CN104048468B - Refrigerator - Google Patents
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- CN104048468B CN104048468B CN201410298251.2A CN201410298251A CN104048468B CN 104048468 B CN104048468 B CN 104048468B CN 201410298251 A CN201410298251 A CN 201410298251A CN 104048468 B CN104048468 B CN 104048468B
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Abstract
The present invention discloses a kind of refrigerator, relates to household electrical appliance technical field, solves that refrigerator air duct of the prior art causes that the Temperature Distribution in refrigerating chamber is not good enough, cooling-air distributes uneven, the problem of refrigeration for refrigerator weak effect.Described refrigerator, comprise the air channel structure for the cooling-air that circulates, air channel structure comprises: air channel body, and it comprises the plastic foam of recording quantity and the encapsulating structure for sealed plastic foam; Along direction from bottom to top, in plastic foam, be provided with two parallel baffle plates; Inside region between corresponding two baffle plates, plastic foam inwall top is provided with the first main air outlet, bottom sidewall is provided with air inlet; In the exterior lateral area of baffle plate, the inwall of plastic foam is provided with the first secondary air outlet; Baffle plate two ends are fixedly connected with the upper and lower madial wall of plastic foam respectively; Refrigerating chamber inner bag is provided with pit, and baffle plate and pit are oppositely arranged, and have gap between the two; Air channel body is fixedly connected with inner bag.The present invention is mainly used in refrigerator.
Description
Technical field
The present invention relates to household electrical appliance technical field, particularly relate to a kind of refrigerator.
Background technology
Along with the development and progression of science and technology, the living standard of the mankind is also become better and better, and the life of people come into one after another by various household electrical appliance, and refrigerator is more absolutely necessary one of daily household electrical appliance.
At present, cooling-air is mainly blowed in refrigerating chamber from air channel by fan by the refrigeration work of refrigerator, cooling-air is taken away the heat in refrigerating chamber and is back to air channel, with complete cooling-air in air channel and refrigerating chamber between circulate (in refrigerator, being provided with the device that the air be back in air channel is cooled).In prior art, air channel is generally tubular structure, and integral installation is on refrigerating chamber inner bag, wherein, usually a larger air outlet is offered in the position at corresponding refrigerating chamber top, accordingly, return air inlet is offered in the position bottom corresponding refrigerating chamber, thus cooling-air flows in refrigerating chamber from air outlet from bottom to top in air channel, top-downly in refrigerating chamber again flow to return air inlet, again to flow through air channel, circulate, complete refrigeration.
In actual applications, because from air channel, cooling air temperature is out low, density is large, the phenomenon that nature sinks can be produced, cause the Temperature Distribution in refrigerating chamber not good enough (refrigerating chamber upper area temperature is higher, lower area temperature is lower), namely cooling-air distributes uneven, the problem of refrigeration for refrigerator weak effect.
Summary of the invention
Embodiments of the invention provide a kind of refrigerator, solve to use that refrigerator air duct of the prior art causes that the Temperature Distribution in refrigerating chamber is not good enough, cooling-air distributes uneven, the problem of refrigeration for refrigerator weak effect.
For achieving the above object, embodiments of the invention adopt following technical scheme:
A kind of refrigerator, comprise the air channel structure for the cooling-air that circulates, described air channel structure comprises: air channel body, and described air channel body comprises the plastic foam of recording quantity and the encapsulating structure for sealing described plastic foam; Along direction from bottom to top, in described plastic foam, be provided with two parallel baffle plates; Inside region between corresponding two described baffle plates, described plastic foam inwall top is provided with the first main air outlet, bottom sidewall is provided with air inlet; In the exterior lateral area of described baffle plate, the inwall of described plastic foam is provided with the first secondary air outlet; Described baffle plate two ends are fixedly connected with the upper and lower madial wall of described plastic foam respectively; Described cold compartment of refrigerator inner bag is provided with pit, and described baffle plate and described pit are oppositely arranged, and have gap between the two; Described air channel body is fixedly connected with described inner bag, the cooling-air flowed into from described air inlet flows through the main air duct between two described baffle plates from bottom to top, the crosswind road between described baffle plate and plastic foam sidewall is flowed into again from described gap, to make cooling-air first flow out in described cold compartment of refrigerator through described first main air outlet, then flow out to described cold compartment of refrigerator from described first secondary air outlet.
Wherein, described air channel structure also comprises: air duct cover board, and described air duct cover board has the space holding described plastic foam; Described air duct cover board bottom sidewall is the plate body with depression, and inwall is provided with the second main air outlet corresponding with described first main air outlet and the second secondary air outlet corresponding with described first secondary air outlet; The two ends side-wall outer side of described air duct cover board is also provided with and mates with described inner bag the buckle structure be connected; Described air channel body is placed in and is fixed in described air duct cover board, and described air inlet is corresponding with described recess; When described air duct cover board is mounted with by described buckle structure and described inner bag, described plastic foam is between described air duct cover board and inner bag, and described plastic foam is provided with the side of described encapsulating structure towards described inner bag.
Wherein, described encapsulating structure comprises pastes fixing film with described plastic foam, and the sponge strip be connected with described plastic foam sidewall end face, described film top end surfaces adhesive seal; The main air duct of plastic foam described in described diaphragm seal part and crosswind road; Described sponge strip institute region is open ports, when described air channel body is fixedly connected with described air duct cover board and described air duct cover board and described inner bag is assembled, the corresponding described open ports region of described pit, and described sponge strip is connected with described refrigerator cold-storage chamber inner wall surface, to seal described open ports.
Particularly, in described plastic foam, be also provided with dividing plate, described dividing plate is positioned on two described baffle center line positions, and the length of described dividing plate is less than the length of described baffle plate; Symmetrical left and right main air duct is formed between described baffle plate and described dividing plate.
Particularly, described first main air outlet includes two, and symmetrical at two ends, described dividing plate extension line direction; Corresponding described air duct cover board is provided with two described second main air outlets; Be provided with baffle between described two the first main air outlets, described baffle is fixed on described plastic foam top inner side wall, and described baffle is the wedge structure that top is large, bottom is little.
Preferably, the 3rd main air outlet is through with between described baffle plate top and described plastic foam inwall; Accordingly, described air duct cover board is provided with the four main air outlet that arrange corresponding to described 3rd main air outlet.
During practical application, in each described crosswind road, described plastic foam is vertically provided with four described first secondary air outlets; Accordingly, every side of the both end sides on described air duct cover board is provided with four described second secondary air outlets.
Wherein, described air duct cover board is provided with two symmetrical columns; Accordingly, described plastic foam is provided with the installing hole corresponding with described column; Described column is fed through described installing hole and is connected by interference fit.
Particularly, the inner bag of described cold compartment of refrigerator is provided with the groove mated with described duct cover plate structure of air, and two described pits are positioned at described groove; The two side of described groove is provided with buckle slot; On each described sidewall, interval arranges two described buckle slots; When described air channel body is fixedly connected with described air duct cover board and described air duct cover board is placed in described groove, the buckle structure on described air duct cover board mates with described buckle slot and is fixedly connected with.
Preferably, described groove bottom is provided with the through hole with the conducting of refrigerator return air inlet, and described lead to the hole site place is provided with controlled air door; When described air channel body is fixedly connected with described air duct cover board and described air duct cover board and described cold compartment of refrigerator inner bag is assembled, the conducting corresponding to described air inlet of described through hole.
In the refrigerator that the embodiment of the present invention provides, comprise the air channel structure for the cooling-air that circulates, this air channel structure comprises air channel body, and air channel body comprises the plastic foam of recording quantity and the encapsulating structure for sealed plastic foam; Along direction from bottom to top, in plastic foam, be provided with two parallel baffle plates; Inside region between corresponding two baffle plates, plastic foam inwall top is provided with the first main air outlet, bottom sidewall is provided with air inlet; In the exterior lateral area of baffle plate, plastic foam is provided with the first secondary air outlet; Wherein, the upper and lower madial wall of baffle plate two ends plastic foam is respectively fixedly connected with; And cold compartment of refrigerator inner bag is provided with pit, baffle plate and this pit are oppositely arranged, and have gap between the two; Particularly, air channel body is fixedly connected with inner bag, the main air duct between two baffle plates is flowed through from bottom to top from the cooling-air of air inlet inflow, and the crosswind road flowed into from gap between baffle plate and plastic foam sidewall, flow out in cold compartment of refrigerator through the first main air outlet, the first secondary air outlet to make cooling-air.Analyze known thus, from the first main air duct flowed through from bottom to top between two baffle plates of cooling-air that air inlet flows into, because the corresponding main air duct of the first main air outlet is arranged, therefore first cooling-air flows out to cold compartment of refrigerator from the first main air outlet; Gap between the pit of cooling-air then in main air duct on baffle plate and inner bag, flow into the crosswind road between baffle plate and plastic foam sidewall, namely cooling-air is flowing from bottom to top, is flowing (as shown by the arrows in Figure 1 direction) from top to bottom in crosswind road in main air duct, thus make cooling-air flow out in cold compartment of refrigerator through the first secondary air outlet, namely air channel is from top to bottom to the order of refrigerating chamber conveying cooling-air, first flow out from the first main air outlet at top, air channel, then in the middle part of air channel and/or first of bottom the secondary air outlet flow out.Therefore, first the cooling-air on refrigerating chamber top flows out, ensure upper end refrigeration, cooling-air flows out from side air outlet afterwards, in the middle part of corresponding refrigerating chamber and/or bottom, ensures the ladder distribution of cooling-air, the cooling-air of upper end sinks to mixing with the cooling-air of middle part and/or bottom simultaneously, strengthen in the middle part of refrigerating chamber and/or the refrigeration of bottom, thus ensure that the cooling-air in refrigerating chamber is evenly distributed, thus the comprehensive refrigeration performance of cold compartment of refrigerator can be improved.
Accompanying drawing explanation
Fig. 1 is the plastic foam structural representation of refrigerator in the embodiment of the present invention;
Fig. 2 is the plastic foam three-dimensional structure diagram of refrigerator in the embodiment of the present invention;
Fig. 3 is the duct cover plate structure of air schematic diagram of refrigerator in the embodiment of the present invention;
Fig. 4 is the air duct cover board three-dimensional structure diagram of refrigerator in the embodiment of the present invention;
Fig. 5 is air channel body and the air duct cover board package assembly schematic diagram of refrigerator in the embodiment of the present invention;
Fig. 6 is air channel body and the air duct cover board package assembly sectional view of refrigerator in the embodiment of the present invention;
Fig. 7 is the refrigerating chamber inner-tube structure schematic diagram of refrigerator in the embodiment of the present invention;
Fig. 8 is the top view of refrigerator air duct in the embodiment of the present invention;
Fig. 9 is the front view of refrigerator air duct in the embodiment of the present invention;
Figure 10 is the sectional view of refrigerator air duct in the embodiment of the present invention.
In figure: 1 be air channel body, 11 be plastic foam, 12 be encapsulating structure, 111 be dividing plate for baffle plate, 112 is the first main air outlet, 113 for air inlet, 114 be the first secondary air outlet, 112 ' be the second main air outlet, 114 ' is the second secondary air outlet, 115,116 be installing hole for baffle, 118 be the 3rd main air outlet, 118 ' is the 4th main air outlet, 119,121 be macromolecule membrane, 122 be sponge strip; 2 be air duct cover board, 21 be buckle structure, 22 for column; 3 be refrigerating chamber inner bag, 31 be groove, 32 be pit, 33 for bayonet slot; 4 is air door.
Detailed description of the invention
Below in conjunction with accompanying drawing, a kind of refrigerator of the embodiment of the present invention is described in detail.
The embodiment of the present invention provides a kind of refrigerator, as shown in Fig. 1-Figure 10, comprise the air channel structure for the cooling-air that circulates, this air channel structure comprises air channel body 1, and air channel body 1 comprises the plastic foam 11 of recording quantity and the encapsulating structure 12 for sealed plastic foam 11; Along direction from bottom to top, in plastic foam 11, be provided with two parallel baffle plates 111; Inside region between corresponding two baffle plates 111, plastic foam 11 inwall top is provided with the first main air outlet 112, bottom sidewall is provided with air inlet 113; In the exterior lateral area of baffle plate 111, the inwall of plastic foam 11 is provided with the first secondary air outlet 114; Baffle plate 111 two ends are fixedly connected with the upper and lower madial wall of plastic foam 11 respectively; Cold compartment of refrigerator inner bag 3 is provided with pit 32, and baffle plate 111 and pit 32 are oppositely arranged, and have gap between the two; Air channel body 1 is fixedly connected with inner bag 3, the main air duct between two baffle plates 111 is flowed through from bottom to top from the cooling-air of air inlet 113 inflow, the crosswind road between baffle plate 111 and plastic foam 11 sidewall is flowed into again from gap, to make cooling-air first flow out in cold compartment of refrigerator through the first main air outlet 112, then flow out to cold compartment of refrigerator from the first secondary air outlet 114.
In the refrigerator that the embodiment of the present invention provides, comprise the air channel structure for the cooling-air that circulates, this air channel structure comprises air channel body, and air channel body comprises the plastic foam of recording quantity and the encapsulating structure for sealed plastic foam; Along direction from bottom to top, in plastic foam, be provided with two parallel baffle plates; Inside region between corresponding two baffle plates, plastic foam inwall top is provided with the first main air outlet, bottom sidewall is provided with air inlet; In the exterior lateral area of baffle plate, plastic foam is provided with the first secondary air outlet; Wherein, the upper and lower madial wall of baffle plate two ends plastic foam is respectively fixedly connected with; And cold compartment of refrigerator inner bag is provided with pit, baffle plate and this pit are oppositely arranged, and have gap between the two; Particularly, air channel body is fixedly connected with inner bag, the main air duct between two baffle plates is flowed through from bottom to top from the cooling-air of air inlet inflow, and the crosswind road flowed into from gap between baffle plate and plastic foam sidewall, flow out in cold compartment of refrigerator through the first main air outlet, the first secondary air outlet to make cooling-air.Analyze known thus, from the first main air duct flowed through from bottom to top between two baffle plates of cooling-air that air inlet flows into, because the corresponding main air duct of the first main air outlet is arranged, therefore first cooling-air flows out to cold compartment of refrigerator from the first main air outlet; Gap between the pit of cooling-air then in main air duct on baffle plate and inner bag, flow into the crosswind road between baffle plate and plastic foam sidewall, namely cooling-air is flowing from bottom to top, is flowing (as shown by the arrows in Figure 1 direction) from top to bottom in crosswind road in main air duct, thus make cooling-air flow out in cold compartment of refrigerator through the first secondary air outlet, namely air channel is from top to bottom to the order of refrigerating chamber conveying cooling-air, first flow out from the first main air outlet at top, air channel, then in the middle part of air channel and/or first of bottom the secondary air outlet flow out.Therefore, first the cooling-air on refrigerating chamber top flows out, ensure upper end refrigeration, cooling-air flows out from side air outlet afterwards, in the middle part of corresponding refrigerating chamber and/or bottom, ensures the ladder distribution of cooling-air, the cooling-air of upper end sinks to mixing with the cooling-air of middle part and/or bottom simultaneously, strengthen in the middle part of refrigerating chamber and/or the refrigeration of bottom, thus ensure that the cooling-air in refrigerating chamber is evenly distributed, thus the comprehensive refrigeration performance of cold compartment of refrigerator can be improved.
Wherein, as shown in figs 1 to 6, air channel structure also comprises air duct cover board 2, this air duct cover board 2 has the space holding plastic foam 11, and when practical set, air channel body 1 is placed in and is fixed on air duct cover board 2, and when air duct cover board 2 is fixed on inner bag 3, plastic foam 11 is between air duct cover board 2 and inner bag, and the side that simultaneously plastic foam 11 is provided with encapsulating structure 12 is arranged towards inner bag 3, and namely air duct cover board 2 is relative with the smooth one side of plastic foam 11 is fitted and connected.Air duct cover board 2 bottom sidewall is the plate body with depression, and inwall is provided with the second main air outlet 112 ' corresponding to air outlet 112 main with first and the second secondary air outlet 114 ' corresponding with the first secondary air outlet 114; The lateral wall of air duct cover board 2 is also provided with and mates with cold compartment of refrigerator inner bag 3 buckle structure 21 be connected; When air channel body 1 is placed in and is fixed in air duct cover board 2, air inlet 113 is corresponding with recess; Air duct cover board 2 is mounted with by buckle structure 21 and cold compartment of refrigerator inner bag 3.Thus first flow through main air duct from the cooling-air that air inlet 113 flows into, and first flow out to cold compartment of refrigerator from the main air outlet 112 ' of the first main air outlet 112, second from bottom to top; Air channel, cooling-air inflow side then in main air duct, thus cooling-air is flowed out in cold compartment of refrigerator through the secondary air outlet 114 ' of the first secondary air outlet 114, second.
Wherein, as shown in Figure 5 and Figure 6, for sealed plastic foam 11, the encapsulating structure 12 preventing air channel cooling-air from leaking outside can comprise pastes fixing film 121 with plastic foam 11, is specifically as follows PE (Polyethylene, polyethylene) film; And the sponge strip 122 to be connected with plastic foam 11 sidewall surfaces, film 121 top end surfaces adhesive seal.Particularly, as shown in Figure 5, film 121 can pass through the main air duct of double faced adhesive tape sealed plastic foam 11 and the region, middle and lower part in crosswind road, and is tightly connected with plastic foam 11; Sponge strip 122 regions are open ports state, at the upper area of plastic foam 11.This wherein, also can by the main air duct of PE film integral sealing plastic foam 11 and crosswind road, but reduce sealing cost to reduce air channel integral thickness simultaneously, PE film is adopted to coordinate the mode of sponge strip 122, thus when matching with refrigerating chamber inner bag 3, film 121, sponge strip 122 and inner bag 3 rear wall can form the air channel of sealing jointly, when avoiding the tubular air channel using full foam closes in prior art, the end face that air channel is corresponding with inner bag 3 rear wall is identical with inner bag 3 rear wall role, therefore the space in air channel is occupied, thus the mode adopting the embodiment of the present invention to provide can reduce air channel thickness.During concrete assembling, air channel body 1 is fixedly connected with air duct cover board 2, and air duct cover board 2 and cold compartment of refrigerator inner bag 3 is fixed, and the corresponding above-mentioned open ports region of pit 32 on inner bag 3; Now, sponge strip 122 can directly and refrigerating chamber wall of inner container surface fit, to seal above-mentioned open ports.Preferably, sticking double faced adhesive tape refrigerating chamber wall of inner container surface and sponge strip can be passed through, to realize better sealing effectiveness.Thus complete the sealing assembling in main air duct and crosswind road, namely the sealing in air channel has been coordinated jointly by PE film, sponge strip 122 and inner bag 3.
In addition, as shown in Fig. 1 composition graphs 5, sponge strip 122 enclose corresponding foam 11 overhead gage 111 top, air channel, open ports region and plastic foam 11 madial wall fixed connection place, and first main air outlet 112 place, air duct top end regions is formed for jointly sealing with cold compartment of refrigerator inner bag 3, wherein sponge strip 122 regions are unsuitable excessive, otherwise easily cause the reduction of air channel sealing property.
Particularly, in order to arrange flow-guiding structure in main air duct, to strengthen mobility and the fluency of cooling-air, as depicted in figs. 1 and 2, two baffle plate 111 position of center line in plastic foam 11 can be provided with dividing plate 115, and stopping the normal circulation of cooling-air in order to avoid dividing plate 115, the length of dividing plate 115 should be less than the length of baffle plate 111.In addition, in order to reduce the turbulent loss of cooling-air in main air duct, can make between baffle plate 111 and dividing plate 115, to form symmetrical left and right main air duct, thus as shown by the arrows in Figure 1, after cooling-air is come in from air inlet 113, arrive the bottom of dividing plate 115, at dividing plate, place shunts, namely one primary air point air-flow of being divided into twice flow, flow velocity equal, flows respectively in left and right main air duct, thus is convenient to follow-up air-flow and flows through from the gap between baffle plate 111 and pit 32.Wherein, the both ends of dividing plate 115 can be set to tip configuration, and namely more to arrive end less for the thickness of dividing plate 115, thus avoid dividing plate 115 self to produce obstruction to the flowing of cooling-air, be convenient to the shunting of cooling-air, certainly, the two ends of dividing plate 115 also can be set to arcuate structure etc. simultaneously.
During practical application, as shown in Figure 1, first main air outlet 112 can include two, and it is symmetrical at the two ends in dividing plate 115 extension line direction, namely corresponding with left and right main air duct, thus can directly flow out from corresponding first main air outlet 112 from the cooling-air that left and right main air duct flow to top from bottom to top, and then flow out in refrigerating chamber from the second main air outlet 112 ', ensure the refrigeration at refrigerating chamber top.Accordingly, corresponding with first of air channel foam 11 the main air outlet 112 on air duct cover board 2 position be provided with two with the first main air outlet 112 size, the second main air outlet 112 ' that shape is identical.Wherein, dividing plate 115 does not contact with plastic foam top side wall inner surfaces, therefore point air-flow flowing to dividing plate 115 top from left and right main air duct can meet, the phenomenons such as easy generation air turbulence, therefore, baffle 116 can be provided with between two above-mentioned first main air outlets 112, this baffle 116 is fixed on the top inner side wall of plastic foam 11, particularly, its shape can be the wedge structure that top is large, bottom is little, thus make the surface of baffle 116 for catering to the structure of air current flow, make baffle 116 play the effect of water conservancy diversion.
Wherein, as depicted in figs. 1 and 2, in order to increase the flow of refrigerating chamber apex zone cooling-air, to ensure the refrigeration of refrigerating chamber apex zone, the 3rd main air outlet 118 can be through with between baffle plate 111 top and plastic foam 11 inwall, accordingly, air duct cover board 2 also be provided with the four main air outlet 118 ' that arrange corresponding to it, as shown in Figure 3, make cooling-air turn to reposefully and be the indoor conveying cooling-air of refrigerator cold-storage simultaneously.
Particularly, four above-mentioned first secondary air outlets 114 can be provided with in each crosswind road of plastic foam 11, in Fig. 1 shown in arrow, because cooling-air is in crosswind road in from top to down course of conveying, more down, flow and the flow velocity of air-flow are lower, therefore the cooling effect that cooling-air produces from top to bottom also can decline to some extent, thus in order to make the relatively uniform distribution of cooling-air at each air outlet place in refrigerating chamber, in the crosswind road of side, the sectional area of top-down four the first secondary air outlets 114 can increase successively, spacing between two adjacent the first secondary air outlets 114 can reduce arrangement successively, as shown in Figure 1, and the first secondary air outlet 114 in air channel, both sides is symmetrical arranged, accordingly, every side of the both end sides of the symmetry on air duct cover board 2 is provided with four second secondary air outlets 114 ' corresponding with the first secondary air outlet 114, and namely the shape of the first secondary air outlet 114 and the second secondary air outlet 114 ', size and spacing are consistent.
And in FIG, the first secondary air outlet 114 is located at the marginal end of the inwall both sides of plastic foam 11, thus is convenient to processing sets up, is convenient to the outflow of cooling-air simultaneously.
During practical application, in order to make plastic foam 11 and air duct cover board 2 be mounted with, as shown in Figure 3 and Figure 4, air duct cover board 2 can be provided with two symmetrical columns 22, on plastic foam 11, be provided with installing hole 119 with column 22 opposite position place simultaneously; Particularly, column 22 by be fed through installing hole 119 and with plastic foam 11 interference fit, thus air channel body 1 is fixedly connected with air duct cover board 2; In addition, in order to increase the overall fixed effect of air channel in inner bag 3, screw can be penetrated column 22 and film 121, and be fixed on inner bag 3, thus complete air channel installation, need to illustrate: screw penetrates film 121, but can not destroy its sealing, can adopt and add the modes such as fluid sealant in gap herein.Meanwhile, air duct cover board 2 surrounding can also be respectively equipped with positioning bar, for being set with plastic foam 11, plays the effect of fixing air channel body 1 equally.
Wherein, in order to the entirety of refrigerator air duct is assembled, as shown in Fig. 1 to Fig. 7 composition graphs 8 to Figure 10, the inner bag 3 of cold compartment of refrigerator can be provided with the groove 31 with air duct cover board 2 structure matching, during for assembling air channel, air duct cover board 2 is placed in this groove 31, to reduce the space that air channel body 1 takies inner bag 3, namely reduce the thickness in air channel, increase the useful space of refrigerating chamber.In addition, in order to increase wind speed and the air quantity at refrigerating chamber top outlet inlet place, simultaneously for storing air quantity, reduce local blast, two pits 32 are positioned at this groove 31; Thus cooling-air arrives the gap location between baffle plate 111 and pit 32 from main air duct, and enter in pit 32, be stored in the depression that part cold wind stays pit 32, in the smooth approaching side air channel of another part cold wind, the cold wind be simultaneously stored is by the 3rd main air port 118 and the 4th main air outlet 118 ', flow out in refrigerating chamber, thus reach the effect increasing air quantity, reduce local blast.In order to coordinate with the buckle structure 21 on air duct cover board 2 lateral wall, the relevant position on groove 31 two side of inner bag 3 is respectively equipped with two spaced buckle slots 33, for integral installation air distribution road.During concrete assembling, air channel body 1 is fixedly connected with by the interference fit of column 22 and the suit of positioning bar with air duct cover board 2, and is mated with the bayonet slot 33 on cold compartment of refrigerator inner bag 3 by the buckle structure 21 on air duct cover board 2 and be fixedly connected with.
Particularly, as shown in figs. 6 and 10, operate to coordinate the return air of refrigerator cold-storage chamber interior, groove 31 bottom of refrigerating chamber inner bag 3 can be provided with the through hole with return air inlet conducting, and lead to the hole site place can be provided with controlled air door 4, this air door 4 is connected with the control system of refrigerator and controls by it, and wherein, the opening degree of air door 4 is associated with the flow of cooling-air and flow velocity.In the integral installation timing of refrigerator air duct, the conducting corresponding to air inlet of air duct 113 of above-mentioned through hole, thus according to the temperature conditions in refrigerating chamber, the cooling-air air force etc. at air inlet 113 place can be controlled by air door 4.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should described be as the criterion with the protection domain of claim.
Claims (10)
1. a refrigerator, comprises the air channel structure for the cooling-air that circulates, it is characterized in that, described air channel structure comprises:
Air channel body, described air channel body comprises the plastic foam of recording quantity and the encapsulating structure for sealing described plastic foam; Along direction from bottom to top, in described plastic foam, be provided with two parallel baffle plates; Inside region between corresponding two described baffle plates, described plastic foam inwall top is provided with the first main air outlet, bottom sidewall is provided with air inlet; In the exterior lateral area of described baffle plate, the inwall of described plastic foam is provided with the first secondary air outlet; Described baffle plate two ends are fixedly connected with the upper and lower madial wall of described plastic foam respectively;
The inner bag of cold compartment of refrigerator is provided with pit, and described baffle plate and described pit are oppositely arranged, and have gap between the two; Described air channel body is fixedly connected with described inner bag, the cooling-air flowed into from described air inlet flows through the main air duct between two described baffle plates from bottom to top, the crosswind road between described baffle plate and plastic foam sidewall is flowed into again from described gap, to make cooling-air first flow out in described cold compartment of refrigerator through described first main air outlet, then flow out to described cold compartment of refrigerator from described first secondary air outlet.
2. refrigerator according to claim 1, is characterized in that, described air channel structure also comprises:
Air duct cover board, described air duct cover board has the space holding described plastic foam; Described air duct cover board bottom sidewall is the plate body with depression, and inwall is provided with the second main air outlet corresponding with described first main air outlet and the second secondary air outlet corresponding with described first secondary air outlet; The two ends side-wall outer side of described air duct cover board is also provided with and mates with described inner bag the buckle structure be connected;
Described air channel body is placed in and is fixed in described air duct cover board, and described air inlet is corresponding with described recess; When described air duct cover board is mounted with by described buckle structure and described inner bag, described plastic foam is between described air duct cover board and inner bag, and described plastic foam is provided with the side of described encapsulating structure towards described inner bag.
3. refrigerator according to claim 2, is characterized in that, described encapsulating structure comprises pastes fixing film with described plastic foam, and the sponge strip be connected with described plastic foam sidewall end face, described film top end surfaces adhesive seal; The main air duct of plastic foam described in described diaphragm seal part and crosswind road;
Described sponge strip institute region is open ports, when described air channel body is fixedly connected with air duct cover board and described air duct cover board and described inner bag is assembled, the corresponding described open ports region of described pit, and described sponge strip is connected with described refrigerator cold-storage chamber inner wall surface, to seal described open ports.
4. refrigerator according to claim 2, is characterized in that, in described plastic foam, be also provided with dividing plate, and described dividing plate is positioned on two described baffle center line positions, and the length of described dividing plate is less than the length of described baffle plate;
Symmetrical left and right main air duct is formed between described baffle plate and described dividing plate.
5. refrigerator according to claim 4, is characterized in that, described first main air outlet includes two, and symmetrical at two ends, described dividing plate extension line direction; Corresponding described air duct cover board is provided with two described second main air outlets;
Be provided with baffle between described two the first main air outlets, described baffle is fixed on described plastic foam top inner side wall, and described baffle is the wedge structure that top is large, bottom is little.
6. the refrigerator according to claim 4 or 5, is characterized in that, is through with the 3rd main air outlet between described baffle plate top and described plastic foam inwall; Accordingly, described air duct cover board is provided with the four main air outlet that arrange corresponding to described 3rd main air outlet.
7. refrigerator according to claim 2, is characterized in that, in each described crosswind road, described plastic foam is vertically provided with four described first secondary air outlets;
Accordingly, every side of the both end sides on described air duct cover board is provided with four described second secondary air outlets.
8. the refrigerator according to claim 2 or 7, is characterized in that, described air duct cover board is provided with two symmetrical columns;
Accordingly, described plastic foam is provided with the installing hole corresponding with described column; Described column is fed through described installing hole and is connected by interference fit.
9. refrigerator according to claim 6, is characterized in that, the inner bag of described cold compartment of refrigerator is provided with the groove mated with described duct cover plate structure of air, and two described pits are positioned at described groove; The two side of described groove is provided with buckle slot; On each described sidewall, interval arranges two described buckle slots;
When described air channel body is fixedly connected with described air duct cover board and described air duct cover board is placed in described groove, the buckle structure on described air duct cover board mates with described buckle slot and is fixedly connected with.
10. refrigerator according to claim 9, is characterized in that, described groove bottom is provided with the through hole with the conducting of refrigerator return air inlet, and described lead to the hole site place is provided with controlled air door;
When described air channel body is fixedly connected with described air duct cover board and described air duct cover board and described cold compartment of refrigerator inner bag is assembled, the conducting corresponding to described air inlet of described through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410298251.2A CN104048468B (en) | 2014-06-26 | 2014-06-26 | Refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410298251.2A CN104048468B (en) | 2014-06-26 | 2014-06-26 | Refrigerator |
Publications (2)
| Publication Number | Publication Date |
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| CN104048468A CN104048468A (en) | 2014-09-17 |
| CN104048468B true CN104048468B (en) | 2016-03-16 |
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| CN201410298251.2A Active CN104048468B (en) | 2014-06-26 | 2014-06-26 | Refrigerator |
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Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101637690B1 (en) * | 2014-10-07 | 2016-07-07 | 동부대우전자 주식회사 | Duct Cover for cold duct of the refrigerator and method of providing cold air |
| CN105371578B (en) * | 2015-11-18 | 2018-12-14 | 青岛海尔股份有限公司 | Refrigeration compartment and refrigerator with it |
| CN105371554B (en) * | 2015-11-30 | 2018-08-10 | 青岛海尔股份有限公司 | Wind cooling refrigerator |
| CN107782041B (en) * | 2016-08-31 | 2020-11-10 | 博西华电器（江苏）有限公司 | Refrigerator with a door |
| CN106679288A (en) * | 2016-12-27 | 2017-05-17 | 青岛海尔股份有限公司 | Refrigerator |
| CN108731347A (en) * | 2017-04-21 | 2018-11-02 | 日立空调·家用电器株式会社 | Refrigerator |
| CN107036369A (en) * | 2017-06-19 | 2017-08-11 | 海信容声(广东)冰箱有限公司 | A kind of refrigerator supply air system and wind cooling refrigerator |
| CN109780780A (en) * | 2019-01-11 | 2019-05-21 | 澳柯玛股份有限公司 | A kind of refrigerator with novel refrigeration air channel structure |
| CN109579411B (en) * | 2019-01-22 | 2023-12-22 | 长虹美菱股份有限公司 | Air duct assembly of refrigerator |
| CN111928551B (en) * | 2019-05-13 | 2022-02-22 | 青岛海尔电冰箱有限公司 | Refrigerator with a door |
| CN115123326B (en) * | 2021-03-29 | 2023-11-28 | 青岛四方川崎车辆技术有限公司 | Air duct structure of metro vehicle |
| CN115371337A (en) * | 2021-05-18 | 2022-11-22 | 合肥美的电冰箱有限公司 | Air duct assembly, box body frame and foaming method of refrigerator |
| CN114437645A (en) * | 2022-01-21 | 2022-05-06 | 长虹美菱股份有限公司 | Film-coated sponge for sealed fan housing and preparation process thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| TW326488B (en) * | 1994-06-02 | 1998-02-11 | Samsung Electronics Co Ltd | Refrigerator |
| DE10155369B4 (en) * | 2000-11-22 | 2010-06-24 | Lg Electronics Inc. | Device for the cold air passage of a refrigerator |
| CN103322748B (en) * | 2012-01-20 | 2015-02-18 | 合肥美菱股份有限公司 | Refrigerator |
| CN102692112B (en) * | 2012-06-20 | 2014-12-17 | 合肥华凌股份有限公司 | Air duct cover plate assembly and refrigerator provided with same |
| CN103673466B (en) * | 2012-09-14 | 2016-10-05 | 海信（山东）冰箱有限公司 | A kind of centrifugal blower refrigerator air flue structure and refrigerator |
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