CN109404340A - Electronic water pump and the automobile for applying it - Google Patents
Electronic water pump and the automobile for applying it Download PDFInfo
- Publication number
- CN109404340A CN109404340A CN201811652869.9A CN201811652869A CN109404340A CN 109404340 A CN109404340 A CN 109404340A CN 201811652869 A CN201811652869 A CN 201811652869A CN 109404340 A CN109404340 A CN 109404340A
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- CN
- China
- Prior art keywords
- water pump
- electronic water
- mounting hole
- cooling
- electronic
- 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.)
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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
- F04D29/586—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
- F04D29/5886—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps cooling by injection
-
- 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
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (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 and the automobile using it, is related to field of automobile, to solve the technical problem of existing electronic water pump heat dissipation effect difference.Electronic water pump of the present invention, comprising: water pump cover, water pump cover are equipped with channel design, which forms cooling liquid flowing channel in parallel with the cooling duct integrated on electric motor units outer housing；In use process, electronic water pump carries out pressure cooling by cooling liquid flowing channel, while electronic water pump is using air flowing heat dissipation.
Description
Technical field
The present invention relates to field of automobile, in particular to a kind of electronic water pump and the automobile using it.
Background technique
Urgent need with the increasingly strict and consumer of environmental regulation to fuel economy, has further pushed various
The innovation of technology, wherein the application of electronic water pump is gradually paid attention to by everybody.2005, Bayerische Motorne Werke Aktiengeellschaft became first hand in the world
The manufacturer of electronic water pump is equipped in volume production vehicle a new generation N53 Series Gasoline Engines, subsequent Audi, the companies such as masses are measuring in succession
It produces and uses electronic water pump in vehicle.
The promotion of the following turbocharging vehicle sales volume is expected to promote permeability of the electronic water pump in traditional vehicle rapidly.With
It needs to postpone to stop working after preceding turbocharging parking of automobile, is primarily due to it and is cooled down using mechanical water pump to turbine, but mechanical water pump
It does not work after automobile flameout, no longer needs to postpone to stop working using turbocharging vehicle after electronic water pump.
By the development of long period, the electronic water pump type spectrum that can be used for engine and speed changer cooling is gradually complete
Kind, model is more and more, and with the progress of motor technology, power of motor is also incrementally increased, by electronic water pump to engine into
Row cooling is also achieved.
At this stage, electronic water pump not only can satisfy to booster, speed changer, and new energy battery etc. is cooling, more have straight
Pick up the advantage and trend for becoming engine feed pump for tradition machinery water pump.
The development of electronic water pump depends on motor technology progress.In practical application, it is intended that the power of motor is most
Amount is big, so that tradition machinery water pump can be substituted, becomes the feed pump of the cooling system of engine, but the increasing of power of motor
Greatly, the increase of heat will be brought, if extra heat cannot control well, will seriously affect motor reliability and
Then there is engine damage so that electronic water pump application be made to be restricted in service life under extreme case, influence traffic safety
Major accident.
Conditional electronic water pump usually relies on the flowing of the air in vehicle travel process to take away heat, and this radiating mode has
Certain effect, but drawback is also clearly.First when electronic water pump is arranged, need to consider cabin temperature field, components
To water pump circumstance of occlusion, can assess air-flow smoothly be guided to water pump progress motor cooling, therefore difficulty increases in arrangement.Cloth
Setting result, to typically result in cooling system pipeline too long, increases system resistance, reduces system reliability, tend not to meet well
System requirements.Also, conditional electronic water pump (summer high temperature area, idling of stopping) under certain extreme operating conditions, because without flowing
Air is cooling, engine occurs and boils problem.
Summary of the invention
The purpose of the present invention is to provide a kind of electronic water pump and using its automobile, dissipated with solving existing electronic water pump
The technical problem of thermal effect difference.
The present invention provides a kind of electronic water pump, comprising: water pump cover, the water pump cover is equipped with channel design, described logical
Road structure forms cooling liquid flowing channel in parallel with the cooling duct integrated on electric motor units outer housing；The electronic water pump passes through institute
It states cooling liquid flowing channel and carries out pressure cooling, while the electronic water pump is using air flowing heat dissipation.
Wherein, in electronic water pump of the present invention, the side of the water pump cover is equipped at least two channel knots
Structure.
Specifically, electronic water pump of the present invention includes: pump intake and pump outlet, and the water pump water outlet
Mouth is arranged on the water pump cover.
Further, electronic water pump of the present invention further include: bypass waterway, the water inlet of the bypass waterway and institute
Cooling liquid flowing channel connection is stated, the water outlet of the bypass waterway is integrated with the pump outlet.
Alternatively, electronic water pump of the present invention includes: pump intake and pump outlet, and the water pumps out
The mouth of a river is arranged on the electric motor units outer housing.
Further, electronic water pump of the present invention further include: bypass waterway, the water inlet of the bypass waterway and institute
Cooling liquid flowing channel connection is stated, the water outlet of the bypass waterway is integrated with the pump outlet.
When practical application, in electronic water pump of the present invention, mounting hole is provided with by branch on the water pump cover.
Wherein, in electronic water pump of the present invention, the mounting hole includes multiple.
Specifically, in electronic water pump of the present invention, the mounting hole include the first mounting hole, the second mounting hole and
Third mounting hole, and first mounting hole and second mounting hole are arranged in first support, the third mounting hole is set
It sets on the secondary support bracket.
Compared with the existing technology, electronic water pump of the present invention has the advantage that
In electronic water pump provided by the invention, comprising: water pump cover, water pump cover are equipped with channel design, the channel design
Cooling liquid flowing channel in parallel is formed with the cooling duct integrated on electric motor units outer housing；In use process, electronic water pump passes through
Cooling liquid flowing channel carries out pressure cooling, while electronic water pump is using air flowing heat dissipation.From this analysis, provided by the invention
In electronic water pump, since water pump cover is equipped with channel design, and the cooling integrated on channel design and electric motor units outer housing is logical
Road forms cooling liquid flowing channel in parallel, therefore not only with the dynamic heat dissipation of air stream, and carries out pressure cooling, to realize to heat
The reliable control of amount, and then effectively improve cooling capacity；Also, control is simple, high reliablity, the upgrading to conditional electronic water pump
It is easier to realize.
Herein it should be added that, electronic water pump provided by the invention, in order to improve the efficiency of conditional electronic water pump
And cooling capacity, it is not independently of existing electronic water pump individualism, but the performance of existing product is optimized and is promoted.
In addition, electronic water pump provided by the invention, due to using two sets of cooling systems (air-cooled+water cooling), thus effectively
The heat-sinking capability of motor is improved, electronic water pump volume is reduced, and meets lightweight, miniature requirement, can effectively be saved
Arrangement space.
The present invention also provides a kind of automobiles, comprising: electronic water pump as described in any one of the above embodiments.
Possessed advantage is identical compared with the existing technology with above-mentioned electronic water pump for the automobile, and details are not described herein.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of electronic water pump provided in an embodiment of the present invention；
Fig. 2 is another structural schematic diagram of electronic water pump provided in an embodiment of the present invention.
Icon: 1- water pump cover；11- cooling liquid flowing channel；21- pump intake；22- pump outlet；31- into
The mouth of a river；32- water outlet；4- bracket；5- mounting hole；The first mounting hole of 51-；The second mounting hole of 52-；The installation of 53- third
Hole；41- first support；42- second support.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the connection inside two elements.For the ordinary skill in the art, it can understand that above-mentioned term exists with concrete condition
Concrete meaning in the present invention.
Fig. 1 is the structural schematic diagram of electronic water pump provided in an embodiment of the present invention.
As shown in Figure 1, the embodiment of the present invention provides a kind of electronic water pump, comprising: water pump cover 1, water pump cover 1 are equipped with logical
Road structure, channel design form cooling liquid flowing channel 11 in parallel with the cooling duct integrated on electric motor units outer housing；Electronic water
Pump carries out pressure cooling by cooling liquid flowing channel 11, while electronic water pump is using air flowing heat dissipation.
Compared with the existing technology, electronic water pump described in the embodiment of the present invention has the advantage that
In electronic water pump provided in an embodiment of the present invention, as shown in Figure 1, comprising: water pump cover 1, water pump cover 1 are equipped with logical
Road structure, the channel design form cooling liquid flowing channel 11 in parallel with the cooling duct integrated on electric motor units outer housing；It uses
In the process, electronic water pump carries out pressure cooling by cooling liquid flowing channel 11, while electronic water pump is using air flowing heat dissipation.Thus
Analysis is it is found that in electronic water pump provided in an embodiment of the present invention, since water pump cover 1 is equipped with channel design, and channel design with
The cooling duct integrated on electric motor units outer housing forms cooling liquid flowing channel 11 in parallel, therefore does not dissipate only with air stream is dynamic
Heat, and pressure cooling is carried out, to realize the reliable control to heat, and then effectively improve cooling capacity；Also, control letter
Single, high reliablity, is easier to realize to the upgrading of conditional electronic water pump.
Herein it should be added that, electronic water pump provided in an embodiment of the present invention, in order to improve conditional electronic water pump
Efficiency and cooling capacity, be not independently of existing electronic water pump individualism, but to the optimization of the performance of existing product and
It is promoted.
In addition, electronic water pump provided in an embodiment of the present invention, due to using two sets of cooling systems (air-cooled+water cooling), from
And the heat-sinking capability of motor is effectively increased, electronic water pump volume is reduced, and meets lightweight, miniature requirement, Neng Gouyou
Effect saves arrangement space.
Design phase can calculate analysis coolant flow side by CAE (Computer Aided Engineering)
To determining the size and shape and heat dissipation capacity of cooling liquid flowing channel 11.It is then tested by system heat balance when Product Validation, according to
Limiting condition determines channel capacity, thus solidifying channel form and dimension.
Wherein, in electronic water pump provided in an embodiment of the present invention, the side of above-mentioned water pump cover 1 can be preferably equipped with extremely
Few two channel designs, to form cooling liquid flowing channel 11 in parallel with the cooling duct integrated on electric motor units outer housing, more
Realize cooling effect well.
Specifically, as shown in Figure 1, electronic water pump provided in an embodiment of the present invention may include: pump intake 21 and water
The mouth of a river 22 is pumped out, and pump outlet 22 can be set on water pump cover 1.
Further, electronic water pump provided in an embodiment of the present invention can also include: bypass waterway, the bypass waterway into
The mouth of a river 31 can be connected to cooling liquid flowing channel 11, and the water outlet 32 of bypass waterway can be integrated with pump outlet 22.
Alternatively, electronic water pump provided in an embodiment of the present invention may include: pump intake 21 and pump outlet
22, and pump outlet 22 can be set on electric motor units outer housing.
Further, electronic water pump provided in an embodiment of the present invention can also include: bypass waterway, the bypass waterway into
The mouth of a river 31 can be connected to cooling liquid flowing channel 11, and the water outlet 32 of bypass waterway can be integrated with pump outlet 22.
Since water pump cover 1 is equipped with channel design, and the cooling duct integrated on channel design and electric motor units outer housing
Cooling liquid flowing channel 11 in parallel is formed, therefore greatly extends 22 position of pump outlet, size and shape.In electricity
When sub- water pump is arranged, outlet port can be adjusted as desired, therefore engine water pump entrance location can be selected more
Reasonable region, engine arrangement work are more easier.
Electronic water pump provided in an embodiment of the present invention is realized by increasing corresponding cooling duct in each module of electronic water pump
Temperature control to water pump.Basic principle is as follows:
1, it is combined using tradition is air-cooled with pressure cooling；
2, water pump cover side is equipped with channel design, for connecting coolant liquid disengaging electric motor units shell；
3, cooling liquid flowing channel design principle is to be limited to require (it is assumed that temperature requirement≤135 DEG C) true according to motor operating temperature
Determine heat dissipation capacity；
4, installation water pump is combined with electric motor units, form cooling liquid flowing channel；
5, coolant rate size, design phase can be calculated by CAE and be determined；
6, it carries out real vehicle calibration and cooling liquid flowing channel, and the final shaping is determined by vehicle heat balance test.
Control strategy:
Under setting limit operating condition, motor operating temperature is higher than 135 DEG C, as motor control strategy standard, it is believed that in this shape
State electronic water pump temperature can be controlled, then meets the various working condition requirements of engine.
1, electronic water pump motor speed can be adjusted on demand, and control strategy is formulated by limiting condition, other revolving speeds are similarly pressed
This is executed；
2, electronic water pump water inlet flow set is P, and water pump channel is divided into main waterway and bypass waterway, sets main waterway
Flow percentage is X, then bypass waterway accounting is (1-X)；
3, the electronic water pump electric motor units type of cooling is two kinds, and tradition is air-cooled to add Forced water cooling；
4, in calibration process early period, required heat dissipation capacity W is converted into according to electric motor units temperature rise, removes the air-cooled heat dissipation taken away
Measure N；
5, the heat that bypass waterway is taken away then is (W-N)；
6, bypass waterway flow and motor radiating magnitude relation are (1-X)=(W-N).
7, according to flow derived above, coolant liquid specific heat numerical value can calculate motor institute in conjunction with pump motor transmission ratio
Revolving speed is needed, revolving speed control is carried out to motor.
Fig. 2 is another structural schematic diagram of electronic water pump provided in an embodiment of the present invention.
It, can be in electronic water pump provided in an embodiment of the present invention, on above-mentioned water pump cover 1 as shown in Fig. 2, when practical application
Mounting hole 5 is equipped with by bracket 4.
Wherein, as shown in Fig. 2, in electronic water pump provided in an embodiment of the present invention, above-mentioned mounting hole 5 may include have it is more
It is a, to improve the stability of assembly.
Specifically, as shown in Fig. 2, in electronic water pump provided in an embodiment of the present invention, above-mentioned mounting hole 5 may include having
One mounting hole 51, the second mounting hole 52 and third mounting hole 53, and the first mounting hole 51 and the second mounting hole 52 can be set
In first support 41, third mounting hole 53 can be set in second support 42.
The embodiment of the present invention also provides a kind of automobile, comprising: electronic water pump as described in any one of the above embodiments.The present invention is implemented
In the automobile that example provides, since the water pump cover 1 of electronic water pump is equipped with channel design, and channel design and electric motor units outer housing
Upper integrated cooling duct forms cooling liquid flowing channel 11 in parallel, therefore not only with the dynamic heat dissipation of air stream, and is forced
It is cooling, to realize the reliable control to heat, and then effectively improve cooling capacity；Also, control is simple, high reliablity, right
The upgrading of conditional electronic water pump is easier to realize.
Electronic water pump and automobile provided in an embodiment of the present invention mainly have following advantage:
One, electronic water pump performance, reliability improve；
Two, simpler in engine arrangement；
Three, simplify in vehicle cooling line, reduce engine nacelle space requirement；
Four, control strategy is simple, without increasing additional control system, improves water pump heat dissipation capacity, protects pump motor；
Five, electronic water pump outlet port design difficulty reduces；
Six, complete cooling system cost reduces；
Seven, the cooling capacity of electronic water pump is improved, motor load is reduced, improves the water pump service life.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of electronic water pump characterized by comprising water pump cover, the water pump cover are equipped with channel design, the channel
Structure forms cooling liquid flowing channel in parallel with the cooling duct integrated on electric motor units outer housing；
The electronic water pump carries out pressure cooling by the cooling liquid flowing channel, while the electronic water pump is dissipated using air flowing
Heat.
2. electronic water pump according to claim 1, which is characterized in that the side of the water pump cover is equipped at least two institutes
State channel design.
3. electronic water pump according to claim 1 or 2 characterized by comprising pump intake and pump outlet,
And the pump outlet is arranged on the water pump cover.
4. electronic water pump according to claim 3, which is characterized in that further include: bypass waterway, the bypass waterway into
The mouth of a river is connected to the cooling liquid flowing channel, and the water outlet of the bypass waterway is integrated with the pump outlet.
5. electronic water pump according to claim 1 or 2 characterized by comprising pump intake and pump outlet,
And the pump outlet is arranged on the electric motor units outer housing.
6. electronic water pump according to claim 5, which is characterized in that further include: bypass waterway, the bypass waterway into
The mouth of a river is connected to the cooling liquid flowing channel, and the water outlet of the bypass waterway is integrated with the pump outlet.
7. electronic water pump according to claim 1, which is characterized in that be provided with installation by branch on the water pump cover
Hole.
8. electronic water pump according to claim 7, which is characterized in that the mounting hole includes multiple.
9. electronic water pump according to claim 8, which is characterized in that the mounting hole includes the first mounting hole, second
Mounting hole and third mounting hole, and first mounting hole and second mounting hole are arranged in first support, the third
Mounting hole is arranged on the secondary support bracket.
10. a kind of automobile characterized by comprising such as above-mentioned electronic water pump of any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811652869.9A CN109404340A (en) | 2018-12-29 | 2018-12-29 | Electronic water pump and the automobile for applying it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811652869.9A CN109404340A (en) | 2018-12-29 | 2018-12-29 | Electronic water pump and the automobile for applying it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109404340A true CN109404340A (en) | 2019-03-01 |
Family
ID=65462336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811652869.9A Pending CN109404340A (en) | 2018-12-29 | 2018-12-29 | Electronic water pump and the automobile for applying it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109404340A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206012333U (en) * | 2016-08-31 | 2017-03-15 | 重庆小康工业集团股份有限公司 | Pure electric vehicle power system cooling unit |
| US20180023594A1 (en) * | 2016-07-25 | 2018-01-25 | Dongguan Zhenpin Hardware Cooling Technology Co. L td | Water Pump Cooler for CPU |
| CN206938430U (en) * | 2017-07-25 | 2018-01-30 | 北京新能源汽车股份有限公司 | A kind of integrated cooling structure and automobile of motor and electric machine controller |
| CN207437455U (en) * | 2017-09-19 | 2018-06-01 | 温州市凯邦汽车部件制造有限公司 | A kind of electronic water pump |
-
2018
- 2018-12-29 CN CN201811652869.9A patent/CN109404340A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20180023594A1 (en) * | 2016-07-25 | 2018-01-25 | Dongguan Zhenpin Hardware Cooling Technology Co. L td | Water Pump Cooler for CPU |
| CN206012333U (en) * | 2016-08-31 | 2017-03-15 | 重庆小康工业集团股份有限公司 | Pure electric vehicle power system cooling unit |
| CN206938430U (en) * | 2017-07-25 | 2018-01-30 | 北京新能源汽车股份有限公司 | A kind of integrated cooling structure and automobile of motor and electric machine controller |
| CN207437455U (en) * | 2017-09-19 | 2018-06-01 | 温州市凯邦汽车部件制造有限公司 | A kind of electronic water pump |
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Application publication date: 20190301 |