CN104832419B - A kind of water pump testing system - Google Patents
A kind of water pump testing system Download PDFInfo
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- CN104832419B CN104832419B CN201510246896.6A CN201510246896A CN104832419B CN 104832419 B CN104832419 B CN 104832419B CN 201510246896 A CN201510246896 A CN 201510246896A CN 104832419 B CN104832419 B CN 104832419B
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- water pump
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Abstract
The present invention discloses a kind of water pump testing system, including industrial computer, water tank, pump switch control assembly, two pressure sensors and temperature sensor, wherein, pump switch control assembly is used for the opening and closing for controlling water pump to be measured, and pump switch control assembly is connected with industrial computer；Two pressure sensors are used for the pressure tested on the inlet pipeline and outlet pipeline of water pump to be measured, and two pressure sensors are separately positioned on the inlet pipeline and outlet pipeline of water pump to be measured, and two pressure sensors are connected with industrial computer；Water tank is used to provide water source to water pump to be measured, and water tank is connected with water pump to be measured；Temperature sensor is used for the temperature for detecting water pump to be measured, and temperature sensor be may be provided on water pump to be measured, and temperature sensor is connected with industrial computer.Compared with prior art, water pump testing system of the invention gathers relevant test data by pressure sensor and temperature sensor and is stored in industrial computer, it is not easy to malfunction, and test data is accurate, and operating efficiency is high, and cost is relatively low.
Description
Technical field
The present invention relates to a kind of parallel water pump device, more particularly to a kind of water pump testing system.
Background technology
Water pump is the mechanical device for conveying liquid or being pressurized liquid.It is by the mechanical energy of prime mover or other external energies
Liquid is transmitted, increases liquid energy, is mainly used to conveying water, oil, acid ＆ alkali liquid, emulsion, suspended emulsion and liquid metal etc.
Liquid, also can transport gas mixture and the liquid containing suspended solids.
, it is necessary to which substantial amounts of discharge characteristic and drag characteristic are real during the exploitation, development and Product checking of all kinds of water pumps
Data are tested, these data are for improving pump technology level, ensureing that water pump quality is vital.Typically filled with parallel water pump
Put and the performance of water pump is tested.Existing parallel water pump device is all the opening and closing of artificial closely manual control valve, is led to
Cross observation flow, lift table and carry out independent record data, inefficiency, labor intensity is big, and cost is high, and by artificial come to correlation
Instrument carries out reading and recorded, easily error.
The content of the invention
All it is artificial near to solve existing parallel water pump device present invention aims at a kind of water pump testing system is provided
Apart from the opening and closing of manual control valve, by observing flow, lift table come independent record data, inefficiency, labor intensity
Greatly, cost is high, and is carried out reading to correlate meter by artificial and recorded, the technical matters easily malfunctioned.
The object of the invention is realized by following technical scheme：
A kind of water pump testing system, the performance for testing water pump, including industrial computer, at least a water tank, pump switch control
Component processed, at least two pressure sensors and an at least temperature sensor, wherein,
The pump switch control assembly is used for the opening and closing for controlling water pump to be measured, the pump switch control assembly
It is connected with the industrial computer；
Described two pressure sensors are used for the pressure tested on the inlet pipeline and outlet pipeline of water pump to be measured, described two
Individual pressure sensor is separately positioned on the inlet pipeline and outlet pipeline of water pump to be measured, described two pressure sensors with it is described
Industrial computer is connected；
The water tank is used to provide water source to water pump to be measured, and the water tank is connected with water pump to be measured；
The temperature sensor is used for the temperature for detecting water pump to be measured, and the temperature sensor may be provided at the water to be measured
On pump, the temperature sensor is connected with the industrial computer.
Preferably, the pump switch control assembly includes starting cylinder and stops cylinder, the startup cylinder and described
Stop cylinder being connected with the industrial computer respectively, the piston rod front end for starting cylinder can connect with the start button of water pump to be measured
Touch, the piston rod front end for stopping cylinder being contacted with the stop button of water pump to be measured.
Preferably, the delivery port I of the water tank is connected with the water inlet of water pump to be measured, and the water inlet I of the water tank is with treating
The delivery port connection of water pump is surveyed, the inlet pipeline of water pump to be measured is provided with magnetic valve I, and the outlet pipeline of water pump to be measured is provided with electricity
Magnet valve II, the magnetic valve I and magnetic valve II are connected with the industrial computer respectively.
Preferably, in addition to workbench, the industrial computer, water tank, water pump to be measured and pump switch control assembly are arranged on
On the workbench.
Preferably, in addition to water pump positioner, the water pump positioner includes fixed block, sliding shoe and quick locking
Screw, the fixed block is fixedly connected on the workbench, and the workbench is provided with chute, and the sliding shoe can be along described
Slide, the screw of the quick locking screw and the sliding shoe is spirally connected, and passes through the fixed block, sliding shoe and fast lock
Water pump to be measured can be limited on workbench by tight screw.
Preferably, in addition to electronic touch screen, the electronic touch screen is arranged on the workbench by rocking arm, described
Electronic touch screen is connected with the industrial computer.
Preferably, in addition to some universal wheels, the universal wheel is arranged on the bottom of the workbench.
Preferably, it is provided with the water tank on temperature sensor, the water tank and is additionally provided with water inlet II, the water inlet II
It is connected with water inlet pipe II, the water inlet pipe II is provided with magnetic valve III, the magnetic valve III is connected with the industrial computer.
Preferably, it is provided with the water tank on level sensor, the water tank and is additionally provided with delivery port II, the delivery port II
It is connected with outlet pipe II, the outlet pipe II is provided with magnetic valve IV, the magnetic valve IV is connected with the industrial computer.
A kind of water pump testing system, the performance for testing water pump, including industrial computer, workbench, water pump positioner, extremely
Few a water tank, pump switch control assembly, at least two pressure sensors and an at least temperature sensor, wherein,
The industrial computer, water tank, water pump to be measured and pump switch control assembly are arranged on the workbench；
The pump switch control assembly is used for the opening and closing for controlling water pump to be measured, the pump switch control assembly
It is connected with the industrial computer；The pump switch control assembly includes starting cylinder and stops cylinder, the startup cylinder and institute
State stopping cylinder being connected with the industrial computer respectively, the start button that the piston rod front end for starting cylinder can be with water pump to be measured
Contact, the piston rod front end for stopping cylinder being contacted with the stop button of water pump to be measured；
Described two pressure sensors are used for the pressure tested on the inlet pipeline and outlet pipeline of water pump to be measured, described two
Individual pressure sensor is separately positioned on the inlet pipeline and outlet pipeline of water pump to be measured, described two pressure sensors with it is described
Industrial computer is connected；
The water tank is used to provide water source to water pump to be measured, and the water tank is connected with water pump to be measured；The water outlet of the water tank
Mouth I is connected with the water inlet of water pump to be measured, and the water inlet I of the water tank is connected with the delivery port of water pump to be measured, water pump to be measured
Inlet pipeline is provided with magnetic valve I, and the outlet pipeline of water pump to be measured is provided with magnetic valve II, the magnetic valve I and magnetic valve II
It is connected respectively with the industrial computer；Be provided with temperature sensor, the water tank in the water tank and be additionally provided with water inlet II, it is described enter
The mouth of a river II is connected with water inlet pipe II, and the water inlet pipe II is provided with magnetic valve III, and the magnetic valve III is connected with the industrial computer；
It is provided with the water tank on level sensor, the water tank and is additionally provided with delivery port II, the delivery port II is connected with outlet pipe II,
The outlet pipe II is provided with magnetic valve IV, and the magnetic valve IV is connected with the industrial computer；
The temperature sensor is used for the temperature for detecting water pump to be measured, and the temperature sensor may be provided at the water to be measured
On pump, the temperature sensor is connected with the industrial computer；
The water pump positioner includes fixed block, sliding shoe and quick locking screw, and the fixed block is fixedly connected on
On the workbench, the workbench is provided with chute, and the sliding shoe can be along the slide, the quick locking screw
It is spirally connected, water pump to be measured can be limited in by the fixed block, sliding shoe and quick locking screw with the screw of the sliding shoe
On workbench.
Compared with prior art, the present invention has following beneficial effect：
1st, water pump testing system of the invention gathers relevant test data by pressure sensor and temperature sensor and deposited
Enter industrial computer, it is not easy to malfunction, test data is accurate, operating efficiency is high, and cost is relatively low；
2nd, water pump testing system of the invention can test many water pumps simultaneously, and operating efficiency is high；
3rd, water pump testing system of the invention is provided with water pump positioner so that water pump it is quick and easy for installation；
4th, water pump testing system of the invention is provided with water tank protection structure so that test is safe and reliable；
5th, water pump testing system of the invention is provided with electronic touch screen, easy to operate, and display is clear.
Brief description of the drawings
Fig. 1 is the structural representation of the water pump testing system of the present invention；
Fig. 2 is the structural representation of the water pump testing system of the present invention；
Fig. 3 is the part-structure schematic diagram of the water pump testing system of the present invention；
Fig. 4 is the part-structure schematic diagram of the water pump testing system of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is illustrated.In order to enable those skilled in the art to clear, complete know
Present disclosure simultaneously can be implemented to disclose substantial amounts of details in technical scheme, embodiment.But it is clear that
Ground, without these details those skilled in the art can also implement technical scheme, reach the purpose of the present invention, it is real
The effect of the existing present invention.These details are the optimal embodiments that inventor selects by substantial amounts of experiment, are not used to
Limit the scope of the invention.Protection scope of the present invention is defined by the content of claims, those skilled in the art
The technical scheme according to obtained from present specification disclosure without creative work is also within the scope of the present invention.
Refer to Fig. 1-4, a kind of water pump testing system, the performance for testing water pump, including industrial computer, an at least water tank
3rd, pump switch control assembly, at least two pressure sensors 35,36 and at least one temperature sensor, wherein,
The pump switch control assembly is used for the opening and closing for controlling water pump 2 to be measured, the pump switch control group
Part is connected with the industrial computer；
Described two pressure sensors 35,36 are used for the inlet pipeline 391 and outlet pipeline 392 for testing water pump 2 to be measured
Pressure, described two pressure sensors 35,36 are separately positioned on the inlet pipeline 391 and outlet pipeline 392 of water pump to be measured,
Described two pressure sensors 35,36 are connected with the industrial computer；
The water tank 3 is used to provide water source to water pump 2 to be measured, and the water tank 3 is connected with water pump 2 to be measured；
The temperature sensor is used for the temperature for detecting water pump to be measured, and the temperature sensor may be provided at the water to be measured
On pump 2, the temperature sensor is connected with the industrial computer.The water pump testing system of the present invention passes through pressure sensor and temperature
Sensor gathers relevant test data and is stored in industrial computer, it is not easy to malfunction, and test data is accurate, and operating efficiency is high, and cost
It is relatively low.
In this example, water tank 3 is 4, four water pumps can be tested simultaneously, the number of water tank can be according to needs
It is fixed.The water pump testing system of the present invention can test many water pumps simultaneously, and operating efficiency is high.The temperature sensor is SMD temperature
Spend sensor.
Further, the pump switch control assembly includes starting cylinder 71 and stops cylinder 72, the startup cylinder
71 and it is described stopping cylinder 72 be connected respectively with the industrial computer, it is described startup cylinder 71 piston rod front end can be with water pump to be measured
2 start button 21 is contacted, and the piston rod front end for stopping cylinder 72 can be contacted with the stop button 22 of water pump 2 to be measured.
Further, the delivery port I of the water tank passes through the inlet pipeline 391 of water pump to be measured and the water inlet of water pump to be measured
23 connections, the water inlet I of the water tank is connected with the delivery port 24 of water pump to be measured by the outlet pipeline 392 of water pump to be measured, treated
The inlet pipeline 391 for surveying water pump is provided with magnetic valve I 38, and the outlet pipeline 392 of water pump to be measured is provided with magnetic valve II 37, described
Magnetic valve I 38 and magnetic valve II 37 are connected with the industrial computer respectively.By industrial computer can automatically control the water tank with it is to be measured
The connection of water pump, automaticity is high.
Further, water pump testing system of the invention may also include workbench 1, the industrial computer, water tank 3, water to be measured
Pump 2 and pump switch control assembly are arranged on the workbench 1.The industrial computer is arranged in electrical control cubicles 11, described automatically controlled
Cabinet 11 is arranged on the workbench 1.The startup cylinder 71 and the stopping cylinder 72 are arranged on the workbench 1.
Further, referring to Fig. 3, the water pump testing system of the present invention may also include water pump positioner, the water pump
Positioner includes fixed block 61, sliding shoe 63 and quick locking screw 64, and the fixed block 61 is fixedly connected on the work
On platform 1, the workbench 1 is provided with chute 62, and the sliding shoe 63 can be slided along the chute 62, the quick locking screw
64 are spirally connected with the screw of the sliding shoe 63, can will be to be measured by the fixed block 61, sliding shoe 63 and quick locking screw 64
Water pump 2 is limited on workbench 1.Water pump 2 to be measured can be limited on workbench 1, can prevented to be measured by water pump positioner
Water pump 2 drops.When to clamp water pump 2 to be measured, first sliding shoe 63 is slipped away fixed block 61, afterwards water pump 2 to be measured is positioned over
Between sliding shoe 63 and fixed block 61, tightening quick locking screw 64 again afterwards makes sliding shoe 63 be fixed on workbench 1
Clamp water pump 2 to be measured.When to pull down water pump 2 to be measured, unscrewing quick locking screw 64 makes sliding shoe 63 slip away water pump 2 to be measured,
Now, water pump 2 to be measured can be pulled down.The water pump positioning device structure that the water pump testing system of the present invention is set is simple so that water pump
It is quick and easy for installation.
Further, it is provided with the water tank 3 on temperature sensor, the water tank 3 and is additionally provided with water inlet II, the water inlet
Mouth II is connected with water inlet pipe II 34, and the water inlet pipe II 34 is provided with magnetic valve III 32, the magnetic valve III 32 and the industry control
Machine is connected.The data detected are real-time transmitted to the industrial computer by temperature sensor, when the water temperature in water tank 3 exceedes default model
When enclosing, industrial computer signals to magnetic valve III 32, magnetic valve III 32 is worked, and connects water inlet pipe II 34, injects normal into water tank 3
Warm running water；When the temperature in water tank 3 is less than setting range, industrial computer signals to magnetic valve III 32, the work of magnetic valve III 32
Make, disconnect water inlet pipe II 34.The water pump testing system of the present invention is made by setting said structure to be played a protective role to water tank
Test is safe and reliable.
Further, it is provided with the water tank 3 on level sensor, the water tank 3 and is additionally provided with delivery port II, the water outlet
Mouth II is connected with outlet pipe II 33, and the outlet pipe II 33 is provided with magnetic valve IV 31, the magnetic valve IV 31 and the industry control
Machine is connected.The data detected are real-time transmitted to the industrial computer by level sensor, when the water level in water tank 3 exceedes default model
When enclosing, industrial computer signals to magnetic valve IV 31, magnetic valve IV 31 is worked, and connects outlet pipe II 33, the outside draining of water tank；When
When water level in water tank 3 is less than setting range, industrial computer signals to magnetic valve IV 31, and magnetic valve IV 31 works, and disconnects water outlet
Pipe II 33.The water pump testing system of the present invention makes test safely may be used by setting said structure to be played a protective role to water tank
Lean on.
Further, water pump testing system of the invention may also include electronic touch screen 51, and the electronic touch screen 51 leads to
Cross Rocker arm 52 to be arranged on the workbench 1, the electronic touch screen 51 is connected with the industrial computer.Pass through the electronic touch
Screen 51 can be easy to test operation, moreover it is possible to clearly show test result, easy to use.
Further, water pump testing system of the invention may also include some universal wheels 4, and the universal wheel 4 is arranged on institute
State the bottom of workbench 1.By setting universal wheel 4 to be easy to push the work forward platform 1 to suitable position.
The course of work to the water pump testing system of the present invention is described below.
First pass through water pump positioner water pump 2 to be measured is limited on workbench 1, SMD temperature sensor is placed on
On the body of water pump 2 to be measured, start button is pressed on touch-screen 51, magnetic valve I 38 and magnetic valve II 37 action is connected
Water pipe, starts cylinder 71 and works, and the piston rod for starting cylinder 71 stretches out, and starting mode of pump button 21 is pressed in the front end of piston rod, it
The piston rod for starting cylinder 71 afterwards is retracted, and water pump to be measured is started working.Pressure sensor 35 and 36 detects hydraulic pressure, SMD temperature
Sensor detects the temperature of water pump body to be measured, and the pressure and temperature data storage collected is in industrial computer.If being gathered
Data fit preset range, test proceeds, and reaches after setting time, stops cylinder 72 and works, stops the piston of cylinder 72
Bar is stretched out, and water pump stop button 22 is pressed in the front end of piston rod, and water pump is stopped, and piston rod is retracted, the He of magnetic valve I 38
Magnetic valve II 37 is acted, and is disconnected and is shown test passes on water pipe, touch-screen 1, is placed on after SMD temperature sensor is pulled down
On workbench 1, quick locking screw 64 is unclamped, tested water pump 2 is pulled down, whole test process is completed.
If institute's gathered data exceeds preset range, industrial computer sends a signal to stopping cylinder 72, stops cylinder 72 and works, stops
Only the piston rod of cylinder is stretched out, and water pump stop button 22 is pressed in the front end of piston rod, and water pump is stopped, and piston rod is retracted, institute
State magnetic valve I 38 and magnetic valve II 37 is acted, disconnect and show test failure on water pipe, touch-screen 1, by SMD TEMP
Device is placed on after pulling down on workbench 1, unclamps quick locking screw 64, pulls down tested water pump 2, completes whole test process.This
The water pump testing system of invention is provided with water pump safeguard measure, can prevent from damaging tested water pump.
Disclosed above is only several specific embodiments of the application, but the application is not limited to this, any this area
Technical staff can think change, should all fall in the protection domain of the application.
Claims (5)
1. a kind of water pump testing system, the performance for testing water pump, it is characterised in that fixed including industrial computer, workbench, water pump
Position device, at least a water tank, pump switch control assembly, at least two pressure sensors and an at least temperature sensor, wherein,
The pump switch control assembly is used for the opening and closing for controlling water pump to be measured, the pump switch control assembly and institute
Industrial computer connection is stated, the pump switch control assembly includes starting cylinder and stops cylinder, the startup cylinder and described stopped
Only cylinder is connected with the industrial computer respectively, and the piston rod front end for starting cylinder can connect with the start button of water pump to be measured
Touch, the piston rod front end for stopping cylinder being contacted with the stop button of water pump to be measured；
Described two pressure sensors are used for the pressure tested on the inlet pipeline and outlet pipeline of water pump to be measured, described two pressures
Force snesor is separately positioned on the inlet pipeline and outlet pipeline of water pump to be measured, described two pressure sensors and the industry control
Machine is connected；
The water tank is used to provide water source to water pump to be measured, and the water tank is connected with water pump to be measured, the delivery port I of the water tank and
The water inlet connection of water pump to be measured, the water inlet I of the water tank is connected with the delivery port of water pump to be measured, the water inlet pipe of water pump to be measured
Road is provided with magnetic valve I, and the outlet pipeline of water pump to be measured is provided with magnetic valve II, the magnetic valve I and magnetic valve II respectively with
The industrial computer connection；
The temperature sensor is used for the temperature for detecting water pump to be measured, and the temperature sensor may be provided at the water pump to be measured
On, the temperature sensor is connected with the industrial computer；
The industrial computer, water tank, water pump to be measured and pump switch control assembly are arranged on the workbench；
The water pump positioner includes fixed block, sliding shoe and quick locking screw, and the fixed block is fixedly connected on described
On workbench, the workbench is provided with chute, and the sliding shoe can be along the slide, the quick locking screw and institute
The screw for stating sliding shoe is spirally connected, and water pump to be measured can be limited in into work by the fixed block, sliding shoe and quick locking screw
On platform.
2. water pump testing system as claimed in claim 1, it is characterised in that also including electronic touch screen, the electronic touch
Screen is arranged on the workbench by rocking arm, and the electronic touch screen is connected with the industrial computer.
3. water pump testing system as claimed in claim 1, it is characterised in that also including some universal wheels, the universal wheel is set
Put in the bottom of the workbench.
4. water pump testing system as claimed in claim 1, it is characterised in that temperature sensor is provided with the water tank, described
Water inlet II is additionally provided with water tank, the water inlet II is connected with water inlet pipe II, the water inlet pipe II is provided with magnetic valve III, institute
Magnetic valve III is stated to be connected with the industrial computer.
5. water pump testing system as claimed in claim 1, it is characterised in that level sensor is provided with the water tank, described
Delivery port II is additionally provided with water tank, the delivery port II is connected with outlet pipe II, the outlet pipe II is provided with magnetic valve IV, institute
Magnetic valve IV is stated to be connected with the industrial computer.
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| CN201510246896.6A CN104832419B (en) | 2015-05-14 | 2015-05-14 | A kind of water pump testing system |
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| CN201510246896.6A CN104832419B (en) | 2015-05-14 | 2015-05-14 | A kind of water pump testing system |
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| CN104832419A CN104832419A (en) | 2015-08-12 |
| CN104832419B true CN104832419B (en) | 2017-09-26 |
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| CN201510246896.6A Expired - Fee Related CN104832419B (en) | 2015-05-14 | 2015-05-14 | A kind of water pump testing system |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107101775A (en) * | 2017-05-17 | 2017-08-29 | 上海幸福摩托车有限公司 | Experimental rig for testing cooling water pump |
| CN108131284B (en) * | 2017-12-14 | 2023-12-29 | 宁波利佳青石电气科技有限公司 | RO booster pump performance parameter test bench |
| CN110067740B (en) * | 2019-04-17 | 2020-11-27 | 台州辉腾泵业有限公司 | Multi-direction turnover type test bench facility based on water pump after being manufactured |
| CN112112791A (en) * | 2020-08-31 | 2020-12-22 | 格力电器（中山）小家电制造有限公司 | Submersible pump testing device and method |
| CN114992108B (en) * | 2022-05-19 | 2023-12-15 | 中国科学院沈阳计算技术研究所有限公司 | Rotary water pump parameter measuring device |
| CN116838595B (en) * | 2023-07-24 | 2024-01-02 | 广州市昕恒泵业制造有限公司 | Intelligent detection device is used in water pump production |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204646625U (en) * | 2015-05-14 | 2015-09-16 | 苏州工业职业技术学院 | A kind of water pump testing system |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4257745A (en) * | 1978-09-01 | 1981-03-24 | Baltimore Aircoil Co. | Automatic control system for centrifugal pumps |
| GB2260406B (en) * | 1991-10-09 | 1995-02-15 | South West Water Plc | Pump testing |
| CN202273876U (en) * | 2011-10-13 | 2012-06-13 | 华自科技股份有限公司 | Automatic control device of water pump in deep well |
| CN202345012U (en) * | 2011-10-26 | 2012-07-25 | 比亚迪股份有限公司 | Rubber pipe printing device |
| CN102536776A (en) * | 2012-01-19 | 2012-07-04 | 天津清源电动车辆有限责任公司 | Water pump performance testing system for electric automobile and control method |
| CN202616952U (en) * | 2012-04-12 | 2012-12-19 | 安徽三联泵业股份有限公司 | Exterior mold for submersible pump motor base |
| CN203011679U (en) * | 2012-12-05 | 2013-06-19 | 辉煌水暖集团有限公司 | Water tank fitting endurance test equipment |
| CN203655588U (en) * | 2013-12-11 | 2014-06-18 | 中国神华能源股份有限公司 | Feed pump isolation system |
| CN203925967U (en) * | 2014-07-04 | 2014-11-05 | 湖南主导科技发展有限公司 | A kind of two grid-connected intelligent controller of electric water pump and double pump building water supply system |
| CN204267267U (en) * | 2014-11-21 | 2015-04-15 | 深圳市深科医疗器械技术开发有限公司 | A kind of pump lock device |
-
2015
- 2015-05-14 CN CN201510246896.6A patent/CN104832419B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN204646625U (en) * | 2015-05-14 | 2015-09-16 | 苏州工业职业技术学院 | A kind of water pump testing system |
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