CN108286859A - A kind of air return structure of wind cooling refrigerator - Google Patents
A kind of air return structure of wind cooling refrigerator Download PDFInfo
- Publication number
- CN108286859A CN108286859A CN201810202239.5A CN201810202239A CN108286859A CN 108286859 A CN108286859 A CN 108286859A CN 201810202239 A CN201810202239 A CN 201810202239A CN 108286859 A CN108286859 A CN 108286859A
- Authority
- CN
- China
- Prior art keywords
- return air
- return
- connector
- air connector
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
- F25D2317/065—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation characterised by the air return
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
A kind of air return structure of wind cooling refrigerator, including return airway；Return airway includes ajutage and the first return air connector and/or the second return air connector, and the first return air connector and/or the second return air connector are set on ajutage on corresponding port；Linear air-supply passage is equipped in ajutage, the return air channel of bending is respectively equipped in first return air connector and the second return air connector, when air-supply passage and the first return air connector and/or the second return air connector assembly connection, air-supply passage is connected to return air channel, and unobstructed coherent channel is integrally formed；First return air fitting end and the second return air fitting end are respectively equipped with interconnecting piece, and ajutage is plugged by interconnecting piece with corresponding first return air connector and/or the second return air connector；First return air connector and/or the second return air connector are equipped with reinforcing rib structure.The present invention can reduce that die cost, air-flow flowing is unobstructed, good seal performance, heat exchange efficiency is effectively ensured, is applied widely, versatility and highly practical.
Description
Technical field
The present invention relates to a kind of refrigerator, more particularly to a kind of air return structure of wind cooling refrigerator.
Background technology
The return airway that wind cooling refrigerator uses at present generally uses the molding manufacturing method of integral molded plastic, this method that can lead
Cause mold input cost high, since return airway structure is influenced by mould structure, so air duct cannot make gas in structure design
Body flowing is smooth, in addition, sealing is difficult, is susceptible to discouraged phenomenon, and substantially reduce the heat exchange efficiency of refrigerator, service life
It is short.Such as：Chinese patent literature CN204027137U disclosed a kind of wind cooling refrigerator air -return duct on December 17th, 2014, tool
Body discloses：Including air -return duct ontology, the air inlet of air -return duct ontology is equipped with refrigeration return air cover, the air -return duct ontology
Air inlet both sides are arranged with the card slot of at least two outwardly convexs, and buckle is equipped in card slot, is corresponded on the refrigeration return air cover
Equipped with buckle matched claw, the refrigeration return air cover is mutually clamped with air -return duct ontology by claw and is fixed on case courage
On；The air inlet both sides of the air -return duct ontology are arranged with the card slot of four outwardly convexs.In conjunction with attached drawing as it can be seen that in the structure
The air -return duct ontology is integrally formed, is limited and is influenced by mould structure, and the leakproofness of the air -return duct ontology is poor,
Phenomena such as being susceptible to gas leakage directly reduces the heat exchange efficiency of refrigerator；And mold is more demanding, makes mold difficulty of processing
Greatly, it to improve the input cost of mold, in addition, for the air -return duct of different structure, needs to develop corresponding mold, this is again
Further improve the input cost of mold；Therefore, in view of the above shortcomings of the prior art, it is necessary to be further improved.
Invention content
The purpose of the present invention be intended to provide it is a kind of it is simple and reasonable, can reduce that die cost, air-flow flowing be unobstructed, sealing
Performance is good, heat exchange efficiency is effectively ensured, is applied widely, the air return structure of versatility and highly practical wind cooling refrigerator, with
Overcome shortcoming in the prior art.
By a kind of air return structure of wind cooling refrigerator of this purpose design, including return airway, it is characterised in that：Described time
Wind air duct includes ajutage and the first return air connector and/or the second return air connector, and the first return air connector and/or the second return air connect
Head is set on ajutage on corresponding port；It is equipped with linear air-supply passage in the ajutage, the first return air connector and the
The return air channel of bending, air-supply passage and the first return air connector and/or the second return air connector dress are respectively equipped in two return air connectors
When with connection, air-supply passage is connected to return air channel, and unobstructed coherent channel is integrally formed；The first return air fitting end
It is respectively equipped with interconnecting piece with the second return air fitting end, ajutage passes through interconnecting piece and corresponding first return air connector and/or
Two return air connectors plug；The first return air connector and/or the second return air connector are equipped with reinforcing rib structure.
The reinforcing rib structure includes vertical convex rib and/or lateral convex ribs；The vertical convex rib is arranged one or more, and vertical
To the outside and/or inside that extend corresponding return air connector and/or left and right sides；Described transverse direction convex ribs setting one or more, and
Ring-wound is in corresponding return air connector outer wall.
When the vertical convex rib and lateral convex ribs are arranged simultaneously, vertical convex rib and lateral convex ribs crisscross cooperation each other；
The vertical convex rib and/or lateral convex ribs are integrally formed with corresponding return air connector.
The other end of the other end of the first return air connector and/or the second return air connector is equipped with fixed part, the fixed part
Extend outward in bulk, reinforcing rib structure is between interconnecting piece and fixed part.
The first return air connector and/or the second return air connector are equipped with retaining convex rib, air-supply passage and interconnecting piece grafting
When to certain position, air-supply passage end face is in contact with retaining convex rib.
The first return air connector and/or the second return air connector are equipped with spacing block set, which returns to place
It is laterally extended on the inside of wind connector in bulk.
The ajutage is made of PS materials, and section is in flat；The first return air connector and/or the second return air connector
It is made of PVC material.
In the first return air connector bending angle α 1 of return air channel be 100 ° -115 °, preferably 110 °, 111 °, 112 °,
113 ° or 114 °；The bending angle α 2 of return air channel is 100 ° -115 ° in the second return air connector, preferably 110 °, 111 °,
112 °, 113 ° or 114 °.
Return airway in the present invention is designed to split structure, specifically by ajutage and the first return air connector and/or
Second return air connector assembles, the advantage of doing so is that design of part is simplified, to lower design difficulty and the throwing of mold
Enter cost, and avoidable each part is limited by mold and/or influence, improves the leakproofness of part, and then ensure refrigerator
Heat exchange efficiency；The structure of return airway can be freely composed by ajutage, the first return air connector and/or the second return air connector, group
At different return airways to adapt to the needs of different refrigerator structures, i.e.,：Return airway can be by ajutage, the first return air connector
It is formed with the second return air connector, alternatively, being made of ajutage and two first return air connectors, alternatively, by ajutage and two second times
Wind connector forms, it is seen then that the return airway use scope of this structure is wide, versatility and highly practical；Ajutage and the first return air
Between connector and/or the second return air connector by way of being mutually inserted mutual assembly connection, easy to assembly quick, assembling effect
It is reliable and stable；Return air connector effectively improves the intensity of itself, and then prolong the service life, uses by the way that reinforcement structure is arranged
It is unlikely to deform in assembling process.In conclusion the air return structure of the present invention is effectively dropped by using split type return airway
Low mold input cost improves self seal performance, ensures the heat exchange efficiency of refrigerator, different ice is suitable for by various combination
Box structure, and can prolong the service life, it is easy to assembly quick.
Description of the drawings
Fig. 1 is the assembled state sectional view of return airway in first embodiment of the invention.
Fig. 2 is the decomposing state sectional view of return airway in first embodiment of the invention.
Fig. 3 is the use state diagram of return airway in first embodiment of the invention.
Fig. 4 is the assembled state sectional view of return airway in second embodiment of the invention.
Fig. 5 is the assembled state sectional view of return airway in third embodiment of the invention.
Specific implementation mode
The invention will be further described with reference to the accompanying drawings and embodiments.
First embodiment
Referring to Fig. 1-Fig. 3, the air return structure of this wind cooling refrigerator, including return airway；Return airway includes ajutage again
2, the first return air connector 1 and the second return air connector 3, the first return air connector 1 and the second return air connector 3 are respectively arranged at ajutage 2
On upper different port；It is equipped with linear air-supply passage s in ajutage 2, divides in the first return air connector 1 and the second return air connector 3
Not She You bending return air channel h, when air-supply passage s and the first return air connector 1 and the second return air 3 assembly connection of connector, air-supply
Channel s is connected to return air channel h, and unobstructed coherent and C-shaped channel is integrally formed；First return air connector, 1 end and second
3 end of return air connector is respectively equipped with interconnecting piece a, and ajutage 2 passes through interconnecting piece a and corresponding first return air connector 1 and/or second
Return air connector 3 plugs；Interconnecting piece a is the lantern ring extended along place return air channel h；First return air connector 1 and the second return air
Respectively integrally formed with reinforcing rib structure on connector 3, the effective intensity for improving two return air connectors prevents deformation.This knot
Return airway in structure is designed to split structure, is specifically total to by ajutage 2, the first return air connector 1 and the second return air connector 3
With assembling, it is effectively simplified the processing structure of return airway in this way, to lower the design difficulty and input cost of mold,
And avoidable return airway is limited by mold and influence, and the leakproofness of return airway is improved, and then ensure refrigerator
Heat exchange efficiency；It is mutually assembled by way of being mutually inserted between ajutage 2 and the first return air connector 1 and the second return air connector 3
Connection, easy to assembly quick, assembling effect is reliable and stable；Return air connector effectively improves itself by the way that reinforcement structure is arranged
Intensity, and then prolong the service life, using be unlikely to deform in assembling process.
Furtherly, reinforcing rib structure includes vertical convex rib c and lateral convex ribs d；Vertical convex rib c is arranged one, and longitudinal
Extend the outside of corresponding return air connector；Lateral convex ribs d is arranged one, and ring-wound is in corresponding return air connector outer wall；
Vertical convex rib c and transverse direction convex ribs d crisscross cooperations each other；Vertical convex rib c and lateral convex ribs d respectively with corresponding return air connector
It is integrally formed.Certainly, vertical convex rib c and transverse direction convex ribs d can be individually arranged, and wherein vertical convex rib c may also be disposed on accordingly
Return air connector inside and/or left and right sides.
Furtherly, the other end of the other end of the first return air connector 1 and the second return air connector 3 is respectively integrally formed with solid
Determine portion e, fixed part e extends outward in bulk, and reinforcing rib structure is between interconnecting piece a and fixed part e；Fixed part e can have
Effect auxiliary return airway is assembled with refrigerator.
Furtherly, respectively integrally formed with retaining convex rib b on the first return air connector 1 and the second return air connector 3, air-supply is logical
When road s and interconnecting piece a is plugged to certain position, the end faces air-supply passage s are in contact with retaining convex rib b, ensure assembly effect.
Furtherly, it is connect to the return air at place integrally formed with spacing block set f, spacing block set f on the first return air connector 1
Head inside is laterally extended in bulk；To adapt to the rough structure of refrigerator, spacing block set f can make the assembly of return airway more
It is reliable and stable.
Furtherly, ajutage 2 is made of PS materials, and section is in flat；First return air connector 1 and/or the second return air
Connector 3 is made of PVC material.
Furtherly, the bending angle α 1 of return air channel h is 110 ° in the first return air connector 1；Return air in second return air connector 3
The bending angle α 2 of channel h is 111 °.
Second embodiment
Referring to Fig. 4, the air return structure of this wind cooling refrigerator is different from being in place of first embodiment：Return airway is by blowing
Pipe 2 and two first return air connectors 1 composition, two first return air connectors 1 are plugged in respectively in 2 two-port of ajutage.
Other not described same first embodiments in part, here no longer detailed analysis explanation.
3rd embodiment
Referring to Fig. 5, the air return structure of this wind cooling refrigerator is different from being in place of first embodiment：Return airway is by blowing
Pipe 2 and two second return air connectors 3 composition, two second return air connectors 3 are plugged in respectively in 2 two-port of ajutage.
Other not described same first embodiments in part, here no longer detailed analysis explanation.
The basic principles and main features and the present invention of the present invention have been shown and described in the above-mentioned preferred embodiment for the present invention
The advantages of.Those skilled in the art should be recognized that the present invention is not limited to the above embodiments, above embodiments and description
Described in merely illustrate the principles of the invention, without departing from the spirit and scope of the present invention the present invention also have it is various
Changes and improvements, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by institute
Attached claims and its equivalent define.
Claims (8)
1. a kind of air return structure of wind cooling refrigerator, including return airway, it is characterised in that：The return airway includes ajutage
(2) and the first return air connector (1) and/or the second return air connector (3), the first return air connector (1) and/or the second return air connector (3)
It is set on ajutage (2) on corresponding port；Linear air-supply passage (s) is equipped in the ajutage (2), the first return air connects
The return air channel (h) of bending, air-supply passage (s) and the first return air connector are respectively equipped in head (1) and the second return air connector (3)
(1) and/or when second return air connector (3) assembly connection, air-supply passage (s) is connected to return air channel (h), and is integrally formed unobstructed
Coherent channel；The first return air connector (1) end and second return air connector (3) end are respectively equipped with interconnecting piece (a), air-supply
Pipe (2) is plugged by interconnecting piece (a) with corresponding first return air connector (1) and/or the second return air connector (3)；Described first
Return air connector (1) and/or the second return air connector (3) are equipped with reinforcing rib structure.
2. the air return structure of wind cooling refrigerator according to claim 1, it is characterised in that：The reinforcing rib structure includes longitudinal
Convex ribs (c) and/or lateral convex ribs (d)；The vertical convex rib (c) is arranged one or more, and extends longitudinally in corresponding return air and connect
The outside and/or inside of head and/or left and right sides；The transverse direction convex ribs (d) are arranged one or more, and ring-wound is returned in corresponding
Wind connector outer wall.
3. the air return structure of wind cooling refrigerator according to claim 2, it is characterised in that：The vertical convex rib (c) and transverse direction
Convex ribs (d) while when being arranged, vertical convex rib (c) and lateral convex ribs (d) crisscross cooperation each other；The vertical convex rib (c) and/
Or lateral convex ribs (d) are integrally formed with corresponding return air connector.
4. the air return structure of wind cooling refrigerator according to claim 3, it is characterised in that：The first return air connector (1)
The other end of the other end and/or the second return air connector (3) is equipped with fixed part (e), which extends outward in bulk, add
Strengthening tendons structure is between interconnecting piece (a) and fixed part (e).
5. the air return structure of wind cooling refrigerator according to claim 4, it is characterised in that：The first return air connector (1) and/
Or second return air connector (3) be equipped with retaining convex rib (b) and given when air-supply passage (s) and interconnecting piece (a) are plugged to certain position
Wind channel (s) end face is in contact with retaining convex rib (b).
6. the air return structure of wind cooling refrigerator according to claim 5, it is characterised in that：The first return air connector (1) and/
Or second return air connector (3) be equipped with spacing block set (f), the spacing block set (f) is to being laterally extended on the inside of the return air connector at place
In bulk.
7. according to the air return structure of any one of the claim 1-6 wind cooling refrigerators, it is characterised in that：The ajutage (2)
It is made of PS materials, section is in flat；The first return air connector (1) and/or the second return air connector (3) are by PVC material system
At.
8. according to the air return structure of any one of the claim 1-6 wind cooling refrigerators, it is characterised in that：First return air connects
The bending angle α 1 of head (1) interior return air channel (h) is 100 ° -115 °；The folding of the interior return air channel (h) of the second return air connector (3)
Bent angle α 2 is 100 ° -115 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810202239.5A CN108286859A (en) | 2018-03-12 | 2018-03-12 | A kind of air return structure of wind cooling refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810202239.5A CN108286859A (en) | 2018-03-12 | 2018-03-12 | A kind of air return structure of wind cooling refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108286859A true CN108286859A (en) | 2018-07-17 |
Family
ID=62833505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810202239.5A Pending CN108286859A (en) | 2018-03-12 | 2018-03-12 | A kind of air return structure of wind cooling refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108286859A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020228412A1 (en) * | 2019-05-10 | 2020-11-19 | 青岛海尔电冰箱有限公司 | Modular universal air supply device for refrigerator, refrigerator, and method for manufacturing refrigerator |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06221659A (en) * | 1993-01-26 | 1994-08-12 | Yasuo Kajiwara | Connecter between duct and elbow |
| KR100838315B1 (en) * | 2007-05-18 | 2008-06-13 | 노성근 | Duct connecting device |
| KR20090039151A (en) * | 2007-10-17 | 2009-04-22 | 유진 | Connection device of pipe coupler for duct |
| CN102927744A (en) * | 2012-11-29 | 2013-02-13 | 合肥美的荣事达电冰箱有限公司 | Refrigerator |
| CN203501602U (en) * | 2013-07-29 | 2014-03-26 | 合肥美的电冰箱有限公司 | Air passage insertion and connecting structure in air cooling refrigerator |
| CN104344518A (en) * | 2013-07-24 | 2015-02-11 | 陈世铭 | Combined exhaust pipe |
| CN106090501A (en) * | 2016-05-26 | 2016-11-09 | 扬州市君睿创智工业设计有限公司 | A kind of bend pipe tools |
| CN208124711U (en) * | 2018-03-12 | 2018-11-20 | 广东格兰仕集团有限公司 | A kind of air return structure of wind cooling refrigerator |
-
2018
- 2018-03-12 CN CN201810202239.5A patent/CN108286859A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06221659A (en) * | 1993-01-26 | 1994-08-12 | Yasuo Kajiwara | Connecter between duct and elbow |
| KR100838315B1 (en) * | 2007-05-18 | 2008-06-13 | 노성근 | Duct connecting device |
| KR20090039151A (en) * | 2007-10-17 | 2009-04-22 | 유진 | Connection device of pipe coupler for duct |
| CN102927744A (en) * | 2012-11-29 | 2013-02-13 | 合肥美的荣事达电冰箱有限公司 | Refrigerator |
| CN104344518A (en) * | 2013-07-24 | 2015-02-11 | 陈世铭 | Combined exhaust pipe |
| CN203501602U (en) * | 2013-07-29 | 2014-03-26 | 合肥美的电冰箱有限公司 | Air passage insertion and connecting structure in air cooling refrigerator |
| CN106090501A (en) * | 2016-05-26 | 2016-11-09 | 扬州市君睿创智工业设计有限公司 | A kind of bend pipe tools |
| CN208124711U (en) * | 2018-03-12 | 2018-11-20 | 广东格兰仕集团有限公司 | A kind of air return structure of wind cooling refrigerator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020228412A1 (en) * | 2019-05-10 | 2020-11-19 | 青岛海尔电冰箱有限公司 | Modular universal air supply device for refrigerator, refrigerator, and method for manufacturing refrigerator |
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