CN103438653B - Refrigerator - Google Patents
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- CN103438653B CN103438653B CN201310415132.6A CN201310415132A CN103438653B CN 103438653 B CN103438653 B CN 103438653B CN 201310415132 A CN201310415132 A CN 201310415132A CN 103438653 B CN103438653 B CN 103438653B
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Abstract
The invention discloses a kind of refrigerator, including: casing, door body, relief tube and pressure-relief valve.In described casing, there is refrigeration compartment；Described door body is pivotally arranged on described casing to open or close described refrigeration compartment；Described relief tube is located on described casing, has pressure release passage in described relief tube, and the first end of described pressure release passage connects with described refrigeration compartment, and the second end of described pressure release passage is in communication with the outside；It is interior to open or close described pressure release passage that described pressure-relief valve is located at described relief tube.Refrigerator according to embodiments of the present invention, pressure-relief valve is opened the air pressure that can balance inside and outside refrigerator, is easy to open door body.
Description
Technical field
The present invention relates to household appliance technical field, particularly to a kind of refrigerator.
Background technology
The household freezer that refrigerator especially volume is bigger, when routine use, does not opens the door, owing to the temperature inside the box is relatively low,
Between box house and external environment condition, have draught head, cause door to be difficult to pull open, often occur dragging whole refrigerator away from residing
Position and phenomenon that door is also not turned on.
The refrigerator employing of conventional art arranges boosting handle and solves the problems referred to above by increasing enabling pulling force, solves, but knot
Structure is more complicated, relatively costly.
Summary of the invention
It is contemplated that solve one of above-mentioned technical problem of the prior art the most to a certain extent.To this end, the present invention
One purpose is that proposing a kind of door body opens convenient refrigerator.
Refrigerator according to embodiments of the present invention, including: casing, door body, relief tube and pressure-relief valve.In described casing, there is system
Cold room；Described door body is pivotally arranged on described casing to open or close described refrigeration compartment；Described relief tube is located at
On described casing, having pressure release passage in described relief tube, the first end of described pressure release passage connects with described refrigeration compartment,
And the second end of described pressure release passage is in communication with the outside；Described pressure-relief valve is let out in being located at described relief tube described in opening or closing
Pressure passageway.
Refrigerator according to embodiments of the present invention, has connection refrigerator interior and extraneous on casing in being provided with relief tube, and relief tube
Pressure release passage, and in pressure release passage, be provided with the pressure-relief valve for opening or closing pressure release passage.Thus, refrigerator is being opened
During door body, the air pressure that can balance inside and outside refrigerator opened by pressure-relief valve, is easy to open door body, and in the door body without opening refrigerator
Time, pressure-relief valve cuts out pressure release passage, so that refrigerator interior or exterior space does not connects, outwardly reveals from pressure release passage with reduction
Cold, improves the utilization rate of the energy, energy-conserving and environment-protective, and pressure-relief valve and can also close pressure release passage, is led to by pressure release to reduce
Road enters the impurity such as the dust of described refrigeration compartment.
It addition, refrigerator according to the above embodiment of the present invention, it is also possible to have a following additional technical characteristic:
According to one embodiment of present invention, described relief tube is located in the diapire of described casing, the front table of described casing diapire
Face is provided with the first pressure relief opening connected with described refrigeration compartment, and the lower surface of described casing diapire is provided be in communication with the outside
Two pressure relief openings, described pressure release passage the first end connects with described first pressure relief opening, the second end of described pressure release passage and described the
Two pressure relief opening connections.Thus, the first pressure relief opening is located on the front surface of box top wall, thus decreases the cold of refrigeration chamber
Gas enters the amount in pressure release passage, reduces loss of refrigeration capacity, and the position of relief tube is reasonable.
According to one embodiment of present invention, described pressure release passage is L-shaped.Thus, the simple in construction of relief tube is made, it is to avoid
Interference is produced, it is simple to the design of refrigerator and production between the case gallbladder of pressure release passage and casing.
According to one embodiment of present invention, described relief tube is the first pipe portion and the second pipe portion cooperatively forms, described first pipe
Portion is provided with the first mating groove, and described second pipe portion is provided with the second mating groove, and described first mating groove and described second is joined
Close slot fit and form described pressure release passage.Thus, it is simple in relief tube, form pressure release passage, simplify the molding of relief tube
Technique, improves the shaping efficiency of relief tube, saves the time, reduces cost.
According to one embodiment of present invention, described first pipe portion integrated injection molding is formed, and described second pipe portion integrated injection molding shape
Become.Thus, the molding making the first pipe portion and the second pipe portion is easy, further increasing the shaping efficiency of relief tube, and goes back
Reduce the cost of pressure-relief valve, and reduce the weight of relief tube.
According to one embodiment of present invention, described pressure-relief valve is located at one end that described pressure release passage is in communication with the outside.Thus,
Pressure-relief valve can be installed after foam box completes, and simplifies the assembling process of refrigerator.And it is located at the porch of relief tube
Pressure-relief valve can reduce the impurity such as dust and enter pressure release passage, it is simple to the cleaning of relief tube.
According to one embodiment of present invention, described pressure-relief valve includes: valve body and spool.Described valve body is located at described relief tube
Inwall on, and pressure-relief valve is provided with installing hole and relief hole；Described spool open and close described relief hole position it
Between be movably located on described valve body, described spool includes that valve block and valve rod, described valve block are positioned at the top of described valve body,
Described valve rod is removable along the vertical direction to be coordinated in described installing hole, and the upper end of described valve rod is connected with described valve block, and institute
The lower end stating valve rod is provided with limiting section.Thus, the simple in construction of pressure-relief valve is made, it is simple to pressure-relief valve opens or closes pressure release passage,
It is easy to the pressure release of refrigerator.And spool can automatically return to close the position of relief hole under gravity, it is simple to answering of spool
Position, makes that pressure-relief valve is the normally off closes pressure release passage.
According to one embodiment of present invention, described installing hole is located at the middle part of described valve body, and described relief hole is for around institute
State the multiple of installing hole.Thus, it is simple to spool keeps balance in moving process, improve the stability of pressure-relief valve work.
According to one embodiment of present invention, described limiting section is the flange on the side face of the bottom being located at described valve rod.Thus,
The displacement being easy to move up valve rod carries out spacing, further increasing the stability that valve rod moves.
According to one embodiment of present invention, described spool integrated injection molding is formed.Thus, it is not only convenient for the molding of spool, carries
The shaping efficiency of high spool, but also reduce the cost of spool, additionally, also add the structural strength of spool, improve
The life-span of pressure-relief valve.
Accompanying drawing explanation
Fig. 1 is the partial schematic diagram of the refrigerator body of one embodiment of the present of invention.
Fig. 2 is the partial schematic diagram of the upward view of the refrigerator body of one embodiment of the present of invention.
Fig. 3 is the partial schematic diagram of the section of Fig. 1 middle section A-A.
Fig. 4 is the generalized section of the relief tube of the refrigerator of one embodiment of the present of invention.
Fig. 5 is the schematic diagram in the first pipe portion of the relief tube of the refrigerator of one embodiment of the present of invention.
Fig. 6 is the generalized section of Fig. 5 middle section B-B.
Fig. 7 is the schematic diagram in the second pipe portion of the relief tube of the refrigerator of one embodiment of the present of invention.
Fig. 8 is the generalized section of Fig. 7 middle section C-C.
Fig. 9 is the schematic diagram of the pressure-relief valve of the refrigerator of one embodiment of the invention.
Figure 10 is the generalized section of the pressure-relief valve of the refrigerator of one embodiment of the invention.
Figure 11 is the top view of the valve body of the pressure-relief valve of the refrigerator of one embodiment of the invention.
Figure 12 is the schematic diagram of the spool of the pressure-relief valve of the refrigerator of one embodiment of the invention.
Reference:
Casing 1；
Relief tube 2；Pressure release passage 201；First pipe portion 21；Second pipe portion 22；First mating groove 211；Second mating groove
221；Draw-in groove 212；Card convex 222；
Pressure-relief valve 3；Valve body 31；Spool 32；Valve block 321；Valve rod 322；Limiting section 323；Installing hole 311；Relief hole
312。
Detailed description of the invention
Embodiments of the invention are described below in detail, and the example of described embodiment is shown in the drawings, the most identical
Or similar label represents same or similar element or has the element of same or like function.Retouch below with reference to accompanying drawing
The embodiment stated is exemplary, it is intended to is used for explaining the present invention, and is not considered as limiting the invention.
In describing the invention, it is to be understood that term " " center ", " longitudinally ", " laterally ", " length ", " width ",
" thickness ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end " " interior ",
Orientation or the position relationship of the instruction such as " outward ", " clockwise ", " counterclockwise " are based on orientation shown in the drawings or position relationship,
It is for only for ease of the description present invention and simplifies description rather than instruction or imply that the device of indication or element must have specific
Orientation, with specific azimuth configuration and operation, be therefore not considered as limiting the invention.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed
Or implicitly include one or more this feature.In describing the invention, " multiple " are meant that two or two
Above, unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " install ", " being connected ", " connection ", " fixing "
Should be interpreted broadly Deng term, connect for example, it may be fixing, it is also possible to be to removably connect, or integral；Can be
It is mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two
The connection of individual element internal or the interaction relationship of two elements.For the ordinary skill in the art, Ke Yigen
Above-mentioned term concrete meaning in the present invention is understood according to concrete condition.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score
Can include that the first and second features directly contact, it is also possible to include that the first and second features are not directly contact but logical
Cross the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " on
Face " include that fisrt feature directly over second feature and oblique upper, or is merely representative of fisrt feature level height higher than the
Two features.Fisrt feature second feature " under ", " lower section " and " below " include that fisrt feature is special second
Levy underface and obliquely downward, or be merely representative of fisrt feature level height less than second feature.
The household freezer that refrigerator especially volume is bigger, when routine use, does not opens the door, owing to the temperature inside the box is relatively low,
Between box house and external environment condition, have draught head, cause being difficult to pull open at door, usually occur dragging whole refrigerator away from institute
Position, place and phenomenon that door is also not turned on.The refrigerator employing of conventional art arranges boosting handle and solves by increasing enabling pulling force
Certainly the problems referred to above, solve, but structure are more complicated, relatively costly.To this end, the present invention propose one can open the door time
The refrigerator of balance inner and outer air pressure.
Describe the refrigerator of the embodiment of the present invention with reference to the accompanying drawings in detail.
As shown in Figure 1 to Figure 3, refrigerator according to embodiments of the present invention, including: casing 1, door body (not shown), pressure release
Pipe 2 and pressure-relief valve 3.
Specifically, having refrigeration compartment (not shown) in casing 1, article can deposit in described refrigeration chamber, in order to
Article are freezed.Described door body is pivotally arranged on casing 1, is used for opening or closing described refrigeration compartment.Pressure release
Pipe 2 is located on casing 1, has pressure release passage 201 in relief tube 2, between the first end of pressure release passage 201 and described refrigeration
Room connects, and the second end of pressure release passage 201 is in communication with the outside, for balancing the air pressure inside and outside refrigerator.Pressure-relief valve 3 is located at
To open or close pressure release passage 201 in relief tube 2.
Refrigerator according to embodiments of the present invention, have in casing 1 is provided with relief tube 2, and relief tube 2 connection refrigerator in and
Extraneous pressure release passage 201, and in pressure release passage 201, it is provided with the pressure-relief valve 3 for opening or closing pressure release passage 201.By
This, when opening the door body of refrigerator, the air pressure that can balance inside and outside refrigerator opened by pressure-relief valve 3, is easy to open door body, and
During without opening the door body of refrigerator, pressure-relief valve 3 cuts out pressure release passage 201, so that refrigerator interior or exterior space does not connects, with fall
The low cold outwardly revealed from pressure release passage 201, improves the utilization rate of the energy, energy-conserving and environment-protective, and pressure-relief valve 3 is all right
Close pressure release passage 201, to reduce the impurity such as the dust that entered described refrigeration compartment by pressure release passage 201.
As shown in Figure 1 to Figure 3, in some embodiments of the invention, relief tube 2 is located in the diapire of casing 1, casing 1
The front surface (the most vertical paper outwardly direction, or forward surface as shown in Figure 3) of diapire is provided with and institute
State the first pressure relief opening (not shown) of refrigeration compartment connection, and lower surface (the most vertical paper of casing 1 diapire
Outwardly direction, or the most downward surface) it is provided with the second pressure relief opening (not shown) being in communication with the outside, pressure release is led to
Road 201 first end connects with described first pressure relief opening, and the second end of pressure release passage 201 connects with described second pressure relief opening.By
This, the first pressure relief opening is located on the front surface of casing 1 roof, thus the cold air decreasing refrigeration chamber enters pressure release passage
Amount in 201, reduces loss of refrigeration capacity, and the position of relief tube 2 is reasonable.
Further, as shown in Figure 4, pressure release passage 201 is L-shaped.Thus, the simple in construction of relief tube 2 is made, it is to avoid
Interference is produced, it is simple to the design of refrigerator and production between the case gallbladder of pressure release passage 201 and casing 1.
Specifically, as shown in Figure 4, the pressure release of L-shaped includes horizontal segment and vertical section, and wherein horizontal segment is along the longitudinal direction (i.e.
Direction before and after as shown in Figure 3) extend, and vertically section (above-below direction the most as shown in Figure 3) along the vertical direction extends.
Advantageously, as shown in Fig. 5 to Fig. 8, relief tube 2 is the first pipe portion 21 and the second pipe portion 22 cooperatively forms, first
Pipe portion 21 is provided with the first mating groove 211, and the second pipe portion 22 is provided with the second mating groove 221, the first mating groove 211 He
Second mating groove 221 cooperatively forms pressure release passage 201.Thus, it is simple in relief tube 2, form pressure release passage 201, simplify
The moulding process of relief tube 2, improves the shaping efficiency of relief tube 2, saves the time, reduces cost.
Additionally, the relative dual-side in the first pipe portion 21 is along being provided with draw-in groove 212, and the relative dual-side in the second pipe portion 22 is along being provided with
With the card convex 222 of draw-in groove 212 phase clamping, card convex 222 is held in draw-in groove 212, is used for making the first pipe portion 21 and the second pipe
The mutual clamping in portion 22.
Specifically, as shown in Figure 6 and Figure 8, the first pipe portion 21 is formed with the first mating groove 211 of L-type, the second pipe
The second mating groove 221 of the suitable L-shaped of the first mating groove 211 it is formed with, at the first mating groove 211 and second in portion 22
The pressure release passage 201 of L-shaped is formed under the mating reaction of mating groove 221.
Certainly, pressure release passage 201 can also directly be formed by boring.
Advantageously, the first pipe portion 21 integrated injection molding is formed, and the second pipe portion 22 integrated injection molding is formed.Thus, the first pipe is made
The molding in portion 21 and the second pipe portion 22 is easy, further increasing the shaping efficiency of relief tube 2, and also reduces release
The cost of valve 2, and reduce the weight of relief tube 2.
Additionally, in some examples of the present invention, pressure release passage 201 is spaced apart multiple in being included in relief tube 2, as
Fig. 5 and Fig. 7 has the schematic diagram of an even pressure release passage 201 in showing relief tube 2.
Further, as it is shown on figure 3, in some embodiments of the invention, pressure-relief valve 3 is located at pressure release passage 201 with outer
One end of boundary's connection.Thus, pressure-relief valve 3 can be installed after casing 1 has foamed, and simplifies the assembling of refrigerator
Journey.And the pressure-relief valve 3 being located at the porch of relief tube 2 can reduce the impurity such as dust and enter pressure release passage 201, it is simple to let out
The cleaning of pressure pipe 2.
Advantageously, pressure-relief valve 3 includes: valve body 31 and spool 32.Valve body 31 is located on the inwall of relief tube 2, and release
Valve 3 is provided with installing hole 311 and relief hole 312.Spool 32 is removable between the position opening and closing relief hole 312
Be located on valve body 31, spool 32 includes valve block 321 and valve rod 322, and valve block 321 is positioned at the top of valve body 31, valve rod
322 removable along the vertical direction cooperations are in installing hole 311, and the upper end of valve rod 322 is connected with valve block 321, and valve rod 322
Lower end be provided with limiting section 323, under the mating reaction of valve block 321 and limiting section 323, limit valve rod 322 movement away from
From, in other words, spool 32 moves up when opening relief hole 312, and limiting section 323, by limiting the displacement of spool 32, is kept away
Exempt from spool 32 to come off from valve body 31.Thus, the simple in construction of pressure-relief valve 3 is made, it is simple to pressure-relief valve 3 opens or closes to be let out
Pressure passageway 201, it is simple to the pressure release of refrigerator.And spool 32 can automatically return to close relief hole 312 under gravity
Position, it is simple to the reset of spool 32, makes that pressure-relief valve 3 is the normally off closes pressure release passage 201.
Further, installing hole 311 is located at the middle part of valve body 31, and relief hole 312 is for be fitted around the multiple of hole 311.
Thus, it is simple to spool 32 keeps balance in moving process, improve the stability of pressure-relief valve 3 work.
Advantageously, as shown in fig. 10 and fig. 12, in some examples of the present invention, limiting section 323 is for being located at valve rod 322
Bottom side face on flange.Thus, it is simple to the displacement moving up valve rod 322 carries out spacing, improves further
The stability that valve rod 322 moves.
Specifically, as shown in figure 12, the perisporium wedgewise shape of limiting section 323, in other words, the periphery of limiting section 323
Face is outward-dipping along direction from bottom to top, for forming spigot surface on limiting section 323, joins process turning of pressure-relief valve 3
In, by the lower end of valve rod 322 through the installing hole 311 on valve body 31, owing to limiting section 323 is provided with spigot surface, permissible
Spool 32 is made quickly to coordinate with valve body 31.
Further, in a concrete example of the present invention, spool 32 integrated injection molding is formed.Thus, it is not only convenient for spool
The molding of 32, improves the shaping efficiency of spool 32, but also reduces the cost of spool 32, additionally, also add spool
The structural strength of 32, improves the life-span of pressure-relief valve 3.
During the assembling of the refrigerator of the present invention, first the first pipe portion 21 and the second pipe portion 22 are cooperatively formed relief tube 2,
Then case shell and the case gallbladder of casing 1 are coordinated in one, and make the pressure release passage of relief tube 2 let out with first on case shell respectively
The second pressure relief opening connection on pressure mouth and case gallbladder, finally foams to casing 1, and after foaming completes, assembling is completed
Pressure-relief valve 3 coordinate in relief tube 2.
During the use of the refrigerator of the present invention, owing to the pressure differential inside and outside refrigerator is relatively big, the air pressure in refrigerator is less, and
Air pressure outside refrigerator is relatively big, when opening the door body of refrigerator, under the influence of air pressure, promotes spool 32 to move up, now
Valve block 321 moves up opens relief hole 312, and the limiting section 323 of valve rod 322 lower end can limit the shifting of valve rod 322
Dynamic displacement, it is to avoid spool 32 departs from valve body 31, makes the inside and outside connection of refrigerator, in order to the air pressure inside and outside balance refrigerator, makes door
Body is opened conveniently, and when refrigerator inside and outside air pressure balance, under the action of gravity of spool 32, valve block 321 moves down covering
Relief hole 312, makes pressure-relief valve 3 close relief tube 2, reduces the cold air in refrigerator and runs off.
Additionally, when door body is closed, it will have the compression of movement to the gas of refrigerator, calming the anger in refrigerator is made to be more than
Extraneous air pressure, so that moving down under the gas pressure that spool 32 is in refrigerator, makes valve block 321 compress valve body 31,
To improve the valve block 321 sealing property to relief hole 312.
Other of refrigerator according to embodiments of the present invention constitute such as compressor and condenser etc. and operate common for this area
It is all known for technical staff, is not detailed herein.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show
Example " or the description of " some examples " etc. means to combine this embodiment or example describes specific features, structure, material or
Feature is contained at least one embodiment or the example of the present invention.In this manual, the schematic representation to above-mentioned term
Necessarily it is directed to identical embodiment or example.And, the specific features of description, structure, material or feature are permissible
Any one or more embodiments or example combine in an appropriate manner.Additionally, those skilled in the art can be by
Different embodiments or example described in this specification engage and combine.
Although above it has been shown and described that embodiments of the invention, it is to be understood that above-described embodiment is exemplary,
Being not considered as limiting the invention, those of ordinary skill in the art within the scope of the invention can be to above-described embodiment
It is changed, revises, replaces and modification.
Claims (9)
1. a refrigerator, it is characterised in that including:
Casing, has refrigeration compartment in described casing；
Door body, described door body is pivotally arranged on described casing to open or close described refrigeration compartment；
Relief tube, described relief tube is located on described casing, has pressure release passage in described relief tube, described pressure release passage
First end connects with described refrigeration compartment, and the second end of described pressure release passage is in communication with the outside；
Pressure-relief valve, it is interior to open or close described pressure release passage that described pressure-relief valve is located at described relief tube；
Described relief tube is the first pipe portion and the second pipe portion cooperatively forms, and described first pipe portion is provided with the first mating groove, and institute
The second pipe portion that states is provided with the second mating groove, described first mating groove and described second mating groove and cooperatively forms described pressure release passage.
Refrigerator the most according to claim 1, it is characterised in that described relief tube is located in the diapire of described casing, institute
The front surface stating casing diapire is provided with the first pressure relief opening connected with described refrigeration compartment, and the lower surface of described casing diapire sets
The second pressure relief opening being in communication with the outside, described pressure release passage the first end is had to connect with described first pressure relief opening, described pressure release passage
The second end connect with described second pressure relief opening.
Refrigerator the most according to claim 2, it is characterised in that described pressure release passage is L-shaped.
Refrigerator the most according to claim 1, it is characterised in that described first pipe portion integrated injection molding is formed, and described the
Two pipe portion integrated injection moldings are formed.
Refrigerator the most according to claim 1, it is characterised in that described pressure-relief valve is located at described pressure release passage and connects with extraneous
Logical one end.
Refrigerator the most according to claim 5, it is characterised in that described pressure-relief valve includes:
Valve body, described valve body is located on the inwall of described relief tube, and pressure-relief valve is provided with installing hole and relief hole；
Spool, described spool is movably located on described valve body between the position opening and closing described relief hole, described
Spool includes that valve block and valve rod, described valve block are positioned at the top of described valve body, and described valve rod is removable along the vertical direction to be coordinated
In described installing hole, the upper end of described valve rod is connected with described valve block, and the lower end of described valve rod is provided with limiting section.
Refrigerator the most according to claim 6, it is characterised in that described installing hole is located at the middle part of described valve body, and institute
Stating relief hole is multiple around described installing hole.
Refrigerator the most according to claim 6, it is characterised in that described limiting section is the week of the bottom being located at described valve rod
Flange on face.
Refrigerator the most according to claim 6, it is characterised in that described spool integrated injection molding is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310415132.6A CN103438653B (en) | 2013-09-12 | 2013-09-12 | Refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310415132.6A CN103438653B (en) | 2013-09-12 | 2013-09-12 | Refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103438653A CN103438653A (en) | 2013-12-11 |
| CN103438653B true CN103438653B (en) | 2016-09-28 |
Family
ID=49692351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310415132.6A Active CN103438653B (en) | 2013-09-12 | 2013-09-12 | Refrigerator |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104296451A (en) * | 2014-10-15 | 2015-01-21 | 合肥华凌股份有限公司 | Refrigerator |
| DE102015220351A1 (en) * | 2015-10-20 | 2017-04-20 | BSH Hausgeräte GmbH | Household refrigerator with a refrigerator and a freezer compartment and a pressure balance valve |
| CN215892887U (en) * | 2021-03-19 | 2022-02-22 | 佛山海尔电冰柜有限公司 | Refrigeration plant door body and refrigeration plant |
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| DE3045599A1 (en) * | 1980-12-03 | 1982-07-01 | Bosch-Siemens Hausgeräte GmbH, 7000 Stuttgart | FREEZER, ESPECIALLY FREEZER OR THE LIKE |
| CN201382643Y (en) * | 2009-04-22 | 2010-01-13 | 星星集团有限公司 | Icebox capable of automatically balancing internal air pressure and external air pressure |
| CN102252487A (en) * | 2011-08-23 | 2011-11-23 | 合肥美的荣事达电冰箱有限公司 | Refrigerator |
| CN203478783U (en) * | 2013-09-12 | 2014-03-12 | 合肥美的电冰箱有限公司 | Refrigerator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100240575B1 (en) * | 1997-05-26 | 2000-01-15 | 전주범 | Pressure balancing apparatus for a refrigerator |
| CN2349516Y (en) * | 1998-09-30 | 1999-11-17 | 姜培明 | Close door freezer air pressure reducer |
| BR0006442A (en) * | 2000-12-11 | 2002-08-20 | Multibras Eletrodomesticos Sa | Vacuum break valve for refrigerated cabinet |
| JP2008096009A (en) * | 2006-10-10 | 2008-04-24 | Sanden Corp | Cooling storage |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3045599A1 (en) * | 1980-12-03 | 1982-07-01 | Bosch-Siemens Hausgeräte GmbH, 7000 Stuttgart | FREEZER, ESPECIALLY FREEZER OR THE LIKE |
| CN201382643Y (en) * | 2009-04-22 | 2010-01-13 | 星星集团有限公司 | Icebox capable of automatically balancing internal air pressure and external air pressure |
| CN102252487A (en) * | 2011-08-23 | 2011-11-23 | 合肥美的荣事达电冰箱有限公司 | Refrigerator |
| CN203478783U (en) * | 2013-09-12 | 2014-03-12 | 合肥美的电冰箱有限公司 | Refrigerator |
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| Publication number | Publication date |
|---|---|
| CN103438653A (en) | 2013-12-11 |
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