CN202470610U - Control device of refrigeration system and refrigeration device provided with the same - Google Patents
Control device of refrigeration system and refrigeration device provided with the same Download PDFInfo
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- CN202470610U CN202470610U CN2011203832158U CN201120383215U CN202470610U CN 202470610 U CN202470610 U CN 202470610U CN 2011203832158 U CN2011203832158 U CN 2011203832158U CN 201120383215 U CN201120383215 U CN 201120383215U CN 202470610 U CN202470610 U CN 202470610U
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- refrigeration system
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Abstract
The utility model provides a control device of a refrigeration system and a refrigeration device provided with the same. The control device comprises a power supply, a temperature magnetic control switch, a switch unit, a mechanical temperature controller, and a controller. One end of the temperature magnetic control switch is connected to one end of a compressor, and the opening as well as the closing of a metal contact of the temperature magnetic control switch can be controlled according to the change of the magnetic field intensity caused by the change of the ambient temperature, and the other end of the compressor is connected to the power supply. The switch unit is provided with an input end, a first output end and a second output end. The output ends are connected to the power supply, and the first output end is connected to the other end of the temperature magnetic control switch. One end of the mechanical temperature controller is connected to one end of the compressor, and the other end is connected to the second output end of the switch unit. The controller can be used to control the switch unit to switch between the first output end and the second output end. By using the control device provided in the utility model, the switch unit can be used to switch between the automatic mode and the hand-operated mode of the temperature regulation, therefore the requirements of different users can be satisfied. The control device has simple structure and low costs.
Description
Technical field
The utility model relates to technical field of refrigeration equipment, particularly a kind of control device of refrigeration system and have its refrigeration plant.
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.
The utility model content
The utility model is intended to one of solve the problems of the technologies described above at least.
For this reason, the purpose of the utility model be to propose a kind of can be between automatic and manual adjustments control temperature conversion with the control device of the refrigeration plant that meets the needs of different users.
Another purpose of the utility model is to propose a kind of refrigeration plant.
To achieve these goals, the control device of the refrigeration plant of the utility model first aspect embodiment proposition comprises power supply; The temperature magnetic switch; One end of said temperature magnetic switch links to each other with an end of compressor; The variation of the magnetic field intensity that said temperature magnetic switch causes according to the variation of its environment temperature of living in is with the closed and disconnected of the hard contact of controlling said temperature magnetic switch; Wherein, the other end of said compressor links to each other with said power supply; Switch unit, said switch unit have input, first and second outputs, and the input of said switch unit links to each other with said power supply, and said first output links to each other with the other end of said temperature magnetic switch; Mechanical thermostat, an end of said machine temperature controller links to each other with an end of said compressor, and the other end links to each other with second output of said switch unit; And controller, said controller is controlled said switch unit and between said first and second outputs, is switched.
Control device according to the refrigeration system of the utility model embodiment; The user realizes switch unit freely switching between first output and second output through controller; When switching to first output, the temperature magnetic switch is communicated with compressor, and the temperature magnetic switch is controlled compressor; Particularly; The temperature magnetic switch is according to residing environment temperature automatic disconnection or closure, and the shutdown of control compressor or start are controlled to realize temperature automatically, and then removes manual adjustment temperature controller trouble from.When switching to second output, mechanical thermostat is controlled compressor, and user's manual adjustments mechanical thermostat is to realize the manual control of temperature.Therefore the control device of the utility model embodiment can satisfy requirements of different users to temperature regulation mechanism manually changing with regulating between the two automatically.
In addition, the control device according to the refrigeration system of the utility model the foregoing description can also have following additional technical characterictic:
The control device of described refrigeration system also comprises: overload protective device; One end of said overload protective device links to each other with an end of said compressor, and the other end of said overload protective device all links to each other with an end of said temperature magnetic switch and an end of said mechanical thermostat.
The control device of described refrigeration system also comprises: add thermal compensation device; Saidly add compensating heater switch and the compensating heater that thermal compensation device comprises series connection, and a said end that adds thermal compensation device links to each other with an end of said compressor and the said other end that adds thermal compensation device links to each other with the input of said switch unit.
In said temperature magnetic switch, be provided with first temperature and second temperature, wherein said first temperature is lower than said second temperature, and when the residing environment temperature of said temperature magnetic switch was lower than said first temperature, the hard contact of said temperature magnetic switch broke off; When the residing environment temperature of said temperature magnetic switch was higher than said second temperature, the hard contact closure of said temperature magnetic switch was to start said compressor.
The control device of described refrigeration system also comprises: mode selecting unit, said mode selecting unit link to each other with said controller and between said first output and said second output, switch to control said switch unit through said controller with the selection according to the user.
Refrigeration plant according to the utility model second aspect embodiment proposes comprises casing, is limited with at least one chamber in the said casing; The door body, said door body is installed on the said casing to open and close said at least one chamber; 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 the control device of the described refrigeration system of above-mentioned first aspect embodiment, and the control device of said refrigeration system is controlled the shutdown and the start of the compressor of said refrigeration system.
In addition, the refrigeration plant according to the utility model the foregoing description can also have following additional technical characterictic:
It is indoor and be positioned at said indoor precalculated position that said temperature magnetic switch is arranged at least one of said refrigeration plant.
The said precalculated position at first temperature of said temperature magnetic switch and second temperature and said temperature magnetic switch place and the refrigeration of residing chamber of said temperature magnetic switch need be relevant.
Said mode selecting unit is a button, and said button is arranged on the temperature control panel of said refrigeration system.
Said refrigeration plant is a refrigerator.
Additional aspect of the utility model and advantage part in the following description provide, and part will become obviously from the following description, or recognize through the practice of the utility model.
Description of drawings
Above-mentioned and/or additional aspect of the utility model and advantage obviously with are easily understood becoming the description of embodiment from combining figs, wherein:
Fig. 1 is the structural representation of control device of the refrigeration system of an embodiment of the utility model.
The specific embodiment
Describe the embodiment of the utility model 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 utility model, and can not be interpreted as restriction the utility model.
In the description of the utility model; It will be appreciated that; The orientation of indications such as term " " center ", " vertically ", " laterally ", " on ", D score, " preceding ", " back ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", " outward " or position relation are for based on orientation shown in the drawings or position relation; only be to describe with simplifying for the ease of describing the utility model; rather than the device or the element of indication or hint indication must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction to the utility model.In addition, term " first ", " second " only are used to describe purpose, and can not be interpreted as indication or hint relative importance.
In the description of the utility model, need to prove that only if clear and definite regulation and qualification are arranged in addition, term " installation ", " linking to each other ", " connection " should be done broad understanding, for example, can be to be fixedly connected, also can be to removably connect, or connect integratedly; Can be mechanical connection, also can be to be electrically connected; Can be directly to link to each other, also can link to each other indirectly through intermediary, can be the connection of two element internals.For those of ordinary skill in the art, can concrete condition understand the concrete implication of above-mentioned term in the utility model.
Below in conjunction with accompanying drawing 1 control device according to the refrigeration system of the utility model embodiment is described at first.
Be illustrated in figure 1 as the structural representation of control device of the refrigeration system of an embodiment of the utility model; The control device of the refrigeration system of the utility model embodiment comprises power supply 120, temperature magnetic switch 130, switch unit 140, mechanical thermostat 150 and controller (not shown).
One end of temperature magnetic switch 130 links to each other with an end of compressor 110; The variation that temperature magnetic switch 130 is used for the magnetic field intensity that the variation according to temperature magnetic switch 130 environment temperatures of living in causes is with the closed and disconnected of the hard contact of controlling said temperature magnetic switch 130; Wherein, the other end of compressor 110 links to each other with power supply 120.Switch unit 140 has input 141, first output 142 and second output 143, and the input 141 of switch unit 140 links to each other with said power supply 120, and first output 142 links to each other with the other end of said temperature magnetic switch 130.One end of machine temperature controller 150 links to each other with an end of compressor 110, and the other end links to each other with second output 143 of said switch unit 140.Controller is used to control said switch unit 140 and between first output 142 and second output 143, switches.
Control device according to the refrigeration system of the utility model embodiment; The user realizes switch unit 140 freely switching between first output 142 and second output 143 through controller; When switching to first output 142, temperature magnetic switch 130 is communicated with compressor 110, and 130 pairs of compressors 110 of temperature magnetic switch are controlled; Particularly; Temperature magnetic switch 130 is according to residing environment temperature automatic disconnection or closure, and the shutdown of control compressor 110 or start are controlled to realize temperature automatically, and then removes manual adjustment temperature controller trouble from.When switching to second output 143,150 pairs of compressors 110 of mechanical thermostat are controlled, and user's manual adjustments mechanical thermostat 150 is to realize the manual control of temperature.Therefore the control device of the utility model embodiment can satisfy requirements of different users to temperature regulation mechanism manually changing with regulating between the two automatically.
When switch unit 140 switches to first output 142; Move by temperature magnetic switch 130 automatic control compressors; Particularly, in temperature magnetic switch 130, be provided with first temperature and second temperature, wherein said first temperature is lower than said second temperature; When said temperature magnetic switch 130 residing environment temperatures are lower than said first temperature; The hard contact of said temperature magnetic switch 130 breaks off stopping compressor 110 operations, and when said temperature magnetic switch 130 residing environment temperatures were higher than said second temperature, the hard contact closure of said temperature magnetic switch was freezed to start said compressor.In an embodiment of the utility model, first temperature is arranged between the 2-4 degree, and second temperature is arranged on about the 5-6 degree; For example, first temperature is that 3 degree and second temperature are 5 when spending, and temperature magnetic switch 130 detects the temperature of current environment of living in automatically; Be lower than 3 degree in case detect current environmental temperature; With the automatic disconnection hard contact, be higher than 5 when spending, the auto-closing hard contact and detect current environmental temperature; Thereby automatic control compressor 110 starts and stops, and then realizes the automatic control to current environmental temperature.Certainly, the embodiment of the utility model is not limited to this, needs for different refrigeration; Can first temperature and second temperature be adjusted; As need current environmental temperature be-5 the degree about, then can with first temperature be adjusted into-7 to-6 the degree, with second temperature be adjusted into-3 to-4 the degree.
Should be understood that the described power supply 120 of the utility model embodiment can be the alternating-current voltage source of 220V, also can be the power supply that other can supply compressor 110 work.
When switch unit 140 switches to second output 143, by 110 operations of mechanical thermostat 150 control compressors.As a concrete example; Mechanical thermostat 150 is traditional electric temperature regulator type mechanical thermostat; Temperature control gear through user's manual adjustments electric temperature regulator type mechanical thermostat; Electric temperature regulator type mechanical thermostat is opened compressor 110 according to the current environmental temperature of the expectation of user's manual adjustments and is stopped, and the workflow and the existing mode of the electric temperature regulator type mechanical thermostat of the control device of the utility model embodiment are similar, do not give unnecessary details at this.
In an above-mentioned embodiment; Control device also comprises the mode selecting unit (not shown); Mode selecting unit links to each other with controller, is used between first output 142 and said second output 143, switching to control switch unit 140 through controller according to user's selection.Thus, the user can carry out selecting automatically with manually to temperature control mode, satisfies the more demand of user, and hommization is more enhanced competitiveness.
As shown in Figure 1; Control device also comprises and adds thermal compensation device 170; Add compensating heater switch 171 and compensating heater 172 that thermal compensation device 170 comprises series connection, and an end that adds thermal compensation device 170 links to each other with an end of compressor 110 and the other end that adds thermal compensation device 170 links to each other with the input 141 of switch unit 140.Compensating heater 172 can guarantee that refrigeration plant is than normally using under the low ambient temperature; Particularly; When environment temperature is low; Temperature recovery in the casing of refrigeration plant is slow, even first temperature or the user that do not reach temperature magnetic switch 130 cause compressor not start to the set start point temperature of mechanical thermostat 150.Need add expansion loop 172 and add thermal compensation, impel the interior temperature of casing to raise and reach first temperature of establishing in above-mentioned start point temperature or the temperature magnetic switch 130, to guarantee to make the normal operation of compressor.
In other embodiment of the utility model.Control device also comprises overload protective device 160, and an end of overload protective device 160 links to each other with an end of compressor 110, and the other end of overload protective device 160 all links to each other with an end (right-hand member) of temperature magnetic switch 140 and an end (right-hand member) of mechanical thermostat 150.When overheated and overvoltage phenomenon appearred in compressor 110, overload protective device 160 control circuits broke off, thus protection compressor 110.
The control device of the utility model the foregoing description can be used in the different refrigeration plants, the for example following refrigeration plant of describing, and particularly, this control equipment is a refrigerator, refrigeration plant as described below.
The refrigeration plant that the embodiment on the other hand of the utility model proposes comprises the control device of casing, door body, refrigeration system and refrigeration system.
Be limited with at least one chamber in the casing.The door body is installed in and is used to open and close said at least one chamber on the said casing.Refrigeration system is used for being freezed in said at least one chamber.The control device of refrigeration system is the control device of the described refrigeration system of above-mentioned first aspect embodiment, is used to control the start and the shutdown of the compressor 110 of said refrigeration system.
In an embodiment of the utility model, it is indoor and be positioned at this indoor precalculated position, the position that the precalculated position for example is and an average indoor temperature is the most approaching that temperature magnetic switch 130 is arranged at least one of above-mentioned refrigeration plant (refrigerator).And the position that temperature magnetic switch 130 is provided with can be adjusted according to an indoor mean temperature position, as be arranged near between the chamber position intermediate.
In an embodiment of the utility model, the position at first temperature of temperature magnetic switch 130 and second temperature and temperature magnetic switch 130 places and the refrigeration of 130 residing chambers of temperature magnetic switch need be relevant.
Particularly, for example first temperature of temperature magnetic switch 130 can be 4 °～5 °, and first temperature that second temperature can be 5 °～6 ° or temperature magnetic switch can be 3 °～4 °, and second temperature can be 4 °～5 °.More particularly; Can be set to different value according to first temperature and second temperature of the refrigeration needs temperature magnetic switch 130 of the temperature of the location point of temperature magnetic switch 130 and 130 residing chambers of temperature magnetic switch; For example the temperature of northern area is lower; Therefore first temperature that can temperature magnetic switch 130 is set to 4 °～5 °, and second temperature is provided with 5 °～6 °, and the temperature of southern area is higher; Therefore can first temperature of temperature magnetic switch 130 be made as 3 °～4 °, second temperature is made as 4 °～5 °.First temperature of temperature magnetic switch 130 and second temperature range are selected to select temperature range regulated quantity different temperature magnetic switch as required.
In an embodiment of the utility model, the mode selecting unit of control device is a button, and button is arranged on the temperature control panel of refrigeration system.Be that the user passes through the button selection, and will select signal to send to controller, controller switches according to first output and second output of selecting signal to switch unit.
Should be understood that the refrigeration plant in the utility model the foregoing description is a refrigerator, but be not limited to this, also can be other refrigeration plants such as refrigerator-freezer.
Control device and refrigeration plant according to the refrigeration system of the foregoing description of the utility model; The user realizes switch unit freely switching between first output and second output through controller; When switching to first output, the temperature magnetic switch is communicated with compressor, and the temperature magnetic switch is controlled compressor; Particularly; The temperature magnetic switch is according to residing environment temperature automatic disconnection or closure, and the shutdown of control compressor or start are controlled to realize temperature automatically, and then removes manual adjustment temperature controller trouble from.When switching to second output, mechanical thermostat is controlled compressor 110, and user's manual adjustments mechanical thermostat is to realize the manual control of temperature.Therefore the control device of the utility model embodiment can satisfy requirements of different users, and then improve the market competitiveness of refrigeration plant to temperature regulation mechanism manually changing with regulating between the two automatically.
In the description of this specification, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means the concrete characteristic, structure, material or the characteristics that combine this embodiment or example to describe and is contained among at least one embodiment or example of the utility model.In this manual, the schematic statement to above-mentioned term not necessarily refers to identical embodiment or example.And concrete characteristic, structure, material or the characteristics of description can combine with suitable manner in any one or more embodiment or example.
Although illustrated and described the embodiment of the utility model; Those having ordinary skill in the art will appreciate that: under the situation of principle that does not break away from the utility model and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, the scope of the utility model is claim and be equal to and limit.
Claims (10)
1. the control device of a refrigeration system is characterized in that, comprising:
Power supply;
The temperature magnetic switch; One end of said temperature magnetic switch links to each other with an end of compressor; The variation of the magnetic field intensity that said temperature magnetic switch causes according to the variation of its environment temperature of living in is with the closed and disconnected of the hard contact of controlling said temperature magnetic switch; Wherein, the other end of said compressor links to each other with said power supply;
Switch unit, said switch unit have input, first and second outputs, and the input of said switch unit links to each other with said power supply, and said first output links to each other with the other end of said temperature magnetic switch;
Mechanical thermostat, an end of said machine temperature controller links to each other with an end of said compressor, and the other end links to each other with second output of said switch unit; With
Controller, said controller are controlled said switch unit and between said first and second outputs, are switched.
2. the control device of refrigeration system according to claim 1 is characterized in that, also comprises:
Overload protective device, an end of said overload protective device links to each other with an end of said compressor, and the other end of said overload protective device all links to each other with an end of said temperature magnetic switch and an end of said mechanical thermostat.
3. the control device of refrigeration system according to claim 1 is characterized in that, also comprises:
Add thermal compensation device; Saidly add compensating heater switch and the compensating heater that thermal compensation device comprises series connection, and a said end that adds thermal compensation device links to each other with an end of said compressor and the said other end that adds thermal compensation device links to each other with the input of said switch unit.
4. according to the control device of each described refrigeration system of claim 1-3, it is characterized in that in said temperature magnetic switch, be provided with first temperature and second temperature, wherein said first temperature is lower than said second temperature,
When the residing environment temperature of said temperature magnetic switch was lower than said first temperature, the hard contact of said temperature magnetic switch broke off;
When the residing environment temperature of said temperature magnetic switch was higher than said second temperature, the hard contact closure of said temperature magnetic switch was to start said compressor.
5. the control device of refrigeration system according to claim 4 is characterized in that, also comprises:
Mode selecting unit, said mode selecting unit links to each other with said controller, and said mode selecting unit is switched between said first output and said second output to control said switch unit through said controller according to user's selection.
6. a refrigeration plant is characterized in that, comprising:
Casing is limited with at least one chamber in the said casing;
The door body, said door body is installed on the said casing to open and close said at least one chamber;
Refrigeration system, said refrigeration system is freezed to said at least one chamber; With
The control device of refrigeration system, the control device of said refrigeration system are the control device like each described refrigeration system of claim 1-6, and the control device of said refrigeration system is controlled the shutdown and the start of the compressor of said refrigeration system.
7. refrigeration plant according to claim 6 is characterized in that, it is indoor and be positioned at said indoor precalculated position that said temperature magnetic switch is arranged at least one of said refrigeration plant.
8. refrigeration plant according to claim 7 is characterized in that, the said precalculated position at first temperature of said temperature magnetic switch and second temperature and said temperature magnetic switch place and the refrigeration of residing chamber of said temperature magnetic switch need be relevant.
9. refrigeration plant according to claim 6 is characterized in that, said mode selecting unit is a button, and said button is arranged on the temperature control panel of said refrigeration system.
10. according to each described refrigeration plant of claim 6-9, it is characterized in that said refrigeration plant is a refrigerator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203832158U CN202470610U (en) | 2011-10-10 | 2011-10-10 | Control device of refrigeration system and refrigeration device provided with the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203832158U CN202470610U (en) | 2011-10-10 | 2011-10-10 | Control device of refrigeration system and refrigeration device provided with the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202470610U true CN202470610U (en) | 2012-10-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203832158U Expired - Fee Related CN202470610U (en) | 2011-10-10 | 2011-10-10 | Control device of refrigeration system and refrigeration device provided with the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202470610U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103134266A (en) * | 2012-11-14 | 2013-06-05 | 合肥晶弘电器有限公司 | Intelligent control circuit used for direct cooling mechanical control refrigerator |
| CN103206824A (en) * | 2013-04-01 | 2013-07-17 | 合肥晶弘电器有限公司 | Dual-temperature compensation refrigerator and method for realizing dual-temperature compensation |
| CN105180588A (en) * | 2015-10-19 | 2015-12-23 | 李秀景 | Temperature protection system of refrigeration device |
-
2011
- 2011-10-10 CN CN2011203832158U patent/CN202470610U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103134266A (en) * | 2012-11-14 | 2013-06-05 | 合肥晶弘电器有限公司 | Intelligent control circuit used for direct cooling mechanical control refrigerator |
| CN103134266B (en) * | 2012-11-14 | 2015-12-02 | 合肥晶弘电器有限公司 | For the intelligent control circuit of direct-cooled machine control refrigerator |
| CN103206824A (en) * | 2013-04-01 | 2013-07-17 | 合肥晶弘电器有限公司 | Dual-temperature compensation refrigerator and method for realizing dual-temperature compensation |
| CN103206824B (en) * | 2013-04-01 | 2016-08-03 | 合肥晶弘电器有限公司 | A kind of two temperature compensates refrigerator and realizes the method that two temperature compensates |
| CN105180588A (en) * | 2015-10-19 | 2015-12-23 | 李秀景 | Temperature protection system of refrigeration device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: HEFEI MIDEA REFRIGERATOR CO., LTD. Free format text: FORMER NAME: HEFEI MEDIA RONGSHIDA REFRIGERATOR CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 230601 Hefei Changjiang Road, Anhui, No. 669 Patentee after: Hefei Midea Refrigerator Co., Ltd. Patentee after: Hefei Hualing Co., Ltd. Address before: 230601 Hefei Changjiang Road, Anhui, No. 669 Patentee before: Hefei Media Rongshida Refrigerator Co., Ltd. Patentee before: Hefei Hualing Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 Termination date: 20161010 |