CN205119612U - Refrigerator and air duct device thereof - Google Patents
Refrigerator and air duct device thereof Download PDFInfo
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- CN205119612U CN205119612U CN201520827308.3U CN201520827308U CN205119612U CN 205119612 U CN205119612 U CN 205119612U CN 201520827308 U CN201520827308 U CN 201520827308U CN 205119612 U CN205119612 U CN 205119612U
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- air
- hole
- baseplate part
- arcuate guide
- guide hole
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/042—Air treating means within refrigerated spaces
- F25D17/045—Air flow control arrangements
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The utility model provides a refrigerator and air duct device thereof, air duct device include wind channel apron, wind channel foam and air door, and the wind channel foam is prescribed a limit to there is the wind channel. The air door includes base plate portion, and rotationally subsides are by lapping the inner wall and being provided with at least one arc guiding hole in the wind channel, and a plurality of spacing portions of formation on the pore wall of at least partial arc guiding hole also have the rectangular through -hole parallel with the arc guiding hole in the base plate portion, and it is near being provided with pore wall one side of spacing, in marginal ranging back to the wind channel of occlusion part follow base plate portion, the draught area in regulation wind channel along with the rotation of base plate portion the time, at least one guide post is from the inner wall ranging back of wind channel apron and insert the arc guiding hole, and be interference fit with the arc guiding hole, when rotatory, makes the arc guiding hole be close to the pore wall emergence elastic deformation of rectangular through -hole in base plate portion to make the guide post get into a spacing portion, with the rotational degree of freedom who injects base plate portion. This air door simple structure, convenient operation just need not power consumptively.
Description
Technical field
The utility model relates to refrigerating device, particularly relates to a kind of refrigerator and air-duct apparatus thereof.
Background technology
Evaporimeter is generally arranged on one independently in cooling chamber by air-cooled refrigerator, and between storing, the rear side of room arranges air channel, so that the cooling-air in cooling chamber is delivered to room between storing.Air door is arranged in air channel, for conducting, covers air channel, or regulates the draught area in air channel, to regulate the temperature of room between storing.
Air door of the prior art is generally MOD.MOD regulates accurately, and controllability is strong, but its cost is higher, complex structure, controls loaded down with trivial details, and in use also can expend certain electric energy.
Utility model content
An object of the present utility model is one of above-mentioned defect that will solve prior art existence, provides a kind of without the need to using the air-duct apparatus of MOD.
Another object of the present utility model is to provide a kind of refrigerator comprising this air-duct apparatus.
On the one hand, the utility model provides a kind of air-duct apparatus for refrigerator, the air duct cover board comprising the rear wall front being arranged on box liner and the air channel foam be arranged between box liner and air duct cover board, air channel foam is limited with air channel, also comprise at least one air door, air door comprises: baseplate part, be posted by the inwall of air duct cover board rotationally, baseplate part is provided with at least one arcuate guide hole, the hole wall at least part of arcuate guide hole is formed with multiple limiting section, baseplate part also offers the rectangular through hole parallel with arcuate guide hole, and rectangular through hole is offered near the side of the hole wall being provided with limiting section, and occlusion part, extand rearward in air channel from the edge of baseplate part, and be configured to when rotating with baseplate part, regulate the draught area in air channel, and, the inwall of air duct cover board has extended back at least one lead, and lead inserts corresponding arcuate guide hole, and adopts interference fit with arcuate guide hole, with when baseplate part rotates, make the hole wall generation elastic deformation of the close rectangular through hole in arcuate guide hole, thus make lead enter a limiting section, to limit the rotary freedom of baseplate part.
Alternatively, occlusion part is the curved baffle extended back from the edge of baseplate part.
Alternatively, air channel foam offers allow the arc that passes of curved baffle to step down mouth.
Alternatively, baseplate part is discoideus structure; And the inwall of air duct cover board is formed with outwardly annular protruding rib, so that baseplate part is arranged on the radially inner side of annular protruding rib rotationally.
Alternatively, the chord length of curved baffle is greater than the spacing of the both lateral sides wall in air channel; And at least one lateral sidewalls in air channel offers the arc notch matched with the external diameter of curved baffle.
Alternatively, the quantity in arcuate guide hole is two, and a hole wall in one of them arcuate guide hole is provided with multiple limiting section; And the quantity of lead is two, and is separated by 180 ° and arranges.
Alternatively, limiting section is from the hole wall in arcuate guide hole towards away from the recessed depressed part in the direction in arcuate guide hole.
Alternatively, the front surface of baseplate part is provided with circular knob; And air duct cover board offers the circular resigning hole allowing circular knob to stretch out.
Alternatively, circular knob and baseplate part are the single piece adopting integral forming process to make.
On the other hand, the utility model provides a kind of refrigerator, comprise room between box liner, the storing that limited by box liner and be provided with the cooling chamber of evaporimeter, also comprise: according to the air-duct apparatus of above any one, it is configured to, by the air channel of air-duct apparatus, cooling-air is delivered to room between storing by cooling chamber, and utilizes air door to regulate the flow entering cooling-air indoor between storing.
Refrigerator of the present utility model and air-duct apparatus thereof, using can the air door of manual adjustments air channel draught area, compares MOD without the need to power consumption.Air door is provided with arcuate guide hole, and its hole wall is provided with limiting section, makes adjustment process more accurately reliable.When the setting of rectangular through hole can make lead move in arcuate guide hole, force the hole wall elastic deformation in arcuate guide hole, enable arcuate guide hole clamp lead, avoid causing the air-out area in air channel to occur change because air door is arbitrarily shifted.
Further, in air-duct apparatus of the present utility model, air door is provided with two arcuate guide holes and two leads, avoids the rotation of baseplate part to occur deflection.In addition, circular knob extend out to chamber interior between storing from the circular resigning hole of air duct cover board, and hand can be goed deep into indoor twisting knob between storing and complete adjustment process by user, easy to operate.Circular knob and baseplate part are designed to integrated single piece, simplify making and the assemble flow of air door.
According to hereafter by reference to the accompanying drawings to the detailed description of the utility model specific embodiment, those skilled in the art will understand above-mentioned and other objects, advantage and feature of the present utility model more.
Accompanying drawing explanation
Hereinafter describe specific embodiments more of the present utility model with reference to the accompanying drawings by way of example, and not by way of limitation in detail.Reference numeral identical in accompanying drawing denotes same or similar parts or part.It should be appreciated by those skilled in the art that these accompanying drawings may not be drawn in proportion.In accompanying drawing:
Fig. 1 is the structural representation of the air-duct apparatus for refrigerator according to the utility model embodiment;
Fig. 2 is the decomposing schematic representation of air-duct apparatus shown in Fig. 1;
Fig. 3 is the structural representation of the air door in air-duct apparatus shown in Fig. 1;
Fig. 4 is the structural representation of the refrigerator according to an embodiment of the present utility model.
Detailed description of the invention
Fig. 1 is the structural representation of the air-duct apparatus for refrigerator according to the utility model embodiment, and Fig. 2 is the decomposing schematic representation of air-duct apparatus shown in Fig. 1, and Fig. 3 is the structural representation of the air door in air-duct apparatus shown in Fig. 1.For air-cooled refrigerator, its box liner is limited with room between storing.Between storing, the rear side of room is provided with air-duct apparatus, has for cooling-air being delivered to air channel indoor between storing in it.As shown in Figure 1 to Figure 3, air-duct apparatus 101 can comprise air duct cover board 200, air channel foam 300 and at least one air door 100 in general manner.Wherein, air duct cover board 200 is arranged on the front of the rear wall of box liner, and with box liner between mutually across a certain distance, air channel foam 300 is arranged between air duct cover board 200 and box liner, for the foaming layer of hollow structure, in it, be formed with the air channel 400 with predetermined trend, an import and multiple outlet.The cooling air delivery of air door 100 adjustable air duct 400, and then the temperature regulating and controlling room between storing.
Air door 100 comprises baseplate part 110 and occlusion part 120.Baseplate part 110 is posted by the inwall of air duct cover board 200 rotationally, and occlusion part 120 extands rearward in air channel 400 from the edge of baseplate part 110, with when it rotates with baseplate part 110, regulates the draught area in air channel 400.Baseplate part 110 and occlusion part 120 can be integrated formed structure.After adjustment, baseplate part 110 and occlusion part 120 should, by strong fix, to avoid draught area to occur change, cause chamber interior temperature between storing to produce larger fluctuation.For this reason, the air-duct apparatus 101 of the utility model embodiment is provided with the arcuate guide hole and lead 230 that cooperatively interact especially.
Wherein, at least one arcuate guide hole is arranged on baseplate part 110 and (is preferably two, as shown in Figure 3, be respectively arcuate guide hole 111 and arcuate guide hole 113), the hole wall at least part of arcuate guide hole (as arcuate guide hole 111) is formed with multiple limiting section 115.Baseplate part 110 also offers the rectangular through hole 112 parallel with arcuate guide hole 111, rectangular through hole 112 is offered near the side of the hole wall being provided with limiting section 115, as shown in Figure 3, preferably multiple limiting section 115 is arranged on the side hole wall at baseplate part 110 center.Lead 230 extends back from the inwall of air duct cover board 200, and inserts corresponding arcuate guide hole 111.Lead 230 and arcuate guide hole 111 adopt interference fit, with when baseplate part 110 rotates, make the hole wall (being namely provided with the hole wall of limiting section 115) of the close rectangular through hole 112 in arcuate guide hole 111 that elastic deformation occur, thus make lead 230 enter a limiting section 115, to limit the rotary freedom of baseplate part 110, baseplate part 110 can not be rotated easily.
The development length in arcuate guide hole should be set to, when lead 230 is in its one end, makes occlusion part 120 open air channel 400 completely, and when lead 230 is in its other end, make occlusion part 120 cover air channel 400 completely.Multiple limiting section 115, along the circumferential array of hole wall, forms multiple different regulation stall, makes adjustment process more accurate.In addition, near the end in arcuate guide hole 113, a slightness hole 114 also can be set, when moving to this end to make lead 230, make the hole wall generation elastic deformation near slightness hole 114, to clamp corresponding lead 230.When the quantity in arcuate guide hole is two, the quantity of the lead 230 coordinated with it is also two, and is separated by 180 ° and arranges, and what make baseplate part 110 more steadily there will not be deflection rotationally.
Limiting section 115 can be from the hole wall in arcuate guide hole 111 towards away from the recessed depressed part in the direction in arcuate guide hole 111, the hole wall that two of arcuate guide hole 111 are longer all can arrange limiting section 115, also only a hole wall can arrange limiting section 115 (with reference to figure 3) wherein.
In certain embodiments, occlusion part 120 can be the curved baffle extended back from the edge of baseplate part 110, the chord length of curved baffle should be not less than the spacing of the both lateral sides wall in air channel 400, so as its when turning to certain angle, when lateral sidewalls (the two ends line of curved baffle) perpendicular to air channel 400 can closing air flue 400 completely.Further, in order to make curved baffle when complete closing air flue 400, good sealing effectiveness can be reached, the chord length of curved baffle can be greater than the spacing of the both lateral sides wall in air channel 400, now for making curved baffle still can rotate in air channel 400, at least one lateral sidewalls in air channel 400 can offer the arc notch matched with the external diameter of curved baffle.For simplicity, only can offer arc notch in a lateral sidewalls 310 as shown in Figure 2, lateral sidewalls 320 does not offer arc notch.
Already described above, air channel 400 to be limited by air channel foam 300, and the baseplate part 110 of air door 100 is the inwalls abutting in air duct cover board 200, and between air channel foam 300 and air duct cover board 200, that is baseplate part 110 is positioned at outside air channel 400.Therefore, in order to make occlusion part 120 can enter air channel 400 through air channel foam 300, in certain embodiments, air channel foam 300 can offer the arc allowing curved baffle to pass to step down mouth 330.For the ease of making, baseplate part 110 can be discoideus structure, and the inwall of air duct cover board 200 can be formed with outwardly annular protruding rib 220, so that baseplate part 110 is arranged on the radially inner side of annular protruding rib 220 rotationally, baseplate part 110 is located better.The front surface of baseplate part 110 can arrange circular knob 130, and air duct cover board 200 is provided with circular resigning hole 210, stretches out air channel 400 and expose between storing indoor, so that user's manual adjustments to allow circular knob 130 by circular resigning hole 210.In order to simplify work flow, circular knob 130 can be with baseplate part 110 single piece adopting integral forming process to make.
In certain embodiments, air-duct apparatus 101 also comprises a cover plate 140, and itself and baseplate part 110 are arranged on the rear of baseplate part 110 abreast, and are fixed on air channel foam 300.The end of curved baffle is resisted against the surface of cover plate 140, to avoid directly contacting with air channel foam 300, damages air channel foam 300 in rotation process.
Fig. 4 is the structural representation of the refrigerator according to an embodiment of the present utility model.Composition graphs 1 to Fig. 4, refrigerator 10 is air cooling type refrigerator, and it comprises box liner 600, room between the storing limited by box liner 600, cooling chamber 105, is arranged on evaporimeter 500 in cooling chamber 105 and aforesaid ducting assembly 101.Wherein air duct cover board 200 is arranged on the rear wall front of box liner 600, and air channel foam 300 (Fig. 4 is not shown) is arranged between box liner 600 and air duct cover board 200, and is limited with air channel 400.Air channel 400 is communicated with room and cooling chamber 105 between each storing, so that the cooling-air produced by evaporimeter 500 is delivered to room between each storing by cooling chamber 105, reaches the object of refrigeration.
In certain embodiments, such as shown in Fig. 4, refrigerator 10 comprises room between three storings, to be respectively between storing between room 11, storing room 13 between room 12 and storing, two air doors 100 now can be set, be respectively used to regulate the flow of the cooling-air entering room 12 between room 11 and storing between storing.The circular knob 130 of air door 100 exposes chamber interior between storing, so that user's manual adjustments.
So far, those skilled in the art will recognize that, although multiple exemplary embodiment of the present utility model is illustrate and described herein detailed, but, when not departing from the utility model spirit and scope, still can directly determine or derive other modification many or amendment of meeting the utility model principle according to content disclosed in the utility model.Therefore, scope of the present utility model should be understood and regard as and cover all these other modification or amendments.
Claims (10)
1. the air-duct apparatus for refrigerator, the air duct cover board comprising the rear wall front being arranged on box liner and the air channel foam be arranged between described box liner and described air duct cover board, described air channel foam is limited with air channel, characterized by further comprising at least one air door, and described air door comprises:
Baseplate part, be posted by the inwall of described air duct cover board rotationally, described baseplate part is provided with at least one arcuate guide hole, the hole wall at least part of described arcuate guide hole is formed with multiple limiting section, described baseplate part also offers the rectangular through hole parallel with described arcuate guide hole, and described rectangular through hole is offered near the side of the hole wall being provided with described limiting section; With
Occlusion part, extands rearward in described air channel from the edge of described baseplate part, and is configured to, when rotating with described baseplate part, regulate the draught area in described air channel, and,
The inwall of described air duct cover board has extended back at least one lead, described lead inserts corresponding described arcuate guide hole, and adopt interference fit with described arcuate guide hole, with when described baseplate part rotates, make the hole wall generation elastic deformation of the close described rectangular through hole in described arcuate guide hole, thus make described lead enter a described limiting section, to limit the rotary freedom of described baseplate part.
2. air-duct apparatus according to claim 1, is characterized in that,
Described occlusion part is the curved baffle extended back from the edge of described baseplate part.
3. air-duct apparatus according to claim 2, is characterized in that,
Described air channel foam offers and allows the arc that passes of described curved baffle to step down mouth.
4. air-duct apparatus according to claim 2, is characterized in that,
Described baseplate part is discoideus structure; And
The inwall of described air duct cover board is formed with outwardly annular protruding rib, so that described baseplate part is arranged on the radially inner side of described annular protruding rib rotationally.
5. air-duct apparatus according to claim 2, is characterized in that,
The chord length of described curved baffle is greater than the spacing of the both lateral sides wall in described air channel; And
At least one lateral sidewalls in described air channel offers the arc notch matched with the external diameter of described curved baffle.
6. air-duct apparatus according to claim 1, is characterized in that,
The quantity in described arcuate guide hole is two, and a hole wall in arcuate guide hole described in one of them is provided with described multiple limiting section; And
The quantity of described lead is two, and is separated by 180 ° and arranges.
7. air-duct apparatus according to claim 1, is characterized in that,
Described limiting section is from the hole wall in described arcuate guide hole towards away from the recessed depressed part in the direction in described arcuate guide hole.
8. air-duct apparatus according to claim 1, is characterized in that,
The front surface of described baseplate part is provided with circular knob; And
Described air duct cover board offers the circular resigning hole allowing described circular knob to stretch out.
9. air-duct apparatus according to claim 8, is characterized in that,
Described circular knob and described baseplate part are the single piece adopting integral forming process to make.
10. a refrigerator, comprises room between box liner, the storing that limited by described box liner and is provided with the cooling chamber of evaporimeter, characterized by further comprising:
Air-duct apparatus according to any one of claim 1-9, it is configured to, by the air channel of described air-duct apparatus, cooling-air is delivered to room between described storing by described cooling chamber, and utilizes described air door to regulate the flow entering cooling-air indoor between described storing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520827308.3U CN205119612U (en) | 2015-10-23 | 2015-10-23 | Refrigerator and air duct device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520827308.3U CN205119612U (en) | 2015-10-23 | 2015-10-23 | Refrigerator and air duct device thereof |
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| Publication Number | Publication Date |
|---|---|
| CN205119612U true CN205119612U (en) | 2016-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520827308.3U Active CN205119612U (en) | 2015-10-23 | 2015-10-23 | Refrigerator and air duct device thereof |
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| CN (1) | CN205119612U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105222469A (en) * | 2015-10-23 | 2016-01-06 | 青岛海尔股份有限公司 | Refrigerator and air-duct apparatus thereof |
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2015
- 2015-10-23 CN CN201520827308.3U patent/CN205119612U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105222469A (en) * | 2015-10-23 | 2016-01-06 | 青岛海尔股份有限公司 | Refrigerator and air-duct apparatus thereof |
| CN105222469B (en) * | 2015-10-23 | 2018-03-23 | 青岛海尔股份有限公司 | Refrigerator and its air-duct apparatus |
| US10386107B2 (en) | 2015-10-23 | 2019-08-20 | Qingdao Haier Joint Stock Co., Ltd. | Refrigerator and air passage device thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |