CN103019131A - Controller for stand-by pump - Google Patents

Controller for stand-by pump Download PDF

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Publication number
CN103019131A
CN103019131A CN201210479650XA CN201210479650A CN103019131A CN 103019131 A CN103019131 A CN 103019131A CN 201210479650X A CN201210479650X A CN 201210479650XA CN 201210479650 A CN201210479650 A CN 201210479650A CN 103019131 A CN103019131 A CN 103019131A
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CN
China
Prior art keywords
stand
float switch
mcu
pump
test
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.)
Pending
Application number
CN201210479650XA
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Chinese (zh)
Inventor
王晛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SUZHOU GP ENTERPRISES CO Ltd
Original Assignee
SUZHOU GP ENTERPRISES CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SUZHOU GP ENTERPRISES CO Ltd filed Critical SUZHOU GP ENTERPRISES CO Ltd
Priority to CN201210479650XA priority Critical patent/CN103019131A/en
Publication of CN103019131A publication Critical patent/CN103019131A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a controller for a stand-by pump. The controller comprises a power supply unit, an MCU (micro controller unit) singlechip, a float switch, a float switch detecting part, a motor control switch and a key switch; the connection situation of the float switch is detected by using the float switch detecting part, the water level situation is judged according to the on-off of the float switch, a detection signal is fed back to the MCU singlechip, and then the MCU singlechip performs information treatment, sends out a corresponding instruction according to the detection signal, starts or closes a stand-by pump motor, and sends out or stops the warm; in addition, the controller for the stand-by pump can be powered by a configured storage battery, and the charge of the storage battery is controlled intelligently by an arranged charge detecting part and a BUCK circuit; the connection situation and the operation situation of a stand-by pump motor are detected by an arranged motor detecting part; and the controller for the stand-by pump, provided by the invention, is convenient to use, safe and reliable with the adoption of a plurality of layers of detecting mechanisms and warming devices.

Description

A kind of stand-by pump controller
Technical field
The present invention relates to a kind of control element, particularly a kind of automatically sensed water level situation and under the main pump failure conditions, start the stand-by pump controller of stand-by pump.
Background technology
Need to control the place of water level at some, water pump need to be set, when water level surpasses home, need to start water pump unnecessary water is taken out; Because water pump is placed for a long time, and is malfunctioning because of accident sometimes, therefore needing increases stand-by pump, and when feed pump was malfunctioning, the startup stand-by pump is emergent to draw water; Because stand-by pump is all long tenure of use, the connection of electrical equipment has some because the loose contact that the reasons such as oxidation cause, such as the float switch loose contact, the malunion of stand-by pump motor is normal, and when this situation occurring, the controller of general stand-by pump can't detect, and in time sends caution, therefore can cause unnecessary loss and danger.
Summary of the invention
Technical matters for above-mentioned existence the objective of the invention is: proposed a kind of automatically sensed water level situation and start the stand-by pump controller of stand-by pump under the main pump failure conditions.
Technical solution of the present invention is achieved in that a kind of stand-by pump controller, comprises power unit, MCU single-chip microcomputer, float switch, float switch test section, motor control switch, keyswitch; Described power unit is to controller bulk supply; Feedback signal in the described MCU single-chip microcomputer receiving lines, and send work order; Described float switch sensed water level, and when water level arrives alert locations, float switch closure or disconnection; Whether described float switch test section is detected float switch and is connected, and judges the water level situation according to float switch, and detection signal is fed back to the MCU single-chip microcomputer; The open and close of described motor control switch control stand-by pump motor, motor control switch is by the MCU Single-chip Controlling; The integral reset of described keyswitch control controller.
Preferably, when water level did not arrive alert locations, float switch disconnected; When water level reached alert locations, float switch was closed.
Preferably, resistance in parallel on the described float switch; The resistance of float switch is detected in described float switch test section; When detected resistance during greater than resistance, the float switch test section judges that float switch normally connects, and detection signal is fed back to the MCU single-chip microcomputer; When detected resistance during less than resistance, the float switch test section judges that water level arrives alert locations, and alerting signal is fed back to the MCU single-chip microcomputer.
Preferably, described power unit comprises power supply adaptor, charging circuit, storage battery, charging test section; Described power supply adaptor is powered to charging circuit; Described charging circuit charges to storage battery; Described storage battery is to controller bulk supply; Temperature, voltage and the charging current of storage battery detected in described charging test section, and detection signal is fed back to the MCU single-chip microcomputer; Described MUC single-chip microcomputer is adjusted the work of charging circuit according to the feedback information of charging test section.
Preferably, described charging circuit uses the BUCK circuit.
Preferably, described stand-by pump motor is provided with the motor test section; The revolution electric current of stand-by pump motor is detected in described motor test section, judges whether the connection of stand-by pump motor and running be normal, and detection signal is fed back to the MCU single-chip microcomputer.
Preferably, also comprise buzzer siren; Described buzzer siren is by the MCU Single-chip Controlling sound that gives the alarm.
Preferably, also comprise pilot lamp; Described pilot lamp is luminous by the MCU Single-chip Controlling, extinguish or glimmer.
Preferably, also comprise the wireless transmit part; Described wireless transmit partly receives the control information of MCU single-chip microcomputer, sends alerting signal to outside alarm.
Because the utilization of technique scheme, the present invention compared with prior art has following advantages:
Stand-by pump controller of the present invention, detect the connection of float switch by the float switch test section, and the break-make by float switch, the sensed water level situation, detection signal is fed back to the MCU single-chip microcomputer, carry out information processing by the MCU single-chip microcomputer again, and according to the corresponding instruction of the delivering of detection signal, open or close the stand-by pump motor, send or stop caution; And can configure storage battery to stand-by pump controller power supply, and the charging test section is set and the BUCK circuit carries out Based Intelligent Control to the charging of storage battery, the motor test section is set connection and the ruuning situation of stand-by pump motor is detected; The testing agency of multilayer and warning device make stand-by pump controller of the present invention esy to use, safe and reliable.
Description of drawings
Below in conjunction with accompanying drawing technical solution of the present invention is described further:
Accompanying drawing 1 is the principle of work block scheme of a kind of stand-by pump controller of the present invention.
Embodiment
Below in conjunction with accompanying drawing the present invention is described.
Accompanying drawing 1 is a kind of stand-by pump controller of the present invention, comprises MCU single-chip microcomputer, power unit, float switch, float switch test section, motor control switch, buzzer siren, pilot lamp, wireless transmit part, keyswitch; Feedback signal in the described MCU single-chip microcomputer receiving lines, and send work order; Described power unit comprises power supply adaptor, BUCK circuit (Buck conversion circuit), storage battery, charging test section; Described power supply adaptor is powered to BUCK circuit (Buck conversion circuit); Described BUCK circuit (Buck conversion circuit) charges to storage battery; Described storage battery is to controller bulk supply; Temperature, voltage and the charging current of storage battery detected in described charging test section, and detection signal is fed back to the MCU single-chip microcomputer; Described MUC single-chip microcomputer is adjusted the charging voltage of BUCK circuit (Buck conversion circuit) according to the feedback information of charging test section, guarantee the life-span of storage battery; Described float switch sensed water level, when water level did not arrive alert locations, float switch disconnected; When water level reached alert locations, float switch was closed; The resistance of 1000 Ω in parallel on the described float switch; The resistance of float switch is detected in described float switch test section; When detected resistance during greater than 1000 Ω, the float switch test section judges that float switch normally connects, and detection signal is fed back to the MCU single-chip microcomputer; When detected resistance during less than 1000 Ω, the float switch test section judges that float switch is closed, and water level arrives alert locations, and alerting signal is fed back to the MCU single-chip microcomputer; The open and close of described motor control switch control stand-by pump motor, motor control switch is by the MCU Single-chip Controlling; Described stand-by pump motor is provided with the motor test section; The revolution electric current of stand-by pump motor is detected in described motor test section, judges whether the connection of stand-by pump motor and running be normal, and detection signal is fed back to the MCU single-chip microcomputer; Described buzzer siren is by the MCU Single-chip Controlling sound that gives the alarm; Described pilot lamp is luminous by the MCU Single-chip Controlling, extinguish or glimmer; Described wireless transmit partly receives the control information of MCU single-chip microcomputer, sends alerting signal to outside alarm, and the external alert device can be set telephone number, can set fixed phone by automatic poking during warning, and sends phonetic warning; The integral reset of described keyswitch control controller.
After breaking down in the circuit, the MCU single-chip microcomputer has recorded failure condition, and after fault disappeared, buzzer siren can stop alarm, but by from original continuous alarm, becomes to be interrupted and report to the police, and longly presses keyswitch 5 seconds, makes buzzer siren enter silent mode.
When the float switch test section detects the float switch connection, the float switch test section feeds back to the MCU single-chip microcomputer with caution signal, the MCU Single-chip Controlling buzzer siren sound that gives the alarm, and open pilot lamp and motor control switch, the stand-by pump motor is started working; After float switch disconnected, the float switch test section fed back to the MCU single-chip microcomputer with cut-off signal, and behind the MCU single-chip microcomputer time-delay 10s, the control motor control switch is closed the stand-by pump motor.
Because the utilization of technique scheme, the present invention compared with prior art has following advantages:
Stand-by pump controller of the present invention, detect the connection of float switch by the float switch test section, and the break-make by float switch, the sensed water level situation, detection signal is fed back to the MCU single-chip microcomputer, carry out information processing by the MCU single-chip microcomputer again, and according to the corresponding instruction of the delivering of detection signal, open or close the stand-by pump motor, send or stop caution; And the configuration storage battery arranges charging test section and BUCK circuit (Buck conversion circuit) Based Intelligent Control is carried out in the charging of storage battery stand-by pump controller power supply, the motor test section is set connection and the ruuning situation of stand-by pump motor is detected; The testing agency of multilayer and warning device make stand-by pump controller of the present invention esy to use, safe and reliable.
Above-described embodiment only is explanation technical conceive of the present invention and characteristics; its purpose is to allow the personage that is familiar with technique can understand content of the present invention and is implemented; can not limit protection scope of the present invention with this; all equivalences that Spirit Essence is done according to the present invention change or modify, and all should be encompassed in protection scope of the present invention.

Claims (9)

1. a stand-by pump controller is characterized in that: comprise power unit, MCU single-chip microcomputer, float switch, float switch test section, motor control switch, keyswitch; Described power unit is to controller bulk supply; Feedback signal in the described MCU single-chip microcomputer receiving lines, and send work order; Described float switch sensed water level, and when water level arrives alert locations, float switch closure or disconnection; Whether described float switch test section is detected float switch and is connected, and judges the water level situation according to float switch, and detection signal is fed back to the MCU single-chip microcomputer; The open and close of described motor control switch control stand-by pump motor, motor control switch is by the MCU Single-chip Controlling; The integral reset of described keyswitch control controller.
2. according to claim 1 described stand-by pump controller, it is characterized in that: when water level did not arrive alert locations, float switch disconnected; When water level reached alert locations, float switch was closed.
3. according to claim 2 described stand-by pump controllers, it is characterized in that: resistance in parallel on the described float switch; The resistance of float switch is detected in described float switch test section; When detected resistance during greater than resistance, the float switch test section judges that float switch normally connects, and detection signal is fed back to the MCU single-chip microcomputer; When detected resistance during less than resistance, the float switch test section judges that water level arrives alert locations, and alerting signal is fed back to the MCU single-chip microcomputer.
4. according to claim 1 described stand-by pump controller, it is characterized in that: described power unit comprises power supply adaptor, charging circuit, storage battery, charging test section; Described power supply adaptor is powered to charging circuit; Described charging circuit charges to storage battery; Described storage battery is to controller bulk supply; Temperature, voltage and the charging current of storage battery detected in described charging test section, and detection signal is fed back to the MCU single-chip microcomputer; Described MUC single-chip microcomputer is adjusted the work of charging circuit according to the feedback information of charging test section.
5. according to claim 4 described stand-by pump controllers, it is characterized in that: described charging circuit uses the BUCK circuit.
6. according to claim 1 described stand-by pump controller, it is characterized in that: described stand-by pump motor is provided with the motor test section; The revolution electric current of stand-by pump motor is detected in described motor test section, judges whether the connection of stand-by pump motor and running be normal, and detection signal is fed back to the MCU single-chip microcomputer.
7. according to claim 1 described stand-by pump controller, it is characterized in that: also comprise buzzer siren; Described buzzer siren is by the MCU Single-chip Controlling sound that gives the alarm.
8. according to claim 1 described stand-by pump controller, it is characterized in that: also comprise pilot lamp; Described pilot lamp is luminous by the MCU Single-chip Controlling, extinguish or glimmer.
9. according to claim 1 described stand-by pump controller, it is characterized in that: also comprise the wireless transmit part; Described wireless transmit partly receives the control information of MCU single-chip microcomputer, sends alerting signal to outside alarm.
CN201210479650XA 2012-11-23 2012-11-23 Controller for stand-by pump Pending CN103019131A (en)

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Application Number Priority Date Filing Date Title
CN201210479650XA CN103019131A (en) 2012-11-23 2012-11-23 Controller for stand-by pump

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Application Number Priority Date Filing Date Title
CN201210479650XA CN103019131A (en) 2012-11-23 2012-11-23 Controller for stand-by pump

Publications (1)

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CN103019131A true CN103019131A (en) 2013-04-03

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103616901A (en) * 2013-12-03 2014-03-05 国家电网公司 Automatic water level control system for fire pool
CN112240282A (en) * 2019-07-17 2021-01-19 凯控科技(深圳)有限公司 Control method of water pump controller and PCB terminal

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2303280Y (en) * 1997-07-04 1999-01-06 南宁市六洋经贸有限责任公司 Magnetic triggering type water level of boiler measuring meter
CN2781437Y (en) * 2005-02-21 2006-05-17 汕头市金福电器厂有限公司 Water pump controller
US20080031752A1 (en) * 2006-03-03 2008-02-07 Littwin Kenneth M Sump pump control system
CN201925145U (en) * 2011-02-16 2011-08-10 浙江康乐药业股份有限公司 Automatic control device of boiler reserved water pump
CN102768057A (en) * 2012-07-06 2012-11-07 广东美的制冷设备有限公司 Water level switch and water level signal detecting device
CN202916635U (en) * 2012-11-23 2013-05-01 苏州优德通力电气有限公司 Stand-by pump controller

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2303280Y (en) * 1997-07-04 1999-01-06 南宁市六洋经贸有限责任公司 Magnetic triggering type water level of boiler measuring meter
CN2781437Y (en) * 2005-02-21 2006-05-17 汕头市金福电器厂有限公司 Water pump controller
US20080031752A1 (en) * 2006-03-03 2008-02-07 Littwin Kenneth M Sump pump control system
CN201925145U (en) * 2011-02-16 2011-08-10 浙江康乐药业股份有限公司 Automatic control device of boiler reserved water pump
CN102768057A (en) * 2012-07-06 2012-11-07 广东美的制冷设备有限公司 Water level switch and water level signal detecting device
CN202916635U (en) * 2012-11-23 2013-05-01 苏州优德通力电气有限公司 Stand-by pump controller

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103616901A (en) * 2013-12-03 2014-03-05 国家电网公司 Automatic water level control system for fire pool
CN112240282A (en) * 2019-07-17 2021-01-19 凯控科技(深圳)有限公司 Control method of water pump controller and PCB terminal

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Application publication date: 20130403