CN207162925U - Electric heater and its protection device - Google Patents
Electric heater and its protection device Download PDFInfo
- Publication number
- CN207162925U CN207162925U CN201721227816.3U CN201721227816U CN207162925U CN 207162925 U CN207162925 U CN 207162925U CN 201721227816 U CN201721227816 U CN 201721227816U CN 207162925 U CN207162925 U CN 207162925U
- Authority
- CN
- China
- Prior art keywords
- water
- inner bag
- water outlet
- heating tube
- water inlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses the protection device and water heater of a kind of electric heater; the electric heater includes inner bag, water inlet pipe, outlet pipe; electric heating tube; controller, the electric heating tube are switched on power circuit by relay, and the relay is connected with controller signals; the inner bag includes water inlet inner bag, water outlet inner bag; the water inlet inner bag is connected in series with water outlet inner bag by anti-electricity wall communicating pipe water route, sets the first electric heating tube in water inlet inner bag, the second electric heating tube is set in water outlet inner bag；The controller is also connected with the water flow sensing unit for detecting water outlet of water heater state, and the controller is used to read water flow sensing unit signal, when obtaining water outlet signal, controls the relay interrupting power circuit of the second electric heating tube；The water inlet inner bag and water outlet inner container insulating.The utility model solves the problems, such as that the power-off of water outlet in the prior art can not ensure to provide sufficient hot water.
Description
Technical field
It the utility model is related to electric heater technical field, more particularly to a kind of electric heater and its protection device.
Background technology
Electric heater has the advantages that easy to use, hot water amount is big, firing rate is fast and is loved by people, but electric hot water
The Electrical Safety of device is the focal issue of its design and manufacture all the time.In order to reach purpose safe to use, current electric hot water
Device, which has, sets water outlet power down function, such as Chinese utility model patent application（Publication number：CN105627580A）Disclose a kind of electricity
Water heater leakage protection system, including control system, temperature sensor, display, leakage protecting plug, control system is to temperature
The signal of sensor feedback is handled and shown over the display；It is also associated with current detection dress in control system
Put and power module, the water-flow signal fed back by control system according to Water flow detector control the logical of leakage protecting plug
It is disconnected.It fully achieves the water outlet power-off of electric heater, can reach the purpose of safe bathing, however, its shortcoming is to work as water heater
Inner bag water temperature when being not up to design temperature, the needs of hot water amount supplies can not be met using water heater by powering off.Storage-type at present
Electric heater realizes the standby water storage heating of the scheme generally use of large hot water volume's output, is supplemented being worked with water speed per hour hot heater
Heat is so that water heater can continuously export hot water, and therefore, existing water heater is when it enables water outlet power-down mode, no
It is enough to provide large hot water volume.
On the other hand, when enabling water outlet power-down mode, the speed heat function of water heater is also ineffective.
Utility model content
The purpose of this utility model is to overcome the shortcomings of existing for above-mentioned prior art, there is provided a kind of existing water outlet power-off
Function and can meets that hot water amount exports desired electric heater and its protection device.
Technical scheme is used by the utility model solves its technical problem：A kind of protection device of electric heater, institute
Stating electric heater includes inner bag, and water inlet pipe, outlet pipe, electric heating tube, controller, the electric heating tube is connected electric by relay
Source circuit, the relay are connected with controller signals, and the inner bag includes water inlet inner bag, water outlet inner bag, the water inlet inner bag
It is connected in series with water outlet inner bag by anti-electricity wall communicating pipe water route, the first electric heating tube is set in water inlet inner bag, in water outlet
Second electric heating tube is set in courage；The controller is also connected with the water flow sensing unit for detecting water outlet of water heater state, described
Controller is used to read water flow sensing unit signal, and when obtaining water outlet signal, the relay of the second electric heating tube of control disconnects electricity
Source circuit；The water inlet inner bag and water outlet inner container insulating.
The controller is used for when obtaining water outlet signal, controls the relay of the first electric heating tube to switch on power circuit.
The water flow sensing unit was arranged on water feeding of heater pipeline or outlet pipeline or on anti-electricity wall communicating pipe.
The water flow sensing unit is one kind in Hall water flow sensing unit, water flow switch or hydraulic pressure sensor.
The anti-electricity wall communicating pipe is made by insulating materials, connects going out in water inlet inner bag the anti-electricity wall communicating pipe respectively
Water inlet pipe in water pipe, water outlet inner bag.
The water inlet inner bladder outer wall and water outlet inner bladder outer wall set insulation heat preservation layer.
Also include being used to for inner bag to be fixed on fastening assembly on outer cover of water heater, the fastening assembly include insulation every
Part, the insulated spacers are used to make inner bag mutually insulate with outer cover of water heater.
A kind of electric heater, include the protection device of above-mentioned electric heater.
Compared with prior art, the beneficial effects of the utility model are：The utility model is obtained by controller, water flow sensing unit
Know the use regimen condition of water heater, when going out water state, disconnect the electric heating tube of water outlet inner bag and connect the electrical heating of water inlet inner bag
Guan Shi, the water body of heating water inlet inner bag can be continued, by selection/adjustment water inlet inner bag heating power, can still realize speed heat
Function, so as to obtain the effect of water outlet powers off on the premise of a large amount of hot water supplies are ensured, solve water outlet in the prior art and break
The problem of electricity can not ensure to provide sufficient hot water.
Brief description of the drawings
Fig. 1 is the utility model electric heater and its structural representation of protection device embodiment one.
Fig. 2 is the structural representation of the utility model embodiment two.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and it is not intended that to of the present utility model
Limitation.
In description of the present utility model, it is to be understood that term " front and rear ", " on ", " under ", "left", "right", " hang down
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should broadly understood, for example, it may be being fixedly connected.Can also be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Language is in concrete meaning of the present utility model.
Embodiment one.
As shown in figure 1, a kind of electric heater and its protection device, electric heater includes inner bag（In water inlet inner bag 1, water outlet
Courage 2）, water inlet pipe 3, outlet pipe 4, electric heating tube, controller（It is not shown）, electric heating tube switched on power circuit by relay
（It is not shown）, relay is connected with controller signals, and water inlet inner bag is connected with water outlet inner bag by the water route of anti-electricity wall communicating pipe 10
Connection, the first electric heating tube 7 is set in water inlet inner bag, the second electric heating tube 8 is set in water outlet inner bag；Controller is also connected with
For detecting the water flow sensing unit 9 of water outlet of water heater state, controller is used to read water flow sensing unit signal, believes when obtaining water outlet
Number when, control the second electric heating tube relay interrupting power circuit；Water inlet inner bag and water outlet inner container insulating.Then, hot water is worked as
During device water, the power-off of water outlet inner bag, the water outlet of water heater is not charged, safe and reliable.
Controller is used for when obtaining water outlet signal, controls the relay of the first electric heating tube to switch on power circuit.Therefore,
Even if the electric heating tube of water outlet inner bag is in off position, water inlet inner bag can also provide enough hot water, meet that user uses
The needs of hot water.
Water flow sensing unit is arranged on water feeding of heater pipeline, may also be arranged on outlet pipeline or on anti-electricity wall communicating pipe,
So as to which monitor water heater uses water state.
Water flow sensing unit is one kind in Hall water flow sensing unit, water flow switch or hydraulic pressure sensor.
Anti-electricity wall communicating pipe 10 is made by insulating materials, connects the outlet pipe in water inlet inner bag anti-electricity wall communicating pipe 10 respectively
5th, the water inlet pipe 6 in water outlet inner bag.Consequently, it is possible to even if contingency water inlet inner bag has leaky, it is powered due to two inner container insulatings
Water body can reach the standards for safe use that water outlet electric current is less than 5 milliamperes after the communicating pipe with anti-electric wall construction.In hot water
The anti-electric wall construction used on device uses the anti-electric wall construction of prior art, herein not repeated description.
Water inlet inner bladder outer wall and water outlet inner bladder outer wall set insulation heat preservation layer, and to reduce power consumption, environmental protection and energy saving, inner bag passes through
Fastening assembly is fixedly mounted on outer cover of water heater, and fastening assembly includes an insulated spacers, and insulated spacers are used to make inner bag and heat
The outer shell phase insulation of hydrophone, is prevented conductive between shell and inner bag.
The utility model provides a kind of electric heater of the protection device including above-mentioned electric heater.
Embodiment two.
As shown in Fig. 2 the utility model is applicable to Horizontal electric water heater.Water inlet inner bag 1 is located under outer cover of water heater
Portion, water outlet inner bag 2 are located at the top of outer cover of water heater, and the front end of water inlet pipe 3 is provided with water flow sensing unit 9, and outlet pipe 4 is from hot water
The sidepiece of device shell stretches out.First electric heating tube 7 is set in water inlet inner bag 1, the second electric heating tube is set in water outlet inner bag 2
8, two electric heating tubes connect power supply circuit by relay, i.e., by the work break-make of Control electric heating tube, relay with
Controller signals are connected, and water inlet inner bag is connected in series with water outlet inner bag by the water route of anti-electricity wall communicating pipe 10, anti-electricity wall communicating pipe
10 connect the outlet pipe 5 in water inlet inner bag, the water inlet pipe 6 in water outlet inner bag respectively.Remaining structure is identical with embodiment one.
While there has been shown and described that embodiment of the present utility model, it will be understood by those within the art that：
These embodiments can be carried out with a variety of changes, modification in the case where not departing from principle and objective of the present utility model, replaced
And modification, the scope of the utility model are limited by claim and its equivalent substitution, change what is made without creative work
Enter, should be included within the scope of protection of the utility model.
Claims (8)
1. a kind of protection device of electric heater, the electric heater includes inner bag, water inlet pipe, outlet pipe, electric heating tube, control
Device, the electric heating tube are switched on power circuit by relay, and the relay is connected with controller signals, it is characterised in that
The inner bag includes water inlet inner bag, water outlet inner bag, and the water inlet inner bag is connected with water outlet inner bag by anti-electricity wall communicating pipe water route
Connection, the first electric heating tube is set in water inlet inner bag, the second electric heating tube is set in water outlet inner bag；The controller also connects
The water flow sensing unit for detecting water outlet of water heater state is connect, the controller is used to read water flow sensing unit signal, works as acquisition
During water outlet signal, the relay interrupting power circuit of the second electric heating tube is controlled；The water inlet inner bag and water outlet inner container insulating.
2. the protection device of electric heater according to claim 1, it is characterised in that the controller is used for when acquisition water outlet
During signal, the relay of the first electric heating tube of control switches on power circuit.
3. the protection device of electric heater according to claim 1 or claim 2, it is characterised in that the water flow sensing unit is arranged on
Water feeding of heater pipeline or outlet pipeline or on anti-electricity wall communicating pipe.
4. the protection device of electric heater according to claim 3, it is characterised in that the water flow sensing unit is Hall current
One kind in sensor, water flow switch or hydraulic pressure sensor.
5. the protection device of electric heater according to claim 4, it is characterised in that the anti-electricity wall communicating pipe is by insulation material
Material is made, and connects the outlet pipe in water inlet inner bag, the water inlet pipe in water outlet inner bag the anti-electricity wall communicating pipe respectively.
6. the protection device of electric heater according to claim 5, it is characterised in that in the water inlet inner bladder outer wall and water outlet
Gall bladder wall sets insulation heat preservation layer.
7. the protection device of electric heater according to claim 6, it is characterised in that also include being used to inner bag being fixed on heat
Fastening assembly on hydrophone shell, the fastening assembly include insulated spacers, and the insulated spacers are used to make inner bag and water heater
Outer shell phase insulation.
8. a kind of electric heater, it is characterised in that include the protection device of any electric heater in claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721227816.3U CN207162925U (en) | 2017-09-23 | 2017-09-23 | Electric heater and its protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721227816.3U CN207162925U (en) | 2017-09-23 | 2017-09-23 | Electric heater and its protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207162925U true CN207162925U (en) | 2018-03-30 |
Family
ID=61723732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721227816.3U Expired - Fee Related CN207162925U (en) | 2017-09-23 | 2017-09-23 | Electric heater and its protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207162925U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107421109A (en) * | 2017-09-23 | 2017-12-01 | 广东威博电器有限公司 | Electric heater and its protection device, control method |
-
2017
- 2017-09-23 CN CN201721227816.3U patent/CN207162925U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107421109A (en) * | 2017-09-23 | 2017-12-01 | 广东威博电器有限公司 | Electric heater and its protection device, control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180330 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |