CN105783381A - Air pressure balancing device and refrigerating device - Google Patents
Air pressure balancing device and refrigerating device Download PDFInfo
- Publication number
- CN105783381A CN105783381A CN201610224956.9A CN201610224956A CN105783381A CN 105783381 A CN105783381 A CN 105783381A CN 201610224956 A CN201610224956 A CN 201610224956A CN 105783381 A CN105783381 A CN 105783381A
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- China
- Prior art keywords
- caisson
- air
- air pressure
- storeroom
- balancing device
- 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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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/042—Air treating means within refrigerated spaces
- F25D17/047—Pressure equalising 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
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/04—Preventing the formation of frost or condensate
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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
- F25D23/00—General constructional features
- F25D23/10—Arrangements for mounting in particular locations, e.g. for built-in type, for corner type
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The invention discloses an air pressure balancing device and a refrigerating device, relating to the technical field of refrigeration and aiming at solving the problems that the inside of the refrigerating device is frosted and energy consumption rises due to air pressure inside and outside a balancing refrigeration device in the prior art. The air pressure balancing device comprises an air pressure balancing pipeline for balancing the air pressure inside and outside a storage chamber of the refrigerating device and a closed air storage device which is tightly connected to an outer port of the air pressure balancing device; and when the air pressure in the air storage device is greater than that in the storage chamber, and the air pressure difference reaches a preset value, gases in the air storage device can enter into the storage chamber from the air pressure balancing pipeline. The air pressure balancing device disclosed by the invention is used for adjusting the air pressure inside and outside the refrigerating device.
Description
Technical field
The present invention relates to refrigeration technology field, particularly relate to a kind of air-pressure balancing device and refrigerating plant.
Background technology
At present, the refrigerating plant such as refrigerator or refrigerator freezes due to its inner chamber, can store food in any season, more and more be used by people.Along with improving constantly of production technology level, the bore seal of refrigerating plant is greatly improved, but, after refrigerating plant freezes a period of time, because in it, cavity temperature declines, air pressure inside also can decline therewith, at this moment, atmospheric pressure forms pressure differential more than the air pressure of refrigerating plant inner chamber, this pressure differential acts on the door of refrigerating plant, now, when opening refrigerator door, need to overcome the suction of pressure differential and door seal, user is made to open the door relatively elaborate, especially the door opened from above, also need to overcome self gravitation, easily occur that the phenomenon that refrigerator door is not opened occurs.
Existing solution refrigerator door is difficult to the method for problem of opening as shown in Figure 1, disclose a kind of refrigerator structure, including casing 01 and door body 02, strip of paper used for sealing 03 it is provided with between casing 01 and door body 02, also include the passage 04 being located between strip of paper used for sealing 03 and door body 02, the inner chamber of refrigerator is in communication with the outside by passage 04, to reach the purpose of balanced system device for cooling external and internal pressure, makes refrigerator door 03 be easier to open.
But, such scheme exists problems with, owing to the inner chamber of refrigerating plant connects with the external world, extraneous damp-heat air can enter inner chamber always, and on the one hand, cavity temperature can raise, and refrigerating plant needs persistently refrigeration to reduce interior cavity temperature, add the energy consumption of refrigerating plant, on the other hand, extraneous damp-heat air enters inner chamber, can cause inner chamber frosting or evaporimeter frosting.Concrete, for direct-cooling type refrigerating plant, when extraneous damp-heat air enters inner chamber, refrigerating plant inner chamber frosting can be made after running into inner chamber cold air, user is needed manually to defrost, for air cooling refrigeration device, due to the entrance of damp-heat air, cause that circulating cold air is accelerated, and then evaporimeter frosting, accordingly, it would be desirable to improve the frequency of vaporizer defrosting, defrosting is generally adopted electric energy mode at present, directly increases energy resource consumption.
Summary of the invention
Embodiments of the invention provide a kind of air-pressure balancing device and refrigerating plant, to solve prior art causes frosting inside refrigerating plant due to balanced system device for cooling inner and outer air pressure, and the problem that energy consumption rises.
For reaching above-mentioned purpose, embodiments of the invention adopt the following technical scheme that
A kind of air-pressure balancing device, including the air pressure balance pipeline for balanced system device for cooling storeroom inner and outer air pressure, and it is sealedly attached to the caisson of the closing of described air pressure balance pipeline external port, when the air pressure in described caisson reaches preset value more than the air pressure in described storeroom and draught head, the gas in described caisson can be entered in described storeroom by described air pressure balance pipeline.
nullThe air-pressure balancing device that the embodiment of the present invention provides，Owing to being provided with air pressure balance pipeline，And the caisson of closing it is sealedly connected with in the external port of air pressure balance pipeline，Compartment interior air pressure reduces due to refrigeration，When the air pressure in caisson is more than the air pressure in storeroom、And draught head is when reaching preset value，Gas in caisson can be entered in storeroom by air pressure balance pipeline，Make storeroom and the air pressure balance in caisson，And then the air pressure inside and outside storeroom is close to balancing，Because when storeroom reaches preset value with the draught head in caisson，Gas in caisson could pass through air pressure balance pipeline and enter in described storeroom，And caisson and the external world seal，So，Compared to existing technology，The gas being entered compartment interior by air pressure balance pipeline is relatively fewer，And be not extraneous damp-heat air，And then substantial amounts of damp-heat air will not be brought into，It is possible to prevent internal frosting，Reduce the energy consumption of refrigerating plant.
On the other hand, the embodiment of the present invention also provides for a kind of refrigerating plant, including storeroom and for opening or close the door body of described storeroom, also includes above-mentioned air-pressure balancing device.
The refrigerating plant that the embodiment of the present invention provides, owing to being provided with air pressure balance pipeline, storeroom inner and outer air pressure can be balanced, and caisson and the external world seal, the gas being entered compartment interior by air pressure balance pipeline is relatively fewer, and is not the damp-heat air in the external world, and then will not bring substantial amounts of damp-heat air into, it is possible to prevent internal frosting, reduces the energy consumption of refrigerating plant.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below the accompanying drawing used required during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is a kind of refrigerator structure schematic diagram of prior art；
Fig. 2 is the decomposition texture schematic diagram of embodiment of the present invention air-pressure balancing device；
Fig. 3 is the structural representation of embodiment of the present invention refrigerating plant door body；
Fig. 4 is the structural representation of air pressure balance pipeline in embodiment of the present invention air-pressure balancing device；
Fig. 5 is that in embodiment of the present invention air-pressure balancing device, caisson is decomposition texture schematic diagram during flexible material making.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present invention one air-pressure balancing device and refrigerating plant are described in detail.
In describing the invention, it will be appreciated that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ", " outward " be based on orientation shown in the drawings or position relationship; be for only for ease of the description present invention and simplifying and describe; rather than instruction or imply indication device or element must have specific orientation, with specific azimuth configuration and operation, be therefore not considered as limiting the invention.
A kind of air-pressure balancing device that the embodiment of the present invention provides, as shown in Figure 2 and Figure 4, including the air pressure balance pipeline 3 for balanced system device for cooling storeroom 1 inner and outer air pressure, and it is sealedly attached to the caisson 4 of the closing of described air pressure balance pipeline 3 external port, when the air pressure in caisson 4 reaches preset value more than the air pressure in storeroom 1 and draught head, the gas in caisson 4 can be entered in storeroom 1 by air pressure balance pipeline 3.
nullThe air-pressure balancing device that the embodiment of the present invention provides，Owing to being provided with air pressure balance pipeline 3，And it is tightly connected Packed caisson 4 in the external port of air pressure balance pipeline 3，Storeroom 1 air pressure inside reduces due to refrigeration，When the air pressure in caisson 4 is more than the air pressure in storeroom 1、And during draught head arrival preset value，Gas in caisson 4 can be entered in storeroom 1 by air pressure balance pipeline 3，Make storeroom 1 and the air pressure balance in caisson 4，And then the air pressure inside and outside storeroom 1 is close to balancing，Because when storeroom 1 reaches preset value with the draught head in caisson 4，Gas in caisson 4 could pass through air pressure balance pipeline 3 and enter in storeroom 1，And caisson 4 seals with extraneous，So，Compared to existing technology，The gas entered within storeroom 1 by air pressure balance pipeline 3 is relatively fewer，And be not extraneous damp-heat air，And then substantial amounts of damp-heat air will not be brought into，It is possible to prevent the internal frosting of storeroom 1，Reduce the energy consumption of refrigerating plant.
It should be noted that the storeroom of general refrigerating plant includes cold room and refrigerating chamber, compare, refrigerating chamber cryogenic temperature is relatively low, its air pressure inside and external pressure difference are relatively big, and door body stubborn phenomenon ratio is more serious, and cold room internal-external temperature difference is less, and then draught head is less, the stubborn problem of door body is relatively light, therefore, in order to save cost, only air-pressure balancing device can be set inside and outside refrigerating chamber, solve the stubborn problem of door body.
The refrigerating plant that the embodiment of the present invention provides, the position of caisson 4 can be arranged as required flexibly, for instance, in order to not affect outward appearance, caisson 4 can be arranged on the place that the users such as sidewall or the back side of refrigerating plant are not readily apparent.Owing to the gas capacity of caisson 4 is limited, after carrying out pressure balance several times with storeroom 1 inside, gas in caisson 4 reduces, the problem being likely to produce caisson 4 internal gas pressure insufficient pressure, therefore, in order to solve the problems referred to above, and the outer wall of caisson 4 is thermally conductive, the outer wall of caisson 4 and storeroom 1 are provided with the sidewall laminating of condensing tube, and condensing tube is arranged in the foaming layer of storeroom 1 sidewall.The condensing tube of refrigerating plant operationally dispels the heat, when condensing tube is arranged in the foaming layer of storeroom 1 sidewall, caisson 4 and the sidewall being provided with condensing tube can be fitted, so, heat transfer by caisson outer wall, gas temperature in caisson 4 can be made to raise, and then the air pressure in increase caisson, so, the problem solving caisson 4 internal gas pressure insufficient pressure, can ensure that the air pressure in caisson 4 is more than the air pressure in storeroom 1, when draught head reaches preset value, gas in caisson 4 can be filled 3 by air pressure balance and put in entrance storeroom 1, storeroom 1 is made to keep balance with the air pressure in caisson 4.
In order to the gas in caisson 4 can being supplemented, as shown in Figure 4, air pressure balance pipeline 3 includes communicating pipe 31 and the film tube 32 being arranged in communicating pipe 31, one end of communicating pipe 31 connects with the inside of storeroom 1, the other end connects with caisson 4, the two ends of film tube 32 are open mode and the inwall with communicating pipe 31 is tightly connected for one week, the middle part inwall naturalness of film tube 32 is in laminating shape, when the air pressure in storeroom 1 is identical with the air pressure in caisson 4, the film tube 32 inwall in laminating shape can stop the gas in storeroom 1 mutually to circulate with the gas in caisson 4；When the air pressure in caisson 4 reaches preset value more than the air pressure in storeroom 1 and draught head, the gas in caisson 4 can strut film tube 32 and in the inwall of laminating shape and enter in storeroom 1.
In the above-described embodiments, the two ends of the film tube 32 in air pressure balance pipeline 3 are open mode, and middle part inwall naturalness is in laminating shape, and so, air pressure balance pipeline 3 can bidirectional balanced air pressure.Specifically, when the air pressure in storeroom 1 is identical with the air pressure in caisson 4, the film tube 32 inwall in laminating shape can stop the gas in storeroom 1 mutually to circulate with the gas in caisson 4；When the air pressure in caisson 4 reaches preset value more than the air pressure in storeroom 1 and draught head, the gas in caisson 4 can strut film tube 32 and in the inwall of laminating shape and enter in storeroom 1；In time opening and close refrigerating plant door body 2, portion of air can be brought into and enter in storeroom 1, now the air pressure in storeroom 1 is more than the air pressure in caisson 4, if draught head reaches preset value, gas in storeroom 1 can strut the film tube 32 inwall in laminating shape, the air making this part unnecessary can add in caisson 4, so, realize the gas in caisson 4 is supplemented, caisson 4 recycles the internal air that relative temperature is relatively low and water capacity is few of storeroom 1, prevent the internal frosting of refrigerating plant further, reduce the energy consumption of refrigerating plant.It should be noted that close the door after the gas that action supplements in caisson 4 by user, the air pressure in caisson 4 can keep balance even above storeroom 1 air pressure inside with storeroom 1 air pressure inside.
When the air pressure in caisson 4 is more than the air pressure in storeroom 1, and draught head is when reaching preset value, gas in caisson 4 struts film tube 32 and enters in described storeroom 1, this depends primarily on the surface tension of film tube 32, therefore, the material selection of film tube 32 is particularly important, in order to be able to meet the laminating naturally of film tube 32 and the duty softened by draught head, the material of film tube 32 can be natural emulsion, silica gel, polyurethane or polyurethane, after adopting above material, the laminating naturally of film tube 32 and the duty softened by draught head can be met, simultaneously, film tube 32 can be made to thinner, and good toughness, it is not easily broken.In order to ensure that film tube 32 can just be opened when storeroom 1 inner and outer air pressure difference reaches preset value, film tube 32 can be carried out surface treatment, to change the surface tension of film tube 32.
In order to communicating pipe 31 easily assembles, as shown in Figure 4, including interior pipe 311 and outer tube 312 communicating pipe 31, interior pipe 311 and outer tube 312 partly overlap socket, and communicating pipe 31 mouth of pipe is positioned at pipe 311 end, and another mouth of pipe is positioned at outer tube 312 end.So, when installing communicating pipe 31, interior pipe 311 and outer tube 312 can be loaded from compartment interior and outside respectively, it is assemblied together again, convenient for assembly, after installing air pressure balance pipeline 3, refrigerating plant to enter foamed process and foam, in order to prevent the casing foamed material when foaming from entering communicating pipe 31, blocking communicating pipe 31, partly overlap socket by interior pipe 311 and outer tube 312.
Communicating pipe 31 is divided into two parts to assemble, and the mode of its connection can have multiple, for instance, interior pipe 311 and outer tube 312 are threaded connection；Or interior pipe 311 and outer tube 312 are by buckle structure clamping.
In order to ensure will not enter in caisson 4 damp-heat air in the external world, as in figure 2 it is shown, be provided with sealing ring 5 between the outer spout of the air inlet of caisson 4 and communicating pipe 31.Adopting sealing ring 5 to be sealed the outer spout junction of the air inlet of caisson 4 with communicating pipe 31, make air in caisson 4 be isolated from the outside, extraneous damp-heat air will not enter in caisson 4.
It should be noted that it is multiple to make the implementation that in caisson 4, air is isolated from the outside have, for instance caisson 4 is bonding with communicating pipe 31 or one-body molded, so can ensure that the sealing of caisson 4；Or caisson 4 adopted with communicating pipe 31 threaded；Or caisson 4 is passed through buckle clamping with communicating pipe 31.Compare, bonding and integrated mode is cumbersome when making, threaded mode needs to rotate caisson when mounted, take up room bigger, and not easily operate, the mode easy installation and removal of buckle clamping, arranges the method that sealing ring 5 seals simply effective in buckle, it is easy to accomplish.
The refrigerating plant that the embodiment of the present invention provides, as in figure 2 it is shown, caisson 4 can be made by hard material.Adopt caisson 4 impact resistant that hard material makes, it is hardly damaged, its concrete shape can as desired to determine, for instance, as shown in Figure 2, in order to more effectively utilize the heat of refrigerating plant condensing tube, caisson 4 is arranged to platy structure so that it is refrigerating plant sidewall can be close to, so, gas in caisson 4 is relatively big by condensing tube heating surface (area) (HS, makes caisson 4 internal gas pressure increase effect more preferably.
In order to be fixed by caisson, can adopt the mode pasted or rivet, but such mode is not quick detachable, and the maintenance of caisson is caused unnecessary trouble, therefore, caisson 4 is fixed on the sidewall of storeroom 1 by screw.The caisson 4 being screwed, easy for installation, and can arbitrarily dismantle, conveniently to the maintaining of caisson 4 or replacing.
The refrigerating plant that the embodiment of the present invention provides, as it is shown in figure 5, caisson 4 is made by flexible material.The caisson adopting flexible material to make, compares the caisson that hard material makes, lightweight, after inner air can be discharged, flexible folding, takes up room little, it is simple to storage and transport.Owing to caisson 4 adopts flexible material to make, its connected mode with communicating pipe 31 can be buckle clamping, it is also possible to be threaded.Owing to caisson 4 adopts flexible material to make, the barrier propterty of himself is poor, and therefore, as it is shown in figure 5, caisson 4 outer cup is provided with cover plate 6, cover plate 6 is fixed on the sidewall of storeroom 1.Cover plate 6 can be fixed by screws on the sidewall of storeroom 1, and protection caisson 4 will not damage because of collision.
The refrigerating plant that the embodiment of the present invention provides, the volume of caisson 4 is too little, it is likely to not enough so that storeroom 1 inside and outside air pressure balance, the volume of caisson 4 is too big, taking up room and become overall weight that is big and that add refrigerating plant, the material making caisson 4 is also relatively many, therefore, volume size according to usually refrigerating plant material storage room 1, the volume arranging caisson 4 is 2～3 liters.It should be noted that, the volume of caisson 4 is 2～3 liters, for most of refrigerating plants, but, for the refrigerating plant that some reservoir volume are bigger, the volume of its caisson also should be relatively big, same, for the refrigerating plant that some reservoir volume are less, the volume of its caisson also should be less.
In order to prevent compartment interior frosting further, in the gas flow path of air-pressure balancing device, it is provided with desiccant.As such, it is possible to effectively reduce the humidity of gas in storeroom 1 and caisson 4, reducing the probability of compartment interior frosting, desiccant is reused after can taking out replacing after using a period of time or drying, and using method is simple and environmental protection.Desiccant can be placed in compartment interior, or inside caisson, or inside air pressure balance pipeline.
The embodiment of the present invention also provides for a kind of refrigerating plant on the other hand, with reference to Fig. 2 and Fig. 3, including storeroom 1 and for opening or close the door body 2 of described storeroom 1, also includes above-mentioned air-pressure balancing device.
The refrigerating plant that the embodiment of the present invention provides, owing to being provided with air pressure balance pipeline 3, storeroom 1 inner and outer air pressure can be balanced, and caisson 4 seals with extraneous, the gas entered within storeroom 1 by air pressure balance pipeline 3 is relatively fewer, and is not the damp-heat air in the external world, and then will not bring substantial amounts of damp-heat air into, it is possible to prevent internal frosting, reduces the energy consumption of refrigerating plant.
The refrigerating plant that the embodiment of the present invention provides, other beneficial effects are same as the previously described embodiments, do not repeat them here.
These are only the specific embodiment of the present invention; but protection scope of the present invention is not limited thereto; any those familiar with the art in the technical scope that the invention discloses, the change that can readily occur in or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain described in claim.
Claims (10)
1. an air-pressure balancing device, it is characterized in that, including the air pressure balance pipeline for balanced system device for cooling storeroom inner and outer air pressure, and it is sealedly attached to the caisson of the closing of described air pressure balance pipeline external port, when the air pressure in described caisson reaches preset value more than the air pressure in described storeroom and draught head, the gas in described caisson can be entered in described storeroom by described air pressure balance pipeline.
2. air-pressure balancing device according to claim 1, it is characterized in that, the outer wall of described caisson is thermally conductive, and the outer wall of described caisson and described storeroom are provided with the sidewall laminating of condensing tube, and described condensing tube is arranged in the foaming layer of described storeroom sidewall.
3. air-pressure balancing device according to claim 1, it is characterized in that, described air pressure balance pipeline includes communicating pipe and is arranged at the film tube in described communicating pipe, one end of described communicating pipe connects with the inside of described storeroom, the other end connects with described caisson, the two ends of described film tube are open mode and the inwall with described communicating pipe is tightly connected for one week, the middle part inwall naturalness of described film tube is in laminating shape, when the air pressure in described storeroom is identical with the air pressure in described caisson, the described film tube inwall in laminating shape can stop the gas in described storeroom mutually to circulate with the gas in described caisson；When the air pressure in described caisson reaches preset value more than the air pressure in described storeroom and draught head, the gas in described caisson can strut described film tube and in the inwall of laminating shape and enter in described storeroom.
4. air-pressure balancing device according to claim 3, it is characterised in that be provided with sealing ring between air inlet and the outer spout of described communicating pipe of described caisson.
5. the air-pressure balancing device according to any one of claims 1 to 3, it is characterised in that described caisson is made by hard material.
6. air-pressure balancing device according to claim 5, it is characterised in that described caisson is fixed on the sidewall of described storeroom by screw.
7. the air-pressure balancing device according to any one of claims 1 to 3, it is characterised in that described caisson is made by flexible material, described caisson outer cup is provided with cover plate, and described cover plate is fixed on the sidewall of described storeroom.
8. the air-pressure balancing device according to any one of claims 1 to 3, it is characterised in that the volume of described caisson is 2～3 liters.
9. the air-pressure balancing device according to any one of claims 1 to 3, it is characterised in that be provided with desiccant in the gas flow path of described air-pressure balancing device.
10. a refrigerating plant, including storeroom and for opening or cut out the door body of described storeroom, it is characterised in that also include the air-pressure balancing device according to any one of claim 1～9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610224956.9A CN105783381B (en) | 2016-04-11 | 2016-04-11 | A kind of air-pressure balancing device and refrigerating plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610224956.9A CN105783381B (en) | 2016-04-11 | 2016-04-11 | A kind of air-pressure balancing device and refrigerating plant |
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| Publication Number | Publication Date |
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| CN105783381A true CN105783381A (en) | 2016-07-20 |
| CN105783381B CN105783381B (en) | 2018-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610224956.9A Active CN105783381B (en) | 2016-04-11 | 2016-04-11 | A kind of air-pressure balancing device and refrigerating plant |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106907895A (en) * | 2017-04-18 | 2017-06-30 | 上海海洋大学 | A kind of New-style refrigeration house pressure balance window |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09269176A (en) * | 1996-03-29 | 1997-10-14 | Showa Alum Corp | Electric heater wiring mounting structure at body of inner and outer pressure equilibrating apparatus for refrigerator |
| CN102645072A (en) * | 2012-05-16 | 2012-08-22 | 合肥美的荣事达电冰箱有限公司 | Air pressure balancing device and refrigeration equipment with same |
| CN103925760A (en) * | 2014-03-28 | 2014-07-16 | 合肥华凌股份有限公司 | Refrigeration equipment |
| CN205536877U (en) * | 2016-04-11 | 2016-08-31 | 海信容声(广东)冷柜有限公司 | Pressure balance device and refrigerating plant |
-
2016
- 2016-04-11 CN CN201610224956.9A patent/CN105783381B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09269176A (en) * | 1996-03-29 | 1997-10-14 | Showa Alum Corp | Electric heater wiring mounting structure at body of inner and outer pressure equilibrating apparatus for refrigerator |
| CN102645072A (en) * | 2012-05-16 | 2012-08-22 | 合肥美的荣事达电冰箱有限公司 | Air pressure balancing device and refrigeration equipment with same |
| CN103925760A (en) * | 2014-03-28 | 2014-07-16 | 合肥华凌股份有限公司 | Refrigeration equipment |
| CN205536877U (en) * | 2016-04-11 | 2016-08-31 | 海信容声(广东)冷柜有限公司 | Pressure balance device and refrigerating plant |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106907895A (en) * | 2017-04-18 | 2017-06-30 | 上海海洋大学 | A kind of New-style refrigeration house pressure balance window |
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| CN105783381B (en) | 2018-03-30 |
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