CN213873370U - Air supply device for refrigerator - Google Patents
Air supply device for refrigerator Download PDFInfo
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- CN213873370U CN213873370U CN202022498043.0U CN202022498043U CN213873370U CN 213873370 U CN213873370 U CN 213873370U CN 202022498043 U CN202022498043 U CN 202022498043U CN 213873370 U CN213873370 U CN 213873370U
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Abstract
The utility model discloses a refrigerator air supply arrangement, include: the air duct main body is provided with an air inlet; the air duct front cover is provided with a first air outlet and a second air outlet and is fixed with one surface of the air duct main body; the wind power conveying assembly is fixed on the front cover of the air duct and is close to the air inlet; the air duct top cover is provided with a third air outlet and is fixed at the position, close to the first air outlet, of the air duct front cover. Parallel arrangement between the air outlet direction of refrigerator freezer and the freezing drawer among the prior art has been solved, cold wind weakens gradually when reacing the drawer inside, leads to the slower technical problem of edible material cooling rate in the drawer, has reached the structural design who optimizes the refrigerator freezer, has reduced the loss of the amount of wind, and cold wind forms the forced convection in the drawer is inside for the edible material of placing in the drawer can get into the crystallization point fast, reaches the fresh-keeping technological effect of quick-freeze.
Description
Technical Field
The utility model relates to a refrigerator refrigeration technology field, in particular to refrigerator air supply arrangement.
Background
In the prior art, a freezing air duct of the air-cooled refrigerator is positioned at the rear part of a freezing chamber, an air outlet is arranged on the front surface of the freezing air duct, and the cold energy of an evaporator is conveyed into the refrigerator through the air outlet through air circulation so as to reduce the temperature in the refrigerator. The position of air outlet generally arranges according to the position of fan and freezing indoor drawer, because be in parallel state between air outlet direction and the freezing drawer, when cold volume reachd the drawer inside, has weakened gradually along with the diffusion of the amount of wind, and the edible material cooling rate of placing in the drawer is slower.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a refrigerator air supply arrangement, the structural design who aims at solving among the prior art refrigerator freezer is unreasonable, parallel arrangement between air outlet direction and the freezing drawer, and the cold wind that the evaporimeter produced weakens gradually when reacing the drawer inside, leads to the slow technical problem of edible material cooling rate in the drawer.
In order to achieve the above object, the utility model provides a refrigerator air supply arrangement, the device includes: the air duct main body is provided with an air inlet; the top end of the air duct front cover is provided with a first air outlet and a second air outlet, and the air duct front cover is fixed with one surface of the air duct main body and forms a semi-closed cavity with the air duct main body; the wind power conveying assembly is fixed on the air duct front cover and is close to the air inlet; the air duct top cover is provided with a third air outlet, and the air duct top cover is fixed at the position, close to the first air outlet, of the top end of the air duct front cover.
Preferably, the apparatus comprises: the buckle is arranged at the top of the air duct main body and the edge of the air duct main body, the buckle at the top of the air duct main body is clamped with a refrigerator freezing chamber, and the buckle at the edge of the air duct main body is clamped with the edge of the air duct front cover; the buckle still set up in wind channel protecgulum bottom, wind channel protecgulum bottom the buckle and refrigerator freezer block.
Preferably, the duct main body further includes: the fixing groove is arranged at the bottom of the air duct main body and used for fixing the refrigerating device; the fixing column is arranged along the circumferential direction of the air inlet.
Preferably, the wind power delivery assembly comprises: a centrifugal fan; the mounting seat is arranged on one side surface of the centrifugal fan, and the centrifugal fan is fixed on the air duct front cover through the mounting seat; the fan cover, fan cover open and be equipped with the perforating hole, with centrifugal fan keeps away from a side of mount pad is fixed, just fan cover with fixed column fixed connection.
Preferably, the apparatus further comprises: the air duct sealing piece is provided with a vent hole, the air duct sealing piece is attached to the air duct main body, and the center of the air inlet, the center of the vent hole and the center of the centrifugal fan are located on the same straight line.
Preferably, the air duct top cover includes: the clamping hook is arranged at the edge of one end of the air duct top cover and clamped with the position, close to the first air outlet, of the top of the air duct front cover; the third air outlet is arranged on the bottom plate of the air duct top cover and far away from the position of the clamping hook.
Preferably, the air duct top cover further comprises: the central line of the third air outlet and the plane of the bottom plate form an acute angle.
Preferably, the air duct top cover further comprises: the fixing hole is formed in the position, far away from the clamping hook and the third air outlet, of the bottom plate; the bottom of the knob is fixed with the fixing hole, and the upper part of the knob is fixed with the freezing chamber of the refrigerator; and the baffle is arranged on the bottom plate and is positioned between the third air outlet and the fixing hole.
The technical scheme of the utility model a pair of refrigerator air supply arrangement that provides, include: the air duct main body is provided with an air inlet; the top end of the air duct front cover is provided with a first air outlet and a second air outlet, and the air duct front cover is fixed with one surface of the air duct main body and forms a semi-closed cavity with the air duct main body; the wind power conveying assembly is fixed on the front cover of the air duct and is close to the air inlet; the air duct top cover is provided with a third air outlet and is fixed at the position, close to the first air outlet, of the top end of the air duct front cover. The flow direction of cold air in the refrigerator is changed through the structural design of the air supply device of the refrigerator and the layout of the air outlets, the cold air generated by the refrigerating device flows through a semi-closed cavity formed by the air duct front cover and the air duct main body and is respectively blown out from the first air outlet, the second air outlet and the third air outlet, and the cold air of the first air outlet and the cold air of the third air outlet are combined with each other to form larger forced convection inside the drawer, so that the cooling speed inside the drawer is greatly accelerated, the technical problem that the cooling speed of food materials in the drawer is lower as cold air generated by an evaporator is gradually weakened when the cold air reaches the inside of the drawer in the prior art is solved, the structural design of the refrigerating chamber of the refrigerator is optimized, the loss of air volume is reduced, the cold air forms forced convection inside the drawer, so that the food materials placed in the drawer can quickly enter a crystallization point, achieving the technical effect of quick freezing and fresh keeping.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic view of a refrigerator structure provided by the present invention;
FIG. 2 is a schematic structural view of an embodiment of an air supply device of a refrigerator according to the present invention;
FIG. 3 is a schematic structural view of another embodiment of the air supply device of the refrigerator of the present invention;
fig. 4 is a graph of cooling curve of refrigerator after the air supply device of the refrigerator is applied.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 1 | Air duct |
31 | |
| 11 | |
32 | |
| 12 | |
33 | |
| 13 | |
4 | Air |
| 14 | Air |
41 | |
| 141 | |
42 | Clamping |
| 2 | Front cover of |
43 | |
| 21 | |
44 | |
| 22 | |
45 | |
| 3 | Wind |
46 | Top air duct sealing element |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture, and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, if the meaning of "and/or" and/or "appears throughout, the meaning includes three parallel schemes, for example," A and/or B "includes scheme A, or scheme B, or a scheme satisfying both schemes A and B. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a refrigerator air supply arrangement.
Referring to fig. 1 to 3, in an embodiment of the present invention, the air supply device for a refrigerator includes:
the air duct main body 1 is provided with an air inlet 11.
Specifically, the air duct main body 1 is fixed in a freezing chamber of the refrigerator, one side of the air duct main body is close to the back of the refrigerator, the other side of the air duct main body faces the front of the refrigerator, the front of the refrigerator is opened, and after a drawer is placed in the freezing chamber, the tail of the air duct main body is close to the air duct main body 1. The air duct main body 1 is a thin-shell structure made of plastic, and a plurality of reinforcing rib plates are arranged in the air duct main body for reinforcing the structural performance of the air duct main body 1. An air inlet 11 is arranged at the position, close to the center, of the top of the air duct main body 1, and cold air generated by the refrigerating device flows into a drawer of the refrigerating chamber through the air inlet 11. Wherein, the section at the top of the air duct main body 1 can be designed into a concave shape, so that cold air can be blown into the freezing chamber more quickly after being blown in.
The air duct front cover 2 is provided with a first air outlet 21 and a second air outlet 22 at the top end of the air duct front cover 2, and the air duct front cover 2 is fixed with one surface of the air duct main body 1 to form a semi-closed cavity with the air duct main body 1.
Particularly, first air outlet 21, second air outlet 22 have been seted up on 2 tops in wind channel protecgulum, and first air outlet 21, second air outlet 22 distribute along vertical direction on 2 tops in wind channel protecgulum, have certain spacing distance between, and the thickness of wind channel top cap is less than spacing distance to the cold wind of third air outlet 41 blows out. Wherein, if the refrigerator has two freezing rooms, the first air outlet 21 and the second air outlet 22 are arranged two in the horizontal direction at the top end of the air duct front cover 2, that is, four air outlets in total, and the first air outlet 21 and the second air outlet 22 at each side correspond to one drawer. The side of the air duct front cover 2, which is not provided with the air outlet, is fixed with the front side of the air duct main body 1 to form a semi-closed chamber with the air duct main body 1, and cold air is blown in through the air inlet 11, blown out from the first air outlet 21 and the second air outlet 22 respectively and enters a drawer of the freezing chamber. The distance between the first air outlet 21 and the second air outlet 22 in the vertical direction refers to the distance between the first air outlet 21 and the second air outlet 22 on the air duct front cover 2 when the air duct front cover 2 is vertically installed as shown in the figure.
And the wind power conveying assembly 3 is fixed on the air duct front cover 2 and is close to the air inlet 11.
Specifically, the wind power conveying assembly 3 is fixed on the air duct front cover 2 and close to one side fixed with the air duct main body 1, the wind power conveying assembly 3 is close to the air inlet 11 of the air duct main body 1, and the main structure of the wind power conveying assembly 3 is a fan used for changing the flow direction of cold air. After cold air is blown in from the air inlet 11 of the air duct main body 1, the air duct front cover 2 and the air duct main body 1 form a semi-closed chamber, and the cold air can only be blown out from the first air outlet 21 and the second air outlet 22 at the top of the air duct front cover 2 and enters the freezing chamber.
The air duct top cover 4 is provided with a third air outlet 41, and the air duct top cover 4 is fixed at the position, close to the first air outlet 21, of the top end of the air duct front cover 2.
Particularly, the third air outlet 41 is formed in the air duct top cover 4, the air duct top cover 4 is fixed to the top end of the air duct front cover 2 close to the first air outlet 21 and forms a semi-closed cavity with the top of the freezing chamber, cold air blown in from the first air outlet 21 enters the semi-closed cavity formed by the air duct top cover 4 and the top of the freezing chamber, and then the cold air is blown out from the third air outlet 41. Due to the design of the wind conveying assembly 3 and the plurality of air outlets, the flow direction of cold air in the refrigerator is changed, the cold air is respectively blown out from the first air outlet 21, the second air outlet 22 and the third air outlet 41, the cold air of the first air outlet 21 and the cold air of the third air outlet 41 are combined with each other, a large forced convection is formed inside the drawer, and the cooling speed inside the drawer is greatly accelerated, as shown in fig. 4.
Preferably, the air supply device of the refrigerator comprises: the top and the edge of the air duct main body 1 and the bottom of the air duct front cover 2 are provided with buckles, the buckle at the top of the air duct main body 1 and the buckle at the bottom of the air duct front cover 2 are simultaneously clamped with the refrigerator freezing chamber, and the buckle at the edge of the air duct main body 1 and the edge of the air duct front cover 2 are clamped.
Specifically, the buckle that wind channel main part 1 top set up is used for fixing wind channel main part 1 in the refrigerator freezer, and the top of refrigerator freezer is provided with corresponding knot position. The buckle that the position of wind channel main part 1 edge all around set up is used for making wind channel protecgulum 2 block with it, and the corresponding position of wind channel protecgulum 2 edge all around is provided with the knot position. The buckle of 2 bottoms in wind channel protecgulums is used for fixing wind channel protecgulum 2 in the refrigerator freezer, and the bottom of refrigerator freezer is provided with corresponding knot position equally and is used for the block.
Preferably, the duct main body 1 further includes: the fixing groove 12 is arranged at the bottom of the air duct main body 1, and is used for fixing the refrigerating device; and the fixed column 13 is arranged along the circumferential direction of the air inlet 11.
Specifically, the bottom of the duct main body 1 is provided with a fixing groove 12, and the rear surface of the duct main body 1 and the rear wall surface of the freezing chamber form a chamber for fixing a freezing device, such as an evaporator. After the refrigerating device generates cold air, the cold air passes through the air duct main body 1 and the freezing chamber to form a chamber and is blown in from the air inlet 11 of the air duct main body 1. Wherein, the front of wind channel main part 1 still is provided with fixed column 13, and fixed column 13 equipartition is in 11 a week of air intake, and fixed column 13 still is provided with the screw hole for the screw in screw.
Preferably, the wind power delivery assembly 3 comprises: a centrifugal fan 31; the mounting seat 32, the mounting seat 32 is arranged on one side of the centrifugal fan 31, and the centrifugal fan 31 is fixed on the air duct front cover 2 through the mounting seat 32; the fan cover 33, the fan cover 33 have through holes, and are fixed to a side surface of the centrifugal fan 31 far away from the mounting base 32, and the fan cover 33 is fixedly connected to the fixing column 13.
Specifically, the centrifugal fan 31 changes the flow direction of the cool air, and the cool air is blown in from the centrifugal fan 31 in the axial direction and blown out from the centrifugal fan 31 in the circumferential direction. A mounting seat 32 is further disposed on one side surface of the centrifugal fan 31, and is used for fixing the centrifugal fan 31 on one side surface of the air duct front cover 2 close to the air duct main body 1. The fan cover 33 is roughly ring-shaped, the middle part is a through hole, the diameter of the through hole is the same as that of the centrifugal fan 31, a raised clamping position can be arranged in the through hole, the centrifugal fan 31 is fixed in the fan cover 33, meanwhile, a threaded hole is also formed in the fan cover 33, and a screw passes through a threaded hole in the fan cover 33 and is installed in a threaded hole in the fixed column 13 in a matched mode.
Preferably, the air supply device of the refrigerator further comprises: the air duct sealing member 14 is provided with a vent hole 141 in the air duct sealing member 14, the air duct sealing member 14 is attached to the air duct main body 1, and the center of the air inlet 11, the center of the vent hole 141 and the center of the centrifugal fan 31 are located on the same straight line.
Specifically, the duct sealing member 14 is made of foam, and is used for sealing a chamber formed by the duct main body 1 and the duct front cover 2, thereby reducing loss of air volume. The upper portion of the air duct sealing member 14 is provided with a vent hole 141, the size of the vent hole 141 is at least larger than that of the air inlet 11, the air duct sealing member 14 is attached to the air duct main body 1, and meanwhile, in order to reduce the loss of air volume, the center of the air inlet 11, the center of the vent hole 141 and the center of the centrifugal fan 31 should be ensured to be located on the same straight line as much as possible.
Preferably, the air duct top cover 4 comprises: the clamping hook 42 is arranged at the edge of one end of the air duct top cover 4 and clamped with the position, close to the first air outlet 21, of the top of the air duct front cover 2; the third air outlet 41 is disposed on the bottom plate of the air duct top cover 4 away from the hook 42.
Specifically, the edge of wind channel top cap 4 one end is provided with trip 42, and trip 42 is two at least for fix wind channel top cap 4 on wind channel protecgulum 2, the both ends that wind channel protecgulum 2 top is close to first air outlet 21 are provided with the knot position that corresponds, are used for with trip 42 block. The third air outlet 41 is an air outlet formed by a plurality of small holes, and the third air outlet 41 is arranged on the bottom plate of the air duct top cover 4 and far away from the hook 42. A top air duct sealing member 46 may be provided to reduce loss of the air volume of the third outlet 41 as much as possible.
Preferably, the air duct top cover 4 further comprises: the center line of the third outlet 41 forms an acute angle with the plane of the bottom plate.
Specifically, when the third air outlet 41 is an air outlet formed by a plurality of small holes, an acute angle α is formed between a center line where each small hole is located or a straight line where each small hole is located in the axial direction and a plane where the bottom plate is located, so that an included angle is formed between the cold air blown out from the third air outlet 41 and the cold air blown out from the second air outlet 22 in the wind direction, and convection is further formed. During design, the angle can be adjusted according to the depth of the box body and the position of the air inlet.
Preferably, the air duct top cover 4 further comprises: the fixing hole 43 is formed in the position, far away from the clamping hook 42 and the third air outlet 41, of the bottom plate; the bottom of the knob 44 is fixed with the fixing hole 43, and the upper part of the knob 44 is fixed with a freezing chamber of the refrigerator; and the baffle 45 is arranged on the bottom plate and is positioned between the third air outlet 41 and the fixing hole 43.
Specifically, still be provided with fixed orifices 43 on the wind channel top cap 4, fixed orifices 43 offer the position of keeping away from trip 42 and third air outlet 41 on the bottom plate, and knob 44 bottom is discoid, and is fixed with fixed orifices 43. The upper portion of the knob 44 is fixed to the top of the freezer compartment of the refrigerator for fixing one end of the air duct top cover 4 in the freezer compartment of the refrigerator. The bottom of the knob 44 may be provided with detents to allow the duct top cover 4 to be removed from the top of the freezer compartment when the knob 44 is in the secured position.
The technical scheme of the utility model a pair of refrigerator air supply arrangement that provides, include: the air duct main body is provided with an air inlet; the top end of the air duct front cover is provided with a first air outlet and a second air outlet, and the air duct front cover is fixed with one surface of the air duct main body and forms a semi-closed cavity with the air duct main body; the wind power conveying assembly is fixed on the front cover of the air duct and is close to the air inlet; the air duct top cover is provided with a third air outlet and is fixed at the position, close to the first air outlet, of the top end of the air duct front cover. The flow direction of cold air in the refrigerator is changed through the structural design of the air supply device of the refrigerator and the layout of the air outlets, the cold air generated by the refrigerating device flows through a semi-closed cavity formed by the air duct front cover and the air duct main body and is respectively blown out from the first air outlet, the second air outlet and the third air outlet, and the cold air of the first air outlet and the cold air of the third air outlet are combined with each other to form larger forced convection inside the drawer, so that the cooling speed inside the drawer is greatly accelerated, the technical problem that the cooling speed of food materials in the drawer is lower as cold air generated by an evaporator is gradually weakened when the cold air reaches the inside of the drawer in the prior art is solved, the structural design of the refrigerating chamber of the refrigerator is optimized, the loss of air volume is reduced, the cold air forms forced convection inside the drawer, so that the food materials placed in the drawer can quickly enter a crystallization point, achieving the technical effect of quick freezing and fresh keeping.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (9)
1. An air supply device for a refrigerator, the device comprising:
the air duct main body is provided with an air inlet;
the air duct front cover is provided with a first air outlet and a second air outlet and is fixed with the air duct main body;
the wind power conveying assembly is fixed on the air duct front cover and is close to the air inlet;
the air duct top cover is provided with a third air outlet, and the air duct top cover is fixed at a position, close to the first air outlet, of the air duct front cover.
2. The apparatus of claim 1, wherein the apparatus comprises:
the buckle is arranged at the top of the air duct main body and the edge of the air duct main body, the buckle at the top of the air duct main body is clamped with a refrigerator freezing chamber, and the buckle at the edge of the air duct main body is clamped with the edge of the air duct front cover;
the buckle still set up in wind channel protecgulum bottom, wind channel protecgulum bottom the buckle and refrigerator freezer block.
3. The apparatus of claim 1, wherein the wind delivery assembly comprises:
a centrifugal fan;
the mounting seat is arranged on one side surface of the centrifugal fan, and the centrifugal fan is fixed on the air duct front cover through the mounting seat;
the fan cover, fan cover open and be equipped with the perforating hole, with centrifugal fan keeps away from a side of mount pad is fixed, just fan cover and fixed column fixed connection.
4. The apparatus of claim 3, further comprising:
the air duct sealing piece is provided with a vent hole, the air duct sealing piece is attached to the air duct main body, and the center of the air inlet, the center of the vent hole and the center of the centrifugal fan are located on the same straight line.
5. The apparatus of claim 2, wherein the air duct top cover comprises:
the clamping hook is arranged at the edge of one end of the air duct top cover and clamped with the position, close to the first air outlet, of the top of the air duct front cover;
the third air outlet is arranged on the bottom plate of the air duct top cover and far away from the position of the clamping hook.
6. The apparatus of claim 5, wherein the air duct top cover further comprises:
the central line of the third air outlet and the plane of the bottom plate form an acute angle.
7. The apparatus of claim 5, wherein the air duct top cover further comprises:
the fixing hole is formed in the position, far away from the clamping hook and the third air outlet, of the bottom plate;
the bottom of the knob is fixed with the fixing hole, and the upper part of the knob is fixed with the freezing chamber of the refrigerator;
and the baffle is arranged on the bottom plate and is positioned between the third air outlet and the fixing hole.
8. The apparatus of claim 1, wherein the duct bezel further comprises:
the first air outlet and the second air outlet have a spacing distance in the vertical direction, and the thickness of the air duct top cover is smaller than the spacing distance.
9. The apparatus of claim 5, wherein the air duct top cover further comprises:
and the top air duct sealing element is attached to the air duct top cover and is provided with an opening with the size larger than that of the third air outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022498043.0U CN213873370U (en) | 2020-10-30 | 2020-10-30 | Air supply device for refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022498043.0U CN213873370U (en) | 2020-10-30 | 2020-10-30 | Air supply device for refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213873370U true CN213873370U (en) | 2021-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022498043.0U Active CN213873370U (en) | 2020-10-30 | 2020-10-30 | Air supply device for refrigerator |
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| Country | Link |
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| CN (1) | CN213873370U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113865211A (en) * | 2021-10-11 | 2021-12-31 | 长虹美菱股份有限公司 | Air duct back plate capable of automatically adjusting air outlet angle and refrigerator |
-
2020
- 2020-10-30 CN CN202022498043.0U patent/CN213873370U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113865211A (en) * | 2021-10-11 | 2021-12-31 | 长虹美菱股份有限公司 | Air duct back plate capable of automatically adjusting air outlet angle and refrigerator |
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