CN107062735A - Refrigerator and its control method - Google Patents
Refrigerator and its control method Download PDFInfo
- Publication number
- CN107062735A CN107062735A CN201611262483.8A CN201611262483A CN107062735A CN 107062735 A CN107062735 A CN 107062735A CN 201611262483 A CN201611262483 A CN 201611262483A CN 107062735 A CN107062735 A CN 107062735A
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- China
- Prior art keywords
- temperature
- lid
- drawer
- refrigerator
- nut
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- 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
- F25D25/00—Charging, supporting, and discharging the articles to be cooled
- F25D25/02—Charging, supporting, and discharging the articles to be cooled by shelves
- F25D25/024—Slidable shelves
- F25D25/025—Drawers
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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
- F25D29/005—Mounting of control devices
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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
- F25D2700/00—Means for sensing or measuring; Sensors therefor
- F25D2700/12—Sensors measuring the inside temperature
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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)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention provides a kind of refrigerator, including the drawer and lid for setting the refrigeration compartment formed, being arranged at the refrigeration chamber are enclosed by inner bag, the inner bag is provided with to be extended with the courage muscle of the fixed lid along the longitudinal direction；It is characterized in that：The lid, which has at least one projection protruded out towards the courage muscle, the courage muscle, to be had and the raised one-to-one accepting groove；The refrigerator also includes the drive mechanism for driving the lid to be moved along the longitudinal direction relative to the drawer and communicates the controller being connected with the drive mechanism, the drive mechanism includes the screw rod, the motor to drive screw rod rotation and the nut for being sheathed on the screw rod and coordinating with the screw thread on the screw rod extended along the longitudinal direction, and the nut is fixedly connected on the lid to limit the nut that rotate and limit the relatively described lid of the nut with the screw rod movable.The drawer of the refrigerator of the present invention can accurately realize temperature control, and temperature fluctuation range is small.
Description
Technical field
The present invention relates to a kind of refrigerator, more particularly to a kind of refrigerator and its control method with cryostat drawer.
Background technology
Traditional wind cooling refrigerator causes temperature fluctuation very big due to factors such as work-based logic and defrosts；Especially during defrost,
Food materials can be influenceed freshness, cause nutrient loss.The refrigerator having at present adds closure on the drawer of refrigerating chamber, still
Be not proper sealing because leaving blowing mouth and return air inlet on drawer, freezer compartment of refrigerator cool and heat up
During, the temperature of drawer is basic consistent with the temperature outside drawer, the not big improvement of temperature difference fluctuation.
In view of the above problems, it is necessary to provide a kind of refrigerator and its control method, to solve the above problems.
The content of the invention
To realize goal of the invention, the invention provides a kind of refrigerator with cryostat drawer and its control method.
To realize goal of the invention, the invention provides a kind of refrigerator, including enclosed by inner bag set formed refrigeration compartment,
The drawer of the refrigeration chamber and the lid for being opened and closed the drawer are arranged at, the inner bag is provided with along the longitudinal direction
Extend with the courage muscle of the fixed lid；The lid has at least one raised, the described courage muscle protruded out towards the courage muscle
It is upper to have and the raised one-to-one accepting groove；The refrigerator also includes driving the lid relative to the drawer before
Rear communicates the controller being connected to mobile drive mechanism and with the drive mechanism, and the drive mechanism is included along front and back
Motor to the screw rod of extension, to drive screw rod rotation and be sheathed on the screw rod and with the spiral shell on the screw rod
The nut that line coordinates, the nut, which is fixedly connected on the lid, to be rotated and limits with the screw rod to limit the nut
The relatively described lid of the nut is moved forward and backward.
As a further improvement on the present invention, the rear side of the lid is provided with locating part, and the locating part is included to receive
Hold the host cavity of the nut and enclose and set the antetheca to form the host cavity, rear wall, the periphery of the nut have with it is described
Host cavity coordinates to limit the limited block that the nut rotates with the screw rod, and the antetheca is provided with for described with the rear wall
The through hole that screw rod is passed through, the aperture of the through hole is less than the external diameter of the nut.
As a further improvement on the present invention, the locating part also includes the connection wall for connecting the antetheca and the rear wall
423rd, it is opened in the opening for inserting the host cavity in the connection wall 423 for the nut；The antetheca and rear wall are respectively provided with
Caved inward from the opening side to the guide groove of the through hole；The width of the guide groove is not less than the diameter of the screw rod.
As a further improvement on the present invention, the rear side of the lid be provided with locating part, the locating part include with it is described
The host cavity that nut matches；The nut is non-circular..
As a further improvement on the present invention, the refrigerator also includes the refrigeration system that cold is provided to the refrigeration compartment
System, the cold for producing the refrigeration system are delivered to blower fan, air channel and the controller of refrigeration chamber, the refrigeration system
And the blower fan is connected with the controller communication；The air outlet being connected with the air channel is offered on the inner bag,
When the drawer is located in the casing, the air outlet is located at the side of the drawer.
As a further improvement on the present invention, the drive mechanism drives the lid relative to the drawer along front and back
To during movement, the raised disengaging accepting groove is simultaneously supported on the courage muscle, now between the lid and the drawer
With gap；The air outlet is opened at position corresponding with the gap on the inner bag.
As a further improvement on the present invention, there is seal between the lid and the drawer.
For achieving the above object, present invention also offers a kind of control method of refrigerator, the refrigerator also include with
The controller communication connection is with the temperature sensor for the temperature for sensing the refrigeration chamber, and the control method includes as follows
Step：
a1：Judge whether the temperature of the refrigeration chamber rises to turn-on temperature, if so, then starting the blower fan and compression
Machine simultaneously jumps to step a2；If it is not, then the compressor and blower fan remain shut off state；
a2：Judge whether the temperature of the refrigeration chamber drops to the temperature of the first preset temperature numerical value lower than turn-on temperature,
If so, then the controller controls the drive mechanism to drive the lid to move so that the raised disengaging along the longitudinal direction
The accepting groove is simultaneously supported on the courage muscle, jumps to step a3；If it is not, then the blower fan, compressor continuous service until
The temperature of the first preset temperature numerical value lower than turn-on temperature is down at a temperature of the refrigeration chamber.
a3：Judge whether the temperature of the refrigeration chamber drops to the temperature of the second preset temperature numerical value higher than shutoff temperature
Degree, if so, then the controller controls the drive mechanism to drive the lid reverse movement to cause the projection to be contained in
The accepting groove, and jump to step a4；If it is not, then the lid remains stationary as the temperature drop until the refrigeration chamber
To the temperature of the second preset temperature numerical value higher than shutoff temperature;
a4：Judge whether the temperature of the refrigeration chamber drops to shutoff temperature, if so, the then fan parking, compressor
Shut down and return to step a1；If it is not, then the blower fan remains on state up to the refrigeration chamber with the compressor
Temperature drop is to shutoff temperature.
For achieving the above object, present invention also offers a kind of control method of refrigerator, the refrigerator also includes using
To sense the second temperature sensor of the temperature in the drawer, the second temperature sensor connects with the controller communication
Connect, the control method comprises the following steps：
b1：Judge whether the temperature in the drawer rises to start-up temperature, if so, then the controller controls the blower fan to open
Dynamic, compressor start, the drive mechanism drive the lid to move so that the raised disengaging is described along the longitudinal direction and received
Tank is simultaneously supported on the courage muscle, jumps to step b2；If it is not, then the compressor and blower fan remain shut off state；Institute
State the low first preset temperature numerical value of turn-on temperature of the refrigeration compartment of the start-up temperature than normally setting；
b2：Judge whether the temperature in the drawer drops to shutdown temperature, if so, then controller control the fan parking,
Compressor shutdown, the drive mechanism drive the lid reverse movement to cause the projection to be contained in the accepting groove；If
No, then the blower fan, compressor continuous service at a temperature of the refrigeration chamber until be down to shutdown temperature；It is described to shut down temperature
Spend the high second preset temperature numerical value of shutoff temperature of the refrigeration compartment than normally setting.
For achieving the above object, present invention also offers a kind of control method of refrigerator, the refrigerator also includes using
Temperature sensor in the temperature for sensing the refrigeration chamber, the second temperature sensing to sense the temperature in the drawer
Device, the temperature sensor is connected with the second temperature sensor with the controller communication, and the control method includes
Following steps：
c1：Judge whether the temperature of the refrigeration chamber rises to turn-on temperature, if so, then starting the blower fan and compression
Machine simultaneously jumps to step c2；If it is not, then the compressor and blower fan remain shut off state；
c2:Judge whether the temperature in the drawer rises to start-up temperature, if so, then the controller controls the blower fan to open
Dynamic, compressor start, the drive mechanism drive the lid to move so that the raised disengaging is described along the longitudinal direction and received
Tank is simultaneously supported on the courage muscle, jumps to step c3；If it is not, jumping to step c4；The start-up temperature is than the start
The low first preset temperature numerical value of temperature；
c3：Judge whether the temperature in the drawer drops to shutdown temperature, if so, then the controller controls the driving machine
Structure drives lid reverse movement to cause the projection to be contained in the accepting groove, and jumps to step c4, if it is not, then after
Continuous operating procedure c3；The shutdown temperature the second preset temperature numerical value higher than the shutoff temperature；
c4：Judge whether the temperature of the refrigeration chamber drops to shutoff temperature, if so, the then fan parking, compressor
Shut down and return to step c1；If it is not, then the blower fan remains on state up to the refrigeration chamber with the compressor
Temperature drop is to shutoff temperature.
The beneficial effects of the invention are as follows：The present invention drives the cover plate to move along the longitudinal direction by drive mechanism, described
When projection departs from the accepting groove and is supported on the courage muscle, there is gap between the lid and the drawer；Cold air
It can equably be entered from surrounding by the gap in the drawer so that each regional temperature is uniform in institute's drawer；Without
During refrigeration, the lid seals the drawer, and other air ports, good sealing effect are not provided with the drawer.
Brief description of the drawings
Fig. 1 show the schematic perspective view of refrigerator of the present invention, and refrigerator only illustrates inner bag.
Fig. 2 is the schematic perspective view of the inner bag of refrigerator shown in Fig. 1.
Fig. 3 is the cooperation schematic diagram of the drawer, lid and drive mechanism of the present invention.
Fig. 4 is the lid of the present invention and the cooperation schematic diagram of drive mechanism.
Fig. 5 is Fig. 4 exploded view.
Fig. 6 is Fig. 5 in the schematic diagram of another angle.
Embodiment
In order that the object, technical solutions and advantages of the present invention are clearer, below in conjunction with the accompanying drawings to the specific of the present invention
Embodiment is described in detail.The example of these preferred embodiments is illustrated in the accompanying drawings.Shown in accompanying drawing and root
What the embodiments of the present invention described according to accompanying drawing were merely exemplary, and the present invention is not limited to these embodiments.
Here, it should also be noted that, in order to avoid having obscured the present invention because of unnecessary details, in the accompanying drawings only
Show the structure and/or process step closely related with the solution of the present invention, and eliminate and relation of the present invention less its
His details.
In addition, it should also be noted that, term " comprising ", "comprising" or its any other variant be intended to it is non-exclusive
Property include so that process, method, article or equipment including a series of key elements not only include those key elements, and
Also include other key elements for being not expressly set out, or also include for this process, method, article or equipment inherently
Key element.
Refer to shown in Fig. 1 ~ Fig. 6, be the refrigerator 100 of the present invention, including enclosed by inner bag 1 set formed refrigeration compartment 2, to
The refrigeration compartment 2 provides the refrigeration system of cold（It is not shown）, the cold that produces the refrigeration system is delivered between refrigeration
Blower fan in room 2（It is not shown）And air channel（It is not shown）, be arranged in the refrigeration compartment 2 drawer 3, for being opened and closed described take out
Drive mechanism 5 and controller that lid 4, the driving lid 4 of drawer 3 are moved along the longitudinal direction relative to the drawer 3（Do not scheme
Show）, the air outlet being connected with the air channel is offered on the inner bag 1, supply cold wind enters the refrigeration compartment 2.The system
Cooling system, the blower fan and the drive mechanism 5 are connected with the controller communication.
There is seal, for example, the lid 4 is with convex towards the drawer 3 between the lid 4 and the drawer 3
Stretch and the drawer 3 is open the seal that is engaged；When the lid 4 is located on the drawer 3, it can be formed substantially completely
Sealed drawer 3.
The inner bag 1 is provided with to be extended with the courage muscle 11 of the fixed lid 4 along the longitudinal direction；The lid 4 has court
Have and the raised 41 one-to-one accepting groove at least one projection 41 protruded out to the courage muscle 11, the courage muscle 11
12.Described raised 41 be located at the accepting groove 12 in when, the lid 4 seals the drawer 3；Described raised 41 depart from described receive
Tank 12 and when being supported on the courage muscle 11, has gap between the lid 4 and the drawer 3；Cold air can be entered
In the drawer 3.Because the gap is the opening around the drawer 3, therefore from all directions air intake so that each in institute's drawer
Regional temperature is uniform.
The drive mechanism 5 includes screw rod 51, the motor to drive the screw rod 51 to rotate extended along the longitudinal direction
52 and the nut 53 that is sheathed on the screw rod 51 and coordinates with the screw thread on the screw rod 51, the nut 53 is fixedly connected
In the relatively described lid 4 of the nut 53 is rotated and limited with the screw rod 51 to limit the nut 53 on the lid 4
It is movable.When " nut 53 is fixedly connected on the lid 4 " refers to using shape body, the nut 53 is relatively described
The position of lid 4 immobilizes, but both can split.
When the motor 52 drives the rotation of screw rod 51, the screw rod 51 drives the nut 53 to move forward and backward, described
Nut 53 drives the lid 4 to move forward and backward so that described raised 41 depart from the accepting groove 12 and are supported in the courage muscle 11
There is the gap that cooling air enters in the drawer 3 when upper, between the lid 4 and the drawer 3.
Specifically, the rear side of the lid 4 is provided with locating part 42, and the locating part 42 is included to house the nut 53
Host cavity（Non- label）And enclose and set the antetheca 421 to form the host cavity, rear wall 422, the periphery of the nut 53 has
Coordinate to limit the limited block that the nut 53 rotate with the screw rod 51 with the host cavity, the antetheca 421 and it is described after
Wall 422 is provided with the through hole 426 passed through for the screw rod 51, and the aperture of the through hole 426 is less than the external diameter of the nut 53；From
And the screw rod 51 is when rotating in the through hole 426, the nut 53 will not be rotated in the receiving space.
The mechanism of the limited block is not limited, as long as can coordinate with the inwall of the host cavity to prevent the nut 53 from revolving
Turn.In one of embodiment, the nut 53 is set to non-circular arbitrary structures, the host cavity and the spiral shell
Female 53 shapes match, and the nut 53 can not be rotated in the host cavity.
The locating part 42 also include connecting the connection wall 423 of the antetheca 421 and the rear wall 422, be opened in it is described
The opening 424 of the host cavity is inserted in connection wall 423 for the nut 53；The antetheca 421 and rear wall 422 are respectively provided with from institute
424 sides of opening are stated to cave inward to the guide groove 425 at the through hole 426；The width of the guide groove 425 is not less than the screw rod
51 diameter.In the present embodiment, the opening 424 is opened in the connection wall 423 of the bottom of locating part 42.Assembling
When, the nut 53 is ordinatedly set on the screw rod 51, and the nut 53 is inserted into the host cavity from the opening 424
It is interior, while the screw rod 51 is entered at the through hole 426 by the guide groove 425；It is easy for installation.In the reality without guide groove 425
Apply in example, first the nut 53 is placed in the receiving space, passed through by the screw rod 51 from through hole 426 also cross spiral shell
Mother 53.
The air outlet is located at the side of the drawer 3, and the drive mechanism 5 drives the lid 4 to be taken out relative to described
When drawer 3 is moved along the longitudinal direction, described raised 41 depart from the accepting groove 12 and are supported on the courage muscle 11, now the lid
There is gap, cold wind enters in the drawer 3 from the gap between body 4 and the drawer 3.Further, the air outlet is opened
On the inner bag 1 at the position corresponding with the gap；Cold wind is directly entered described take out after being come out from the air outlet
In drawer 3, temperature adjustment speed is fast and accurate.
Present invention also offers the control method for above-mentioned refrigerator 100, include and the controller in the refrigerator 100
In embodiment of the communication connection to sense the temperature sensor of the temperature in the refrigeration compartment 2, the control method is included such as
Lower step：
a1：Judge whether the temperature in the refrigeration compartment 2 rises to turn-on temperature, if so, then starting the blower fan and pressure
Contracting machine simultaneously jumps to step a2；If it is not, then the compressor and blower fan remain shut off state.
a2：Judge whether the temperature in the refrigeration compartment 2 drops to the first preset temperature numerical value lower than turn-on temperature
Temperature, if so, then the controller to control the drive mechanism 5 to drive the lid 4 to move so that along the longitudinal direction described
Projection 41 departs from the accepting groove 12 and is supported on the courage muscle 11, jumps to step a3；If it is not, the then blower fan, compression
Temperature of the machine continuous service up to being down to the first preset temperature numerical value lower than turn-on temperature at the temperature in the refrigeration compartment 2；
In the present embodiment, first preset temperature is 2 DEG C, during being somebody's turn to do, and cold wind first treats 2 DEG C of temperature drop to the refrigeration of refrigeration compartment 2
Lid 4 is moved forward and backward again afterwards so that enter in gap of the cold wind between lid 4 and drawer 3 in drawer 3；Temperature can be avoided
The higher air of degree is entered in drawer 3, so as to reduce temperature fluctuation in drawer 3.
a3：Judge whether the temperature in the refrigeration compartment 2 drops to the second preset temperature numerical value higher than shutoff temperature
Temperature, if so, then the controller controls the drive mechanism 5 to drive the lid 4 to move backward to cause described raised 41
The accepting groove 12 is contained in, and jumps to step a4；If it is not, then the lid 4 is remained stationary as until in the refrigeration compartment 2
At a temperature of be down to the temperature of the second preset temperature numerical value higher than shutoff temperature;In the present embodiment, second preset temperature is
2 DEG C, should during, when the temperature of refrigeration compartment 2 is higher than 2 DEG C of shutoff temperature, i.e., lid 4 is resetted and seals the drawer 3, can be with
The air for avoiding temperature relatively low is entered in drawer 3, so as to reduce temperature fluctuation in drawer 3；In addition, passing through lid 4 and drawer 3
Cooperation, the temperature change in drawer 3 is small, and refrigerating effect is good；And the time inside cold wind blow-through drawer 3 is reduced, performance of keeping humidity
Lifting.
a4：Judge whether the temperature in the refrigeration compartment 2 drops to shutoff temperature, if so, the then fan parking, pressure
Contracting machine is shut down and return to step a1；If it is not, then the blower fan remains on state until the refrigeration compartment 2 with the compressor
Shutoff temperature is down at interior temperature.
To sum up, in the control method, the Temperature Difference Ratio refrigeration compartment 2 inside drawer 3 is small, passes through matching somebody with somebody for lid 4 and drawer 3
Close, the temperature change in drawer 3 is small, and refrigerating effect is good；And the time inside cold wind blow-through drawer 3 is reduced, performance of keeping humidity lifting.
Present invention also offers the control method of another refrigerator 100, only include to sense described take out in the refrigerator 100
In the embodiment of the second temperature sensor of temperature in drawer 3, the control method comprises the following steps：
b1：Judge whether the temperature in the drawer 3 rises to start-up temperature, if so, then the controller controls the blower fan
Startup, compressor start, the drive mechanism 5 drive the lid 4 to move so that described raised 41 depart from along the longitudinal direction
The accepting groove 12 is simultaneously supported on the courage muscle 11, jumps to step b2；If it is not, then the compressor and blower fan keep stopping
Machine state；The low first preset temperature numerical value of turn-on temperature of the refrigeration compartment 2 of the start-up temperature than normally setting；This reality
Apply in example, first preset temperature is 2 DEG C, and the temperature in drawer 3 is directly sensed by second temperature sensor to carry in real time
Semen donors so that the temperature control in the freezer drawer 3 is more accurate.In addition, the start-up temperature is than the institute that normally sets
The turn-on temperature for stating refrigeration compartment 2 is low, can provide cold to drawer 3 in time, reduce temperature in drawer 3.
b2：Judge whether the temperature in the drawer 3 drops to shutdown temperature, if so, then controller controls the blower fan
Shutdown, compressor shutdown, the drive mechanism 5 drive the lid 4 to move backward with so that described raised 41 be contained in it is described
Accepting groove 12；If it is not, then the blower fan, compressor continuous service are up to being down to shutdown temperature at the temperature in the refrigeration compartment 2
Degree；The high second preset temperature numerical value of shutoff temperature of the refrigeration compartment 2 of the shutdown temperature than normally setting.The present embodiment
In, second preset temperature is 2 DEG C, and the shutoff temperature of the refrigeration compartment 2 of the shutdown temperature than normally setting is high by the
Two preset temperature numerical value, can in time stop providing cold to drawer 3, reduce temperature in drawer 3；While the drawer 3
Interior temperature setting limit value is located in the temperature setting limit value of common refrigeration compartment 2, and variable temperatures scope is small.
Present invention also offers the control method of another refrigerator 100, in the refrigerator 100 simultaneously including described to sense
The embodiment of the temperature sensor of temperature in refrigeration compartment 2, the second temperature sensor of the temperature in the sensing drawer 3
In, the control method comprises the following steps：
c1：Judge whether the temperature in the refrigeration compartment 2 rises to turn-on temperature, if so, then starting the blower fan and pressure
Contracting machine simultaneously jumps to step c2；If it is not, then the compressor and blower fan remain shut off state；
c2:Judge whether the temperature in the drawer 3 rises to start-up temperature, if so, then the controller controls the blower fan
Startup, compressor start, the drive mechanism 5 drive the lid 4 to move so that described raised 41 depart from along the longitudinal direction
The accepting groove 12 is simultaneously supported on the courage muscle 11, jumps to step c3；If it is not, jumping to step c4；The start-up temperature
The first preset temperature numerical value lower than the turn-on temperature.In the present embodiment, first preset temperature be 2 DEG C, the process be
When the compressor and the fan operation, judge whether the drawer 3 needs refrigeration, temperature can be precisely controlled；Institute
State start-up temperature lower than the turn-on temperature 2 DEG C, the air that temperature can be avoided higher is entered in drawer 3, is taken out so as to reduce
Temperature fluctuation in drawer 3.
c3：Judge whether the temperature in the drawer 3 drops to shutdown temperature, if so, then the controller control is described
Drive mechanism 5 drives the lid 4 to move backward with so that described raised 41 are contained in the accepting groove 12, and jumps to step
C4, if it is not, then continuing to run with step c3；The shutdown temperature the second preset temperature numerical value higher than the shutoff temperature；This implementation
In example, second preset temperature is 2 DEG C, and the process is, in the compressor and the fan operation, to judge the drawer 3
Refrigeration whether is needed, temperature can be precisely controlled；The shutdown temperature is higher than the shutoff temperature 2 DEG C, can avoid temperature
The relatively low air of degree is entered in drawer 3, so as to reduce temperature fluctuation in drawer 3.
c4：Judge whether the temperature in the refrigeration compartment 2 drops to shutoff temperature, if so, the then fan parking, pressure
Contracting machine is shut down and return to step c1；If it is not, then the blower fan remains on state until the refrigeration compartment 2 with the compressor
Shutoff temperature is down at interior temperature.
In this method, pass through the temperature signal control compressor of the temperature sensor feedback and opening for the blower fan
Machine is shut down, and the temperature signal fed back by the second temperature sensor controls whether to move the lid 4 in the drawer 3
Cold is provided；It ensure that the temperature control inside drawer 3 is accurate, while the temperature of the refrigeration compartment 2 residing for the drawer 3 is also located
In kilter, the temperature fluctuation in the drawer 3 can be further reduced.
In summary, the present invention drives the cover plate 4 to move along the longitudinal direction by drive mechanism 5, and described raised 41 take off
From the accepting groove 12 and when being supported on the courage muscle 11, there is gap between the lid 4 and the drawer 3；Cold air
It can equably be entered from surrounding by the gap in the drawer 3 so that each regional temperature is uniform in institute's drawer 3；Without
When freezing, the lid 4 seals and is not provided with other air ports, good sealing effect on the drawer 3, and the drawer 3.
In particular, for the person of ordinary skill of the art, that is made under the teachings of the present invention is directed to
The equivalence changes of the present invention, should be included in the scope that scope of the present invention patent is advocated.
Claims (10)
1. a kind of refrigerator, including the drawer and use for setting the refrigeration compartment formed, being arranged at the refrigeration chamber are enclosed by inner bag
In the lid for being opened and closed the drawer, the inner bag is provided with to be extended with the courage muscle of the fixed lid along the longitudinal direction；Its feature
It is：The lid has at least one projection protruded out towards the courage muscle, the courage muscle and had with the projection one by one
Corresponding accepting groove；The refrigerator also includes driving the lid relative to the drive mechanism that the drawer is moved along the longitudinal direction
And communicate the controller that be connected with the drive mechanism, the drive mechanism including extend along the longitudinal direction screw rod, to drive
The motor of the dynamic screw rod rotation and the nut for being sheathed on the screw rod and coordinating with the screw thread on the screw rod, the spiral shell
Mother is fixedly connected on the lid rotates and limits the relatively described lid of the nut to limit the nut with the screw rod
Body is moved forward and backward.
2. refrigerator according to claim 1, it is characterised in that：The rear side of the lid is provided with locating part, the locating part
Including setting the antetheca to form the host cavity, rear wall to house the host cavity of the nut and enclose, the periphery of the nut
With coordinating with the host cavity to limit the limited block that the nut rotate with the screw rod, on the antetheca and the rear wall
Provided with the through hole passed through for the screw rod, the aperture of the through hole is less than the external diameter of the nut.
3. refrigerator according to claim 2, it is characterised in that：The locating part is also included after connecting the antetheca and being described
The connection wall of wall, it is opened in the connection wall and inserts the opening of the host cavity for the nut；The antetheca and rear wall are equal
With being caved inward from the opening side to the guide groove of the through hole；The width of the guide groove is straight not less than the screw rod
Footpath.
4. refrigerator according to claim 1, it is characterised in that：The rear side of the lid is provided with locating part, the locating part
Including the host cavity matched with the nut；The nut is non-circular.
5. refrigerator according to claim 1, it is characterised in that：The refrigerator also includes providing cold to the refrigeration compartment
Refrigeration system, the cold that produces the refrigeration system be delivered to blower fan, air channel and the controller of refrigeration chamber, it is described
Refrigeration system and the blower fan are connected with the controller communication；Offer what is be connected with the air channel on the inner bag
Air outlet, when the drawer is located in the casing, the air outlet is located at the side of the drawer.
6. refrigerator according to claim 5, it is characterised in that：The drive mechanism drives the lid to be taken out relative to described
When drawer is moved along the longitudinal direction, the raised disengaging accepting groove is simultaneously supported on the courage muscle, now the lid and institute
Stating has gap between drawer；The air outlet is opened at position corresponding with the gap on the inner bag.
7. refrigerator according to claim 1, it is characterised in that：There is seal between the lid and the drawer.
8. controlling method for refrigerator of the one kind for the refrigerator described in claim 1 ~ 7 any one, it is characterised in that：The refrigerator
Also include the temperature sensor that the temperature to sense the refrigeration chamber is connected with the controller communication, the control method
Comprise the following steps：
a1：Judge whether the temperature of the refrigeration chamber rises to turn-on temperature, if so, then starting the blower fan and compression
Machine simultaneously jumps to step a2；If it is not, then the compressor and blower fan remain shut off state；
a2：Judge whether the temperature of the refrigeration chamber drops to the temperature of the first preset temperature numerical value lower than turn-on temperature,
If so, then the controller controls the drive mechanism to drive the lid to move so that the raised disengaging along the longitudinal direction
The accepting groove is simultaneously supported on the courage muscle, jumps to step a3；If it is not, then the blower fan, compressor continuous service until
The temperature of the first preset temperature numerical value lower than turn-on temperature is down at a temperature of the refrigeration chamber.
a3：Judge whether the temperature of the refrigeration chamber drops to the temperature of the second preset temperature numerical value higher than shutoff temperature,
If so, then the controller controls the drive mechanism to drive the lid reverse movement to cause the projection is contained in described
Accepting groove, and jump to step a4；If it is not, then the lid is remained stationary as until being down to ratio at a temperature of the refrigeration chamber
The temperature of the high second preset temperature numerical value of shutoff temperature;
a4：Judge whether the temperature of the refrigeration chamber drops to shutoff temperature, if so, the then fan parking, compressor
Shut down and return to step a1；If it is not, then the blower fan remains on state up to the refrigeration chamber with the compressor
Temperature drop is to shutoff temperature.
9. controlling method for refrigerator of the one kind for the refrigerator described in claim 1 ~ 7 any one, it is characterised in that：The refrigerator
Also include the second temperature sensor to sense the temperature in the drawer, the second temperature sensor and the controller
Communication connection, the control method comprises the following steps：
b1：Judge whether the temperature in the drawer rises to start-up temperature, if so, then the controller controls the blower fan to open
Dynamic, compressor start, the drive mechanism drive the lid to move so that the raised disengaging is described along the longitudinal direction and received
Tank is simultaneously supported on the courage muscle, jumps to step b2；If it is not, then the compressor and blower fan remain shut off state；Institute
State the low first preset temperature numerical value of turn-on temperature of the refrigeration compartment of the start-up temperature than normally setting；
b2：Judge whether the temperature in the drawer drops to shutdown temperature, if so, then controller control the fan parking,
Compressor shutdown, the drive mechanism drive the lid reverse movement to cause the projection to be contained in the accepting groove；If
No, then the blower fan, compressor continuous service at a temperature of the refrigeration chamber until be down to shutdown temperature；It is described to shut down temperature
Spend the high second preset temperature numerical value of shutoff temperature of the refrigeration compartment than normally setting.
10. controlling method for refrigerator of the one kind for the refrigerator described in claim 1 ~ 7 any one, the refrigerator also includes being used for
Sense the temperature sensor of the temperature of the refrigeration chamber, sensed to sense the second temperature of the temperature in the drawer
Device, the temperature sensor is connected with the second temperature sensor with the controller communication, and the control method includes
Following steps：
c1：Judge whether the temperature of the refrigeration chamber rises to turn-on temperature, if so, then starting the blower fan and compression
Machine simultaneously jumps to step c2；If it is not, then the compressor and blower fan remain shut off state；
c2:Judge whether the temperature in the drawer rises to start-up temperature, if so, then the controller controls the blower fan to open
Dynamic, compressor start, the drive mechanism drive the lid to move so that the raised disengaging is described along the longitudinal direction and received
Tank is simultaneously supported on the courage muscle, jumps to step c3；If it is not, jumping to step c4；The start-up temperature is than the start
The low first preset temperature numerical value of temperature；
c3：Judge whether the temperature in the drawer drops to shutdown temperature, if so, then the controller controls the driving machine
Structure drives lid reverse movement to cause the projection to be contained in the accepting groove, and jumps to step c4, if it is not, then after
Continuous operating procedure c3；The shutdown temperature the second preset temperature numerical value higher than the shutoff temperature；
c4：Judge whether the temperature of the refrigeration chamber drops to shutoff temperature, if so, the then fan parking, compressor
Shut down and return to step c1；If it is not, then the blower fan remains on state up to the refrigeration chamber with the compressor
Temperature drop is to shutoff temperature.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611262483.8A CN107062735B (en) | 2016-12-30 | 2016-12-30 | Refrigerator and control method thereof |
| PCT/CN2017/120380 WO2018121786A1 (en) | 2016-12-30 | 2017-12-30 | Refrigerator and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611262483.8A CN107062735B (en) | 2016-12-30 | 2016-12-30 | Refrigerator and control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107062735A true CN107062735A (en) | 2017-08-18 |
| CN107062735B CN107062735B (en) | 2019-12-06 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611262483.8A Active CN107062735B (en) | 2016-12-30 | 2016-12-30 | Refrigerator and control method thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107062735B (en) |
| WO (1) | WO2018121786A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018121786A1 (en) * | 2016-12-30 | 2018-07-05 | 青岛海尔股份有限公司 | Refrigerator and control method thereof |
| CN109405403A (en) * | 2018-08-30 | 2019-03-01 | 安徽康佳同创电器有限公司 | A kind of wind cooling refrigerator automatically adjusting storage box humidity and its control method |
| DE102020131309A1 (en) | 2020-10-20 | 2022-04-21 | Liebherr-Hausgeräte Ochsenhausen GmbH | refrigerator and/or freezer |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110014277B (en) * | 2019-04-23 | 2024-07-19 | 青岛海尔特种制冷电器有限公司 | A inner bag and U shell matching system for refrigerator production line |
| CN115247930A (en) * | 2021-04-28 | 2022-10-28 | 博西华电器（江苏）有限公司 | Refrigerator with a door |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107062735B (en) | 2019-12-06 |
| WO2018121786A1 (en) | 2018-07-05 |
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