CN201345501Y - Electric water heater electric shock prevention protective box - Google Patents
Electric water heater electric shock prevention protective box Download PDFInfo
- Publication number
- CN201345501Y CN201345501Y CNU2008202317726U CN200820231772U CN201345501Y CN 201345501 Y CN201345501 Y CN 201345501Y CN U2008202317726 U CNU2008202317726 U CN U2008202317726U CN 200820231772 U CN200820231772 U CN 200820231772U CN 201345501 Y CN201345501 Y CN 201345501Y
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- China
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- water heater
- electric heater
- electric
- electric water
- leading
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- Expired - Lifetime
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Abstract
An electric water heater electric shock prevention protective box relates to an electric shock prevention protective box for ensuring the safe service of an electric water heater. The protective box comprises an on-off switch provided with an obvious cut-off point and an arc extinguish chamber, a leakage protector, a socket, a box door with a viewing window and a box body. Splash-proof damp-proof adhesive tapes are additionally arranged on the transparent box door for direct viewing, the box body, the box door edges and the electric water heater power wire switch-in opening. The power wire of the electric water heater is introduced in from a leading-in protective pipe arranged above the protective box, switched in the leading-in end of the on-off switch provided with the obvious cut-off point and the arc extinguish chamber, and is switched in the leading-in end of the leakage protector by the leading-out end of the on-off switch, and then is switched in an electric water heater special power socket by the leading-out end of the leakage protector. When the electric water heater heats cold water, the power supply of the electric water heater is switched on; and when the electric water heater is in use after heated, the power supply is switched off for avoiding electric shock hazard and ensuring personal safety.
Description
Technical field
The utility model relates to a kind of shock-proof protection tank of electric, particularly relates to a kind of shock-proof protection tank of electric of guaranteeing the electric heater safe handling.
Background technology
Now a lot of people often plug the electric heater plug from toilet electric heater socket continually when using the electric heater bathing, but its structure of most sockets that the electric supply water heater uses is not according to the situation design of frequent plug yet, add that some sockets and electric heater plug quality do not pass a test, problems such as long-term frequent plug can cause socket and plug is loosening, the some loose contact of pegging graft form potential safety hazard.And the electricity capacity of electric heater is all very big, and every of the electric heater of general family expenses all has several kilowatts, often produces electric arc when particularly plugging under the situation of electric heater energising heating.A lot of in addition people think all the time psychologically that when using electric heater it is dangerous using electric heater under the situation in energized; this worry is reasonable; particularly the switch in resident resident family ammeter box or dividing box also is difficult to unified and standard at present; the miniature circuit breaker switch of existing newly-built dwelling house in recent years; have again in the old dwelling house generally use do not install earth leakage protective fuse disconnecting link formula switch additional; in case faults such as electric leakage take place, and consequence is hardly imaginable.Even in newly-built dwelling house, adopted miniature circuit breaker and earth leakage protective device; because some building developers are in order factor such as to reduce cost significantly; the difficult quality guarantee that causes miniature circuit breaker and earth leakage protective device; make circuit breaker but normal disjunction power supply under the situation of normal disjunction power supply; and the quality that yet is difficult to judge miniature circuit breaker and earth leakage protective device quality is not understood by a lot of resident families to this; still keeping these miniature circuit breakers inferior and earth leakage protective device continues to use; form very big potential safety hazard, therefore necessaryly taked safer protection against electric shock measure.
And because all kinds of electric heater structural shapes are different in the market, also there are many problems in the consideration of secure contexts such as protection against electric shock.Therefore be necessary very much to increase directly perceived, reliably obvious cut-off point, connect the electric heater power supply when heating, deenergization when using electric heater to avoid Danger Electric shock risk, is guaranteed personal safety.
Summary of the invention
The purpose of this utility model is to provide a kind of shock-proof protection tank of electric that is used for the electric heater safe handling.This case comprises deciliter switch, earth leakage protective device, socket, the chamber door that has observation window and the casing that has obvious cut-off point and arc control device.Connect the electric heater power supply during cold water in heating, back deenergization when the use electric heater is finished in heating, to avoid Danger Electric shock risk, guarantees personal safety.
The purpose of this utility model is achieved through the following technical solutions:
Electrical shock-proof protection tank of electric water heater, electrical shock-proof protection tank of electric water heater comprises: but the moistureproof adhesive tape of splashproof, door open knob, deciliter switch observation window that transparent chamber door, casing, chamber door edge and the electric heater power line access port place of the special-purpose earth leakage protective device of deciliter switch, electric heater of band deciliter handle, obvious cut-off point moving contact and fixed contact and arc control device, electric heater power source special socket Direct observation all add; The power circuit of electric heater is introduced by the incoming relay-protection pipe of guard box top; insert the end of incoming cables of deciliter switch; again through end of incoming cables that the leading-out terminal of deciliter switch is received earth leakage protective device; received in the supply socket of electric heater special use by the leading-out terminal of earth leakage protective device then, the attaching plug that electric heater carries directly is plugged in the supply socket.
Advantage of the present utility model and effect are:
1. the utility model is equipped with deciliter switch with obvious cut-off point and arc control device, can see through the clear deciliter state of seeing power supply intuitively of observation window, and the electric arc that is produced can extinguish frequent deciliter electric heater power supply well the time, to reach the purpose of guaranteeing safety utilization of electric power.
2. the utility model is equipped with the earth leakage protective device of electric heater special use, as producing leak current fault at electric heater power supply period of contact, can cut off the electric heater power supply rapidly, guarantees Electrical Safety.
3. the utility model is furnished with the supply socket of electric heater special use, when in places such as toilet, bathrooms the utility model being set, can cancel original electric heater power source special socket.
4. but the utility model is provided with the transparent chamber door and the casing of Direct observation, the electric heater attaching plug can directly insert the private jack in the case, and chamber door and electric heater power line access port place all add the moistureproof adhesive tape of splashproof, when avoiding using in moist place to case in electric component constitute infringement, and guarantee Electrical Safety.
5. the utility model is simple in structure, and is with low cost, not only neat appearance but also be convenient to construction and installation.Guarantee Electrical Safety, both be applicable to the place of new building installation electric heater, be applicable to that also the electric heater power supply to existing building carries out safe transformation.
Description of drawings
Figure one is a structural representation of the present utility model;
Figure two is A-A profiles of the utility model figure one;
Figure three is circuit theory diagrams of the present utility model.
Embodiment
With reference to the accompanying drawings the utility model is elaborated.
As shown in the figure, electrical shock-proof protection tank of electric water heater of the present utility model comprises: but band deciliter handle 8, the obviously moistureproof adhesive tape 6 of splashproof that all adds of transparent chamber door 4, casing 5, chamber door edge and the electric heater power line access port place of the special-purpose earth leakage protective device 2 of deciliter switch 1, electric heater, electric heater power source special socket 3 Direct observation of cut-off point moving contact 9 and fixed contact 10 and arc control device 11, door open knob 7, deciliter switch observation window 12 etc.
The power circuit of electric heater is attracted by the incoming relay-protection pipe of guard box top; insert the end of incoming cables of deciliter switch 1; again through end of incoming cables that the leading-out terminal of deciliter switch 1 is received earth leakage protective device 2; received in the supply socket 3 of electric heater special use by the leading-out terminal of earth leakage protective device 2 then, the attaching plug 13 that electric heater (self-powered plug 13 and power line 14) carries directly is plugged in the supply socket 3.
Upwards promote deciliter handle 8 when heating cold water, deciliter switch 1 of the obvious cut-off point moving contact 9 of zonula occludens and fixed contact 10 and arc control device 11 is connected the electric heater power supply; Back pulling deciliter handle 8 downwards when using electric heater is finished in heating, disconnects deciliter switch 1, but and can reach deciliter switch observation window 12 by the transparent chamber door 4 of Direct observation and allow the electric heater user see deciliter situation of power supply intuitively; When producing leak current fault at electric heater power supply period of contact, then cut off the electric heater power supply rapidly by the special-purpose earth leakage protective device 2 of electric heater, to avoid Danger Electric shock risk, guarantee Electrical Safety.
Claims (1)
1. electrical shock-proof protection tank of electric water heater, it is characterized in that electrical shock-proof protection tank of electric water heater comprises: band deciliter handle (8), obviously cut-off point moving contact (9) and fixed contact (10) and arc control device (11) the special-purpose earth leakage protective device (2) of deciliter switch (1), electric heater, electric heater power source special socket (3) but splashproof protection against the tide adhesive tape (6), door open knob (7), deciliter switch observation window (12) that transparent chamber door (4), casing (5), chamber door edge and the electric heater power line access port place of Direct observation all add; The power circuit of electric heater is introduced by the incoming relay-protection pipe of guard box top; insert the end of incoming cables of deciliter switch (1); receive the end of incoming cables of earth leakage protective device (2) again through the leading-out terminal of deciliter switch (1); received in the supply socket (3) of electric heater special use by the leading-out terminal of earth leakage protective device (2) then, the attaching plug that electric heater carries (13) directly is plugged in the supply socket (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202317726U CN201345501Y (en) | 2008-12-17 | 2008-12-17 | Electric water heater electric shock prevention protective box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202317726U CN201345501Y (en) | 2008-12-17 | 2008-12-17 | Electric water heater electric shock prevention protective box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201345501Y true CN201345501Y (en) | 2009-11-11 |
Family
ID=41277084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202317726U Expired - Lifetime CN201345501Y (en) | 2008-12-17 | 2008-12-17 | Electric water heater electric shock prevention protective box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201345501Y (en) |
-
2008
- 2008-12-17 CN CNU2008202317726U patent/CN201345501Y/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20091111 Effective date of abandoning: 20081217 |