CN102759198A - Electronic anti-electric shock device for electric water heater - Google Patents
Electronic anti-electric shock device for electric water heater Download PDFInfo
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- CN102759198A CN102759198A CN2012102570566A CN201210257056A CN102759198A CN 102759198 A CN102759198 A CN 102759198A CN 2012102570566 A CN2012102570566 A CN 2012102570566A CN 201210257056 A CN201210257056 A CN 201210257056A CN 102759198 A CN102759198 A CN 102759198A
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Abstract
The invention discloses an electronic anti-electric shock device for an electric water heater, comprising a cold water inlet pipe, a hot water outlet pipe and an anti-electricity wall component which is fixedly connected with the cold water inlet pipe and the hot water outlet pipe, wherein the cold water inlet pipe and the hot water outlet pipe are arranged on an inner bladder of a water heater body, the anti-electricity wall component comprises a valve body, a motor, an electric leakage inductor, an electric leakage protection plug and a monitor device, the valve body is respectively connected with the cold water inlet pipe and the hot water outlet pipe, the motor drives the valve body to open or close and is connected with the monitor device, the electric leakage inductor is installed on the valve body and is connected with the monitor device, and the monitor device is connected with the electric leakage protection plug, so that water and electricity are automatically cut off during electricity leakage, double protection is reached, and personal safety is ensured.
Description
Technical field
The present invention relates to the electronic type anti-electric shock apparatus that a kind of electric heater is used.
Background technology
In these years, the electric heater market development is swift and violent, but the accident that the while user is shocked by electricity also happens occasionally.No matter be anti-electric wall, or leakage protecting plug (hereinafter to be referred as " anti-electric brake "); Also no matter be the good city of power utilization environment, still relatively poor suburb or the rural area of power utilization environment, the accident generation that all has the user to be shocked by electricity.According to statistics, the reason of shock hazard mainly contains following 3 kinds of situation:
1, electric heater itself electric leakage, the anticreep disabler of anti-simultaneously electric wall or anti-electric brake;
2, power utilization environment does not meet the condition that electric heater uses in the users home, such as ground wire in the users home directly charged or users home do not have earth connection or the like;
3, external power supply, charged such as water pipe and water route, other electrical part electric leakage or the like in the bathroom.
Now on the market; Electric heater mostly adopts Fang Dianqiang and anti-electric brake to carry out security protection, still, and fact proved of a lot of shock hazards; Fang Dianqiang and anti-electric brake be not most advanced, neither the most effectively, more not be optimal electric heater safety device; Especially to above-mentioned the 2nd and the 3rd dangerous situation that the electric leakage factor causes, they can't be in full force and effect carries out security protection, the reasons are as follows:
1) anti-electric wall belongs to passive type aspect security protection, and when dangerous power supply existed, it can only rely on the big characteristic of water resistance rate to protect; Can not cut off dangerous power supply up hill and dale; Be water in the water pipe when containing more metal ion, for example receive ion, iron ion or the like, cause the water resistance rate sharply to reduce; Current become conductor, and anti-electric wall has then lost function of safety protection.
2) anti-electric wall externally comes power supply to protect; When the user caused the water conduction that gondola water faucet comes out because of improper use, Fang Dianqiang did not have the security protection effect yet, and Fang Dianqiang does not allow the user to make a mistake; In case make a mistake, the cost of paying possibly be that the user gives one's life for.
3) anti-electric brake belongs to active aspect security protection, when dangerous power supply exists, cuts off general supply immediately, and this is the advantage of anti-electric brake.But the fatal shortcoming of anti-electric brake is also a lot, and shortcoming is following:
(1) because of anti-electric brake is an electronic product, in case internal wiring breaks down, anti-electric brake possibly lose function of safety protection.
(2) fact proved:, and lost function of safety protection if anti-electric brake plug cooperates bad meeting to cause ground wire electrification with socket.Such as causing plug and socket to produce high temperature because of plug and socket loose contact, thereby make the working of plastics distortion or directly cause naked light, with live wire and earth short.
(3) anti-electric brake is at one's wit's end for external dangerous power supply, does not have the effect of security protection.Such as: when water pipe or water route were charged, leakage current did not pass through earth leakage protective device, thereby did not have the effect of security protection.
Summary of the invention
The objective of the invention is to overcome the deficiency of prior art, the automatic shutoff outage reached duplicate protection when a kind of realization electric leakage was provided, and then guaranteed the electronic type anti-electric shock apparatus that the electric heater of personal safety is used.
Goal of the invention of the present invention is achieved in that the electronic type anti-electric shock apparatus that a kind of electric heater is used; Comprise the cold water inlet and the hot water outlet pipe that are positioned on the hot water body inner bag; With the anti-electric wall assembly that said cold water inlet is fixedly connected with the hot water outlet pipe, wherein, said anti-electric wall assembly comprises valve body, motor, electric leakage inductor, leakage protecting plug, supervising device; Said valve body connects cold water inlet and hot water outlet pipe respectively; The motor-driven valve body is opened or is closed and is connected with supervising device, and the electric leakage inductor is installed on the valve body and with supervising device and is connected, and supervising device is connected with leakage protecting plug.
Be optimized according to above-mentioned, said leakage protecting plug is connected with supervising device through holding wire.
Be optimized according to above-mentioned, but the battery of said supervising device through recharge provides power supply.
Be optimized according to above-mentioned, the power supply of said battery is the direct current of safe low-voltage.
Be optimized according to above-mentioned, said valve body is provided with outlet pipe, and outlet pipe and electric leakage inductor are installed on the bottom of valve body respectively, and outlet pipe passes the electric leakage inductor.
Be optimized according to above-mentioned, said electric leakage inductor is connected with supervising device through lead.
Be optimized according to above-mentioned, said electric leakage inductor is the electric leakage induction coil.
Be optimized according to above-mentioned, said motor is installed on the valve body.
Be optimized according to above-mentioned, said motor is connected with supervising device through lead.
The anti-electric shock apparatus that the present invention uses electric heater in the prior art improves, and advantage is following:
1, the automatic function of cutting off the water supply of electric leakage, and the water outlet on the valve body flows through the electric leakage inductor, promotes electric leakage security protection effect greatly.It is charged and when having certain leakage current to flow through outlet pipe (being generally 8-10mA) that the inductor that promptly leaks electricity detects the water of outlet pipe; Supervising device control leakage protecting plug cuts off the power supply immediately, orders about machine operation, valve body water outlet simultaneously at once; And then make the people be completely free of electrical body; Make water charged even the user makes a mistake, the people also can break away from electrical body fully, has protected personal safety effectively.
2, the anti-electric wall of electronics is initiatively protection, because when water is charged, it is cut off the water supply automatically, has initiatively cut off dangerous power source body, so it is initiatively to protect, has overcome the shortcoming of anti-electric wall passive protection.
3, the anti-electric wall of electronics adopts plastic material to do valve body, and insulating properties are good.Simultaneously, the anti-electric wall of electronics has merged the advantage of anti-electric brake again, and when dangerous leakage current flow through outlet pipe, supervising device was controlled the cut-out general supply immediately.Thus, the anti-electric wall of electronics is effective combination of Fang Dianqiang and anti-electric brake, is both technology distillations.
4, but the battery of the anti-electric wall employing of electronics recharge is as power supply, and supply voltage is a direct current, and this galvanic voltage can belong to safe voltage by between 3V～36VDC.Adopt light lotus root isolation signals source simultaneously, so though the anti-electric wall of electronics is an electronic product, itself is very safe.
5, the anti-electric wall of electronics is owing to be storage battery power supply; So, when system detects dangerous power supply, even turn-offed total power switch; System also is in sound always and looks the screen alarm condition; Till danger was eliminated, this provided effective warning message for the dangerous power supply of user processing, even had won valuable time for user's hedging.
Description of drawings
Fig. 1 is the structural representation of most preferred embodiment of the present invention.
Fig. 2 is the partial enlarged drawing of most preferred embodiment of the present invention.
Fig. 3 is the operation logic figure of the monitoring device of most preferred embodiment of the present invention.
Fig. 4 is the structural representation of the another kind of embodiment of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is done further description.
According to Fig. 1 to shown in Figure 3, the electronic type anti-electric shock apparatus that electric heater according to the invention is used, it comprises the cold water inlet 2 and hot water outlet pipe 3 that is positioned at hot water body 1 inner bag, the anti-electric wall assembly that is fixedly connected with hot water outlet pipe 3 with cold water inlet 2.Wherein, Should comprise valve body 4, motor 5, electric leakage inductor 6, leakage protecting plug 7 and supervising device 8 by anti-electric wall assembly; Said valve body 4 connects cold water inlet 2 and hot water outlet pipe 3 respectively; Motor 5 is installed on the valve body 4, and motor 5 can drive valve body 4 and open or cut out, and motor 5 is connected with supervising device 8 through lead.And electric leakage inductor 6 is installed on the valve body 4, and this electric leakage inductor 6 is the electric leakage induction coil.Moreover this valve body 4 is provided with outlet pipe 9, and said outlet pipe 9 and electric leakage inductor 6 are installed on the bottom of valve body 4 respectively, and outlet pipe 9 passes electric leakage inductor 6 and stretches out, and lets the water of outlet pipe all flow through electric leakage inductor 6.And electric leakage inductor 6 is connected with supervising device 8 through lead, and supervising device 8 is connected with leakage protecting plug 7 through holding wire 10, and 7 of leakage protecting plugs pass through lead and are electrically connected with hot water body 1.In practical application, this leakage protecting plug 7 is connected with outside general supply, and leakage protecting plug 7 also is connected with ground wire through lead.
With reference to shown in Figure 3, when electric leakage took place, the reason of this electric leakage had external power supply electric leakage; Perhaps ground wire electrification, perhaps hot water body 1 electric leakage, perhaps other factors is charged etc.; The water that outlet pipe 9 is come out is charged and when reaching the dangerous currents value; Electric leakage inductor 6 is sensed danger and is sent signal to the control system of supervising device 8, and the control system of supervising device 8 handles danger signal and data, and the control system of supervising device 8 sends instruction and drive motors 5 operations; Motor 5 drives valve body 4 and cuts out, and stops water outlet.Simultaneously, the control system of supervising device 8 sends instruction to leakage protecting plug 7, through holding wire 10 transmission; The earth leakage protective device outage that leakage protecting plug 7 is received order about self behind the signal immediately; The automatic function of cutting off the water supply makes the people be completely free of electrical body when realizing electric leakage, makes water charged even the user makes a mistake; The people also can break away from electrical body fully, has protected inherently safe completely effectively.Like this, this product is realized automatic protection, has overcome the shortcoming of existing anti-electric wall passive protection, promotes the effect of security protection greatly.
And said valve body 4 is the mixed water valves that adopt the insulation plastic material to make, and insulating properties are good, has absorbed the big advantage of resistance of existing anti-electric wall, and protective is strong.
In addition, supervising device 8 provides power supply through battery, and the power supply of this battery is a dc source, and in practical application, this dc source is between 3V～36VDC, belongs to safe voltage.Yet the dc source of the battery of this product selects for use 3V, 6V, 9V or 12V to be best safe voltage.Simultaneously, the control system of this supervising device 8 adopts light lotus root isolation signals source.Therefore, though this product is an electronic product, itself is very safe.Also have plenty of; When system detected dangerous power supply, even the general supply that control leakage protecting plug 7 has turn-offed hot water body 1, supervising device 8 also had power supply that operation is provided; Make the control system of supervising device 8 be in sound always and look the screen alarm condition; Till danger is eliminated, and then for user processing danger provides effective warning message, even won valuable time for user's hedging.
In addition, easy to use for the user, this hot water outlet pipe 3 can also be provided with subsequent use delivery port, guarantees that the user normally uses.
Yet the present invention also has another embodiment, with reference to shown in Figure 4, is with above-mentioned difference: supervising device 8 is connected with motor 5, electric leakage inductor 6 through lead respectively, and supervising device 8 is not connected with leakage protecting plug 7.Like this; When leakage protecting plug 7 or the dangerous electric current of electric leakage inductor 6 inductions; Corresponding disconnection general supply; Perhaps valve body 4 water outlets when having only the dangerous electric current of leakage protecting plug 7 and electric leakage inductor 6 common sense, just can be broken off general supply and valve body water outlet accordingly synchronously.
Therefore; Illustrated embodiments of the present invention is that supervising device 8 is connected with leakage protecting plug 7 through holding wire, and leakage protecting plug 7 and electric leakage inductor 6 are worked in coordination, and the automatic shutoff outage takes place synchronously when realizing electric leakage; Reach duplicate protection, guarantee personal safety.
Above-mentioned specific embodiment is merely the effect of the present invention specific embodiment preferably, and the anti-electric shock apparatus that all electric heaters identical with this structure or that be equal to are used is all in the application's protection domain.
Claims (9)
1. electronic type anti-electric shock apparatus that electric heater is used; Comprise the cold water inlet (2) and hot water outlet pipe (3) that are positioned on hot water body (1) inner bag; The anti-electric wall assembly that is fixedly connected with hot water outlet pipe (3) with said cold water inlet (2); It is characterized in that: said anti-electric wall assembly comprises valve body (4), motor (5), electric leakage inductor (6), leakage protecting plug (7), supervising device (8); Said valve body (4) connects cold water inlet (2) and hot water outlet pipe (3) respectively; Motor (5) drives valve body (4) and opens or cut out and be connected with supervising device (8), and electric leakage inductor (6) is installed on valve body (4) and upward and with supervising device (8) is connected, and supervising device (8) is connected with leakage protecting plug (7).
2. the electronic type anti-electric shock apparatus of using according to the said electric heater of claim 1 is characterized in that: said leakage protecting plug (7) is connected with supervising device (8) through holding wire (10).
3. the electronic type anti-electric shock apparatus of using according to the said electric heater of claim 2 is characterized in that: said supervising device (8) but battery through recharge provides power supply.
4. the electronic type anti-electric shock apparatus of using according to the said electric heater of claim 3 is characterized in that: the power supply of said battery is the direct current of safe low-voltage.
5. the electronic type anti-electric shock apparatus of using according to the said electric heater of claim 1; It is characterized in that: said valve body (4) is provided with outlet pipe (9); Outlet pipe (9) and electric leakage inductor (6) are installed on the bottom of valve body (4) respectively, and outlet pipe (9) passes electric leakage inductor (6).
6. the electronic type anti-electric shock apparatus of using according to the said electric heater of claim 5 is characterized in that: said electric leakage inductor (6) is connected with supervising device (8) through lead.
7. the electronic type anti-electric shock apparatus of using according to the said electric heater of claim 5 is characterized in that: said electric leakage inductor (6) is the electric leakage induction coil.
8. the electronic type anti-electric shock apparatus of using according to the said electric heater of claim 5 is characterized in that: said motor (5) is installed on the valve body (4).
9. the electronic type anti-electric shock apparatus that said according to Claim 8 electric heater is used is characterized in that: said motor (5) is connected with supervising device (8) through lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210257056.6A CN102759198B (en) | 2012-07-24 | 2012-07-24 | A kind of electronic type anti-electric shock apparatus of electric heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210257056.6A CN102759198B (en) | 2012-07-24 | 2012-07-24 | A kind of electronic type anti-electric shock apparatus of electric heater |
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| Publication Number | Publication Date |
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| CN102759198A true CN102759198A (en) | 2012-10-31 |
| CN102759198B CN102759198B (en) | 2015-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210257056.6A Expired - Fee Related CN102759198B (en) | 2012-07-24 | 2012-07-24 | A kind of electronic type anti-electric shock apparatus of electric heater |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105652112A (en) * | 2015-12-23 | 2016-06-08 | 深圳安博检测股份有限公司 | Detection device for leak current isolation effect of electric water heater isolation wall |
| CN108679851A (en) * | 2018-06-13 | 2018-10-19 | 广东万家乐燃气具有限公司 | A kind of anticreep water leakage control system and water heater |
| CN108899990A (en) * | 2018-05-15 | 2018-11-27 | 芜湖美的厨卫电器制造有限公司 | The method of water heater and control water heater power supply |
| CN109028597A (en) * | 2018-05-15 | 2018-12-18 | 芜湖美的厨卫电器制造有限公司 | The method of water heater and control water heater power supply |
| CN111397218A (en) * | 2020-04-15 | 2020-07-10 | 天津苗花生活用品有限公司 | External automatic power-off equipment of water heater |
| CN112728771A (en) * | 2020-12-31 | 2021-04-30 | 诸暨旭泰机械有限公司 | Water flow control device with alarm indication for gas water heater |
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| CN1693810A (en) * | 2005-05-08 | 2005-11-09 | 冷同桂 | Electric water heater |
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| CN202328815U (en) * | 2011-11-28 | 2012-07-11 | 王广宁 | Current leakage protection device for electric heating type hot water supply device |
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2012
- 2012-07-24 CN CN201210257056.6A patent/CN102759198B/en not_active Expired - Fee Related
Patent Citations (6)
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| CN1289163A (en) * | 2000-11-06 | 2001-03-28 | 刘锦泰 | Leakage protector |
| WO2003052329A1 (en) * | 2001-12-19 | 2003-06-26 | Haier Group Corporation | An electricshock-prevention type electric water heater |
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Non-Patent Citations (1)
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105652112A (en) * | 2015-12-23 | 2016-06-08 | 深圳安博检测股份有限公司 | Detection device for leak current isolation effect of electric water heater isolation wall |
| CN108899990A (en) * | 2018-05-15 | 2018-11-27 | 芜湖美的厨卫电器制造有限公司 | The method of water heater and control water heater power supply |
| CN109028597A (en) * | 2018-05-15 | 2018-12-18 | 芜湖美的厨卫电器制造有限公司 | The method of water heater and control water heater power supply |
| CN108679851A (en) * | 2018-06-13 | 2018-10-19 | 广东万家乐燃气具有限公司 | A kind of anticreep water leakage control system and water heater |
| CN111397218A (en) * | 2020-04-15 | 2020-07-10 | 天津苗花生活用品有限公司 | External automatic power-off equipment of water heater |
| CN112728771A (en) * | 2020-12-31 | 2021-04-30 | 诸暨旭泰机械有限公司 | Water flow control device with alarm indication for gas water heater |
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| CN102759198B (en) | 2015-10-21 |
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Granted publication date: 20151021 |