CN200982879Y - Water level and temperature detection device of solar water heater - Google Patents
Water level and temperature detection device of solar water heater Download PDFInfo
- Publication number
- CN200982879Y CN200982879Y CNU2006201488583U CN200620148858U CN200982879Y CN 200982879 Y CN200982879 Y CN 200982879Y CN U2006201488583 U CNU2006201488583 U CN U2006201488583U CN 200620148858 U CN200620148858 U CN 200620148858U CN 200982879 Y CN200982879 Y CN 200982879Y
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- CN
- China
- Prior art keywords
- lever
- water
- water heater
- housing
- float
- 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.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
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- Level Indicators Using A Float (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The utility model is a water level and water temperature supervisory device for a solar water heater which relates to a water level and water temperature measuring instrument for a solar water heater. The utility model takes advantage of water buoyancy and lever principle and is characterized in that the device comprises a casing, a circuit board, a temperature sensing element, a float, a lever and an electrical signal converter. The lever is provided with a fulcrum hinged with the casing and the end of the long-armed lever section is provided with the float which is equipped with the temperature sensing element connected with the circuit board by the wire. The electrical signal converter comprises a fixed contact and a moving contact. The fixed contact is arranged on the circuit board while the moving contact is arranged on the end of the short-armed lever section. The scheme makes use of water buoyancy and lever effect to realize inspecting the water lever of the water heater further with the ingenious combination of the water temperature probe, which not only increases the corrosion resistance and the service life of the supervisory device, but also more effectively guarantees the accuracy and the reliability of the detection signal. The utility model has a reasonable structure and is compact and effective. The scheme reveals a beneficial prospect for the application in the art and the related art.
Description
Technical field
The utility model relates to the fluviometer of solar water heater, especially a kind of pick-up unit of solar water heater water level.
Background technology
Solar water heater---become a kind of facility that utilizes sun power and energy savings to cause people can directly be benefited, and progressively be used widely and popularize.In view of solar water heater, as solar showering device or boiler, mostly its structure is at the indoor and outdoor a kind of system and device that is made of heat collector, water tank, water pipe and user terminal etc. that is provided with respectively.General, water tank and heat collector all place outdoor, user terminal then installs indoor, for realize can be in the indoor outer water tank of sight chamber easily the temperature of water and the changing condition of water level, to realize adjusting control to the timely moisturizing of water tank, can detect the device of water temperature and SEA LEVEL VARIATION water tank being provided with, this device can be realized the automatic adjusting of moisturizing.Temperature detector commonly used is at present popped one's head in a kind of water temperature of being made up of sound-pipe, temperature-sensing element, control circuit board, guard shield, and probe places a certain fixed position of water tank, is used for detecting and the feedback water temperature signal.Level measurement device has two kinds:
1, electric pole type device: be to utilize the increase and decrease of the resistance of resistance to show the electric pole type device of the height of water level, this device places among the water tank, several resistance are cascaded and insert in the stainless pipe (or using electric silica gel), save the surface by water one and come conducting, its weak point one is that this device all places water tank, because of the resistance of water quality difference water is also different, very big mistake occurs and show; The 2nd, easily produce incrustation scale and after fouling, influence signal conduction, serviceable life is short.
2, pressure sensor apparatus: be the pressure sensor apparatus that a kind of pressure that utilizes water level is converted to electric signal, employing is converted into hydraulic pressure in the device of electric signal output, its weak point is that the termination of sensor easily produces incrustation scale and stops up, secondly, also come from the higher influence of its cost and apply.
Because said apparatus is in various degree the defective and the deficiency that exist aspects such as the short and complex structure of poor reliability, corrosion-resistant, serviceable life in use, the application of the device of its detection is subjected to certain limitation.
The utility model content
The purpose of this utility model, be to utilize buoyancy of water and lever principle to disclose a kind of pick-up unit of measuring water level and water temperature of solar water heater, this device is to adopt following technical scheme to be achieved: a kind of water level and water temperature of solar water heater pick-up unit, it is characterized in that comprising housing, wiring board, temp-sensing element, float, lever and electric signal transducer, lever is provided with the fulcrum hinged with housing, lever is equipped with float long-armed section termination, and float is provided with the temp-sensing element that is connected to wiring board by lead; Electric signal transducer comprises fixed contact and moving contact, and fixed contact is located on the wiring board, and moving contact is located at the termination of lever short arm section; Float is a hollow ball, and fixed contact is several buss at interval, and bus is provided with lead and is connected to wiring board, and moving contact is the shell fragment with elastic pressure, and shell fragment presses and places fixed contact, and shell fragment is provided with lead and is connected to wiring board; Temp-sensing element is located in the shell of float; Also be provided with hollow tubular in the housing, the termination of hollow tubular is provided with temp-sensing element; The joint portion of housing and lever is provided with sealing shroud, and the big opening end socket of sealing shroud places housing, and the osculum end of sealing shroud is placed on lever; The joint portion of housing and hollow tubular is provided with sealing shroud, and the big opening end socket of sealing shroud places housing, and the osculum end of sealing shroud is placed on hollow tubular; Sealing shroud is the turriform cover of a rubber system.
Press the pick-up unit that this programme is implemented, owing to utilized buoyancy of water and lever principle to realize detection to the water heater water level, and combine cleverly with temp-sensing element, not only improve the corrosion resistance and the serviceable life of pick-up unit, and more effectively guaranteed the accuracy and the reliability of detection signal.The utility model is rational in infrastructure, simple and direct effectively, and this programme is in the utilization of present technique and relevant technical field, has opened useful prospect.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment of the utility model;
Fig. 2 is another kind of embodiment of the present utility model.
Embodiment
1 is embodiment with regard to a kind of solar water heater lever water-level and water-temperature pick-up unit in conjunction with the accompanying drawings, does further specifying.The water-level and water-temperature pick-up unit comprises cassette shell 1, wiring board 4, the float 3 of hollow ball formula, the lever 2 and the electric signal transducer of hollow pipe-type, hollow tubular 2 is provided with the fulcrum hinged with housing 1---and 20, fulcrum 20 is actual to be a pivot pin that is pinned at housing 1, hollow tubular 2 is equipped with electric signal transducer in the termination of its galianconism section, electric signal transducer comprises fixed contact 41 and moving contact 21, fixed contact 41 is fixedly arranged in circuit board 4 by several buss made of copper at interval, bus 41 is welded in wiring board 4, moving contact 21 is located at the termination of hollow tubular 2 galianconism sections, moving contact 21 is made by the shell fragment with elastic pressure, and be connected to lead and draw and be connected to governor circuit, shell fragment 21 presses and places bus 41.Also be equipped with temp-sensing element 7 in the shell of hollow ball 3, temp-sensing element 7 has lead to be connected to control circuit.This water-level and water-temperature pick-up unit is located at the top of water-heater water tank, housing 1 is fixed in outside the water tank, its pipe 2 is inserted in the water tank with hollow ball 3, then, hollow ball 3 is bubbled through the water column and with the decline of the water surface, rise and descend, last swing and to drive pipe 2 be that wave in the axle center with fulcrum 20, at this moment, the shell fragment 21 that is positioned at hollow tubular 2 galianconism section terminations is made arc swing thereupon, and the bus 41 with placing wiring board 4 at interval contacts, shell fragment 21 has lead to be connected to governor circuit (with decline of water table respectively with bus 41, the governor circuit of physical signalling through being converted to electric signal that rises is prior art), realize detection thus to the water heater water level, meanwhile, place the temp-sensing element 7 in the hollow ball 3 that water temperature is converted to electric signal and reaches control circuit through lead.6 is external power supply wire.For guarantee hollow tubular 2 when swinging up and down and the joint portion of housing 1 do not interfere, housing 1 must be provided with certain free gap with the joint portion of hollow tubular 2, this gap is not as being sealed, and then might leak causes the device in the housing to be corroded impaired.For this reason, be provided with the turriform sealing shroud 5 of rubber system in this joint portion, this cover has not only guaranteed the excellent sealing at junction surface between housing 1 and the hollow tubular 2 because the elasticity and the retractility of rubber, and provides necessary retractility for waving of hollow tubular 2.Among the figure shown in the dotted line is the view of water tank middle water level when descending.
Fig. 2 is the another kind of embodiment of the utility model sensed water level and water temperature.This embodiment has installed a water temperature probe that is made of hollow tubular 22 and temperature-sensing element 7 additional in housing 1, hollow tubular 22 can be bent into ell (also can be prefabricated into curved pipe or other shape), its objective is that the thermal sensing element 7 that will place in the hollow tubular soaks the end in water, so that directly detect actual water temperature.Temp-sensing element 7 has lead to be connected to control circuit.
Claims (7)
1, a kind of water level and water temperature of solar water heater pick-up unit, it is characterized in that comprising housing, wiring board, temp-sensing element, float, lever and electric signal transducer, lever is provided with the fulcrum hinged with housing, lever is equipped with float long-armed section termination, and float is provided with the temp-sensing element that is connected to wiring board by lead; Electric signal transducer comprises fixed contact and moving contact, and fixed contact is located on the wiring board, and moving contact is located at the termination of lever short arm section.
2, by the described water level and water temperature of solar water heater pick-up unit of claim 1, it is characterized in that float is a hollow ball, fixed contact is several buss at interval, bus is provided with lead and is connected to wiring board, moving contact is the shell fragment with elastic pressure, shell fragment presses and places fixed contact, and shell fragment is provided with lead and is connected to wiring board.
3,, it is characterized in that temp-sensing element is located in the shell of float by power claim 1 or 2 described water level and water temperature of solar water heater pick-up units.
4, by the described water level and water temperature of solar water heater pick-up unit of claim 1, it is characterized in that also being provided with hollow tubular in the housing, the termination of hollow tubular is provided with temp-sensing element.
5, by the described water level and water temperature of solar water heater pick-up unit of claim 1, it is characterized in that the joint portion of housing and lever is provided with sealing shroud, the big opening end socket of sealing shroud places housing, and the osculum end of sealing shroud is placed on lever.
6, by the described water level and water temperature of solar water heater pick-up unit of claim 4, it is characterized in that the joint portion of housing and hollow tubular is provided with sealing shroud, the big opening end socket of sealing shroud places housing, and the osculum end of sealing shroud is placed on hollow tubular.
7, by claim 5 or 6 described solar water heater condensate tank of dehumidifier, it is characterized in that sealing shroud is the turriform cover of a rubber system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201488583U CN200982879Y (en) | 2006-11-14 | 2006-11-14 | Water level and temperature detection device of solar water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201488583U CN200982879Y (en) | 2006-11-14 | 2006-11-14 | Water level and temperature detection device of solar water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200982879Y true CN200982879Y (en) | 2007-11-28 |
Family
ID=38910036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006201488583U Expired - Fee Related CN200982879Y (en) | 2006-11-14 | 2006-11-14 | Water level and temperature detection device of solar water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200982879Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102109373A (en) * | 2010-12-20 | 2011-06-29 | 扬州汽车传感器工程技术研究所 | Floating ball type liquid level sensor |
| CN103017917A (en) * | 2011-09-21 | 2013-04-03 | 昆山鑫昌泰模具科技有限公司 | Oil surface temperature detection device for vacuum furnace |
| CN106840824A (en) * | 2017-02-17 | 2017-06-13 | 南昌富泰力诺检测应用系统有限公司 | A kind of food security examines the quantitative extraction purification device of Special sample soon |
| CN109959430A (en) * | 2017-12-24 | 2019-07-02 | 杨佳悦 | A kind of tongue tube water level switch |
| CN113774638A (en) * | 2021-09-28 | 2021-12-10 | 合肥美的洗衣机有限公司 | Water storage box and household appliance |
-
2006
- 2006-11-14 CN CNU2006201488583U patent/CN200982879Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102109373A (en) * | 2010-12-20 | 2011-06-29 | 扬州汽车传感器工程技术研究所 | Floating ball type liquid level sensor |
| CN103017917A (en) * | 2011-09-21 | 2013-04-03 | 昆山鑫昌泰模具科技有限公司 | Oil surface temperature detection device for vacuum furnace |
| CN106840824A (en) * | 2017-02-17 | 2017-06-13 | 南昌富泰力诺检测应用系统有限公司 | A kind of food security examines the quantitative extraction purification device of Special sample soon |
| CN106840824B (en) * | 2017-02-17 | 2023-08-15 | 南昌富泰力诺检测应用系统有限公司 | Special sample quantitative extraction purifier for food safety quick detection |
| CN109959430A (en) * | 2017-12-24 | 2019-07-02 | 杨佳悦 | A kind of tongue tube water level switch |
| CN113774638A (en) * | 2021-09-28 | 2021-12-10 | 合肥美的洗衣机有限公司 | Water storage box and household appliance |
| CN113774638B (en) * | 2021-09-28 | 2024-01-05 | 合肥美的洗衣机有限公司 | Water storage box and household appliance |
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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: 20071128 Termination date: 20151114 |