CN2743884Y - Multifunctional liquid level controller - Google Patents
Multifunctional liquid level controller Download PDFInfo
- Publication number
- CN2743884Y CN2743884Y CN 200420079682 CN200420079682U CN2743884Y CN 2743884 Y CN2743884 Y CN 2743884Y CN 200420079682 CN200420079682 CN 200420079682 CN 200420079682 U CN200420079682 U CN 200420079682U CN 2743884 Y CN2743884 Y CN 2743884Y
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- CN
- China
- Prior art keywords
- lever
- switch
- liquid level
- closed switch
- normally closed
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- Expired - Fee Related
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- Control Of Non-Electrical Variables (AREA)
- Level Indicators Using A Float (AREA)
Abstract
The utility model discloses a multifunctional liquid level controller. The utility model is provided with a lever, wherein, a balance block is arranged on one end of the lever, the other end of the lever is connected with a first float ball and a second ball arranged through connecting lines at intervals, and the gravity of the second float ball is larger than the buoyancy which is borne. The utility model is additionally provided with a motor starting circuit, the motor starting circuit mainly comprises a normal opened switch, a normal closed switch and an attracting coil, wherein, the normal opened switch is arranged above the lever, the normal closed switch is arranged below the lever, the normal opened switch and the normal closed switch can be just respectively contacted through the lifting and the lowering of one end of the lever, and a lever fulcrum is arranged between the normal opened switch and the normal closed switch and the other end of the lever. The utility model has the advantages of simple structure, convenient use, reliable operation and no limitation of liquid level regulation, and besides, a liquid level can be more effectively controlled by connecting a liquid level indicator light or an alarm system.
Description
Technical field
The utility model relates to a kind of float-type liquid level controller.
Background technology
Domestic ball float level controller commonly used is directly to be connected with the starting of pump station coil now, water tank water intake rushed at ball float on one side easily when sort controller made water pump Fraquent start and pump working easily, make it malfunctioning, if be used on the boiler, its high temperature can make the plastics deliquescing, permanent magnet is pulled by the attractive force of iron easily, and regulating water level is restricted.
Summary of the invention
In order to overcome above-mentioned defective, the utility model provides a kind of multifunctional solution level controller for this reason.This multifunctional solution level controller is simple in structure, functional reliability is high, applied widely.
The utility model for the technical scheme that solves its technical matters and adopt is: this multifunctional solution level controller, be provided with a lever, lever one end is provided with counterbalance weight, the lever other end connects first of two interval settings by line, two ball floats, the gravity of second ball float is greater than suffered buoyancy, be provided with a motor starting circuit again, motor starting circuit mainly comprises normal open switch, normally closed switch and pull-in winding, normal open switch is arranged at the lever top, normally closed switch is arranged at the lever below, rise by lever one end, descend and just can touch normal open switch respectively, normally closed switch, balance pivot is located at normal open switch, between the normally closed switch and the lever other end.
Fill with in second ball float with the pond in identical liquid.(can realize that like this gravity greater than buoyancy, sinks it in liquid.Certain second ball float can be made and solid it be sunk in liquid.)
Be provided with a shell, lever is provided with an end and the motor starting circuit of counterbalance weight and is located in the shell, and lever is in outside the shell by the other end that line is provided with first and second ball float, and lever wore the wall of shell as fulcrum.
On the shell of balance pivot top the edge of keeping off the rain is set.
The beneficial effects of the utility model are: during normal liquid level, and lever balance, normal open switch is in off-state, and normally closed switch is in closure state, and water pump quits work; When lacking liquid in the pond, the gravity of first and second ball float deducts that the power and the long-pending of its arm of force of the lever other end that acts on amasss greater than counterbalance weight and its arm of force are behind the buoyancy of first and second ball float, lever is provided with the end rising of counterbalance weight like this, lever jacking normal open switch, make its closure, circuit is connected, starting mode of pump; When liquid level arrives in the second ball float process, first, the gravity of two ball floats deducts first, the power of the lever other end that acts on and its arm of force is long-pending from greater than to equaling until amassing less than counterbalance weight and its arm of force are behind the buoyancy of two ball floats, the end that the while lever is provided with counterbalance weight descends gradually, lever makes normal open switch be in off-state away from normal open switch, water pump works on, lever backs down normally closed switch downwards subsequently, make it to disconnect, down circuitry, water pump quits work, quit work in a flash at water pump, lever is kept to the counterbalance weight end, make normally closed switch keep off-state, when liquid level dropped to normal liquid level, lever restored balance, the not downward top of lever normally closed switch, normally closed switch is in closure state, and water pump continues to quit work.Go round and begin again like this, control liquid level automatically.Can find out that therefrom the utility model is simple in structure, easy to use, and is reliable, liquid level is regulated unrestricted substantially, more can effectively control liquid level by connecting liquid level pilot lamp or warning system in addition.
Description of drawings
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is located at synoptic diagram on the liquid cell for the utility model;
Fig. 2 is the electric motor starting circuit theory diagrams.
Embodiment
Embodiment: referring to Fig. 1 and Fig. 2, a kind of multifunctional solution level controller, be provided with a lever 4, lever 4 one ends are provided with counterbalance weight 12, lever 4 other ends connect first of two interval settings by line 6, two ball floats 7,8, the gravity of second ball float 8 is greater than suffered buoyancy (i.e. second ball float 8 can submerge in the pond in the liquid), be provided with a motor starting circuit again, motor starting circuit mainly comprises normal open switch 2, normally closed switch 5 and pull-in winding KM, normal open switch 2 is arranged at lever 4 tops, normally closed switch 5 is arranged at lever 4 belows, rise by lever one end, descend and just can touch normal open switch 2 respectively, normally closed switch 5, lever 4 fulcrums are located at normal open switch 2, between the normally closed switch 5 and lever 4 other ends (be that balance pivot is located between the normal open switch and the lever other end, balance pivot is located between the normally closed switch and the lever other end simultaneously).
Fill with in second ball float 8 and pond 9 interior identical liquid 10, can realize that like this gravity greater than buoyancy, sinks it in liquid.Certain second ball float can be made and solid it be sunk in liquid.Second ball float, 8 used material proportions must be greater than this liquid specific gravity in this example, and this is a common practise, so is not described in detail in this example.
Be provided with a shell 1, lever is provided with an end and the motor starting circuit of counterbalance weight and is located in the shell 1, and lever 4 is in outside the shell 1 by the other end that line 6 is provided with first and second ball float, and lever 4 wore the wall of shell as fulcrum.Shell is set prevents that rainwater from immersing circuit and other parts and cause damaging.
In order to prevent that rainwater from flowing in the shell, on the shell above the balance pivot, be provided with and keep off the rain along 3, during making, can be in the outer end of shell 1 to lever 4 and bend and be downward-sloping, can prevent that so more sealing flows in the shell 1 along lever.
In the utility model, can install a normally closed switch 51 of connecting additional with normally closed switch 5, can artificially cut off the power supply like this, play safe effect; Can install in addition a normal open switch 21 in parallel again simultaneously additional, can artificially start water pump like this with normal open switch 2, convenient and practical.
During use, motor starting circuit connects water pump, by the self-poise of liquid in the work of water pump and the realization pond of not working.
The employed circuit of the utility model is a pump motor start-up circuit commonly used, no longer describes in detail in this example.
The utility model can be used for the control of various liquid levels.
The course of work of the present utility model is: during normal liquid level, and lever balance, normal open switch is in off-state, and normally closed switch is in closure state, and water pump quits work; When lacking liquid in the pond, the gravity of first and second ball float deducts that the power and the long-pending of its arm of force of the lever other end that acts on amasss greater than counterbalance weight and its arm of force are behind the buoyancy of first and second ball float, lever is provided with the end rising of counterbalance weight like this, lever jacking normal open switch, make its closure, circuit is connected, starting mode of pump; When liquid level arrives in the second ball float process, first, the gravity of two ball floats deducts first, the power of the lever other end that acts on and its arm of force is long-pending from greater than to equaling until amassing less than counterbalance weight and its arm of force are behind the buoyancy of two ball floats, the end that the while lever is provided with counterbalance weight descends gradually, lever makes normal open switch be in off-state away from normal open switch, water pump works on, lever backs down normally closed switch downwards subsequently, make it to disconnect, down circuitry, water pump quits work, quit work in a flash at water pump, lever is kept to the counterbalance weight end, make normally closed switch keep off-state, when liquid level dropped to normal liquid level, lever restored balance, the not downward top of lever normally closed switch, normally closed switch is in closure state, and water pump continues to quit work.Go round and begin again like this, control liquid level automatically.Can find out that therefrom the utility model is simple in structure, easy to use, and is reliable, liquid level is regulated unrestricted substantially, more can effectively control liquid level by connecting liquid level pilot lamp or warning system in addition.
Certainly in this example, can be only with second ball float 8, second ball float 8 is in the full position of liquid in the pond, so only need establish a normal open switch that is in lever top, and principle of work is: lever one end that counterbalance weight is set when lacking liquid in the pond rises, the jacking normal open switch makes its closed energising, pump working, when liquid in the pond submerges second ball float or major part when submerging (can artificially set) fully, lever one end that counterbalance weight is set descends, away from normal open switch, down circuitry, water pump quits work.Go round and begin again like this to finish and go up liquid working automatically.
Claims (4)
1. multifunctional solution level controller, it is characterized in that: be provided with a lever, lever one end is provided with counterbalance weight, the lever other end connects first of two interval settings by line, two ball floats, the gravity of second ball float is greater than suffered buoyancy, be provided with a motor starting circuit again, motor starting circuit mainly comprises normal open switch, normally closed switch and pull-in winding, normal open switch is arranged at the lever top, normally closed switch is arranged at the lever below, rise by lever one end, descend and just can touch normal open switch respectively, normally closed switch, balance pivot is located at normal open switch, between the normally closed switch and the lever other end.
2. multifunctional solution level controller according to claim 1 is characterized in that: fill with in second ball float with the pond in identical liquid.
3. multifunctional solution level controller according to claim 1, it is characterized in that: be provided with a shell, lever is provided with an end and the motor starting circuit of counterbalance weight and is located in the shell, and lever is in outside the shell by the other end that line is provided with first and second ball float, and lever wore the wall of shell as fulcrum.
4. multifunctional solution level controller according to claim 1 is characterized in that: on the shell of balance pivot top the edge of keeping off the rain is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420079682 CN2743884Y (en) | 2004-09-17 | 2004-09-17 | Multifunctional liquid level controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420079682 CN2743884Y (en) | 2004-09-17 | 2004-09-17 | Multifunctional liquid level controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2743884Y true CN2743884Y (en) | 2005-11-30 |
Family
ID=35633902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420079682 Expired - Fee Related CN2743884Y (en) | 2004-09-17 | 2004-09-17 | Multifunctional liquid level controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2743884Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101218903B (en) * | 2008-01-25 | 2011-04-20 | 厦门大学 | Automatic alarm device for aquatic animal oviposition |
| CN102976564A (en) * | 2012-12-24 | 2013-03-20 | 常州大学 | Continuous rural domestic waste water treating device |
| CN103137379A (en) * | 2012-12-10 | 2013-06-05 | 付小林 | Weight-pressing lever automatically controlling switch |
| CN103353771A (en) * | 2013-06-19 | 2013-10-16 | 国家电网公司 | Automatic pumping integration protection circuit and apparatus thereof |
| CN103760925A (en) * | 2014-01-22 | 2014-04-30 | 安徽大地工程管道有限公司 | Cooling pond water level controller |
| CN103982410A (en) * | 2014-06-02 | 2014-08-13 | 湖南科技学院 | Air pump air pressure automatic controller |
| CN109857156A (en) * | 2019-01-02 | 2019-06-07 | 河海大学 | A kind of parallel automatic liquid adding device and its implementation method |
| CN110349801A (en) * | 2018-04-07 | 2019-10-18 | 杨佳悦 | A kind of float water level switch |
-
2004
- 2004-09-17 CN CN 200420079682 patent/CN2743884Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101218903B (en) * | 2008-01-25 | 2011-04-20 | 厦门大学 | Automatic alarm device for aquatic animal oviposition |
| CN103137379A (en) * | 2012-12-10 | 2013-06-05 | 付小林 | Weight-pressing lever automatically controlling switch |
| CN102976564A (en) * | 2012-12-24 | 2013-03-20 | 常州大学 | Continuous rural domestic waste water treating device |
| CN103353771A (en) * | 2013-06-19 | 2013-10-16 | 国家电网公司 | Automatic pumping integration protection circuit and apparatus thereof |
| CN103353771B (en) * | 2013-06-19 | 2016-12-28 | 国家电网公司 | Automatic pumping general protective circuit and device thereof |
| CN103760925A (en) * | 2014-01-22 | 2014-04-30 | 安徽大地工程管道有限公司 | Cooling pond water level controller |
| CN103982410A (en) * | 2014-06-02 | 2014-08-13 | 湖南科技学院 | Air pump air pressure automatic controller |
| CN110349801A (en) * | 2018-04-07 | 2019-10-18 | 杨佳悦 | A kind of float water level switch |
| CN109857156A (en) * | 2019-01-02 | 2019-06-07 | 河海大学 | A kind of parallel automatic liquid adding device and its implementation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |