CN107420292A - A kind of foolproof pulsating pump and its control method - Google Patents
A kind of foolproof pulsating pump and its control method Download PDFInfo
- Publication number
- CN107420292A CN107420292A CN201710329817.7A CN201710329817A CN107420292A CN 107420292 A CN107420292 A CN 107420292A CN 201710329817 A CN201710329817 A CN 201710329817A CN 107420292 A CN107420292 A CN 107420292A
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- CN
- China
- Prior art keywords
- water pump
- level sensor
- resistance
- water
- pump
- 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
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
- F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/20—Filtering
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
- F05C2201/00—Metals
- F05C2201/04—Heavy metals
- F05C2201/0433—Iron group; Ferrous alloys, e.g. steel
- F05C2201/0448—Steel
- F05C2201/046—Stainless steel or inox, e.g. 18-8
Abstract
The present invention relates to a kind of drainage system, a kind of more particularly to foolproof pulsating pump for automatically controlling draining, including controller, level sensor, water pump, level sensor detects circuit and water pump current detection circuit, level sensor passes through water level pressure sensed water level, the water level signal received is detected circuit transmission to controller by level sensor by level sensor, controller is by judging whether described water level signal reaches preset value to control whether described water pump is opened, controller by described water pump detect electric circuit inspection to water pump current control water pump whether close, controller is powered by power module.Pulsating pump in the present invention uses level sensor sensed water level, thorough by water level information control pump operation situation, draining.
Description
Technical field
The present invention relates to a kind of drainage system, more particularly to a kind of foolproof pulsating pump for automatically controlling draining and its control
Method processed.
Background technology
Pulsating pump is widely used in draining field, and existing pulsating pump is mostly immersible pump, and such pulsating pump must be submerged in
It could work under water, and the control device of water pump selects ball-cock assembly more, easily breaks down, service life is short.
The content of the invention
The present invention is in order to which the pump drainage that solves to dive under water in the prior art is not clean, control device selects system caused by ball-cock assembly
The problems such as easily breaking down, there is provided a kind of using the opening and closing of level sensor control pulsating pump, the fool that need not be immersed in water
Formula pulsating pump.
In order to solve the above-mentioned technical problem, the technical scheme taken is：A kind of foolproof pulsating pump, including controller,
Level sensor, water pump, level sensor detection circuit and water pump current detection circuit, described level sensor pass through water level
The water level signal received is detected circuit transmission to control by pressure sensed water level, described level sensor by level sensor
Device processed, described controller is by judging whether described water level signal reaches preset value to control whether described water pump is beaten
Open, described controller by described water pump detect electric circuit inspection to water pump current control water pump whether close, it is described
Controller is powered by power module.
Further, described controller controls the opening and closing of the water pump by receiving described level sensor information.
Further, set in described controller for gathering the single-chip microcomputer with processing information, described level sensor
Water level information is changed into 4-20mA current information, described level sensor detection circuit includes resistance R9, current-limiting resistance
R10 and filter capacitor C9, described resistance R9 one end are connected with level sensor JP3, one end ground connection and and electric capacity C9 A pole plates
Connection, described resistance R10 one end are connected with level sensor JP3, and one end is connected with single-chip microcomputer C4 pins, described electric capacity
C9A pole plates connect resistance R9 and are grounded, and described electric capacity C9B pole plates are connected with resistance R10 and single-chip microcomputer C4 pins.
Further, described water pump current detection circuit includes being used for the transformer MK2 for gathering water pump electric current, for whole
Diode D6, D7, D8, D9 of stream, for converting the current to resistance R17, operational amplifier, resistance R18, the electric capacity C8 of voltage
With resistance R14, described diode D6 positive pole connection transformer MK2 first interface, negative pole connection resistance R14, diode
D7 plus earth and the B pole plates for connecting electric capacity C8, negative pole are connected with the positive pole of transformer MK2 first interfaces and diode D6,
Diode D8 positive poles connection transformer MK2 second interface, negative pole pass through concatenation operation amplifier after resistance R14, diode D9
Plus earth and the B pole plates for connecting electric capacity C8, negative pole connection transformer MK2 second interface, electric capacity R17 one end and diode
D7, D9 positive pole connection, one end are connected with diode D6, D8 negative pole, and electric capacity C8 is connected in parallel on resistance R17 both ends, resistance R18
Both ends are connected with transformer MK2 first interface and second interface respectively, and the opamp input terminal connects with resistance R14
Connect, output end is connected with single-chip microcomputer C3 pins.
Further, described water pump bottom sets trash rack, and described trash rack is used to prevent the debris in current from blocking up
Firmly water inlet.
Further, described water pump enters water cooling motor using bottom.
Further, described water pump and described level sensor use stainless steel material.
Further, when described level sensor detects that water level reaches preset upper limit height, described controller opens
Described water pump is moved to start to draw water；Described water pump detection current detecting to water pump electric current be less than preset value when, controller closing
Water pump, described level sensor are delivery formula pressure water-level sensor.
Further, when described level sensor detects that water level is less than pre-determined lower limit height, described controller closes
Close water pump.
Further, the current signal that described level sensor detection circuit exports level sensor, passes through resistance
The voltage signal for being converted into 0.4-2V gathers for single-chip microcomputer, and described water pump detection circuit utilizes described transformer collection water pump
Induced-current, then gathered by being converted into voltage after rectification, filtering, amplification for single-chip microcomputer.
Beneficial effect caused by the present invention：1st, pulsating pump only needs power supply to be powered in the present invention, automatic detection, opens automatically
Close, automatic ink-suction draining, it is simple and convenient；2nd, the pulsating pump in the present invention uses level sensor controlling water level depth, can use
Discharge cycle inner chamber cooling motor is entered in bottom, is worked without being immersed in water, draining is thorough, can be by more than the water level of 1cm height
Exclude；3rd, the pulsating pump in the present invention paddles part using materials such as stainless steels, increases the service life；4th, the suction in the present invention
Water pump is provided for the trash rack for preventing debris from blocking water inlet in bottom；5th, pulsating pump of the invention is widely used, and is applicable electricity
The place of many easily ponding such as cable ditch, elevator pit, subway, market place builet below the ground.
Brief description of the drawings
The composition structure chart of Fig. 1 present invention；
Fig. 2 water level sensor circuit figures；
Fig. 3 water pump current detection circuit figures.
Embodiment
Explanation that the present invention will be further explained with reference to the accompanying drawings and detailed description, but be not construed as pair
The limitation of the scope of the present invention.
Such as Fig. 1, the foolproof pulsating pump in the present invention includes controller, level sensor and water pump, and level sensor leads to
Water level pressure sensed water level is crossed, level sensor sends the water level signal received to controller, and controller is by judging water
Whether position signal reaches preset value to control water pump to be opened and closed, and controller receives water pump current signal and judges whether water pump is dallying,
If current signal is less than setting value, control water pump stops operating；Controller is powered by 220V power module.In order to prevent
Debris blocks water inlet, causes motor to break down, and trash rack is configured around engineering for pump housing, and the accessory of the pulsating pump is adopted
With the materials such as stainless steel, plastics, rubber, non-corrosive, service life length.The pulsating pump draws water using vacuum principle is inhaled, and can incite somebody to action
The water on ground is drawn onto seldom degree.
As shown in Fig. 2 level sensor detection circuit includes sampling resistor R9, current-limiting resistance R10 and filter capacitor C9, water
Level sensor one terminates 24V voltages, a termination sampling resistor R9 and current-limiting resistance R10, described resistance one end and level sensor
Device connect, one end be grounded and is connected with electric capacity C9 A pole plates, described resistance R10 one end is connected with level sensor, one end and
Single-chip microcomputer C4 pins are connected, and described electric capacity C9 A pole plates connection resistance R9 is simultaneously grounded, described electric capacity C9 B pole plates and electricity
Resistance R10 is connected with single-chip microcomputer C4 pins.
Level sensor Cleaning Principle：
Level sensor detection detects circuit realiration by level sensor, and the circuit transmits level sensor information to control
The single-chip microcomputer of device, level sensor are delivery formula pressure water-level sensor, sensor by detecting the size of pressure in liquid level, from
And judge current level height.By the 4-20mA signals for exporting level sensor, 0.4- is converted into by 100 Ω resistance
2V voltage signal gathers for single-chip microcomputer.
Collection voltages=output current * R9
As shown in figure 3, water pump current detection circuit includes being used for the transformer MK2 for gathering water pump electric current, two poles for rectification
Pipe D6, D7, D8, D9, for converting the current to resistance R17, operational amplifier, resistance R18, electric capacity C8 and the resistance of voltage
R14, described diode D6 positive pole connection transformer MK2 first interface, negative pole connection resistance R14, diode D7 is just
Pole is grounded and connects electric capacity C8 B pole plates, and negative pole is connected with the positive pole of transformer MK2 first interfaces and diode D6, diode
D8 positive poles connection transformer MK2 second interface, negative pole are connect by concatenation operation amplifier after resistance R14, diode D9 positive poles
Ground and the B pole plates for connecting electric capacity C8, negative pole connection transformer MK2 second interface, electric capacity R17 one end and diode D7, D9
Positive pole is connected, and one end is connected with diode D6, D8 negative pole, and electric capacity C8 is connected in parallel on resistance R17 both ends, resistance R18 both ends point
It is not connected with transformer MK2 first interface and second interface, the opamp input terminal is connected with resistance R14, output
End is connected with single-chip microcomputer C3 pins.The circuit is whole using diode D6, D7, D8, D9 using transformer MK2 collection water pump electric currents
Voltage is converted the current into through R17 resistance after stream, after being amplified by operational amplification circuit, Chip Microcomputer A/D collection is delivered to and sets
In standby, single-chip microcomputer model STM32-F103C8T6.
Water pump current detecting principle
Water pump is powered using 220V power supplys, and water pump induced-current is gathered by transformer, then by turning after rectification, filtering, amplification
Voltage is turned to for the single-chip microcomputer collection in controller.
Collection voltages=V filtered voltage * R15/R14
Water pump is opened and closed principle
Current water pump water level is detected by level sensor, when water level exceedes certain altitude, startup pumping for water pump.During pump working
By detecting water pump electric current, when water pump electric current is less than setting value in periodic regime, it now may determine that current water pump fails
Water suction, water pump is in idling conditions, now, water pump is stopped, and when water level information is less than certain setting value, controller closes water
Pump, water pump stop draining, when level sensor detects current level higher than setting again, start pumping drainage.
Claims (10)
- A kind of 1. foolproof pulsating pump, it is characterised in that：Including controller, level sensor, water pump, level sensor detection electricity Road and water pump current detection circuit, described level sensor will by water level pressure sensed water level, described level sensor The water level signal received detects circuit transmission to controller by level sensor, and described controller is described by judging Whether water level signal reaches preset value to control whether described water pump is opened, and described controller is detected by described water pump Electric circuit inspection to water pump current control water pump whether close, described controller is powered by power module.
- 2. foolproof pulsating pump according to claim 1, it is characterised in that：Described controller is by receiving described water Level sensor information controls the opening and closing of the water pump.
- 3. foolproof pulsating pump according to claim 1, it is characterised in that：Set in described controller for gathering and locating The single-chip microcomputer of information is managed, described level sensor changes into water level information 4-20mA current information, and described water level passes Sensor detection circuit includes resistance R9, current-limiting resistance R10 and filter capacitor C9, described resistance R9 one end and level sensor JP3 connections, one end are grounded and connected with electric capacity C9 A pole plates, and described resistance R10 one end is connected with level sensor JP3, and one End is connected with single-chip microcomputer C4 pins, and described electric capacity C9A pole plates connection resistance R9 is simultaneously grounded, described electric capacity C9B pole plates and electricity Resistance R10 is connected with single-chip microcomputer C4 pins.
- 4. foolproof pulsating pump according to claim 3, it is characterised in that：Described water pump current detection circuit includes using In the transformer MK2 of collection water pump electric current, for diode D6, D7, D8, D9 of rectification, for converting the current to voltage Resistance R17, operational amplifier, resistance R18, electric capacity C8 and resistance R14, described diode D6 positive pole connection transformer MK2 First interface, negative pole connection resistance R14, diode D7 plus earth and the B pole plates for connecting electric capacity C8, negative pole and transformer MK2 first interfaces connect with diode D6 positive pole, and diode D8 positive poles connection transformer MK2 second interface, negative pole passes through Concatenation operation amplifier after resistance R14, diode D9 plus earths and the B pole plates for connecting electric capacity C8, negative pole connection transformer MK2 Second interface, electric capacity R17 one end is connected with diode D7, D9 positive pole, and one end is connected with diode D6, D8 negative pole, electricity Hold the both ends that C8 is connected in parallel on resistance R17, resistance R18 both ends are connected with transformer MK2 first interface and second interface respectively, institute State opamp input terminal to be connected with resistance R14, output end is connected with single-chip microcomputer C3 pins.
- 5. foolproof pulsating pump according to claim 1, it is characterised in that：Described water pump bottom sets trash rack, institute The trash rack said is used to prevent the debris in current from blocking water inlet.
- 6. foolproof pulsating pump according to claim 1, it is characterised in that：Described water pump enters water cooling electricity using bottom Machine.
- 7. foolproof pulsating pump according to claim 1, it is characterised in that：Described water pump and described level sensor Device uses stainless steel material.
- A kind of 8. control method of the foolproof pulsating pump based on described in claim 1, it is characterised in that：Described level sensor When device detects that water level reaches preset upper limit height, described controller starts described water pump and starts to draw water；Described water pump Detection current detecting to water pump electric current be less than preset value when, controller switches off the pump, and described level sensor is delivery formula pressure Power level sensor.
- 9. control method according to claim 8, it is characterised in that：Described level sensor detects water level less than pre- If during low limit level, described controller switches off the pump.
- 10. control method according to claim 9, it is characterised in that：Described level sensor detects circuit by water level The current signal of sensor output, the voltage signal that 0.4-2V is converted into by resistance gather for single-chip microcomputer, the inspection of described water pump Slowdown monitoring circuit utilizes described transformer collection water pump induced-current, then supplies monolithic by being converted into voltage after rectification, filtering, amplification Machine gathers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710329817.7A CN107420292A (en) | 2017-05-11 | 2017-05-11 | A kind of foolproof pulsating pump and its control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710329817.7A CN107420292A (en) | 2017-05-11 | 2017-05-11 | A kind of foolproof pulsating pump and its control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107420292A true CN107420292A (en) | 2017-12-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710329817.7A Pending CN107420292A (en) | 2017-05-11 | 2017-05-11 | A kind of foolproof pulsating pump and its control method |
Country Status (1)
| Country | Link |
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| CN (1) | CN107420292A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108317074A (en) * | 2018-02-28 | 2018-07-24 | 三门康创电子科技有限公司 | A kind of water pump Water-free protecting circuit |
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| US5216288A (en) * | 1991-11-15 | 1993-06-01 | The Marley Company | Water level control circuit for sump pumps and the like |
| CN2162726Y (en) * | 1993-03-22 | 1994-04-20 | 福建省龙岩电业局 | Electron no-residul-pressure discharge recording apparatus |
| CN201107394Y (en) * | 2007-12-10 | 2008-08-27 | 上海电气集团股份有限公司 | Electrical signal insulating testing apparatus of permanent magnetism synchronous electric machine |
| CN201360134Y (en) * | 2009-02-11 | 2009-12-09 | 赵乎 | Early-warning system for overload of household electricity |
| CN202125420U (en) * | 2011-05-31 | 2012-01-25 | 陕西金源自动化科技有限公司 | Intelligent liquid level control box |
| CN105736346A (en) * | 2016-04-15 | 2016-07-06 | 深圳市艾丽声电子有限公司 | Intelligent water pump control system |
| CN206161093U (en) * | 2016-11-23 | 2017-05-10 | 济南大学 | Water level teletransmission system |
-
2017
- 2017-05-11 CN CN201710329817.7A patent/CN107420292A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5216288A (en) * | 1991-11-15 | 1993-06-01 | The Marley Company | Water level control circuit for sump pumps and the like |
| CN2162726Y (en) * | 1993-03-22 | 1994-04-20 | 福建省龙岩电业局 | Electron no-residul-pressure discharge recording apparatus |
| CN201107394Y (en) * | 2007-12-10 | 2008-08-27 | 上海电气集团股份有限公司 | Electrical signal insulating testing apparatus of permanent magnetism synchronous electric machine |
| CN201360134Y (en) * | 2009-02-11 | 2009-12-09 | 赵乎 | Early-warning system for overload of household electricity |
| CN202125420U (en) * | 2011-05-31 | 2012-01-25 | 陕西金源自动化科技有限公司 | Intelligent liquid level control box |
| CN105736346A (en) * | 2016-04-15 | 2016-07-06 | 深圳市艾丽声电子有限公司 | Intelligent water pump control system |
| CN206161093U (en) * | 2016-11-23 | 2017-05-10 | 济南大学 | Water level teletransmission system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108317074A (en) * | 2018-02-28 | 2018-07-24 | 三门康创电子科技有限公司 | A kind of water pump Water-free protecting circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 210000 Suyuan Avenue, Jiangning District, Nanjing, Jiangsu Province, -5 58 Applicant after: State Grid Jiangsu Electric Power Company Maintenance Branch Company Applicant after: National network Jiangsu Electric Power Co., Ltd. maintenance branch Applicant after: NANTONG LINUO ANTI-FLOOD ENGINEERING DEVELOPMENT CO., LTD. Address before: 210000 Suyuan Avenue, Jiangning District, Nanjing, Jiangsu Province, -5 58 Applicant before: State Grid Jiangsu Electric Power Company Maintenance Branch Company Applicant before: STATE GRID JIANGSU ELECTRIC POWER COMPANY Applicant before: NANTONG LINUO ANTI-FLOOD ENGINEERING DEVELOPMENT CO., LTD. |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171201 |