CN107843054A

CN107843054A - Refrigeration plant

Info

Publication number: CN107843054A
Application number: CN201710997238.XA
Authority: CN
Inventors: 李铎; 甘永和; 张海星
Original assignee: Hefei Hualing Co Ltd; Midea Group Co Ltd; Hefei Midea Refrigerator Co Ltd
Current assignee: Hefei Hualing Co Ltd; Midea Group Co Ltd; Hefei Midea Refrigerator Co Ltd
Priority date: 2017-10-23
Filing date: 2017-10-23
Publication date: 2018-03-27

Abstract

The invention discloses a kind of refrigeration plant, the refrigeration plant includes：Refrigeration compartment, there is air inlet and return air inlet in the refrigeration compartment；Temperature detecting unit, the temperature detecting unit are used for the temperature for detecting the refrigeration chamber；Air door, the air door is used for the air inlet for closing and opening the refrigeration compartment, the air door be configured to temperature in the refrigeration chamber higher than it is predetermined it is optimal thaw temperature when open the air door so that the cold air that the refrigeration plant is produced is passed through the refrigeration compartment, and the refrigeration chamber temperature not higher than it is described it is predetermined it is optimal thaw temperature when close the air door.According to the refrigeration plant of the present invention, the temperature control in refrigeration is being made a reservation for into optimal temperature of thawing by using air door, on the premise of food (meat) can be made fresh-keeping, can thawed after taking-up with rapid and natural, improve user's ease of use.

Description

Refrigeration plant

Technical field

The present invention relates to household electrical appliance technical field, more particularly, to a kind of refrigeration plant.

Background technology

In correlation technique, use in refrigerator is all conventional drawer in the container of the foods such as storage meat, and material object, which is placed on, to be taken out Inside drawer, by being produced by boasting inside air channel, cold wind reduces rapidly the temperature of food, and the air of exchange is taken away by return air inlet Reach the purpose of circularly cooling.

The content of the invention

What the present invention was made based on discovery of the present inventor to following facts and problem：

Refrigerator in correlation technique is during refrigeration, the temperature of food temperature and whole refrigeration compartment inside drawer Degree is consistent, and the temperature of whole compartment is by the single airdoor control of compartment, air door opening time room refrigeration, the air door shut-in time room Do not freeze.

The quick-frozen meat product inside conventional refrigerator (- 16~-24 degrees Celsius), which can only take out, at present is placed under circumstance temperature certainly So thaw, thawing naturally needs the time to grow, such as 25 degree of circumstance temperature, and the beef of -20 degree needs nature placement 6 more than hour just may be used To thaw.Therefore, present inventor proposes：How so that meat reaches a certain temperature inside drawer and reaches permanent (10 More than it) fresh-keeping state, it can be thawed after taking-up with rapid and naturalQuickly to solve the problems, such as that meat thaws, improve user's Property easy to use.

It is contemplated that at least solves one of technical problem present in prior art.Therefore, the invention reside in propose one Kind of refrigeration plant, the refrigeration plant can quickly solve meat and thaw, improve the property easy to use of user.

According to the refrigeration plant of the present invention, including：Refrigeration compartment, there is air inlet and return air inlet in the refrigeration compartment； Temperature detecting unit, the temperature detecting unit are used for the temperature for detecting the refrigeration chamber；Air door, the air door are used to close The air inlet of the refrigeration compartment is closed and opens, the air door, which is configured to be higher than in the temperature of the refrigeration chamber, to be made a reservation for most preferably The air door is opened during temperature of thawing so that the cold air that the refrigeration plant is produced is passed through the refrigeration compartment, and in the system Cold indoor temperature not higher than it is described it is predetermined optimal thaw temperature when close the air door.

According to the refrigeration plant of the present invention, by using air door by the temperature control in refrigeration in predetermined optimal temperature of thawing Degree, on the premise of food (meat) can be made fresh-keeping, can be thawed after taking-up with rapid and natural, improve user's ease of use.

In certain embodiments, the predetermined optimal temperature of thawing is 5 degree Celsius.

In certain embodiments, the refrigeration compartment includes：Dividing plate；Cavity, the cavity open wide in front side and bottom Cassette shapes, the cavity is located on the dividing plate and the dividing plate closes the bottom of the cavity, the air inlet and institute Return air inlet is stated to be located on the cavity rear wall,

Wherein, the refrigeration compartment also includes ducting assembly, and the ducting assembly is located at the inner side of the cavity roof, institute Stating has spaced apart multiple openings on the lower surface of ducting assembly, the opening connects with the air inlet.

In certain embodiments, the ducting assembly includes：Air duct cover board, the air duct cover board are located at the refrigeration compartment Roof below, the opening is formed on the air duct cover board；Air channel cystosepiment, the air channel cystosepiment are located at the air channel Between cover plate and the roof of the refrigeration compartment, wherein, formed on the air channel cystosepiment and connect the air inlet and described open The air channel of mouth；Or the air channel cystosepiment, the air duct cover board cooperatively formed with the roof of the refrigeration compartment connect described in enter Air port and the air channel of the opening.

In certain embodiments, the refrigeration chamber is provided with：Drawer, the top of the drawer are opened wide, the drawer edge Fore-and-aft direction is located in the cavity in which can extract out, wherein, the drawer during lower section of the fully-inserted cavity of drawer Sealed between the refrigeration compartment.

In certain embodiments, it is vertically extending formed with ventilation slot, the ventilation slot on the perisporium of the drawer And including along the circumferentially spaced multiple of the drawer.

In certain embodiments, arranged for interval has multiple through holes on the perisporium of the drawer, is taken out described in the through hole insertion The perisporium of drawer simultaneously is suitable to connect the return air inlet.

In certain embodiments, the hole configuration becomes a common practice leaf.

In certain embodiments, the through hole is adjacent to the bottom of the cavity.

In certain embodiments, the refrigeration compartment also includes：Slide rail, the slide rail are located on the wall of the refrigeration compartment And extend along the longitudinal direction；L-shaped is supported, and the L-shaped support is slidably disposed on the slide rail along the longitudinal direction, the drawer It is supported on the slide rail.

In certain embodiments, the refrigeration compartment also includes：For fixing the probe support of the temperature detecting unit, The probe support is located at the drawer bottom, wherein, the temperature detecting unit is located on the probe support, the temperature Heat-conducting piece is provided between the bottom wall of detection unit and the drawer, the upper surface of the heat-conducting piece and the bottom wall of the drawer paste Close.

In certain embodiments, the temperature detecting unit is multiple that multiple temperature detecting units are in matrix arrangements On the probe support, the heat-conducting piece includes multiple correspondingly with the temperature detecting unit.

In certain embodiments, the heat-conducting piece is metal aluminium dish.

The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description Obtain substantially, or recognized by the practice of the present invention.

Brief description of the drawings

Fig. 1 is the schematic diagram of refrigeration plant according to embodiments of the present invention；

Fig. 2 is the explosive view of the refrigeration plant shown in Fig. 1；

Fig. 3 is the schematic diagram of the drawer shown in Fig. 2.

Reference：

Refrigeration plant 100,

Dividing plate 1, cavity 2, air inlet 21, return air inlet 22,

Ducting assembly 3, air duct cover board 31, opening 311, air channel cystosepiment 32,

Drawer 4, ventilation slot 41, through hole 42,

Slide rail 51, L-shaped support 52,

Temperature detecting unit 6, probe support 7, heat-conducting piece 8, sealing strip 9.

Embodiment

Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.

Refrigeration plant 100 according to embodiments of the present invention is described below with reference to Fig. 1 and Fig. 2.Refrigeration plant can be refrigerator Deng.

As shown in figure 1, refrigeration plant 100 according to embodiments of the present invention, including：Refrigeration compartment, the and of temperature detecting unit 6 Air door (not shown).

Specifically, there is air inlet 21 and return air inlet 22 in refrigeration compartment；Temperature detecting unit 6 is used to detect refrigeration compartment Interior temperature；Air door is used for the air inlet 21 for closing and opening refrigeration compartment, and air door is configured to the temperature height in refrigeration chamber In it is predetermined optimal thaw temperature when open air door, so that the cold air that refrigeration plant 100 is produced is passed through refrigeration compartment, meanwhile, wind Door structure closes air door into when the temperature of refrigeration chamber is not higher than and makes a reservation for most preferably thaw temperature.

That is, when the temperature of refrigeration compartment is not reduced to also and makes a reservation for most preferably thaw temperature, air door is opened, and refrigeration is set Connected between standby 100 evaporator chamber and refrigeration compartment, the cold air in evaporator chamber enters refrigeration chamber, with refrigeration Freeze room.When the temperature of refrigeration compartment be reduced to reach it is predetermined optimal thaw temperature when, air door is closed, the steaming of refrigeration plant 100 Do not connected between hair device chamber and refrigeration compartment, the temperature of refrigeration chamber is maintained at predetermined optimal temperature of thawing.

Here, it is necessary to which explanation, predetermined optimal temperature of thawing refer to：Make food (such as meat) can long-time (example Such as more than 10 days) keep fresh-keeping state and the temperature that can be thawed after taking-up with rapid and natural.Wherein, present inventor Found by studying, it is predetermined most preferably to thaw temperature in the range of subzero 4 degrees Celsius to subzero six degrees Celsius.Preferably, make a reservation for Optimal temperature of thawing is -5 degree Celsius.For example, predetermined optimal temperature of thawing can be -4.5 DEG C, -5 DEG C, -5.5 DEG C etc..

With reference to Fig. 1, the refrigeration plant 100 of the present embodiment includes：Refrigeration compartment, refrigerating chamber and refrigerating chamber, and refrigeration compartment, Refrigerating chamber and refrigerating chamber are connected by independent air channel with evaporator chamber respectively, wherein, between refrigeration compartment and evaporator chamber Air channel is provided with the first air door, and the air channel between refrigerating chamber and evaporator chamber is provided with the second air door, refrigerating chamber and evaporator chamber Between air channel be provided with the 3rd air door.During refrigeration plant 100 works, the control device of refrigeration plant 100 will be made Cold indoor temperature control is most preferably thawed in temperature range (such as -4.5 DEG C to -5.5 DEG C), by the temperature in refrigerating chamber predetermined Degree control make a reservation for (such as 0 DEG C to 4 DEG C) in optimal refrigerating temperature range, by the temperature control in refrigerating chamber predetermined optimal cold Freeze in temperature range (such as -16 DEG C to -24 DEG C).

In other words, the refrigeration plant 100 of the present embodiment, refrigeration plant 100 in the related art have refrigerating chamber and cold Freeze on the basis of room, be additionally arranged an independent refrigeration compartment, pass through independent air door between the refrigeration compartment and evaporator chamber Control, and it is provided with temperature detecting unit 6 in the refrigeration chamber.During work, temperature detecting unit 6 will detect Temperature is transferred to control device, and control device is according to the opening and closing of its temperature control air door detected, so that refrigeration The temperature of indoor food is maintained at predetermined and most preferably thawed in temperature range, so as to make food (meat) fresh-keeping Under the premise of, it can be thawed after taking-up with rapid and natural, improve user's ease of use.

Refrigeration plant 100 according to embodiments of the present invention, by using air door by the temperature control in refrigeration predetermined Optimal temperature of thawing, on the premise of food (meat) can be made fresh-keeping, can be thawed after taking-up with rapid and natural, improved user and used Convenience.

In one embodiment of the invention, as shown in Fig. 2 refrigeration compartment can include：Dividing plate 1 and cavity 2, wherein, The square plate shape that dividing plate 1 extends horizontally, cavity 2 are located at dividing plate 1 in the unlimited cassette shapes in front side and bottom, cavity 2 On, and the bottom of the closed cavity 2 of dividing plate 1.Preferably, clamping between cavity 2 and dividing plate 1, specifically, cavity 2 and dividing plate 1 pass through Oat tail groove structure on dividing plate 1 is assembled together.Thus, it is possible to it is convenient for assembly, improve efficiency of assembling.Here, refrigeration compartment Cavity 2 and dividing plate 1 are each attached on the body of refrigeration plant 100.

Further, as shown in figure 1, air inlet 21 and return air inlet 22 are located on the rear wall of cavity 2, thus, it is possible to facilitate cloth Put air channel, to be connected with evaporator chamber.Preferably, air inlet 21 is formed at the top of the rear wall of cavity 2, and return air inlet 22 is formed at chamber The middle and lower part of the rear wall of body 2.

Wherein, as shown in Fig. 2 refrigeration compartment can also include ducting assembly 3, ducting assembly 3 is located at the interior of the roof of cavity 2 Side, has spaced apart multiple openings 311 on the lower surface of ducting assembly 3, and opening 311 connects with air inlet 21.From air intake The cold airs that mouth 21 enters can be introduced into ducting assembly 3, then be blown into refrigeration chamber downwards by multiple openings 311.Thus, Cold air can be made quickly and uniformly to enter refrigeration chamber from top, improve cooling rate.

Further, as shown in Fig. 2 ducting assembly 3 can include：Air duct cover board 31 and air channel cystosepiment 32, air channel lid Plate 31 is located at below the roof of refrigeration compartment, and opening 311 is formed on air duct cover board 31；Air channel cystosepiment 32 is located at air duct cover board Between 31 and the roof of refrigeration compartment.

Wherein, the air channel of connection air inlet 21 and opening 311 is formed on air channel cystosepiment 32；Or air channel cystosepiment 32, wind Road cover plate 31 cooperatively forms the air channel for connecting air inlet 21 and opening 311 with the roof of refrigeration compartment.So, cold air can be from Air inlet 21 enters in air channel, then is blown into refrigeration chamber by opening 311.

As shown in Fig. 2 air channel cystosepiment 32 and air duct cover board 31 are all formed as and the roof shape identical square plate of cavity 2 Shape, and the relative position at four angles at the top of air channel cystosepiment 32, air duct cover board 31 and cavity 2 is equipped with connecting hole, air channel Cystosepiment 32, air duct cover board 31 are connected by screw to the roof of cavity 2, so as to convenient for assembly.

In certain embodiments, as shown in Fig. 2 refrigeration chamber is provided with：Drawer 4, the top of drawer 4 are opened wide, the edge of drawer 4 Fore-and-aft direction is located in cavity 2 in which can extract out, wherein, during the lower section of the fully-inserted cavity 2 of drawer 4 drawer 4 and refrigeration compartment it Between seal.Thus, it is possible to be easy to form closed refrigeration compartment, ensure that the temperature of refrigeration compartment may remain in predetermined optimization Freeze temperature.

As shown in Fig. 2 drawer 4 is formed as quadrangle box shape, the top of drawer 4 is opened wide, the interior table of the front panel of drawer 4 Formed with mounting groove on face, mounting groove is in be provided with sealing strip 9 in the circumferential annular of the front panel of drawer 4, mounting groove, works as drawer It is close by sealing strip 9 between the inner surface of the front panel of drawer 4 and the preceding surface of cavity 2 during the lower section of 4 fully-inserted cavitys 2 Envelope.

Further, as shown in Figures 2 and 3, it is vertically square formed with ventilation slot 41, ventilation slot 41 on the perisporium of drawer 4 To extension, and ventilation slot 41 is multiple, circumferentially-spaced arrangement of multiple ventilation slots 41 along drawer 4.Pass through the internal perisporium in drawer 4 Upper setting ventilation slot 41, can make the inner peripheral surface of drawer 4 be formed as rough curved surface, this way it is possible to avoid the internal memory of drawer 4 The perisporium of the food put and drawer 4 completely attaches to, and increases the gap between the perisporium of drawer 4 and food, so as to increase cold air with Contact area between food, improve cooling rate.In addition, by making ventilation slot 41 vertically extending, system is also helped The smooth circulation of cold indoor cold air, improve refrigerating efficiency.

Further, as shown in Figures 2 and 3, arranged for interval has multiple through holes 42 on the perisporium of drawer 4, and through hole 42 passes through The perisporium of logical drawer 4 is simultaneously suitable to connection return air inlet 22.Cold air in drawer 4 can pass sequentially through through hole 42 and return air inlet 22 flows Into evaporator chamber room.Preferably, through hole 42 is adjacent to the bottom of cavity 2, and in other words, through hole 42 is formed under the perisporium of drawer 4 Portion, in refrigeration chamber, cold air flows into refrigeration compartment (drawer 4) from the top of refrigeration compartment, the food heat in same drawer 4 Exchange and then discharged from the through hole 42 and return air inlet 22 of the bottom of drawer 4, thus, improve refrigerating efficiency.

Preferably, as shown in figure 3, through hole 42 is configured to fan blade shape.Specifically, as shown in figure 3, through hole 42 has first week Wall and the second perisporium, on the projection plane perpendicular to the sidewall thickness direction of drawer 4, the projection of the first perisporium and the second perisporium is equal For arc section, and one end of the first perisporium is connected with one end of the second perisporium, and the other end of the first perisporium is another with the second perisporium One end is connected.Preferably, the first perisporium and the second perisporium are arranged symmetrically.

Further, as shown in figure 3, arranged for interval is by multiple sets of vias on the perisporium of drawer 4, multiple sets of vias are along drawer 4 circumferentially-spaced arrangements, and multiple sets of vias correspond with ventilation slot 41, for example, the bottom of each ventilation slot 41 is each formed with One sets of vias.Wherein, each sets of vias includes spaced apart around the axis perpendicular to the extension of the sidewall thickness direction of drawer 4 Multiple fan blade shape through holes 42, for example, each sets of vias includes four fan blade shape through holes 42, and four fan blade shape through holes 42 are on logical The axisymmetrical arrangement of hole group.

In some embodiments of the invention, as shown in Fig. 2 refrigeration compartment can also include：Slide rail 51 and L-shaped support 52, wherein, slide rail 51 is located on the wall of refrigeration compartment, and slide rail 51 extends along the longitudinal direction；L-shaped support 52 along the longitudinal direction may be used It is slidably disposed within slide rail 51, drawer 4 is supported on slide rail 51.Thus, it is possible to realize drawer 4 along the longitudinal direction with respect to cavity 2 It is removable.

Such as shown in Fig. 2 slide rail 51 include two, two slide rails 51 be respectively provided at the left side wall of cavity 2 inner side and The inner side of right side wall, specifically, the correspondence position in the side wall of slide rail 51 and cavity 2 are provided with mounting hole, and mounting hole includes edge Fore-and-aft direction is spaced apart multiple, and slide rail 51 is fixed in the side wall of cavity 2 by screw through mounting hole.Further, The slidable L-shaped support 52 along the longitudinal direction of relative slide rail 51 is equipped with each slide rail 51, and L-shaped support 52 and drawer 4 are solid Fixed connection.

In some embodiments of the invention, as shown in Fig. 2 refrigeration compartment can also include being used for fixed temperature detection list The probe support 7 of member 6, probe support 7 are located at the bottom of drawer 4, wherein, temperature detecting unit 6 is located on probe support 7, temperature Heat-conducting piece 8 is provided between the bottom wall of detection unit 6 and drawer 4, the upper surface of heat-conducting piece 8 is bonded with the bottom wall of drawer 4.Drawer 4 The temperature of interior food can pass to heat-conducting piece 8 by the bottom wall of drawer 4, and temperature detecting unit 6 contacts with heat-conducting piece 8, temperature Detection unit 6 by detecting the temperature of heat-conducting piece 8, to determine the temperature of food in drawer 4.

Further, temperature detecting unit 6 is multiple that multiple temperature detecting units 6 are in matrix arrangements in probe support 7 On, heat-conducting piece 8 includes multiple correspondingly with temperature detecting unit 6.Thus, it is possible to the temperature by determining multiple points, is surveyed Determine the mean temperature of food in drawer 4, ensure the accuracy of temperature detection.

Preferably, heat-conducting piece 8 is metal aluminium dish.Thus, it is possible to improve heat transfer efficiency, the accuracy of temperature detection is improved.

As shown in Fig. 2 probe support 7 is arranged on drawer 4 by buckle, arranged for interval has multiple temperature on probe support 7 Spend detection probe 6；The lower section matrix arrangements of the bottom wall of drawer 4 have multiple metal aluminium dishes 8, and multiple metal aluminium dishes 8 are examined with multiple temperature Probing first 6 corresponds, and multiple metal aluminium dishes cover and are bonded at least the 90% of the bottom wall surface of drawer 4 product, it is preferable that metal Aluminium dish and temperature measuring probe are 4.So, by heat transfer, the temperature of each metal aluminium dish is in its corresponding region The mean temperature of drawer bottom wall, temperature measuring probe can measure the metal aluminium dish by detecting the temperature of metal aluminium dish and correspond to area The mean temperature in domain, in addition, by setting multiple temperature measuring probes, detect the mean temperature of different zones, it can be deduced that whole Mean temperature in individual drawer 4, so as to further improve accuracy of detection, ensure that the temperature in drawer 4 can be stablized pre- Fixed optimal thaw point.

Refrigeration plant 100 below with reference to Fig. 1-Fig. 3 descriptions according to a specific embodiment of the invention.

The refrigeration plant 100 of the embodiment of the present invention includes：Drawer 4, sealing strip 9, cavity 2, dividing plate 1.Wherein, refrigeration plant 100 have refrigeration compartment, and refrigeration compartment is made up of drawer 4, sealing strip 9, cavity 2, dividing plate 1, refrigeration compartment and evaporator chamber it Between be communicated with air channel, air channel is provided with air door.

As shown in figure 1, set air inlet 21 and return air inlet 22 on the rear wall of cavity 2, cold air is from the external world when air door is opened Into refrigeration compartment, the temperature of refrigeration compartment reduces, refrigeration compartment isolation outside air, the temperature of refrigeration compartment when air door is closed It is constant.

As shown in Fig. 2 cavity 2 and dividing plate 1 are assembled together by the oat tail groove structure of dividing plate 1；Probe support 7 passes through gold Category slide rail 51 and cavity 2 link together, and metal sliding rail 51 is screwed on the both sides of cavity 2, and probe support is fixed on gold Belong to above the L-shaped support 52 of guide rail；Probe is fixed on above probe support using bayonet unit；Drawer 4 is installed by buckle On probe support；Drawer 4 is moved forward and backward by L-shaped support 52 along metal sliding rail 51, and drawer 4 and cavity 2 are by close Strip of paper used for sealing 9 is sealed.

In order to accurately perceive the temperature in each corner of drawer 4, whole drawer 4 is now equally divided into 4 regions, Mei Gequ Domain all corresponds to a metal aluminium dish, and metal aluminium dish is placed on the bottom of drawer 4, and Probe arrangement is in the bottom of metal aluminium dish.Drawer 4 The self-temperature very first time is passed to metal aluminium dish by internal food by heat transfer, and probe can accurately be perceived and entirely taken out Signal is simultaneously passed to PCB by the mean temperature of the bottom of drawer 4, and PCB adjusts air door working condition in time according to the temperature of food.

When food temperature is higher than -5 DEG C, air door is normally opened, and cold air enters cavity 2 and opens refrigeration mode；Work as food temperature During less than 5 DEG C, air door is normally closed, completely cuts off cool ambient air.

Food and cold air comprehensive engagement for convenience simultaneously, 43 sides of drawer add through hole 42 and the shape of ventilation slot 41 Into surface modeling so that without dead angle when food freezes, quick cooling；Fast temperature rising during food non-brake method, ensure the inside of drawer 4 Meat lock it is fresh -5 DEG C.

Refrigeration plant 100 according to embodiments of the present invention, first experimental verification meat it is subzero can it is fresh-keeping, take out after and can The optimum temperature quickly thawed, it is -5 DEG C by the fresh-keeping temperature of experimental verification meat crystallite.Then according to user's request, with reference to Performance, automatically controlled, Denso, structure etc. build an independent refrigeration compartment inside refrigerator, and it is had certainly by single airdoor control Oneself wind chamber air channel, temperature sensing part, perceived by probe and control the temperature of the food inside of drawer 4 so that meat temperature is accurate It is controlled in the temperature for optimal solution of thawing.

In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", " up time The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or Position relationship, it is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.

In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or Implicitly include one or more this feature.In the description of the invention, " multiple " are meant that two or more, Unless otherwise specifically defined.

In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc. Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be that machinery connects Connect or electrically connect, can also be communication；Can be joined directly together, can also be indirectly connected by intermediary, can be with It is connection or the interaction relationship of two elements of two element internals.For the ordinary skill in the art, may be used To understand the concrete meaning of above-mentioned term in the present invention as the case may be.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office Combined in an appropriate manner in one or more embodiments or example.In addition, in the case of not conflicting, the skill of this area Art personnel can be tied the different embodiments or example and the feature of different embodiments or example described in this specification Close and combine.

Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not In the case of departing from the principle and objective of the present invention a variety of change, modification, replacement and modification can be carried out to these embodiments, this The scope of invention is limited by claim and its equivalent.

Claims

A kind of 1. refrigeration plant, it is characterised in that including：

Refrigeration compartment, there is air inlet and return air inlet in the refrigeration compartment；

Temperature detecting unit, the temperature detecting unit are used for the temperature for detecting the refrigeration chamber；

Air door, the air door are used for the air inlet for closing and opening the refrigeration compartment, and the air door is configured in the refrigeration Indoor temperature, which is higher than when making a reservation for most preferably thaw temperature, opens the air door so that the cold air that the refrigeration plant is produced leads to Enter the refrigeration compartment, and the refrigeration chamber temperature not higher than it is described it is predetermined it is optimal thaw temperature when close the wind Door.
2. refrigeration plant according to claim 1, it is characterised in that the predetermined optimal temperature of thawing is 5 degree Celsius.
3. refrigeration plant according to claim 1, it is characterised in that the refrigeration compartment includes：

Dividing plate；

Cavity, the cavity be located in the unlimited cassette shapes in front side and bottom, the cavity on the dividing plate and it is described every Plate closes the bottom of the cavity, and the air inlet and the return air inlet are located on the cavity rear wall,

Wherein, the refrigeration compartment also includes ducting assembly, and the ducting assembly is located at the inner side of the cavity roof, the wind There are spaced apart multiple openings, the opening connects with the air inlet on the lower surface of road component.
4. refrigeration plant according to claim 3, it is characterised in that the ducting assembly includes：

Air duct cover board, the air duct cover board are located at below the roof of the refrigeration compartment, and the opening is formed at the air channel lid On plate；

Air channel cystosepiment, the air channel cystosepiment are located between the air duct cover board and the roof of the refrigeration compartment,

Wherein, the air channel for connecting the air inlet and the opening is formed on the air channel cystosepiment；Or the air channel cystosepiment, The air duct cover board cooperatively forms the air channel for connecting the air inlet and the opening with the roof of the refrigeration compartment.
5. according to the refrigeration plant any one of claim 1-4, it is characterised in that the refrigeration chamber is provided with：

Drawer, the top of the drawer are opened wide, and the drawer is located in the cavity in which can extract out along the longitudinal direction,

Wherein, sealed during the lower section of the fully-inserted cavity of the drawer between the drawer and the refrigeration compartment.
6. refrigeration plant according to claim 5, it is characterised in that formed with ventilation slot, institute on the perisporium of the drawer It is vertically extending and including along the circumferentially spaced multiple of the drawer to state ventilation slot.
7. refrigeration plant according to claim 6, it is characterised in that arranged for interval has multiple logical on the perisporium of the drawer Hole, the through hole penetrate the perisporium of the drawer and suitable for connecting the return air inlet.
8. refrigeration plant according to claim 7, it is characterised in that the hole configuration becomes a common practice leaf.
9. refrigeration plant according to claim 7, it is characterised in that the through hole is adjacent to the bottom of the cavity.
10. refrigeration plant according to claim 5, it is characterised in that the refrigeration compartment also includes：

Slide rail, the slide rail are located on the wall of the refrigeration compartment and extended along the longitudinal direction；

L-shaped is supported, and the L-shaped support is slidably disposed on the slide rail along the longitudinal direction, and the drawer is in the cunning On rail.
11. refrigeration plant according to claim 5, it is characterised in that the refrigeration compartment also includes：

For fixing the probe support of the temperature detecting unit, the probe support is located at the drawer bottom,

Wherein, the temperature detecting unit is located on the probe support, the bottom wall of the temperature detecting unit and the drawer Between be provided with heat-conducting piece, the upper surface of the heat-conducting piece is bonded with the bottom wall of the drawer.
12. refrigeration plant according to claim 11, it is characterised in that the temperature detecting unit is multiple, Duo Gesuo Temperature detecting unit is stated in matrix arrangements on the probe support, the heat-conducting piece is included with the temperature detecting unit one by one It is corresponding multiple.
13. refrigeration plant according to claim 11, it is characterised in that the heat-conducting piece is metal aluminium dish.