CN104246227B - Electrical motor driven pump - Google Patents
Electrical motor driven pump Download PDFInfo
- Publication number
- CN104246227B CN104246227B CN201380022261.7A CN201380022261A CN104246227B CN 104246227 B CN104246227 B CN 104246227B CN 201380022261 A CN201380022261 A CN 201380022261A CN 104246227 B CN104246227 B CN 104246227B
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- China
- Prior art keywords
- pump
- motor
- controller
- fluid
- assembly
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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
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/5806—Cooling the drive system
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/08—Cooling; Heating; Preventing freezing
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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
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/0686—Mechanical details of the pump control unit
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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
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/5813—Cooling the control unit
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
- Rotary Pumps (AREA)
Abstract
Vehicle is used together with electromotor, such as with wherein electrical motor driven oil pump by electrical motor driven in the electrical motor driven oil pump assembly that hydraulic pressure supply is used together to the actuating device of automotive vehicle or the engine automatic stop system of electromotor, at least under the halted state of mechanical oil pump driven by the engine, for operate motor for control oil pump controller adjacent to flowing flow of oil and be arranged in shell, the temperature of controller is kept into less than predetermined temperature by the flow of oil making flowing, thus avoid the inefficacy of the electronic unit of controller.
Description
Cross-Reference to Related Applications
This application claims that submit on February 27th, 2012, Serial No. No.61/603,907
The priority of U.S. Provisional Patent Application, the full content of described application is incorporated herein by.
Technical field
Present disclosure relates generally to produce the pump of fluid stream.More particularly, present disclosure relates to
And to a kind of oil pump for producing fluid stream controlled by controller, such as in the electromotor of vehicle
The oil pump used.
Background technology
It is generally known that oil pump is used for making fluid oil stream through electromotor with in the vehicle runtime
Between cooling and lubricating transmission system or the parts of electromotor.Generally it is known that dynamic with produce from electromotor
Power operates oil pump.In some applications, a kind of electricity for operating oil pump of offer is generally provided
Dynamic motor.Typically, generally it is known that offer includes the controller of circuit board and other electronic units
For the run duration control oil pump at vehicle.Current great majority application makes controller be integrated in
At the back of motor shell, at back, controller can only be cooled down by air stream.These application are all
It is limited to that the highest ambient temperature and system be overheated at the electric component of controller and energy before closing
Enough amount of power (such as, electric current) produced.
Therefore, if providing electronic-controlled installation, the temperature in power compartment in the power compartment of vehicle
Potential problem would generally be caused.Although when vehicle moves and/or operates due to ozone
Stream can be used to transmit the heat coming from power compartment, thus the air themperature in power compartment can energy
Enough keep of a sufficiently low temperature, but when the vehicle is stopped, such as after high vehicle speeds, empty
The stagnation of QI stays power compartment and by the heat heating of electromotor, as a result of which it is, the Air Temperature in power compartment
Degree rises to the highest level, and this may result in the fatigue of parts, inefficacy or other events
Barrier.
In order to obtain compact conformation and the electro-motor of high output moment of torsion can be transmitted, it is necessary to make big
Electric current suitably passes through the coil of motor, and therefore, controller allows for carrying for described motor
For this high electric current.Big electric current is made through the coil of motor and to utilize controller to manage supply extremely
The electric energy of motor can result in motor and/or controller heating, if heating the highest, motor and/or
Controller can ultimate failure.Generally, it is desirable to motor is cooled and controller is positioned at away from motor and heat
At a certain distance from source, to protect controller not by substantial amounts of heat.Additionally, it is commonly known at controller
The parts of middle use costliness are running well at this high temperature.Therefore, it is necessary to provide sky
Between come register control and motor so that controller and motor can operate.But, because space
The most very limited, especially in the application of motor vehicles mentioned above, so to being used for fitting
It is extremely difficult for providing additional space in electro-motor and the installation of controller.Therefore, very
Difficulty arranges electro-motor and pump in restricted space.This has made this electro-motor
Driving pump is nearly impossible, it is achieved it is also much more expensive for getting up.
Present disclosure is based on providing electrical motor driven pump and controlling the purpose of device, by providing
This electrical motor driven pump and control device so that avoid of the prior art above-described
Problem.
Summary of the invention
In an exemplary embodiment, disclose a kind of electrical motor driven pump and include shell
Integrated manipulator, in shell, including the power control unit (example for providing power to motor
Such as, MOSFETS (mos field effect transistor)) controller be arranged for
Control rotary speed and the output that vehicle part will be supplied to of fluid pump of fluid pump.Electronic horse
Reach drive pump include being positioned at an end motor part, be positioned at middle part fluid pump and entrance/
Discharge case portion, this inlet/outlet housing department includes that integral part, described integral part are used for accommodating controller
And the streaming flow that its parts make this integral part be adjacent in entrance and exit positions and has
There are enough thermal conductivities to come to shed fully and are positioned at the chamber being formed in inlet/outlet housing department
The heat of the controller on body.Inlet/outlet housing department can also include one or more passage, this
Or multiple passage is parallel to the central axis of pump and motor and extends for receiving electric Articulation Controller
With the electric wire needed for the stator of motor so that electric wire can also be through sealing passage, this sealing passage axle
Fluid pump is extended through to ground.It addition, fluid comes from group through pump and electric drive motor to shed
The heat on all parts on part.
Accompanying drawing explanation
Accompanying drawing has only been illustrated by way of example the embodiment of present disclosure, in the accompanying drawings:
Fig. 1 is the box-like motor driving pump of the exemplary group according to present disclosure and controller and shell
The axonometric chart of system；
Fig. 2 is that the modular motor of the illustrative embodiments of the Fig. 1 according to present disclosure drives pump
With controller and the exploded perspective view of enclosure system；
Fig. 3 is that the modular motor of the illustrative embodiments of the Fig. 1 according to present disclosure drives pump
With controller and the sectional view of enclosure system；
Fig. 4 is that the modular motor of the illustrative embodiments of the Fig. 1 according to present disclosure drives pump
With controller and the exploded perspective view of the alternative embodiment of enclosure system；
Fig. 5 be Fig. 1 illustrative embodiments according to present disclosure modular motor drive pump and
The axonometric chart that the heat picture of controller and enclosure system is analyzed；
Fig. 6 is the combined electric motor driving pump according to present disclosure and controller and shell system
The axonometric chart of the alternative exemplary embodiment of system, it is shown that this neoteric details；
Fig. 7 is the illustrative embodiments in the case of controller lid and controller are removed in Fig. 6
Another substituting partial perspective view, it is shown that for the electric wire about controller and motor is carried out
The passage of wiring；
Fig. 8 is axonometric chart and another alternative embodiment for pump, and this pump is used for being included in group
In box-like motor driving pump controller and enclosure system, present for pump case is attached to motor
Opposite side is for making controller include in the enclosure and affecting the cooling of controller；
What Fig. 9 was analogous to Fig. 8 drives pump and controller and shell for being included in modular motor
The axonometric chart of the other alternative embodiment of the pump in system, and show that substituting oil enters
Mouth/outlet member；
Figure 10 is sectional view and is the illustrative embodiments being included in Fig. 9 according to present disclosure
Motor driving pump in the other alternative embodiment of pump；
What Figure 11 was analogous to Fig. 8 drives pump and controller and shell for being included in modular motor
The axonometric chart of the other alternative embodiment of the pump in system, and show that substituting oil enters
Mouth/outlet member；
Figure 12 is the motor of the alternative exemplary embodiment including Figure 11 according to present disclosure
The exploded perspective view of the other alternative embodiment of the combined pump in driving pump, and show
Overlapping blades embodiment；
Figure 13 be similar to Figure 12 include cross vanes drive pump for being included in modular motor
Axonometric chart with the other alternative embodiment of the pump in controller and enclosure system；
Figure 14 is the alternative exemplary embodiment for including Figure 13 according to present disclosure
Modular motor drives the partial perspective view of the other alternative embodiment of the pump of pump；
Figure 15 be show the details of variable delivery pump and cross blade design, additionally the replacing of Figure 12
Axonometric chart for property embodiment；
Figure 16 is to further illustrate the thin of variable delivery pump and cross vanes according to present disclosure
The partial plan of joint, Figure 12 and Figure 15 other alternative embodiment；And
Figure 17 is that the modular motor according to present disclosure drives pump and controller and enclosure system
Diagram and block diagram.
Detailed description of the invention
The most all accompanying drawings, present disclosure and teachings described herein provide a kind of group
Box-like motor driving pump and controller system, hereinafter referred to as electrical motor driven oil pump assembly 10,
For the automobile application such as combined with vehicle motor or power train such as variator
In.Electrical motor driven oil pump assembly 10 provides lubrication, cooling and pressure in a variety of systems.
The main element of this electrical motor driven oil pump assembly 10 system is: pump 20, and this pump 20 can be to appoint
(such as, fixed displacement pump or the variable delivery pump) of what known or suitable type；Motor 30, tool
Body is brushless direct-current (DC) type motor；And motor controller 40, such as power converter and conjunction
Suitable electrical cnnector, this suitable electrical cnnector is for being attached to electrical motor driven oil pump 10
Current source (equipment of such as battery or similar type).Additionally, electrical motor driven oil pump assembly 10
Known and/or suitable diagnosis and sensor signal (not shown) can also be included.Electro-motor drives
Dynamic oil pump assembly 10 is configured to make owing to the system of packaging etc limits the whole assembly can be by
It is fully integrated (that is, pump 20, motor 30, controller 40 and electric connector) and is included in single
Seal in the body 60 of (integrated).But, in the application, owing to this system directly fills in transmission
Put or infield on engine body (not shown) and position and the most sometimes at actuating device
The location of body interior, at a temperature of this system can be exposed to high environment.In such applications, electronic
Motor drives oil pump assembly 10 to be commonly exposed to include the ring of the potential very severe of high ambient temperature
Under border.Parts to high environment most temperature-sensitive are motor controllers 40, and this motor controller 40 has
The effect of the maximum allowable operating temperature (M.A.O.T.) of restricted electrical motor driven oil pump assembly 10.It is presently used for motor
The maximum allowable operating temperature (M.A.O.T.) of controller subassembly is generally following situation: be 175 Celsius for FET node
Degree, is 150 degrees Celsius for motor control unit MCU, and is 135 Celsius for capacitor
Degree.
In order to ensure in the highest ambient temperature operation (Ta=138 degree Celsius) period, less than record
Temperature limit, oil pump 20 oil stream carrys out cooling controller 40.Mainly, according to present disclosure
The advantage of electrical motor driven oil pump assembly 10 is, electrical motor driven oil pump assembly 10 can be
Operating under of a relatively high ambient temperature conditions, electrical motor driven oil pump assembly 10 provides logical simultaneously
Cross use and there is compared with known system the electronic unit of lower temperature level to reduce the probability of cost.
As clearly shown in Figure 5, according to one group of exemplary operating condition, (that is, surrounding air is taken the photograph 138
Family name's degree), flow and be maintained at 125 degrees Celsius by temperature in porch and exit of the oil of pump 20,
This temperature is less than the temperature limit of record.Similarly, oil (rises every with 4.5 Liter Per Minutes in figure 6
Minute) flow, and controller 40 is positioned at the inlet/outlet shell 44 coupled with oil pump assembly 20
Part I on.The Part I of inlet/outlet shell 44 includes the first cavity 42, this first chamber
Body 42 has lid 46 for reception controller 40 and this first cavity 42 in this first cavity 42,
This lid 46 is fixed to inlet/outlet shell and is sealed in the first cavity for by controller 40 and parts thereof
In.The material of inlet/outlet shell 44 is preferably chosen has relatively high thermal conductivity, such as aluminum or aluminum
The metal of alloy etc or other known or suitable materials.In inlet/outlet shell 44 first
Cavity 42 at least includes extending to pump 20 from the first cavity 42 and leading to Brushless DC motor 30
The first passage 45 of stator.Being best illustrated in as in the embodiment of Fig. 4, busbar may be embodied in horse
Reaching in assembly 30, busbar is attached to stator and includes extension, and this extension is used for extending through
By in the sealing passage and enter the passage of inlet/outlet shell of pump 20 with inlet/outlet shell
Passage in controller 40 couple and be electrically connected.
Cross section as shown in Figure 3, controller 40 is positioned in the first cavity the most closely to position
Become to be adjacent to the access road in inlet/outlet shell 44 and exit passageway so that controller 40 with
Flowing has efficient heat transfer between the fluid by controller 40.When oil flows into assembly 10,
Oil will have the ratio heat produced by motor 30 lower temperature relatively, and by flowing by pump 20,
By motor 30, it is then back to by motor 30, and discharges from inlet/outlet shell 44, at entrance
At/discharge case 44, oil will have hydraulic pressure and and flow to vehicle part, such as variator
Or electromotor and heat exchanger alternatively, at heat exchanger, oil is by using any known or closing
Suitable system and cooled and be then return to assembly 10.In the embodiment as shown, motor 30
Can be completely sealed so that flowing is completely sealed by the fluid of motor, thus fluid is not
Meeting and can not connecing with any one in the electric component of the electric component of motor 30 or controller 40
Touch.For causing the fluid such as water of electric component short circuit, this fully seals
Assembly 10 is the most meaningful and important.Alternatively, for will not result in electric component short circuit
Fluid for, motor 30 and controller 40 can partly be sealed or not sealed so that stream
Body is allowed to contact with electric component, and then increases the heat transfer left from electricity parts.
In Fig. 8 to alternate embodiments illustrated in fig. 14, pump 120 is shown as having and is positioned at pump
The controller 140 of 20 surface, sides.Especially, it is possible to use combine this neoteric teaching and
Disclosure, the outer rotor vane pump in such as Fig. 9 and Figure 10 and the friendship in Figure 11 to Figure 15
The different types of pump of fork blade pump etc.According to present disclosure it should be appreciated that can by this
Neoteric teaching and disclosure are attached in the design of such motor: the design of this motor provides multiple
Performance requirement and include the specification of inner and outer rotors and have between at least 12 volts and 300 volts
Application.And, it is possible to design such controller: described controller for provide as FOC with
The multiple design requirement of the application of Block, 12V and 300V etc, and include various control strategy
(namely be based on motor speed, moment of torsion and electric current and control strategy based on pump pressure).Therefore,
It is to be further understood that the assembly 10 in present disclosure provides the various communications association that can be utilized
View, includes but not limited to PWM, K line, LINE, CAN or other is any of or suitable
Agreement.It is, therefore, possible to provide a kind of assembly 10, this assembly 10 is for significant multiple design rule
Lattice and selection are to optimize.
Especially, it is anticipated that provide such novelty according to the assembly 10 of present disclosure
Motor designs: this novelty motor is designed for improving the performance of integral electric motor driving pump, carries simultaneously
The efficiency of high assembly 10 and reliability, reduce the cost of parts of controller 40 thus minimizing group simultaneously
The holistic cost of part 10.
With specific reference now to the cross vanes pump in the Figure 13 to 16 illustrating oil pump 200.Pump 200 wraps
Include top board, motor and pump outer rotor and pump internal rotor, as Figure 15 and 16 is best illustrated in.Especially
Ground, it should be appreciated that pump outer rotor and pump internal rotor rotate both with respect to stationary bushing.Further
It should be noted that pump 200 includes that the first blade, the second blade and third blade (are leaves respectively
Sheet 1, blade 2 and blade 3).Similar to said modules 10, pump 200 includes being attached to substrate also
And it is positioned at the controller (or PCB (printed circuit board (PCB))) of the lower section of top board (or lid), as at Figure 13
It is best illustrated in 14.Controller (PCB) is installed in the back of substrate, and therefore the heat of controller can
Dissipate with the fluid by flowing to export from entrance.
The internal part of electrical motor driven oil pump 200 generally includes motor rotor, pump outer rotor, leaf
Sheet 1, blade 2, blade 3, pump internal rotor and lining, all internal parts join the most as shown in figure
It is connected together.Entrance and exit is positioned on substrate and is attached to pump 200 for making fluid flowing logical
Cross the pump using as directed cross blade design.
Pump outer rotor is preferably pressed in motor rotor.Pump outer rotor is included in the interior of pump outer rotor
The semicircle of primary importance or scallop it is in for the first end receiving blade 1 on hole.Blade 1
Scallop from the endoporus of pump outer rotor extends, and extend past be positioned to run transverse through pump in turn
First slit of son.Blade 2 and blade 3 be installed in the second slit of pump internal rotor and the 3rd narrow
In groove, and each in blade 2 and blade 3 is by the inner periphery of the hole of pump outer rotor or passage
Profile guides.The profile of the hole of pump outer rotor or the inner periphery of passage is configured at pump 200
Rotor affects blade 1, blade 2 and the operation of blade 3 during rotating thus needs to meet required design
The mode asked performs.When motor 200 works, motor rotor and pump outer rotor will be along Figure 15
Shown is rotated clockwise, and will drive blade 1 and pump internal rotor, then will drive blade
2 and blade 3, but, these three blade only can in some angular range relevant to pump rotor back and forth
Swing and make fluid move across pump 200, thus result in oil and flow to export by pump from entrance.
According to present disclosure, it is drive member that the configuration of pump 200 is chosen to pump outer rotor,
Internal rotor is driven by the blade 1 being connected with pump outer rotor.Such pump driving method and configuration
Being unique, therefore the profile of the inner periphery of the hole of pump outer rotor or passage is the curve being pre-selected,
Make when pump outer rotor rotates, three blades 1,2 with 3 the most only at some angle relevant to pump rotor
Swing back and forth in the range of degree.
The pump 200 of present disclosure benefits from current design especially, because this electrical motor driven
Oil pump 200 can work under high ambient temperature conditions, provides following probability: by control simultaneously
Device processed (PCB) uses the electronic unit of low temperature level significantly reduce cost, and with conventional leaf
Sheet pump is compared the quantity of the mechanical part decreasing composition pump 200 thus is reduced cost further.
Any numerical value cited in the text or in accompanying drawing be all used to include from lower limit to higher limit with
All numerical value that one unit value increases, if exist between any lower limit and any higher limit to
The difference of few two unit values.As example, if the article pointed out, number of components or method variable
It is worth such as that temperature, pressure, time etc. are such as from 1 to 90, preferably from 20 to 80,
More preferably from 30 to 70, this is intended to indicate that such as 15 to 85,22 to 68,43 to 51,30
It is explicitly recited in this specification to 32 numerical value such as grade.For the numerical value less than 1, a unit can
To be according to circumstances thought of as 0.0001,0.001,0.01 or 0.1.These are only the examples of special instruction,
And all possible combinations of values between cited minimum and peak can consider with class
As mode state clearly in this application.If observe, it is expressed as " weight in the text
Number " the teaching of amount further contemplate according to percentage by weight to represent identical scope.Therefore, sending out
About the scope of parts by weight " x " of the polymer mixed component generated in bright detailed description of the invention
That state it is also contemplated that be the scope of the identical amount " x " enumerated of the polymer mixed component generated
Teaching.
Except as otherwise noted, all scopes include all numerical value between end points and end points.With scope
The use of " about " or " approximation " be correlated with is applicable to two end values of this scope.Therefore, " about
20 to 30 " it is intended to " about 20 to about 30 ", comprises the end points at least specified.
For all purposes, all articles including patent application and publication and list of references
Disclosure is incorporated by reference in herein.For describe the term of combination " consist essentially of " should
Including pointed element, composition, component or step and the essence the most not affecting this combination and
Other such elements, composition, component or the step of novel features.Be used in the text describing element,
The term of the combination of composition, component or step " comprises " or the use of " including " also contemplates substantially
Embodiment including element, composition, component or step.Herein by use term " can ",
It is selectable for being intended that any described attribute that " permissible " be included.
Multiple elements, composition, component or step can be by single integrated component, composition, component or steps
Suddenly provide.Alternatively, single integrated component, composition, component or step are divided into list
Only multiple elements, composition, component or step.Element, composition, component or " the one of step are described
Individual " or the disclosure of " " be not intended to get rid of in advance extra element, composition, component or
Step.
It should be appreciated that described above is intended to illustrative and not restrictive.To ability
Many enforcements for the technical staff in territory when reading described above, in addition to the example provided
Scheme and many application will be apparent from.Therefore, the scope of the present invention should be without reference to above
Describe and determine, and should be enjoyed together with being equal to these claim with reference to appended claim
Four corner determine.For all purposes, all literary compositions including patent application and publication
The disclosure of chapter and list of references is incorporated into herein by quoting.Herein disclosed any
Omission in the claims of the theme of aspect is not to deny this theme, the most should not be regarded
The part that this theme is disclosed subject matter is not accounted for for this inventor.
Claims (10)
1. for an electrical motor driven pump assembly for hydraulic pressure fluid supply, described group
Part includes:
There is the electro-motor of housing；
Wherein, described electro-motor includes stator and is attached to the busbar of described stator；
Pump, described pump has pump case, and described pump case has first end and the second end,
And wherein, described motor shell is attached to the described first end of described pump case, described pump
It is sent to described motor for by described fluid including the pump fluid passage being connected to described motor；
Inlet/outlet shell, described inlet/outlet shell has and is attached to the described of described pump case
The first end of the second end；Described inlet/outlet shell includes the entrance for receiving described fluid
Passage and for transmitting the exit passageway of described fluid, described access road is connected to described pump fluid
Passage for described fluid being sent to described pump and enabling flow through described motor, thus
Described fluid flow back into described pump and by the described exit passageway of described inlet/outlet shell from
Heat is sent to described fluid from described motor before flowing out by described assembly, wherein, and described entrance/
The Part I of discharge case positions to provide adjacent to described access road and described exit passageway
Heat transfer between described fluid and described Part I；
Controller, described controller is positioned in the described Part I of described inlet/outlet shell
And be electrically connected to described motor with by power supply to described motor, thus control described pump
Speed and fluid are from the output of described pump, and wherein, described controller the heat produced is passed
To flowing through described access road and the fluid of described exit passageway；
Described inlet/outlet shell also includes being positioned at the cavity in described Part I and from described chamber
Body extends to the first passage of described pump；
Described pump includes extending to described electronic from the described first passage of described inlet/outlet shell
The sealing passage of motor；
Further, the described busbar of described electro-motor includes extension, and described extension passes institute
In the described sealing passage stating pump the described first passage entering described inlet/outlet shell, and
And described busbar is attached to described controller；
Described pump also includes:
Stationary bushing；
Pump internal rotor, described pump internal rotor is around described stationary bushing and relative to described fixing lining
Set rotates；
Pump outer rotor, described pump outer rotor is around described pump internal rotor and relative to described fixing lining
Set rotates；And
Multiple blades, the plurality of blade is spaced apart from each other and extends through from described stationary bushing
Described pump internal rotor and extend to described pump outer rotor.
Assembly the most according to claim 1, wherein, described controller is positioned at described chamber
In body, and wherein, the described first passage of described inlet/outlet shell is used for receiving to be waited to join
It is connected to described controller and the lead-in wire of described motor.
Assembly the most according to claim 2, wherein, described pump and described motor are close
Envelope is to prevent fluid from contacting with described controller.
Assembly the most according to claim 2, wherein, described pump and described motor not by
Seal so that the fluid flowing through described pump can contact with described controller with at described controller
Or provide from described controller to described fluid while described motor does not cause electrical short
Heat transfer.
Assembly the most according to claim 1, wherein, described access road and described go out
Mouth passage extends along the direction of the axis being substantially perpendicular to described assembly.
Assembly the most according to claim 5, wherein, described controller is relative to described
The described axis of assembly is then oriented more at.
Assembly the most according to claim 1, wherein, described inlet/outlet shell is by aluminum
Constitute, and described controller includes at least one mos field effect transistor
Cause the conduction power in magnetic field for supply thus control and drive described electro-motor.
Assembly the most according to claim 1, wherein, described electro-motor includes that motor turns
Son, and described pump outer rotor is pressed in described motor rotor；
Described pump internal rotor includes slit, to allow described blade to extend through described slit；
Wherein, described motor rotor rotates along identical direction with described pump outer rotor, drives institute
State the first blade in pump internal rotor and described blade, with the second blade in blade described in rear drive
With the third blade in described blade, described blade is with about presenting the described interior of described pump outer rotor
The mode that the curve in hole is angled swings back and forth, and wherein said pump outer rotor has reception
The endoporus of the end of described first blade.
Assembly the most according to claim 1, wherein, described electro-motor includes for passing
Send the motor fluid passage of described fluid, and described pump fluid passage is connected to described motor fluid
Passage is sent to described motor for by described fluid.
Assembly the most according to claim 1, wherein, described pump and described electro-motor are equal
Extend along central axis, and wherein said first passage is parallel to described central axis and extends.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261603907P | 2012-02-27 | 2012-02-27 | |
| US61/603,907 | 2012-02-27 | ||
| PCT/US2013/027874 WO2013130497A1 (en) | 2012-02-27 | 2013-02-27 | Electric motor -driven pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104246227A CN104246227A (en) | 2014-12-24 |
| CN104246227B true CN104246227B (en) | 2016-12-07 |
Family
ID=47846196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380022261.7A Active CN104246227B (en) | 2012-02-27 | 2013-02-27 | Electrical motor driven pump |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US20140363318A1 (en) |
| KR (2) | KR20140126761A (en) |
| CN (1) | CN104246227B (en) |
| CA (1) | CA2865394C (en) |
| DE (1) | DE112013001169T5 (en) |
| MX (1) | MX2014009363A (en) |
| WO (1) | WO2013130497A1 (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014205711B4 (en) * | 2014-03-27 | 2016-03-24 | Magna Powertrain Hückeswagen GmbH | Vacuum pump and method for operating the vacuum pump |
| WO2016192024A1 (en) | 2015-06-01 | 2016-12-08 | SZ DJI Technology Co., Ltd. | Spraying system having a liquid flow and rotating speed feedback |
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-
2013
- 2013-02-27 WO PCT/US2013/027874 patent/WO2013130497A1/en active Application Filing
- 2013-02-27 KR KR1020147026566A patent/KR20140126761A/en active Application Filing
- 2013-02-27 KR KR1020197009996A patent/KR102014785B1/en active IP Right Grant
- 2013-02-27 US US13/982,777 patent/US20140363318A1/en not_active Abandoned
- 2013-02-27 DE DE112013001169.7T patent/DE112013001169T5/en not_active Ceased
- 2013-02-27 CA CA2865394A patent/CA2865394C/en active Active
- 2013-02-27 CN CN201380022261.7A patent/CN104246227B/en active Active
- 2013-02-27 MX MX2014009363A patent/MX2014009363A/en unknown
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2017
- 2017-09-05 US US15/695,572 patent/US20170363109A1/en not_active Abandoned
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| KR102014785B1 (en) | 2019-08-27 |
| WO2013130497A1 (en) | 2013-09-06 |
| US20170363109A1 (en) | 2017-12-21 |
| CN104246227A (en) | 2014-12-24 |
| CA2865394C (en) | 2019-04-02 |
| WO2013130497A4 (en) | 2013-11-21 |
| MX2014009363A (en) | 2014-11-21 |
| CA2865394A1 (en) | 2013-09-06 |
| DE112013001169T5 (en) | 2014-12-11 |
| KR20140126761A (en) | 2014-10-31 |
| US20140363318A1 (en) | 2014-12-11 |
| KR20190040362A (en) | 2019-04-17 |
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