CN105889082A - Intelligent self-priming pump - Google Patents
Intelligent self-priming pump Download PDFInfo
- Publication number
- CN105889082A CN105889082A CN201510037787.3A CN201510037787A CN105889082A CN 105889082 A CN105889082 A CN 105889082A CN 201510037787 A CN201510037787 A CN 201510037787A CN 105889082 A CN105889082 A CN 105889082A
- Authority
- CN
- China
- Prior art keywords
- source
- moc
- pin
- electric capacity
- resistance
- 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.)
- Granted
Links
Abstract
The invention provides an intelligent self-priming pump. The intelligent self-priming pump comprises a power input end, a main winding branch circuit and a secondary winding branch circuit. The main winding branch circuit and the secondary winding branch circuit are connected to the power input end in parallel. The secondary winding branch circuit comprises a secondary winding coil L2 and a working capacitor C and is formed by connecting the working capacitor C and the secondary winding coil L2 in series. The main winding branch circuit comprises a main winding coil L1. The intelligent self-priming pump is characterized by further comprising a control circuit; a relay KM is arranged on the control circuit; a normally-open contact of the relay KM is connected to the power input end of the pump so as to control power on-off of the pump. By using the intelligent self-priming pump, on-off of the pump can be controlled through a water level switch; and moreover, the functions of automatically turning off the pump and preventing the pump from getting stuck in the absence of water are achieved.
Description
Art
The present invention relates to a kind of water pump, specifically a kind of intelligence self priming pump.
Background technology
In existing technology, self priming pump automatization to be realized, there is following several ways: on the pipeline closed, built-in pressure switch can be mounted with above low power self priming pump, the break-make of pump is controlled by sensing hydraulic pressure, the most powerful self priming pump, can be placed external pressure switch on pipeline, then be controlled the break-make of pump by a pump control chamber；In the case of having water tank, can place a water level switch in water tank, low power self priming pump water level switch can directly control the break-make of pump, and powerful self priming pump water level switch can control the break-make of pump by a pump control chamber.Self priming pump, while realizing automatization, there is also hydropenia, and impeller card is waited indefinitely problem, solve these problems, the intelligent circuit board of corresponding function need to be collocated with, in existing intelligence self priming pump, the intelligent self priming pump for closing pipe line of the band intelligence electroplax of the most built-in pressure switch.
Summary of the invention
It is an object of the invention to provide a kind of intelligence self priming pump, in the case of having water tank, by being connected with water level switch, it is achieved water level switch controls the break-make of pump, but also has the function being automatically switched off pump in water-stressed conditions He preventing pump seizure.
The technical solution used in the present invention: this intelligence self priming pump includes that power input, main winding branch road and auxiliary winding branch road, main winding branch road and auxiliary winding branch circuit parallel connection are connected on power input；Auxiliary winding branch road includes auxiliary winding coil L2 and mutual capacitance C, and auxiliary winding props up route mutual capacitance C and auxiliary winding coil L2 and is composed in series, and main winding branch road is a main winding L1.It is a feature of the present invention that: this intelligence self priming pump also includes a control circuit, relay K M is had in this control circuit, the normally opened contact of relay K M is connected to a power input of pump, and described control circuit includes a DC source, water level switch control circuit and the stuck start-up circuit of waterproof pump；nullWater level switch control circuit includes electric capacity C4、Electric capacity C5、The input pin of the oneth MOC optical coupled switch、The input pin of the 2nd MOC optical coupled switch、Power relay KM、Binding post、Resistance R4 and NE555P intervalometer，Wherein resistance R4 connects with electric capacity C4 and accesses DC source，Wherein electric capacity C4 terminates the negative pole into DC source，Resistance R4 terminates the positive pole into DC source，External access water level switch at binding post，Binding post has at three，The branch of connecting of electric capacity C4 and resistance R4 is accessed at its middle connecting terminal first，The triggering pin 2 of NE555P intervalometer is accessed at binding post second、Threshold values pin 6，The anode pin 1 of a MOC optical coupled switch is accessed at binding post the 3rd，The negative electrode pin 2 of the oneth MOC optical coupled switch accesses the anode pin 1 of the 2nd MOC optical coupled switch，The negative electrode pin 2 of the 2nd MOC optical coupled switch accesses the negative pole of DC source，The reset pin 4 of NE555P intervalometer、Power pins 8 accesses the positive pole of DC source，The grounding pin 1 of NE555P intervalometer accesses the negative pole of DC source，The pin 5 that controls of NE555P intervalometer accesses the negative pole of DC source through electric capacity C5，The output pin 3 of NE555P intervalometer is through the negative pole of the coil access DC source of relay K M；nullThe stuck start-up circuit of waterproof pump includes electric capacity C3、Resistance R2、Resistance R3、Resistance R5、3rd MOC optical coupled switch、The output pin of the oneth MOC optical coupled switch and the output pin of the 2nd MOC optical coupled switch，Wherein resistance R2 connects with electric capacity C3 and accesses DC source，Wherein electric capacity C3 terminates the positive pole into DC source，Resistance R2 terminates the negative pole into DC source，One output pin 4 of the 2nd MOC optical coupled switch accesses the branch of connecting of electric capacity C3 and resistance R2，Another output pin 6 of 2nd MOC optical coupled switch accesses the triggering pin 2 of NE555P intervalometer、Threshold values pin 6，One output pin 4 of the 3rd MOC optical coupled switch accesses the positive pole of DC source，Another output pin 6 of 3rd MOC optical coupled switch accesses the branch of connecting of electric capacity C3 and resistance R2 through resistance R3，The output pin 3 of NE555P intervalometer is accessed in resistance R5 one end，The other end accesses the anode pin 1 of the 3rd MOC optical coupled switch，The negative electrode pin 2 of the 3rd MOC optical coupled switch accesses an output pin 4 of a MOC optical coupled switch，Another output pin 6 of oneth MOC optical coupled switch accesses the negative pole of DC source.
Beneficial effects of the present invention: realize water level switch and control the break-make of pump, but also there is the function being automatically switched off pump in water-stressed conditions He preventing pump seizure.
Accompanying drawing explanation
The present invention is further described below in conjunction with the accompanying drawings.
Fig. 1 is the circuit main body wiring diagram of the present invention a kind of intelligence self priming pump.
Fig. 2 is the control circuit main body wiring diagram of the present invention a kind of intelligence self priming pump.
Fig. 3 is first embodiment of the DC source in the control circuit of the present invention a kind of intelligence self priming pump.
Fig. 4 is second embodiment of the DC source in the control circuit of the present invention a kind of intelligence self priming pump.
Detailed description of the invention
Fig. 1 is the circuit main body wiring diagram of the present invention a kind of intelligence self priming pump.Being known by figure, this intelligence self priming pump includes that power input 1,2, main winding branch road and auxiliary winding branch road, main winding branch road and auxiliary winding branch circuit parallel connection are connected on power input 1,2；Auxiliary winding branch road includes auxiliary winding coil L2 and mutual capacitance C, and auxiliary winding props up route mutual capacitance C and auxiliary winding coil L2 and is composed in series, and main winding branch road is a main winding L1.It is a feature of the present invention that: this intelligence self priming pump also includes a control circuit, and this control circuit has relay K M, the normally opened contact of relay K M is connected to a power input of pump, for controlling the power on/off of pump.
Fig. 2 is the control circuit main body wiring diagram of the present invention a kind of intelligence self priming pump.Being known by figure, described control circuit includes a DC source, water level switch control circuit and the stuck start-up circuit of waterproof pump；nullWater level switch control circuit includes electric capacity C4、Electric capacity C5、The input pin of the oneth MOC optical coupled switch 6、The input pin of the 2nd MOC optical coupled switch 5、Power relay KM、Binding post 4、Resistance R4 and NE555P intervalometer 7，Wherein resistance R4 connects with electric capacity C4 and accesses DC source，Wherein electric capacity C4 terminates the negative pole into DC source，Resistance R4 terminates the positive pole into DC source，External access water level switch at binding post 4，The branch of connecting of electric capacity C4 and resistance R4 is accessed at its middle connecting terminal 4A，The triggering pin 2 of NE555P intervalometer 7 is accessed at binding post 4B、Threshold values pin 6，The anode pin 1 of a MOC optical coupled switch 6 is accessed at binding post 4C，The negative electrode pin 2 of the oneth MOC optical coupled switch 6 accesses the anode pin 1 of the 2nd MOC optical coupled switch 5，The negative electrode pin 2 of the 2nd MOC optical coupled switch 5 accesses the negative pole of DC source，The reset pin 4 of NE555P intervalometer 7、Power pins 8 accesses the positive pole of DC source，The grounding pin 1 of NE555P intervalometer 7 accesses the negative pole of DC source，The pin 5 that controls of NE555P intervalometer 7 accesses the negative pole of DC source through electric capacity C5，The output pin 3 of NE555P intervalometer 7 is through the negative pole of the coil access DC source of relay K M；nullThe stuck start-up circuit of waterproof pump includes electric capacity C3、Resistance R2、Resistance R3、Resistance R5、3rd MOC optical coupled switch 3、The output pin of the oneth MOC optical coupled switch 6 and the output pin of the 2nd MOC optical coupled switch 5，Wherein resistance R2 connects with electric capacity C3 and accesses DC source，Wherein electric capacity C3 terminates the positive pole into DC source，Resistance R2 terminates the negative pole into DC source，One output pin 4 of the 2nd MOC optical coupled switch 5 accesses the branch of connecting of electric capacity C3 and resistance R2，Another output pin 6 of 2nd MOC optical coupled switch 5 accesses the triggering pin 2 of NE555P intervalometer 7、Threshold values pin 6，One output pin 4 of the 3rd MOC optical coupled switch 3 accesses the positive pole of DC source，Another output pin 6 of 3rd MOC optical coupled switch 3 accesses the branch of connecting of electric capacity C3 and resistance R2 through resistance R3，The output pin 3 of NE555P intervalometer 7 is accessed in resistance R5 one end，The other end accesses the anode pin 1 of the 3rd MOC optical coupled switch 3，The negative electrode pin 2 of the 3rd MOC optical coupled switch 3 accesses an output pin 4 of a MOC optical coupled switch 6，Another output pin 6 of oneth MOC optical coupled switch 6 accesses the negative pole of DC source.
nullIntelligence self priming pump of the present invention should be connected with water level switch when installing，Water level switch is placed in water tank，It is so work: when hydropenia in water tank，Such as Fig. 2，It is closure state that water level switch connects at binding post 4A Yu 4B，It is off-state that water level switch connects at binding post 4A Yu 4C，Water level switch control circuit works，The stuck start-up circuit of waterproof pump does not works，The triggering pin 2 of NE555P intervalometer 7 and threshold values pin 6 access the branch of connecting of electric capacity C4 and resistance R4，Electric capacity C4 connects with resistance R4 and is in charged state，The voltage just having started electric capacity C4 two ends is zero，So that the triggering pin 2 of NE555P intervalometer 7 and threshold values pin 6 are electronegative potential，The output pin 3 of NE555P intervalometer 7 is high potential，The coil electricity of relay K M，The power end energising of the normally opened contact Guan Bi water pump of relay K M；nullIf hydropenia at water source，Water pump works always，When electric capacity C4 is charged to a certain degree that (resistance of resistance R4 is the biggest，The electric capacity C4 charging interval is long，Longer than the pump working time making water in making the water tank of hydropenia in the presence of water)，The voltage at its two ends is increased to a certain degree，The triggering pin 2 and the threshold values pin 6 that make NE555P intervalometer 7 are high potential，The output pin 3 of NE555P intervalometer 7 is electronegative potential，The coil no power of relay K M，The normally opened contact of relay K M disconnects the power end no power of water pump，Charging interval due to electric capacity C4，Longer than the pump working time making water in making the water tank of hydropenia in the presence of water，And make water as in water tank，Electric capacity C4 will not recharge，Water pump is made to stop only hydropenia situation at water source so electric capacity C4 is charged，Therefore this process has excessive low water level protection effect；nullIf water is sufficient at water source，It is not charged to a certain degree at electric capacity C4，In water pump has made water tank the most, water punching is full，Water level switch action，I.e. connecting at binding post 4A Yu 4B is off-state，It is closure state that water level switch connects at binding post 4A Yu 4C，Water level switch control circuit does not works，The stuck start-up circuit of waterproof pump works，Water level switch connects Guan Bi at binding post 4A Yu 4C makes the input pin of a MOC optical coupled switch 6 and the input pin conducting of the 2nd MOC optical coupled switch 5，Then the output pin of a MOC optical coupled switch 6 and the output pin of the 2nd MOC optical coupled switch 5 turn on，The series connection branch of electric capacity C3 and resistance R2 is connected with the triggering pin 2 of NE555P intervalometer 7 and threshold values pin 6，Electric capacity C3 connects with resistance R2 and is in charged state，When just starting, the voltage at electric capacity C3 two ends is zero，So that the branch of connecting of electric capacity C3 and resistance R2 is high potential，The output pin 3 of NE555P intervalometer 7 is electronegative potential，The coil no power of relay K M，The normally opened contact of relay K M disconnects the power end no power of water pump，When electric capacity C3 is charged to a certain degree that (resistance of resistance R2 is the biggest，The electric capacity C3 charging interval is the longest，When making that water punching is full in water tank, starting mode of pump needs for a long time)，The voltage at its two ends is increased to a certain degree，The branch of connecting making electric capacity C3 and resistance R2 is electronegative potential，The output pin 3 of NE555P intervalometer 7 is high potential，Relay K M turns on，The power end energising of water pump，Turn on due to the output pin of a MOC optical coupled switch 6 and the output pin 3 of NE555P intervalometer 7 is high potential，The input circuit conducting of the 3rd MOC optical coupled switch 3，The then output circuit conducting of the 3rd MOC optical coupled switch 3，The electricity that electric capacity C3 substitutes the bad for the good discharges through the output circuit of resistance R3 and the 3rd MOC optical coupled switch 3，The resistance of resistance R3 is the least，So electric capacity C3 is the shortest for discharge time，Water pump will soon power-off，This guarantees water pump under long-time the most not ruuning situation under short-time running，Prevent impeller stuck.
DC source in a technique scheme Transient Suppression Diode in parallel, for protection circuit safety.
In technique scheme, the MOC optical coupled switch in control circuit only illustrates use, and available relay, other series optocouplers replace.
Relay K M in a technique scheme commutation diode in parallel, for protective relay KM.
Fig. 3 is first embodiment of the DC source in the control circuit of the present invention a kind of intelligence self priming pump.Being known by figure, this DC source is capacitance-resistance step down type DC source, including electric capacity C1, electric capacity C2, resistance R1, commutator D1, stabilivolt D2；Resistance R1 in capacitance-resistance step down type DC source and electric capacity C1 is in parallel and one end is accessed the one of commutator D1 and exchanged incoming end, the other end accesses extraneous power end, another exchange incoming end of commutator D1 also accesses another extraneous power end, stabilivolt D2 is in parallel with electric capacity C2, the positive pole of stabilivolt D2 connects the positive DC outfan of commutator D1, and the negative pole of stabilivolt D2 connects the negative DC outfan of commutator D1.
Fig. 4 is second embodiment of the DC source in the control circuit of the present invention a kind of intelligence self priming pump.Being known by figure, this DC source includes transformator 8, commutator D3, electric capacity C6；Transformator 8 input in DC source accesses extraneous power supply, and outfan accesses the exchange incoming end of commutator D3, and the DC output end of commutator D3 is in parallel with electric capacity C6.
In addition to the implementation, the present invention also has other embodiments.The technical scheme that all employing equivalents or equivalent transformation are formed, all falls within the protection domain of application claims.
Claims (5)
1. an intelligent self priming pump, this intelligence self priming pump includes that power input, main winding branch road and auxiliary winding branch road, main winding branch road and auxiliary winding branch circuit parallel connection are connected on power input；Auxiliary winding branch road includes auxiliary winding coil L2 and mutual capacitance C, and auxiliary winding props up route mutual capacitance C and auxiliary winding coil L2 and is composed in series, and main winding branch road is a main winding L1；It is a feature of the present invention that: this intelligence self priming pump also includes a control circuit, relay K M is had in this control circuit, the normally opened contact of relay K M is connected to a power input of pump, and described control circuit includes a DC source, water level switch control circuit and the stuck start-up circuit of waterproof pump；nullWater level switch control circuit includes electric capacity C4、Electric capacity C5、The input pin of the oneth MOC optical coupled switch、The input pin of the 2nd MOC optical coupled switch、Power relay KM、Binding post、Resistance R4 and NE555P intervalometer，Wherein resistance R4 connects with electric capacity C4 and accesses DC source，Wherein electric capacity C4 terminates the negative pole into DC source，Resistance R4 terminates the positive pole into DC source，External access water level switch at binding post，Binding post has at three，The branch of connecting of electric capacity C4 and resistance R4 is accessed at its middle connecting terminal first，The triggering pin 2 of NE555P intervalometer is accessed at binding post second、Threshold values pin 6，The anode pin 1 of a MOC optical coupled switch is accessed at binding post the 3rd，The negative electrode pin 2 of the oneth MOC optical coupled switch accesses the anode pin 1 of the 2nd MOC optical coupled switch，The negative electrode pin 2 of the 2nd MOC optical coupled switch accesses the negative pole of DC source，The reset pin 4 of NE555P intervalometer、Power pins 8 accesses the positive pole of DC source，The grounding pin 1 of NE555P intervalometer accesses the negative pole of DC source，The pin 5 that controls of NE555P intervalometer accesses the negative pole of DC source through electric capacity C5，The output pin 3 of NE555P intervalometer is through the negative pole of the coil access DC source of relay K M；nullThe stuck start-up circuit of waterproof pump includes electric capacity C3、Resistance R2、Resistance R3、Resistance R5、3rd MOC optical coupled switch、The output pin of the oneth MOC optical coupled switch and the output pin of the 2nd MOC optical coupled switch，Wherein resistance R2 connects with electric capacity C3 and accesses DC source，Wherein electric capacity C3 terminates the positive pole into DC source，Resistance R2 terminates the negative pole into DC source，One output pin 4 of the 2nd MOC optical coupled switch accesses the branch of connecting of electric capacity C3 and resistance R2，Another output pin 6 of 2nd MOC optical coupled switch accesses the triggering pin 2 of NE555P intervalometer、Threshold values pin 6，One output pin 4 of the 3rd MOC optical coupled switch accesses the positive pole of DC source，Another output pin 6 of 3rd MOC optical coupled switch accesses the branch of connecting of electric capacity C3 and resistance R2 through resistance R3，The output pin 3 of NE555P intervalometer is accessed in resistance R5 one end，The other end accesses the anode pin 1 of the 3rd MOC optical coupled switch，The negative electrode pin 2 of the 3rd MOC optical coupled switch accesses an output pin 4 of a MOC optical coupled switch，Another output pin 6 of oneth MOC optical coupled switch accesses the negative pole of DC source.
A kind of intelligence self priming pump the most according to claim 1, it is characterised in that: this DC source Transient Suppression Diode in parallel.
A kind of intelligence self priming pump the most according to claim 1, it is characterised in that: this power relay KM commutation diode in parallel.
A kind of intelligence self priming pump the most according to claim 1, it is characterised in that: this DC source is capacitance-resistance step down type DC source, including electric capacity C1, electric capacity C2, resistance R1, commutator D1, stabilivolt D2；Resistance R1 in capacitance-resistance step down type DC source and electric capacity C1 is in parallel and one end is accessed the one of commutator D1 and exchanged incoming end, the other end accesses extraneous power end, another exchange incoming end of commutator D1 also accesses another extraneous power end, stabilivolt D2 is in parallel with electric capacity C2, the positive pole of stabilivolt D2 connects the positive DC outfan of commutator D1, and the negative pole of stabilivolt D2 connects the negative DC outfan of commutator D1.
A kind of intelligence self priming pump the most according to claim 1, it is characterised in that: this DC source includes transformator, commutator D3, electric capacity C6；Transformer inputs in DC source accesses extraneous power supply, and outfan accesses the exchange incoming end of commutator D3, and the DC output end of commutator D3 is in parallel with electric capacity C6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510037787.3A CN105889082B (en) | 2015-01-26 | 2015-01-26 | A kind of intelligence self priming pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510037787.3A CN105889082B (en) | 2015-01-26 | 2015-01-26 | A kind of intelligence self priming pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105889082A true CN105889082A (en) | 2016-08-24 |
| CN105889082B CN105889082B (en) | 2018-05-11 |
Family
ID=56999569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510037787.3A Active CN105889082B (en) | 2015-01-26 | 2015-01-26 | A kind of intelligence self priming pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105889082B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107588014A (en) * | 2017-07-28 | 2018-01-16 | 胡君分 | A kind of Intelligent submersible pump |
| CN107607856A (en) * | 2017-09-20 | 2018-01-19 | 胡君分 | A kind of circuit board for testing intelligent self priming pump circuit board |
| CN109630422A (en) * | 2018-11-24 | 2019-04-16 | 赵华勇 | A kind of control circuit of self priming pump water testing machine |
| CN110212795A (en) * | 2019-06-18 | 2019-09-06 | 赵华勇 | A kind of control circuit board and control system of medical rubber hose dipping machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2382865Y (en) * | 1999-07-16 | 2000-06-14 | 深圳市红门机电设备有限公司 | Electronic automatic controller for water pump |
| EP1054506A2 (en) * | 1999-05-17 | 2000-11-22 | FRANKLIN ELECTRIC Co., Inc. | Variable-speed motor drive controller for a pump-motor assembly |
| US20050158176A1 (en) * | 2004-01-19 | 2005-07-21 | Yiu Chih H. | Water pumping and controlling device |
| CN2864162Y (en) * | 2005-12-30 | 2007-01-31 | 莫国荣 | Water pump with self control device |
| CN203516134U (en) * | 2013-09-23 | 2014-04-02 | 赵华勇 | Pressure switch preventing water pump from sticking |
-
2015
- 2015-01-26 CN CN201510037787.3A patent/CN105889082B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1054506A2 (en) * | 1999-05-17 | 2000-11-22 | FRANKLIN ELECTRIC Co., Inc. | Variable-speed motor drive controller for a pump-motor assembly |
| CN2382865Y (en) * | 1999-07-16 | 2000-06-14 | 深圳市红门机电设备有限公司 | Electronic automatic controller for water pump |
| US20050158176A1 (en) * | 2004-01-19 | 2005-07-21 | Yiu Chih H. | Water pumping and controlling device |
| CN2864162Y (en) * | 2005-12-30 | 2007-01-31 | 莫国荣 | Water pump with self control device |
| CN203516134U (en) * | 2013-09-23 | 2014-04-02 | 赵华勇 | Pressure switch preventing water pump from sticking |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107588014A (en) * | 2017-07-28 | 2018-01-16 | 胡君分 | A kind of Intelligent submersible pump |
| CN107607856A (en) * | 2017-09-20 | 2018-01-19 | 胡君分 | A kind of circuit board for testing intelligent self priming pump circuit board |
| CN107607856B (en) * | 2017-09-20 | 2019-10-15 | 永嘉智瓯科技有限公司 | A kind of circuit board for testing intelligent self priming pump circuit board |
| CN109630422A (en) * | 2018-11-24 | 2019-04-16 | 赵华勇 | A kind of control circuit of self priming pump water testing machine |
| CN109630422B (en) * | 2018-11-24 | 2020-05-19 | 江苏中电泵阀制造有限公司 | Control circuit of self-priming pump water testing machine |
| CN110212795A (en) * | 2019-06-18 | 2019-09-06 | 赵华勇 | A kind of control circuit board and control system of medical rubber hose dipping machine |
| CN110212795B (en) * | 2019-06-18 | 2020-12-25 | 郎建敏 | Control circuit board and control system of medical rubber tube immersion machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105889082B (en) | 2018-05-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105889082A (en) | Intelligent self-priming pump | |
| CN107588014B (en) | A kind of Intelligent submersible pump | |
| CN105006806A (en) | Circuit breaker series connection type electrical trip prevention circuit | |
| CN104639137B (en) | A kind of water pump electronic pressure switch | |
| CN104914966B (en) | A kind of single-chip microcontroller Self-disconnecting restarts circuit | |
| CN207853247U (en) | A kind of intelligent water pump control cabinet | |
| CN104637289B (en) | Remote controler | |
| CN204945821U (en) | A kind of safety is again without water tower, the water level in water pool control device of waiting for power consumption | |
| CN202759375U (en) | Circuit topology structure used for controlling power supply starting impact current and extending power supply maintenance time | |
| CN105871056A (en) | Automatic switching circuit of power system | |
| CN207393254U (en) | A kind of underground magnetic starter self-draining arrangement | |
| CN205791781U (en) | Power-supply system automatic switch-over circuit | |
| CN204650218U (en) | A kind of single-chip microcomputer Self-disconnecting restarts circuit | |
| CN109268281A (en) | A kind of intelligence self priming pump | |
| CN205029317U (en) | Electric electrical shutoff control circuit in earth -leakage protector automation | |
| CN204012841U (en) | The power-off restoration module of electric actuator | |
| CN110513303A (en) | A kind of control circuit board of automatic self priming pump | |
| CN101446912B (en) | Monitoring circuit | |
| CN207939194U (en) | A kind of overvoltage crowbar | |
| CN106253211A (en) | A kind of magnetic latching relay automatically controls method and the device thereof that contact disconnects | |
| CN207571695U (en) | Tablet charging base short-circuit protection circuit | |
| CN202308643U (en) | Main-control and secondary-control intelligent socket | |
| CN213873886U (en) | Electrical equipment and condensate water discharging device thereof | |
| CN109617035B (en) | A kind of auxiliary actuating apparatus reducing power surge impact | |
| CN204154845U (en) | A kind of DC ground fault isolation signals collector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Guoliang Inventor before: Zhao Huayong |
|
| CB03 | Change of inventor or designer information | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180410 Address after: Taizhou City, Zhejiang province 317500 Wenling City Zeguo town Danya Industrial Zone Applicant after: ZHEJIANG DAYUAN PUMP INDUSTRY CO., LTD. Address before: The town of Tang Ling village in Wenling city of Taizhou City, Zhejiang province 317525 No. 390 Applicant before: Zhao Huayong |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An intelligent self priming pump Effective date of registration: 20220519 Granted publication date: 20180511 Pledgee: Wenling branch of the Industrial Commercial Bank of China Ltd. Pledgor: ZHEJIANG DAYUAN PUMP INDUSTRY Co.,Ltd. Registration number: Y2022330000722 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |