CN102467134A - Automatic water level controller of water tower and control method thereof - Google Patents
Automatic water level controller of water tower and control method thereof Download PDFInfo
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- CN102467134A CN102467134A CN2010105516460A CN201010551646A CN102467134A CN 102467134 A CN102467134 A CN 102467134A CN 2010105516460 A CN2010105516460 A CN 2010105516460A CN 201010551646 A CN201010551646 A CN 201010551646A CN 102467134 A CN102467134 A CN 102467134A
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Abstract
The invention discloses an automatic water level controller of a water tower, comprising a water sensor I, a water sensor II and a water sensor III, wherein the water sensor I and the water sensor II are respectively arranged at positions of low and high water levels in the water tower; the water sensor III is arranged in a falling zone of a water inlet pipe; the water sensor I, the water sensor II and the water sensor III are connected with a controller; and the controller is used for carrying out logic operation on signals input by water sensors and carrying out on-off control on a water pump motor by utilizing operation results. According to the invention, the water sensor III is arranged in the falling zone of the water inlet pipe to monitor the influent situation; a timely protection action of an abnormal condition is carried out through the controller to ensure that the abnormal damage to the water pump motor can be avoided; and the water sensors are only needed to be arranged in the water tower so that the device has the advantages of simple structure and low manufacturing and installation cost.
Description
Technical field
The present invention relates to a kind of water level controller, be specifically related to a kind of water tower level self-actuated controller and control method thereof.
Background technology
Publication number is the patent documentation of CN201477451U, discloses a kind of water level controller, can detect water level in the container; And the control external unit is made the circuit of corresponding actions according to SEA LEVEL VARIATION; It comprises a detecting unit, and detecting unit has a plurality of sense contact and a common point, and a plurality of sense contact are separately positioned on different vertical height place in the container; Common point is positioned at the bottom of container; And common point perhaps is connected with power supply, and a logic judgment unit, logic judgment unit have respectively input end that is electrically connected with a plurality of sense contact and common point and the output terminal that is electrically connected with solenoid valve; Be positioned at following sense contact of waterline and common point conducting in the container and have same potential, it is unsettled to be positioned at the above sense contact of waterline in the container.But; This technical scheme is being applied to water tower level when controlling automatically; Remain in deficiency, mainly show when lack of water in the water tower but water inlet pipe freezes and stops up or during the very thirsty anhydrous or brownout of well, cause can't moisturizing the time; But controller still can let water pump ceaselessly turn round for a long time, causes the water pump damage easily.
Summary of the invention
In order to solve the problems of the technologies described above; The present invention aims to provide and a kind ofly stops up or well is anhydrous or during brownout at water inlet pipe; The water tower level self-actuated controller that can protect automatically pump motor; Further purpose can let the water tower level self-actuated controller have the timing reset function, makes it can realize that unmanned moves automatically.In addition, the present invention also provides the control method of water tower level self-actuated controller.
This technical scheme of adopting of invention be: a kind of water tower level self-actuated controller; Comprise the sensor one and sensor two that are installed in low high water stage place in the water tower respectively; Sensor installation three on the water inlet path; Sensor one, sensor two, sensor three connect controller, and controller carries out logical operation to the defeated next signal of sensor, and utilize logic operation result that pump motor is carried out switch control.
When water tower level was reduced to the low-water level place, sensor one detected anhydrous signal and sends into controller, and controller starts pump motor water tower is carried out moisturizing; When water tower level was increased to the high water stage place, sensor two detects had the water signal to send into controller, and the controller motor that switches off the pump stops the water tower moisturizing.When water tower when carrying out moisturizing; Water inlet pipe stops up or well is anhydrous or working voltage is crossed when hanging down if take place; Cause into long-time anhydrous passing through on the water path, sensor three detects anhydrous signal and sends into controller, and controller is after surpassing setting-up time the anhydrous signal duration that sensor three is sent into; The controller motor that switches off the pump is avoided damage with the protection pump motor.Described water inlet path is meant the zone that the water inlet current such as comprises in the water inlet pipe, the district is fallen in water inlet pipe mouth and water inlet and pass through.
Above-mentioned controller comprises automatic reset circuit, and when controller entering guard mode, motor switches off the pump; Start timer; After regularly finishing, trigger automatic reset circuit, controller is replied holding state; Again the defeated next signal of sensor is carried out logical operation, and utilize operation result that pump motor is carried out switch control.Like this, behind the water inlet pipe ice or well resume water supply after back or working voltage recover normal back or sensor fault and repair, controller can start pump motor automatically and recover moisturizing, realizes that unmanned moves automatically.
Above-mentioned controller comprises microcontroller circuit, interface circuit, microcontroller circuit be responsible for to the input signal of sensor delay time, computing, and output logic operation result, and automatically reseting; Interface circuit is responsible for the logic operation result of microprocessor output is converted to the on-off control action of pump motor.
Above-mentioned controller comprises warning device, and when controller entering guard mode, warning device sends warning message, prompting customer inspection fault.
Comprise manual reseting device in the above-mentioned controller, handle manual reseting device, controller is replied holding state.After customer inspection is fixed a breakdown, can handle manual reseting device, controller is replied holding state immediately.
The sensor one, sensor two are the tongue tube of carrying magnetic plastics slip ring, and sensor three is two probes.When water tower level changed, the magnetic plastics slip ring that is sleeved on the tongue tube moved up and down, and tongue tube the two poles of the earth are switched on or switched off; Described magnetic plastics slip ring is meant nested magnetic material in the plastics slip ring.As the anhydrous water inlet pipe that flows through, present high impedance between the probe; Flow through water inlet pipe as water, and the two probes of submergence simultaneously, present Low ESR between the probe.
A kind of control method of water tower level self-actuated controller; Relate to the sensor one and sensor two that are installed in low high water stage place in the water tower respectively; Sensor installation three on the water inlet path; Sensor one, sensor two, sensor three connect controller, and controller moves control according to following steps to pump motor according to the defeated next signal of sensor:
(a) controller is in holding state;
(b) all detect anhydrous signal as if sensor one, sensor two, then start pump motor;
(c) start the time-delay timing, after timing finished, if sensor three detects anhydrous signal, motor then switched off the pump;
(d) all detected the water signal as if sensor one, sensor two, motor then switches off the pump;
(e) reply holding state.
A kind of control method of water tower level self-actuated controller; Relate to the sensor one and sensor two that are installed in low high water stage place in the water tower respectively; Sensor installation three on the water inlet path; Sensor one, sensor two, sensor three connect controller, and controller moves control according to following steps to pump motor according to the defeated next signal of sensor:
(a) controller is in holding state, if sensor signal is unusual, then gets into guard mode;
(b) all detect anhydrous signal as if sensor one, sensor two, then start pump motor;
(c) start the time-delay timing, after timing finishes,, then get into guard mode if sensor three detects anhydrous signal;
(d) all detected the water signal as if sensor one, sensor two, motor then switches off the pump;
(e) reply holding state;
(f) controller gets into guard mode, and the motor that switches off the pump starts timer, after timing finishes, starts automatic reset circuit, and controller is replied holding state.
Beneficial effect of the present invention has: 1, through on the water inlet path, sensor being set; With the monitoring flooded condition; And abnormal conditions are protected action timely through controller; When occurring that water inlet pipe stops up or well is anhydrous or working voltage is crossed when low, can avoid the pump motor damage of switching on for a long time; 2, only need placement sensor in water tower, need not to arrange at well, simple in structure, it is low to make installation cost.
Description of drawings
Fig. 1 is the synoptic diagram of a kind of water tower level self-actuated controller embodiment.
Fig. 2 is a kind of process flow diagram of water tower level self-actuated controller control method.
Fig. 3 is the process flow diagram of another kind of water tower level self-actuated controller control method.
Embodiment
Below, in conjunction with accompanying drawing embodiment of the present invention is described further.
Fig. 1 shows a kind of embodiment of water tower level self-actuated controller; Comprise the sensor 1 that is installed in the low-water level place in the water tower 1 respectively; The sensor 2 22 at high water stage place, sensor installation 3 23 in the water inlet pipe 11, sensor 1, water sensor 2 22, water sensor 3 23 connect controller 3; 3 pairs of signals of sending into of controller carry out logical operation, and utilize operation result that pump motor 4 is carried out switch control.Controller 3 comprises microcontroller circuit 301, interface circuit 303, and microcontroller circuit 301 responsible signals to sensor 1, sensor 2 22, sensor 3 23 inputs are delayed time, computing, and the output logic operation result, and timing reset; Interface circuit 303 is responsible for the logic operation result of microcontroller circuit 301 outputs is converted to the on-off control action of pump motor 4.
Fig. 2 shows a kind of process flow diagram of water tower level self-actuated controller control method; Relate to the sensor one and sensor two that are installed in low high water stage place in the water tower respectively; Sensor installation three on the water inlet path; Sensor one, sensor two, sensor three connect controller, and controller moves control according to following steps to pump motor according to the defeated next signal of sensor:
Step 201: controller is in holding state;
Step 202: the detection signal to sensor one, sensor two is differentiated judge whether all to be anhydrous signal, if yes, is then changed step 203 over to; If, then do not wait for;
Step 203: start pump motor;
Step 204: start the time-delay timing, wait for that timing finishes;
Step 205: sensor three detection signals are differentiated, judged whether if yes, then to change step 207 over to for the water signal is arranged; If, then do not change step 206 over to;
Step 206: motor switches off the pump;
Step 207: the detection signal to sensor one, sensor two differentiates, judges whether all if yes, then to change step 208 over to for the water signal is arranged; If, then do not wait for;
Step 208: the motor that switches off the pump changes step 201 over to.
Fig. 3 shows the process flow diagram of another kind of water tower level self-actuated controller control method; Relate to the sensor one and sensor two that are installed in low high water stage place in the water tower respectively; Sensor installation three on the water inlet path; Sensor one, sensor two, sensor three connect controller, and controller moves control according to following steps to pump motor according to the defeated next signal of sensor:
Step 301: controller is in holding state;
Step 302: the detection signal to sensor one, sensor two is differentiated, judges whether that, sensor two detections anhydrous for sensor one detection have water (being the sensor abnormal signal), if yes, then change step 206 over to; If, then do not change step 303 over to;
Step 303: the detection signal to sensor one, sensor two is differentiated judge whether all to be anhydrous signal, if yes, is then changed step 304 over to; If, then do not change step 301 over to;
Step 304: start pump motor;
Step 305: start the time-delay timing, wait for that timing finishes;
Step 306: sensor three detection signals are differentiated, judged whether if yes, then to change step 308 over to for the water signal is arranged; If, then do not change step 307 over to;
Step 307: get into guard mode, the motor that switches off the pump starts timer, after regularly finishing, changes step 310 over to;
Step 308: the detection signal to sensor one, sensor two differentiates, judges whether all if yes, then to change step 309 over to for the water signal is arranged; If, then do not wait for;
Step 309: the motor that switches off the pump changes step 301 over to;
Step 310: start automatic reset circuit, step 301 is pointed in the back that resets.
Claims (10)
1. water tower level self-actuated controller; Comprise the sensor one and sensor two that are installed in low high water stage place in the water tower respectively; It is characterized in that into sensor installation three on the water path; Sensor one, sensor two, sensor three connect controller, and controller carries out logical operation to the defeated next signal of sensor, and utilize logic operation result that pump motor is carried out switch control.
2. water tower level self-actuated controller as claimed in claim 1 is characterized in that controller comprises automatic reset circuit, when controller gets into guard mode; The motor that switches off the pump starts timer, after regularly finishing; Trigger automatic reset circuit, controller is replied holding state.
3. according to claim 1 or claim 2 water tower level self-actuated controller; It is characterized in that controller comprises microcontroller circuit, interface circuit; Microcontroller circuit be responsible for to the input signal of sensor delay time, computing, and output logic operation result, and automatically reseting; Interface circuit is responsible for the logic operation result of microprocessor output is converted to the on-off control action of pump motor.
4. water tower level self-actuated controller as claimed in claim 3 is characterized in that controller comprises warning device, and when controller entering guard mode, warning device sends warning message, prompting customer inspection fault.
5. water tower level self-actuated controller as claimed in claim 3 is characterized in that comprising in the controller manual reseting device, handles manual reseting device, and controller is replied holding state.
6. according to claim 1 or claim 2 water tower level self-actuated controller is characterized in that controller comprises warning device, and when controller gets into guard mode, warning device sends warning message, prompting customer inspection fault.
7. according to claim 1 or claim 2 water tower level self-actuated controller is characterized in that comprising in the controller manual reseting device, handles manual reseting device, and controller is replied holding state.
8. according to claim 1 or claim 2 water tower level self-actuated controller is characterized in that sensor one, sensor two are the tongue tube of carrying magnetic plastics slip ring, and sensor three is two probes.
9. the control method of a water tower level self-actuated controller; Relate to the sensor one and sensor two that are installed in low high water stage place in the water tower respectively; Sensor installation three on the water inlet path; Sensor one, sensor two, sensor three connect controller, and controller moves control according to following steps to pump motor according to the defeated next signal of sensor:
(a) controller is in holding state;
(b) all detect anhydrous signal as if sensor one, sensor two, then start pump motor;
(c) start the time-delay timing, after timing finished, if sensor three detects anhydrous signal, motor then switched off the pump;
(d) all detected the water signal as if sensor one, sensor two, motor then switches off the pump;
(e) reply holding state.
10. the control method of a water tower level self-actuated controller; Relate to the sensor one and sensor two that are installed in low high water stage place in the water tower respectively; Sensor installation three on the water inlet path; Sensor one, sensor two, sensor three connect controller, and controller moves control according to following steps to pump motor according to the defeated next signal of sensor:
(a) controller is in holding state, if sensor signal is unusual, then gets into guard mode;
(b) all detect anhydrous signal as if sensor one, sensor two, then start pump motor;
(c) start the time-delay timing, after timing finishes,, then get into guard mode if sensor three detects anhydrous signal;
(d) all detected the water signal as if sensor one, sensor two, motor then switches off the pump;
(e) reply holding state;
(f) controller gets into guard mode, and the motor that switches off the pump starts timer, after timing finishes, starts automatic reset circuit, and controller is replied holding state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105516460A CN102467134A (en) | 2010-11-21 | 2010-11-21 | Automatic water level controller of water tower and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105516460A CN102467134A (en) | 2010-11-21 | 2010-11-21 | Automatic water level controller of water tower and control method thereof |
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| Publication Number | Publication Date |
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| CN102467134A true CN102467134A (en) | 2012-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010105516460A Pending CN102467134A (en) | 2010-11-21 | 2010-11-21 | Automatic water level controller of water tower and control method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110109488A (en) * | 2019-04-29 | 2019-08-09 | 杭州电子科技大学 | A kind of low gain feedback control method of city river water level |
| CN112263134A (en) * | 2020-10-17 | 2021-01-26 | 珠海格力电器股份有限公司 | Liquid level heating device and control method |
| CN114737646A (en) * | 2022-03-23 | 2022-07-12 | 甘肃研硕电力科技有限公司 | Water storage tower and control cabinet |
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| JPS569681A (en) * | 1979-06-29 | 1981-01-31 | Shin Meiwa Ind Co Ltd | Automatic running pump |
| CN2512824Y (en) * | 2001-11-09 | 2002-09-25 | 陈朋 | Automatic level controller |
| CN2760519Y (en) * | 2004-12-24 | 2006-02-22 | 彭建红 | Water level sensor and water-tower water level control device |
| CN2773766Y (en) * | 2005-02-04 | 2006-04-19 | 钟基章 | Water level controller |
| CN2864162Y (en) * | 2005-12-30 | 2007-01-31 | 莫国荣 | Water pump with self control device |
| KR20090029244A (en) * | 2009-02-25 | 2009-03-20 | 임홍식 | Radio frequency auto water level control for long range |
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2010
- 2010-11-21 CN CN2010105516460A patent/CN102467134A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS569681A (en) * | 1979-06-29 | 1981-01-31 | Shin Meiwa Ind Co Ltd | Automatic running pump |
| CN2512824Y (en) * | 2001-11-09 | 2002-09-25 | 陈朋 | Automatic level controller |
| CN2760519Y (en) * | 2004-12-24 | 2006-02-22 | 彭建红 | Water level sensor and water-tower water level control device |
| CN2773766Y (en) * | 2005-02-04 | 2006-04-19 | 钟基章 | Water level controller |
| CN2864162Y (en) * | 2005-12-30 | 2007-01-31 | 莫国荣 | Water pump with self control device |
| KR20090029244A (en) * | 2009-02-25 | 2009-03-20 | 임홍식 | Radio frequency auto water level control for long range |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110109488A (en) * | 2019-04-29 | 2019-08-09 | 杭州电子科技大学 | A kind of low gain feedback control method of city river water level |
| CN110109488B (en) * | 2019-04-29 | 2021-11-02 | 杭州电子科技大学 | Low-gain feedback control method for urban river water level |
| CN112263134A (en) * | 2020-10-17 | 2021-01-26 | 珠海格力电器股份有限公司 | Liquid level heating device and control method |
| CN114737646A (en) * | 2022-03-23 | 2022-07-12 | 甘肃研硕电力科技有限公司 | Water storage tower and control cabinet |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120523 |