CN107666218A - Electronic water pump - Google Patents

Electronic water pump Download PDF

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Publication number
CN107666218A
CN107666218A CN201710916472.5A CN201710916472A CN107666218A CN 107666218 A CN107666218 A CN 107666218A CN 201710916472 A CN201710916472 A CN 201710916472A CN 107666218 A CN107666218 A CN 107666218A
Authority
CN
China
Prior art keywords
end cap
water pump
electronic water
board component
control board
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
Application number
CN201710916472.5A
Other languages
Chinese (zh)
Inventor
葛笑
桑渝
陈金涛
诸自强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Welling Auto Parts Co Ltd
Original Assignee
Guangdong Welling Motor Manufacturing Co Ltd
Midea Welling Motor Technology Shanghai Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guangdong Welling Motor Manufacturing Co Ltd, Midea Welling Motor Technology Shanghai Co Ltd filed Critical Guangdong Welling Motor Manufacturing Co Ltd
Priority to CN201710916472.5A priority Critical patent/CN107666218A/en
Publication of CN107666218A publication Critical patent/CN107666218A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/30—Structural association with control circuits or drive circuits
    • 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
    • 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
    • F04D29/007—Details, component parts, or accessories 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
    • F04D29/58—Cooling; Heating; Diminishing heat transfer
    • F04D29/5813—Cooling the control unit
    • 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
    • F04D29/586—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
    • F04D29/5893—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps heat insulation or conduction
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/22—Arrangements for cooling or ventilating by solid heat conducting material embedded in, or arranged in contact with, the stator or rotor, e.g. heat bridges

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The present invention discloses a kind of electronic water pump, including：Pump case, motor casing, end cap, field frame assembly, impeller of rotor assembly and control board component, wherein, end cap is with pump case formed with pump housing chamber, and end cap is with motor casing formed with motor cavity；Field frame assembly is in motor cavity；Impeller of rotor assembly includes with the rotating shaft of end cap central rotation connection and is set in the impeller and rotor of rotating shaft, and impeller is located at pump housing intracavitary, and rotor is in motor cavity, and rotor is correspondingly arranged with field frame assembly；Control board component is fixedly arranged on end cap close to the side of motor cavity, and control board component is in be bonded setting with end cap.The present invention can improve the radiating of control board component, ensure the normal work of electronic water pump；Meanwhile the assembling of water pump system is easy in the motor casing design of integral type, also has obvious advantage in cost.

Description

Electronic water pump
Technical field
The present invention relates to water pump field, more particularly to a kind of electronic water pump.
Background technology
The motor that electronic water pump uses includes brush motor and brushless electric machine, wherein, brushless electric machine needs to set control panel Component realizes the commutation of electric current, so as to ensure motor continuous service.During control board component control electric current commutation Substantial amounts of heat can be produced, this causes to control the temperature of board component too high, have impact on the normal work of electronic water pump.
The content of the invention
The main object of the present invention is to propose a kind of electronic water pump, it is intended to the good heat radiating of control board component is realized, so as to Ensure the normal work of electronic water pump.
To achieve the above object, electronic water pump proposed by the present invention, including：Pump case, motor casing and end cap, the end cap with The pump case is formed with pump housing chamber, and the end cap is with the motor casing formed with motor cavity；Field frame assembly and impeller of rotor assembly, The field frame assembly is in the motor cavity；The impeller of rotor assembly includes turn with end cap central rotation connection Axle and the impeller and rotor for being set in the rotating shaft, the impeller are located at the pump housing intracavitary, and the rotor is located at the electricity In machine cavity, and the rotor is correspondingly arranged with the field frame assembly, and, board component is controlled, the control board component is fixedly arranged on The end cap is close to the side of the motor cavity, and the control board component is in be bonded setting with the end cap.
Preferably, it is provided with heat-conducting layer between the control board component and the end cap.
Preferably, the control board component is filled in close to the side of the end cap formed with storage tank, the heat-conducting layer In the storage tank.
Preferably, installation deep gouge is offered on the end cap, the heat-conducting layer is located in the installation deep gouge or the control Making sheet component is with the heat-conducting layer in the installation deep gouge.
Preferably, the end cap corresponds to the installation deep gouge close to the side of the pump housing chamber and offers radiating deep gouge.
Preferably, the control board component is detachably connected with the end cap by the first connector.
Preferably, the rotor suit is fixed on the rotating shaft, and the rotating shaft is convexly equipped with confession close to the side of the end cap The rotor installation positioning only supports flange.
Preferably, the periphery of the end cap is provided with mounting flange, and the pump case is provided with the be adapted to the mounting flange One attaching clamp, the motor casing is to provided with the second attaching clamp being adapted to the mounting flange, the fixed flange, first Attaching clamp and the second attaching clamp are fixedly connected by the second connector.
Preferably, the pump case at the cooperation of the end cap with being provided with the first sealing ring；The motor casing and the end cap Cooperation at be provided with the second sealing ring.
Preferably, the end cap is provided with locating flange, the motor casing and the positioning close to the side of the motor cavity Flange suit is fixed；Second sealing ring is fixedly arranged between the internal face of the locating flange and the motor casing.
Electronic water pump proposed by the present invention includes：Pump case, motor casing, end cap, field frame assembly, impeller of rotor assembly and control Board component, the end cap and pump case are formed with pump housing chamber, and the end cap and motor casing are formed with motor cavity, and this patent is by the control Making sheet component is fixedly arranged on the end cap close to the side of the motor cavity, and the control board component and the end cap are set in being bonded Put.Because the electronic water pump that this patent proposes will control board component to be installed in end cap close to the side of motor cavity, therefore, control panel The heat of component can be transferred to end cap, and then take away above-mentioned heat, therefore, this patent by the liquid of the endoceliac flowing of pump The radiating of control board component can be improved, ensure the normal work of electronic water pump.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with Structure according to these accompanying drawings obtains other accompanying drawings.
Fig. 1 is the dimensional structure diagram of the embodiment of electronic water pump one of the present invention；
Fig. 2 is the cross section structure diagram of the embodiment of electronic water pump one of the present invention；
Fig. 3 is the cross section structure diagram of another embodiment of electronic water pump of the present invention；
Fig. 4 is the dimensional structure diagram of motor casing in Fig. 1；
Drawing reference numeral explanation：
Label Title Label Title
10 First sealing ring 900 Field frame assembly
20 Second sealing ring 110 Water inlet
100 Pump case 120 Delivery port
200 Motor casing 130 First attaching clamp
300 End cap 210 Second attaching clamp
400 Rotating shaft 310 Mounting flange
500 Impeller 320 Locating flange
600 Rotor 910 Stator core
700 Control board component 920 Stator winding
800 Heat-conducting layer
The realization, functional characteristics and advantage of the object of the invention will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only the part of the embodiment of the present invention, rather than whole embodiments.Base Embodiment in the present invention, those of ordinary skill in the art obtained under the premise of creative work is not made it is all its His embodiment, belongs to the scope of protection of the invention.
If it is to be appreciated that related in the embodiment of the present invention directionality instruction (such as up, down, left, right, before and after ...), Then directionality instruction be only used for explaining relative position relation under a certain particular pose (as shown in drawings) between each part, Motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes therewith.
If in addition, relating to the description of " first ", " second " etc. in the embodiment of the present invention, " first ", " second " etc. are somebody's turn to do Description be only used for describing purpose, and it is not intended that instruction or implying its relative importance or implicit indicating indicated skill The quantity of art feature.Thus, " first " is defined, the feature of " second " can be expressed or implicitly includes at least one spy Sign.In addition, the technical scheme between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy Based on enough realizations, the knot of this technical scheme is will be understood that when the combination appearance of technical scheme is conflicting or can not realize Conjunction is not present, also not within the protection domain of application claims.
The present invention proposes a kind of electronic water pump, and the electronic water pump can realize the good heat radiating of control board component, so as to protect Demonstrate,prove the normal work of electronic water pump.
In embodiments of the present invention, as depicted in figs. 1 and 2, the electronic water pump includes：Pump case 100, motor casing 200, end cap 300th, field frame assembly 900, impeller of rotor assembly and control board component 700, wherein, the end cap 300 is formed with the pump case 100 There is pump housing chamber, the end cap 300 is with the motor casing 200 formed with motor cavity；The field frame assembly 900 is located at the motor cavity It is interior；The impeller of rotor assembly includes the rotating shaft 400 being connected with the center rotating of end cap 300 and is set in the rotating shaft 400 impeller 500 and rotor 600, the impeller 500 are located at the pump housing intracavitary, and the rotor 600 is located at the motor cavity It is interior, and the rotor 600 is correspondingly arranged with the field frame assembly 900；The control board component 700 is fixedly arranged on the end cap 300 Close to the side of the motor cavity, and the control board component 700 is in be bonded setting with the end cap 300.The field frame assembly 900 include stator core 910 and the stator winding 920 being wound on stator core 910.
It can realize that the principle of the control good heat radiating of board component 700 illustrates to this patent in conjunction with Fig. 1 and Fig. 2.Electricity Rotor 600 in machine cavity can drive rotating shaft 400 to rotate in the presence of the magnetic field of field frame assembly, and then drive pump endoceliac Impeller 500 is rotated, and water inlet 110 and delivery port 120 are provided with pump case 100, and when impeller 500 rotates, pump housing intracavitary is formed Negative pressure, so that the liquid such as water, oil flows into pump housing chamber from water inlet 110, and by the efflux pump body cavity of delivery port 120.By It is that pump case 100 and end cap 300 are enclosed and formed in pump housing chamber, this patent will control board component 700 to be installed in end cap 300 close to electricity The side of machine cavity, therefore, the heat of control board component 700 can be transferred to end cap 300, and then pass through the endoceliac flowing of pump Liquid takes away above-mentioned heat, and therefore, this patent can improve the radiating of control board component 700, ensure the normal work of electronic water pump Make.
Fig. 2 is continued referring to, in order to promote to control the heat of board component 700 to be transmitted to end cap 300, the embodiment of this patent one Heat-conducting layer 800 is provided between the control board component 700 and the end cap 300, specifically, the heat-conducting layer 800 can be Thermal grease layer, thermal grease layer be coated uniformly on end cap 300 and control board component 700 between, due to silicone grease layer have it is excellent Heat conductivility, therefore, it is possible to promote control board component 700 heat transmitted to end cap 300；The heat-conducting layer 800 can be with For heat conductive insulating glue-line, heat conductive insulating glue-line is adhesively fixed between end cap 300 and control board component 700, due to heat conductive insulating Layer has good heat conductivility and insulating properties simultaneously, therefore can promote to control the heat of board component 700 to pass to end cap 300 Pass, and ensure to control the good insulation between board component 700 and end cap 300.
The mounting structure of this patent heat-conducting layer 800 is described in detail in conjunction with Fig. 2.For covering heat-conducting layer 800 Lid scope is limited in control board component 700 with the contact plane of end cap 300, avoiding heat-conducting layer 800 from wasting, this patent one In embodiment, the control board component 700 is filled close to the side of the end cap 300 formed with storage tank, the heat-conducting layer 800 In the storage tank, in this way, after board component 700 is controlled and the installation of end cap 300 is fixed, heat-conducting layer 800 is fixed on end cap Between 300 and control board component 700, therefore, heat-conducting layer 800, which will not flow out, to be caused to waste.
Further, since heat-conducting layer 800 is arranged in the storage tank of control board component 700, that is, control board component 700 and heat conduction Layer 800 is set in integrative-structure, therefore can complete heat conduction in the lump while board component 700 will be controlled to be arranged on end cap 300 The installation of layer 800, so as to improve the packaging efficiency of this patent electronic water pump.
Preferably, control board component 700 and end cap 300 are connected for convenience, and this patent passes through the first connector Control board component 700 and end cap 300 is detachably connected, specifically, first connector is screw or bolt, screw or bolt Control board component 700 and end cap 300 are sequentially worn to realize being detachably connected for control board component 700 and end cap 300.
Fig. 3 is refer to, in order to which the thickness of the end cap 300 of control board installation site is thinned, so as to promote control circuit The heat of plate is transmitted through end cap 300 to pump housing chamber side, in the embodiment of this patent one, is offered on the end cap 300 Deep gouge is installed, the heat-conducting layer 800 is located at the interior installation deep gouge or the control board component 700 and the heat-conducting layer 800 is equal In the installation deep gouge.Specifically, due to offered on end cap 300 the installation deep gouge that is adapted to heat-conducting layer 800 or with control The installation deep gouge that making sheet component 700 and heat-conducting layer 800 are integrally adapted to, therefore the thickness of end cap 300 is thinner, so, it is possible to promote Heat caused by control board transmits by end cap 300 to pump housing chamber side.
As a kind of preferred embodiment, the end cap 300 corresponds to the installation deep gouge close to the side of the pump housing chamber and opened up There is radiating deep gouge, specifically, because the thickness of end cap 300 is further thinned, therefore, it is possible to further promote to control Heat caused by board component 700 is transmitted by end cap 300 to pump housing chamber side, so as to improve dissipating for control board component 700 Thermal effect.
Now the basic structure of pump housing chamber is described in detail.As shown in Fig. 2 the inner edge of pump case 100 is close to impeller 500 Position is provided with the first negative pressure trough, and the position of the corresponding outer peripheral edge of impeller 500 of end cap 300 is provided with the second negative pressure trough, in this way, working as impeller During 500 rotation, negative pressure can be formed in the position of the first negative pressure trough and the second negative pressure trough, so that liquid is by water inlet 110 Pump housing chamber is flowed into, and is flowed out by delivery port 120.
Now the basic structure of electronic water pump is described in detail, as shown in Fig. 2 in order to realize that the steady of rotating shaft 400 turns Dynamic, the electronic water pump that this patent proposes is provided with a pair of bearings, specifically, side shape of the end cap 300 close to the motor cavity Into there is clutch shaft bearing room, the clutch shaft bearing indoor location has the clutch shaft bearing that fixation is set with for the rotating shaft 400, the motor Shell 200 close to the end cap 300 inwall formed with second bearing room, the second bearing indoor location has for the rotating shaft The fixed second bearing of 400 suits.Because the both sides of rotating shaft 400 are respectively equipped with a bearing, therefore it can ensure that rotating shaft 400 is flat Quietly rotate.
Further, since clutch shaft bearing is arranged on the end cap 300 close to the side of the motor cavity, therefore can conveniently turn Axle 400 inserts the clutch shaft bearing room from the lateral pump housing chamber side of motor cavity one.
Fig. 2 is refer to, in order to ensure can to realize that installation is spacing exactly after stator and the suit of rotating shaft 400 are fixed, this is specially The rotating shaft 400 of the sharp electronic water pump proposed is convexly equipped with stopping for the rotor 600 installation positioning close to the side of the end cap 300 To flange.Flange is only supported due to being convexly equipped with rotating shaft 400, therefore after rotor 600 and the fixed suit of rotating shaft 400, can be accurate The position after rotor 600 is installed is limited, and then rotor 600 and stator are mutually corresponded to, so as to improve rotor 600 Electromagnetic torque.
Fig. 2 and Fig. 4 are refer to, the assembling in order to facilitate pump case 100, end cap 300 and motor casing 200 is fixed, and this patent carries The electronic water pump gone out is provided with mounting flange 310 in the periphery of the end cap 300, and the pump case 100 is provided with and the mounting flange First attaching clamp 130 of 310 adaptations, the motor casing 200 are convex to being fixed provided with second be adapted to the mounting flange 310 Ear 210, the fixed flange, the first attaching clamp 130 and the second attaching clamp 210 are fixedly connected by the second connector.Tool Body, installation through-hole is correspondingly provided with the mounting flange 310, the first attaching clamp 130 and the second attaching clamp 210, it is described Second connector is the screw or bolt for being arranged in the installation through-hole, because just pump case 100, end cap 300 and motor casing 200 are logical Cross the second connector to be detachably connected, therefore, the installation of pump case 100, end cap 300 and motor casing 200 is very convenient.
Fig. 2 is continued referring to, in order to improve the sealing after pump case 100, end cap 300 and motor casing 200 are installed, this patent In one embodiment, the pump case 100 at the cooperation of the end cap 300 with being provided with the first sealing ring 10, the motor casing 200 and institute State and the second sealing ring 20, after the second connector is fastened and fixed, pump case 100, end cap 300 and electricity are provided with the cooperation of end cap 300 Casing 200 can be realized and firmly fixed, and due to pump case 100 and end cap 300, be respectively equipped between motor casing 200 and end cap 300 First sealing ring 10 and the second sealing ring 20, it is close after pump case 100, end cap 300 and motor casing 200 are installed therefore, it is possible to improve Feng Xing.
Specifically, in the embodiment of this patent one, the end cap 300 is provided with locating flange close to the side of the motor cavity 320, the motor casing 200 is fixed with the locating flange 320 suit；Second sealing ring is fixedly arranged on the locating flange Between 320 and the internal face of the motor casing 200.Because the end cap 300 is provided with the locating flange 320 of annular, the positioning The periphery wall of flange 320 is adapted with the size of the internal perisporium of the motor casing 200, when the motor casing 200 and the end cap 300 when being fixedly connected, and the motor casing 200 is sleeved on the locating flange 320, and second sealing ring 20 is fixedly arranged on institute Between the internal face for stating locating flange 320 and the motor casing 200, in this way, motor casing 200 and end cap 300 can not only be increased Between contact area, improve the sealing between motor casing 200 and end cap 300, additionally it is possible to facilitate motor casing 200 and end cap Being fixedly connected between 300.
As a kind of preferred embodiment, the motor casing 200 for the electronic water pump that this patent proposes includes what is be oppositely arranged with end cap End housing and the side shell being extended from end housing to end cap side, the side shell and end housing are formed in one setting, are integrally formed knot The motor casing 200 of structure is easy to the assembling of electronic water pump, while can reduce the cost of electronic water pump.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the scope of the invention, it is every at this Under the inventive concept of invention, the equivalent structure transformation made using description of the invention and accompanying drawing content, or directly/use indirectly It is included in other related technical areas in the scope of patent protection of the present invention.

Claims (10)

  1. A kind of 1. electronic water pump, it is characterised in that including：
    Pump case, motor casing and end cap, the end cap are formed with the pump case formed with pump housing chamber, the end cap with the motor casing There is motor cavity；
    Field frame assembly and impeller of rotor assembly, the field frame assembly is in the motor cavity；The impeller of rotor assembly includes Rotating shaft with end cap central rotation connection and the impeller and rotor of the rotating shaft are set in, the impeller is positioned at described Pump housing intracavitary, the rotor is in the motor cavity, and the rotor is correspondingly arranged with the field frame assembly, and,
    Board component is controlled, the control board component is fixedly arranged on the end cap close to the side of the motor cavity, and the control panel Component is in be bonded setting with the end cap.
  2. 2. electronic water pump as claimed in claim 1, it is characterised in that be provided with and lead between the control board component and the end cap Thermosphere.
  3. 3. electronic water pump as claimed in claim 2, it is characterised in that side shape of the control board component close to the end cap Into there is storage tank, the heat-conducting layer is filled in the storage tank.
  4. 4. electronic water pump as claimed in claim 2 or claim 3, it is characterised in that installation deep gouge is offered on the end cap, it is described to lead Thermosphere is located in the installation deep gouge or the control board component is located at the heat-conducting layer in the installation deep gouge.
  5. 5. electronic water pump as claimed in claim 4, it is characterised in that the end cap corresponds to institute close to the side of the pump housing chamber State installation deep gouge and offer radiating deep gouge.
  6. 6. electronic water pump as claimed in claim 5, it is characterised in that the control board component connects with the end cap by first Fitting is detachably connected.
  7. 7. electronic water pump as claimed in claim 5, it is characterised in that the rotor, which is set with, is fixed on the rotating shaft, described turn Axle is convexly equipped with close to the side of the end cap and only supports flange for rotor installation positioning.
  8. 8. electronic water pump as claimed in claim 5, it is characterised in that the periphery of the end cap is provided with mounting flange, the pump Shell is provided with the first attaching clamp for being adapted to the mounting flange, and the motor casing is to provided with the be adapted to the mounting flange Two attaching clamps, the fixed flange, the first attaching clamp and the second attaching clamp are fixedly connected by the second connector.
  9. 9. electronic water pump as claimed in claim 8, it is characterised in that the pump case at the cooperation of the end cap with being provided with first Sealing ring；The motor casing at the cooperation of the end cap with being provided with the second sealing ring.
  10. 10. electronic water pump as claimed in claim 9, it is characterised in that the end cap is provided with close to the side of the motor cavity Locating flange, the motor casing are arranged fixation with the locating flange；Second sealing ring be fixedly arranged on the locating flange and Between the internal face of the motor casing.
CN201710916472.5A 2017-09-29 2017-09-29 Electronic water pump Pending CN107666218A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710916472.5A CN107666218A (en) 2017-09-29 2017-09-29 Electronic water pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710916472.5A CN107666218A (en) 2017-09-29 2017-09-29 Electronic water pump

Publications (1)

Publication Number Publication Date
CN107666218A true CN107666218A (en) 2018-02-06

Family

ID=61098402

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710916472.5A Pending CN107666218A (en) 2017-09-29 2017-09-29 Electronic water pump

Country Status (1)

Country Link
CN (1) CN107666218A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5847278A (en) * 1997-03-14 1998-12-08 Vibrametrics, Inc. Accelerometer with shear isolated mounting
EP1488434A4 (en) * 2002-02-28 2008-04-23 Greatbatch Sierra Inc Emi feedthrough filter terminal assembly utilizing hermetic seal for electrical attachment between lead wires and capacitor
CN201144881Y (en) * 2007-12-14 2008-11-05 大井泵浦工业股份有限公司 Circuit cooling structure of aspiring pump
CN205047442U (en) * 2015-08-04 2016-02-24 裴亚军 Wear -resisting automotive electronics water pump
CN205744484U (en) * 2016-05-11 2016-11-30 刘刚 A kind of electronic water pump

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5847278A (en) * 1997-03-14 1998-12-08 Vibrametrics, Inc. Accelerometer with shear isolated mounting
EP1488434A4 (en) * 2002-02-28 2008-04-23 Greatbatch Sierra Inc Emi feedthrough filter terminal assembly utilizing hermetic seal for electrical attachment between lead wires and capacitor
CN201144881Y (en) * 2007-12-14 2008-11-05 大井泵浦工业股份有限公司 Circuit cooling structure of aspiring pump
CN205047442U (en) * 2015-08-04 2016-02-24 裴亚军 Wear -resisting automotive electronics water pump
CN205744484U (en) * 2016-05-11 2016-11-30 刘刚 A kind of electronic water pump

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Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right
TA01 Transfer of patent application right

Effective date of registration: 20190516

Address after: 528300 Building No. 1, 21 Gangqian Road, Industrial Park, Beijiao Town, Shunde District, Foshan City, Guangdong Province

Applicant after: Guangdong Welling Automobile Parts Co., Ltd.

Address before: 528311 No. 27 Xingye Road, Beijiao Town Industrial Park, Shunde District, Foshan City, Guangdong Province

Applicant before: Guangdong Welling Electric Machine Manufacture Co., Ltd.

Applicant before: Midea Welling Electric Motor Technology (Shanghai) Co., Ltd.

RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20180206