CN205373068U - Electric water heater earthleakage protective equipment based on electric infrared detection is released to heat - Google Patents
Electric water heater earthleakage protective equipment based on electric infrared detection is released to heat Download PDFInfo
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- CN205373068U CN205373068U CN201620042191.2U CN201620042191U CN205373068U CN 205373068 U CN205373068 U CN 205373068U CN 201620042191 U CN201620042191 U CN 201620042191U CN 205373068 U CN205373068 U CN 205373068U
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Abstract
The utility model relates to an electric water heater earthleakage protective equipment based on electric infrared detection is released to heat, including intellectual detection system device and smart jack, electric PIR, wireless transmitting module and low pressure detection module are released including heat to the intellectual detection system device, the smart jack includes wireless receiving module, voltage zero -cross detection module and two relay switch module. Get into the bathroom as the people, the intellectual detection system device detects the human hot infrared signal who sends and to smart jack send wireless signal, behind the smart jack receive wireless signals, breaks off the zero line and the live wire of water heater constantly simultaneously detecting the grid voltage zero passage, guarantees that the water heater cuts off the power supply totally, stops electric water heater electric leakage accident, and automatic recovery electric water heater supplies power after the people leaves bathroom no. 1 and fixes time. The problem of because of quality of water is solved, it is invalid to protect earth leakage protection untimely or that the human factor leads to.
Description
Technical field
This utility model relates to electric water heater leakage protection field, particularly relates to a kind of electric water heater leakage protection device based on rpyroelectric infrared detection.
Background technology
Along with China's economy develops rapidly, living standards of the people improve constantly, and the demand for household electrical appliance is also continuously increased.Electric heater, as a kind of common household electrical appliance, has compared with gas heater and solar water appliance that noise is little, low price, weatherproof advantage, is increasingly subject to the favor of people.The critical piece of electric heater has inner bag, electrically heated rod, temperature-detecting device and earth leakage protective device; electric heating rod device is inside inner bag; water is stored in inner bag; once the water temperature in temperature-detecting device detection inner bag is lower than user's set temperature value, the auto-power on heating of electrically heated rod makes water temperature be maintained at user's set temperature value.During owing to using, cold water constantly supplements cold water to inner bag, water temperature in inner bag will certainly lower than user's setting value, if now electric heater is in "on" position, electrically heated rod can be interrupted the water in electrified regulation inner bag, and this often causes electric leakage accident to occur, and jeopardizes personal safety.For avoiding electric leakage accident to occur, electric heater is typically provided with anti-electricity wall and leakage protecting plug, requires that user cuts off electric heater power supply before using electric heater simultaneously.But the electric leakage accident of electric heater or again and again generation; this is because the electric leakage reason of water heater is complicated; the water hardness of different regions is different, and the effect of anti-electricity wall protection is difficult to ensure that, and leakage protecting plug is just to shield after leaky has occurred and that.In actual use, user often should be to dislike trouble or neglect and do not cut off the electricity supply, it does not have recognize oneself charged use electric heater, once leak electricity, even if having anti-electricity wall and leakage protecting plug to be still difficult to avoid that, accident occurs.
Utility model content
Therefore; for above-mentioned problem; the utility model proposes a kind of electric water heater leakage protection device based on rpyroelectric infrared detection; solve because of quality problem, protection not in time or the earth leakage protective that causes of anthropic factor invalid; before using electric heater, just automatically cut off electric heater power supply, stop electric heater electric leakage accident.
For achieving the above object, this utility model have employed techniques below scheme: a kind of electric water heater leakage protection device based on rpyroelectric infrared detection, including intelligent detection device and smart jack, described intelligent detection device includes rpyroelectric infrared detection module, wireless transmitter module and low pressure detection module, described wireless transmitter module electrically connects with rpyroelectric infrared detection module respectively with low pressure detection module, described low pressure detection module electrically connects with wireless transmitter module, described smart jack includes wireless receiving module, voltage zero-cross detection module and double relay switch module, described wireless receiving module and voltage zero-cross detection module electrically connect with double relay switch module respectively, described wireless transmitter module and wireless receiving module wireless connections, described double relay switch module and voltage zero-cross detection module connect civil power respectively.
Further, described rpyroelectric infrared detection module includes pyroelectric infrared sensor and aneroid battery, described pyroelectric infrared sensor electrically connects with aneroid battery, and described pyroelectric infrared sensor electrically connects with wireless transmitter module, and described aneroid battery electrically connects with low pressure detection module.
Further, also including buzzer, described buzzer electrically connects with low pressure detection module.
By adopting preceding solution, the beneficial effects of the utility model are: this device adopts the thermal infrared signal that pyroelectric infrared sensor Intelligent Measurement human body sends, and has high sensitivity；Adopt wireless transmitter module and wireless receiving module transmission data, decrease actual track and connect；Adopt voltage zero-cross detection module auxiliary double relay switch module, it is ensured that double relay switch just disconnects electric heater power supply at line voltage zero-acrross ing moment, reduces double relay switch circuit breaking arcing, improve relay Reliability of Microprocessor and extend double relay switch life；Adopt low pressure detection module, dry cell voltage in monitoring rpyroelectric infrared detection module in real time, when dry cell voltage is too low, low pressure detection module order buzzer sends alarm, simultaneously switch off electric heater power supply, it is ensured that when dry cell voltage is too low in rpyroelectric infrared detection module, electric heater is in off-position；After people leaves bathroom certain time, automatically recover electric heater power.
Accompanying drawing explanation
Fig. 1 is module frame chart of the present utility model.
In accompanying drawing, the list of parts representated by each label is as follows:
1, intelligent detection device；2, smart jack；3, buzzer；11, rpyroelectric infrared detection module；111, pyroelectric infrared sensor；112, aneroid battery；12, wireless transmitter module；13 low pressure detection modules；21, wireless receiving module；22, double relay switch module；23, voltage zero-cross detection module.
Detailed description of the invention
Below in conjunction with accompanying drawing, principle of the present utility model and feature being described, example is served only for explaining this utility model, is not intended to limit scope of the present utility model.
As it is shown in figure 1, a kind of electric water heater leakage protection device based on rpyroelectric infrared detection, including intelligent detection device 1, smart jack 2 and buzzer 3.Described intelligent detection device 1 includes rpyroelectric infrared detection module 11, wireless transmitter module 12 and low pressure detection module 13, described rpyroelectric infrared detection module 11 includes pyroelectric infrared sensor 111 and aneroid battery 112, described pyroelectric infrared sensor 111 adopts aneroid battery 112 to power, described wireless transmitter module 12 is released infrared sensor 111 and is electrically connected with heat, and described buzzer 3, aneroid battery 112 and wireless transmitter module 12 are connected with low pressure detection module 13 respectively.Described pyroelectric infrared sensor 111 adopts LH1778 pyroelectric infrared sensor common at present, there is high sensitivity, after people enters bathroom, pyroelectric infrared sensor 111 detects the infrared signal that human body sends, and infrared signal finally passes to wireless transmitter module 12 in electrical signal form；Described low pressure detection module 13 is existing known technology, and for monitoring aneroid battery 112 voltage in real time, when aneroid battery 112 brownout being detected, low pressure detection module 13 order buzzer 3 sends alarm and sends the signal of telecommunication to wireless transmitter module 12 simultaneously；Described wireless transmitter module 12 adopts ASK wireless transmitter module, and model is TX1, is used for the signal of telecommunication receiving pyroelectric infrared sensor 111 and low pressure detection module 13 transmits, and this signal of telecommunication is converted into wireless data sends.
Smart jack 2 includes wireless receiving module 21, double relay switch module 22 and voltage zero-cross detection module 23, described wireless receiving module 21 and voltage zero-cross detection module 23 electrically connect with double relay switch module 22 respectively, and described double relay switch module 22 and voltage zero-cross detection module 23 connect civil power respectively.Described wireless receiving module 21 adopts ASK superhet wireless receiving module, and model is RXB19, for receiving the wireless data that wireless transmitter module 12 launches, and this wireless data is decoded as the signal of telecommunication sends double relay switch module 22 to；Described voltage zero-cross detection module 23 adopts optocoupler PC817 isolation detection civil power phase place, in order to gather the line voltage zero passage signal of telecommunication, the line voltage zero passage signal of telecommunication is passed to double relay switch module 22；Described double relay switch module 22 includes double relay switch and control circuit thereof, double; two relay switchs connect zero line and live wire respectively, when double relay switch module 22 is simultaneously received after the signal of telecommunication of wireless receiving module 21 and voltage zero-cross detection module 23, double relay switch motion simultaneously switches off zero line and live wire, it is ensured that electric heater is fully powered-off.After people leaves bathroom certain time, the thermal infrared signal in bathroom surrounding is reduced to heat and releases outside infrared sensor 111 detection range, and double relay switch Guan Bi electric heater restores electricity.Adopt voltage zero-cross detection module 23, it is ensured that double relay switch action deenergization when line voltage zero passage, reduce double relay switch circuit breaking arcing, improve relay Reliability of Microprocessor and extend double relay switch life.
Although specifically showing in conjunction with preferred embodiment and describing this utility model; but those skilled in the art should be understood that; in the spirit and scope of the present utility model limited without departing from appended claims; this utility model can be made a variety of changes in the form and details, be protection domain of the present utility model.
Claims (3)
1. the electric water heater leakage protection device based on rpyroelectric infrared detection, it is characterized in that: include intelligent detection device and smart jack, described intelligent detection device includes rpyroelectric infrared detection module, wireless transmitter module and low pressure detection module, described wireless transmitter module electrically connects with rpyroelectric infrared detection module respectively with low pressure detection module, described low pressure detection module electrically connects with wireless transmitter module, described smart jack includes wireless receiving module, voltage zero-cross detection module and double relay switch module, described wireless receiving module and voltage zero-cross detection module electrically connect with double relay switch module respectively, described wireless transmitter module and wireless receiving module wireless connections, described double relay switch module and voltage zero-cross detection module connect civil power respectively.
2. according to claim 1 a kind of based on rpyroelectric infrared detection electric water heater leakage protection device; it is characterized in that: described rpyroelectric infrared detection module includes pyroelectric infrared sensor and aneroid battery; described pyroelectric infrared sensor electrically connects with aneroid battery; described pyroelectric infrared sensor electrically connects with wireless transmitter module, and described aneroid battery electrically connects with low pressure detection module.
3. according to claim 2 a kind of based on rpyroelectric infrared detection electric water heater leakage protection device, it is characterised in that: also including buzzer, described buzzer electrically connects with low pressure detection module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620042191.2U CN205373068U (en) | 2016-01-15 | 2016-01-15 | Electric water heater earthleakage protective equipment based on electric infrared detection is released to heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620042191.2U CN205373068U (en) | 2016-01-15 | 2016-01-15 | Electric water heater earthleakage protective equipment based on electric infrared detection is released to heat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205373068U true CN205373068U (en) | 2016-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620042191.2U Expired - Fee Related CN205373068U (en) | 2016-01-15 | 2016-01-15 | Electric water heater earthleakage protective equipment based on electric infrared detection is released to heat |
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| Country | Link |
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| CN (1) | CN205373068U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106969505A (en) * | 2017-04-11 | 2017-07-21 | 广东万家乐燃气具有限公司 | A kind of electric heater earth leakage protective device |
| CN107525280A (en) * | 2017-09-21 | 2017-12-29 | 广东万家乐燃气具有限公司 | Water heater control system and method |
| CN112710088A (en) * | 2019-10-24 | 2021-04-27 | 陈向荣 | Intelligent electric water heater safety protector |
-
2016
- 2016-01-15 CN CN201620042191.2U patent/CN205373068U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106969505A (en) * | 2017-04-11 | 2017-07-21 | 广东万家乐燃气具有限公司 | A kind of electric heater earth leakage protective device |
| CN107525280A (en) * | 2017-09-21 | 2017-12-29 | 广东万家乐燃气具有限公司 | Water heater control system and method |
| CN112710088A (en) * | 2019-10-24 | 2021-04-27 | 陈向荣 | Intelligent electric water heater safety protector |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160706 Termination date: 20180115 |