CN205783948U - Cooling cycle system of refrigerator and refrigerator - Google Patents
Cooling cycle system of refrigerator and refrigerator Download PDFInfo
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- CN205783948U CN205783948U CN201620459553.8U CN201620459553U CN205783948U CN 205783948 U CN205783948 U CN 205783948U CN 201620459553 U CN201620459553 U CN 201620459553U CN 205783948 U CN205783948 U CN 205783948U
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Abstract
The open a kind of cooling cycle system of refrigerator of this utility model and refrigerator, wherein, this cooling cycle system of refrigerator includes being sequentially communicated and formed the compressor of the main circulation loop of coolant, condenser, throttling arrangement, main refrigerating evaporator；Described cooling cycle system of refrigerator also includes: the freezing branch road of auxiliary and solenoid directional control valve；This auxiliary freezing branch road is with to be connected described main refrigerating evaporator in parallel with the pipeline of described compressor；The freezing branch road of described auxiliary is provided with auxiliary refrigerating evaporator；Solenoid directional control valve is used for connecting described main circulation loop and the freezing branch road of auxiliary, and between described main refrigerating evaporator and auxiliary refrigerating evaporator.Cooling cycle system of refrigerator of the present utility model has preferable refrigerating capacity, has chilling rate fast, can the advantage of deep layer freezing storing, it is ensured that the quality of the food such as meat and freshness.
Description
Technical field
This utility model relates to refrigerating field, particularly to a kind of cooling cycle system of refrigerator and refrigerator.
Background technology
Refrigerator has become one of household electrical appliance indispensable in people's life the most.Family in the market
Mostly there is with refrigerator cold room or refrigerating chamber, or be alternately provided with only refrigerating chamber.The refrigeration system of refrigerator
For the coolant circulating system being made up of compressor, condenser, throttling arrangement, vaporizer.For having simultaneously
The refrigerator having cold room and refrigerating chamber generally arranges refrigeration evaporator in cold room, arranges in refrigerating chamber
Refrigerating evaporator, realizes, with this, the functional requirement that cold room is different with refrigerating chamber.
Along with the progress of society, the living standard of people is more and more higher, can store more freezing food
The large-capacity refrigerator of thing is increasingly favored by more consumers.Large Copacity refrigerating chamber in the market
Refrigerator, when user puts into that temperature is higher or during more storing food, often occurs freezing slowly, freezes impermeable
Phenomenon, refrigerating capacity is poor, and therefore it cannot be guaranteed that the quality of carnivorous thing, and the ice crystal of food generates band
Time is long, causes the juice loss rate of food to increase, has a strong impact on the mouthfeel of food.
Utility model content
Main purpose of the present utility model is to propose a kind of cooling cycle system of refrigerator, it is intended to make refrigerator put
When entering more storing, it is possible to quick freezing storing, and promote the refrigerating capacity of refrigerator, make storing freezing thoroughly
Thorough.
For achieving the above object, the cooling cycle system of refrigerator that the utility model proposes, it includes connecting successively
Lead to and form the compressor of main circulation loop of coolant, condenser, throttling arrangement, main refrigerating evaporator；
Described cooling cycle system of refrigerator also includes:
The freezing branch road of auxiliary, in parallel with the pipeline of described compressor with being connected described main refrigerating evaporator；Institute
State the freezing branch road of auxiliary and be provided with auxiliary refrigerating evaporator；
Solenoid directional control valve, connects described main circulation loop and the freezing branch road of auxiliary, and is positioned at described main freezing
Between vaporizer and auxiliary refrigerating evaporator.
Preferably, the disengagement area of described main refrigerating evaporator and the evaporating surface of described auxiliary refrigerating evaporator
Long-pending ratio is 2:1.
Preferably, described cooling cycle system of refrigerator also includes that the master being arranged on described main circulation loop is cold
Hiding vaporizer, this main refrigeration evaporator is auxiliary between described main refrigerating evaporator and compressor and with described
Help freezing branch circuit parallel connection.
Preferably, the freezing branch road of described auxiliary is additionally provided with auxiliary refrigeration evaporator, described auxiliary cold preservation
Vaporizer is between described auxiliary refrigerating evaporator and compressor.
Preferably, described main refrigeration evaporator and described auxiliary refrigeration evaporator are that integral type is arranged, and institute
The disengagement area ratio range of the disengagement area and described auxiliary refrigeration evaporator of stating main refrigeration evaporator is
2～5.
Preferably, it is provided with device for drying and filtering between described condenser and described throttling arrangement.
Preferably, also include that controller, described controller electrically connect with described solenoid directional control valve, in order to control
Make the work of described solenoid directional control valve.
Preferably, described cooling cycle system of refrigerator also includes refrigerator temperature sensor, freezer temperature
Sensor, and environment temperature sensor；
Described controller is according to described refrigerator temperature sensor, freezer temperature sensor, and environment
The measurement result of temperature sensor controls the work of described solenoid directional control valve.
This utility model also proposes a kind of refrigerator, including refrigerating chamber and cooling cycle system of refrigerator, described ice
Case cooling cycle system include being sequentially communicated and formed the compressor of the main circulation loop of coolant, condenser,
Throttling arrangement, main refrigerating evaporator；Described cooling cycle system of refrigerator also includes:
The freezing branch road of auxiliary, in parallel with the pipeline of described compressor with being connected described main refrigerating evaporator；Institute
State the freezing branch road of auxiliary and be provided with auxiliary refrigerating evaporator；
Solenoid directional control valve, connects described main circulation loop and the freezing branch road of auxiliary, and is positioned at described main freezing
Between vaporizer and auxiliary refrigerating evaporator.
Wherein said main refrigerating evaporator and described auxiliary refrigerating evaporator are arranged in described refrigerating chamber.
This utility model also proposes a kind of refrigerator, including refrigerating chamber, cold room and described refrigerator refrigerating circulation
System；Described cooling cycle system of refrigerator, including the pressure of the main circulation loop being sequentially communicated and being formed coolant
Contracting machine, condenser, throttling arrangement, main refrigerating evaporator；Described cooling cycle system of refrigerator also includes:
The freezing branch road of auxiliary, in parallel with the pipeline of described compressor with being connected described main refrigerating evaporator；Institute
State the freezing branch road of auxiliary and be provided with auxiliary refrigerating evaporator；
It is additionally provided with auxiliary refrigeration evaporator, described auxiliary refrigeration evaporator position on the freezing branch road of described auxiliary
Between described auxiliary refrigerating evaporator and compressor.
Wherein said main refrigerating evaporator and described auxiliary refrigerating evaporator are arranged in described refrigerating chamber, institute
State main refrigeration evaporator to be arranged in described cold room with described auxiliary refrigeration evaporator.
Technical solutions of the utility model arrange the freezing branch road of auxiliary, wherein by using on main circulation loop
Described main circulation loop mainly includes compressor, condenser, throttling arrangement, main refrigerating evaporator.Described
The freezing branch road of auxiliary, in parallel with the pipeline of described compressor with being connected described main refrigerating evaporator；Described auxiliary
Freezing branch road is helped to be provided with auxiliary refrigerating evaporator；Described cooling cycle system also includes solenoid directional control valve,
This solenoid directional control valve connects described main circulation loop and the freezing branch road of auxiliary, and is positioned at described main freezing and evaporating
Between device and auxiliary refrigerating evaporator.So when more storing puts into freezer compartment of refrigerator or puts into storing
Heat bigger time, the described solenoid directional control valve conducting freezing branch road of auxiliary so that auxiliary refrigerating evaporator
Carry out heat exchange with refrigerating chamber together with described main refrigerating evaporator, provide bigger cold to refrigerating chamber, make
Obtain storing to lower the temperature rapidly；After storing temperature is reduced to a certain degree, described solenoid directional control valve cuts out auxiliary
Open main circulation loop while freezing branch road, now reduce the evaporating temperature of described main refrigerating evaporator,
Storing temperature is reduced further, it is ensured that the freezing degree of depth of storing.Described cooling cycle system of refrigerator has
There is preferable refrigerating capacity, there is chilling rate fast, the advantage that deep layer is freezing, it is ensured that processed meat food stuff
Quality and freshness.Further, owing to using different refrigerant circulations in the different phase of freezing storing
Path so that storing cooling time is fast, when decreasing the start of freezer compressor the most to a certain extent
Between, reduce the Homes Using TV of refrigerator, thus effectively optimize the power consumption of complete machine.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will
The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that,
Accompanying drawing in describing below is only embodiments more of the present utility model, for ordinary skill people
From the point of view of Yuan, on the premise of not paying creative work, it is also possible to obtain according to the structure shown in these accompanying drawings
Obtain other accompanying drawing.
Fig. 1 is the structural representation of this utility model cooling cycle system of refrigerator one embodiment.
Drawing reference numeral illustrates:
| Label | Title | Label | Title |
| 1 | Main circulation loop | 15 | Main refrigerating evaporator |
| 2 | The freezing branch road of auxiliary | 21 | Auxiliary refrigerating evaporator |
| 11 | Compressor | 16 | Main refrigeration evaporator |
| 12 | Condenser | 22 | Auxiliary refrigeration evaporator |
| 13 | Device for drying and filtering | 30 | Solenoid directional control valve |
| 14 | Throttling arrangement |
The realization of this utility model purpose, functional characteristics and advantage will in conjunction with the embodiments, do referring to the drawings into
One step explanation.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, to the technology in this utility model embodiment
Scheme is clearly and completely described, it is clear that described embodiment is only of the present utility model one
Section Example rather than whole embodiments.Based on the embodiment in this utility model, this area is general
The every other embodiment that logical technical staff is obtained under not making creative work premise, broadly falls into
The scope of this utility model protection.
It is to be appreciated that if this utility model embodiment relates to directivity instruction (the most upper and lower, left,
It is right, forward and backward ...), then directionality instruction is only used for explaining in a certain particular pose (as shown in drawings)
Under relative position relation between each parts, motion conditions etc., if this particular pose changes,
Then directionality instruction changes the most therewith.
If it addition, this utility model embodiment relates to the description of " first ", " second " etc., then be somebody's turn to do " the
One ", the description of " second " etc. is only used for describing purpose, and it is not intended that instruction or imply that it is relatively important
Property or the implicit quantity indicating indicated technical characteristic.Thus, " first ", the spy of " second " are defined
Levy and can express or implicitly include at least one this feature.It addition, the technology between each embodiment
Scheme can be combined with each other, but must be based on those of ordinary skill in the art are capable of, when
The combination of technical scheme occurs conflicting will be understood that the combination of this technical scheme not when maybe cannot realize
Exist, the most not within the protection domain that this utility model requires.
The utility model proposes a kind of cooling cycle system of refrigerator.Refrigerator is divided into cold closet, household refrigerator-freezer
And household freezer.As it is shown in figure 1, in the present embodiment, for only having the household freezer of freezing function.Refrigerator
System mostly includes being sequentially communicated and formed the compressor 11 of the main circulation loop 1 of coolant, condenser 12, joint
Stream device, vaporizer；In cooling cycle system of the present utility model, described vaporizer is main frozen steamed
Send out device 15, be i.e. arranged at the vaporizer of refrigerating chamber, for carrying out heat exchange with refrigerating chamber.Described throttling dress
Put 14 capillary tubies being i.e. connected with main refrigerating evaporator 15 entrance.Described cooling cycle system also includes auxiliary
Help freezing branch road 2, this auxiliary freezing branch road 2 be connected described main refrigerating evaporator 15 and described compressor 11
Pipeline in parallel；The freezing branch road 2 of described auxiliary is provided with auxiliary refrigerating evaporator 21；Described auxiliary frozen steamed
Send out device 21 at higher ambient temperatures, or storing is overheated or too much in the case of, have quickly
Freezing storing, makes storing fresh-keeping and the assisted evaporative area that needs.At this it is understood that described auxiliary
Refrigerating evaporator 21 and main refrigerating evaporator 15 is helped all to carry out heat exchange with described refrigerating chamber.Described coolant has
Article two, closed circuit, it can be along compressor 11, condenser 12, throttling arrangement 14, main refrigerating evaporator
15 loops flowing, it is also possible to along compressor 11, condenser 12, throttling arrangement 14, main refrigerating evaporator 15,
The flowing of auxiliary refrigerating evaporator 21 loop；Coolant can certainly be made as required to return along above-mentioned two simultaneously
Road circulates.In order to refrigerant circulation circuit is controlled, therefore connecting described main circulation loop 1 He
The freezing branch road 2 of auxiliary, and electricity is set between described main refrigerating evaporator 15 and auxiliary refrigerating evaporator 21
Magnetic reversal valve 30；The circulating path of the changeable coolant of described solenoid directional control valve；Said solenoid directional control valve
Being preferably impulse electromagnetic valve, described impulse electromagnetic valve both can realize turning on any one loop, it is also possible to
Realize above-mentioned two loops to simultaneously turn on.
When refrigerator just starts, disposably puts into substantial amounts of storing or the storing temperature put into crosses high situation
Time, the freezing branch road 2 of described solenoid directional control valve 30 conducting auxiliary, the most described solenoid directional control valve preferably cuts off master
Pipeline between main refrigerating evaporator 15 and compressor 11 in closed circuit so that described auxiliary freezing and evaporating
Device 21 puts into operation, and described auxiliary refrigerating evaporator 21 is carried out with refrigerating chamber jointly with main refrigerating evaporator 15
Heat exchange, it is provided that bigger cold so that storing is lowered the temperature rapidly；Along with the reduction of storing temperature, described
Solenoid directional control valve 30 cuts out the freezing branch road 2 of auxiliary, opens main freezing and evaporating in described main circulation loop 1 simultaneously
Pipeline between device 15 and compressor 11 so that main circulation loop 1 turns on；Now reduce main refrigerating evaporator
The evaporating temperature of 15, improves heat transfer temperature difference, it is ensured that the freezing degree of depth of storing.
Technical solutions of the utility model arrange the freezing branch road 2 of auxiliary by using on main circulation loop 1, its
Described in main circulation loop 1 mainly include compressor 11, condenser 12, throttling arrangement 14, main freezing and evaporating
Device 15.The freezing branch road 2 of described auxiliary, with the pipe being connected described main refrigerating evaporator 15 and described compressor 11
Road is in parallel；The freezing branch road 2 of described auxiliary is provided with auxiliary refrigerating evaporator 21；Described cooling cycle system is also
Including solenoid directional control valve 30, this solenoid directional control valve 30 connects described main circulation loop 1 and the freezing branch road 2 of auxiliary,
And between described main refrigerating evaporator 15 and auxiliary refrigerating evaporator 21.So put when more storing
Enter freezer compartment of refrigerator or put into the heat of storing bigger time, described solenoid directional control valve 30 conducting auxiliary is cold
Freeze branch road 2 so that auxiliary refrigerating evaporator 21 changes with refrigerating chamber together with described main refrigerating evaporator 15
Heat, provides bigger cold to refrigerating chamber so that storing is lowered the temperature rapidly；When storing temperature is reduced to necessarily
After degree, described solenoid directional control valve 30 opens main circulation loop 1 while cutting out the freezing branch road 2 of auxiliary, this
Time reduce the evaporating temperature of described main refrigerating evaporator 15 so that storing temperature reduces further, it is ensured that storage
The freezing degree of depth of thing.Described cooling cycle system of refrigerator has preferable refrigerating capacity, has chilling rate
Hurry up, the advantage that deep layer is freezing, it is ensured that the quality of processed meat food stuff and freshness.Further, due to
The different phase of freezing storing uses different refrigerant circulation paths so that storing cooling time is fast, therefore
Decrease the available machine time of freezer compressor 11 to a certain extent, reduce the Homes Using TV of refrigerator, thus
Effectively optimize the power consumption of complete machine.
Based on above-described embodiment, the disengagement area of described main refrigerating evaporator 15 is generally according to refrigerating chamber
Big thermic load designs.I.e. national standard requires that the refrigerating capacity that the refrigerating chamber of a constant volume must is fulfilled for is wanted
Seek the disengagement area of the main refrigerating evaporator 15 designed.Chilling rate and whole refrigeration in view of storing
The balance of blood circulation, it is preferable that design adds the cold of the refrigerating chamber after auxiliary refrigerating evaporator 21
The ability of freezing is 2～3 times of the refrigerating capacity being provided only with main refrigerating evaporator 15, is evaporated device according to this standard
Area design, the most aborning, the main refrigerating evaporator of decision design 15 and auxiliary refrigerating evaporator 21
Disengagement area is than for 2:1.Here, it will be appreciated by persons skilled in the art that the refrigerating capacity of refrigerator
The determiner of lifting a lot, the common effect of each parts in needing system, evaporator area is it
In a factor, both relations non-linear relation.It should be noted that at this, described main freezing and evaporating
Device 15 and described auxiliary refrigerating evaporator 21 can be arranged with split, it is also possible to be wholely set, do not limit at this
System.
Based on above-described embodiment, due to contemporary refrigerators mostly with cold room, therefore for simultaneous with cold
Hiding room and the refrigerator of refrigerating chamber, described cooling cycle system of refrigerator also includes being arranged on described main circulation loop 1
On main refrigeration evaporator 16, as it is shown in figure 1, this main refrigeration evaporator 16 is positioned at described main refrigerating evaporator
Assist freezing branch road 2 in parallel between 15 and compressor 11 and with described.At this it is understood that described master
Refrigeration evaporator 16, for carrying out heat exchange with described cold room, does not set main refrigeration evaporator 16 at this
Concrete structure, as long as can realize carrying out heat exchange with cold room.
Based on above-described embodiment, it is contemplated that when substantial amounts of storing is placed into refrigerating chamber or storing is overheated etc.
Factor makes freezing indoor temperature raise, when the freezing branch road 2 of auxiliary starts, if arranging main circulation loop now
It is not turned on, so the most main refrigeration evaporator 16 is not actuated in main circulation loop 1, therefore to place auxiliary
Help freezing branch road 2 to run the time to pass and cause temp. in refrigerating chamber fluctuation excessive for a long time, therefore cold in described auxiliary
Freezing and be additionally provided with auxiliary refrigeration evaporator 22 on branch road 2, described auxiliary refrigeration evaporator 22 is positioned at described auxiliary
Between refrigerating evaporator 21 and compressor 11.So, when system runs the freezing branch road 2 of auxiliary, assist cold
Hide vaporizer 22 to start, provide certain cold for cold room, it is ensured that the fresh-keeping effect of the storing in cold room
Really.
Further, it will be appreciated by persons skilled in the art that described main refrigeration evaporator 16 is with described
Main refrigerating evaporator 15 can be arranged independently of one another, it is also possible to is wholely set, as long as can be at respective place
Path on work.Described main refrigeration evaporator 16 and described auxiliary cold preservation are set in the present embodiment
Vaporizer 22 is arranged for integral type.The disengagement area of refrigeration evaporator is the thermic load according to cold room, root
According to designed disengagement areas such as the temperature characterisitics that national standard requirement refrigerator room must is fulfilled for.In order to
Reduce complete machine cost, and the temperature range in cold room is at 0 DEG C～10 DEG C, cold preservation disengagement area is pressed
Design requirement is divided into main refrigeration evaporator 16 and auxiliary refrigeration evaporator 22, and the steaming of main refrigeration evaporator 16
Long-pending and described auxiliary refrigeration evaporator 22 the disengagement area ratio range of fermentation is 2～5.Preferably, by cold preservation
Disengagement area is divided into the ratio that area ratio is 8:2 or 7:3, is divided into main refrigeration evaporator 16 and auxiliary cold preservation is steamed
Send out device 22.
Based on above-described embodiment, it is contemplated that if coolant first flows into main refrigeration evaporator 16, due to doing of coolant
Spend low, in the case of the main evaporator coefficient of heat transfer and the pipe outside air coefficient of heat transfer are the most constant, in pipe
The coefficient of heat transfer of side coolant diminishes, and causes the Composite Walls of whole main refrigeration evaporator 16 to diminish, causes
The heat exchange amount of whole main refrigeration evaporator 16 diminishes, and then makes refrigerating speed slack-off；Therefore arrange described
Coolant first flows into main refrigerating evaporator 15 through throttling arrangement 14, after main refrigerating evaporator 15 flows out, then
Flow into main refrigeration evaporator 16.Further, in order to prevent the foreign material in refrigerator blood circulation, such as metal
Bits, each type oxide and dust etc., to prevent foreign material blocking throttling arrangement 14 or to damage compressor 11；And
Enter described throttling arrangement 14 for coolant and play cushioning effect, therefore in described condenser 12 and described throttling
Device for drying and filtering 13 it is provided with between device 14.Described device for drying and filtering 13 can be used to ensure that refrigeration system
Clean, be dried.
Based on above-described embodiment, in order to make described cooling cycle system intelligent, thus realize controlling electromagnetism
Reversal valve 30 automatically switches refrigerant circulation path, and the most described cooling cycle system also includes controller, institute
State controller to electrically connect with described solenoid directional control valve, work in order to control described solenoid directional control valve 30.Enter one
Step ground, described kind of refrigeration cycle also includes refrigerator temperature sensor, freezer temperature sensor, Yi Jihuan
Border temperature sensor；Described controller according to described refrigerator temperature sensor, freezer temperature sensor,
And the measurement result of environment temperature sensor controls the work of described solenoid directional control valve.Here, be appreciated that
, described refrigerator temperature sensor is arranged in described cold room, in order to measure the temperature in cold room
Degree；Described freezer temperature sensor is arranged in described refrigerating chamber, in order to measure the temperature in refrigerating chamber；
Described environment temperature sensor is for measuring the outdoor temperature of described refrigerator periphery.
Described outdoor temp angle value is first compared by described controller with described freezer temperature value, obtains two
Difference DELTA T of person, and then the reference value set in Δ T and controller is compared, when Δ T is more than described reference
During value, the most described outdoor temperature and the temperature gap in described refrigerating chamber are less than setting value, now controller
Control described solenoid directional control valve 30, make described auxiliary refrigerating circuit turn on, provide bigger refrigeration for refrigerating chamber
Amount, makes storing lower the temperature rapidly, and the temperature in refrigerating chamber declines, and drops to necessarily at a temperature of in refrigerating chamber
Degree so that when freezing indoor temperature is more than described setting value with outdoor temperature difference, described controller control
Make described solenoid directional control valve 30 and close auxiliary cooling branch road, simultaneously turn on main circulation loop 1.By reducing institute
State the evaporating temperature of main refrigerating evaporator 15 so that the temperature in refrigerating chamber declines further, until reaching
After the equilibrium temperature value that controller sets, compressor 11 is out of service.It should be noted that at this, described cold
The temperature that the temperature control freezing room has precedence in cold room controls, even if the temperature in described cold room reaches
After setting value, but the temperature in refrigerating chamber is not up to setting value, and compressor 11 also will not quit work,
Until after described refrigerating chamber reaches set temperature, compressor 11 just can be out of service.Certainly, above-mentioned
Control method is preferred version, it would however also be possible to employ other control methods, and the most described outdoor temperature is with described
When temperature gap in refrigerating chamber is less than setting value, now controller controls described solenoid directional control valve 30, makes
Described auxiliary refrigerating circuit turns on jointly with described main circulation loop；When described freezing indoor temperature is with outdoor
When temperature gap is more than described setting value, described controller controls described solenoid directional control valve 30 and cuts out auxiliary system
Cold branch road, continues to keep main circulation loop 1 to turn on.
This utility model also provides for a kind of refrigerator, and it includes refrigerating chamber, and this refrigerator includes described refrigeration for refrigerator
Blood circulation；The concrete structure of this cooling cycle system of refrigerator is with reference to above-described embodiment, due to described refrigerator
Have employed whole technical schemes of above-mentioned all embodiments, the most at least there is the technical side of above-described embodiment
All beneficial effects that case is brought, this is no longer going to repeat them.Wherein said main refrigerating evaporator 15 with
Described auxiliary refrigerating evaporator 21 is arranged in described refrigerating chamber.At this not to main refrigerating evaporator 15
Structure does concrete restriction, its can be plate-type evaporator, pipe-coil type evaporator, one side finned evaporator,
Finned tube evaporator etc..
This utility model also provides for a kind of refrigerator, and it includes refrigerating chamber and cold room, and this refrigerator includes described
Cooling cycle system of refrigerator；Concrete structure reference above-described embodiment of this cooling cycle system of refrigerator, due to
Described refrigerator have employed whole technical schemes of above-mentioned all embodiments, the most at least has above-described embodiment
All beneficial effects of being brought of technical scheme, this is no longer going to repeat them.Described in main freezing and evaporating
Device 15 and described auxiliary refrigerating evaporator are arranged in described refrigerating chamber, described main refrigeration evaporator 16 with
Described auxiliary refrigeration evaporator 22 is arranged in described cold room.At this not to main refrigerating evaporator 15 He
The structure of main refrigeration evaporator 16 does concrete restriction, its can be plate-type evaporator, pipe-coil type evaporator,
Unilateral finned evaporator, finned tube evaporator etc..
The foregoing is only preferred embodiment of the present utility model, not thereby limit of the present utility model specially
Profit scope, every under inventive concept of the present utility model, in utilizing this utility model description and accompanying drawing
The equivalent structure transformation of Rong Suozuo, or directly/be indirectly used in other relevant technical fields and be included in this
In the scope of patent protection of utility model.
Claims (10)
1. a cooling cycle system of refrigerator, it includes being sequentially communicated and formed the main circulation loop of coolant
Compressor, condenser, throttling arrangement, main refrigerating evaporator, it is characterised in that described refrigeration for refrigerator follows
Loop systems also includes:
The freezing branch road of auxiliary, in parallel with the pipeline of described compressor with being connected described main refrigerating evaporator；Institute
State the freezing branch road of auxiliary and be provided with auxiliary refrigerating evaporator；
Solenoid directional control valve, connects described main circulation loop and the freezing branch road of auxiliary, and is positioned at described main freezing
Between vaporizer and auxiliary refrigerating evaporator.
2. cooling cycle system of refrigerator as claimed in claim 1, it is characterised in that described main frozen steamed
Send out the disengagement area ratio of disengagement area and described auxiliary refrigerating evaporator of device for 2:1.
3. cooling cycle system of refrigerator as claimed in claim 1, it is characterised in that also include being arranged on
Main refrigeration evaporator on described main circulation loop, this main refrigeration evaporator is positioned at described main refrigerating evaporator
And between compressor and with the described freezing branch circuit parallel connection of auxiliary.
4. cooling cycle system of refrigerator as claimed in claim 3, it is characterised in that described auxiliary is freezing
Being additionally provided with auxiliary refrigeration evaporator on branch road, described auxiliary refrigeration evaporator is positioned at described auxiliary frozen steamed
Send out between device and compressor.
5. cooling cycle system of refrigerator as claimed in claim 4, it is characterised in that described main cold preservation is steamed
Sending out device with described auxiliary refrigeration evaporator is that integral type is arranged, and the disengagement area of described main refrigeration evaporator
It is 2～5 with the disengagement area ratio range of described auxiliary refrigeration evaporator.
6. cooling cycle system of refrigerator as claimed in claim 1, it is characterised in that described condenser with
It is provided with device for drying and filtering between described throttling arrangement.
7. cooling cycle system of refrigerator as claimed in claim 1, it is characterised in that also include controller,
Described controller electrically connects with described solenoid directional control valve, in order to control the work of described solenoid directional control valve.
8. cooling cycle system of refrigerator as claimed in claim 7, it is characterised in that also include cold room
Temperature sensor, freezer temperature sensor, and environment temperature sensor；
Described controller is according to described refrigerator temperature sensor, freezer temperature sensor, and environment
The measurement result of temperature sensor controls the work of described solenoid directional control valve.
9. a refrigerator, including refrigerating chamber, it is characterised in that include in claims 1 to 3 any one
Cooling cycle system of refrigerator described in Xiang, wherein said main refrigerating evaporator and described auxiliary refrigerating evaporator
It is arranged in described refrigerating chamber.
10. a refrigerator, including refrigerating chamber and cold room, it is characterised in that include such as claim 4
Cooling cycle system of refrigerator described in any one in 8, wherein said main refrigerating evaporator is auxiliary with described
Helping refrigerating evaporator to be arranged in described refrigerating chamber, described main refrigeration evaporator evaporates with described auxiliary cold preservation
Device is arranged in described cold room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620459553.8U CN205783948U (en) | 2016-05-18 | 2016-05-18 | Cooling cycle system of refrigerator and refrigerator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620459553.8U CN205783948U (en) | 2016-05-18 | 2016-05-18 | Cooling cycle system of refrigerator and refrigerator |
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| Publication Number | Publication Date |
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| CN205783948U true CN205783948U (en) | 2016-12-07 |
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| CN201620459553.8U Active CN205783948U (en) | 2016-05-18 | 2016-05-18 | Cooling cycle system of refrigerator and refrigerator |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110422497A (en) * | 2019-08-30 | 2019-11-08 | 中车长江车辆有限公司 | Frozen products insulated container and draw cooling and radiation device |
| CN111426126A (en) * | 2020-03-31 | 2020-07-17 | 澳柯玛股份有限公司 | Double-system air-cooling frequency conversion refrigerator and control method thereof |
| CN114234516A (en) * | 2021-12-15 | 2022-03-25 | 海信（山东）冰箱有限公司 | Refrigerator and refrigerant flow control method |
| CN115060017A (en) * | 2022-08-19 | 2022-09-16 | 合肥美的电冰箱有限公司 | Control method of refrigeration equipment, refrigeration equipment and storage medium |
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2016
- 2016-05-18 CN CN201620459553.8U patent/CN205783948U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110422497A (en) * | 2019-08-30 | 2019-11-08 | 中车长江车辆有限公司 | Frozen products insulated container and draw cooling and radiation device |
| CN110422497B (en) * | 2019-08-30 | 2023-10-31 | 中国国家铁路集团有限公司 | Refrigerated container and cold-inducing and heat-dissipating device |
| CN111426126A (en) * | 2020-03-31 | 2020-07-17 | 澳柯玛股份有限公司 | Double-system air-cooling frequency conversion refrigerator and control method thereof |
| CN114234516A (en) * | 2021-12-15 | 2022-03-25 | 海信（山东）冰箱有限公司 | Refrigerator and refrigerant flow control method |
| CN115060017A (en) * | 2022-08-19 | 2022-09-16 | 合肥美的电冰箱有限公司 | Control method of refrigeration equipment, refrigeration equipment and storage medium |
| CN115060017B (en) * | 2022-08-19 | 2022-11-01 | 合肥美的电冰箱有限公司 | Control method of refrigeration equipment, refrigeration equipment and storage medium |
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