CN202299903U - Electrical heating glazed door - Google Patents
Electrical heating glazed door Download PDFInfo
- Publication number
- CN202299903U CN202299903U CN2011203893931U CN201120389393U CN202299903U CN 202299903 U CN202299903 U CN 202299903U CN 2011203893931 U CN2011203893931 U CN 2011203893931U CN 201120389393 U CN201120389393 U CN 201120389393U CN 202299903 U CN202299903 U CN 202299903U
- Authority
- CN
- China
- Prior art keywords
- glass door
- door body
- electrical heating
- electric heating
- power circuit
- 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 - Lifetime
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Abstract
The utility model discloses an electrical heating glazed door comprising a glazed door body and an electrical heating body arranged on the glazed door body. The electrical heating glazed door is characterized by further comprising a temperature and humidity sensor for detecting the ambient temperature and humidity of the inner surface of the glazed door body, a power supply circuit capable of providing the electrical heating body with a voltage lower than the human body safety voltage value, and an automatic controller, wherein the temperature and humidity sensor and the power supply circuit are connected with the automatic controller; the power supply circuit is connected with commercial power; and the electrical heating body is connected with the power supply circuit. As the safety voltage is adopted to supply power to the electrical heating body, the use is safe and potential safety hazards are avoided; and the automatic controller (such as a programmable logic controller) is used for automatically adjusting and controlling the working state (namely heating or stopping heating) of the electrical heating body according to detection signals from the temperature and humidity sensor, so that the use is convenient.
Description
Technical field
The utility model relates to the glass door that refrigerator, showcase or wine cabinet etc. use, a kind of electrically heated glass door especially wherein.
Background technology
At present, the electrically heated glass door that refrigerator, showcase or wine cabinet etc. use comprises the glass door body, covers electric heating body, the hand switch of whole glass door body surface, and electric heating body inserts civil power through hand switch.For preventing that above-mentioned electrically heated glass door surface from generating condensation, need manual work to operate manual switch closure or disconnection regularly, make electric heating body heat or stop heating to the glass door body, use inconvenience.In addition, the supply voltage of electric heating body is the human safety voltage head and shoulders above, has potential safety hazard; And the electrical heating power of electric heating body can not adjust according to actual mode of occupation, and power consumption is bigger, is unfavorable for saving energy and reduce the cost.
The utility model content
The task of the utility model is to solve the existing technological deficiency of electrically heated glass door in the prior art, and a kind of electrically heated glass door is provided.
Its technical solution is:
A kind of electrically heated glass door comprises the glass door body and is arranged on the electric heating body on the glass door body; Also comprise the environment temperature that is used to detect the glass door body internal surface and humidity humidity temperature pickup, can be equal to or less than power circuit and the automatic controller that the human safety voltage is worth utilization voltage for electric heating body provides; The said temperature humidity sensor is connected automatic controller with power circuit; Power circuit connects civil power, and electric heating body connects power circuit.
Above-mentioned power circuit is transformer or Switching Power Supply.
Above-mentioned automatic controller is a programmable logic controller.
Above-mentioned electric heating body is arranged on the glass door body and generates easily on the regional local surfaces of condensation.
Above-mentioned electric heating body comprises electric heating film, electrical heating printed circuit or electrical heating wire.
Above-mentioned power circuit is the variable voltage power circuit.
The utlity model has following useful technique effect:
The utility model voltage safe in utilization is the electric heating body power supply, and is safe in utilization, no potential safety hazard; Through automatic controllers such as programmable logic controllers, according to the detection signal that humidity temperature pickup provides, the duty of auto-control electric heating body promptly heats or stop heating, and is easy to use simultaneously.In addition, automatic controller also can be regulated the supply voltage of power circuit automatically according to practical operation situation, in the hope of realizing the adjustment to the electric heating body heating power, saves energy; And taked electric heating body is arranged on the technical approach on the local surfaces that the glass door body generates condensation zone easily, also can further realize energy saving purposes.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is described further:
Fig. 1 is the electric schematic block diagram of a kind of embodiment of the utility model.
The specific embodiment
In conjunction with accompanying drawing, a kind of electrically heated glass door comprises glass door body 1 and is arranged on the electric heating body 2 on the glass door body.Above-mentioned electric heating body comprises electric heating film, electrical heating printed circuit or electrical heating wire etc.Above-mentioned electrically heated glass door also comprises humidity temperature pickup 3, power circuit 4 and automatic controller 5; Wherein humidity temperature pickup is used to detect the environment temperature and the humidity of glass door body internal surface; Power circuit can provide the utilization voltage that is equal to or less than human safety voltage's value for electric heating body, as 36 volts of voltages, 24 volts of voltages or 12 volts of voltages or the like are provided.The said temperature humidity sensor is connected automatic controller with power circuit, and power circuit connects civil power, and electric heating body connects power circuit.
In the aforesaid way, power circuit can be transformer or Switching Power Supply; Automatic controller can be programmable logic controller.
As a kind of optimal way, above-mentioned electric heating body is arranged on the glass door body and generates easily on the regional local surfaces of condensation.
As a kind of optimal way, above-mentioned power circuit is the variable voltage power circuit.
The technology contents that the utility model is not addressed is taked or is used for reference prior art and can realize.
The employed object of the utility model includes but not limited to refrigerator, showcase or wine cabinet.
Need to prove that under the instruction of this manual, any equivalents that those skilled in the art have done, or obvious variant all should be within the protection domains of the utility model.
Claims (6)
1. an electrically heated glass door comprises the glass door body and is arranged on the electric heating body on the glass door body; It is characterized in that also comprising the environment temperature that is used to detect the glass door body internal surface and humidity humidity temperature pickup, can be equal to or less than power circuit and the automatic controller that the human safety voltage is worth utilization voltage for electric heating body provides; Said humidity temperature pickup is connected automatic controller with power circuit; Power circuit connects civil power, and electric heating body connects power circuit.
2. electrically heated glass door body according to claim 1 is characterized in that: said power circuit is transformer or Switching Power Supply.
3. electrically heated glass door body according to claim 1 is characterized in that: said automatic controller is a programmable logic controller.
4. electrically heated glass door body according to claim 1 is characterized in that: said electric heating body is arranged on the glass door body and generates easily on the regional local surfaces of condensation.
5. electrically heated glass door body according to claim 1, it is characterized in that: said electric heating body comprises electric heating film, electrical heating printed circuit or electrical heating wire.
6. electrically heated glass door body according to claim 1 is characterized in that: said power circuit is the variable voltage power circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203893931U CN202299903U (en) | 2011-10-13 | 2011-10-13 | Electrical heating glazed door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203893931U CN202299903U (en) | 2011-10-13 | 2011-10-13 | Electrical heating glazed door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202299903U true CN202299903U (en) | 2012-07-04 |
Family
ID=46368825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203893931U Expired - Lifetime CN202299903U (en) | 2011-10-13 | 2011-10-13 | Electrical heating glazed door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202299903U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104061740A (en) * | 2013-03-20 | 2014-09-24 | 海尔集团公司 | Transparent refrigerator door |
| CN104389480A (en) * | 2014-11-13 | 2015-03-04 | 浙江金辰玻璃有限公司 | Portioning heated glass door |
| CN111336737A (en) * | 2020-03-05 | 2020-06-26 | 中科美菱低温科技股份有限公司 | Medical refrigeration appliance with multi-dimensional temperature sensor control system |
-
2011
- 2011-10-13 CN CN2011203893931U patent/CN202299903U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104061740A (en) * | 2013-03-20 | 2014-09-24 | 海尔集团公司 | Transparent refrigerator door |
| CN104389480A (en) * | 2014-11-13 | 2015-03-04 | 浙江金辰玻璃有限公司 | Portioning heated glass door |
| CN111336737A (en) * | 2020-03-05 | 2020-06-26 | 中科美菱低温科技股份有限公司 | Medical refrigeration appliance with multi-dimensional temperature sensor control system |
| CN111336737B (en) * | 2020-03-05 | 2021-11-30 | 中科美菱低温科技股份有限公司 | Medical refrigeration appliance with multi-dimensional temperature sensor control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120704 |
|
| CX01 | Expiry of patent term |