mixing of anemostat 14 into impeller 15, then not
This portion of combined stream body for being recycled into nozzle 13 is detained in shunting pumping chamber or diversion three-way, because the floating of bubble is completed
Gas-liquid separation, smoothly it is vented and realizes self-priming.Binary combination pump in parallel is significantly increased compared to the compound pump discharge of monomer, is supplied in flow
In the presence of answering surplus, lift can also rise to a certain degree；From pumping phases then because first, second pump housing is vented simultaneously so that
Self-priming time significantly shortens compared to monomer combination pump.
For binary combination pump cascaded structure, treat that by the import of first pump housing 1, is inhaled into as by suction fluid for pump fluid
One pump housing 1, in injector（It is made up of nozzle 13 and anemostat 14）With obtaining enough kinetic energy and pressure in the presence of impeller 15
After potential energy, a part has energy fluid then to circulate press-in nozzle 13 by the nozzle entrance of first pump housing 1 as working fluid, right again
Done work, so circulation, go round and begin again by suction fluid；Another part has can be after fluid flows out from the outlet 4 of first pump housing, by the
Two pump housing imports 5 flow into second pump housing 2 and carry out secondary booster, have the similar part of energy fluid as working fluid after supercharging
Return to the nozzle 13 of second pump housing, volume inhales the second pump housing entrance 5, and by first pump housing 1 to be concatenated binary combination pump connecting tube 12 defeated
The part fluid brought, another part then the supercharging in second pump housing 2 further obtain pressure potential and kinetic energy, then by
After second pump housing impeller 15 is thrown away, through centrifuging volute casing outlet and downstream canal, directly discharged from the second pump housing outlet 6.Now, phase
For monomer combination pump, although the flow of binary combination pump does not change significantly, the fluid of the second pump housing outlet 6, due to
Successively done work out of two the pump housings and obtain the fluid energy much larger than monomer combination pump exit, be i.e. tandem dimer combination pump
Lift be substantially improved.Said process, upstream-downstream relationship of first pump housing 1 with second pump housing 2 in cascaded structure can be mutual
Change.
For binary combination pump separate structure, first pump housing 1 and the water inlet of second pump housing 2 and delivery port separate, mutually not phase
Even, work independently.Discrete binary combination pump can be according to being actually needed, while runs or only start one of them.
No matter using the above-mentioned compound pump configuration of which kind of binary, air-cooled, or similar shielding can be carried out by radiator fan 19
The water-cooling pattern of pump, i.e., pass through motor cylinder cooling water pod apertures 18, motor between pump housing higher-pressure region and impeller inlet low-pressure area
Main shaft cooling water pod apertures 16 and the hollow duct of electric machine main shaft 17 are formed in pump or pump outer circulation, realizes that motor cools down.
To sum up, the utility model is based on published low-noise combination pump, proposes that a kind of low noise binary self-priming is answered
Close pump, balance motor axle both ends radial load.On the basis of the advantage performances such as the compound pump discharge of monomer, lift, self-priming are ensured, enter
One step reduces monomer combination pump noise, improves pump efficiency, expand its scope of application, excavate market potential.
Specific embodiment of the present utility model is described above in association with accompanying drawing, but these explanations can not be understood to
The scope of the utility model is limited, the scope of protection of the utility model is limited by appended claims, any in this reality
All it is the scope of protection of the utility model with the change on the basis of new claim.
Claims (8)
- A kind of 1. low noise binary self-priming combination pump, it is characterised in that：The pump housing including motor, installed in motor shaft both ends connects Support, first pump housing and second pump housing, there is on first pump housing the first import and first outlet, have second to enter on second pump housing Mouth and second outlet；For motor among two pump housings being symmetrically installed, motor shaft stretches out motor casing from motor both ends both sides To drive two pump housings.
- A kind of 2. low noise binary self-priming combination pump according to claim 1, it is characterised in that：The first described pump housing Outlet is connected with the import of second pump housing, the first pump housing import is double as binary combination pump general import, the conduct of the second pump housing outlet Bluk recombination pump general export, form the compound pump configuration of tandem dimer.
- A kind of 3. low noise binary self-priming combination pump according to claim 1, it is characterised in that：The first described pump housing enters Mouth is connected to form binary combination pump main entrance, the first pump housing outlet and second pump housing with single tube again after being connected with the second pump housing import Outlet, which is connected to be exported by single tube again, forms binary combination pump general export, forms the compound pump configuration of binary in parallel.
- A kind of 4. low noise binary self-priming combination pump according to Claims 2 or 3, it is characterised in that：The described pump housing it Between connected both ends have additional cushion chamber, then export or import from cushion chamber by a single tube.
- A kind of 5. low noise binary self-priming combination pump according to any one of claim 1 to 3, it is characterised in that：This is multiple Close pump and use air-cooled or water cooling.
- A kind of 6. low noise binary self-priming combination pump according to claim 5, it is characterised in that：Described water-cooling pattern uses pump Internal self-loopa water cooling or pump extracorporeal circuit recirculated water cooling.
- A kind of 7. low noise binary self-priming combination pump according to claim 5, it is characterised in that：Described air cooling way is in electricity Machine one or both ends are equipped with one or more radiator fans.
- A kind of 8. low noise binary self-priming combination pump according to Claims 2 or 3, it is characterised in that：The described pump housing it Between be connected on pipeline and set up regulating valve, the convenient load for adjusting each pump housing.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720375578.4U CN206723076U (en) | 2017-04-11 | 2017-04-11 | A kind of low noise binary self-priming combination pump |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720375578.4U CN206723076U (en) | 2017-04-11 | 2017-04-11 | A kind of low noise binary self-priming combination pump |
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| CN206723076U true CN206723076U (en) | 2017-12-08 |
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| CN201720375578.4U Active CN206723076U (en) | 2017-04-11 | 2017-04-11 | A kind of low noise binary self-priming combination pump |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106837821A (en) * | 2017-04-11 | 2017-06-13 | 浙江新控泵业有限公司 | Low noise binary self-priming combination pump |
| CN112412893A (en) * | 2020-11-23 | 2021-02-26 | 兰州理工大学 | Integrated spiral axial-flow type oil-gas mixed transportation pump |
-
2017
- 2017-04-11 CN CN201720375578.4U patent/CN206723076U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106837821A (en) * | 2017-04-11 | 2017-06-13 | 浙江新控泵业有限公司 | Low noise binary self-priming combination pump |
| CN112412893A (en) * | 2020-11-23 | 2021-02-26 | 兰州理工大学 | Integrated spiral axial-flow type oil-gas mixed transportation pump |
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