CN104764270A - Air cooling refrigerator and air door thereof - Google Patents
Air cooling refrigerator and air door thereof Download PDFInfo
- Publication number
- CN104764270A CN104764270A CN201410003660.5A CN201410003660A CN104764270A CN 104764270 A CN104764270 A CN 104764270A CN 201410003660 A CN201410003660 A CN 201410003660A CN 104764270 A CN104764270 A CN 104764270A
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- China
- Prior art keywords
- air door
- cover plate
- cooling refrigerator
- wind cooling
- door body
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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)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
Abstract
The invention provides an air cooling refrigerator and an air door thereof, wherein the air door of the air cooling refrigerator comprises an air door body having a ventilating hole, and a cover plate capable of closing and opening the ventilating hole, wherein the cover plate is in sliding connection with the air door body; the edge of the ventilating hole of the air door body is a plane; and the inner side surface of the cover plate for closing the ventilating hole is a plane. The air door of the air cooling refrigerator further comprises a driving part connected with the cover plate and driving the cover plate to slide. The air door of the air cooling refrigerator, provided by the invention, adopts the cover plate in sliding connection with the air door body to provide the precondition of closing the ventilating hole by the plane structure; meanwhile, the edge of the ventilating hole of the air door body is the plane, and the inner side surface of the cover plate for closing the ventilating hole is the plane, so that the closing of the ventilating hole by the plane structure is realized; and compared with the prior art, the air door body and the cover plate are difficult to accumulate water, so that the freeze probability of the cover plate is reduced, the probability incapable of opening the air door is reduced, and the influence on the control of the chamber temperature of the air cooling refrigerator is reduced.
Description
Technical field
The present invention relates to wind cooling refrigerator manufacturing technology field, more particularly, relate to a kind of wind cooling refrigerator and air door thereof.
Background technology
Wind cooling refrigerator, by its frost-free, the freezing advantage such as evenly, is widely used gradually.In wind cooling refrigerator, air door is vitals, uses air door to control the air output of each room, to control refrigerator compartment temperature.
At present, air door structure adopts rotational structure, and as shown in Figure 1, air door comprises: air door body 12, is arranged at the cover plate 11 on air door body 12 rotationally; Wherein, air door body 12 has air vent 121, by rotating plate 11, can enclosed ventilation hole 121, also air vent 121 can be exposed and realize ventilating.Arranging because cover plate 11 rotates, in order to realize cover plate 11 and the sealing of air door body 12, needing to arrange flange 122 at the edge of air vent 121.
Because air door is in position, air boundary; so phenomenon of condensing often can be there is; then form groove between the flange 122 at air vent 121 edge and air door body 12; more easily accumulate condensed water; phenomenon of condensing can be there is in condensed water; easier that cover plate 11 ice is dead, cause air door to open, affect the control of wind cooling refrigerator compartment temperature.
In sum, how reducing the probability that air door cannot be opened, to reduce the impact on controlling wind cooling refrigerator compartment temperature, is current those skilled in the art's problem demanding prompt solution.
Summary of the invention
The object of this invention is to provide a kind of air door of wind cooling refrigerator, reduce the probability that air door cannot be opened, to reduce the impact on controlling wind cooling refrigerator compartment temperature.
To achieve these goals, the invention provides following technical scheme:
An air door for wind cooling refrigerator, comprising: the air door body with air vent, can close and open the cover plate of described air vent; Wherein,
Described cover plate slides with described air door body and is connected, and on described air door body, the edge of described air vent is plane, and the medial surface that described cover plate is used for closing described air vent is plane;
The air door of described wind cooling refrigerator also comprises: be connected with described cover plate and drive the driver part that described cover plate slides.
Preferably, in the air door of above-mentioned wind cooling refrigerator, described cover plate and described air door body are slided by pinion and rack and are connected.
Preferably, in the air door of above-mentioned wind cooling refrigerator, described pinion and rack comprises: the tooth bar being arranged at described cover plate lateral surface, engages the gear be connected with described tooth bar; Wherein, described gear is connected with described driver part transmission.
Preferably, in the air door of above-mentioned wind cooling refrigerator, described tooth bar and described cover plate are integral type structure.
Preferably, in the air door of above-mentioned wind cooling refrigerator, described air vent is rectangle, and the length direction of described tooth bar is parallel to the width of described air vent.
Preferably, in the air door of above-mentioned wind cooling refrigerator, the two ends of described air door body are provided with guide plate, and the two ends of described cover plate are provided with the gathering sill coordinated with described guide plate.
Preferably, in the air door of above-mentioned wind cooling refrigerator, described air door body is provided with: the first keeper described cover plate being positioned the first predeterminated position, and described first predeterminated position is the position of air vent described in described cover closure.
Preferably, in the air door of above-mentioned wind cooling refrigerator, described first keeper is Elastic buckle, and described Elastic buckle and described air door body form the draw-in groove of locating described cover plate.
Preferably, the air door of above-mentioned wind cooling refrigerator, also comprises:
Be arranged at the first Metal Contact sheet on described cover plate end face;
Be arranged at the second Metal Contact sheet on described cover plate medial surface;
Be arranged on described air door body, and can contact with described first Metal Contact sheet and send the first contact-making switch of the first signal;
Be arranged on described air door body, and can contact with described second Metal Contact sheet and send the second contact-making switch of secondary signal;
Wherein, described driver part is specially: be connected with described second contact-making switch with described first contact-making switch, motor out of service after receiving described first signal or described secondary signal.
Based on the air door of the above-mentioned wind cooling refrigerator provided, present invention also offers a kind of wind cooling refrigerator, this wind cooling refrigerator has the air door of the wind cooling refrigerator described in above-mentioned any one.
The operation principle of the air door of wind cooling refrigerator provided by the invention is: when air vent needs to open, and driver part drives cover plate to slide, and makes cover plate away from air vent, namely opens air vent; When needs enclosed ventilation hole, driver part drives cover plate reverse slide, makes cover plate cover on air vent, i.e. enclosed ventilation hole.
The air door of wind cooling refrigerator provided by the invention, adopts the cover plate be connected that to slide with air door body, for planar structure enclosed ventilation hole provides prerequisite; Simultaneously, on air door body, the edge of air vent is plane, the medial surface that cover plate is used for enclosed ventilation hole is plane, thus achieving employing planar structure enclosed ventilation hole, prior art is compared, the more difficult ponding of planar structure, then reduce air door and occur the probability that condensed water condenses, namely reduce probability dead for cover plate ice, thus reduce the probability that air door cannot open, and then reduce the impact on controlling wind cooling refrigerator compartment temperature.
Simultaneously, the air door of wind cooling refrigerator provided by the invention, to adopt and air door body slides the cover plate be connected, compared with rotating setting with prior art cover plate, it is less that required space opened by cover plate, thus effectively reduce the space needed for air door of this wind cooling refrigerator, and then increase the dischargeable capacity of wind cooling refrigerator; Meanwhile, the structural restriction of some wind cooling refrigerator can be overcome, meet the demand of some special air channel structures.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the air door of the wind cooling refrigerator that Fig. 1 provides for prior art;
Fig. 2 is that the A-A of Fig. 1 is to sectional view;
The air door of the wind cooling refrigerator that Fig. 3 provides for the embodiment of the present invention is in structural representation during closed condition;
Fig. 4 is the sectional view of the air door of wind cooling refrigerator in Fig. 3;
The air door of the wind cooling refrigerator that Fig. 5 provides for the embodiment of the present invention is in structural representation during open mode.
In upper Fig. 1-5:
11 for cover plate, 12 for air door body, 121 for air vent, 122 for flange, 21 for air door body, 211 be the first keeper, 212 for guide plate, 213 for air vent, 22 for cover plate, 221 for gathering sill, 23 for tooth bar, 24 for gear, 25 for driver part, 26 be the second contact-making switch.
Detailed description of the invention
Embodiments provide a kind of air door of wind cooling refrigerator, reduce the probability that air door cannot be opened, and then reduce the impact on controlling wind cooling refrigerator compartment temperature.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The air door of the wind cooling refrigerator that the embodiment of the present invention provides, comprising: the air door body 21 with air vent 213, can close and open the cover plate 22 of air vent 213; Wherein, cover plate 22 slides with air door body 21 and is connected, and on air door body 21, the edge of air vent 213 is plane, and cover plate 22 is plane for the medial surface in enclosed ventilation hole 213; The air door of this wind cooling refrigerator also comprises: be connected with cover plate 22 and drive the driver part 25 that cover plate 22 slides.
It should be noted that, cover plate 22 slides with air door body 21 and is connected, to realize closing and opening air vent 213.Cover plate 22 can slide on air door body 21, when cover plate 22 slides to a direction, opens air vent 213, when cover plate 22 reverse slide, and enclosed ventilation hole 213.The glide direction of the embodiment of the present invention to cover plate 22 does not limit, as long as ensure that cover plate 22 can enclosed ventilation hole 213 and open air vent 213.The medial surface of cover plate 22, refers to the side in cover plate 22 frontage and airiness hole 213 during cover plate 22 enclosed ventilation hole 213, the lateral surface of cover plate 22, and when referring to cover plate 22 enclosed ventilation hole 213, cover plate 22 is away from the side of air vent 213.Wherein, driver part 25 is arranged on air door body 21.
The operation principle of the air door of the wind cooling refrigerator that the embodiment of the present invention provides is: when air vent 213 needs to open, and driver part 25 drives cover plate 22 to slide, and makes cover plate 22 away from air vent 213, namely opens air vent 213; When needs enclosed ventilation hole 213, driver part 25 drives cover plate 22 reverse slide, makes cover plate 22 cover on air vent 213, i.e. enclosed ventilation hole 213.
The air door of the wind cooling refrigerator that the embodiment of the present invention provides, adopts the cover plate 22 be connected that to slide with air door body 21, for planar structure enclosed ventilation hole 213 provides prerequisite; Simultaneously, on air door body 21, the edge of air vent 213 is plane, cover plate 22 is plane for the medial surface in enclosed ventilation hole 213, thus achieving employing planar structure enclosed ventilation hole 213, prior art is compared, the more difficult ponding of planar structure, then reduce air door and occur the probability that condensed water condenses, namely reduce probability dead for cover plate 22 ice, thus reduce the probability that air door cannot open, and then reduce the impact on controlling wind cooling refrigerator compartment temperature.
Simultaneously, the air door of the wind cooling refrigerator that the embodiment of the present invention provides, to adopt and air door body 21 slides the cover plate 22 be connected, compared with rotating setting with prior art cover plate, it is less that required space opened by cover plate 22, thus effectively reduce the space needed for air door of this wind cooling refrigerator, and then increase the dischargeable capacity of wind cooling refrigerator; Meanwhile, the structural restriction of some wind cooling refrigerator can be overcome, meet the demand of some special air channel structures.
Preferably, in the air door of the wind cooling refrigerator that above-described embodiment provides, driver part 25 can be motor, also can be cylinder.For the ease of arranging, prioritizing selection driver part 25 is motor.Motor can be stepper motor, also can be common electric machine, in order to cost-saving, and prioritizing selection common electric machine.
In the air door of the wind cooling refrigerator that above-described embodiment provides, realize cover plate 22 and slide with air door body 21 and be connected, there is various ways.Preferably, cover plate 22 and air door body 21 are slided by pinion and rack and are connected.Concrete, pinion and rack comprises: be arranged at the tooth bar 23 on cover plate 22 lateral surface, with tooth bar 23 meshed gears 24; Wherein, driver part 25 is connected with gear 24 transmission.Wherein, tooth bar 23 also can be connected with the end face of cover plate 22, as long as can realize the slip of cover plate 22.In the air door of above-mentioned wind cooling refrigerator, cover plate 22 and air door body 21 also can be selected to be slided by screw mechanism and to be connected.The embodiment of the present invention is not done this and is limited particularly.
Preferably, in the air door of the wind cooling refrigerator that above-described embodiment provides, tooth bar 23 and cover plate 22 are integral type structure.Like this, simplify the installation of the air door of this wind cooling refrigerator, facilitate use.
In order to reduce the volume of the air door of this wind cooling refrigerator, in the air door of the wind cooling refrigerator that above-described embodiment provides, air vent 213 is rectangle, and the length direction of tooth bar 23 is parallel to the width of air vent 213.Like this, cover plate 22 can slide along the width of air vent 213, can effectively reduce the sliding distance of cover plate 22, thus effectively reduce the volume of the air door of this wind cooling refrigerator, and then can increase the dischargeable capacity of this wind cooling refrigerator.Certainly, air vent 213 also can be selected for other shapes, and the embodiment of the present invention is not done this and is limited particularly.
For the ease of the slip of cover plate 22, in the air door of the wind cooling refrigerator that above-described embodiment provides, the two ends of air door body 21 are provided with guide plate 212, and the two ends of cover plate 22 are provided with the gathering sill 221 coordinated with guide plate 212.Like this, when cover plate 22 slides, gathering sill 221 slides along guide plate 212, then gathering sill 221 and guide plate 212 acting in conjunction achieve the guiding to cover plate 22, ensure that cover plate 22 Stable sliding.Certainly, can arrange guide on cover plate 22, air door body 21 arranges the guide groove coordinated with guide, and the embodiment of the present invention is not done this and is limited particularly yet.
Preferably, in the air door of the wind cooling refrigerator that above-described embodiment provides, air door body 21 is provided with: the first keeper 211, first predeterminated position cover plate 22 being positioned the first predeterminated position is the position in cover plate 22 enclosed ventilation hole 213.Like this, when cover plate 22 moves to the first predeterminated position, the first keeper 211 achieves the location to cover plate 22, effectively ensure that cover plate 22 enclosed ventilation hole 213 more exactly, avoids cover plate 22 and slip over.
In the air door of the wind cooling refrigerator that above-described embodiment provides, air door body 21 is also provided with: the second keeper cover plate 22 being positioned the second predeterminated position, the second predeterminated position is the position that air vent 213 opened by cover plate 22.Like this, effectively ensure that air vent 213 opened by cover plate 22.Can arrange structure and the shape of the second keeper according to actual needs, the embodiment of the present invention is not done this and is limited particularly.
Further, in the air door of the wind cooling refrigerator that above-described embodiment provides, the first keeper 211 is Elastic buckle, and Elastic buckle and air door body 21 form the draw-in groove of positioning cover plate 22.It should be noted that, Elastic buckle abuts with the lateral surface of cover plate 22, and air door body 21 abuts with the medial surface of cover plate 22.Like this, be convenient to realize the location to cover plate 22, be also convenient to cover plate 22 reverse slide simultaneously.Certainly, the first keeper 211 also can be other location structures or keeper, and the embodiment of the present invention is not done this and limited particularly.Preferably, the number of Elastic buckle for being at least two, and is uniformly distributed along the length direction of cover plate 22, like this, effectively ensure that cover plate 22 uniform stressed, improves the stability in cover plate 22 enclosed ventilation hole 213.
In order to effectively ensure closing and opening of air vent 213, the air door of the wind cooling refrigerator that above-described embodiment provides, also comprises: be arranged at the first Metal Contact sheet on cover plate 22 end face; Be arranged at the second Metal Contact sheet on cover plate 22 medial surface; Be arranged on air door body 21, and can contact with the first Metal Contact sheet and send the first contact-making switch of the first signal; Be arranged on air door body 21, and can contact with the second Metal Contact sheet and send the second contact-making switch 26 of secondary signal; Wherein, driver part 25 is specially: be connected with the second contact-making switch 26 with the first contact-making switch, motor out of service after receiving the first signal or secondary signal.When the air door of wind cooling refrigerator prepares to close, cover plate 22 is to a Slideslip, when the first Metal Contact sheet of cover plate 22 end face touches the first contact-making switch on air door body 21, there is the first signal in the first contact-making switch, motor is out of service after receiving the first signal, then cover plate 22 stops sliding, and achieve closing of air vent 213, namely air door is closed; When air door prepares to open, cover plate 22 reverse slide, when the second Metal Contact sheet of cover plate 22 medial surface touches the second contact-making switch 26 on air door body 21, there is secondary signal in the second contact-making switch 26, it is out of service that motor receives secondary signal, then cover plate 22 stops sliding, and achieves opening of air vent 213, i.e. door opening.Like this, effectively improve the reliability that cover plate 22 slides, avoid cover plate 22 and slip over, thus effectively kept closing and opening of air vent 213, improve stability.Certainly, can arrange contact-making switch on cover plate 22 yet, air door body 21 arranges Metal Contact sheet, the embodiment of the present invention is not done this and is limited particularly.
It should be noted that, when the first Metal Contact sheet contacts the first contact-making switch, cover plate 22 is positioned at the first predeterminated position; When the second sheet metal contacts the second contact-making switch 26, cover plate 22 is positioned at the second predeterminated position.First predeterminated position is the position in cover plate 22 enclosed ventilation hole 213, and the second predeterminated position is the position that air vent 213 opened by cover plate 22.
In the air door of the wind cooling refrigerator that above-described embodiment provides, prioritizing selection first contact-making switch is arranged on Elastic buckle, like this, is convenient to the first contact-making switch and contacts with the first Metal Contact sheet.
Based on the air door of the wind cooling refrigerator that above-described embodiment provides, the embodiment of the present invention additionally provides a kind of wind cooling refrigerator, and this wind cooling refrigerator has the air door of the wind cooling refrigerator described in above-described embodiment.
The air door of the wind cooling refrigerator provided due to above-described embodiment has above-mentioned technique effect, the wind cooling refrigerator that the embodiment of the present invention provides has the air door of above-mentioned wind cooling refrigerator, the wind cooling refrigerator that then embodiment of the present invention provides also has corresponding technique effect, repeats no more herein.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. an air door for wind cooling refrigerator, comprising: the air door body (21) with air vent (213), can close and open the cover plate (22) of described air vent (213); It is characterized in that,
Described cover plate (22) slides with described air door body (21) and is connected, and the edge of the upper described air vent (213) of described air door body (21) is plane, and described cover plate (22) is plane for closing the medial surface of described air vent (213);
The air door of described wind cooling refrigerator also comprises: be connected with described cover plate (22) and the driver part (25) driving described cover plate (22) to slide.
2. the air door of wind cooling refrigerator as claimed in claim 1, it is characterized in that, described cover plate (22) and described air door body (21) are slided by pinion and rack and are connected.
3. the air door of wind cooling refrigerator as claimed in claim 2, it is characterized in that, described pinion and rack comprises: the tooth bar (23) being arranged at described cover plate (22) lateral surface, engages the gear (24) be connected with described tooth bar (23); Wherein, described gear (24) is connected with described driver part (25) transmission.
4. the air door of wind cooling refrigerator as claimed in claim 3, is characterized in that, described tooth bar (23) and described cover plate (22) are integral type structure.
5. the air door of wind cooling refrigerator as claimed in claim 3, it is characterized in that, described air vent (213) is rectangle, and the length direction of described tooth bar (23) is parallel to the width of described air vent (213).
6. the air door of wind cooling refrigerator as claimed in claim 1, it is characterized in that, the two ends of described air door body (21) are provided with guide plate (212), and the two ends of described cover plate (22) are provided with the gathering sill (221) coordinated with described guide plate (212).
7. the air door of wind cooling refrigerator as claimed in claim 1, it is characterized in that, described air door body (21) is provided with: the first keeper (211) described cover plate (22) being positioned the first predeterminated position, and described first predeterminated position is the position that described air vent (213) closed by described cover plate (22).
8. the air door of wind cooling refrigerator as claimed in claim 7, it is characterized in that, described first keeper (211) is Elastic buckle, and described Elastic buckle and described air door body (21) form the draw-in groove of locating described cover plate (22).
9. as the air door of the wind cooling refrigerator in claim 1-8 as described in any one, it is characterized in that, also comprise:
Be arranged at the first Metal Contact sheet on described cover plate (22) end face;
Be arranged at the second Metal Contact sheet on described cover plate (22) medial surface;
Be arranged on described air door body (21), and can contact with described first Metal Contact sheet and send the first contact-making switch of the first signal;
Be arranged on described air door body (21), and can contact with described second Metal Contact sheet and send second contact-making switch (26) of secondary signal;
Wherein, described driver part (25) is specially: be connected with described second contact-making switch (26) with described first contact-making switch, motor out of service after receiving described first signal or described secondary signal.
10. a wind cooling refrigerator, is characterized in that, has the air door as the wind cooling refrigerator in claim 1-9 as described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410003660.5A CN104764270B (en) | 2014-01-03 | 2014-01-03 | A kind of wind cooling refrigerator and its air door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410003660.5A CN104764270B (en) | 2014-01-03 | 2014-01-03 | A kind of wind cooling refrigerator and its air door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104764270A true CN104764270A (en) | 2015-07-08 |
| CN104764270B CN104764270B (en) | 2018-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410003660.5A Active CN104764270B (en) | 2014-01-03 | 2014-01-03 | A kind of wind cooling refrigerator and its air door |
Country Status (1)
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| CN (1) | CN104764270B (en) |
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| CN105222457A (en) * | 2015-10-23 | 2016-01-06 | 青岛海尔股份有限公司 | Refrigerator and throttle setting thereof |
| CN105371564A (en) * | 2015-11-19 | 2016-03-02 | 青岛海尔股份有限公司 | Air door device used for refrigerator and refrigerator |
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| CN107024064A (en) * | 2017-03-07 | 2017-08-08 | 海信（山东）冰箱有限公司 | A kind of throttle setting for refrigerator and refrigerator |
| CN107062761A (en) * | 2017-06-15 | 2017-08-18 | 合肥华凌股份有限公司 | Air channel air-out control structure and wind cooling refrigerator |
| CN108626952A (en) * | 2018-07-10 | 2018-10-09 | 长虹美菱股份有限公司 | A kind of wind cooling refrigerator and its ducting assembly and control method |
| CN109405406A (en) * | 2018-10-18 | 2019-03-01 | 长虹美菱股份有限公司 | A kind of refrigeration for refrigerator method and device |
| CN110553455A (en) * | 2019-06-06 | 2019-12-10 | 河南农业大学 | Refrigeration equipment of air-cooled refrigeration workbench and control method thereof |
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| EP3367022A4 (en) * | 2015-10-23 | 2019-06-05 | Qingdao Haier Joint Stock Co., Ltd | Refrigerator, and ventilation door device thereof |
| WO2017067186A1 (en) * | 2015-10-23 | 2017-04-27 | 青岛海尔股份有限公司 | Refrigerator, and ventilation door device thereof |
| US10712075B2 (en) | 2015-10-23 | 2020-07-14 | Qingdao Haier Joint Stock Co., Ltd. | Refrigerator and ventilation door device thereof |
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| US10670325B2 (en) | 2015-11-19 | 2020-06-02 | Qingdao Haier Joint Stock Co., Ltd. | Refrigerator and air door device thereof |
| CN105371564B (en) * | 2015-11-19 | 2017-12-01 | 青岛海尔股份有限公司 | Throttle setting and refrigerator for refrigerator |
| CN107024064B (en) * | 2017-03-07 | 2019-07-23 | 海信（山东）冰箱有限公司 | A kind of throttle setting for refrigerator and refrigerator |
| CN106679303B (en) * | 2017-03-07 | 2019-02-01 | 海信（山东）冰箱有限公司 | A kind of throttle setting for refrigerator and refrigerator |
| CN107024064A (en) * | 2017-03-07 | 2017-08-08 | 海信（山东）冰箱有限公司 | A kind of throttle setting for refrigerator and refrigerator |
| CN106679303A (en) * | 2017-03-07 | 2017-05-17 | 海信（山东）冰箱有限公司 | Air door device for refrigerator and refrigerator |
| CN107062761B (en) * | 2017-06-15 | 2019-08-27 | 合肥华凌股份有限公司 | Air duct outlet air control structure and wind cooling refrigerator |
| CN107062761A (en) * | 2017-06-15 | 2017-08-18 | 合肥华凌股份有限公司 | Air channel air-out control structure and wind cooling refrigerator |
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| CN109405406A (en) * | 2018-10-18 | 2019-03-01 | 长虹美菱股份有限公司 | A kind of refrigeration for refrigerator method and device |
| CN109405406B (en) * | 2018-10-18 | 2020-07-03 | 长虹美菱股份有限公司 | Refrigerator refrigerating method and device |
| CN110553455A (en) * | 2019-06-06 | 2019-12-10 | 河南农业大学 | Refrigeration equipment of air-cooled refrigeration workbench and control method thereof |
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