CN1222749C - Air flow structure for refrigerating chamber of refrigerator - Google Patents
Air flow structure for refrigerating chamber of refrigerator Download PDFInfo
- Publication number
- CN1222749C CN1222749C CN 02121044 CN02121044A CN1222749C CN 1222749 C CN1222749 C CN 1222749C CN 02121044 CN02121044 CN 02121044 CN 02121044 A CN02121044 A CN 02121044A CN 1222749 C CN1222749 C CN 1222749C
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- refrigerating chamber
- cold air
- pipe
- storage area
- refrigerator
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Abstract
The present invention discloses a flow structure for a refrigerating chamber of a refrigerator. A partition is arranged between a freezing chamber and the refrigerating chamber of the refrigerator to divide the freezing chamber and the refrigerating chamber, the inner of the refrigerating chamber is provided with shelves to form multiple storing space, and cold air in the freezing chamber and the refrigerating chamber is circulated by a blowing fan. One side of the freezing chamber and the multiple storing space discharge pipe are connected through a cold air discharge pipe to disperse and discharge and exhaust the cold air in the freezing chamber to the multiple storing space, one side of the freezing chamber and the multiple storing space are connected through a cold air suction pipe, and the cold air in the freezing chamber is dispersed and exhausted to the multiple storing space to maintain the low temperature state of food or containers, and then flows into the freezing chamber through the cold air suction pipe which is used for connecting each storing space and the freezing chamber to achieve the effects of reducing temperature deviation of the inner of the refrigerating chamber to the large extent and improve the refrigerating performance of the refrigerator.
Description
Technical field
The present invention relates to refrigerator, especially the air flow structure of cold compartment of refrigerator.
Background technology
Refrigerator is that the cold air that utilizes freeze cycle to provide carries out cooling food, prevents rotting of food, make food can be under fresh state the electrical equipment of long preservation, be divided into the refrigerating chamber of under zubzero temperature, preserving the refrigerating chamber of food and under temperature above freezing, preserving food.
The refrigerator of prior art as shown in Figure 1, refrigerating chamber F is positioned at refrigerating chamber R next door, is provided with the partition 10 of dividing refrigerating chamber F and refrigerating chamber R between refrigerating chamber F and the refrigerating chamber R.Be provided with evaporimeter 20 that carries out heat exchange and the blowing fan 26 of blowing among the refrigerating chamber F to refrigerating chamber R.From top to the bottom, be provided with a refrigerating chamber inner space among the refrigerating chamber R at regular intervals and be distinguished into a plurality of storage area R1, R2, R3, the shelf 32a of R4 and placement food or container, 32b, 32c, 32d has installed the cold air distributor 34 that distributes cold air on the shelf 32a of top side.
The work of refrigerator with said structure is as follows: compressor start, the cooling refrigerant of mobile low-temp low-pressure in the evaporimeter 20, when the air in the refrigerating chamber F during by evaporimeter 20 surface and the cooling refrigerant of low temperature carry out heat exchange, convert the cold air of low temperature to, make the food that is stored in refrigerating chamber F maintain subzero low-temperature condition, cold air is delivered to by blowing fan 26 and is cut off 10 cold air delivery pipe 12.Cooling refrigerant by cold air delivery pipe 12 passes through cold air distributor 34, reaches rear flank down along the cold air path in the refrigerating chamber R 33, is circulated again into refrigerating chamber F through the storage area of lower side R4 and cold air suction pipe 14.By the cold air and the storage area R1 of cold air path 33, the cold air in the R2, R3 forms heat exchange by conduction, make to be placed on shelf 32a, and 32b, the food on the 32c maintains low-temperature condition.
But the cold air of the refrigerator of prior art is except storage area R4, and at other storage areas R1, R2, R3 only conduct by heat and carry out heat exchange, make refrigerating chamber R internal temperature inequality, and cooling velocity is low.
Summary of the invention
Technical problem to be solved by this invention provides a kind of air flow structure of cold compartment of refrigerator, make cold air be discharged to each storage area of the refrigerating chamber of distinguishing by shelf, and the cold air of discharging is inhaled into the storage area respectively, reduces refrigerating chamber temperature inside deviation, improves the refrigeration performance.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is: a kind of air flow structure of cold compartment of refrigerator, comprise blowing fan, cold air delivery pipe and the cold air suction pipe of cold air in a plurality of storage areas, circulating frozen chamber and the refrigerating chamber that the inner shelf that is provided with of partition, refrigerating chamber of the division refrigerating chamber that is provided with between refrigerating chamber and the refrigerating chamber and refrigerating chamber forms, described cold air delivery pipe is connected with a plurality of storage areas by a side of refrigerating chamber; Described cold air suction pipe is connected with a plurality of storage areas by a side of refrigerating chamber.Described cold air delivery pipe is to be connected with refrigerating chamber by an end, is positioned at partition, and first discharge pipe of vertical direction configuration is connected with first discharge pipe with an end, the other end and any one a plurality of second discharge pipes formation that are connected in the storage area.Described cold air suction pipe is to cut off inside by a plurality of first suction lines on cutting off with being positioned at, the vertical direction configuration, an end links to each other with each outlet of first suction line, and second suction line that the other end is connected with refrigerating chamber constitutes.
The outlet of described cold air delivery pipe and the inlet of cold air suction pipe are to form up and down or the formation of horizontal direction front and back with vertical direction on cutting off.
A kind of air flow structure of cold compartment of refrigerator, comprise a plurality of storage areas that the inner shelf that is provided with of partition, refrigerating chamber of the division refrigerating chamber that is provided with between refrigerating chamber and the refrigerating chamber and refrigerating chamber forms, circulating cold air is delivered to blowing fan, cold air delivery pipe and the cold air suction pipe of refrigerating chamber and refrigerating chamber, described cold air delivery pipe is connected with a plurality of storage areas by a side of refrigerating chamber; Described cold air suction pipe is connected with a plurality of storage areas by a side of refrigerating chamber, cold air delivery pipe is to be connected with refrigerating chamber by an end, be positioned at partition, first discharge pipe of vertical direction configuration is connected with first discharge pipe with an end, the other end and any one a plurality of second discharge pipes formation that are connected in the storage area; Cold air suction pipe by be formed on the sidewall that cuts off relative refrigerating chamber on a plurality of first suction lines and be positioned at and the interior of cutting off relative refrigerating chamber, the vertical direction configuration, one end links to each other with each outlet of first suction line, and second suction line that the other end is connected with refrigerating chamber constitutes.
The invention has the beneficial effects as follows: the air flow structure of cold compartment of refrigerator is that the cold air of refrigerating chamber disperses to be discharged to a plurality of storage areas by cold air delivery pipe, directly contact with food of placing on each shelf or container, the temperature maintenance that makes food or container is at low-temperature condition, flow into refrigerating chamber by the cold air suction pipe that is connected between each storage area and the refrigerating chamber again, reduce refrigerating chamber temperature inside deviation to greatest extent, improve the refrigeration performance of refrigerator.
Description of drawings
Fig. 1 is the air flow structure front elevation of the cold compartment of refrigerator of prior art.
Fig. 2 is the air flow structure side view of the cold compartment of refrigerator of prior art.
Fig. 3 is the air flow structure embodiment front elevation of cold compartment of refrigerator of the present invention.
Fig. 4 is the air flow structure embodiment side view of cold compartment of refrigerator of the present invention.
Fig. 5 is another embodiment front elevation of air flow structure of cold compartment of refrigerator of the present invention.
Fig. 6 is another embodiment side view of air flow structure of cold compartment of refrigerator of the present invention.
Among the figure, 60: cut off; 62: cold air delivery pipe; 62a: first discharge pipe; 62b, 62c, 62d, 62e, 62f: second discharge pipe; 64: cold air suction pipe 64a, 64b, 64c, 64d, 64e: first suction line; 64f: second suction line; 70: evaporimeter; 76: blowing fan; 82a, 82b, 82c, 82d: shelf; 83: cold air path; F: refrigerating chamber; R: refrigerating chamber; R1, R2, R3, R4, R5: storage area.
The specific embodiment
Be described in further detail below in conjunction with the air flow structure of the drawings and specific embodiments cold compartment of refrigerator of the present invention:
As shown in Figures 3 and 4, refrigerating chamber F is in refrigerating chamber R next door, is provided with the partition 60 of dividing refrigerating chamber F and refrigerating chamber R between refrigerating chamber F and the refrigerating chamber R.Be provided with evaporimeter 70 that carries out heat exchange and the blowing fan 76 of blowing among the refrigerating chamber F to refrigerating chamber R.
In refrigerating chamber R, from top to the bottom, be provided with a refrigerating chamber inner space at regular intervals and be distinguished into a plurality of storage area R1, R2, R3, R4, the shelf 82a of R5 and placement food or container, 82b, 82c, 82d.Shelf 82a, 82b, 82c, 82d form certain distance with the front of refrigerating chamber R respectively, make the space between the front of its front end and refrigerating chamber R form cold air path 83, be in storage area R1, R2, R3, R4, the cold air of R5 and the cold air by cold air path 83 form heat exchange by convection current.In addition, refrigerating chamber R has the cold air in the refrigerating chamber F is disperseed to be discharged to a plurality of storage area R1, R2, and R3, R4, the cold air delivery pipe 62 of R5, cold air delivery pipe 62 are positioned at a side and a plurality of storage area R1 of refrigerating chamber F, R2, R3, R4 is between the R5; Be discharged to storage area R1, R2, R3 in order to make by cold air delivery pipe 62, R4, the cold air of R5 inside is at storage area R1, R2, R3, R4, R5 play inside the refrigeration effect and flow into refrigerating chamber F, at downside and a plurality of storage area R1 by refrigerating chamber F, R2, R3, R4 has cold air suction pipe 64 between the R5.
Cold air delivery pipe 62 and cold air suction pipe 64 are formed on and cut off on 60, and the inlet of the outlet of cold air delivery pipe 62 and cold air suction pipe 64 is to form up and down or the formation of horizontal direction front and back with vertical direction on partition 60.Cold air delivery pipe 62 is to be connected with refrigerating chamber F by an end, be positioned at and cut off 60 inside, the first discharge pipe 62a of arranged perpendicular is connected the other end and storage area R1 with an end with the first discharge pipe 62a, R2, R3, R4, a plurality of second discharge pipe 62b of any one connection among the R5,62c, 62d, 62e, 62f constitutes.
Be discharged to storage area R1 through cold air delivery pipe 62, R2, R3, R4, the cold air of R5 is at storage area R1, R2, R3, R4 after convection current is carried out in R5 inside, cuts off a side of 60 for cold air after the convection current can be drawn into, on partition 60, a plurality of first suction line 64a are arranged, 64b, 64c, 64d, 64e; Be drawn into the first suction line 64a, 64b, 64c, 64d, after the cold air of 64e gathers, refrigerating chamber F be can flow into, the 60 internal vertical directions and the first suction line 64a, 64b cut off in order to make cold air, 64c, 64d, an end of each outlet of 64e have the second suction line 64f that is connected with refrigerating chamber F.The first suction line 64a, 64b, 64c, 64d, the 64e and the second suction line 64f constitute cold air suction pipe 64.
The work of air flow structure of cold compartment of refrigerator of the present invention with said structure is as follows:
At first, freeze cycle starts, the cooling refrigerant of the low-temp low-pressure in the evaporimeter 70 is flowed, air in the refrigerating chamber F during by evaporimeter 70 surperficial and the cooling refrigerant of low temperature carry out heat exchange, convert the cold air of low temperature to, make the food that is stored in refrigerating chamber F maintain subzero low-temperature condition, cold air is delivered to by blowing fan 76 and is cut off 60 cold air delivery pipe 62.Cold air by cold air delivery pipe 62 is by the first discharge pipe 62a and to the second discharge pipe 62b, 62c, and 62d, 62e, 62f disperses, by the second discharge pipe 62b, 62c, 62d, 62e, the outlet of 62f is discharged to a plurality of storage area R1 by a certain amount of dispersion respectively, R2, R3, R4, R5.The food or the container that are placed on the shelf in the cold air of discharging and the storage area directly contact, and the temperature maintenance that makes food or container is at low-temperature condition.
A part that is discharged to the inner cold air in storage area moves down along the cold air path 83 that forms between the front of the front end of shelf and refrigerating chamber, remaining cold air flow into the first suction line 64a, 64b, 64c, 64d imports the second suction line 64f behind the 64e, flow into refrigerating chamber along the second suction line 64f, by evaporimeter 70, carry out said process repeatedly again.
Another embodiment of the present invention such as Fig. 5 and shown in Figure 6, cold air delivery pipe 92 and cold air suction pipe 94 are at storage area R1, R2, R3, R4, R5 is last to be formed mutually relatively, horizontal storage area R1, R2, the R3 of blowing to of cold air that discharges in the cold air delivery pipe 92, R4, R5 makes to be placed on shelf 82a, 82b, 82c, the food on the 82d maintains low-temperature condition, flow into refrigerating chamber F by cold air suction pipe 94 again.
In cold air delivery pipe 92 and the cold air suction pipe 94 any one is formed on to be cut off on 60, and another one is formed on the sidewall of refrigerating chamber of relative partition 60.
Cold air delivery pipe 92 is to be connected with refrigerating chamber F by an end, be positioned at and cut off 60 inside, the first discharge pipe 92a of vertical direction configuration is connected the other end and storage area R1 with an end with the first discharge pipe 92a, R2, R3, R4, a plurality of second discharge pipe 92b of any one connection among the R5,92c, 92d, 92e, 92f constitutes.
Be discharged to storage area R1, R2, R3 through cold air delivery pipe 92, R4, the cold air of R5 is at storage area R1, R2, R3, R4, after convection current is carried out in R5 inside, can be drawn into a side of refrigerating chamber sidewall, a plurality of first suction line 94a are arranged on the refrigerating chamber sidewall in order to make cold air after the convection current, 94b, 94c, 94d, 94e; Be drawn into the first suction line 94a, 94b, 94c, 94d, after the cold air of 94e gathers, in order to flow into refrigerating chamber F, at the refrigerating chamber interior vertical direction and the first suction line 94a, 94b, 94c, 94d, an end of each outlet of 94e have the second suction line 94f that is connected with refrigerating chamber F.The first suction line 94a, 94b, 94c, 94d, the 94e and the second suction line 94f constitute cold air suction pipe 94
Work of the present invention with said structure is as follows:
At first, freeze cycle starts, the cooling refrigerant of the low-temp low-pressure in the evaporimeter 70 is flowed, air in the refrigerating chamber F during by evaporimeter 70 surperficial and the cooling refrigerant of low temperature carry out the cold air that heat exchange converts low temperature to, make the food that is stored in refrigerating chamber F maintain subzero low-temperature condition, cold air is delivered to by blowing fan 76 and is cut off 60 cold air delivery pipe 92.Cold air by cold air delivery pipe 92 is by the first discharge pipe 92a and to the second discharge pipe 92b, 92c, and 92d, 92e, 92f disperses, by the second discharge pipe 92b, 92c, 92d, 92e, the outlet of 92f is discharged to a plurality of storage area R1 by a certain amount of dispersion respectively, R2, R3, R4, R5.The cold air and the storage area R1 that discharge, R2, R3, R4, R5 inside is placed on shelf 82a, 82b, 82c, food or container on the 82d directly contact, and the temperature maintenance that makes food or container is at low-temperature condition.
Be discharged to storage area R1, R2, R3, R4, the part of the inner cold air of R5 is along shelf 82a, 82b, and 82c, the passage 83 of the cold air that forms between the front of the front end of 82d and refrigerating chamber R moves down, remaining cold air is horizontal to be blown at storage area R1, R2, R3, R4, R5 flow into the first suction line 94a, 94b again, 94c, 94d imports the second suction line 94f behind the 94e, flow into refrigerating chamber F along the second suction line 94f, by evaporimeter 70, carry out said process repeatedly again.
Claims (3)
1, a kind of air flow structure of cold compartment of refrigerator, comprise a plurality of storage areas that the inner shelf that is provided with of partition, refrigerating chamber of the division refrigerating chamber that is provided with between refrigerating chamber and the refrigerating chamber and refrigerating chamber forms, circulating cold air delivered to blowing fan, cold air delivery pipe and the cold air suction pipe of refrigerating chamber and refrigerating chamber, described cold air delivery pipe (62) is by a side and a plurality of storage area (R1 of refrigerating chamber (F), R2, R3, R4 R5) connects; Described cold air suction pipe (64) is by a side and a plurality of storage area (R1, R2, the R3 of refrigerating chamber (F), R4 R5) connects, and it is characterized in that cold air delivery pipe (62) is to be connected with refrigerating chamber by an end, be positioned at partition (60), first discharge pipe (62a) of vertical direction configuration is connected the other end and storage area (R1 with an end with first discharge pipe (62a), R2, R3, R4, a plurality of second discharge pipe (62b, 62c, the 62d of any one connection R5), 62e 62f) constitutes; Cold air suction pipe (64) is by a plurality of first suction line (64a on partition (60), 64b, 64c, 64d, 64e) and be positioned at partition (60) inside, the vertical direction configuration, an end links to each other with each outlet of first suction line, and second suction line (64f) that the other end is connected with refrigerating chamber (F) constitutes.
2, the air flow structure of cold compartment of refrigerator according to claim 1 is characterized in that the outlet of cold air delivery pipe (62) and the inlet of cold air suction pipe (64) are to go up with vertical direction at partition (60) to form up and down or the formation of horizontal direction front and back.
3, a kind of air flow structure of cold compartment of refrigerator, comprise a plurality of storage areas that the inner shelf that is provided with of partition, refrigerating chamber of the division refrigerating chamber that is provided with between refrigerating chamber and the refrigerating chamber and refrigerating chamber forms, circulating cold air delivered to blowing fan, cold air delivery pipe and the cold air suction pipe of refrigerating chamber and refrigerating chamber, described cold air delivery pipe (92) is by a side and a plurality of storage area (R1 of refrigerating chamber (F), R2, R3, R4 R5) connects; Described cold air suction pipe (94) is by a side and a plurality of storage area (R1, R2, the R3 of refrigerating chamber (F), R4 R5) connects, and it is characterized in that cold air delivery pipe (92) is to be connected with refrigerating chamber by an end, be positioned at partition (60), first discharge pipe (92a) of vertical direction configuration is connected the other end and storage area (R1 with an end with first discharge pipe (92a), R2, R3, R4, a plurality of second discharge pipe (92b, 92c, the 92d of any one connection R5), 92e 92f) constitutes; Cold air suction pipe (94) is by a plurality of first suction line (94a on the sidewall that is formed on the refrigerating chamber relative with cutting off (60), 94b, 94c, 94d, 94e) with the interior that is positioned at the refrigerating chamber relative with cutting off (60), the vertical direction configuration, an end links to each other with each outlet of first suction line, and second suction line (94f) that the other end is connected with refrigerating chamber (F) constitutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02121044 CN1222749C (en) | 2002-05-31 | 2002-05-31 | Air flow structure for refrigerating chamber of refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02121044 CN1222749C (en) | 2002-05-31 | 2002-05-31 | Air flow structure for refrigerating chamber of refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1461931A CN1461931A (en) | 2003-12-17 |
| CN1222749C true CN1222749C (en) | 2005-10-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02121044 Expired - Fee Related CN1222749C (en) | 2002-05-31 | 2002-05-31 | Air flow structure for refrigerating chamber of refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1222749C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111879048A (en) * | 2020-07-31 | 2020-11-03 | 海信容声(广东)冰箱有限公司 | Refrigerator with a door |
-
2002
- 2002-05-31 CN CN 02121044 patent/CN1222749C/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN1461931A (en) | 2003-12-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Taizhou LG Electronics Refrigerator Co., Ltd. Assignor: Lejin Electronic and Electric Appliance Co., Ltd. (Tianjin) Contract fulfillment period: 2005.12.30 to 2015.12.29 contract change Contract record no.: 2008320000752 Denomination of invention: Air flow structure for refrigerating chamber of refrigerator Granted publication date: 20051012 License type: Exclusive license Record date: 20081010 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2005.12.30 TO 2015.12.29; CHANGE OF CONTRACT Name of requester: TAIZHOU LG ELECTRONICS FREEZER CO., LTD. Effective date: 20081010 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20051012 |