CN107044425A - A kind of electric water pump - Google Patents
A kind of electric water pump Download PDFInfo
- Publication number
- CN107044425A CN107044425A CN201611257660.3A CN201611257660A CN107044425A CN 107044425 A CN107044425 A CN 107044425A CN 201611257660 A CN201611257660 A CN 201611257660A CN 107044425 A CN107044425 A CN 107044425A
- Authority
- CN
- China
- Prior art keywords
- vane rotor
- armature spindle
- flow channel
- water pump
- hole
- 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.)
- Granted
Links
Classifications
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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
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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
- F04D13/0646—Units comprising pumps and their driving means the pump being electrically driven the hollow pump or motor shaft being the conduit for the working fluid
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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
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/043—Shafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/18—Rotors
-
- 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
Landscapes
- 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 provides a kind of electric water pump, including water pump shell and the vane rotor and motor casing that are arranged in water pump shell, the water pump shell is provided with water inlet and delivery port, the running water chamber of the connection water inlet and delivery port is formed between the water pump shell and vane rotor, the motor casing is provided with armature spindle, the vane rotor is rotatably connected on the armature spindle, the runner that the running water chamber and stagnant water chamber are communicated with stagnant water chamber, the vane rotor and/or armature spindle is formed between the vane rotor and motor casing.The present invention is connected the stagnant water chamber in former electric water pump with running water chamber using runner, the water of running water intracavitary flow to stagnant water intracavitary by runner under self-suction effect, squeezed the stagnant water of stagnant water intracavitary to be discharged by the tail end of vane rotor, so as to form circulation, it is to avoid form slough sediment incrustation.
Description
Technical field
The present invention relates to a kind of electric water pump.
Background technology
As shown in figure 1, existing electric water pump includes the water in water pump shell 1, vane rotor 2 and motor casing 3, electric water pump
Pump case 1 is full of cooling water with motor casing 3, and the cooling water between water pump shell 1 and vane rotor 2 rotates what is formed in vane rotor 2
Flowed under self-suction effect from the water inlet 4 of water pump to delivery port 5, and the cooling water entered between vane rotor 2 and motor casing 3
It can not be formed and circulated, form slough, cooling water does not flow for a long time, can form water on vane rotor 2 and motor casing 3
Dirt, influences the operating efficiency of electric water pump.
The content of the invention
The technical problems to be solved by the invention are：In order to overcome deficiency of the prior art, the present invention provides a kind of electricity
Dynamic water pump, makes the cooling water of slough also form circulation, it is to avoid in vane rotor and motor by improving the structure of vane rotor
Incrustation scale is formed on shell.
The present invention solves its technical problem technical scheme to be taken：A kind of electric water pump, including water pump shell and
Be arranged on vane rotor and motor casing in water pump shell, the water pump shell is provided with water inlet and delivery port, the water pump shell and
The running water chamber of the connection water inlet and delivery port is formed between vane rotor, the motor casing is provided with armature spindle, the leaf
Wheel rotor is rotatably connected on the armature spindle, and stagnant water chamber, the vane rotor are formed between the vane rotor and motor casing
And/or the runner of the running water chamber and stagnant water chamber is communicated with armature spindle.Running water chamber is connected with stagnant water chamber using runner,
In the presence of self-suction, make the cooling water automatic cycle of stagnant water intracavitary, it is to avoid formed slough so that solve vane rotor and
The problem of incrustation scale being formed on motor casing.
Specifically, the runner includes being arranged on the first flow hole of the connection running water chamber and stagnant water chamber on armature spindle
With second flow channel hole, the first flow hole is the blind hole for being axially disposed within the rotor shaft end along the armature spindle, institute
Second flow channel hole being radially arranged along the armature spindle is stated, and the second flow channel hole is connected with the bottom of the blind hole.Due to
The water of the lower suction of self-suction effect is maximum close to the position water of armature spindle, and therefore, runner is only arranged on armature spindle, is passed through
Armature spindle is set to hollow shaft, the position of armature spindle root is opened up to first flow hole and second inside connection armature spindle
Road hole connects stagnant water chamber with running water chamber, makes the cooling water automatic cycle of stagnant water intracavitary.
Further, in order that the water of stagnant water intracavitary fully flows, the second flow channel hole is multiple, multiple second flow channel holes
Radially arrangement is one or more layers.Increase the cooling water inflow of inflow stagnant water intracavitary by increasing the quantity in second flow channel hole,
The speed and flow of flowing are increased, fouling is prevented effectively from.
Specifically, the runner is the third flow channel hole being arranged on the vane rotor, third flow channel hole two ends
Connect the running water chamber and stagnant water chamber.Runner is only arranged on vane rotor, and third flow channel hole is positioned close to armature spindle
The centre of vane rotor, is circumferentially uniformly distributed along vane rotor, because self-suction acts on the water of lower suction close to armature spindle
Position water it is maximum, therefore, in order to reach more preferable effect, the position in third flow channel hole makes to pass through close proximity to armature spindle
It is big that the suction of the current in third flow channel hole is tried one's best.
Specifically, the runner includes the first flow hole and second flow channel hole being arranged on armature spindle and is arranged on leaf
The third flow channel hole on rotor is taken turns, the first flow hole is the blind hole that the rotor shaft end is axially disposed within along armature spindle,
Second flow channel hole being radially arranged along the armature spindle, and the second flow channel hole connects with the bottom of the blind hole, institute
State third flow channel hole one end to connect with the second flow channel hole, the other end extends to the stagnant water intracavitary.Runner is set to pass through simultaneously
Armature spindle and vane rotor are crossed, the water of running water intracavitary is entered by the first flow hole at armature spindle center sequentially passes through second again
Road hole and third flow channel hole flow to stagnant water intracavitary, are squeezed the water of stagnant water intracavitary and are discharged by the tail end of vane rotor, so that
Form circulation, it is to avoid form slough sediment incrustation.
Further, in addition to multiple osculums for being arranged on the vane rotor, the osculum connects the impeller
Inside and outside rotor, and the osculum is distributed on the one end of the vane rotor away from armature spindle.In order to carry out in time
Effective draining, the osculum of multiple radial directions is set in the afterbody of vane rotor, enables the water for entering stagnant water intracavitary by runner
It is enough timely to discharge, improve circulating effect.
The beneficial effects of the invention are as follows：A kind of electric water pump that the present invention is provided, using runner by former electric water pump
Stagnant water chamber is connected with running water chamber, and the water of running water intracavitary flow to stagnant water intracavitary by runner under self-suction effect, makes stagnant water
The stagnant water of intracavitary is squeezed the tail end discharge by vane rotor, so as to form circulation, it is to avoid form slough sediment incrustation.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the structural representation of existing electric water pump；
Fig. 2 is the structural representation of embodiment one；
Fig. 3 is the structural representation of embodiment two；
Fig. 4 is the structural representation of embodiment three；
Fig. 5 is the structural representation of example IV；
Fig. 6 is the structural representation of embodiment five；
Fig. 7 is the structural representation of embodiment six.
In figure：1st, water pump shell, 2, vane rotor, 3, motor casing, 4, water inlet, 5, delivery port, 6, running water chamber, 7, stagnant water
Chamber, 8, armature spindle, 9, first flow hole, 10, second flow channel hole, 11, third flow channel hole, 13, osculum.
Embodiment
Presently in connection with accompanying drawing, the present invention is described in detail.This figure is simplified schematic diagram, is only illustrated in a schematic way
The basic structure of the present invention, therefore it only shows the composition relevant with the present invention.
Arrow in Fig. 1-Fig. 7 represents the direction of water flowing.
Embodiment one：
As shown in Fig. 2 a kind of electric water pump of the present invention, including water pump shell 1 and the impeller that is arranged in water pump shell 1 turn
Son 2 and motor casing 3, the water pump shell 1 are provided with water inlet 4 and delivery port 5, are formed between the water pump shell 1 and vane rotor 2
The running water chamber 6 of the water inlet 4 and delivery port 5 is connected, the motor casing 3 is provided with armature spindle 8, and the vane rotor 2 is rotated
It is connected on the armature spindle 8, stagnant water chamber 7 is formed between the vane rotor 2 and motor casing 3, the armature spindle 8 is provided with company
Lead to the runner of the running water chamber 6 and stagnant water chamber 7, the runner includes the connection running water chamber 6 being arranged on armature spindle 8 and dead
The first flow hole 9 and second flow channel hole 10 of water cavity 7, the first flow hole 9 is is axially disposed within institute along the armature spindle 8
State the blind hole of the end of armature spindle 8, being radially arranged along the armature spindle 8 of second flow channel hole 10, and the second flow channel hole
10 connect with the bottom of the blind hole.The second flow channel hole 10 is multiple, and multiple second flow channel holes 10 are radially arranged as one
Layer or multilayer.
Embodiment two：
As shown in figure 3, the difference of the present embodiment and embodiment one is the setting for adding osculum 13, in order to carry out and
When effective draining, the osculum 13 of multiple radial directions is set in the afterbody of vane rotor 2, makes to enter in stagnant water chamber 7 by runner
Water can timely discharge, improve circulating effect.The osculum 13 is connected inside and outside the vane rotor 2, and institute
Osculum 13 is stated to be distributed on the described one end of vane rotor 2 away from armature spindle 8.
Embodiment three：
As shown in figure 4, a kind of electric water pump of the present invention, including water pump shell 1 and the impeller that is arranged in water pump shell 1 turn
Son 2 and motor casing 3, the water pump shell 1 are provided with water inlet 4 and delivery port 5, are formed between the water pump shell 1 and vane rotor 2
The running water chamber 6 of the water inlet 4 and delivery port 5 is connected, the motor casing 3 is provided with armature spindle 8, and the vane rotor 2 is rotated
It is connected on the armature spindle 8, stagnant water chamber 7 is formed between the vane rotor 2 and motor casing 3, the vane rotor 2 is provided with
The runner of the running water chamber 6 and stagnant water chamber 7 is connected, the runner is the third flow channel hole 11 being arranged on the vane rotor 2,
The two ends of third flow channel hole 11 connect the running water chamber 6 and stagnant water chamber 7.Runner is only arranged on vane rotor 2, the 3rd stream
Road hole 11 is positioned close to the centre of the vane rotor 2 of armature spindle 8, is uniformly distributed along vane rotor 2 is circumferential, due to self-priming
The water of the lower suction of power effect is maximum close to the position water of armature spindle 8, therefore, in order to reach more preferable effect, third flow channel hole
11 position is close proximity to armature spindle 8, and make that the suction by the current in third flow channel hole 11 tries one's best is big.
Example IV：
As shown in figure 5, the difference of the present embodiment and embodiment three is the setting for adding osculum 13, in order to carry out and
When effective draining, the osculum 13 of multiple radial directions is set in the afterbody of vane rotor 2, makes to enter in stagnant water chamber 7 by runner
Water can timely discharge, improve circulating effect.The osculum 13 is connected inside and outside the vane rotor 2, and institute
Osculum 13 is stated to be distributed on the described one end of vane rotor 2 away from armature spindle 8.
Embodiment five：
As shown in fig. 6, a kind of electric water pump of the present invention, including water pump shell 1 and the impeller that is arranged in water pump shell 1 turn
Son 2 and motor casing 3, the water pump shell 1 are provided with water inlet 4 and delivery port 5, are formed between the water pump shell 1 and vane rotor 2
The running water chamber 6 of the water inlet 4 and delivery port 5 is connected, the motor casing 3 is provided with armature spindle 8, and the vane rotor 2 is rotated
It is connected on the armature spindle 8, stagnant water chamber 7, the vane rotor 2 and rotor is formed between the vane rotor 2 and motor casing 3
The runner of the running water chamber 6 and stagnant water chamber 7 is communicated with axle 8, the runner includes the first flow being arranged on armature spindle 8
Hole 9 and second flow channel hole 10 and the third flow channel hole 11 being arranged on vane rotor 2, the first flow hole 9 are along rotor
Axle 8 is axially disposed within the blind hole of the end of armature spindle 8, being radially arranged along the armature spindle 8 of second flow channel hole 10, and
The second flow channel hole 10 is connected with the bottom of the blind hole, and described one end of third flow channel hole 11 connects with the second flow channel hole 10
Logical, the other end is extended in the stagnant water chamber 7.Runner sets the water passed through simultaneously in armature spindle 8 and vane rotor 2, running water chamber 6
Second flow channel hole 10 and third flow channel hole 11 are sequentially passed through by the entrance of first flow hole 9 at the center of armature spindle 8 again and flow to stagnant water
In chamber 7, the water in stagnant water chamber 7 is set to be squeezed the tail end discharge by vane rotor 2, so as to form circulation, it is to avoid form stagnant water
Area's sediment incrustation.The second flow channel hole 10 is multiple, and multiple second flow channel holes 10 are radially arranged as one or more layers.
Embodiment six：
As shown in fig. 7, the difference of the present embodiment and embodiment five is the setting for adding osculum 13, in order to carry out and
When effective draining, the osculum 13 of multiple radial directions is set in the afterbody of vane rotor 2, makes to enter in stagnant water chamber 7 by runner
Water can timely discharge, improve circulating effect.The osculum 13 is connected inside and outside the vane rotor 2, and institute
Osculum 13 is stated to be distributed on the described one end of vane rotor 2 away from armature spindle 8.
Technical scheme is also combined the structure to be formed including embodiment one to any scheme of embodiment six, this
Place is not repeated one by one.
Using the above-mentioned desirable embodiment according to the present invention as enlightenment, pass through above-mentioned description, related staff
Various changes and amendments can be carried out in without departing from the scope of the present invention completely.The technical scope of this invention is not
It is confined to the content on specification, it is necessary to its technical scope is determined according to right.
Claims (6)
1. a kind of electric water pump, it is characterised in that：Including water pump shell (1) and the vane rotor (2) being arranged in water pump shell (1)
With motor casing (3), the water pump shell (1) is provided with water inlet (4) and delivery port (5), the water pump shell (1) and vane rotor
(2) the running water chamber (6) of the connection water inlet (4) and delivery port (5) is formed between, the motor casing (3) is provided with armature spindle
(8), the vane rotor (2) is rotatably connected on the armature spindle (8), shape between the vane rotor (2) and motor casing (3)
Into stagnant water chamber (7), the running water chamber (6) and stagnant water chamber (7) are communicated with the vane rotor (2) and/or armature spindle (8)
Runner.
2. electric water pump as claimed in claim 1, it is characterised in that：The runner includes the company being arranged on armature spindle (8)
Lead to the running water chamber (6) and the first flow hole (9) and second flow channel hole (10) of stagnant water chamber (7), the first flow hole (9) is
Along the blind hole for being axially disposed within the armature spindle (8) end of the armature spindle (8), the second flow channel hole (10) is along described turn
Sub- axle (8) are radially arranged, and the second flow channel hole (10) connects with the bottom of the blind hole.
3. electric water pump as claimed in claim 2, it is characterised in that：The second flow channel hole (10) is multiple, and multiple second
Radially arrange as one or more layers in runner hole (10).
4. electric water pump as claimed in claim 1, it is characterised in that：The runner is to be arranged on the vane rotor (2)
Third flow channel hole (11), third flow channel hole (11) two ends connect the running water chamber (6) and stagnant water chamber (7).
5. electric water pump as claimed in claim 1, it is characterised in that：The runner includes the be arranged on armature spindle (8)
One runner hole (9) and second flow channel hole (10) and the third flow channel hole (11) being arranged on vane rotor (2), it is described first-class
Road hole (9) is that the blind hole of the armature spindle (8) end is axially disposed within along armature spindle (8), and the second flow channel hole (10) is along institute
Being radially arranged for armature spindle (8) is stated, and the second flow channel hole (10) is connected with the bottom of the blind hole, the third flow channel hole
(11) one end is connected with the second flow channel hole (10), and the other end is extended in the stagnant water chamber (7).
6. the electric water pump as described in claim any one of 1-5, it is characterised in that：Also include being arranged on the vane rotor
(2) multiple osculums (13) on, the osculum (13) is connected inside and outside the vane rotor (2), and the draining
Hole (13) is distributed on the one end of the vane rotor (2) away from armature spindle (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611257660.3A CN107044425B (en) | 2016-12-30 | 2016-12-30 | Electric water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611257660.3A CN107044425B (en) | 2016-12-30 | 2016-12-30 | Electric water pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107044425A true CN107044425A (en) | 2017-08-15 |
| CN107044425B CN107044425B (en) | 2023-08-08 |
Family
ID=59543865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611257660.3A Active CN107044425B (en) | 2016-12-30 | 2016-12-30 | Electric water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107044425B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022188267A1 (en) * | 2021-03-08 | 2022-09-15 | 佛山市顺德区一拓电气有限公司 | Water pump |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3273506A (en) * | 1963-08-30 | 1966-09-20 | Plessey Uk Ltd | Motor-driven pump units |
| JPH0612790U (en) * | 1992-07-22 | 1994-02-18 | 株式会社川本製作所 | Cooling water circulation type pump |
| CN1144887A (en) * | 1996-05-17 | 1997-03-12 | 杨雪峰 | Electric booster pump and pump group connector |
| JP2007332839A (en) * | 2006-06-14 | 2007-12-27 | Aisan Ind Co Ltd | Fluid pump |
| CN101509405A (en) * | 2008-02-14 | 2009-08-19 | 本田技研工业株式会社 | Valve structure of internal combustion engine |
| JP2010255567A (en) * | 2009-04-27 | 2010-11-11 | Toyota Motor Corp | Water pump |
-
2016
- 2016-12-30 CN CN201611257660.3A patent/CN107044425B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3273506A (en) * | 1963-08-30 | 1966-09-20 | Plessey Uk Ltd | Motor-driven pump units |
| JPH0612790U (en) * | 1992-07-22 | 1994-02-18 | 株式会社川本製作所 | Cooling water circulation type pump |
| CN1144887A (en) * | 1996-05-17 | 1997-03-12 | 杨雪峰 | Electric booster pump and pump group connector |
| JP2007332839A (en) * | 2006-06-14 | 2007-12-27 | Aisan Ind Co Ltd | Fluid pump |
| CN101509405A (en) * | 2008-02-14 | 2009-08-19 | 本田技研工业株式会社 | Valve structure of internal combustion engine |
| JP2010255567A (en) * | 2009-04-27 | 2010-11-11 | Toyota Motor Corp | Water pump |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022188267A1 (en) * | 2021-03-08 | 2022-09-15 | 佛山市顺德区一拓电气有限公司 | Water pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107044425B (en) | 2023-08-08 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20181113 Address after: 213000 No. 15 Tenglong Road, Jiangsu Wujin Economic Development Zone, Changzhou City, Jiangsu Province Applicant after: Changzhou Tenglong automobile energy saving Technology Co.,Ltd. Address before: 213014 No. 178 Yulong South Road, Zhonglou Economic Development Zone, Changzhou City, Jiangsu Province (No. 903, New Energy Automobile Research Institute Building, 1000 People Plan, Changzhou) Applicant before: JIANGSU WANFU NEW ENERGY CO.,LTD. |
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