CN208253939U - A kind of electric heater - Google Patents
A kind of electric heater Download PDFInfo
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- CN208253939U CN208253939U CN201820676747.2U CN201820676747U CN208253939U CN 208253939 U CN208253939 U CN 208253939U CN 201820676747 U CN201820676747 U CN 201820676747U CN 208253939 U CN208253939 U CN 208253939U
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Abstract
The utility model relates to technical field of water heaters, specifically disclose a kind of electric heater.The electric heater, including attaching plug, liner, the heating tube being arranged in the liner and the water inlet pipe and outlet pipe that are mounted in the liner, further include a ground line being connected across between the ground terminal and heating tube or liner or water inlet pipe or outlet pipe of the attaching plug, is in series on the ground line and detects the ground wire cutting module for being grounded the first detection of electrical leakage module whether charged and cutting off the ground line.Electric heater described in the utility model efficiently avoids electric heater in the case where electric leakage, and the electric current of leakage is transmitted to the problem on receptacle grounds, improves the safety of electric heater.
Description
Technical field
The utility model relates to technical field of water heaters more particularly to a kind of electric heaters.
Background technique
Electric heater is the device that cold water is become to hot water within a certain period of time using electric energy, currently, electric heater is
As a kind of universal household electrical appliance.But electric heater long-time service causes aging or other reasons to cause insulation damages
Afterwards, electric heater will have the danger of electric leakage, and electric heater will lead to ground wire electrification once leaking electricity, and therefore, detection ground wire is
No electrification is the major way for judging electric heater and whether charging.However, Some Domestic old building is in the presence of no ground wire or ground wire
Bad problem, in this case, if electric heater leaks electricity, the electric current of leakage may be passed by the ground wire on electric heater
It leads on the ground wire of socket, brings security risk to user.
Utility model content
The purpose of this utility model is to provide a kind of electric heaters, efficiently avoid electric heater the case where leaking electricity
Under, the electric current of leakage is transmitted to the problem on receptacle grounds, improves the safety of electric heater.
For this purpose, the utility model uses following technical scheme:
A kind of electric heater including attaching plug, liner, the heating tube being arranged in the liner and is mounted on described
Water inlet pipe and outlet pipe in liner further include a ground terminal for being connected across the attaching plug and heating tube or liner or water inlet
Ground line between pipe or outlet pipe is in series on the ground line and detects first detection of electrical leakage for being grounded and whether charging
Module and the ground wire for cutting off the ground line cut off module.
As optimal technical scheme, second whether to leak electricity for detecting the liner is equipped between the liner and wall
Detection of electrical leakage module.
It further include control module as optimal technical scheme, the first detection of electrical leakage module, second detection of electrical leakage
Module and ground wire cutting module are electrically connected with the control module respectively.
As optimal technical scheme, the both ends of the heating tube are connected with the firewire of 220V AC power source with zero curve respectively,
And the dump module of control on/off is respectively equipped on the firewire and the zero curve.
As optimal technical scheme, the dump module is electrically connected with the control module.
As optimal technical scheme, the ground wire cutting module is electromagnetic relay.
As optimal technical scheme, the first detection of electrical leakage module is voltage detection module or current detection module.
As optimal technical scheme, the second detection of electrical leakage module is voltage detection module or current detection module.
As optimal technical scheme, further include for remind electric heater leak electricity alarm module, the alarm module with
The control module electrical connection.
As optimal technical scheme, the alarm module is sound alarm module or code alarm module or figure alarm mould
Block or light alarm module.
The utility model has the beneficial effects that attaching plug is arranged in the ground line of electric heater described in the utility model
Between ground terminal and heating tube or liner or water inlet pipe or outlet pipe, the first detection of electrical leakage module being arranged on ground line can not only
Detect whether itself electric heater leaks electricity, moreover it is possible to detect whether the electric heater of neighbour's leaks electricity, and cutting ground connection in time
The connection of ground wire on line and power outlet, the electric current for avoiding water heater leakage is transmitted on receptacle grounds or neighbours' household electrical appliances
The leakage current of water heater conducts the problem to itself electric heater, improves the safety of electric heater.
Detailed description of the invention
Fig. 1 is electric heater structural schematic diagram described in the utility model embodiment.
In figure:
1, liner；2, heating tube；3, water inlet pipe；4, outlet pipe；5, it is grounded；6, the first detection of electrical leakage module；7, ground wire
Cut off module；8, the second detection of electrical leakage module；9, control module；10, wall.
Specific embodiment
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.It can manage
Solution, specific embodiment described herein are used only for explaining the utility model, rather than the restriction to the utility model.Separately
It is outer it should also be noted that, illustrating only part relevant to the utility model for ease of description, in attached drawing and not all.
As shown in Figure 1, present embodiments provide a kind of electric heater, including attaching plug (not shown), liner 1,
The heating tube 2 being arranged in the liner 1 and the water inlet pipe 3 and outlet pipe 4 that are mounted in the liner 1 further include one being connected across
Ground line 5 between the ground terminal and heating tube 2 or liner 1 or water inlet pipe 3 or outlet pipe 4 of the attaching plug, the ground connection
The the first detection of electrical leakage module 6 and the ground wire for cutting off the ground line 5 whether the detection ground line 5 charges are in series on line 5
Cut off module 7.
Electric heater described in the present embodiment efficiently avoids electric heater in the case where electric leakage, the electric current of leakage
The problem being transmitted on receptacle grounds improves the safety of electric heater.
Specifically, one end of the ground line 5 can be with the table on the surface of heating tube 2 or the surface of liner 1 or water inlet pipe 3
Face or the connection of the surface of outlet pipe 4, in the present embodiment, preferably grounded line 5 is connect with the surface of the heating tube 2.
The electric heater further includes control module 9, and the first detection of electrical leakage module 6 and the ground wire cut off module 7
It is electrically connected respectively with control module 9.When detection 5 electrification of ground line of the first detection of electrical leakage module 6, ground wire cuts off module 7 and cuts off
Ground line 5 and the connections of receptacle grounds, the electric current for effectively preventing leakage are conducted to the ground wire of socket, can also prevent by
It is conducted by the ground wire of entire building space to the electric heater of itself in the electric current that the electric heater of neighbour's leaks electricity, improves electricity
The safety of water heater.
The first above-mentioned detection of electrical leakage module 6 can be current detection module and be also possible to voltage detection module.Describedly
It is electromagnetic relay that line, which cuts off module 7,.In other embodiments, the ground wire cutting module 7, which can also be other, to cut off ground
The component of line, no longer elaborates herein.
The both ends of the heating tube 2 are connected with the firewire of 220V AC power source with zero curve respectively, and the firewire and described
The dump module of control on/off is respectively equipped on zero curve (drawing is not shown).Two dump modules respectively with control
Molding block 9 is electrically connected, and is charged on 5 and when cutting ground wire detecting to connect wires, while dump module also cut off and heated
The firewire and zero curve that pipe 2 connects, heating tube 2 stop heating, further improve the safety coefficient of electric heater.In the present embodiment
In, above-mentioned dump module is electromagnetic relay, can also be other components that can cut off ground wire, herein no longer in detail
It illustrates.
In the present embodiment, the second detection of electrical leakage module 8, the second electric leakage inspection are additionally provided between the liner 1 and wall 10
Module 8 is surveyed for detecting whether liner 1 leaks electricity.The second detection of electrical leakage module 8 can be current detection module, can also be
Voltage detection module, and the second detection of electrical leakage module 8 is electrically connected with the control module 9.The inspection of second detection of electrical leakage module 8
When measuring the electrification of liner 1, the power supply of the dump module cutting heating tube 2 in heating tube 2 improves the safety system of water heater
Number.
The electric heater further includes alarm module (drawing is not shown), and the alarm module is electrically connected with control module 9.?
When 5 electrification of ground line or liner 1 charge, the electric leakage of alarm module warning reminding user's electric heater is taken care.In this implementation
In example, alarm module can be sound alarm module or code alarm module or figure alarm module or light alarm module.
Obviously, the above embodiments of the present invention is used for the purpose of clearly illustrating examples for clearly illustrating the present invention, and
It is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
Exhaustion.Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc., should be included in
Within the protection scope of the utility model claims.
Claims (10)
1. a kind of electric heater, including attaching plug, liner (1), the heating tube (2) being arranged in the liner (1) and peace
Water inlet pipe (3) and outlet pipe (4) in the liner (1), which is characterized in that further include one being connected across the attaching plug
Ground terminal and heating tube (2) or liner (1) or water inlet pipe (3) or outlet pipe (4) between ground line (5), the ground line
(5) ground for detecting the first detection of electrical leakage module (6) and the cutting ground line that whether the ground line (5) is charged is in series on
Line cuts off module (7).
2. electric heater according to claim 1, which is characterized in that be equipped with and use between the liner (1) and wall (10)
In the second detection of electrical leakage module (8) whether the detection liner (1) is leaked electricity.
3. electric heater according to claim 2, which is characterized in that it further include control module (9), the first electric leakage inspection
It is electric with the control module (9) respectively to survey module (6), the second detection of electrical leakage module (8) and ground wire cutting module (7)
Connection.
4. electric heater according to claim 3, which is characterized in that handed over respectively with 220V at the both ends of the heating tube (2)
The firewire in galvanic electricity source is connected with zero curve, and the dump mould of control on/off is respectively equipped on the firewire and the zero curve
Block.
5. electric heater according to claim 4, which is characterized in that the dump module and the control module
(9) it is electrically connected.
6. electric heater according to claim 1, which is characterized in that ground wire cutting module (7) is electromagnetic relay.
7. electric heater according to claim 1, which is characterized in that the first detection of electrical leakage module (6) is voltage inspection
Survey module or current detection module.
8. electric heater according to claim 2, which is characterized in that the second detection of electrical leakage module (8) is voltage inspection
Survey module or current detection module.
9. electric heater according to claim 3, which is characterized in that further include the alarm for reminding electric heater to leak electricity
Module, the alarm module are electrically connected with the control module (9).
10. electric heater according to claim 9, which is characterized in that the alarm module is sound alarm module or generation
Code alarm module or figure alarm module or light alarm module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820676747.2U CN208253939U (en) | 2018-05-08 | 2018-05-08 | A kind of electric heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820676747.2U CN208253939U (en) | 2018-05-08 | 2018-05-08 | A kind of electric heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208253939U true CN208253939U (en) | 2018-12-18 |
Family
ID=64634454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820676747.2U Active CN208253939U (en) | 2018-05-08 | 2018-05-08 | A kind of electric heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208253939U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111486599A (en) * | 2020-03-20 | 2020-08-04 | 广东万家乐燃气具有限公司 | Electric water heater electric leakage detection system and electric water heater |
| CN112325484A (en) * | 2020-11-16 | 2021-02-05 | 广东万和电气有限公司 | Water-feeding power-off protection device of electric water heater and electric water heater with same |
-
2018
- 2018-05-08 CN CN201820676747.2U patent/CN208253939U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111486599A (en) * | 2020-03-20 | 2020-08-04 | 广东万家乐燃气具有限公司 | Electric water heater electric leakage detection system and electric water heater |
| CN111486599B (en) * | 2020-03-20 | 2021-05-14 | 广东万家乐燃气具有限公司 | Electric water heater electric leakage detection system and electric water heater |
| CN112325484A (en) * | 2020-11-16 | 2021-02-05 | 广东万和电气有限公司 | Water-feeding power-off protection device of electric water heater and electric water heater with same |
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