CN201945062U - Non-contact type measuring and controlling instrument of solar water heater - Google Patents
Non-contact type measuring and controlling instrument of solar water heater Download PDFInfo
- Publication number
- CN201945062U CN201945062U CN2011200560452U CN201120056045U CN201945062U CN 201945062 U CN201945062 U CN 201945062U CN 2011200560452 U CN2011200560452 U CN 2011200560452U CN 201120056045 U CN201120056045 U CN 201120056045U CN 201945062 U CN201945062 U CN 201945062U
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- China
- Prior art keywords
- water heater
- solar water
- water tank
- sliding sleeve
- solar
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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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Abstract
The utility model discloses a non-contact type measuring and controlling instrument of a solar water heater. A sliding sleeve is mounted in a hole at the upper end of a solar water heater water tank; a protection cover is covered outside the sliding sleeve; a temperature sensor is mounted in a hole at one end of a stainless steel pipe, and the stainless steel pipe is inserted into the bottom of the solar water heater water tank by the sliding sleeve; one end of a sliding bar is inserted into the solar water heater water tank by the sliding sleeve to form a sliding match; a floating ball is mounted at one end of the sliding bar while a non-contact sensor is mounted at the other end of the sliding bar; a plurality of non-contact induction switches are sequentially mounted at the inner side of the protection cover with an equal distance; a plurality of induction switches and temperature sensors are respectively connected with a singlechip controller; one end of an electromagnetic valve is connected with a water outlet by a relay while the other end of the electromagnetic valve is connected with the water tank; and the electromagnetic valve is electrically connected with the singlechip controller. Non-contact between water and the sensors is realized based on a principle of buoyant force so as to solve the problems that the sensors are subjected to ageing and inaccurate measurement due to factors such as sharp water temperature change of the solar water heater and incrustation. The instrument has strong practicability.
Description
Technical field
The utility model relates to a kind of solar water heater measurement and control instrument, especially relates to a kind of based on contactless solar water heater measurement and control instrument.
Background technology
At present in the solar water heater field, measure the mode that its water level and water temperature all adopt level sensor and temperature sensor directly to contact with water.Adopt this mode to measure the defective that water level and water temperature have following several respects, one, because water temperature changes frequently in the solar water heater, some local water quality has corrosivity in addition, adopts sensor to damage sensor easily with the mode that water directly contacts; Its two, water forms incrustation scale at sensor surface easily in heating process, incrustation scale can have a strong impact on the degree of accuracy of measurement attached to the surface of sensor; Its three, some sensor especially level sensor may non-refractory, perhaps temperature is very big to its measuring stability influence, adopts sensor to limit its safe handling with the mode that water directly contacts.Causing based on above defective is service life of level sensor and temperature sensor to be generally 2～3 years at present, and inaccurate especially level sensor in use can occur measuring.Above defective has a strong impact on for vast too can the water heater user having brought, and the while has also been hindered further developing of solar water heater industry.
Summary of the invention
At the deficiencies in the prior art, it is a kind of based on contactless solar water heater measurement and control instrument that the purpose of this utility model is to provide, adopt non-contacting mode to measure water level and water temperature in the solar water heater, eliminated water temperature frequent variations and incrustation scale to the infringement of sensor with to the harmful effect of accuracy of measurement, stability, prolonged too can water heater whole service life.
The purpose of this utility model is achieved through the following technical solutions:
The utility model comprises magnetic valve, temperature sensor, stainless steel tube, ball float, sliding sleeve, litter, protective cover, noncontacting proximity sensor, a plurality of non-contact inductive switch and singlechip controller; Sliding sleeve is installed in the hole of solar water heater water tank upper end; protective cover covers on and exposes outside the outer sliding sleeve of solar water heater water tank; in one stomidium of stainless steel tube temperature sensor is housed; stainless steel tube inserts the solar water heater water tank bottom through sliding sleeve; one end of litter inserts to form in the solar water heater water tank through sliding sleeve and is slidingly matched; one end of litter is equipped with ball float; the other end of litter is equipped with noncontacting proximity sensor; a plurality of non-contact inductive switches are installed in the inboard of protective cover successively equally spacedly; a plurality of non-contact inductive switches and temperature sensor are connected with solar water heater water tank singlechip controller outward respectively; one end of magnetic valve links to each other with water inlet; the other end links to each other with solar water heater water tank; magnetic valve is electrically connected with singlechip controller through relay, and delivery port links to each other with solar water heater water tank.。
Described noncontacting proximity sensor is magnetic patch or photoelectric sensor.
Described a plurality of non-contact inductive switch is magnetic induction switch or optoelectronic switch.
Compared with prior art, the beneficial effects of the utility model are:
1. solve water level sensor for solar water heater and temperature sensor effectively and be subjected to the easy problems of damaging of factor affecting such as water temperature frequent variations, prolonged the whole service life of solar water heater.
2. solved effectively because of incrustation scale causes level sensor and the inaccurate problem of temperature sensor measurement, thereby improved the confidence level and the degree of safety of solar water heater.
3. realization non-contact measurement solar water heater middle water level and water temperature are applicable to all kinds of solar water heaters, and require water level and water temperature are measured and the water heater use of controlling automatically.
Description of drawings
Accompanying drawing is an overall structure schematic diagram of the present utility model.
Among the figure: 1. solar water heater water tank, 2. delivery port, 3. magnetic valve, 4. water inlet, 5. temperature sensor; 6. stainless steel tube, 7. ball float, 8. sliding sleeve, 9. litter, 10 protective covers; 11. noncontacting proximity sensor, more than 12. non-contact inductive switch, 13. singlechip controllers, 14, relay.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further described.
As shown in drawings, the utility model comprises magnetic valve 3, temperature sensor 5, stainless steel tube 6, ball float 7, sliding sleeve 8, litter 9, protective cover 10, noncontacting proximity sensor 11, a plurality of non-contact inductive switch 12 and singlechip controller 13; Sliding sleeve 8 is installed in the hole of solar water heater water tank 1 upper end; protective cover 10 covers on outside the sliding sleeve 8 that exposes outside the solar water heater water tank 1; in one stomidium of stainless steel tube 6 temperature sensor 5 is housed; stainless steel tube 6 inserts solar water heater water tank 1 bottom through sliding sleeve 8; one end of litter 9 inserts to form in the solar water heater water tank 1 through sliding sleeve 8 and is slidingly matched; one end of litter 9 is equipped with ball float 7; the other end of litter 9 is equipped with noncontacting proximity sensor 11; a plurality of non-contact inductive switches 12 are installed in the inboard of protective cover 10 successively equally spacedly; a plurality of non-contact inductive switches and temperature sensor 5 are connected with solar water heater water tank 1 singlechip controller 13 outward respectively; one end of magnetic valve 3 links to each other with water inlet 4; the other end links to each other with solar water heater water tank 1; magnetic valve 3 is electrically connected with singlechip controller 13 through relay 14, and delivery port 2 links to each other with solar water heater water tank 1.
Described noncontacting proximity sensor 11 is magnetic patch or photoelectric sensor.
Described a plurality of non-contact inductive switch 12 is magnetic induction switch or optoelectronic switch.
Single-chip Controlling instrument 13 is responsible for receiving the input signal of magnetic strength device switch 12 and temperature sensor 5, controlling magnetic valve 3 according to the control model of these signals and user's setting opens and closes, thereby realize control, still be responsible for demonstration simultaneously its water level and water temperature signal to solar water heater water level and water temperature.
The course of work of the present utility model is as follows:
When the solar water heater middle water level changed, under buoyancy function, ball float 7 moved on understanding along with the rising of solar water heater water level, moves down along with the decline of water level.When the water level of solar water heater rises, under the effect of litter 9, the noncontacting proximity sensor 11 at litter 9 tops can be with ball float 7 one the same moving, noncontacting proximity sensor 11 moves past in the journey last, when its process non-contact inductive switch 12, can impel this position non-contact inductive switch 12 closures, the signal that magnetic induction switch 12 closures of this position are produced will be imported in the singlechip controller 13 by lead, the duty of this signal control water level indicator light after singlechip controller 13 is handled, the user just can learn the water level situation of solar water heater by observing water level indicator light, thereby realized water level is shown in real time, in a word, water level rises, non-contact inductive switch 12 is just many more from going up closed number down, the water level that water level indicator light shows is just high more, otherwise the water level of demonstration is just low more, be five non-contact inductive switches 12 in the accompanying drawing, its concrete number can be decided according to the required precision that shows water level.The user can set lowest water level and peak level by singlechip controller 13, when the water level of solar water heater water tank 1 is lower than lowest water level, by singlechip controller 13 opens solenoid valve 3, otherwise, when the water level of solar water heater water tank 1 is higher than peak level, close magnetic valve 3 by singlechip controller 13, thereby realize automatic control the solar water heater water level.Temperature sensor 5 in the stainless steel tube 6 is input to the analog signal of water temperature in the singlechip controller 13 by lead, this analog signal dress after singlechip controller 13 is handled changes data signal into, and water temperature value is shown to the user, thereby realized real-time detection to solar water heater water-temperature by charactron.
The temperature sensor that the utility model adopted, noncontact inductive switch and noncontacting proximity sensor can be according to arriving that the design needs can be bought from the market.
Claims (3)
1. one kind based on contactless solar water heater measurement and control instrument, it is characterized in that: comprise magnetic valve (3), temperature sensor (5), stainless steel tube (6), ball float (7), sliding sleeve (8), litter (9), protective cover (10), noncontacting proximity sensor (11), a plurality of non-contact inductive switch (12) and singlechip controller (13); Sliding sleeve (8) is installed in the hole of solar water heater water tank (1) upper end; protective cover (10) covers on and exposes outside the outer sliding sleeve (8) of solar water heater water tank (1); temperature sensor (5) is housed in one stomidium of stainless steel tube (6); stainless steel tube (6) inserts solar water heater water tank (1) bottom through sliding sleeve (8); one end of litter (9) inserts to form in the solar water heater water tank (1) through sliding sleeve (8) and is slidingly matched; one end of litter (9) is equipped with ball float (7); the other end of litter (9) is equipped with noncontacting proximity sensor (11); a plurality of non-contact inductive switches (12) are installed in the inboard of protective cover (10) successively equally spacedly; a plurality of noncontact inductive switches (12) and temperature sensor (5) are connected with solar water heater water tank (1) singlechip controller (13) outward respectively; one end of magnetic valve (3) links to each other with water inlet (4); the other end links to each other with solar water heater water tank (1); magnetic valve (3) is electrically connected with singlechip controller (13) through relay (14), and delivery port (2) links to each other with solar water heater water tank (1).
2. according to claim 1 a kind of based on contactless solar water heater measurement and control instrument, it is characterized in that: described noncontacting proximity sensor (11) is magnetic patch or photoelectric sensor.
3. according to claim 1 a kind of based on contactless solar water heater measurement and control instrument, it is characterized in that: described a plurality of non-contact inductive switches (12) are magnetic induction switch or optoelectronic switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200560452U CN201945062U (en) | 2011-03-03 | 2011-03-03 | Non-contact type measuring and controlling instrument of solar water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200560452U CN201945062U (en) | 2011-03-03 | 2011-03-03 | Non-contact type measuring and controlling instrument of solar water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201945062U true CN201945062U (en) | 2011-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200560452U Expired - Fee Related CN201945062U (en) | 2011-03-03 | 2011-03-03 | Non-contact type measuring and controlling instrument of solar water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201945062U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103728027A (en) * | 2014-01-16 | 2014-04-16 | 王春刚 | Non-contact type sensor of solar water heater |
| CN105509843A (en) * | 2016-01-25 | 2016-04-20 | 苏州市尚科产品检测中心 | Device for detecting water level in water tank |
| CN107387192A (en) * | 2017-09-19 | 2017-11-24 | 浙江海洋大学 | A kind of marine diesel engine crankshaft lubricating arrangement and boat diesel engine |
| CN107764659A (en) * | 2017-11-24 | 2018-03-06 | 河南理工大学 | Coal petrography mechanics test device and method under a kind of low temperature liquid nitrogen impact |
| CN109268237A (en) * | 2018-08-03 | 2019-01-25 | 广东长盈精密技术有限公司 | A kind of gas-liquid separator for CNC equipment |
| CN117870824A (en) * | 2024-01-19 | 2024-04-12 | 山东旭扬新能源有限公司 | Water level measuring device for solar water heater |
-
2011
- 2011-03-03 CN CN2011200560452U patent/CN201945062U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103728027A (en) * | 2014-01-16 | 2014-04-16 | 王春刚 | Non-contact type sensor of solar water heater |
| CN103728027B (en) * | 2014-01-16 | 2016-03-09 | 王春刚 | Contactless solar water heater sensor |
| CN105509843A (en) * | 2016-01-25 | 2016-04-20 | 苏州市尚科产品检测中心 | Device for detecting water level in water tank |
| CN107387192A (en) * | 2017-09-19 | 2017-11-24 | 浙江海洋大学 | A kind of marine diesel engine crankshaft lubricating arrangement and boat diesel engine |
| CN107764659A (en) * | 2017-11-24 | 2018-03-06 | 河南理工大学 | Coal petrography mechanics test device and method under a kind of low temperature liquid nitrogen impact |
| CN107764659B (en) * | 2017-11-24 | 2024-01-05 | 河南理工大学 | Coal rock mechanical testing device and method under low-temperature liquid nitrogen impact |
| CN109268237A (en) * | 2018-08-03 | 2019-01-25 | 广东长盈精密技术有限公司 | A kind of gas-liquid separator for CNC equipment |
| CN109268237B (en) * | 2018-08-03 | 2020-02-21 | 广东长盈精密技术有限公司 | Gas-liquid separator for CNC equipment |
| CN117870824A (en) * | 2024-01-19 | 2024-04-12 | 山东旭扬新能源有限公司 | Water level measuring device for solar water heater |
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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: 20110824 Termination date: 20150303 |
|
| EXPY | Termination of patent right or utility model |