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 PDF

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Publication number
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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CN
China
Prior art keywords
refrigerator
central processing
alarm device
processing unit
temperature sensor
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
Application number
CN 201220504645
Other languages
Chinese (zh)
Inventor
王志海
范志军
姜仁涛
宋振华
王吉祥
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Foshan Haier Electric Freezer Co ltd
Original Assignee
Qingdao Haier Special Refrigerator Co Ltd
Haier Group Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qingdao Haier Special Refrigerator Co Ltd, Haier Group Corp filed Critical Qingdao Haier Special Refrigerator Co Ltd
Priority to CN 201220504645 priority Critical patent/CN202869135U/en
Application granted granted Critical
Publication of CN202869135U publication Critical patent/CN202869135U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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

Many refrigeration systems refrigerator and single system fault detection alarm device thereof
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.
CN 201220504645 2012-09-29 2012-09-29 Multiple refrigerating system refrigerator and single system failure detection and alarm device thereof Expired - Lifetime CN202869135U (en)

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

Publications (1)

Publication Number Publication Date
CN202869135U true CN202869135U (en) 2013-04-10

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Cited By (7)

* Cited by examiner, † Cited by third party
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

Cited By (10)

* Cited by examiner, † Cited by third party
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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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