CN107084137A - A kind of water pump assembly with variable-frequency motor - Google Patents
A kind of water pump assembly with variable-frequency motor Download PDFInfo
- Publication number
- CN107084137A CN107084137A CN201710503507.2A CN201710503507A CN107084137A CN 107084137 A CN107084137 A CN 107084137A CN 201710503507 A CN201710503507 A CN 201710503507A CN 107084137 A CN107084137 A CN 107084137A
- Authority
- CN
- China
- Prior art keywords
- variable
- frequency motor
- stator
- water pump
- cylinder body
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/0606—Canned motor pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/12—Combinations of two or more pumps
- F04D13/14—Combinations of two or more pumps the pumps being all of centrifugal type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0088—Testing machines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/02—Selection of particular materials
- F04D29/026—Selection of particular materials especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/086—Sealings especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/2205—Conventional flow pattern
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/445—Fluid-guiding means, e.g. diffusers especially adapted for liquid pumps
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/02—Casings or enclosures characterised by the material thereof
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of water pump assembly with variable-frequency motor, including pump cover, stator and cylinder body, the side of the pump cover is provided with some groups of variable-frequency motors, the opposite side of the pump cover is provided with sealing ring, the outer surface of the variable-frequency motor is installed with degradable heat-dissipating casing, the inside of the variable-frequency motor is installed with rotating shaft, the side of the stator is provided with impeller, the opposite side of the stator is provided with transparency cover, the upper end of the cylinder body is provided with delivery port, the side of the cylinder body is installed with water inlet, and the inner surface of the water inlet is installed with flowmeter.A kind of water pump assembly with variable-frequency motor of the present invention; provided with variable-frequency motor, degradable heat-dissipating casing and flowmeter; speed governing is easy and saves; being capable of fast braking; it is effective that water pump machine shell is radiated, while the environmental protection that can degrade, quickly understands water flow; different operating situation is applicable, more preferable prospect of the application is brought.
Description
Technical field
The present invention relates to water pump assembly field, more particularly to a kind of water pump assembly with variable-frequency motor.
Background technology
Water pump is the machinery for conveying liquid or being pressurized liquid.It transmits the mechanical energy of prime mover or other external energies
Liquid, increases liquid energy, and being mainly used to conveying liquid includes water, oil, acid ＆ alkali liquid, emulsion, suspended emulsion and liquid gold
Category etc., can also convey liquid, admixture of gas and the liquid containing suspended solids.Weighing the technical parameter of pump performance has stream
Amount, suction, lift, shaft power, water-horse power, efficiency etc.；The classes such as volume water pump, vane pump can be divided into according to different operation principles
Type.Displacement pump is to transmit energy using the change of its swept volume of a single chamber；Vane pump is the phase interaction using rotary vane and water
For transmitting energy, there are the types such as centrifugal pump, axial-flow pump and mixed-flow pump.Water pump assembly is formed by connecting by multiple water pump machines, than
Single water pump machine operating efficiency is higher, can efficiently convey liquid, and use is more quick.
The drawbacks of existing water pump assembly has certain when in use, many times high energy consumption, it is impossible to fast braking, speed governing
Relatively difficult, many times damaged shell arbitrarily abandons easily pollution environment, can not accurately many times understand current stream
Amount, therefore, a kind of it is proposed that water pump assembly with variable-frequency motor.
The content of the invention
It is a primary object of the present invention to provide a kind of water pump assembly with variable-frequency motor, background skill can be effectively solved
The problem of in art.
To achieve the above object, the technical scheme taken of the present invention is：
A kind of water pump assembly with variable-frequency motor, including pump cover, stator and cylinder body, the side of the pump cover is provided with some groups of changes
Frequency motor, the opposite side of the pump cover is provided with sealing ring, and sealing ring is fixedly connected by pump cover with variable-frequency motor, the frequency conversion
The outer surface of motor is installed with degradable heat-dissipating casing, and the inside of the variable-frequency motor is installed with rotating shaft, described to lead
The inner surface of leaf is installed with transmission tube, and the side of the stator is provided with impeller, and impeller is fixed by transmission tube and stator
Connection, the opposite side of the stator is provided with transparency cover, and transparency cover is flexibly connected by transmission tube and stator, the cylinder body it is upper
End is provided with delivery port, and the side of the cylinder body is installed with water inlet, and the inner surface of the water inlet is installed with flow
Meter.
It is preferred that, the material of the pump cover is stainless steel.
It is preferred that, the material of the impeller is plastics.
It is preferred that, the cylinder body is fixedly connected with delivery port.
It is preferred that, the quantity of the variable-frequency motor is some groups.
Compared with prior art, the present invention has the advantages that：This kind carries the water pump assembly of variable-frequency motor, makes
Used time, first by setting variable-frequency motor, in that context it may be convenient to the operating rate of regulation motor, reduce energy waste and save the energy,
Simultaneously can be with fast braking, effective explosion-proof environment is adaptable, by setting degradable heat-dissipating casing, can be effectively right
The variable-frequency motor of continuous firing is radiated, and degradable heat-dissipating casing is made up of novel plastic.Secondly by set transmission tube and
Rotating shaft, can drive the operating of whole device under the driving of variable-frequency motor, it is ensured that the normal work of whole water pump assembly, pass through
Impeller and stator are set, water can be pumped into and discharged, it is ensured that the use of efficient quick, finally by flowmeter is set, wherein flowing
Gauge and water inlet combine, the speed of monitoring current that can be at any time, when the current that flowmeter is shown are excessive, can adjust
The flow of the Power Control current of variable-frequency motor is saved, prevents the situation that water pump overloads from occurring, increases the service life of water pump assembly,
Whole device is simple, and easy to operate, the effect used is more preferable relative to traditional approach.
Brief description of the drawings
Fig. 1 is a kind of overall structure diagram of the water pump assembly with variable-frequency motor of the present invention.
Fig. 2 is a kind of partial view of the water pump assembly with variable-frequency motor of the present invention.
In figure：1st, variable-frequency motor；2nd, degradable heat-dissipating casing；3rd, pump cover；4th, sealing ring；5th, rotating shaft；6th, transmission tube；7th, leaf
Wheel；8th, stator；9th, transparency cover；10th, cylinder body；11st, delivery port；12nd, flowmeter；13rd, water inlet.
Embodiment
To be easy to understand the technical means, the inventive features, the objects and the advantages of the present invention, with reference to
Embodiment, is expanded on further the present invention.
As shown in Figure 1-2, a kind of water pump assembly with variable-frequency motor, including pump cover 3, stator 8 and cylinder body 10, the pump
The side of lid 3 is provided with some groups of variable-frequency motors 1, and the opposite side of the pump cover 3 is provided with sealing ring 4, and sealing ring 4 passes through pump cover 3
It is fixedly connected with variable-frequency motor 1, the outer surface of the variable-frequency motor 1 is installed with degradable heat-dissipating casing 2, the variable-frequency electric
The inside of machine 1 is installed with rotating shaft 5, and the inner surface of the stator 8 is installed with transmission tube 6, and the side of the stator 8 is set
There is impeller 7, and impeller 7 is fixedly connected by transmission tube 6 with stator 8, the opposite side of the stator 8 is provided with transparency cover 9, and transparent
Lid 9 is flexibly connected by transmission tube 6 and stator 8, and the upper end of the cylinder body 10 is provided with delivery port 11, and the side of the cylinder body 10 is consolidated
Dingan County is equipped with water inlet 13, and the inner surface of the water inlet 13 is installed with flowmeter 12.
Wherein, the material of the impeller 7 is plastics.
Wherein, the cylinder body 10 is fixedly connected with delivery port 11.
It should be noted that the present invention is a kind of water pump assembly with variable-frequency motor, when in use, first by setting
Variable-frequency motor 1, in that context it may be convenient to the operating rate of regulation motor, reduce energy waste save the energy, while can with fast braking,
Effective explosion-proof environment is adaptable, by setting degradable heat-dissipating casing 2, variable-frequency electric that can effectively to continuous firing
Machine 1 is radiated, and degradable heat-dissipating casing 2 is made up of novel plastic, and plastic degradation is to make polymer molecular weight decline, polymer
Material（Plastics）Physical property declines.But degradable heat-dissipating casing 2 can under natural environment by microorganism carry out natural degradation,
Can be degradable in several years, prevent from polluting environment, it is environmentally friendly, by setting sealing ring 4, can effectively it prevent
Water enters in variable-frequency motor 1, it is to avoid variable-frequency motor 1 is damaged, by setting transmission tube 6 and rotating shaft 5, can be in variable-frequency motor 1
The operating of the lower drive whole device of driving, it is ensured that the normal work of whole water pump assembly, by setting impeller 7 and stator 8, wherein
Impeller 7 be rear semi-open type, be made up of front shroud with blade, due to can using with double shrouded wheel identical sealing ring, efficiency is with closing
Formula impeller is essentially identical, and blade is in addition to liquid is conveyed, also with (back blade or accessory impeller) certain sealing function, in leaf
Under the centrifugal motion of wheel 7, water can be pumped into and discharged, it is ensured that the use of efficient quick, can be to even by setting transparency cover 9
The position connect carries out monitoring at any time, when occurring water leakage, timely handles, by setting flowmeter 12, wherein flow
Meter 12 and water inlet 13 combine, the speed of monitoring current that can be at any time, can when the current that flowmeter 12 is shown are excessive
With the flow for the Power Control current for adjusting variable-frequency motor 1, prevent the situation that water pump overloads from occurring, increase the use of water pump assembly
It is life-span, more practical.A kind of water pump assembly with variable-frequency motor of the present invention, provided with variable-frequency motor 1, degradable radiating
Shell 2 and flowmeter 12, speed governing easily and save, can fast braking, effectively to water pump machine shell radiate, while can
Degraded environmental protection, quickly understands water flow, is applicable different operating situation, brings more preferable prospect of the application.
Claims (3)
1. a kind of water pump assembly with variable-frequency motor, including pump cover（3）, stator（8）And cylinder body（10）, it is characterised in that：Institute
State pump cover（3）Side provided with some groups of variable-frequency motors（1）, the pump cover（3）Opposite side be provided with sealing ring（4）, and sealing
Ring（4）Pass through pump cover（3）And variable-frequency motor（1）It is fixedly connected, the variable-frequency motor（1）Outer surface be installed with it is degradable
Heat-dissipating casing（2）, the variable-frequency motor（1）Inside be installed with rotating shaft（5）, the stator（8）Inner surface fix peace
Equipped with transmission tube（6）, the stator（8）Side be provided with impeller（7）, and impeller（7）Pass through transmission tube（6）And stator（8）Gu
Fixed connection, the stator（8）Opposite side be provided with transparency cover（9）, and transparency cover（9）Pass through transmission tube（6）And stator（8）Activity
Connection, the cylinder body（10）Upper end be provided with delivery port（11）, the cylinder body（10）Side be installed with water inlet（13）,
The water inlet（13）Inner surface be installed with flowmeter（12）.
2. a kind of water pump assembly with variable-frequency motor according to claim 1, it is characterised in that：The impeller（7）'s
Material is plastics.
3. a kind of water pump assembly with variable-frequency motor according to claim 1, it is characterised in that：The cylinder body（10）With
Delivery port（11）It is fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710503507.2A CN107084137A (en) | 2017-06-27 | 2017-06-27 | A kind of water pump assembly with variable-frequency motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710503507.2A CN107084137A (en) | 2017-06-27 | 2017-06-27 | A kind of water pump assembly with variable-frequency motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107084137A true CN107084137A (en) | 2017-08-22 |
Family
ID=59605795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710503507.2A Pending CN107084137A (en) | 2017-06-27 | 2017-06-27 | A kind of water pump assembly with variable-frequency motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107084137A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108716483A (en) * | 2018-07-03 | 2018-10-30 | 浙江融乐环境科技有限公司 | A kind of good pump shell body of heat dissipation performance |
-
2017
- 2017-06-27 CN CN201710503507.2A patent/CN107084137A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108716483A (en) * | 2018-07-03 | 2018-10-30 | 浙江融乐环境科技有限公司 | A kind of good pump shell body of heat dissipation performance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170822 |
|
| WD01 | Invention patent application deemed withdrawn after publication |