CN205895617U - Electric water pump with heat abstractor - Google Patents
Electric water pump with heat abstractor Download PDFInfo
- Publication number
- CN205895617U CN205895617U CN201620501819.0U CN201620501819U CN205895617U CN 205895617 U CN205895617 U CN 205895617U CN 201620501819 U CN201620501819 U CN 201620501819U CN 205895617 U CN205895617 U CN 205895617U
- Authority
- CN
- China
- Prior art keywords
- water pump
- heat abstractor
- electric water
- cavity
- motor
- 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.)
- Expired - Fee Related
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses an electric water pump with heat abstractor, include: an upper cover, the upper cover includes an inlet tube that upwards extends, still be equipped with the outlet pipe on the upper cover side, the cavity, through first screw and sealing washer fixed connection between cavity and the upper cover, the cavity is inside to be equipped with motor and backward -bladed impeller, and the backward -bladed impeller is connected with the motor, the lower cover, the lower cover inboard is equipped with radial impeller and the base straightened, the base is connected with the motor, is equipped with a plurality of radiating grooves that distribute side by side outside the lower cover, the block is connected between lower cover and the cavity. This electric water pump with heat abstractor is big in order to solve current electric water pump calorific capacity, shortcoming that the radiating mode is single.
Description
Technical field
The utility model is related to electric water pump field, particularly a kind of electric water pump with heat abstractor.
Background technology
Adopting the mechanical water pump of the driving such as Timing Belt available engine water cooling system more it is impossible to according to engine load and
Radiating need to adjust the heat dissipation capacity of flow and cooling system it will be apparent that defect to be power consumption itself big, engine warms are slow, control
Warm precision is low.In recent years, some auto parts and components manufacturers begin attempt to manufacture and design electric circulating pump (commonly referred to as electric water
Pump, ewp, electric water pump), some automakers (BMW, Toyota etc.) also begin to trial and adopt electric water
Pump.Based on the cooling system of electric circulating pump and electronic speed regulation technology, can need to adjust water pump according to engine load and radiating
Flow and the heat dissipation capacity of cooling system, also in heating, the heat of generation is all radiated motor by water pump, increases water pump simultaneously
The energy that itself consumes.
Utility model content
The utility model provides a kind of electric water pump with heat abstractor, big to solve existing electric water pump caloric value,
The single shortcoming of radiating mode.
The Advantageous Effects that the utility model is brought are:
A kind of electric water pump with heat abstractor, comprising:
Upper lid, described upper lid includes a upwardly extending water inlet pipe, and described upper lid side is additionally provided with outlet pipe；
Cavity, is fixedly connected by the first screw and sealing ring between described cavity and upper lid, inside cavity is provided with motor
And back ward impeller, back ward impeller and motor connection；
Lower cover, is provided with radially straight impeller and base, described base and motor connection inside described lower cover, lower outer side of lid is provided with
Some radiating grooves being distributed side by side, are connected together between described lower cover and cavity.
Further, it is diffusion structure inside the water inlet of described water inlet pipe, diffusion angle is 18 degree.
Further, it is contraction structure outside the water inlet of described water inlet pipe, converging angles are 31 degree.
Further, described motor includes pcb plate, rotor, stator, pump shaft, terminal and sensor, and described pump shaft is located at chamber
Body centre position, pump shaft is connected by back-up ring and pad with rotor, and the outward flange of described rotor is provided with electric machine casing, the top of rotor
End is provided with back ward impeller, and the inner side of pump shaft is provided with stator, and described stator passes through the second mode connects for screw with pcb plate, and described stator is also
It is connected with sensor.
Further, described motor is DC brushless motor.
Further, described sensor is position sensor.
The Advantageous Effects that the utility model is brought are: by water pump radiating and the radiating of motor radiating two ways,
Electric water pump integral heat sink effect can be improved, accelerate to start locomotive, electric automobile or hybrid vehicle radiating；Meanwhile, exist
Water inlet is provided with diffusion and converging angles, improves the flowing velocity of current, and structure is simple, is easy to use.
Brief description
Fig. 1: the utility model carries the cross-sectional view of the electric water pump of heat abstractor.
Fig. 2: the utility model carries the overall structure diagram of the electric water pump of heat abstractor.
Fig. 3: the utility model carries the overlooking the structure diagram of the electric water pump of heat abstractor.
Fig. 4: the utility model carries the present invention looks up structural representation of the electric water pump of heat abstractor.
Specific embodiment
Below with reference to drawings and Examples, the utility model is described further, but this reality should not be limited with this
With new protection domain.
For convenience of explanation and understand the technical solution of the utility model, below the used noun of locality of explanation all with attached
Scheme shown orientation to be defined.
Embodiment one
Refer to shown in Fig. 1, a kind of electric water pump with heat abstractor, there is upper lid 17, upper lid 17 includes one and prolongs upwards
The water inlet pipe 1 stretched, upper lid 17 sides are additionally provided with outlet pipe 15, and inside the water inlet of water inlet pipe 1,101 is diffusion structure, diffusion
Angle is 18 degree, and outside the water inlet of water inlet pipe 1,102 is contraction structure, and converging angles are 31 degree, this diffusion angle and angle of throat
Degree can reduce the resistance that current flow into water pump.
Also include cavity 8, be fixedly connected by the first screw 14 and sealing ring 13 between this cavity 8 and upper lid 17, cavity 8
Inside is provided with motor and back ward impeller 4, back ward impeller 4 and motor connection.This motor is DC brushless motor, mainly includes pcb
Plate 9, rotor 5, stator 6, pump shaft 3, terminal 10 and sensor 20, pump shaft 3 is located at cavity 8 centre position, and pump shaft 3 is led to rotor 5
Cross back-up ring 2 and pad 16 connects, the outward flange of rotor 5 is provided with electric machine casing 19, and the top of rotor 5 is provided with back ward impeller 4, pump shaft
3 inner side is provided with stator 6, and stator 6 is connected by the second screw 7 with pcb plate 9, and stator 6 is also connected with sensor 20, wherein passes
Sensor 20 is position sensor.
Refer to Fig. 2 to Fig. 4, also lower cover 11, inside lower cover 11, be provided with radially straight impeller 12 and base 21, base 21 with
Motor is connected by terminal 10, is provided with some radiating grooves 18 being distributed side by side, engages between lower cover 11 and cavity 8 outside lower cover 11
Connect.Wherein, direction shown in arrow is the flow direction of water pump.
Should electric water pump with heat abstractor under cover and increased impeller and radiating groove, dissipated in several ways
Heat, effect is significant.
The implication of " inside and outside " described herein refers to respect to equipment itself, the side within sensing equipment
To for interior, otherwise it is outer.
The implication of " connection " described herein can be being directly connected between part can also be to pass through between part
Being indirectly connected with of other parts.
The announcement of book and teaching according to the above description, the technology person of entering of the utility model art can also be to above-mentioned reality
The mode of applying is changed and is changed.Therefore, the utility model is not limited to specific embodiment disclosed and described above, right
Some modifications and changes of the present utility model should also be as falling in scope of the claims of the present utility model.Additionally, to the greatest extent
Employ some specific terms in pipe this specification, but these terms are merely for convenience of description, not to the utility model
Constitute any restriction.
Claims (6)
1. a kind of electric water pump with heat abstractor is it is characterised in that include:
Upper lid, described upper lid includes a upwardly extending water inlet pipe, and described upper lid side is additionally provided with outlet pipe；
Cavity, is fixedly connected by the first screw and sealing ring between described cavity and upper lid, inside cavity be provided with motor and after
Bending impeller, back ward impeller and motor connection；
Lower cover, is provided with radially straight impeller and base, described base and motor connection, lower outer side of lid is provided with some inside described lower cover
The radiating groove being distributed side by side, is connected together between described lower cover and cavity.
2. a kind of electric water pump with heat abstractor according to claim 1 it is characterised in that: the entering of described water inlet pipe
It is diffusion structure inside the mouth of a river, diffusion angle is 18 degree.
3. a kind of electric water pump with heat abstractor according to claim 1 it is characterised in that: the entering of described water inlet pipe
It is contraction structure outside the mouth of a river, converging angles are 31 degree.
4. a kind of electric water pump with heat abstractor according to claim 1 it is characterised in that: described motor includes
Pcb plate, rotor, stator, pump shaft, terminal and sensor, described pump shaft is located at cavity centre position, and pump shaft passes through back-up ring with rotor
Connect with pad, the outward flange of described rotor is provided with electric machine casing, and the top of rotor is provided with back ward impeller, and the inner side of pump shaft is provided with
Stator, described stator passes through the second mode connects for screw with pcb plate, and described stator is also connected with sensor.
5. a kind of electric water pump with heat abstractor according to claim 1 it is characterised in that: described motor be direct current
Brushless electric machine.
6. a kind of electric water pump with heat abstractor according to claim 4 it is characterised in that: described sensor be position
Put sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620501819.0U CN205895617U (en) | 2016-05-26 | 2016-05-26 | Electric water pump with heat abstractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620501819.0U CN205895617U (en) | 2016-05-26 | 2016-05-26 | Electric water pump with heat abstractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205895617U true CN205895617U (en) | 2017-01-18 |
Family
ID=57766509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620501819.0U Expired - Fee Related CN205895617U (en) | 2016-05-26 | 2016-05-26 | Electric water pump with heat abstractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205895617U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109292051A (en) * | 2018-11-29 | 2019-02-01 | 深圳市苇渡智能科技有限公司 | A kind of electric surfing device |
-
2016
- 2016-05-26 CN CN201620501819.0U patent/CN205895617U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109292051A (en) * | 2018-11-29 | 2019-02-01 | 深圳市苇渡智能科技有限公司 | A kind of electric surfing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170118 Termination date: 20200526 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |