CN105716349B - A kind of refrigerator and its control method - Google Patents
A kind of refrigerator and its control method Download PDFInfo
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- CN105716349B CN105716349B CN201610077297.0A CN201610077297A CN105716349B CN 105716349 B CN105716349 B CN 105716349B CN 201610077297 A CN201610077297 A CN 201610077297A CN 105716349 B CN105716349 B CN 105716349B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/08—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation using ducts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/003—Arrangement or mounting of control or safety devices for movable devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/005—Mounting of control devices
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The invention discloses a kind of refrigerator and its control methods, the refrigerator includes cabinet body, evaporator and the first reversible blower, the wall portion of the cabinet body is equipped with circulation air path, evaporator and the first blower are located in circulation air path, the circulation air path is respectively equipped with the first and second air outlet, first and second air outlet is located at the cabinet arch of cabinet body, and first and second air outlet it is opening down, first air outlet is located at the outside of the second air outlet, and the position of first air outlet is higher than the position of second air outlet.The present invention is equipped with circulation air path by the wall portion in cabinet body, and the first and second air outlet of circulation air path is arranged in cabinet arch, when user, which needs to open the door, carries out storage work in cabinet, first conveying instruction is so that the first blower send cold wind toward the first and second air outlet, at this time, bilayer, which is formed about, in refrigerator cabinet frame crosses cooling air curtain vertically downward, inside and outside temperature and humidity is obstructed directly to be exchanged, and air curtain nor affects on user and carries out accessing operation, and in shutdown state, air circulation in cabinet is may be implemented in the reversion of the first blower again.
Description
Technical field
The invention belongs to refrigerating fields, and in particular to a kind of refrigerator and its control method.
Background technique
Currently on the market all freezer products only refrigerator close the door operation after or in climatic environment it is more moderate
When just can guarantee temperature and humidity in cabinet in a certain claimed range.In the rainy season of southern humidity and in northern cold
Winter, (for accessing the operating time of thing) after opening the door one minute, the variation of humidity and high temperature.Especially to for storing up
The refrigerator of the particular products such as drug is deposited, keeps the stability of in-cabinet temperature, humidity to be even more important, the change of humidity and high temperature
Change, it is possible to will cause loss of drug potency, go bad, and then influence the life security of patient, cause great malpractice.
Summary of the invention
In view of the deficiencies of the prior art, it is an object of the present invention to provide the temperature inside refrigerator after a kind of certifiable enabling
The refrigerator of degree, humidity smooth change in a certain range.
To achieve the goals above, the invention is realized by the following technical scheme: a kind of refrigerator, including cabinet body, evaporator
And first blower, the wall portion of the cabinet body are equipped with circulation air path, evaporator and the first blower are located in circulation air path, are recycled
The one end in air duct is equipped with air inlet, and the other end of circulation air path is respectively equipped with the first and second air outlet, and the first and second air outlet is located at
The cabinet arch at cabinet body opening position, and the first and second air outlet is opening down, the first air outlet is located at the outer of the second air outlet
Side, and the position of first air outlet is higher than the position of second air outlet.
In above scheme, when user, which needs to open the door, carries out access work in cabinet, conveying instruction is so that the first blower is past
Air outlet send cold wind, and by preset circulation air path and the first and second air outlet, is formed about in refrigerator cabinet frame double vertically downward
Layer crosses cooling air curtain, obstructs inside and outside temperature and humidity and is directly exchanged.
In order to realize air circulation in cabinet, the air inlet of above-mentioned circulation air path is connected to the inner cavity of cabinet body, and the first blower is
Reversible blower.Using reversible blower, may be implemented using a circulation air path and realize air curtain formed and cabinet in wind follow
Ring.
The above-mentioned intracorporal operating temperature range of cabinet is 8 DEG C~20 DEG C, humidity range is 35%~75%.
In order to enable temperature gradient existing for the wind of the first and second air outlet outflow is poor, reduces the steam formed outside cabinet and enter
In cabinet, air mixing chamber, air mixing are equipped between corresponding second air outlet of above-mentioned circulation air path and evaporator in the air duct of section
Room one end is connected to circulation air path, and the air mixing chamber other end is connected to the second air outlet, and air mixing chamber offers auxiliary wind
Mouthful, it assists being equipped with the second blower in air port, assists the outlet room of mixing with air in air port to be connected to, assist the entrance and cabinet body in air port
Inner cavity connection.
It is mixed equipped with air in the air duct of section between corresponding second air outlet of above-mentioned circulation air path and evaporator in another program
Room is closed, air mixing chamber one end is connected to circulation air path, and the air mixing chamber other end is connected to the second air outlet, air mixing chamber
Offer auxiliary air port, be equipped in auxiliary air port and movable valve is installed, shutdown state, movable valve is opened, auxiliary air port with
First and second air outlet is entered the wind jointly, improves air circulation.
It is mixed equipped with air in the air duct of section between corresponding second air outlet of above-mentioned circulation air path and evaporator in another program
Room is closed, air mixing chamber one end is connected to circulation air path, and the air mixing chamber other end is connected to the second air outlet, air mixing chamber
It is interior to be equipped with heater.Realize that temperature gradient existing for the wind of the first and second air outlet outflow is poor by heater.
Yet another aspect, for the purposes of making temperature gradient existing for the wind of the first and second air outlet outflow poor, above-mentioned circulated air
Air mixing chamber, air mixing chamber one end and circulation air path are equipped in the air duct of section between corresponding second air outlet in road and evaporator
Connection, the air mixing chamber other end are connected to the second air outlet, and air mixing chamber offers auxiliary air port, assist being equipped in air port
Air pressure pump, the outlet room of the mixing with air connection of air pressure pump, the entrance of air pressure pump are connected to the inner cavity of cabinet body.
Above-mentioned first and second air outlet is respectively equipped with rectifier, and the rectification hole of rectifier downward, and described is located at first
Rectifier in air outlet is higher than the rectifier being located in the second air outlet, and the rectifier being located in the first air outlet be located at
Rectifier in second air outlet is parallel.The rectification hole of rectifier can be rectified into the vortex that the first blower is blown out vertical parallel
Gentle wind, and according to the heavy principle of cold air, vertically decline is formed in the double-deck air curtain blocking cabinet near refrigerator cabinet frame
Portion is exchanged with the temperature humidity of environment.The radius R of the rectification hole of above-mentioned rectifier is 1.5mm to 2.5mm.It avoids because of rectification hole mistake
It is small excessive to the resistance of wind, influence the formation of air curtain.
Temperature, humidity after opening the door it is a further object to provide a kind of both certifiable refrigerator in cabinet is in certain model
The control method enclosed interior smooth change, the refrigerator of air circulation in cabinet may be implemented again, this method comprises: detection freezer door body is
No opening such as detects that freezer door body is closed state, and the first blower is controlled toward shutdown direction and rotates, and realization goes out from first and second
Air port air draught enters circulation air path, is then discharged from the air inlet of circulation air path, so that air circulation in cabinet；Such as detect refrigerator
Door body is opening state, and the first blower is controlled to be rotated backward, and realization enters circulation air path from air inlet air draught, then from the
One, two air outlets are discharged, so that refrigerator opening position cabinet frame is formed about the double-deck downward air curtain.
The present invention is equipped with circulation air path by the wall portion in cabinet body, and the setting of the first and second air outlet of circulation air path is existed
Cabinet arch, when user, which needs to open the door, carries out storage work in cabinet, first conveying instruction is so that the first blower goes out toward first and second
Cold wind is sent in air port, at this point, being formed about the double-deck cooling air curtain of crossing vertically downward (than interior of the cabinet and outside in refrigerator opening position cabinet frame
Portion's temperature is all low), it obstructs inside and outside temperature and humidity and is directly exchanged, and air curtain nor affects on user and carries out accessing operation.The present invention
Refrigerator serious forgiveness it is high, reduce refrigerator manufacture difficulty, there is no very big differences with conventional freezer product for complete machine structure design, mention
The high manufacturability of product.
Detailed description of the invention
Fig. 1 is the main view of the refrigerator of the embodiment of the present invention.
Fig. 2 is A-A cross-sectional view in Fig. 1.
Fig. 3 is the portion B enlarged drawing in Fig. 2.
Fig. 4 is the air-flow schematic diagram of the refrigerator shutdown state of the embodiment of the present invention.
Fig. 5 is the air-flow schematic diagram of the refrigerator door opening state of the embodiment of the present invention.
Fig. 6 is the bottom view of rectifier of the embodiment of the present invention.
Fig. 7 is the portion D enlarged drawing in Fig. 6.
Fig. 8 is C-C cross-sectional view in Fig. 6.
Specific embodiment
The present invention will be further described with reference to the accompanying drawing, but embodiments of the present invention are not limited to this.At this
In the description of invention, it is to be understood that if there is the side of the instructions such as term " on ", "lower", "left", "right", "vertical", "horizontal"
Position or positional relationship are to be based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description of the present invention and simplification of the description,
Rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, because
The terms describing the positional relationship in the drawings are only for illustration for this, should not be understood as the limitation to this patent.
Embodiment 1
Structural reference Fig. 1 to 3 of the refrigerator of the present embodiment, including cabinet body 1, evaporator 2 and the first blower 4, the cabinet body 1
Wall portion be equipped with circulation air path 11, evaporator 2 and the first blower 4 be located in circulation air path 11, one end of circulation air path 11
Equipped with air inlet 33, the other end of circulation air path 11 is respectively equipped with the first and second air outlet 31,32, the first and second air outlet 31,32
Cabinet arch positioned at the opening of cabinet body 1 position, the air inlet 33 of circulation air path 11 are connected to the inner cavity of cabinet body 1, the first and second outlet air
The opening vertical-horizontal of mouth 31,32 is face-down, and the wind of the first and second air outlet 31,32 blowout is respectively formed air curtain, the first air outlet
31 are located at the outside of the second air outlet 32, and the position of first air outlet 31 is higher than the position of second air outlet 32.
When user, which needs to open the door, carries out access work, intelligent controller 8 is first allowed to export an instruction, the reality of 8 output order of controller
Can now obtain or manually control automatically, 8 output order of controller control the first blower 4 toward the first and second air outlet 31,
32 send cold wind, and air sucks circulation air path 11 from air inlet 33, then after evaporator 2 respectively from the first and second air outlet 31,
32 discharges are formed about the double-deck air curtain vertically downward in refrigerator cabinet frame, and the air-flow due to forming this air curtain passes through evaporator 2,
Therefore the temperature temperature more inside and outside than cabinet of this air curtain is all low, obstructs temperature and humidity inside and outside cabinet and is directly exchanged, and air curtain
User is not influenced carries out accessing operation.
Since the air-flow by blower can have vortex, in order to avoid the formation of vortes interference air curtain, above-mentioned first and second goes out
Air port 31,32 is respectively equipped with rectifier 7, and the rectification hole 71 of rectifier 7 is downward, it is preferable that is located in the first air outlet 31
Rectifier 7 be higher than be located at the second air outlet 32 in rectifier 7, and be located at the first air outlet 31 in rectifier 7 be located at
The rectification hole of rectifier 7 in second air outlet 32 is parallel, and rectification hole 71 is perpendicular to level down, and rectifier 7 is really
Cutting rectification is carried out to wind by series of parallel circular rectification hole 71, theoretically the smaller wind of rectification hole 71 is more smooth,
But it is too small and excessive to the resistance of wind, the formation of air curtain is influenced, therefore, the radius R of the rectification hole 71 of selection rectifier 7 is
1.5mm to 2.5mm, preferably the radius R of rectification hole 71 are 2mm, avoid influencing wind because rectification hole 71 is too small excessive to the resistance of wind
The formation of curtain.The structure of rectifier 7 is as shown in Fig. 6 to 8.
The refrigeration mode of the present embodiment can be direct-cooled refrigeration-type, by the free convection of the evaporator surface low temperature in cabinet,
To reduce in-cabinet temperature；It may be air-cooled refrigeration-type, cold air is blown into space in cabinet by cooling air duct pressure, causes to recycle,
Reach reduction in-cabinet temperature.
Embodiment 2
The freezer structure of the present embodiment is similar to Example 1, and difference is: the air inlet 33 of above-mentioned circulation air path 11 is located at cabinet
Air may be implemented at circulation air path 11 pairs using reversible blower for reversible blower in the rear side inner wall of body 1, the first blower 4
To flowing, so that being recycled before and after air in cabinet.Shutdown state, the first blower 4 be controlled toward shutdown direction rotation (such as clockwise turn
It is dynamic) so that air sucks circulation air path 11 from the first and second air outlet 31,32, evaporator 2 is then passed through again from circulation air path 11
Air inlet 33 be drained into cabinet, by constantly recycling, so that keeping the temperature and humidity of a certain range in cabinet, as shown in Figure 4
(arrow expression airflow direction)；Door opening state, the first blower 4 is controlled to invert (rotating counterclockwise), the air-flow in circulation air path 11
Reflux occurs for flow direction, and air sucks circulation air path 11 from the air inlet 33 of circulation air path 11, then passes through evaporator 2 again from the
One, two air outlets 31,32 are discharged, so that the cabinet frame at cabinet body opening position is formed about bilayer and crosses cooling air curtain vertically downward, such as
(arrow expression airflow direction) shown in Fig. 5.Guarantee refrigerator in normal work, temperature range in cabinet body 1 is 8 DEG C~20 DEG C,
Humidity range is 35%~75%, ensure that storage temperature required for special drug or storing, humidity requirement.
Embodiment 3
The freezer structure of the present embodiment is similar to Example 2, and difference is: in order to enable the first and second air outlet 31,32 flows out
Wind existing for temperature gradient it is poor, reduce the steam formed outside cabinet and enter in cabinet, corresponding second air outlet of above-mentioned circulation air path 11
Air mixing chamber 111 is equipped between 32 and evaporator 2 in the air duct of section, 111 one end of air mixing chamber is connected to circulation air path 11,
111 other end of air mixing chamber is connected to the second air outlet 32, and air mixing chamber 111 offers auxiliary air port 5, assists air port 5
Positioned at 1 inner top of cabinet body, air port 5 is assisted to be connected to air mixing chamber 111 with 1 inner cavity of cabinet body, in the auxiliary air port 5 of the present embodiment
Equipped with the second blower 6, assists the outlet in air port 5 to mix with air the connection of room 111, assist the entrance in air port 5 and the inner cavity of cabinet body 1
Connection.The air quantity design of the position and the second blower 6 that assist air port 5 promotes temperature uniformity and wind to the freezer product of big volume
Curtain effect has very important promotion, and the setting position in auxiliary air port 5 should be selection as close as possible to the intracavitary portion of cabinet, if close
Doorway will affect the stability of air curtain, and the air quantity of the second blower 6 should not be too large, can be by the sky in air mixing chamber 111
Temperature degree relative evaporation device air outlet improves 3 DEG C~6 DEG C, therefore the second blower 6 is preferably with for DC fan.Due to circulation
The air quantity of 11 demand of air duct is larger, therefore the first blower 4 selects AC blower fan.The above-mentioned correspondence of air mixing chamber 111 and circulated air
One end that road 11 is connected to offers multiple cutoff holes, and air mixing chamber 111 is connected to by cutoff hole with circulation air path 11.Enabling shape
Under state, the lower air of temperature that the higher air of in-cabinet temperature and evaporator 2 that the second blower 6 extracts directly distribute is in air
Mixing is carried out in mixing chamber 111 realizes that temperature is promoted.Since the design air flow of the second blower 6 is far smaller than reversible exchange first
Blower 4, under the sweeping along of the first blower 4, the higher air curtain of temperature is formed down along the rectification hole 71 of the second air outlet 32
Layer.The outer curtain that the rectification hole 71 of first air outlet 31 is formed, can shape after crossing with extraneous damp-heat air since temperature is low
At cold water vapour layer, containing a large amount of steam, and the air curtain layer for being located at the higher temperature of inside can form one layer of protection, prevent water
Vapour enters interior of the cabinet.Air curtain layer barrier refrigerator inner cavity is exchanged with the temperature humidity of environment, and outer air is finally discharged outside refrigerator
Portion is recycled in atmosphere, be will form negative pressure in refrigerator during this, is interfered the formation of air curtain.But, it is contemplated that it is of the invention
Refrigerator, the main purpose of enabling is access article, and regardless of article size, the stretching of protruding into of hand all penetrates air curtain.This
In the process, it is equivalent to and has opened the cavity without any obstacle in air curtain, extraneous air-flow can enter along the position of hand
Inside refrigerator, reach internal and external pressure balance.
Optionally, when closing the door, reversible 4 backing of the wind of the first blower, the second blower 6 become and the first blower again
4 input wind regime in the same direction improves the temperature uniformity inside refrigerator so that air is recycled in cabinet.
The control method of the present embodiment is as follows: shutdown state, and the first blower 4 is controlled toward shutdown direction rotation (such as up time
Needle rotation) so that air sucks circulation air path 11 from the first and second air outlet 31,32 and auxiliary air port 5, then pass through evaporator 2
Be drained into cabinet from the air inlet 33 of circulation air path 11 again, by constantly recycling so that kept in cabinet a certain range temperature and
The operating of humidity, the second blower 6 substantially increases the air quantity into circulation air path 11；Door opening state, the controlled reversion of the first blower 4
Reflux occurs for (rotating counterclockwise), the air flow direction in circulation air path 11, and air is followed from the sucking of the air inlet 33 of circulation air path 11
Ring air duct 11 then passes through evaporator 2 and is discharged again from the first and second air outlet 31,32, so that the cabinet frame at cabinet body opening position is attached
The nearly bilayer that formed crosses cooling air curtain vertically downward, and the higher air of in-cabinet temperature that the second blower 6 extracts directly is distributed with evaporator 2
The lower air of temperature carry out mixing in air mixing chamber 111 and realize to promote the Air Temperature that is discharged from the second air outlet 32
Degree.
Embodiment 4
The freezer structure of the present embodiment is similar to Example 2, and difference is: corresponding second air outlet 32 of above-mentioned circulation air path 11
Air mixing chamber 111 is equipped in the air duct of section between evaporator 2,111 one end of air mixing chamber is connected to circulation air path 11, empty
111 other end of gas mixing chamber is connected to the second air outlet 32, and air mixing chamber 111 offers auxiliary air port 5, assists 5, air port
In 1 inner top of cabinet body, air port 5 is assisted to be connected to air mixing chamber 111 with 1 inner cavity of cabinet body, assists being equipped with movable valve in air port 5
Door, when door opening state, movable valve is closed, and auxiliary air port 5 is enclosed, and air-flow is all from the discharge of the first and second air outlet 31,32；
When shutdown state, movable valve is opened, and the first blower 4 reversion, air is inhaled from the first and second air outlet 31,32 and auxiliary air port 5
Enter to enter in circulation air path 11, improves air circulation.
The control method of the present embodiment: shutdown state, the first blower 4 be controlled toward shutdown direction rotation (such as clockwise turn
It is dynamic), movable valve is opened, so that air sucks circulation air path 11 from the first and second air outlet 31,32 and auxiliary air port 5, is then worn
Pervaporation device 2 is drained into cabinet from the air inlet 33 of circulation air path 11 again, by constantly recycling, so that keeping a certain range in cabinet
Temperature and humidity；Door opening state, the controlled reversion (rotating counterclockwise) of the first blower 4, movable valve are closed, and 5 quilt of air port is assisted
It sealing, reflux occurs for the air flow direction in circulation air path 11, and air sucks circulation air path 11 from the air inlet 33 of circulation air path 11,
Evaporator 2 is then passed through to be discharged from the first and second air outlet 31,32 again, thus the cabinet frame at cabinet body opening position be formed about it is double
Layer crosses cooling air curtain vertically downward.
Embodiment 5
The freezer structure of the present embodiment is similar to Example 2, and difference is: corresponding second air outlet 32 of above-mentioned circulation air path 11
Air mixing chamber 111 is equipped in the air duct of section between evaporator 2,111 one end of air mixing chamber is connected to circulation air path 11, empty
111 other end of gas mixing chamber is connected to the second air outlet 32, and air mixing chamber 111 offers auxiliary air port 5, assists 5, air port
In 1 inner top of cabinet body, air port 5 is assisted to be connected to air mixing chamber 111 with 1 inner cavity of cabinet body, assists being equipped with movable valve in air port 5
, it is additionally arranged heater in air mixing chamber 111, the air themperature for flowing through air mixing chamber 111 is promoted by heater.It opens the door
When state, movable valve is closed, and auxiliary air port 5 is enclosed, and heater is heated to by the air of air mixing chamber 111, is added
The air of heat is finally discharged from the second air outlet 32, so that temperature gradient existing for the wind flowed out from the first and second air outlet 31,32
Difference (temperature of the air flowed out from the second air outlet 32 is higher than the temperature of the air flowed out from the first air outlet 31), is reduced outside cabinet
The steam of formation enters in cabinet.When shutdown state, movable valve is opened, and the first blower 4 reversion, heater stops heating, air
It is inhaled into from the first and second air outlet 31,32 and auxiliary air port 5 into circulation air path 11, improves air circulation.
The control method of the present embodiment: shutdown state, the first blower 4 be controlled toward shutdown direction rotation (such as clockwise turn
It is dynamic), movable valve is opened, and heater stops heating, so that air is followed from the first and second air outlet 31,32 and the sucking of auxiliary air port 5
Ring air duct 11 then passes through evaporator 2 and is drained into cabinet from the air inlet 33 of circulation air path 11 again, by constantly recycling, so that
The temperature and humidity of a certain range is kept in cabinet；Door opening state, the controlled reversion (rotating counterclockwise) of the first blower 4, movable valve
It closes, auxiliary air port 5 is enclosed, and reflux occurs for the air flow direction in circulation air path 11, and heater is to by air mixing chamber 111
Air heating, air sucks circulation air path 11 from the air inlet 33 of circulation air path 11, then pass through evaporator 2 again from first,
Two air outlets 31,32 discharge, so that the cabinet frame at cabinet body opening position is formed about bilayer and crosses cooling air curtain vertically downward.
Embodiment 6
The freezer structure of the present embodiment is similar to Example 5, and difference is: eliminating the auxiliary air port 5 of air mixing chamber 111
And it is mounted on movable valve in auxiliary air port 5.When shutdown state, air can only be inhaled into entrance from the first and second air outlet 31,32
In circulation air path 11.The air themperature for flowing through air mixing chamber 111 is promoted by heater, so that the first and second air outlet 31,32
Temperature gradient existing for the wind of outflow is poor, reduces the steam formed outside cabinet and enters in cabinet.
The control method of the present embodiment: shutdown state, the first blower 4 be controlled toward shutdown direction rotation (such as clockwise turn
It is dynamic), heater stops heating, so that air sucks circulation air path 11 from the first and second air outlet 31,32, then passes through evaporator 2
Be drained into cabinet from the air inlet 33 of circulation air path 11 again, by constantly recycling so that kept in cabinet a certain range temperature and
Humidity；Door opening state, the first blower 4 is controlled to invert (rotating counterclockwise), and reflux occurs for the air flow direction in circulation air path 11, adds
Hot device is heated to by the air of air mixing chamber 111, and air sucks circulation air path 11 from the air inlet 33 of circulation air path 11, so
It passes through evaporator 2 afterwards to be discharged from the first and second air outlet 31,32 again, so that the cabinet frame at cabinet body opening position is formed about bilayer
Cooling air curtain is crossed vertically downward.
Embodiment 7
The freezer structure of the present embodiment is similar to Example 3, and difference is: eliminating the second blower 6, utilizes air pressure pump
Instead of the second blower 6, air pressure pump is mounted on the installation site of original second blower 6, the outlet of air pressure pump and air
Mixing chamber 111 is connected to, and the entrance of air pressure pump is connected to the inner cavity of cabinet body 1, by air pressure pump extraction in-cabinet temperature compared with
High air enters air mixing chamber 111, and the lower air of the temperature directly distributed with evaporator 2, which mix, realizes temperature
It is promoted.
The control method of the present embodiment is similar to Example 3, and the work of the second blower 6 is replaced just with air pressure pump
With.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (6)
1. the wall portion of a kind of refrigerator, including cabinet body (1), evaporator (2) and the first blower (4), the cabinet body (1) is equipped with circulated air
Road (11), evaporator (2) and the first blower (4) are located in circulation air path (11), one end of circulation air path (11) be equipped with into
Air port (33), the other end of the circulation air path (11) are respectively equipped with the first and second air outlet (31,32), the first and second air outlet
(31,32) positioned at cabinet body (1) opening position cabinet arch, the first and second air outlet (31,32) it is opening down, first goes out
Air port (31) is located at the outside of the second air outlet (32), and the position of first air outlet (31) is higher than second air outlet
(32) position, first and second air outlet (31,32) are respectively equipped with rectifier (7), rectification hole (71) court of rectifier (7)
Downwards, the rectifier (7) being located in the first air outlet (31) is higher than the rectifier being located in the second air outlet (32)
(7), the rectification hole of the rectifier (7) and in the first air outlet (31) and the rectifier being located in the second air outlet (32)
(7) rectification hole is parallel, it is characterised in that: between the circulation air path (11) corresponding second air outlet (32) and evaporator (2)
Air mixing chamber (111) are equipped in the air duct of section, air mixing chamber (111) one end is connected to circulation air path (11), air mixing
Room (111) other end is connected to the second air outlet (32), and air mixing chamber (111) offers auxiliary air port (5), assists air port
(5) the second blower (6) are equipped in, the outlet of auxiliary air port (5) mixes with air room (111) connection, assists the entrance of air port (5)
It is connected to the inner cavity of cabinet body (1).
2. refrigerator according to claim 1, it is characterised in that: the air inlet (33) and cabinet body of the circulation air path (11)
(1) inner cavity connection, the first blower (4) are reversible blower.
3. refrigerator according to claim 1, it is characterised in that: the operating temperature range in the cabinet body (1) is 8 DEG C~20
DEG C, humidity range be 35%~75%.
4. a kind of refrigerator, it is characterised in that: including cabinet body (1), evaporator (2) and the first blower (4), the wall of the cabinet body (1)
Portion is equipped with circulation air path (11), and evaporator (2) and the first blower (4) are located in circulation air path (11), circulation air path (11)
One end be equipped with air inlet (33), the other end of the circulation air path (11) is respectively equipped with the first and second air outlet (31,32), the
One, two air outlets (31,32) are located at the cabinet arch at the opening position of cabinet body (1), the opening of the first and second air outlet (31,32)
Downward, the first air outlet (31) is located at the outside of the second air outlet (32), and the position of first air outlet (31) is higher than institute
The position of the second air outlet (32) is stated, first and second air outlet (31,32) is respectively equipped with rectifier (7), rectifier (7)
Downward, the rectifier (7) being located in the first air outlet (31) is higher than is located at the second air outlet (32) to rectification hole (71)
In rectifier (7), and be located at the first air outlet (31) in rectifier (7) rectification hole be located at the second air outlet (32) in
Rectifier (7) rectification hole it is parallel, section between the circulation air path (11) corresponding second air outlet (32) and evaporator (2)
Air mixing chamber (111) are equipped in air duct, air mixing chamber (111) one end is connected to circulation air path (11), air mixing chamber
(111) other end is connected to the second air outlet (32), and air mixing chamber (111) offers auxiliary air port (5), is assisted air port (5)
Interior be equipped with is equipped with movable valve.
5. a kind of refrigerator, it is characterised in that: including cabinet body (1), evaporator (2) and the first blower (4), the wall of the cabinet body (1)
Portion is equipped with circulation air path (11), and evaporator (2) and the first blower (4) are located in circulation air path (11), circulation air path (11)
One end be equipped with air inlet (33), the other end of the circulation air path (11) is respectively equipped with the first and second air outlet (31,32), the
One, two air outlets (31,32) are located at the cabinet arch at the opening position of cabinet body (1), the opening of the first and second air outlet (31,32)
Downward, the first air outlet (31) is located at the outside of the second air outlet (32), and the position of first air outlet (31) is higher than institute
The position of the second air outlet (32) is stated, first and second air outlet (31,32) is respectively equipped with rectifier (7), rectifier (7)
Downward, the rectifier (7) being located in the first air outlet (31) is higher than is located at the second air outlet (32) to rectification hole (71)
In rectifier (7), and be located at the first air outlet (31) in rectifier (7) rectification hole be located at the second air outlet (32) in
Rectifier (7) rectification hole it is parallel, section between the circulation air path (11) corresponding second air outlet (32) and evaporator (2)
Air mixing chamber (111) are equipped in air duct, air mixing chamber (111) one end is connected to circulation air path (11), air mixing chamber
(111) other end is connected to the second air outlet (32), and heater is equipped in air mixing chamber (111).
6. a kind of refrigerator, it is characterised in that: including cabinet body (1), evaporator (2) and the first blower (4), the wall of the cabinet body (1)
Portion is equipped with circulation air path (11), and evaporator (2) and the first blower (4) are located in circulation air path (11), circulation air path (11)
One end be equipped with air inlet (33), the other end of the circulation air path (11) is respectively equipped with the first and second air outlet (31,32), the
One, two air outlets (31,32) are located at the cabinet arch at the opening position of cabinet body (1), the opening of the first and second air outlet (31,32)
Downward, the first air outlet (31) is located at the outside of the second air outlet (32), and the position of first air outlet (31) is higher than institute
The position of the second air outlet (32) is stated, first and second air outlet (31,32) is respectively equipped with rectifier (7), rectifier (7)
Downward, the rectifier (7) being located in the first air outlet (31) is higher than is located at the second air outlet (32) to rectification hole (71)
In rectifier (7), and be located at the first air outlet (31) in rectifier (7) rectification hole be located at the second air outlet (32) in
Rectifier (7) rectification hole it is parallel, section between the circulation air path (11) corresponding second air outlet (32) and evaporator (2)
Air mixing chamber (111) are equipped in air duct, air mixing chamber (111) one end is connected to circulation air path (11), air mixing chamber
(111) other end is connected to the second air outlet (32), and air mixing chamber (111) offers auxiliary air port (5), is assisted air port (5)
Interior to be equipped with air pressure pump, the outlet of air pressure pump mixes with air room (111) connection, the entrance and cabinet body of air pressure pump
(1) inner cavity connection.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2015101469406 | 2015-03-31 | ||
| CN201510146940 | 2015-03-31 |
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| Publication Number | Publication Date |
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| CN105716349A CN105716349A (en) | 2016-06-29 |
| CN105716349B true CN105716349B (en) | 2019-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610077297.0A Active CN105716349B (en) | 2015-03-31 | 2016-02-04 | A kind of refrigerator and its control method |
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| CN (1) | CN105716349B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109737684A (en) * | 2018-12-11 | 2019-05-10 | 青岛海尔股份有限公司 | The control method of side by side combination refrigerator |
| CN116007270A (en) * | 2021-10-22 | 2023-04-25 | 重庆海尔制冷电器有限公司 | Refrigerating and freezing device |
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| JPH03263580A (en) * | 1990-03-12 | 1991-11-25 | Sanyo Electric Co Ltd | Showcase and air current circulation thereof |
| CN1530596A (en) * | 2003-03-13 | 2004-09-22 | 富士电机零售设备系统株式会社 | Opening showcases |
| JP2007209513A (en) * | 2006-02-09 | 2007-08-23 | Gac Corp | Storage apparatus, and temperature control method thereof |
| CN102379580A (en) * | 2011-08-12 | 2012-03-21 | 杭州银都餐饮设备有限公司 | Anti-condensing closed-type display cabinet |
| CN103575014A (en) * | 2012-06-28 | 2014-02-12 | 超级制冷器有限公司 | Supercooling freezer and method for controlling supercooling freezer |
| CN104344629A (en) * | 2014-01-13 | 2015-02-11 | 海尔集团公司 | Refrigerator and control method for air curtain generation devices in refrigerator |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03263580A (en) * | 1990-03-12 | 1991-11-25 | Sanyo Electric Co Ltd | Showcase and air current circulation thereof |
| CN1530596A (en) * | 2003-03-13 | 2004-09-22 | 富士电机零售设备系统株式会社 | Opening showcases |
| JP2007209513A (en) * | 2006-02-09 | 2007-08-23 | Gac Corp | Storage apparatus, and temperature control method thereof |
| CN102379580A (en) * | 2011-08-12 | 2012-03-21 | 杭州银都餐饮设备有限公司 | Anti-condensing closed-type display cabinet |
| CN103575014A (en) * | 2012-06-28 | 2014-02-12 | 超级制冷器有限公司 | Supercooling freezer and method for controlling supercooling freezer |
| CN104344629A (en) * | 2014-01-13 | 2015-02-11 | 海尔集团公司 | Refrigerator and control method for air curtain generation devices in refrigerator |
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| CN105716349A (en) | 2016-06-29 |
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