CN205578102U - Controllable water pump of anti -cavitation intelligence - Google Patents
Controllable water pump of anti -cavitation intelligence Download PDFInfo
- Publication number
- CN205578102U CN205578102U CN201620325236.7U CN201620325236U CN205578102U CN 205578102 U CN205578102 U CN 205578102U CN 201620325236 U CN201620325236 U CN 201620325236U CN 205578102 U CN205578102 U CN 205578102U
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- pump
- water pump
- controller
- control valve
- cavitation
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- Control Of Non-Positive-Displacement Pumps (AREA)
Abstract
The utility model provides a controllable water pump of anti -cavitation intelligence, including electronic pump, controller, temperature sensor, water tank, magenetic exchange valve and pressure sensor, electronic pump includes water pump and motor, the output shaft of motor and the impeller shaft of water pump link to each other, the pump of water pump is imported and is pumped the mouth all through the tube coupling water tank, the bleeder of pump import is equipped with magenetic exchange valve on the road, and magenetic exchange valve is in the normal off state for the high -pressure rivers of control water tank flow into the pump import, magenetic exchange valve and temperature sensor, pressure sensor all are connected with the controller, temperature sensor is used for monitoring the temperature of engine key component department, pressure sensor is used for monitoring the pressure of pump import department, the controller is used for receiving temperature sensor and pressure sensor's signal to send instruction carries out for motor and magenetic exchange valve. This water pump can satisfy the requirement that the intensity of cooling was controlled as required, possesses good anti -cavitation ability simultaneously.
Description
Technical field
This utility model belongs to intelligent water pump field, especially relates to a kind of anti-cavitation controlled water pump of intelligence.
Background technology
Auto pump is one of parts important in car engine cooling system, the quality of its performance and the reliability of work, directly
Connect and affect the dynamic property of electromotor, economy and service life.Traditional vehicle engine cooling water pump is driven by bent axle, its cooling
Intensity is only capable of passively regulating, and intensity of cooling is unstable, and noise is big, energy consumption is high.Simultaneously can in order to ensure high-speed high-load operating mode
By property, need to design by maximal power condition when design, then check by torque capacity operating mode, or by torque capacity operating condition design,
Press maximal power condition again to check.This can produce cooling capacity excess phenomenon at partial load condition undoubtedly, and hot environment height is born
Overheated risk is had again under lotus operating mode.In addition in order to reach small size, high-lift requirement, the rotating speed of engine cooling water pump is general
Higher, affected by working environment simultaneously, its working media temperature is higher.But, water pump is at high temperature, high rotating speed, big flow
Cavitation phenomenons is easily there is when running under operating mode.At present, engine cooling water pump cavitation has become shortening pump service life, generation
The key factor of the harm such as vibration noise, drastically influence the normal work of automobile cooling system.It would therefore be highly desirable to find a kind of excellent
Elegant engine cooling water pump, while meeting intensity of cooling control on demand, more to possess good anti-cavitation performance.
Application No. CN201310681535.5 describes a kind of intelligent water pump of automobile, relates in a kind of car engine cooling system
Water pump, including housing, water pump pulley, water pump vane group, Pump Shaft, electromagnetic clutch, this utility model solves water
Pump with the shortcoming of engine rotation, greatly reduces power consumption always.But, this intelligent water pump can not speed governing, it is impossible to improve water
Cavitation damage within pump, is the scheme traded off mutually with cost of performance, it is impossible to improve reliability and the life-span of water pump.Application No.
CN201210499505.8 describes a kind of anti-cavitation vane pump, and including motor, impeller, diffuser, sealing ring, O type is close
Seal.This utility model improves the situation of lower pressure distribution near impeller inlet limit, thus avoids producing because of hypotony
Cavitation, improves the anti-cavitation performance of vane pump.But it is owing to lacking the real-time detection to pump inlet limit cavitation situation, it is impossible to right
The exit highly pressurised liquid being back to import carries out Based Intelligent Control, and always some flows to import to cause the High-Pressure Water in exit
Place, be a kind of with efficiency for cost to promote the mode of cavitation performance, it is impossible to meet and in engineering, pump performance index proposition got over
Come the highest requirement-at a high speed, low energy consumption, economy.
Utility model content
For realizing the on-demand regulation of intensity of cooling in prior art, and anti-cavitation performance is poor, the high deficiency of energy consumption, this practicality
Novel providing a kind of anti-cavitation controlled water pump of intelligence, this water pump can meet the requirement of intensity of cooling control on demand, be provided simultaneously with
Good anti-cavitation performance.
This utility model realizes above-mentioned technical purpose by techniques below means.
A kind of anti-cavitation controlled water pump of intelligence, including electronic water pump, controller, temperature sensor, water tank, solenoid directional control valve and
Pressure transducer；Described electronic water pump includes water pump and motor；The output shaft of described motor is connected with the impeller axle of water pump；Described
Pump inlet and the pump discharge of water pump all connect water tank by pipeline；The branch line of pump inlet is provided with solenoid directional control valve, described electricity
Magnetic reversal valve is in normal off state, for controlling the High-Pressure Water inflow pump import of water tank；Described solenoid directional control valve and temperature sensing
Device, pressure transducer are all connected with controller；Described temperature sensor is arranged at the crucial overheated parts of electromotor, is used for supervising
Survey the temperature at electromotor key components and parts, and temperature information is transferred to controller；Described pressure transducer is arranged on pump inlet
Place, for monitoring the pressure at pump inlet, and is transferred to controller by pressure information；Described controller is used for receiving temperature sensing
Device and the signal of pressure transducer, and send instructions to motor and solenoid directional control valve execution.
Further, it is provided with overflow valve between described water tank and solenoid directional control valve.
Further, described solenoid directional control valve is bi-bit bi-pass solenoid directional control valve.
Further, described water pump is the pump housing after optimizing, and this pump housing increases front streamline inlet diameter D1, reduce rear streamline
Inlet diameter D2, reduce the hub diameter D at impeller inlet3。
The control method of a kind of anti-cavitation controlled water pump of intelligence, comprises the steps:
S1: motor, controller, temperature sensor, overflow valve, water tank, solenoid directional control valve, pressure transducer and water pump are filled
Prepare；
S2: inlet pressure threshold values P will be prestored in controller0With target temperature value T0；Inlet pressure threshold values P0It is water pump
There is import minimum pressure values during cavitation；
The controller that the temperature signal input collected is connected by S3: temperature sensor, controller is by temperature T received and control
The target temperature value T that device processed stores0Compare, control pump operation；Pressure transducer is by the pressure signal transmission that collects extremely
The controller being connected, the inlet pressure threshold values P that the pressure P received and controller are stored by controller0Compare, control electricity
The opening and closing of magnetic reversal valve；And then realize the Based Intelligent Control of the anti-cavitation controlled water pump of intelligence.
Further, step S3 controls pump operation to specifically comprise the following steps that and work as T1＜ T0Time, controller does not sends to motor
Assisted instruction, water pump runs well；If T1＞ T0Time, controller exports signal for faster to motor, and water pump accelerates.
Further, if the opening and closing controlling solenoid directional control valve in step S3 specifically comprises the following steps that P ＞ P0Time, controller does not sends
Instruction, motor is not energized to solenoid directional control valve, and pipeline is obstructed；If P is ＜ P0Time, controller sends instruction to motor, motor to
Solenoid directional control valve is powered, and solenoid directional control valve turns to, pipeline path, and at pump discharge, a small amount of high-pressure coolant flow back into pump inlet.
The beneficial effects of the utility model:
A kind of anti-cavitation controlled water pump of intelligence described in the utility model, by using electronic water pump by water pump and bent axle decoupling, temperature
The degree intelligentized integrated control strategy such as sensor, controller, it is achieved that the on-demand regulation of intensity of cooling, greatly reduces cooling
The energy consumption of system；On the basis of the pump housing, it is additionally arranged the path that pump is imported and exported, improves the cavitation performance within pump, with electromagnetism
Reversal valve, pressure transducer, overflow valve etc. and controller Based Intelligent Control, substantially increase the anti-cavitation performance of pump, and ensure that
The work efficiency of water pump, thus further increase reliability and the life-span of cooling system.
Accompanying drawing explanation
The structural representation of Fig. 1 anti-cavitation described in the utility model controlled water pump of intelligence.
Description of reference numerals is as follows:
1-motor, 2-controller, 3-temperature sensor, 4-pump discharge, 5-overflow valve, 6-water tank, 7-solenoid directional control valve, 8-pump
Import, 9-pressure transducer, 10-water pump, 11-pipeline, 12-branch line.
Detailed description of the invention
Below in conjunction with the accompanying drawings and this utility model is further described by specific embodiment, but protection domain of the present utility model
It is not limited to this.
As it is shown in figure 1, a kind of anti-cavitation controlled water pump of intelligence, including electronic water pump, controller 2, temperature sensor 3, water tank
6, solenoid directional control valve 7 and pressure transducer 9；Described electronic water pump includes water pump 10 and motor 1；The output shaft of described motor 1
It is connected with the impeller axle of water pump 10；Pump inlet 8 and the pump discharge 4 of described water pump 10 all connect water tank 6 by pipeline 11；Pump
The branch line 12 of import 8 is provided with solenoid directional control valve 7, and described solenoid directional control valve 7 is bi-bit bi-pass solenoid directional control valve, described
Solenoid directional control valve 7 is in normal off state, for controlling the High-Pressure Water inflow pump import 8 of water tank 6；Described water tank 6 and electromagnetism
Being provided with overflow valve 5 between reversal valve 7, overflow valve 5 forms back pressure in pipeline arm and puts down with the motion improving solenoid directional control valve 7
Stability.
Described solenoid directional control valve 7, temperature sensor 3, pressure transducer 9 are all connected with controller 2；Described temperature sensor 3
It is arranged at the crucial overheated parts of electromotor, for monitoring the temperature at electromotor key components and parts, and temperature information is transmitted
It is connected to controller 2；Described pressure transducer 9 is arranged at pump inlet 8, for monitoring the pressure at pump inlet 8, and will
Pressure information is transferred to controller 2；Described controller 2 is used for receiving temperature sensor 3 and the signal of pressure transducer 9, and
Send instructions to motor 1 and solenoid directional control valve 7 performs.Described water pump 10 is the pump housing after optimizing, and this pump housing increases front streamline
Inlet diameter D1, reduce rear streamline inlet diameter D2, reduce the hub diameter D at impeller inlet3。
The control method of this anti-cavitation controlled water pump of intelligence specifically comprises the following steps that
S1: by motor 1, controller 2, temperature sensor 3, overflow valve 5, water tank 6, solenoid directional control valve 7, pressure transducer
9 and water pump 10 assemble；
S2: inlet pressure threshold values P will be prestored in controller 20With target temperature value T0；Inlet pressure threshold values P0It is water
Import minimum pressure values during pump generation cavitation；
The controller 2 that the temperature signal input collected is connected by S3: temperature sensor 3, temperature T that controller 2 will receive
The target temperature value T stored with controller0Compare, work as T1＜ T0Time, controller 2 does not send assisted instruction to motor 1,
Water pump runs well；If T1＞ T0Time, controller 2 exports signal for faster to motor 1, and water pump 10 accelerates；
The controller 2 that the pressure signal transmission collected extremely is connected by pressure transducer 9, the pressure P that controller 2 will receive
The inlet pressure threshold values P stored with controller0Compare, if P is ＞ P0Time, controller 2 does not send instruction, and motor 1 is not given
Solenoid directional control valve 7 is energized, and pipeline is obstructed；If P is ＜ P0Time, controller 2 sends instruction to motor 1, and motor 1 changes to electromagnetism
Powering to valve 7, solenoid directional control valve 7 turns to, pipeline path, and at pump discharge 4, a small amount of high-pressure coolant flow back into pump inlet 8.
And then realize the Based Intelligent Control of the anti-cavitation controlled water pump of intelligence.
Described embodiment is that of the present utility model preferred embodiment but this utility model is not limited to above-mentioned embodiment,
In the case of flesh and blood of the present utility model, those skilled in the art can make any conspicuously improved,
Replace or modification belongs to protection domain of the present utility model.
Claims (4)
1. the controlled water pump of anti-cavitation intelligence, it is characterised in that include electronic water pump, controller (2), temperature sensor (3),
Water tank (6), solenoid directional control valve (7) and pressure transducer (9)；Described electronic water pump includes water pump (10) and motor (1)；
The output shaft of described motor (1) is connected with the impeller axle of water pump (10)；The pump inlet (8) of described water pump (10) and pumping out
Mouth (4) all connects water tank (6) by pipeline (11)；The branch line (12) of pump inlet (8) is provided with solenoid directional control valve
(7), described solenoid directional control valve (7) is in normal off state, is used for controlling High-Pressure Water inflow pump import (8) of water tank (6)；
Described solenoid directional control valve (7) and temperature sensor (3), pressure transducer (9) are all connected with controller (2)；Described temperature
Sensor (3) is arranged at the crucial overheated parts of electromotor, for monitoring the temperature at electromotor key components and parts, and by temperature
Degree information is transferred to controller (2)；Described pressure transducer (9) is arranged on pump inlet (8) place, is used for monitoring pump inlet (8)
The pressure at place, and pressure information is transferred to controller (2)；Described controller (2) be used for receiving temperature sensor (3) and
The signal of pressure transducer (9), and send instructions to motor (1) and solenoid directional control valve (7) execution.
A kind of anti-cavitation controlled water pump of intelligence the most according to claim 1, it is characterised in that described water tank (6) and electricity
Overflow valve (5) it is provided with between magnetic reversal valve (7).
A kind of anti-cavitation controlled water pump of intelligence the most according to claim 1, it is characterised in that described solenoid directional control valve (7)
For bi-bit bi-pass solenoid directional control valve.
4. according to a kind of anti-cavitation controlled water pump of intelligence described in Claims 2 or 3, it is characterised in that described water pump (10)
For the pump housing after optimizing, this pump housing increases front streamline inlet diameter D1, reduce rear streamline inlet diameter D2, reduce impeller
The hub diameter D of import department3。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620325236.7U CN205578102U (en) | 2016-04-18 | 2016-04-18 | Controllable water pump of anti -cavitation intelligence |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620325236.7U CN205578102U (en) | 2016-04-18 | 2016-04-18 | Controllable water pump of anti -cavitation intelligence |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205578102U true CN205578102U (en) | 2016-09-14 |
Family
ID=56862342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620325236.7U Expired - Fee Related CN205578102U (en) | 2016-04-18 | 2016-04-18 | Controllable water pump of anti -cavitation intelligence |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205578102U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105736116A (en) * | 2016-04-18 | 2016-07-06 | 江苏大学 | Anti-cavitation intelligent controllable water pump |
-
2016
- 2016-04-18 CN CN201620325236.7U patent/CN205578102U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105736116A (en) * | 2016-04-18 | 2016-07-06 | 江苏大学 | Anti-cavitation intelligent controllable water pump |
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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: 20160914 Termination date: 20190418 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |