CN202660758U - 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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- CN202660758U CN202660758U CN 201220359045 CN201220359045U CN202660758U CN 202660758 U CN202660758 U CN 202660758U CN 201220359045 CN201220359045 CN 201220359045 CN 201220359045 U CN201220359045 U CN 201220359045U CN 202660758 U CN202660758 U CN 202660758U
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- supervising device
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Abstract
The utility model discloses an electronic anti-electric shock device for an electric water heater. The electronic anti-electric shock device for the electric water heater comprises a cold water inlet pipe and a hot water outlet pipe located on a liner of the water heater, and an anti-electric wall assembly fixedly connected with the cold water inlet pipe and the hot water outlet pipe. The anti-electric wall assembly comprises a valve body, a motor, a leakage inductor, a leakage protective plug and a monitoring device. The valve body is respectively connected with the cold water inlet pipe and the hot water outlet pipe. The motor drives the valve to open or close and is connected with the monitoring device. The leakage inductor is installed on the valve body and is connected with the monitoring device. The monitoring device is connected with the leakage protective plug. The electronic anti-electric shock device for the electric water heater cuts water and electricity off automatically during leakage to realize double protection, so as to guarantee the personal safety.
Description
Technical field
The utility model 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 electrically shocked 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, or relatively poor suburb or the rural area of power utilization environment, the accident that has the user to be electrically shocked occurs.According to statistics, the reason of shock hazard mainly contains following 3 kinds of situations:
1, electric heater itself electric leakage, the anti-leakage function of anti-electric wall or anti-electric brake lost efficacy simultaneously;
2, user's family power utilization environment does not meet the condition that electric heater uses, such as user's family ground wire directly charged or user family do not have earth connection etc.;
3, external power supply, charged such as water pipe and water route, other electrical part electric leakage etc. in the bathroom.
Now on the market, electric heater mostly adopts anti-electric wall and anti-electric brake to carry out security protection, but, fact proved of a lot of shock hazards, anti-electric wall and anti-electric brake be not most advanced, neither the most effective, 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, when dangerous power supply exists, it can only rely on the large characteristic of water resistance rate to protect, can not cut off up hill and dale dangerous power supply, be water in the water pipe when containing more metal ion, for example receive ion, iron ion etc., 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 can't protect exterior power supply, when the user caused gondola water faucet water out to conduct electricity because of improper use, anti-electric wall did not have safety protection function yet, and anti-electric wall does not allow the user to make a mistake, in case make a mistake, the cost of paying may 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 immediately general supply, and this is the advantage of anti-electric brake.But the fatal shortcoming of anti-electric brake is also a lot, and shortcoming is as follows:
(1) because anti-electric brake is electronic product, in case internal wiring breaks down, anti-electric brake may lose function of safety protection.
(2) fact proved: if anti-electric brake plug cooperates bad meeting to cause ground wire electrification with socket, and lost function of safety protection.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.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, and the automatic shutoff outage reached duplicate protection when a kind of realization electric leakage was provided, and then guarantees the electronic type anti-electric shock apparatus that the electric heater of personal safety is used.
Utility model purpose of the present utility model 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; the anti-electric wall assembly that is fixedly connected with the hot water outlet pipe with described cold water inlet; wherein; described anti-electric wall assembly comprises valve body; motor; the electric leakage inductor; leakage protecting plug; supervising device; described valve body connects respectively cold water inlet and hot water outlet pipe; the motor-driven valve body is opened or is closed and is connected with supervising device; 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, described leakage protecting plug is connected with supervising device by holding wire.
Be optimized according to above-mentioned, but the battery of described supervising device by recharge provides power supply.
Be optimized according to above-mentioned, the power supply of described battery is the direct current of safety low-voltage.
Be optimized according to above-mentioned, described valve body is provided with outlet pipe, and outlet pipe and electric leakage inductor are installed on respectively the bottom of valve body, and outlet pipe passes the electric leakage inductor.
Be optimized according to above-mentioned, described electric leakage inductor is connected with supervising device by wire.
Be optimized according to above-mentioned, described electric leakage inductor is the electric leakage induction coil.
Be optimized according to above-mentioned, described motor is installed on the valve body.
Be optimized according to above-mentioned, described motor is connected with supervising device by wire.
The anti-electric shock apparatus that the utility model is used electric heater in the prior art improves, and advantage is as follows:
1, electric leakage auto-breaking water cut-off function, and the water outlet on the valve body flows through the electric leakage inductor, greatly promotes the electric leakage safety protection function.It is charged and when having certain leakage current to flow through outlet pipe (being generally 8-10mA) that the inductor that namely leaks electricity detects the water of outlet pipe; supervising device control leakage protecting plug cuts off the power supply immediately; order about simultaneously machine operation at once; the valve body water outlet; 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 effectively protected personal safety.
2, the anti-electric wall of electronics is initiatively protection, because when water is charged, its auto-breaking is cut off the water supply, and 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 again the advantage of anti-electric brake, 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 anti-electric wall 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 direct current, and this galvanic voltage can by between 3V～36VDC, belong to safe voltage.Adopt simultaneously light lotus root isolation signals source, so although the anti-electric wall of electronics is 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 and screen alarm condition always, until dangerous the elimination, dangerous power supply provides effective warning message for the user processes for this, even has won the valuable time for user's hedging.
Description of drawings
Fig. 1 is the structural representation of the utility model most preferred embodiment.
Fig. 2 is the partial enlarged drawing of the utility model most preferred embodiment.
Fig. 3 is the operation logic figure of the monitoring device of the utility model most preferred embodiment.
Fig. 4 is the structural representation of the another kind of embodiment of the utility model.
The specific embodiment
The utility model will be further described below in conjunction with accompanying drawing.
According to Fig. 1 to shown in Figure 3, the electronic type anti-electric shock apparatus that electric heater described in the utility model 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, this anti-electric wall assembly comprises valve body 4, motor 5, electric leakage inductor 6, leakage protecting plug 7 and supervising device 8; described valve body 4 connects respectively cold water inlet 2 and hot water outlet pipe 3; 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 by wire.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 described outlet pipe 9 and electric leakage inductor 6 are installed on respectively the bottom of valve body 4, and outlet pipe 9 passes electric leakage inductor 6 and stretches out, and allows the water of outlet pipe all flow through electric leakage inductor 6.And electric leakage inductor 6 is connected with supervising device 8 by wire, and supervising device 8 passes through holding wire 10 and is connected with leakage protecting plug 7, and 7 of leakage protecting plugs are electrically connected with hot water body 1 by wire.In actual applications, this leakage protecting plug 7 is connected with the general supply of outside, and leakage protecting plug 7 also is connected with ground wire by wire.
With reference to shown in Figure 3, when electric leakage occurs when, the reason of this electric leakage has the exterior power supply electric leakage, perhaps ground wire electrification, perhaps hot water body 1 electric leakage, perhaps other factors is charged etc., make outlet pipe 9 water out 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, the control system of supervising device 8 is processed danger signal and data, the control system of supervising device 8 is sent instruction and drive motors 5 operations, and motor 5 drives valve body 4 and cuts out, and stops water outlet.Simultaneously; the control system of supervising device 8 is sent instruction to leakage protecting plug 7; by holding wire 10 transmission; the earth leakage protective device outage that leakage protecting plug 7 is received order about immediately self behind the signal; the auto-breaking water cut-off function 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 completely effectively inherently safe.Like this, this Realization of Product automatic protection has overcome the shortcoming that has anti-electric wall passive protection now, greatly promotes the effect of security protection.
And described valve body 4 is the mixed water valves that adopt the insulated plastic glue material to make, and insulating properties are good, has absorbed the large advantage of resistance of existing anti-electric wall, and protective is strong.
In addition, supervising device 8 provides power supply by battery, and the power supply of this battery is dc source, and in actual applications, this dc source is between 3V～36VDC, belongs to safe voltage.Yet the dc source of the battery of this product selects 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, although this product is electronic product, itself is very safe.Also have plenty of; when system detects dangerous power supply; even the general supply that control leakage protecting plug 7 has turn-offed hot water body 1; supervising device 8 also has power supply that operation is provided; make the control system of supervising device 8 be in sound and screen alarm condition always; until dangerous the elimination, and then provide effective warning message for the user processes danger, even won the 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 delivery port for subsequent use, guarantees that the user normally uses.
Yet the utility model 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 by wire 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 only having leakage protecting plug 7 with the dangerous electric current of electric leakage inductor 6 common inductions, just can disconnect synchronously accordingly general supply and valve body water outlet.
Therefore; the embodiment of the best of the present utility model is that supervising device 8 is connected with leakage protecting plug 7 by holding wire, and leakage protecting plug 7 and electric leakage inductor 6 are worked in coordination, and the automatic shutoff outage occurs synchronously when realizing electric leakage; reach duplicate protection, guarantee personal safety.
Above-mentioned specific embodiment only is the preferably specific embodiment of the utility model effect, 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 described cold water inlet (2); it is characterized in that: described anti-electric wall assembly comprises valve body (4); motor (5); electric leakage inductor (6); leakage protecting plug (7); supervising device (8); described valve body (4) connects respectively cold water inlet (2) and hot water outlet pipe (3); motor (5) drives valve body (4) and opens or cut out and be connected with supervising device (8); 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 used of described electric heater according to claim 1, it is characterized in that: described leakage protecting plug (7) is connected with supervising device (8) by holding wire (10).
3. the electronic type anti-electric shock apparatus used of described electric heater according to claim 2 is characterized in that: described supervising device (8) but battery by recharge provides power supply.
4. the electronic type anti-electric shock apparatus used of described electric heater according to claim 3, it is characterized in that: the power supply of described battery is the direct current of safety low-voltage.
5. the electronic type anti-electric shock apparatus used of described electric heater according to claim 1, it is characterized in that: described valve body (4) is provided with outlet pipe (9), outlet pipe (9) and electric leakage inductor (6) are installed on respectively the bottom of valve body (4), and outlet pipe (9) passes electric leakage inductor (6).
6. the electronic type anti-electric shock apparatus used of described electric heater according to claim 5, it is characterized in that: described electric leakage inductor (6) is connected with supervising device (8) by wire.
7. the electronic type anti-electric shock apparatus used of described electric heater according to claim 5, it is characterized in that: described electric leakage inductor (6) is the electric leakage induction coil.
8. the electronic type anti-electric shock apparatus used of described electric heater according to claim 5, it is characterized in that: described motor (5) is installed on the valve body (4).
9. the electronic type anti-electric shock apparatus used of described electric heater according to claim 8, it is characterized in that: described motor (5) is connected with supervising device (8) by wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220359045 CN202660758U (en) | 2012-07-24 | 2012-07-24 | Electronic anti-electric shock device for electric water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220359045 CN202660758U (en) | 2012-07-24 | 2012-07-24 | Electronic anti-electric shock device for electric water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202660758U true CN202660758U (en) | 2013-01-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220359045 Expired - Fee Related CN202660758U (en) | 2012-07-24 | 2012-07-24 | Electronic anti-electric shock device for electric water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202660758U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102759198A (en) * | 2012-07-24 | 2012-10-31 | 广东威博电器有限公司 | Electronic anti-electric shock device for electric water heater |
| CN106016756A (en) * | 2016-05-17 | 2016-10-12 | 广东威博电器有限公司 | Anti-dry-boiling water resistance type anti-electric-shock device and water heater |
| CN106123355A (en) * | 2016-08-24 | 2016-11-16 | 德奥电器科技长兴有限公司 | If the electric heater of electric leakage device |
-
2012
- 2012-07-24 CN CN 201220359045 patent/CN202660758U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102759198A (en) * | 2012-07-24 | 2012-10-31 | 广东威博电器有限公司 | Electronic anti-electric shock device for electric water heater |
| CN102759198B (en) * | 2012-07-24 | 2015-10-21 | 广东威博电器有限公司 | A kind of electronic type anti-electric shock apparatus of electric heater |
| CN106016756A (en) * | 2016-05-17 | 2016-10-12 | 广东威博电器有限公司 | Anti-dry-boiling water resistance type anti-electric-shock device and water heater |
| CN106123355A (en) * | 2016-08-24 | 2016-11-16 | 德奥电器科技长兴有限公司 | If the electric heater of electric leakage device |
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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: 20130109 Termination date: 20210724 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |