CN202869135U - Multiple refrigerating system refrigerator and single system failure detection and alarm device thereof - Google Patents
Multiple refrigerating system refrigerator and single system failure detection and alarm device thereof Download PDFInfo
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- CN202869135U CN202869135U CN 201220504645 CN201220504645U CN202869135U CN 202869135 U CN202869135 U CN 202869135U CN 201220504645 CN201220504645 CN 201220504645 CN 201220504645 U CN201220504645 U CN 201220504645U CN 202869135 U CN202869135 U CN 202869135U
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- refrigerator
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- alarm device
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- temperature sensor
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- 238000001514 detection method Methods 0.000 title claims abstract description 25
- 238000005057 refrigeration Methods 0.000 claims description 68
- 230000001276 controlling effect Effects 0.000 description 1
- 230000000875 corresponding Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
Abstract
The utility model relates to a multiple refrigerating system refrigerator and a single system failure detection and alarm device of the multiple refrigerating system refrigerator. The failure detection and alarm device comprises a central processing unit, a temperature sensor and an alarm unit. The temperature sensor is installed on an inner container and transmits detected temperature signals to the central processing unit. The central processing unit is connected with the alarm unit and a plurality of refrigerating systems. The central processing unit controls working conditions of the refrigerating systems and the alarming unit according to the temperature signals detected by the temperature sensor. According to the multiple refrigerating system refrigerator and the single system failure detection and alarm device of the multiple refrigerating system refrigerator, the function of alarm can be achieved due to the fact that the single sensor is adopted when a single system of the multiple refrigerating system refrigerator fails, the failed refrigerating system can be displayed, alarming is accurate and cost of the refrigerator is lowered.
Description
Technical field
The utility model belongs to the refrigerator refrigeration technology field, specifically, relates to the refrigerator of at least two refrigeration systems of a kind of employing and the detection alarm device that single refrigeration system breaks down and just can report to the police.
Background technology
At present, large refrigerator is because the requirement of refrigerating capacity needs to adopt two refrigeration systems or many refrigeration systems to freeze, and namely two or more independent refrigeration systems are freezed to chamber, separate room refrigerator jointly.When single refrigeration system broke down, refrigeration can reduce greatly, if there is not the single system fault alarm, the user that can not in time accuse handles it, can causing goods, the problem such as food spoilage occurs.Thus, the user of announcement did not handle it when how refrigeration reached requirement after the bonding system failure, was the matter of utmost importance that will solve.Now general solution is that a temperature sensor all is installed on the evaporimeter of each refrigeration system, and the temperature that detects by temperature sensor just can be judged whether fault of system.But the shortcoming of this kind scheme is that each refrigeration system all need dispose a temperature sensor, and designs corresponding circuit, has increased the cost of refrigerator.
The utility model content
The purpose of this utility model is to provide a kind of single system fault detection alarm device of many refrigeration systems refrigerator, has solved the existing higher technical problem of many refrigeration systems refrigerator single system fault alarm cost.
For solving the problems of the technologies described above, the utility model is achieved by the following technical solutions:
A kind of many refrigeration systems refrigerator single system fault detection alarm device, described fault detection alarm device comprises central processing unit, temperature sensor and alarm unit, described temperature sensor is installed on the inner bag, the temperature signal that detects is transferred to central processing unit, described central processing unit and alarm unit and a plurality of refrigeration system are joined, and the temperature signal that central processing unit detects according to temperature sensor is controlled the duty of refrigeration system and alarm unit.
Install and change for the ease of temperature sensor, be fixed with sleeve pipe on the described inner bag, described temperature sensor is installed in the sleeve pipe.
For chamber refrigerator cryogenic temperature between bonding is evenly distributed, described evaporimeter is spirally wrapped around on the freezer liner.
Preferably, be spirally wrapped around on the freezer liner after described a plurality of evaporimeter is arranged side by side.
In order to distinguish that clearly which refrigeration system breaks down, described fault detection alarm device comprises the display screen that is connected with central processing unit, shows the title of the refrigeration system of fault at display screen.
Preferably, described alarm unit is acousto-optic warning unit, gives a warning to the user simultaneously with sound and light.
Design based on above many refrigeration systems refrigerator single system fault detection alarm device, the utility model also provides a kind of many refrigeration systems refrigerator, the fault detection alarm device of described refrigerator comprises central processing unit, temperature sensor and alarm unit, described temperature sensor is installed on the inner bag, the temperature signal that detects is transferred to central processing unit, described central processing unit and alarm unit and a plurality of refrigeration system are joined, and the temperature signal that central processing unit detects according to temperature sensor is controlled the duty of refrigeration system and alarm unit.
Compared with prior art, advantage of the present utility model and good effect are: the utility model adopts a temperature sensor to detect cryogenic temperature, and detected temperatures transferred to central processing unit, central processing unit is according to circumstances controlled the start and stop state of one of them refrigeration system, the cryogenic temperature that again temperature sensor is detected transfers to central processing unit, central processing unit is judged whether fault of this refrigeration system by the temperature of relatively twice detection, then reports to the police by alarm unit as producing fault.Warning function when the utility model only adopts a sensor just can realize many refrigeration systems refrigerator single system fault, and can show which refrigeration system breaks down is reported to the police accurately and has been reduced the refrigerator cost.
After reading by reference to the accompanying drawings the detailed description of the utility model embodiment, other characteristics of the present utility model and advantage will become clearer.
Description of drawings
Fig. 1 is the structural representation of the utility model specific embodiment refrigerator;
Fig. 2 is the theory diagram of the utility model specific embodiment fault detection alarm device.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in detail.
The utility model mainly is to utilize refrigeration principle, and when refrigeration system was substantially suitable with the leakage thermal velocity of refrigerator to the speed of refrigerator refrigeration, in the non-stop-machine situation of refrigeration system compressor, it is constant that the temperature in the refrigerator can maintain a point.
Comprise that take refrigerator two refrigeration systems are specifically described as example: if one of them refrigeration system breaks down; then the another one refrigeration system can be moved the temperature inside the box to a metastable point; but can not reach break point; at this time will to maintain a temperature spot constant for the temperature of temperature sensor; with this temperature spot as a comparison point; cut off the compressor of one of them refrigeration system; judge that according to the variation of temperature sensor the refrigeration system of cutting off has no problem; if the refrigeration system of cutting off breaks down; then the temperature of temperature sensor just can not rise; if temperature has risen; illustrate that the system that cuts off in normal operation, does not have fault.In like manner, can judge whether fault of another one refrigeration system.
Present embodiment is specifically described with two refrigeration system refrigerators:
As shown in Figure 1 and Figure 2, fault detection alarm device comprises central processing unit, temperature sensor and alarm unit.Be provided with two refrigeration systems 1,2 in the refrigerator cabinet, after arranging side by side, two refrigeration systems 1, two evaporimeters 3,4 of 2 are spirally wrapped around on refrigerator 5 inner bags 6, be fixed with sleeve pipe 7 at freezer liner 6, sleeve pipe 7 is between two evaporimeters 3,4, and temperature sensor is installed in the sleeve pipe 7.Temperature sensor transfers to central processing unit with the temperature signal that detects, and central processing unit and alarm unit, display screen and two refrigeration systems 1,2 are joined and controlled refrigeration system 1,2 and the duty of alarm unit.
The course of work of this refrigerator is: two refrigeration systems 1,2 normal operation refrigeration, temperature sensor detects cryogenic temperature, central processing unit receives the temperature signal that temperature sensor detects, if detected temperatures is greater than design temperature, then controlling refrigeration system one closes, whether detect cryogenic temperature by temperature sensor changes, if temperature-resistant, then refrigeration system one breaks down, central processing unit control alarm unit is reported to the police and in the title that shows screen display refrigeration system one, if variations in temperature, then refrigeration system one does not break down, and central processing unit control refrigeration system one starts; Central processing unit control refrigeration system two is closed, whether detect cryogenic temperature by temperature sensor changes, if temperature-resistant, then refrigeration system two breaks down, central processing unit control alarm unit is reported to the police and in the title that shows screen display refrigeration system two, if variations in temperature, then this refrigeration system two does not break down.
In like manner, the operation principle of two above refrigeration system refrigerators and single system fault detection alarm device and two refrigeration system refrigerator classes this, be not described in detail herein.
In sum, the warning function when the utility model adopts a temperature sensor just can realize many refrigeration systems refrigerator single system fault has been saved cost, simplified circuit, but extensive use is to refrigerating field.
It should be noted that at last: above embodiment only in order to the technical solution of the utility model to be described, is not intended to limit; Although with reference to previous embodiment the utility model is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (7)
1. the single system of refrigeration system refrigerator more than kind fault detection alarm device, it is characterized in that: described fault detection alarm device comprises central processing unit, temperature sensor and alarm unit, described temperature sensor is installed on the inner bag, the temperature signal that detects is transferred to central processing unit, described central processing unit and alarm unit and a plurality of refrigeration system are joined, and the temperature signal that central processing unit detects according to temperature sensor is controlled the duty of refrigeration system and alarm unit.
2. many refrigeration systems refrigerator single system fault detection alarm device according to claim 1, it is characterized in that: be fixed with sleeve pipe on the described inner bag, described temperature sensor is installed in the sleeve pipe.
3. many refrigeration systems refrigerator single system fault detection alarm device according to claim 1 and 2, it is characterized in that: the evaporimeter of described refrigeration system is spirally wrapped around on the inner bag.
4. many refrigeration systems refrigerator single system fault detection alarm device according to claim 3, it is characterized in that: the evaporimeter of described refrigeration system is spirally wrapped around on the inner bag after arranging side by side.
5. according to claim 1 and 2 or 4 described many refrigeration systems refrigerator single system fault detection alarm devices, it is characterized in that: described fault detection alarm device comprises the display screen that is connected with central processing unit.
6. according to claim 1 and 2 or 4 described many refrigeration systems refrigerator single system fault detection alarm devices, it is characterized in that: described alarm unit is acousto-optic warning unit.
7. refrigeration system refrigerator more than a kind, it is characterized in that: described refrigerator comprises the described fault detection alarm device of claim 1-6 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220504645 CN202869135U (en) | 2012-09-29 | 2012-09-29 | Multiple refrigerating system refrigerator and single system failure detection and alarm device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220504645 CN202869135U (en) | 2012-09-29 | 2012-09-29 | Multiple refrigerating system refrigerator and single system failure detection and alarm device thereof |
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| Publication Number | Publication Date |
|---|---|
| CN202869135U true CN202869135U (en) | 2013-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220504645 Expired - Lifetime CN202869135U (en) | 2012-09-29 | 2012-09-29 | Multiple refrigerating system refrigerator and single system failure detection and alarm device thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105045250A (en) * | 2015-05-26 | 2015-11-11 | 安徽中科都菱商用电器股份有限公司 | Intelligent control and fault diagnosis method suitable for double-refrigerating system |
| CN105157341A (en) * | 2013-09-24 | 2015-12-16 | 合肥美菱股份有限公司 | Device for detecting refrigeration faults of refrigerator |
| CN105698479A (en) * | 2014-11-27 | 2016-06-22 | 青岛海尔股份有限公司 | Temperature anomaly prompt device and method applied to refrigerator |
| CN105716351A (en) * | 2016-03-24 | 2016-06-29 | 海宁海通机电有限公司 | Commercial refrigerator |
| CN106949705A (en) * | 2017-03-24 | 2017-07-14 | 江西天地人环保科技有限公司 | Full intelligence refrigeration system of refrigerator |
| CN110779748A (en) * | 2019-10-30 | 2020-02-11 | 合肥通用机械研究院有限公司 | Multi-temperature-zone transport refrigeration unit performance test device and test method |
| CN112697485A (en) * | 2020-12-03 | 2021-04-23 | 上海光华国瑞物联网信息科技有限公司 | Refrigeration plant state monitoring system |
-
2012
- 2012-09-29 CN CN 201220504645 patent/CN202869135U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105157341A (en) * | 2013-09-24 | 2015-12-16 | 合肥美菱股份有限公司 | Device for detecting refrigeration faults of refrigerator |
| CN105157340A (en) * | 2013-09-24 | 2015-12-16 | 合肥美菱股份有限公司 | Device for detecting refrigeration faults of refrigerator |
| CN105157341B (en) * | 2013-09-24 | 2017-05-17 | 合肥美菱股份有限公司 | Device for detecting refrigeration faults of refrigerator |
| CN105157340B (en) * | 2013-09-24 | 2017-05-17 | 合肥美菱股份有限公司 | Device for detecting refrigeration faults of refrigerator |
| CN105698479A (en) * | 2014-11-27 | 2016-06-22 | 青岛海尔股份有限公司 | Temperature anomaly prompt device and method applied to refrigerator |
| CN105045250A (en) * | 2015-05-26 | 2015-11-11 | 安徽中科都菱商用电器股份有限公司 | Intelligent control and fault diagnosis method suitable for double-refrigerating system |
| CN105716351A (en) * | 2016-03-24 | 2016-06-29 | 海宁海通机电有限公司 | Commercial refrigerator |
| CN106949705A (en) * | 2017-03-24 | 2017-07-14 | 江西天地人环保科技有限公司 | Full intelligence refrigeration system of refrigerator |
| CN110779748A (en) * | 2019-10-30 | 2020-02-11 | 合肥通用机械研究院有限公司 | Multi-temperature-zone transport refrigeration unit performance test device and test method |
| CN112697485A (en) * | 2020-12-03 | 2021-04-23 | 上海光华国瑞物联网信息科技有限公司 | Refrigeration plant state monitoring system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: FOSHAN HAIER REFRIGERATOR CO., LTD. Free format text: FORMER OWNER: HAIER GROUP CORPORATION Effective date: 20150414 Free format text: FORMER OWNER: HAIER SPECIAL ICE BOX CO., LTD. OF QINGDAO Effective date: 20150414 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 266101 QINGDAO, SHANDONG PROVINCE TO: 528100 FOSHAN, GUANGDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150414 Address after: Office building 72 No. 528100 Guangdong city in Foshan Province, Leping Town, Sanshui District, Leping Road, room 111 Patentee after: FOSHAN HAIER ELECTRIC FREEZER CO.,LTD. Address before: 266101 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China Patentee before: HAIER Group Corp. Patentee before: QINGDAO HAIER SPECIAL FREEZER Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130410 |