CN201282333Y - Combined earth leakage protection electricity isolation wall - Google Patents
Combined earth leakage protection electricity isolation wall Download PDFInfo
- Publication number
- CN201282333Y CN201282333Y CNU2008201059731U CN200820105973U CN201282333Y CN 201282333 Y CN201282333 Y CN 201282333Y CN U2008201059731 U CNU2008201059731 U CN U2008201059731U CN 200820105973 U CN200820105973 U CN 200820105973U CN 201282333 Y CN201282333 Y CN 201282333Y
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- electricity
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- proof
- sheet
- spiral
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- Expired - Fee Related
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Abstract
A combined-type leakage-proof wall comprises at least a group of independent insulating leakage-proof components, wherein, each insulating leakage-proof component is divided into an insulating leakage-proof positive sheet and an insulating leakage-proof negative sheet, spiral raised walls are formed on the insulating leakage-proof positive sheet, a spiral flume is formed between every two neighboring raise walls, corresponding spiral grooves are formed on the insulating leakage-proof negative sheet, and a flume is formed between every two adjacent grooves. When the insulating leakage-proof positive sheet and the insulating leakage-proof negative sheet are combined as one, the raised walls are embedded in the grooves, thereby forming an enclosed water channel; and water inlets are arranged at the initial ends of the spiral flumes on the insulating leakage-proof positive sheet, while water outlets are arranged on the insulating leakage-proof negative sheet corresponding to the positions of the terminals of the spiral flumes. By making use of the electrical resistance of water, the utility model can enable water resistance to attenuate a drain voltage, so that the leakage current can fall into the safety range, and the purpose of isolating human bodies from electricity can be achieved. Moreover, the utility model has the characteristics of small occupied space, convenient installation and reliable voltage reduction, and can be added or reassembled freely.
Description
Technical field
The utility model relates to a kind of composite type earth leakage protective electricity-isolation wall, belongs to using technical field of electric appliances.
Background technology
At present, electric heater is widely-used in the whole world, and it brings great convenience for people's life.Electric heater is guaranteeing to have taked a series of outside measures on the personal safety, as leakage switch, reliable ground etc.; In case but outer protection lost efficacy, the electric heater electric leakage or the electric leakage of transmitting by pipeline and water approach are with regard to the entail dangers to personal safety.Because electrical leakage is inevitable, can also protect personal safety when how to guarantee the electric heater electric leakage, be the problem of needing solution badly.It is a kind of effective guard method that electricity-isolation wall is set; electricity-isolation wall mostly is the circulation of water collector formula and single water pipe and twines the intake-outlet that is connected on the water heater liner both sides in the prior art; but this kind mode is complex structure but also take up room greatlyyer not only, makes the electric heater volume excessive.
Summary of the invention
Problem to be solved in the utility model provide a kind of simple in structure, volume is little, easy to install and can be according to any composite type earth leakage protective electricity-isolation wall of stack of needs.
Problem described in the utility model solves in the following manner:
A kind of composite type earth leakage protective electricity-isolation wall, it independently insulate by at least one group and forms every electric assembly, each the insulation in electric assembly, be divided into insulation every electric positive and the insulation every the cloudy sheet of electricity, insulation is provided with the protruding wall of helical form every electric positive, form the helical form tank between the adjacent protruding wall, described insulation correspondence on the cloudy sheet of electricity is provided with helical groove, form the helical form tank between the adjacent grooves, when insulating every electric positive and insulating when the cloudy sheet of electricity is combined into one, protruding wall embeds among the groove, is combined into the closed water route of spiral; Described insulation is provided with water inlet every the top of electric positive spiral tank, is provided with delivery port in the insulation of described spiral tank terminal location correspondence on the cloudy sheet of electricity.
Combinations thereof formula earth leakage protective electricity-isolation wall, described insulation is set up sealing gasket in the groove of the cloudy sheet of electricity.
Combinations thereof formula earth leakage protective electricity-isolation wall, described insulation is every electric positive and the four jiao installing holes that are provided with correspondence of insulation every the cloudy sheet of electricity.
Combinations thereof formula earth leakage protective electricity-isolation wall, described insulation are arranged on the tow sides of sub-assembly every the cloudy sheet of electricity every electric positive and insulation.
The utility model is installed in the water outlet end of inner container of electric water heater, to insulate and fit together every the cloudy sheet stack of electricity every electric positive and insulation, form the spiral water route, utilize the characteristic of water resistance, form a bigger water resistance, when electric current passes through, promptly on water resistance, produce bigger voltage drop, bigger drain voltage is attenuated, like this by water resistance, the water that flows out from the utility model just is in the safe voltage, can not constitute a threat to the people.The utility model adopts sheet spiral tank loop passage, so very long water stream channel is arranged in very little volume, under the identical situation of aquaporin cross section, passage is long more, water resistance is big more, and resistance electric energy power is strong more, and fail safe is also just high more; The utility model is simple in structure, easy accessibility, can be as required random stack combinations, the occasion of safe liquid stream is provided applicable to various needs.
Description of drawings
Fig. 1 is that the utility model insulation is every electric positive Facad structure schematic diagram;
Fig. 2 is that the utility model insulation is every the cloudy sheet Facad structure of electricity schematic diagram;
Fig. 3 is a user mode schematic diagram of the present utility model.
Each label is among the figure: 1. insulation is every electric positive; 2. spiral tank; 3. installing hole; 4. water inlet; 5. delivery port; 6. insulation is every the cloudy sheet of electricity; 7. water inlet pipe; 8. outlet pipe.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings below:
As shown in Fig. 1 and Fig. 2, the utility model independently insulate by at least one group and forms every electric assembly, each insulation in electric assembly, be divided into insulation every electric positive 1 and insulation every the cloudy sheet 6 of electricity, insulation is provided with the protruding wall of helical form every electric positive, form the helical form tank between the adjacent protruding wall, described insulation correspondence on the cloudy sheet of electricity is provided with helical groove, form the helical form tank between the adjacent grooves, when insulating every electric positive and insulating when the cloudy sheet of electricity is combined into one, protruding wall embeds among the groove, is combined into the closed water route of spiral; Described insulation is provided with water inlet 4 every the top of electric positive spiral tank 2, is provided with delivery port 5 in the insulation of described spiral tank terminal location correspondence on the cloudy sheet of electricity; In the groove of the cloudy sheet of electricity, set up sealing gasket in described insulation, to guarantee the sealing in water route., make between the two closely to connect every electric positive and four jiaos of installing holes 3 that are provided with correspondence of insulation in above-mentioned insulation every the cloudy sheet of electricity.Described insulation is arranged on the tow sides of sub-assembly every electric positive with insulating every the cloudy sheet of electricity, this kind structure also can be formed the helical form water route between two sub-assemblies.The insulation assembling sheet that the utility model uses, good seal can play good insulating effect.
As shown in Figure 3, the insulation that becomes through Mould Machining is every electric positive and cloudy sheet, its every assembling sheet front and back helical form tank, and insulation embeds insulation among the cloudy sheet groove of electricity every the protruding wall of electric positive, and both can be combined into closed spiral sub-assembly; The spiral sub-assembly is provided with water inlet and delivery port.The corresponding butt joint of the water inlet of adjacent spiral sub-assembly and water inlet, delivery port and delivery port is superimposed and can forms helical form water route electricity-isolation wall.With the electricity-isolation wall that assembles, be connected to the pipeline entery and delivery port of electric heater, can reach every electro ultrafiltration; Cooperate devices such as outside earth connection, earth leakage protective, make the use of electric heater safer.
Now with 37 millimeters of outer shroud sink center diameters, tank is wide 5 millimeters, high 5 millimeters spiral assembling sheet is an example, every group of assembling sheet water route is about 18 centimetres, resistivity should be greater than 1300 Ω .cm 15 ℃ the time according to GB regulation running water, calculating the resistance that every group of assembling sheet can hold water is 93.6k Ω, when 220V voltage, its current value is 2.35mA, recording every group of assembling sheet when reality is led to 220V voltage is holding under the regimen condition, its current value is 0.23mA, less than 0.25 milliampere of the safe current of GB regulation.To insulate every electric positive and cloudy sheet, 10 groups of length that fit together also have only 10 centimeter length, and 5 centimetres of each less thaies of length and width have been dwindled the volume of electricity-isolation wall greatly.
The utility model is simple in structure, volume is little, easy accessibility, and is safe, and economic environmental protection is applicable to multiple water power thermic devices such as electric heater, water circulation type electrothermal heating stoves.
Claims (4)
1. composite type earth leakage protective electricity-isolation wall, it is characterized in that: it independently insulate by at least one group and forms every electric assembly, each insulation is divided into insulation every electric positive (1) with insulate every the cloudy sheet of electricity (6) in electric assembly, insulation is provided with the protruding wall of helical form every electric positive, form helical form tank (2) between the adjacent protruding wall, described insulation correspondence on the cloudy sheet of electricity is provided with helical groove, form the helical form tank between the adjacent grooves, when insulating every electric positive and insulating when the cloudy sheet of electricity is combined into one, protruding wall embeds among the groove, is combined into the closed water route of spiral; Described insulation is provided with water inlet (4) every the top of electric positive spiral tank, is provided with delivery port (5) in the insulation of described spiral tank terminal location correspondence on the cloudy sheet of electricity.
2. composite type earth leakage protective electricity-isolation wall according to claim 1, it is characterized in that: described insulation is set up sealing gasket in the groove of the cloudy sheet of electricity.
3. composite type earth leakage protective electricity-isolation wall according to claim 2 is characterized in that: described insulation is every electric positive and the four jiao installing holes (3) that are provided with correspondence of insulation every the cloudy sheet of electricity.
4. according to claim 1,2 or 3 described composite type earth leakage protective electricity-isolation walls, it is characterized in that: described insulation is arranged on the tow sides of sub-assembly every the cloudy sheet of electricity every electric positive and insulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201059731U CN201282333Y (en) | 2008-09-19 | 2008-09-19 | Combined earth leakage protection electricity isolation wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201059731U CN201282333Y (en) | 2008-09-19 | 2008-09-19 | Combined earth leakage protection electricity isolation wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201282333Y true CN201282333Y (en) | 2009-07-29 |
Family
ID=40929199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201059731U Expired - Fee Related CN201282333Y (en) | 2008-09-19 | 2008-09-19 | Combined earth leakage protection electricity isolation wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201282333Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101988745A (en) * | 2010-12-08 | 2011-03-23 | 吴兢 | Improved structure of leakage protector of water heater |
| CN102012106A (en) * | 2010-12-08 | 2011-04-13 | 吴兢 | Leakage protector of water heater |
| CN101777405B (en) * | 2009-01-13 | 2011-09-14 | 张光群 | flowing water resistor and device for carrying out on-line insulation detection by using the same |
| CN106288418A (en) * | 2016-10-17 | 2017-01-04 | 广东海信家电有限公司 | A kind of electricity-isolation wall |
-
2008
- 2008-09-19 CN CNU2008201059731U patent/CN201282333Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101777405B (en) * | 2009-01-13 | 2011-09-14 | 张光群 | flowing water resistor and device for carrying out on-line insulation detection by using the same |
| CN101988745A (en) * | 2010-12-08 | 2011-03-23 | 吴兢 | Improved structure of leakage protector of water heater |
| CN102012106A (en) * | 2010-12-08 | 2011-04-13 | 吴兢 | Leakage protector of water heater |
| CN106288418A (en) * | 2016-10-17 | 2017-01-04 | 广东海信家电有限公司 | A kind of electricity-isolation wall |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090729 Termination date: 20120919 |