CN206073556U - A kind of air-pressure balancing device and the direct cooling refrigerator or refrigerator-freezer based on which - Google Patents
A kind of air-pressure balancing device and the direct cooling refrigerator or refrigerator-freezer based on which Download PDFInfo
- Publication number
- CN206073556U CN206073556U CN201621025894.0U CN201621025894U CN206073556U CN 206073556 U CN206073556 U CN 206073556U CN 201621025894 U CN201621025894 U CN 201621025894U CN 206073556 U CN206073556 U CN 206073556U
- Authority
- CN
- China
- Prior art keywords
- refrigerator
- air
- balancing device
- adsorbing material
- pressure balancing
- 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.)
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Links
- 238000001816 cooling Methods 0.000 title claims abstract description 21
- 239000000463 material Substances 0.000 claims abstract description 50
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 14
- 230000007704 transition Effects 0.000 claims description 8
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 239000002808 molecular sieve Substances 0.000 claims description 5
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims description 5
- 238000005187 foaming Methods 0.000 claims description 4
- 230000001413 cellular effect Effects 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 abstract description 2
- 230000008929 regeneration Effects 0.000 abstract description 2
- 238000011069 regeneration method Methods 0.000 abstract description 2
- 230000001052 transient effect Effects 0.000 abstract description 2
- 230000005484 gravity Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000007710 freezing Methods 0.000 description 3
- 230000008014 freezing Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000013536 elastomeric material Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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
- 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
- F25D17/042—Air treating means within refrigerated spaces
- F25D17/047—Pressure equalising devices
Abstract
The utility model discloses a kind of air-pressure balancing device and the direct cooling refrigerator or refrigerator-freezer based on which, it is characterised in that:Air-pressure balancing device includes floating ball valve structure and adsorbing material protection structure, is connected by corrugated flexible hose between floating ball valve structure and adsorbing material protection structure.Air-pressure balancing device of the present utility model, the effect of room pressure between transient equilibrium direct cooling refrigerator or refrigerator-freezer low temperature is realized effectively using ball float principle, and after pressure equalization, ball float falls to blocking gas passage naturally, it is to avoid the energy waste that cool air leakage is caused;In addition, the adsorbing material in this utility model air-pressure balancing device can be taken off, facilitate later regeneration and replacement, make device effective for a long time.
Description
Technical field
This utility model is related to a kind of air-pressure balancing device, belongs to refrigeration design field.
Background technology
It is well known that direct cooling refrigerator/there is a drawback in refrigerator-freezer, be exactly using a period of time after, easily above inner bag,
Assemble substantial amounts of frost near the position of door seal, have a strong impact on the performance of refrigerating appliance and attractive in appearance, bring greatly not to consumer
Just.
To improve this situation, the refrigerator/cabinet with relief tube is occurred in that on the market.One type is outside cross over pipe UNICOM
Boundary's air and refrigerating chamber, using ball-cock assembly principle, when refrigerating chamber freezes, freezing room pressure is reduced rapidly, and ball-cock assembly is inhaled
Rise, outside air plays a part of equilibrium freezing room air pressure into refrigerating chamber, and this method is not processed to air just to be made
Which is directly entered refrigerating chamber, if the external world is in the case of high humility, more steam may be made to enter refrigerating chamber, increase frosting on the contrary
Amount.Another kind of is using the cross over pipe with block water ventilated membrane and molecular sieve, UNICOM's refrigerating chamber and ambient atmosphere, using same
, although this method has carried out pretreatment to air, there is a drawback in principle equilibrium freezing room air pressure:Work as outside air
When temperature is relatively low, driving force is not enough, and bascule effect substantially weakens, and when the compressor is shut down, freezes indoor cold air
The external world is flowed in vain, causes to waste;In addition the molecular sieve saturation that will soon absorb water loses the effect of dry air, is embedded in foaming
Cannot regenerate and replace in layer.An also class cross over pipe, is the unipolarity of the different films by two kinds of passages, is realized to moisture
Stop and derive, this device is complex, and the requirement to film is higher;And from the technical point of view, the permeability of film is poor, put down
Weighing apparatus pressure x velocity is slower, and this structure causes cool air leakage to a certain extent in addition, and film reliability is difficult to prove.
Utility model content
This utility model is to avoid the weak point existing for above-mentioned prior art, there is provided a kind of air-pressure balancing device and
Based on its direct cooling refrigerator or refrigerator-freezer, it is intended to while balancing direct cooling refrigerator/refrigerator-freezer low temperature compartment air pressure using ball float principle, keep away
Exempt from cool air leakage, while realizing the permanent effective process to the gas into low temperature compartment.
This utility model solves technical problem, adopts the following technical scheme that:
This utility model discloses a kind of air-pressure balancing device first, and which includes floating ball valve structure and adsorbing material protection knot
Structure, is connected by corrugated flexible hose between the floating ball valve structure and the adsorbing material protection structure.Floating ball valve structure and absorption
Between material protection structure and corrugated flexible hose can be bonding, buckle, screw thread coordinate in any one.
The floating ball valve structure includes a vertical duct, in the vertical duct is placed with ball float;Ball float valve inlet is located at institute
The bottom of vertical duct is stated, ball float valve outlet port is located at the side wall of the vertical duct;The ball float valve outlet port stretches out for side pipe, side
Pipe top arranges endoporus port lid;The top of the vertical duct passes through ball cover seal;The ball float valve inlet is connected by transition conduit
Logical one end with corrugated flexible hose;
Be placed with adsorbing material in the adsorbing material protection structure, one end connection of the adsorbing material protection structure with
The other end of the corrugated flexible hose;The other end of the adsorbing material protection structure arranges exit orifice port lid;
All it is provided with for the engraved structure for air circulation on the endoporus port lid and the exit orifice port lid.
When the exit orifice port lid is removed, the adsorbing material can be taken from the port of the adsorbing material protection structure
Go out.
The adsorbing material be molecular sieve, fibre active carbon filter screen, cellular activated carbon filter screen or granular active carbon in extremely
Few one kind.
The ball float adopts lightweight elastomeric material, and the quality of the ball float is 0.1~5g.
This utility model further discloses a kind of direct cooling refrigerator or refrigerator-freezer, is mounted therein with above-mentioned air pressure balance dress
Put.The air-pressure balancing device is embedded in the foaming layer of direct cooling refrigerator or refrigerator-freezer, and makes the vertical duct of floating ball valve structure keep perpendicular
Directly (perpendicular to ground), the endoporus port lid is from indoor between the low temperature of direct cooling refrigerator or refrigerator-freezer, and the exit orifice port lid is from straight
Cold refrigerator or refrigerator-freezer are outer visible.
Air-pressure balancing device of the present utility model similar to a connecting pipe, for connecting the low of direct cooling refrigerator or refrigerator-freezer
Warm compartment (generally referring to less than 0 DEG C) and outside air.During installation, floating ball valve structure is located near the side of low temperature compartment;Inhale
Enclosure material protection structure is located near extraneous side.Exit orifice port lid can be removed from outside direct cooling refrigerator or refrigerator-freezer.
Air-pressure balancing device of the present utility model realizes the balance of room pressure between low temperature using ball float principle.When between low temperature
Room pressure is reduced, and when ball float gravity is more than with extraneous pressure reduction, at the ball lid that ball float is picked up at the top of vertical duct, makes to float
Gas passage is formed between ball valve entrance and ball float valve outlet port;Outside air is Jing after adsorbing material dried, then Jing ripples are soft
Pipe, floating ball valve structure enter indoor between low temperature, are balanced room pressure between low temperature.When low temperature compartment is less than with the pressure reduction in the external world
During ball float gravity, ball float falls back to the bottom of vertical duct under gravity, block ball float valve inlet, it is to avoid outside cold air
Let out.
Compared with the prior art, the beneficial effects of the utility model are embodied in:
Air-pressure balancing device of the present utility model, effectively realizes transient equilibrium direct cooling refrigerator or ice using ball float principle
The effect of room pressure between cabinet low temperature, and after pressure equalization, ball float falls to blocking gas passage naturally, it is to avoid cool air leakage
The energy waste for causing;In addition, the adsorbing material in this utility model air-pressure balancing device can be taken off, facilitate later regeneration and replace
Change, make device effective for a long time.
Description of the drawings
Fig. 1 is the details explosive view of this utility model air-pressure balancing device;
Fig. 2 is the elevation cross-sectional view (a) and side cutaway view (b) of this utility model air-pressure balancing device;
Fig. 3 is the installation diagram that this utility model air-pressure balancing device is used for direct-cooled refrigerator-freezer, wherein (a) is schematic perspective view,
B () is rearview;
Fig. 4 is the working state schematic representation of this utility model air-pressure balancing device, wherein (a) be elevation cross-sectional view, (b) be
Side cutaway view;
Fig. 5 is another working state schematic representation of this utility model air-pressure balancing device, wherein (a) be elevation cross-sectional view,
B () is side cutaway view;
Label in figure:1 endoporus port lid;2 floating ball valve structures;3 corrugated flexible hoses;4 adsorbing material protection structures;5 exit orifice
Port lid;6 refrigerators;7 refrigerator liner mouths;8 refrigerator low temperature compartments;9 freezer door bodies;21 ball floats;22 ball float valve inlets;23
Ball float valve outlet port;24 side pipes;25 ball lids;26 transition conduits;26a transition pipe ports;31 corrugated flexible hose first ports;32
Corrugated flexible hose second port;41 adsorbing materials;42 adsorbing material transition ports;43 adsorbing material exit orifice;
Specific embodiment
As depicted in figs. 1 and 2, the air-pressure balancing device of the present embodiment includes floating ball valve structure 2 and adsorbing material protection knot
Structure 4, is connected by corrugated flexible hose 3 between floating ball valve structure 2 and adsorbing material protection structure 4.
Floating ball valve structure 2 includes a vertical duct, and ball float 21 is placed with vertical duct;Ball float valve inlet 22 is located at vertical duct
Bottom, ball float valve outlet port 23 be located at vertical duct side wall;Ball float valve outlet port 23 stretches out for side pipe 24, the setting of side pipe top
Endoporus port lid 1;The top of vertical duct is sealed by ball lid 25;Ball float valve inlet 22 is connected and corrugated flexible hose by transition conduit 26
3 one end;Fixed form of the endoporus port lid on side pipe top is not limited, and typically adopts buckle-type or direct insertion.Ball float valve inlet and
Diameter of the diameter of ball float valve outlet port less than ball float, ball float valve inlet are vertical with the direction of ball float valve outlet port.Floating ball valve structure
Overall similar Z-shaped, when being installed in refrigerator/freezer, being opened to of its side pipe top is directed towards low temperature compartment, its angle and
Shape is according to depending on the different lining mouth of refrigerator/freezer and inner-tube structure.The transition pipe port 26a of transition conduit and corrugated flexible hose
First port 31 can be coordinated using screw thread as depicted.
Adsorbing material 41, the adsorbing material transitioning end of adsorbing material protection structure 4 are placed with adsorbing material protection structure 4
42 connection of mouth and corrugated flexible hose second port 32;The adsorbing material exit orifice 43 of adsorbing material protection structure 4 arranges exit orifice port lid 5;
Adsorbing material 41 is contained in pipe barrel structure, is then placed in adsorbing material protection structure 4.Exit orifice port lid 5 passes through
It is direct insertion to coordinate with adsorbing material exit orifice 43, dismounting that can be artificial.When exit orifice port lid 5 is removed, adsorbing material 41 can pass through
Pipe barrel structure is integrally taken out from adsorbing material exit orifice 43.When being installed in refrigerator, adsorbing material exit orifice 43 is opened to the external world.
All it is provided with endoporus port lid 1 and exit orifice port lid 5 for the engraved structure for air circulation, engraved structure can be with
It is designed as various patterns.
Adsorbing material 41 can be in molecular sieve, fibre active carbon filter screen, cellular activated carbon filter screen or granular active carbon
At least one.
Ball float 21 adopts lightweight elastomeric material, and quality is in 0.1~5g.
The air-pressure balancing device of the present embodiment is may be mounted in direct cooling refrigerator or refrigerator-freezer, for balancing Indoor Air between low temperature
Pressure.Specifically mounting means is:Air-pressure balancing device is embedded in the foaming layer of direct cooling refrigerator or refrigerator-freezer, and makes the perpendicular of floating ball valve structure
Keep on vertically (perpendicular to ground) to pipe, endoporus port lid from indoor between the low temperature of direct cooling refrigerator or refrigerator-freezer, exit orifice port lid from
Direct cooling refrigerator or refrigerator-freezer are outer visible.
By taking refrigerator-freezer as an example, the operation principle of the present embodiment air-pressure balancing device is introduced.As shown in figure 3, air-pressure balancing device
In refrigerator-freezer 6, air-pressure balancing device starts all to be embedded in foam of refrigerator layer up to adsorbing material exit orifice from side pipe, is
It is sightless.Visible only endoporus port lid 1 and exit orifice port lid 5, general endoporus port lid 1 are arranged at refrigerator liner mouth 7.Ball float
Valve arrangement may be located at any suitable location of any one side of refrigerator.Floating ball valve structure has directivity, it is ensured that A-A centrages
It is perpendicular to the ground.
As shown in figure 4, when refrigerator freezes, the reduced pressure of refrigerator low temperature compartment 8 is more than ball float with ambient pressure difference
21 gravity, at the ball lid that ball float is picked up at the top of vertical duct, the ball float valve inlet blocked by ball float originally is opened, and makes to float
Gas passage is formed between ball valve entrance and ball float valve outlet port;Outside air is Jing after adsorbing material dried, then Jing ripples are soft
Pipe, floating ball valve structure enter indoor between low temperature, are balanced room pressure between low temperature.In figure, the direction of arrow represents airflow direction.
As shown in figure 5, when low temperature compartment is less than ball float gravity with extraneous pressure reduction, ball float falls back to vertical duct under gravity
Bottom, blocks ball float valve inlet, gas passage between ball float valve inlet and ball float valve outlet port is closed, it is to avoid outside cold air
Let out.The process can pressure in rapid equalisation refrigerator, reduce refrigerator enabling pulling force.
After unlatching, extraneous hot-air is entered in refrigerator low temperature compartment 8, after turning off freezer door body 9 freezer door body 9, heat
Air is cooled, and volume is reduced, and causes room pressure between refrigerator low temperature to reduce rapidly, and secondary enabling and its laborious shape occur
Condition, this utility model can be very good to solve the problem.
After device work a period of time, moisture of the adsorbing material 41 due to continuous absorption in the air of device,
There is saturated phenomenon, now, remove exit orifice port lid 5, take out adsorbing material 41, regenerated or changed.When such as adopting activated carbon,
Can be regenerated by solar exposure, air-dry method.
Claims (7)
1. a kind of air-pressure balancing device, it is characterised in that:The air-pressure balancing device includes floating ball valve structure (2) and adsorbing material
Protection structure (4), between the floating ball valve structure (2) and the adsorbing material protection structure (4) by corrugated flexible hose (3) even
It is logical.
2. air-pressure balancing device according to claim 1, it is characterised in that:The floating ball valve structure (2) is vertical including one
Pipe, is placed with ball float (21) in the vertical duct;Ball float valve inlet (22) is positioned at the bottom of the vertical duct, ball float valve outlet port
(23) positioned at the side wall of the vertical duct;The ball float valve outlet port (23) stretches out for side pipe (24), in side pipe top is arranged
Hole port lid (1);The top of the vertical duct is sealed by ball lid (25);The ball float valve inlet (22) is by transition conduit (26)
Connection and one end of corrugated flexible hose (3);
Adsorbing material (41), one end of the adsorbing material protection structure (4) are placed with the adsorbing material protection structure (4)
Connect the other end with the corrugated flexible hose (3);The other end of the adsorbing material protection structure (4) arranges exit orifice port lid (5);
All it is provided with for the engraved structure for air circulation on the endoporus port lid (1) and the exit orifice port lid (5).
3. air-pressure balancing device according to claim 2, it is characterised in that:It is when the exit orifice port lid (5) is removed, described
Adsorbing material (41) can be taken out from the port of the adsorbing material protection structure (4).
4. air-pressure balancing device according to claim 2, it is characterised in that:The adsorbing material (41) is molecular sieve, fibre
At least one in dimension active carbon filter screen, cellular activated carbon filter screen or granular active carbon.
5. air-pressure balancing device according to claim 2, it is characterised in that:The ball float (21) is using lightweight rubber material
Material, the quality of the ball float (21) is 0.1~5g.
6. a kind of direct cooling refrigerator or refrigerator-freezer, it is characterised in that:Install in the direct cooling refrigerator or refrigerator-freezer just like claim 2~
Air-pressure balancing device in 5 described in any one.
7. direct cooling refrigerator according to claim 6 or refrigerator-freezer, it is characterised in that:The air-pressure balancing device is embedded in direct-cooled ice
In the foaming layer of case or refrigerator-freezer, and the vertical duct of floating ball valve structure (2) is made to keep vertical, the endoporus port lid (1) is from direct-cooled ice
Indoor visible between the low temperature of case or refrigerator-freezer, the exit orifice port lid (5) is outer from direct cooling refrigerator or refrigerator-freezer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621025894.0U CN206073556U (en) | 2016-08-31 | 2016-08-31 | A kind of air-pressure balancing device and the direct cooling refrigerator or refrigerator-freezer based on which |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621025894.0U CN206073556U (en) | 2016-08-31 | 2016-08-31 | A kind of air-pressure balancing device and the direct cooling refrigerator or refrigerator-freezer based on which |
Publications (1)
Publication Number | Publication Date |
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CN206073556U true CN206073556U (en) | 2017-04-05 |
Family
ID=58436231
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201621025894.0U Active CN206073556U (en) | 2016-08-31 | 2016-08-31 | A kind of air-pressure balancing device and the direct cooling refrigerator or refrigerator-freezer based on which |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106196863A (en) * | 2016-08-31 | 2016-12-07 | 合肥美菱股份有限公司 | A kind of air-pressure balancing device and direct cooling refrigerator based on it or refrigerator-freezer |
CN107270616A (en) * | 2017-06-27 | 2017-10-20 | 安徽康佳同创电器有限公司 | Refrigerator compartment pressure equaliser and refrigerator |
CN109405401A (en) * | 2018-10-17 | 2019-03-01 | 合肥华凌股份有限公司 | The shell and refrigeration equipment of refrigeration equipment |
-
2016
- 2016-08-31 CN CN201621025894.0U patent/CN206073556U/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106196863A (en) * | 2016-08-31 | 2016-12-07 | 合肥美菱股份有限公司 | A kind of air-pressure balancing device and direct cooling refrigerator based on it or refrigerator-freezer |
CN106196863B (en) * | 2016-08-31 | 2019-08-23 | 长虹美菱股份有限公司 | A kind of air-pressure balancing device and direct cooling refrigerator or refrigerator-freezer based on it |
CN107270616A (en) * | 2017-06-27 | 2017-10-20 | 安徽康佳同创电器有限公司 | Refrigerator compartment pressure equaliser and refrigerator |
CN109405401A (en) * | 2018-10-17 | 2019-03-01 | 合肥华凌股份有限公司 | The shell and refrigeration equipment of refrigeration equipment |
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GR01 | Patent grant | ||
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 230601 No. 2163 Lianhua Road, Hefei economic and Technological Development Zone, Anhui Patentee after: Changhong MeiLing Limited by Share Ltd Address before: 230061 No. 2163 Lianhua Road, Hefei economic and Technological Development Zone, Anhui Patentee before: Hefei Meiling Co., Ltd. |