CN102322715A - Control device of refrigerating system and refrigerating equipment provided with control device - Google Patents

Control device of refrigerating system and refrigerating equipment provided with control device Download PDF

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Publication number
CN102322715A
CN102322715A CN201110284813A CN201110284813A CN102322715A CN 102322715 A CN102322715 A CN 102322715A CN 201110284813 A CN201110284813 A CN 201110284813A CN 201110284813 A CN201110284813 A CN 201110284813A CN 102322715 A CN102322715 A CN 102322715A
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CN
China
Prior art keywords
temperature
magnetic switch
control device
temperature magnetic
compressor
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.)
Pending
Application number
CN201110284813A
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Chinese (zh)
Inventor
姚强
江明波
张华伟
马瑞
姜红亮
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.)
Hefei Hualing Co Ltd
Hefei Midea Refrigerator Co Ltd
Original Assignee
Hefei Hualing Co Ltd
Hefei Midea Rongshida Refrigerator Co Ltd
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 Hefei Hualing Co Ltd, Hefei Midea Rongshida Refrigerator Co Ltd filed Critical Hefei Hualing Co Ltd
Priority to CN201110284813A priority Critical patent/CN102322715A/en
Publication of CN102322715A publication Critical patent/CN102322715A/en
Pending legal-status Critical Current

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Abstract

The invention relates to a control device of a refrigerating system and refrigerating equipment provided with the control device. The control device comprises a compressor and a temperature magnetic control switch, wherein the first terminal of the compressor is connected with a scheduled power supply; and the first terminal of the temperature magnetic control switch is connected with the second terminal of the compressor, and the second terminal of the temperature magnetic control switch is connected with the scheduled power supply and used for controlling a pair of metal contacts to be connected or disconnected to be control the compressor according to the magnetic field intensity change caused by the environment temperature. The control device of the refrigerating system, disclosed by the invention, is free of the troubles of manually adjusting a temperature controller and has the advantages of simple structure, easiness in manufacturing, low production cost and convenience for maintenance.

Description

The control device of refrigeration system and refrigeration plant with it
Technical field
The present invention relates to refrigeration plant manufacturing technology field, particularly a kind of control device of refrigeration system and refrigeration plant with it.
Background technology
Prior art generally adopt the start-stop of electric temperature regulator type mechanical thermostat control freezer compressor carry out in the casing of refrigerator between the refrigeration of chamber, the chamber is temperature required between realization.Particularly, through being placed on the temperature in the indoor electric temperature regulator type mechanical thermostat perception refrigerating chamber of refrigerator cold-storage, the start-stop of the temperature control freezer compressor through perception is realized the temperature required of chamber between refrigerator.
The problem that prior art exists is that electric temperature regulator type mechanical thermostat needs the user to carry out manual adjustment.Find by inquiry; How domestic consumer regulates electric temperature regulator type mechanical thermostat to Various Seasonal makes refrigerator work not understand in rational duty; Cause summer freezer compressor do not shut down or the winter refrigerator between indoor temperature can not reach the storing requirement; Simultaneously the compressor temperature controller of many user's refrigerators all is a gear throughout the year, consumes energy and can not reach the refrigeration needs.
Summary of the invention
The object of the invention is intended to solve at least one of above-mentioned technological deficiency.
For this reason, one object of the present invention is to propose a kind of control device of refrigeration system.
Another object of the present invention is to propose a kind of refrigeration plant with control device of above-mentioned refrigeration system.
For achieving the above object, the embodiment of one aspect of the present invention proposes a kind of control device of refrigeration system, comprising: compressor, and first terminals of said compressor link to each other with predetermined power source; The temperature magnetic switch; First terminals of said temperature magnetic switch link to each other with second terminals of said compressor; Second terminals of said temperature magnetic switch link to each other with said predetermined power source, and the variation that is used for the magnetic field intensity that the variation according to its environment temperature of living in causes is controlled pair of metal contact closed of said temperature magnetic switch or broken off to control said compressor.
In one embodiment of the invention, also comprise: be arranged on the overload protective device between said compressor and the said temperature magnetic switch.
In one embodiment of the invention, also comprise: add thermal compensation device, saidly add compensating heater switch and the compensating heater that thermal compensation device comprises series connection, and said to add thermal compensation device parallelly connected with said temperature magnetic switch.
In one embodiment of the invention; Said temperature magnetic switch comprises predetermined break-off signal and closed temperature; When the residing environment temperature of said temperature magnetic switch was lower than said break-off signal, the pair of metal contact of said temperature magnetic switch was broken off, and controls said compressor shutdown; When the residing environment temperature of said temperature magnetic switch was higher than said closed temperature, the pair of metal closing of contact of said temperature magnetic switch was controlled said compressor start.
According to the control device of the refrigeration system of the embodiment of the invention, on the one hand, the temperature magnetic switch is according to residing environment temperature automatic disconnection or closure, thereby manual adjustment temperature controller trouble is removed in the shutdown or the start of control compressor from.On the other hand, control device is simple in structure, and is easy to manufacture, and production cost is low.
The embodiment of second aspect present invention proposes a kind of refrigeration plant, comprising: casing is limited with at least one chamber in the said casing; Refrigeration system, said refrigeration system are used for being freezed in said at least one chamber; With the control device of refrigeration system, the control device of said refrigeration system is like the control device of each described refrigeration system among the claim 1-4, is used to control said refrigeration system.
In one embodiment of the invention, it is indoor that said temperature magnetic switch is arranged at least one of said refrigeration plant, and said temperature magnetic switch is arranged on said indoor mean temperature position.
In one embodiment of the invention, the refrigeration of the temperature of the break-off signal of said temperature magnetic switch and the location point of closed temperature and said temperature magnetic switch and residing chamber of said temperature magnetic switch need be relevant.
Refrigeration plant according to the embodiment of the invention; Through using the control device of above-mentioned refrigeration system, on the one hand, can be according to the temperature magnetic switch of refrigeration system control device according to environment temperature automatic disconnection or the closure in the casing; Thereby the shutdown or the start of control compressor; Remove the manual adjustment temperature controller trouble of refrigeration plant from, can select or regulate simultaneously the position of temperature magnetic switch as required, realize the compressor control of varying environment.On the other hand, utilize above-mentioned refrigeration system, make refrigeration plant simple in structure, easy to manufacture, production cost is low, and is easy to maintenance.
Aspect that the present invention adds and advantage part in the following description provide, and part will become obviously from the following description, or recognize through practice of the present invention.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage are from obviously with easily understanding becoming the description of embodiment below in conjunction with accompanying drawing, wherein:
Fig. 1 is the structural representation of control device of the refrigeration system of one embodiment of the invention; And
Fig. 2 is the structural representation of control device of the refrigeration system of another embodiment of the present invention.
The specific embodiment
Describe embodiments of the invention below in detail, the example of said embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Be exemplary through the embodiment that is described with reference to the drawings below, only be used to explain the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, need to prove, unless otherwise prescribed and limit; Term " installation ", " linking to each other ", " connection " should be done broad understanding, for example, can be mechanical connection or electrical connection; Also can be the connection of two element internals, can be directly to link to each other, and also can link to each other indirectly through intermediary; For those of ordinary skill in the art, can understand the concrete implication of above-mentioned term as the case may be.
Describe the control device of the refrigeration system of the embodiment of the invention below in detail with reference to figure 1 and Fig. 2.
Fig. 1 is the structural representation of control device of the refrigeration system of one embodiment of the invention.Fig. 2 is the structural representation of control device of the refrigeration system of another embodiment of the present invention.
As shown in Figure 1, according to the control device of the refrigeration system of the embodiment of the invention, comprise compressor 100 and temperature magnetic switch 200.Wherein, first terminals of compressor 100 link to each other with predetermined power source 500.First terminals of temperature magnetic switch 200 link to each other with second terminals of compressor 100; Second terminals of temperature magnetic switch 200 link to each other with power supply 500, be used for the magnetic field intensity that the variation according to its environment temperature of living in causes variation control temperature magnetic switch 200 pair of metal contact closed or break off with control compressor 100.
In one embodiment of the invention; Temperature magnetic switch 200 comprises break-off signal and closed temperature; When temperature magnetic switch 200 residing environment temperatures were lower than break-off signal, the pair of metal contact of temperature magnetic switch 200 was broken off, and control compressor 100 is shut down.When temperature magnetic switch 200 residing environment temperatures are higher than closed temperature, the pair of metal closing of contact of temperature magnetic switch 200,100 starts of control compressor.
Should be understood that the described power supply 500 of the embodiment of the invention can be the alternating-current voltage source of 220V, also can be the power supply that other can supply compressor operating.
Fig. 2 is the sketch map of control device of the refrigeration system of another embodiment of the present invention.As shown in Figure 2, on basis embodiment illustrated in fig. 1, between compressor 100 and temperature magnetic switch 200, also be provided with overload protective device 300.When overheated and overvoltage phenomenon appearred in compressor 100, overload protective device 300 control circuits broke off, thus protection compressor 100.
As shown in Figure 2; On basis embodiment illustrated in fig. 1; This control device also comprises and adds thermal compensation device 400, wherein add compensating heater switch 410 and compensating heater 420 that thermal compensation device 400 comprises series connection, and it is parallelly connected with temperature magnetic switch 200 to add thermal compensation device 400.Add expansion loop 420 and can guarantee that refrigeration plant is than normally using under the low ambient temperature; When environment temperature is low; Temperature recovery in the casing of refrigeration plant is slow, even does not reach the turn-on temperature of temperature magnetic switch 200 equal controllers, need add expansion loop 420 and add thermal compensation; Impel the interior temperature of casing to raise and reach turn-on temperature, to guarantee the normal cooling of refrigeration plant.
The present invention embodiment on the other hand also proposes a kind of refrigeration plant, and this refrigeration plant comprises the control device of casing, refrigeration system and refrigeration system.Wherein, be limited with at least one chamber in the casing.Refrigeration system is used for being freezed at least one chamber.The control device of refrigeration system is the control device of the described refrigeration system of the above embodiment of the present invention, is used to control refrigeration system.
In one embodiment of the invention, it is indoor that temperature magnetic switch 200 can be arranged at least one of refrigeration plant, and temperature magnetic switch 200 be arranged between indoor mean temperature position.Particularly, the position of temperature magnetic switch 200 settings can be adjusted according to an indoor mean temperature position.
In one embodiment of the invention, the refrigeration of the temperature of the break-off signal of temperature magnetic switch 200 and the location point of closed temperature and temperature magnetic switch 200 and 200 residing chambers of temperature magnetic switch need be relevant.
For example, the break-off signal of temperature magnetic switch 200 can be 4 °~5 °, and closed temperature can be 5 °~6 °, and perhaps the break-off signal of temperature magnetic switch can be 3 °~4 °, and closed temperature can be 4 °~5 °.Particularly; Can select the temperature magnetic switch of different break-off signals and closed temperature according to the refrigeration needs of 200 residing chambers of temperature and temperature magnetic switch of the location point of temperature magnetic switch 200, for example the temperature of northern area is lower, and therefore can select break-off signal is 4 °~5 °; Closed temperature is 5 °~6 ° a temperature magnetic switch 200; The temperature of southern area is higher, and therefore can select break-off signal is 3 °~4 °, and closed temperature is 4 °~5 ° a temperature magnetic switch 200.The break-off signal of temperature magnetic switch 200 and closed temperature can be manufactured as required.
Should be understood that the refrigeration plant in the embodiment of the invention can be refrigerator, also can be other refrigeration plants such as refrigerator-freezer.
Control device and refrigeration plant according to the embodiment of the invention; On the one hand; Can be according to the temperature magnetic switch of control device according to environment temperature automatic disconnection or the closure in the casing, thus the shutdown or the start of control compressor, the manual adjustment temperature controller trouble of removing refrigeration plant from; Simultaneously can select or regulate the position of temperature magnetic switch as required, realize the compressor control of varying environment.On the other hand, make refrigeration plant simple in structure, easy to manufacture, production cost is low, and is easy to maintenance.
Although illustrated and described embodiments of the invention; For those of ordinary skill in the art; Be appreciated that under the situation that does not break away from principle of the present invention and spirit and can carry out multiple variation, modification, replacement and modification that scope of the present invention is accompanying claims and be equal to and limit to these embodiment.

Claims (7)

1. the control device of a refrigeration system is characterized in that, comprising:
Compressor, first terminals of said compressor link to each other with predetermined power source;
The temperature magnetic switch; First terminals of said temperature magnetic switch link to each other with second terminals of said compressor; Second terminals of said temperature magnetic switch link to each other with said predetermined power source, and the variation that is used for the magnetic field intensity that the variation according to its environment temperature of living in causes is controlled pair of metal contact closed of said temperature magnetic switch or broken off to control said compressor.
2. the control device of refrigeration system according to claim 1 is characterized in that, also comprises:
Be arranged on the overload protective device between said compressor and the said temperature magnetic switch.
3. according to the control device of each described refrigeration system among the claim 1-2, it is characterized in that, also comprise:
Add thermal compensation device, saidly add compensating heater switch and the compensating heater that thermal compensation device comprises series connection, and said to add thermal compensation device parallelly connected with said temperature magnetic switch.
4. according to the control device of each described refrigeration system among the claim 1-3, it is characterized in that said temperature magnetic switch comprises predetermined break-off signal and closed temperature,
When the residing environment temperature of said temperature magnetic switch was lower than said break-off signal, the pair of metal contact of said temperature magnetic switch was broken off, and controls said compressor shutdown;
When the residing environment temperature of said temperature magnetic switch was higher than said closed temperature, the pair of metal closing of contact of said temperature magnetic switch was controlled said compressor start.
5. a refrigeration plant is characterized in that, comprising:
Casing is limited with at least one chamber in the said casing;
Refrigeration system, said refrigeration system are used for being freezed in said at least one chamber; With
The control device of refrigeration system, the control device of said refrigeration system are like the control device of each described refrigeration system among the claim 1-4, are used to control said refrigeration system.
6. refrigeration plant according to claim 5 is characterized in that, it is indoor that said temperature magnetic switch is arranged at least one of said refrigeration plant, and said temperature magnetic switch is arranged on said indoor mean temperature position.
7. refrigeration plant according to claim 5 is characterized in that, the temperature of the break-off signal of said temperature magnetic switch and the location point of closed temperature and said temperature magnetic switch and the refrigeration of residing chamber of said temperature magnetic switch need be relevant.
CN201110284813A 2011-09-22 2011-09-22 Control device of refrigerating system and refrigerating equipment provided with control device Pending CN102322715A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201110284813A CN102322715A (en) 2011-09-22 2011-09-22 Control device of refrigerating system and refrigerating equipment provided with control device

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Application Number Priority Date Filing Date Title
CN201110284813A CN102322715A (en) 2011-09-22 2011-09-22 Control device of refrigerating system and refrigerating equipment provided with control device

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CN102322715A true CN102322715A (en) 2012-01-18

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104110921A (en) * 2013-04-22 2014-10-22 东莞市德思环境仪器有限公司 Refrigeration equipment energy output intelligent stepless control system

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4483152A (en) * 1983-07-18 1984-11-20 Butler Manufacturing Company Multiple chiller control method
WO1988006756A1 (en) * 1987-02-27 1988-09-07 Thermo King Corporation Temperature controller for a transport refrigeration system
CN2786515Y (en) * 2005-04-22 2006-06-07 广东科龙电器股份有限公司 Magneto-sensitive temperature control refrigerator
US20060225876A1 (en) * 2005-04-07 2006-10-12 Ats Japan Corp. Constant temperature controller
CN201093840Y (en) * 2008-03-17 2008-07-30 周志华 Refrigerating room changing to custard room apparatus of refrigerator
CN201314737Y (en) * 2008-12-19 2009-09-23 蔡伯南 Multi temperature-zone converting double-door refrigerator
CN201844653U (en) * 2010-11-03 2011-05-25 许必锋 Mechanical and computer double-control integrated device used for refrigerator
CN201886968U (en) * 2010-12-14 2011-06-29 美的集团有限公司 Temperature controller
CN202361722U (en) * 2011-09-22 2012-08-01 合肥美的荣事达电冰箱有限公司 Control device of refrigeration system and refrigeration apparatus having the same

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4483152A (en) * 1983-07-18 1984-11-20 Butler Manufacturing Company Multiple chiller control method
WO1988006756A1 (en) * 1987-02-27 1988-09-07 Thermo King Corporation Temperature controller for a transport refrigeration system
US20060225876A1 (en) * 2005-04-07 2006-10-12 Ats Japan Corp. Constant temperature controller
CN2786515Y (en) * 2005-04-22 2006-06-07 广东科龙电器股份有限公司 Magneto-sensitive temperature control refrigerator
CN201093840Y (en) * 2008-03-17 2008-07-30 周志华 Refrigerating room changing to custard room apparatus of refrigerator
CN201314737Y (en) * 2008-12-19 2009-09-23 蔡伯南 Multi temperature-zone converting double-door refrigerator
CN201844653U (en) * 2010-11-03 2011-05-25 许必锋 Mechanical and computer double-control integrated device used for refrigerator
CN201886968U (en) * 2010-12-14 2011-06-29 美的集团有限公司 Temperature controller
CN202361722U (en) * 2011-09-22 2012-08-01 合肥美的荣事达电冰箱有限公司 Control device of refrigeration system and refrigeration apparatus having the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104110921A (en) * 2013-04-22 2014-10-22 东莞市德思环境仪器有限公司 Refrigeration equipment energy output intelligent stepless control system

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Application publication date: 20120118