CN202836683U - Water level alarming system - Google Patents
Water level alarming system Download PDFInfo
- Publication number
- CN202836683U CN202836683U CN 201220523278 CN201220523278U CN202836683U CN 202836683 U CN202836683 U CN 202836683U CN 201220523278 CN201220523278 CN 201220523278 CN 201220523278 U CN201220523278 U CN 201220523278U CN 202836683 U CN202836683 U CN 202836683U
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- sensor
- water level
- control circuit
- water tank
- relay
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- Level Indicators Using A Float (AREA)
Abstract
The utility model provides a water level alarming system which comprises a mechanical device and a control circuit. The mechanical device comprises a fixed pulley fixedly arranged near a water tank, a floating piece always floating on the water surface inside the water tank, a magnetic piece arranged outside the water tank and a first sensor and a second sensor fixedly arranged outside a side wall of the water tank, and the floating piece are connected with the magnetic piece through a connecting rope winding across the fixed pulley. The first sensor is arranged above the second sensor, and is in a first limit distance from the second sensor. The first sensor is connected with the control circuit, and is used for controlling the control circuit to send out the water level lower limit alarm when detecting that the magnetic piece moves to the position with same height of the first sensor. The second sensor is connected with the control circuit, and is used for controlling the control circuit to send out the water level upper limit alarm when the magnetic piece moves to the position with the same height of the second sensor.
Description
Technical field
The utility model relates to the process water technical field, especially relates to a kind of water level alarm system.
Background technology
Water level alarm is widely used in all trades and professions, such as building supply, the draining of factories and miness district, refrigeration system cooling circulating water etc., is used for giving the alarm when water level reaches default warning line, takes corresponding measure for the staff.
But water level alarm of the prior art is throw-in type mostly, adopt the piezoresistor type sensor, but this throw-in type warning device is often because of after of long duration, its sensor probe is blocked easily, and cause false alarm, on the other hand, the sensor signal lines of this throw-in type is ducked in drink for a long time, easily thereby immersion causes and the electric power system short circuit finally causes the damage of electrical equipment.
The utility model content
The utility model provides a kind of level alarm for water, in order to solve in the prior art sensor owing to throw-in type easily the get clogged false alarm that causes and the problem of device damage.
The utility model provides a kind of water level alarm system, comprising: mechanical hook-up and control circuit; Described mechanical hook-up comprises: be fixedly installed on the other fixed pulley of water tank, all the time float over the floating part on the water surface in the described water tank, be positioned at the outer magnet iron piece of described water tank, and being fixedly installed on described water tank sidewall outer first sensor and the second sensor, described floating part is connected to walk around the connection cord connection of described fixed pulley with magnet iron piece; Described first sensor is positioned at described the second sensor top and described the second sensor the first critical distance of distance; Described first sensor is connected with described control circuit, is used for when detecting described magnet iron piece and move to the position identical with described first sensor height, and the control control circuit sends the water level lower limit and reports to the police; Described the second sensor is connected with described control circuit, is used for when detecting described magnet iron piece and move to the position identical with described the second sensor height, and the control control circuit sends the water level upper limit alarm.
Aforesaid water level alarm system, preferably, described fixed pulley is positioned at the top of described water tank, and is fixedly connected with described water tank sidewall by pulley bracket; Described fixed pulley is positioned at described first sensor top and is in same straight line with described first sensor and the second sensor.
Aforesaid water level alarm system, preferably, described first sensor and the second sensor are respectively magnetic switch, described magnetic switch have can be when sensing described magnet iron piece the normally opened contact of closure.
Aforesaid water level alarm system, preferably, described control circuit comprises power supply, the first relay, the second relay, the first pilot lamp and the second pilot lamp; Described first sensor is serially connected in the first control end loop that the coil of described the first relay and described power supply form, and described the second sensor is serially connected in the coil of the second relay and the second control end loop that described power supply forms; Two normally opened contacts of described the first relay are connected with described the first pilot lamp and are formed the first action branch road, two normally opened contacts of described the second relay are connected with described the second pilot lamp and are formed the second action branch road, and described the first action branch road connects branch road by first and connects branch road and be connected with described power supply with being connected with being connected behind the action branch circuit parallel connection respectively.
Aforesaid water level alarm system preferably, also comprises a hummer, is connected on described first and connects in branch road or the second connection branch road.
Aforesaid water level alarm system preferably, comprises that also one is used for reset switch that described the first control end loop and the second control end loop are disconnected simultaneously.
The water level alarm system that the utility model provides, draw floating part and the outer magnet iron piece of water tank that floats on the surface by the connection cord on the fixed pulley, and utilize the first sensor and the second sensor that are arranged on outside the water tank sidewall to detect the position that magnet iron piece moves, thereby make control circuit send water-level alarm.Water level alarm system of the present utility model, utilize the fixed pulley guiding, the floating part that floats on the surface drives the outer magnet iron piece of water tank, the bound position that can reflect accurately, reliably water level, the false alarm of having avoided sensor probe in the prior art easily to stop up and having caused, and, because first sensor and the second sensor all are fixed in tank outer wall, avoided contacting of electrical equipment and water, thereby solved because signal cable is immersed in the water the short circuit problem that causes for a long time, also improved the serviceable life of this warning system.
Description of drawings
Fig. 1 is the structural representation of mechanical hook-up among the utility model water level alarm system embodiment;
Fig. 2 is the schematic diagram of control circuit among the utility model water level alarm system embodiment.
Embodiment
Fig. 1 is the structural representation of mechanical hook-up among the utility model water level alarm system embodiment, and Fig. 2 is the schematic diagram of control circuit among the utility model water level alarm system embodiment.Water level alarm system of the present utility model comprises: mechanical hook-up and control circuit.Shown in Fig. 1～2, this mechanical hook-up comprise be fixedly installed on the other fixed pulley 201 of water tank 200, all the time float over floating part 203 on the water tank 200 interior waters surface, be positioned at the outer magnet iron piece 204 of water tank 200, and being fixedly installed on water tank 200 sidewalls outer first sensor 205 and the second sensor 206, floating part 203 is connected with magnet iron piece and is connected by a connection cord 202 of walking around fixed pulley 201; First sensor 205 is positioned at the second sensor 206 tops and distance the second sensor 206 first critical distances; First sensor 205 is connected with control circuit, is used for when detecting magnet iron piece 204 and move to the position highly identical with first sensor 205, and the control control circuit sends the water level lower limit and reports to the police; The second sensor 206 is connected with control circuit, is used for when detecting magnet iron piece 204 and move to the position highly identical with the second sensor 206, and the control control circuit sends the water level upper limit alarm.
The installation process of the water level alarm system of present embodiment is: at first, set as required the water level upper and lower limit position of water tank 200, first sensor 205 is installed in water level lower position outside water tank 200 sidewalls, at the water level upper limit position the second sensor 206 is installed, and with first sensor 205 be connected sensor 206 and be connected with control circuit respectively; Then, on water tank 200 sides fixed pulleys 201 are installed by pulley bracket, this fixed pulley 201 is positioned at the top of water tank 200, and be in same straight line with first sensor 205 and the second sensor 206, wherein, an end of the connection cord 202 on the fixed pulley 201 connects the floating part 203 that floats over all the time on the interior water surface of water tank, and the other end connects the magnet iron piece 204 that is arranged on outside the water tank 200, the weight of floating part 203 and magnet iron piece 204 cooperatively interacts, so that floating part 203 drawing magnetism spare about in the of 204 freely.
In the practical application, when first sensor 205 and the second sensor 206 were sensed magnet iron piece 204 and moved to its highly identical position, the control control circuit sent water-level alarm.Particularly, when water level reduces, all the time float in the water tank floating part 203 on the water surface along with water level descends, magnet iron piece 204 is just risen by floating part 203 tractions, until rise to first sensor 205 residing positions (being the water level lower position), at this moment first sensor 205 is sensed, sends limited signal under the water level.In like manner, when the water level rising, floating part 203 is along with moving on the water level, magnet iron piece 204 is just descended by floating part 203 tractions, until drop to the second sensor 206 residing positions (being the water level upper limit position), at this moment the second sensor 206 is sensed, sends limited signal on the water level.
The water level alarm system that present embodiment provides, draw floating part and the outer magnet iron piece of water tank that floats on the surface by the connection cord on the fixed pulley, and utilize the first sensor and the second sensor that are arranged on outside the water tank sidewall to detect the position that magnet iron piece moves, thereby make control circuit send water-level alarm.The water level alarm system of present embodiment, utilize the fixed pulley guiding, the floating part that floats on the surface drives the outer magnet iron piece of water tank, the bound position that can reflect accurately, reliably water level, the false alarm of having avoided sensor probe in the prior art easily to stop up and having caused, and, because first sensor and the second sensor all are fixed in tank outer wall, avoided contacting of electrical equipment and water, thereby solved because signal cable is immersed in the water the short circuit problem that causes for a long time, also improved the serviceable life of this warning system.
In the above-described embodiments, preferably, fixed pulley 201 can be positioned at the top of water tank 200, and is fixedly connected with water tank 200 sidewalls by pulley bracket; Fixed pulley 201 is positioned at first sensor 205 tops and is in same straight line with first sensor 205 and the second sensor 206.Fixed pulley 201 has played the effect that changes connection cord 202 moving directions, can be with the floating part 203 that floats on the surface be converted into magnet iron piece 204 outside the water tank along vertical movement along the vertical connection cord 202 that moves through on the fixed pulley 201, and, when floating part moves vertically upward, magnet iron piece 204 vertical moving down.This shows that the mechanical hook-up design of present embodiment can reflect the bound position of water level accurately, reliably, and this water level alarm system is simple in structure, easy for installation flexible, can as requested, adjust flexibly the position that required water level upper and lower limit is reported to the police.
In the above-described embodiments, preferably, first sensor 205 and the second sensor 206 are respectively magnetic switch, this magnetic switch have can be when sensing magnet iron piece 204 normally opened contact of closure.The setting of magnetic switch, can be so that in magnet iron piece enters the magnetic switch induction range time, the action of driving magnetic switch, and then the control control circuit is reported to the police accordingly, and, detecting sensor compared to the output analog quantity, the switching value of this magnetic switch output can reflect the bound position of water level more accurately, reliably, and magnetic switch is fixed in tank outer wall, avoided contacting of electrical equipment and water, thereby solved because signal cable is immersed in the water the short circuit problem that causes for a long time, also improved the serviceable life of this warning system.
In the above-described embodiments, preferably, control circuit comprises power supply 3010, the first relay 3020, the second relay 3030, the first pilot lamp 3023 and the second pilot lamp 3033; First sensor 205 is serially connected in the first control end loop that the coil of the first relay 3020 and power supply form, and the second sensor 206 is serially connected in the coil of the second relay 3030 and the second control end loop that power supply forms; Two normally opened contacts of the first relay 3020 are connected with the first pilot lamp 3023 and are formed the first action branch road, two normally opened contacts of the second relay 3030 are connected with the second pilot lamp 3033 and are formed the second action branch road, and the first action branch road connects branch road by first and connects branch road and be connected with power supply with being connected with being connected behind the action branch circuit parallel connection respectively.
Further, control circuit can also comprise a hummer 3040, is connected on first and connects in branch road or the second connection branch road.
Preferably, in the control circuit of present embodiment, power supply 3010 can be the 220V AC power, being connected stream 24V power module 3012 with alternating current 220V through the 220V alternating current air switch 3011 with current-limiting protection effect connects, the positive pole of power module 3012 respectively with first sensor 205 be connected the input end of sensor 206 and be connected, the output terminal of first sensor 205 and the second sensor 206 connect the respectively coil of the first relay 3020 and the coil of the second relay 3030, take back the negative pole of power module 3012 after the other end parallel connection of the coil of the coil of the first relay 3020 and the second relay 3030, form the first control end loop and the second control end loop; Then, the normally opened contact 3021 of the first relay and the normally opened contact 3031 of the second relay are composed in series the first action branch road and the second action branch road with an end of the first pilot lamp 3023 and the second pilot lamp 3033 respectively, take back power supply behind the hummer 3040 of connecting again after the other end parallel connection of the first pilot lamp 3023 and the second pilot lamp 3033.
During work, when water level drops to the lower limit water level, first sensor 205 is responded to by magnet iron piece 204, its normally opened contact 3022 closures, the first relay 3020 get electric, auxiliary normally opened contact 3021 closures of the first relay, the first pilot lamp 3023 is lighted, and hummer 3040 sends chimes of doom, the timely water filling of prompting staff; When water level rises to upper limit water level, the second sensor 206 is responded to by magnet iron piece 204, its normal 3032 closures of making war, the second relay 3030 get electric, auxiliary normally opened contact 3031 closures of the second relay, the second pilot lamp 3033 is lighted, hummer 3040 sends chimes of doom, the timely draining of prompting staff.
The water level alarm system that present embodiment provides, utilize the guide effect of fixed pulley, make the floating part that floats on the surface drive the outer magnet iron piece of water tank, the bound position that can reflect very accurate, reliably water level, the false alarm of having avoided sensor probe in the prior art easily to stop up and having caused, and owing to first sensor, the second sensor and control circuit all are arranged on the lateral wall of water tank, avoided contacting of electrical equipment and water, thereby solved because signal cable is immersed in the water the short circuit problem that causes for a long time, also improved the serviceable life of this warning system.
In the above-described embodiments, preferably, water level alarm system comprises that also one is used for reset switch 3050 that the first control end loop and the second control end loop are disconnected simultaneously.
Particularly, the positive pole of power supply can be respectively with first sensor be connected the input end of sensor and be connected, first sensor be connected the output terminal of sensor and can connect respectively a end with the coil of the coil of the first relay and the second relay, take back power cathode behind the above-mentioned reset switch of connecting again after the other end parallel connection of the coil of the coil of the first relay and the second relay.The effect of this reset switch 3050 is, before the staff receives the report for police service action, can press the control knob of this reset switch, disconnect simultaneously the first control loop and the second control loop, thereby eliminated warning the tinkle of bells and pilot light, avoided hummer and pilot lamp electricly long-time.
It should be noted that at last: above each embodiment is not intended to limit only in order to the technical solution of the utility model to be described; Although with reference to aforementioned each embodiment the utility model is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps some or all of technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the scope of each embodiment technical scheme of the utility model.
Claims (6)
1. a water level alarm system is characterized in that, comprising: mechanical hook-up and control circuit;
Described mechanical hook-up comprises: be fixedly installed on the other fixed pulley of water tank, all the time float over the floating part on the water surface in the described water tank, be positioned at the outer magnet iron piece of described water tank, and being fixedly installed on described water tank sidewall outer first sensor and the second sensor, described floating part is connected to walk around the connection cord connection of described fixed pulley with magnet iron piece;
Described first sensor is positioned at described the second sensor top and described the second sensor the first critical distance of distance;
Described first sensor is connected with described control circuit, is used for when detecting described magnet iron piece and move to the position identical with described first sensor height, and the control control circuit sends the water level lower limit and reports to the police;
Described the second sensor is connected with described control circuit, is used for when detecting described magnet iron piece and move to the position identical with described the second sensor height, and the control control circuit sends the water level upper limit alarm.
2. water level alarm system according to claim 1 is characterized in that, described fixed pulley is positioned at the top of described water tank, and is fixedly connected with described water tank sidewall by pulley bracket; Described fixed pulley is positioned at described first sensor top and is in same straight line with described first sensor and the second sensor.
3. water level alarm system according to claim 1 and 2 is characterized in that, described first sensor and the second sensor are respectively magnetic switch, described magnetic switch have can be when sensing described magnet iron piece the normally opened contact of closure.
4. water level alarm system according to claim 3 is characterized in that, described control circuit comprises power supply, the first relay, the second relay, the first pilot lamp and the second pilot lamp;
Described first sensor is serially connected in the first control end loop that the coil of described the first relay and described power supply form, and described the second sensor is serially connected in the coil of the second relay and the second control end loop that described power supply forms;
Two normally opened contacts of described the first relay are connected with described the first pilot lamp and are formed the first action branch road, two normally opened contacts of described the second relay are connected with described the second pilot lamp and are formed the second action branch road, and described the first action branch road connects branch road by first and connects branch road and be connected with described power supply with being connected with being connected behind the action branch circuit parallel connection respectively.
5. water level alarm system according to claim 4 is characterized in that, also comprises a hummer, is connected on described first and connects in branch road or the second connection branch road.
6. water level alarm system according to claim 5 is characterized in that, comprises that also one is used for reset switch that described the first control end loop and the second control end loop are disconnected simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220523278 CN202836683U (en) | 2012-10-12 | 2012-10-12 | Water level alarming system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220523278 CN202836683U (en) | 2012-10-12 | 2012-10-12 | Water level alarming system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202836683U true CN202836683U (en) | 2013-03-27 |
Family
ID=47948368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220523278 Expired - Fee Related CN202836683U (en) | 2012-10-12 | 2012-10-12 | Water level alarming system |
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| Country | Link |
|---|---|
| CN (1) | CN202836683U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103630036A (en) * | 2013-11-28 | 2014-03-12 | 广东韶钢松山股份有限公司 | Measuring method for testing end quenching test water spray height |
| CN103743454A (en) * | 2013-11-28 | 2014-04-23 | 成都欧浦特控制阀门有限公司 | Large movable water tank capable of detecting water level |
| CN106108670A (en) * | 2016-08-29 | 2016-11-16 | 珠海格力电器股份有限公司 | Underneath type water dispenser and overflow protection method and overflow protection device thereof |
| CN108871507A (en) * | 2018-07-11 | 2018-11-23 | 无锡南理工科技发展有限公司 | A kind of electromechanical integration water-level alarm mechanism and application method |
| CN108955814A (en) * | 2018-05-24 | 2018-12-07 | 翟德文 | A kind of novel water tank level monitoring device |
| CN109225655A (en) * | 2018-10-12 | 2019-01-18 | 山西汾西矿业（集团）有限责任公司 | A kind of flotation froth thickness measuring device |
| CN109950876A (en) * | 2019-03-29 | 2019-06-28 | 江苏核电有限公司 | A kind of motor bearings protection system based on temperature detection |
-
2012
- 2012-10-12 CN CN 201220523278 patent/CN202836683U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103630036A (en) * | 2013-11-28 | 2014-03-12 | 广东韶钢松山股份有限公司 | Measuring method for testing end quenching test water spray height |
| CN103743454A (en) * | 2013-11-28 | 2014-04-23 | 成都欧浦特控制阀门有限公司 | Large movable water tank capable of detecting water level |
| CN103630036B (en) * | 2013-11-28 | 2016-03-30 | 广东韶钢松山股份有限公司 | A kind of measuring method checking jominy end quench test water spray height |
| CN106108670A (en) * | 2016-08-29 | 2016-11-16 | 珠海格力电器股份有限公司 | Underneath type water dispenser and overflow protection method and overflow protection device thereof |
| CN108955814A (en) * | 2018-05-24 | 2018-12-07 | 翟德文 | A kind of novel water tank level monitoring device |
| CN108871507A (en) * | 2018-07-11 | 2018-11-23 | 无锡南理工科技发展有限公司 | A kind of electromechanical integration water-level alarm mechanism and application method |
| CN109225655A (en) * | 2018-10-12 | 2019-01-18 | 山西汾西矿业（集团）有限责任公司 | A kind of flotation froth thickness measuring device |
| CN109950876A (en) * | 2019-03-29 | 2019-06-28 | 江苏核电有限公司 | A kind of motor bearings protection system based on temperature detection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130327 Termination date: 20181012 |
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| CF01 | Termination of patent right due to non-payment of annual fee |