CN104457096A - Refrigerator with freezing and blocking prevention air duct structure - Google Patents
Refrigerator with freezing and blocking prevention air duct structure Download PDFInfo
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- CN104457096A CN104457096A CN201410716668.6A CN201410716668A CN104457096A CN 104457096 A CN104457096 A CN 104457096A CN 201410716668 A CN201410716668 A CN 201410716668A CN 104457096 A CN104457096 A CN 104457096A
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- air channel
- air
- refrigerator
- flow guiding
- dummy club
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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
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
- F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/14—Collecting or removing condensed and defrost water; Drip trays
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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
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
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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
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
- F25D2317/063—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation with air guides
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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
- F25D2321/00—Details or arrangements for defrosting; Preventing frosting; Removing condensed or defrost water, not provided for in other groups of this subclass
- F25D2321/14—Collecting condense or defrost water; Removing condense or defrost water
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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 relates to a household electric appliance, in particular to a refrigerator with a freezing and blocking prevention air duct structure. The refrigerator comprises a first storage chamber and a second storage chamber, wherein the first storage chamber is formed above the second storage chamber; an evaporator is arranged in the first storage chamber. The refrigerator further comprises a first air duct positioned in the first storage chamber and a second air duct positioned in the second storage chamber, wherein the first air duct is communicated with a space in the vicinity of the evaporator; an air supply passage is formed between the first and second air ducts; a first flow guide lug boss and water outlets are arranged in the first air duct; the first flow guide lug boss is positioned above the air supply passage to prevent water in the air ducts from flowing into the air supply passage and guide the water to the water outlets. According to the refrigerator, an air duct design for a top-freezing and bottom-cold storage or variable temperature refrigerator is provided, and by the lug boss designed in the air duct, water drops or water flow in the air duct in a freezing chamber can be prevented from flowing to a damper door to be frozen or block the air duct, and the air duct is prevented from being iced and further failing.
Description
Technical field
The present invention relates to a kind of household electrical appliance, particularly relate to a kind of refrigerator with anti-frozen block air channel structure.
Background technology
Even to this day, the use of household electrical appliance is very universal.Refrigerator, as the practical household appliances of one, is favored by user deeply.At present, achieve the wind cooling refrigerator of frostlessization in refrigerator compartment and occupy the very large sales quota in refrigerator market.
Wind cooling refrigerator on the market generally comprises refrigeration (or alternating temperature) room and refrigerating chamber, refrigeration (or alternating temperature) room comprises inner bag and is arranged on refrigeration (or alternating temperature) ducting assembly in inner bag, freezing compartment comprises freezing inner bag and is arranged on the refrigerating chamber ducting assembly in freezing inner bag, refrigeration (or alternating temperature) air channel that refrigeration (or alternating temperature) ducting assembly is formed and the refrigerating chamber air channel UNICOM that refrigerating chamber ducting assembly is formed.Refrigerating chamber ducting assembly generally comprises air channel front shroud and air channel back shroud, is formed with refrigerating chamber air channel between air channel front shroud and air channel back shroud.Air channel front shroud offers air outlet, and air channel back shroud offers air inlet, and air inlet is provided with fan, is also provided with evaporimeter in refrigerating chamber.By the space UNICOM near the air inlet refrigerating chamber air channel offered and evaporimeter.
Be illustrated in figure 1 existing freezing lower refrigeration (or alternating temperature) wind cooling refrigerator refrigerating chamber air channel structure schematic diagram.Existing wind cooling refrigerator refrigerating chamber air channel as shown in Figure 1, comprises refrigerating chamber air channel 101, air inlet 102, fan 103, air outlet 104, air-supply passage 105, air door 106, slide block 107 and water receiving tank 108.Air inlet 102 and air outlet 104 are located in refrigerating chamber air channel 101, and fan 103 is positioned at air inlet 102 place.Air outlet 104 is positioned at air inlet 103 both sides.Air door 106 is located in air-supply passage 105, and slide block 107 is located at air door 106, and sliding slider 107 can regulate the size of ventilating opening between refrigerating chamber air channel 101 and refrigeration (or alternating temperature) air channel, room.During refrigerator work: the effect of the fan 103 that outside air is established by air inlet 102 place after evaporimeter cooling sucks refrigerating chamber air channel 101, then enter refrigeration (or alternating temperature) air channel, room from refrigerating chamber air channel 101 through air-supply passage 105, realize the refrigeration of refrigerator cold-storage (or alternating temperature) room and refrigerating chamber.By air door 106(or slide block 107) air quantity entering refrigeration (or alternating temperature) air channel can be controlled, thus the temperature of adjustment refrigeration (or alternating temperature) room.
In some cases, damp and hot gas can enter refrigerating chamber air channel 101, condenses into water droplet within it.Such as, due to when refrigerator open, fan 103 can quit work, hot-air will through air outlet 104 enter refrigerating chamber air channel 101 inner, steam can condense in the lower refrigerating chamber air channel 101 of temperature, thus forms water droplet or current on the wall of refrigerating chamber air channel 101.At this moment because the design of refrigerator is the below that refrigeration (or alternating temperature) room is positioned at refrigerating chamber, the water droplet produced in refrigerating chamber air channel 101 or current will flow in air-supply passage 105, immediately at air door 106(or slide block 107) near gathering.After refrigerator doors is closed, fan 103 restarts work, refrigerating chamber is lowered the temperature, at air door 106(or slide block 107) water at place just can glaciation, air door 106(or slide block 107) be frozen in, lose the effect regulating refrigeration (or alternating temperature) room temperature, serious may freeze position near air door 106, air-supply passage 105 is blocked completely, refrigeration (or alternating temperature) room, below cannot be lowered the temperature.In another kind of situation, the water flowed down can flow in refrigeration (or alternating temperature) air channel by air door, even overflows outside casing.The normal use having a strong impact on refrigerator of these situations.
Summary of the invention
The technical problem to be solved in the present invention is, provide a kind of refrigerating chamber to be positioned at refrigerator above refrigerating chamber or temperature-changing chamber, it has special construction, the water droplet that produces in refrigerating chamber air channel or current can be avoided to flow to air door and make its frozen or blocking air channel.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
There is provided a kind of refrigerator with anti-frozen block air channel structure, comprise the first storeroom and the second storeroom, described first storeroom is above described second storeroom; Evaporimeter is provided with in described first storeroom;
The described refrigerator with anti-frozen block air channel structure also comprises the first air channel being positioned at the first storeroom and the second air channel being positioned at the second storeroom; Described first air channel offers the first storeroom air outlet, and described second air channel offers the second storeroom air outlet;
Space UNICOM near described first air channel and described evaporimeter;
Described first air channel comprises the air-supply passage for the second air channel transporting cold wind downwards, and described air-supply passage connects the first air channel and the second air channel, and its opening being positioned at the first air channel is opened in the first bottom surface, air channel;
Be provided with the first flow guiding dummy club and delivery port in described first air channel, described first flow guiding dummy club is positioned at described overthe openings, to stop that the water in air channel flows into air-supply passage and is guided to described delivery port.
Described first flow guiding dummy club is positioned at air-supply passage overthe openings, blocks the opening of air-supply passage.Water droplet or the current of generation in refrigerating chamber air channel are low from the top down, the water of air-supply passage opening will be flowed to, flow to described first flow guiding dummy club, and be stopped by described first flow guiding dummy club, collect and be guided to delivery port, keep air-supply passage dry, making ice phenomenon produces.
Improve as one, described first flow guiding dummy club is guided to the inclined-plane of delivery port after being provided with and being collected by the water droplet produced in the first air channel.Flow guiding dummy club is provided with inclined-plane to obtain better water conservancy diversion effect.
Improve as one, described first air channel is made up of air channel front shroud and air channel back shroud, it is characterized in that, tightly fits with air channel front shroud and air channel back shroud respectively in described first flow guiding dummy club both sides.First flow guiding dummy club both sides and air channel front shroud and air channel back shroud are tightly fitted, and make it cover air-supply passage completely on the perspective plane with refrigerating chamber bottom surface, protect air-supply passage better.Preferably, air channel front shroud is also provided with the prominent muscle that matches with the first flow guiding dummy club edge to ensure effect of fitting.
Alternatively, described air-supply passage is positioned at below described first flow guiding dummy club, and described delivery port is located at air-supply passage both sides.The ultimate range at described first flow guiding dummy club two ends is greater than the ultimate range of described opening both sides.The ultimate range at described first flow guiding dummy club two ends is greater than the ultimate range of air-supply passage both sides, makes it cover air-supply passage completely on the perspective plane with refrigerating chamber bottom surface, protects air-supply passage better.
Improve as one, described air-supply passage both sides are provided with the second flow guiding dummy club outstanding in the middle part of the first air channel, and described second flow guiding dummy club is provided with the inclined-plane of water guide water outlet.The setting of the second flow guiding dummy club guarantees to drip to or flow to the current direction delivery port of refrigerating chamber bottom surface but not air-supply passage, to strengthen the protection to air-supply passage.
Preferably, the ultimate range at described first flow guiding dummy club two ends is more than or equal to the distance between the flow guiding dummy club peak of both sides second.Herein for preventing the aqueous reflux dripping to or flow to refrigerating chamber bottom surface to the consideration of air-supply passage, corresponding requirements is set, to obtaining better water conservancy diversion effect to the size of the first flow guiding dummy club.
Alternatively, described first air channel is made up of air channel front shroud and air channel back shroud, it is characterized in that, both sides, refrigerating chamber air channel have one to refrigerating chamber air channel inner outstanding waveform and two waveform configurations outstanding to outside, refrigerating chamber air channel.Due to the setting of the first flow guiding dummy club, the air-flow in refrigerating chamber air channel is flow to create impact to a certain extent.The undulated design in refrigerating chamber air channel is in order to establishing the dividing wind effect of air-flow in air channel of coordinating boss to produce, makes air current flow in refrigerating chamber air channel more smooth and easy, obtains better refrigerating effect.
Preferably, be provided with air inlet, fan and air outlet in described first air channel, air inlet is located at by described fan, it is characterized in that, described first flow guiding dummy club is between air inlet and air-supply passage, and the both sides of described fan are provided with air outlet, air outlet under the both sides of the first flow guiding dummy club.The setting in upper and lower air port makes air-flow in refrigerating chamber air channel exchange outer smooth and easy.
Preferably, described lower air outlet is positioned at the top at first flow guiding dummy club edge immediate with it bottom.Lower air outlet is positioned at above the first flow guiding dummy club, ensures that the current that boss collects can not flow into lower air outlet, makes it block.
Compared with prior art, the invention has the beneficial effects as follows: a kind of Duct design for upper freezing lower refrigeration or heterothermic refrigerator is provided, boss design in air channel can be avoided the water droplet of generation in refrigerating chamber air channel or current to flow to air door and make its frozen or blocking air channel, prevents air channel to lose efficacy because freezing.
Accompanying drawing explanation
Fig. 1 is current refrigerator refrigerating chamber air channel structure schematic diagram;
Fig. 2 is the structural representation of a refrigerator of the present invention embodiment;
Fig. 3 is the structural representation of another embodiment of refrigerator of the present invention;
Fig. 4 is the refrigerating chamber air channel structure schematic diagram of refrigerator shown in Fig. 3;
Fig. 5 is the explosive view in the refrigerating chamber air channel of refrigerator shown in Fig. 3;
Fig. 6 is the structural representation of the another embodiment of refrigerator of the present invention.
Detailed description of the invention
For making object of the present invention, technical scheme and advantage clearly understand, to develop simultaneously embodiment referring to accompanying drawing, the present invention is described in more detail.
Embodiment 1:
As shown in Figure 2, the invention provides a kind of refrigerator, comprising: refrigerating chamber 1, refrigerating chamber 2, refrigerating chamber is positioned at the top of refrigerating chamber.Refrigerating chamber 1 is provided with refrigerating chamber air channel 111, i.e. the first air channel.Refrigerating chamber air channel 21 is provided with, i.e. the second air channel in refrigerating chamber.Refrigerating chamber air channel 111 is provided with air inlet 112, air outlet 121, fan 122, the first flow guiding dummy club 116 and delivery port 118.Air inlet 112 is positioned at the position near refrigerating chamber 1 end face.
Refrigerating chamber air channel 21 and refrigerating chamber air channel 111 are by air-supply passage 113 UNICOM.The opening of supply air duct and junction, freezing air channel is positioned on the bottom surface in freezing air channel, i.e. on the restriction face of bottom, freezing air channel.
Air outlet 211 is provided with in refrigerating chamber air channel 21.
Refrigerating chamber 1 is also provided with evaporimeter (not shown in FIG.).Generally be arranged in refrigerating chamber, the rear in freezing air channel.
Air-supply passage 113 is also provided with between refrigerating chamber air channel 111 and refrigerating chamber air channel 21.Refrigerating chamber air inlet is provided with fan 122.
First flow guiding dummy club 116 is positioned at the top of the aperture position of supply air duct and junction, freezing air channel, has a middle part and projects upwards, the ramp structure that both sides are downward-sloping, with the water droplet water conservancy diversion that will collect thereon to delivery port 118.
During refrigerator work, fan 122 runs and is drawn in refrigerating chamber air channel 111 by the refrigerating gas in space near evaporimeter from air inlet 112, and in refrigerating chamber air channel 111, cooled gas is full of gradually.A refrigerating gas part flows in refrigerating chamber air channel 111, finally blows out from air outlet 121, and a part flows in refrigerating chamber air channel 21 through air-supply passage 113.
When refrigerator doors is opened, fan 122 quits work, and now refrigerating gas cannot be drawn in refrigerating chamber air channel 111 from air inlet 112, and extraneous damp-heat air flows backwards in refrigerating chamber air channel 111 from air outlet 121.After refrigerator doors is closed, fan 122 restarts work, and the refrigerating gas near evaporimeter enters in refrigerating chamber air channel 111.Refrigerating gas meets with the damp-heat air entered in refrigerating chamber air channel 111 that flows backwards before, produces the globule.The globule enters delivery port 118 through boss water conservancy diversion after collecting on the first flow guiding dummy club 116.
Certainly, the first flow guiding dummy club also can be arranged to a unidirectional inclined plane, and there is no projection namely, the side height of whole upper surface is higher, and side height is on the low side, thus by the whole water conservancy diversion of water gone up above to a side direction.
Embodiment 2:
As shown in Figure 3, the invention provides a kind of refrigerator, comprising: refrigerating chamber 1, refrigerating chamber 2.Refrigerating chamber is positioned at the top of refrigerating chamber.Refrigerating chamber air channel 111 is provided with, i.e. the first air channel in refrigerating chamber 1.Meanwhile, in refrigerating chamber, be provided with refrigerating chamber air channel 21, i.e. the second air channel, in refrigerating chamber air channel 21, be provided with air outlet 211.Refrigerating chamber air channel 111 and refrigerating chamber air channel 21 UNICOM.Refrigerating chamber 1 is also provided with evaporimeter (not shown in FIG.).
The freezing air channel structure of refrigerator of the present invention is specifically see Fig. 4-5.In the present embodiment, refrigerating chamber air channel 111 is fastened by air channel front shroud 12 and air channel back shroud 11 and forms, and meanwhile, yet forms both air-supply passage 113 after air channel front shroud 12 and air channel back shroud 11 fasten.Air-supply passage 113 UNICOM refrigerating chamber 1 and refrigerating chamber 2.It should be noted that, air channel front shroud and air channel back shroud have multiple different form, and such as air channel front shroud may have single gripper shoe to make, and also may be made up of plastic plate and heat-insulation layer.Air channel front shroud may be made up of single gripper shoe, also may be made up of gripper shoe and heat-insulation layer.Heat-insulation layer can be chosen as the materials such as froth bed.These are the method in formation freezer compartment of refrigerator air channel conventional at present, are all suitable for technical scheme of the present invention.In addition, in the present embodiment, air-supply passage 113 is fastened by air channel front shroud 12 and air channel back shroud 11 equally and forms, and in actual production, air-supply passage 113 also may directly be formed on the baffle plate between refrigerating chamber 1 and refrigerating chamber 2.
Concrete, both sides, refrigerating chamber air channel 111 have one to refrigerating chamber air channel inner outstanding waveform (calling in the following text: " pit bit ") and two waveform configurations (call: " protrusion position ") outstanding to outside, refrigerating chamber air channel, make whole refrigerating chamber air channel 111 be roughly the butterfly aliform of pintongs.
Particularly, air channel back shroud 11 is provided with air inlet 112, the first flow guiding dummy club 116, second flow guiding dummy club 117 and delivery port 118.First flow guiding dummy club 116 between air-supply passage 113 and air inlet 112, and has a middle part and projects upwards, the ramp structure that both sides are downward-sloping.The pit bit of both sides, refrigerating chamber air channel 111 is positioned at the top on boss inclined-plane.
Second flow guiding dummy club 117 and delivery port 118 are positioned at air-supply passage 113 both sides, and delivery port 118 is opened in lower end, refrigerating chamber air channel 111, and the second flow guiding dummy club 117 has the inclined-plane of water water conservancy diversion to delivery port 118.First flow guiding dummy club 116 edges at two ends is positioned at the top on the second flow guiding dummy club 117 inclined-plane, with by the inclined-plane of current deflecting second flow guiding dummy club 117.
Meanwhile, after air channel front shroud 12 and air channel back shroud 11 fasten, the first flow guiding dummy club 116 is tightly fitted with air channel front shroud 12 and air channel back shroud 11 surface respectively.Namely the face that the first flow guiding dummy club 116 projects to bottom surface, refrigerating chamber air channel 111 can cover the area of plenum duct 113 porch completely, in case current flow to plenum duct 113 from gap.Certainly, its first flow guiding dummy club 116 also tightly can not be fitted with air channel front shroud 12 surface.As long as ensure that the face that the first flow guiding dummy club 116 projects to bottom surface, refrigerating chamber air channel 111 can cover plenum duct 113 entrance completely.
Similarly, preferably also tightly fit with air channel front shroud 12 and air channel back shroud 11 surface respectively in the second flow guiding dummy club 117 both sides.
In figure, the first flow guiding dummy club and the second flow guiding dummy club are all arranged on the back shroud of air channel, and those skilled in the art can be arranged on the front shroud of air channel equally.As long as after air channel front shroud and air channel back shroud fasten, the face that first flow guiding dummy club that can make projects to bottom surface, refrigerating chamber air channel can cover plenum duct entrance completely, and first flow guiding dummy club edges at two ends be positioned at the top on the second flow guiding dummy club inclined-plane, with by the inclined-plane of current deflecting second flow guiding dummy club.
Air-supply passage 113 place is provided with air door 114, is controlled the amount of refrigerating chamber 2 air-supply downwards, thus regulate the temperature of refrigerating chamber 2 by the opening-closing size of air door 114.
Air channel front shroud 12 is provided with air outlet 121, comprises air outlet 1211 and lower air outlet 1212.The position that the both sides that upper air outlet 1211 is positioned at air inlet 112 are top.Lower air outlet 1212 is positioned at above the first flow guiding dummy club 116 inclined-plane, and according to actual conditions as far as possible away from the first flow guiding dummy club 116, in order to avoid the current collected on the first flow guiding dummy club 116 flow into wherein.The pit bit in refrigerating chamber air channel 111 is between the upper air outlet 1211 and lower air outlet 1212 of homonymy.The position corresponding with air inlet 112 is provided with fan 122, and fan and air channel front shroud are fixed.After air channel front shroud 12 and air channel back shroud 11 fasten, the position of air inlet 112 aimed at by fan 122, to be drawn in air channel by the cooling-air near evaporimeter.Certainly, fan also can be fixed with air channel back shroud, or relies on independent support to fix, and does not limit at this.
When refrigerator work, near evaporimeter, the gas in space is lowered the temperature because of the effect of evaporimeter, and fan 122 works, and is sucked in refrigerating chamber air channel 111 by the cold air near evaporimeter from air inlet 112.From air inlet 112, to surrounding diffusion, be covered with refrigerating chamber air channel 111.After the butterfly aliform undulated design rectification in refrigerating chamber air channel 111, in refrigerating chamber air channel 111, a part of cold wind moves upward, and blow above the depressed part of refrigerating chamber air channel 111, then blow out from upper air outlet 1211, another part cold wind moves downward.The cold wind moved downward runs into the first flow guiding dummy club 116, be divided into two strands by its ramp structure and blow to both sides, again after the depressed part rectification of refrigerating chamber air channel 111, part is blown out by lower air outlet 1212, another part continue to move downward enter refrigeration air channel 21, blow out from the refrigerating chamber air outlet 211 in refrigerating chamber air channel 21 again, complete the cold wind cyclic process of whole refrigerator.Different from traditional freezing air channel layout, cold wind reasonable diffluence to each air outlet, is effectively reduced wind flow resistance by the air channel layout of refrigerator of the present invention, improves cold wind fluid ability thus improves refrigerating efficiency.
When refrigerator doors is opened, fan 122 temporarily quits work, the cold wind now do not entered from air inlet 112, and extraneous hot and humid gas is entered in refrigerating chamber air channel 111 by air outlet 121.Because in refrigerating chamber air channel 111, temperature is lower, the steam condensation in hot and humid gas.When refrigerator at closing time, fan 122 restarts work, and in refrigerating chamber air channel 111, temperature declines further, previously through air outlet 121 flow backwards the steam entered in the hot and humid gas in refrigerating chamber air channel 111 condensed further.In traditional freezing air channel layout, the globule of condensation can flow directly in refrigerating chamber air channel 21, below along air-supply passage.When using design of the present invention, these water droplets or current flow down in process and run into the first flow guiding dummy club 116 and stop, cannot vertically flow into air-supply passage 113, can only collect on the first flow guiding dummy club 116.Due to the first flow guiding dummy club 116 and air channel front shroud 12 and air channel back shroud 11.Both sides are flowed to along its inclined-plane, then through the second flow guiding dummy club 117 guide water outlet 118.
By the design of boss, the water shunting in air channel is discharged to delivery port, simultaneously by the design of air channel shape and air outlet position and add boss and impact on air current flow in air channel, even distributing wind, to ensure that in air channel the smooth and easy and refrigeration of circulating cold air.
Embodiment 3
The difference of the present embodiment and embodiment 2 is lower air outlet 1212, and part or all is positioned at below the inclined-plane of the first flow guiding dummy club 116.In order to avoid the water flowed down along the first flow guiding dummy club 116 inclined-plane flows into lower air outlet 1212, freeze the situation of air outlet 1212 of staying, air outlet 1212 should as far as possible away from the first flow guiding dummy club 116 at present for this.Lower air outlet can vertically be arranged also can horizontally set.
As shown in Figure 6, lower air outlet 1212 is substantially rectangular, and preferably, in Fig. 6, the length on the limit of itself and refrigerator plane perpendicular is greater than the length on the limit of itself and refrigerator bottom face balance, namely vertically arranges.Meanwhile, lower air outlet 1212 is located at protuberance place, lower end, refrigerating chamber air channel 111, and lower air outlet 1212 can be blocked completely in medial recess portion, refrigerating chamber air channel 111.This design not only avoids the current flowed down along the first flow guiding dummy club 116 inclined-plane and enters in lower air outlet 1212, also ensure the water flowed down along refrigerating chamber air channel 111 sidewall can not flow in lower air outlet 1212, the situation more effectively avoiding lower air outlet 1212 to be frozen in occurs.
Be described in detail a kind of refrigerator that the embodiment of the present invention provides above, apply specific case herein and set forth principle of the present invention and embodiment, the explanation of above embodiment just understands core concept of the present invention for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, to sum up, this description should not be construed as limitation of the present invention.
Claims (10)
1. have a refrigerator for anti-frozen block air channel structure, comprise the first storeroom and the second storeroom, described first storeroom is above described second storeroom; Evaporimeter is provided with in described first storeroom;
Described refrigerator also comprises the first air channel being positioned at the first storeroom and the second air channel being positioned at the second storeroom; Described first air channel offers the first storeroom air outlet, and described second air channel offers the second storeroom air outlet;
Space UNICOM near described first air channel and described evaporimeter; It is characterized in that,
Described refrigerator is also provided with the air-supply passage for connecting the first air channel and the second air channel, and described air-supply passage and the first junction, air channel opening are positioned at the first bottom surface, air channel;
Be provided with the first flow guiding dummy club and delivery port in described first air channel, described first flow guiding dummy club is positioned at the top of described air-supply passage, to stop that the water in air channel flows into air-supply passage and is guided to described delivery port.
2. have the refrigerator of anti-frozen block air channel structure according to claim 1, it is characterized in that, described first flow guiding dummy club is guided to the inclined-plane of delivery port after being provided with and being collected by the water droplet produced in the first air channel.
3. have the refrigerator of anti-frozen block air channel structure according to claim 1, described first air channel is enclosed by air duct cover board and air channel foam and forms, and it is characterized in that, tightly fits with air duct cover board and air channel foam respectively in described first flow guiding dummy club both sides.
4. have the refrigerator of anti-frozen block air channel structure according to claim 1, it is characterized in that, described delivery port is located at air-supply passage both sides.
5. have the refrigerator of anti-frozen block air channel structure according to claim 4, it is characterized in that, the ultimate range at described first flow guiding dummy club two ends is greater than the ultimate range of air-supply passage both sides.
6. have the refrigerator of anti-frozen block air channel structure according to claim 4, it is characterized in that, described air-supply passage both sides are provided with the second flow guiding dummy club outstanding in the middle part of the first air channel, and described second flow guiding dummy club is provided with the inclined-plane of water guide water outlet.
7. have the refrigerator of anti-frozen block air channel structure according to claim 6, it is characterized in that, the ultimate range at described first flow guiding dummy club two ends is more than or equal to the distance between the flow guiding dummy club peak of both sides second.
8. the refrigerator with anti-frozen block air channel structure according to any one of claim 1-7, described first air channel is made up of air duct cover board and air channel foam, it is characterized in that, the first both sides, air channel have one to the first inner outstanding waveform in air channel and two waveform configurations outstanding to the first outside, air channel.
9. there is the refrigerator of anti-frozen block air channel structure according to claim 1-7, air inlet, fan and air outlet is provided with in described first air channel, air inlet is located at by described fan, it is characterized in that, described first flow guiding dummy club is between air inlet and air-supply passage, the both sides of described fan are provided with air outlet, air outlet under the both sides of the first flow guiding dummy club.
10. have the refrigerator of anti-frozen block air channel structure as claimed in claim 9, it is characterized in that, described lower air outlet is positioned at the top at first flow guiding dummy club edge immediate with it bottom.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410716668.6A CN104457096A (en) | 2014-12-02 | 2014-12-02 | Refrigerator with freezing and blocking prevention air duct structure |
| PCT/CN2014/093339 WO2016086429A1 (en) | 2014-12-02 | 2014-12-09 | Refrigerator having anti-freeze-blocking air duct structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410716668.6A CN104457096A (en) | 2014-12-02 | 2014-12-02 | Refrigerator with freezing and blocking prevention air duct structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104457096A true CN104457096A (en) | 2015-03-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410716668.6A Pending CN104457096A (en) | 2014-12-02 | 2014-12-02 | Refrigerator with freezing and blocking prevention air duct structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104457096A (en) |
| WO (1) | WO2016086429A1 (en) |
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