CN2497248Y

CN2497248Y - Multi-layer door-sealing refrigerator

Info

Publication number: CN2497248Y
Application number: CN 01255669
Authority: CN
Inventors: 周仁湘; 冯广平; 程德彬; 张良国; 雷莉; 李劲松; 刘宝堂
Original assignee: Guangdong Kelong Electrical Appliances Co Ltd
Current assignee: Guangdong Kelong Electrical Appliances Co Ltd
Priority date: 2001-09-10
Filing date: 2001-09-10
Publication date: 2002-06-26
Anticipated expiration: 2011-09-10

Abstract

The utility model relates to a refrigerating technology, in particular to a refrigerator with a plurality of door seal layers, comprising a door body and door seals arranged in the door body. The utility model is characterized in that the utility model also comprises a second door seal arranged at one side of the door seal, and the second door seal comprise a door seal body. The body is provided with a T-shaped groove inosculated and connected with the T-shaped flange of the door body inner side, and the outer side of the door seal body strip has two elastic tail formations, and the other end of the elastic tail formations can resist on the inner side wall of the refrigerator body, and the refrigerator body doorframe side is vertical with the inner side; when closing the door body, the two tail formations of the second door seal and the refrigerator body inner wall can form a airproofed space, which can prevent most of the cold air from leaking into the first door seal from the clearance between the door body and the refrigerator body. At the same time, the two layers of door seal strips, the door body and the refrigerator body can naturally form a long and narrow airproofed space, so as to decrease the 'temperature difference' between the outside and the inside of the first door seal and prevent the hot charge caused by the dew-removing pipe of the refrigerator from entering the freezing (deepfreeze) room thereby achieving the aim of preserving heat and saving energy.

Description

Multi-layer door envelope refrigerator

Technical field

The utility model relates to the refrigerator technology, more particularly, relates to a kind of refrigerator with multi-layer door envelope.

Background technology

Data shows according to statistics, and the door envelope position cold draining of refrigerator accounts for 15～20% of whole refrigerator cold draining.In the refrigerator that sale and user use in the market, the sealing of refrigerator freezing (refrigeration) chamber Men Tiyu casing is mainly by outer field one deck door envelope, conventional refrigerator door envelope and dependency structure are as shown in Figure 1, because the gap 3 between door body 5 and the casing 1 greatly (6～10mm), add freezing (refrigeration) chamber 2 temperature lower (being lower than-18 ℃ or 5 ℃), the cold air of freezing (refrigeration) chamber can directly be delivered to a inside of envelope 4 by gap 3, make envelope 4 an about both sides form huge temperature difference, promptly environment temperature subtracts freezing (refrigeration) room temperature (about 45 ℃ or 22 ℃).The cold air of freezing (refrigeration) chamber suffers heavy losses the refrigerator cold by preceding turnover panel, cover plate, bottom crossband (or front top plate) and the outside seepage of door envelope itself of refrigerator left side plate at this moment.At present, both at home and abroad the refrigerator overwhelming majority of refrigerator manufacturer production all is to adopt the individual layer door sealing structure, though indivedual producer has adopted on individual product very thin, the two-door seal structure of non-integral, its energy-saving effect is relatively poor.

Summary of the invention

The utility model wants the technical solution problem to be, a kind of multi-layer door envelope refrigerator is provided, by improving the door sealing structure of refrigerator, and optimize the structure of a door body, casing, can reduce " temperature difference " of the outer both sides of an inside front cover to the full extent, thereby reach the position cold draining of barrier door envelope, the whole effect of heat insulation of raising refrigerator and purpose of energy saving.

The technical scheme that the utility model provides is, constructs a kind of multi-layer door envelope refrigerator, and the door envelope that comprises a body and be arranged on a body inboard is characterized in that, also comprises second sect envelope that is arranged on described door front cover side.

In the above-mentioned multi-layer door envelope refrigerator that provides according to the utility model, the described second sect package is drawn together an envelope body, on described body, be provided with the T type groove that coincide and be connected with the inboard T type of door body flange, the outside of described door envelope body also has an elasticity hangover at least, and the other end of described elasticity hangover can be resisted against on the madial wall of refrigerator body.

In the above-mentioned multi-layer door envelope refrigerator that provides according to the utility model, the described second sect package is drawn together an envelope body, on described body, be provided with the T type that coincide and be connected with the inboard T type of door body flange, the outside of described door envelope body is provided with two elasticity hangovers that distribute at certain intervals, article two, the other end of elasticity hangover overlaps mutually, and wherein the other end of an elasticity hangover can be resisted against on the madial wall of refrigerator body.

In the above-mentioned multi-layer door envelope refrigerator that provides according to the utility model, the distance between described door body medial surface and the casing doorframe face is less than 5mm, and the doorframe face of described casing and the madial wall of casing are the structure that intersects vertically.

Implement the multi-layer door envelope refrigerator that the utility model provides, by second sect envelope being set and reducing distance between adjacent of the Men Tiyu casing, when the door body is closed, two hangovers on the second road gasket can form one naturally with refrigerator body " doorframe " and be the space that seals shape, can block most of cold air by bleed first sect envelope of the gap between the Men Tiyu casing, simultaneously two-layer gasket also can with the door body, casing forms a long and narrow space that seals shape that is naturally, reach and reduce the outer both sides " temperature difference " of the first sect inside front cover and stop the thermic load that is produced because of the refrigerator dew removing tube to import freezing (refrigeration) chamber into, thereby realize the purpose of heat preservation energy-saving.

Description of drawings

Fig. 1 is the local enlarged diagram of current refrigerator door sealing structure;

Fig. 2 is the local enlarged diagram of the utility model multi-layer door envelope refrigerator doors seal structure;

Fig. 3 is the local enlarged diagram of the second road door sealing structure among Fig. 2.

The specific embodiment

As shown in Figure 2, the multi-layer door envelope that is provided by the utility model is to have carried out following improvement on the basis of former refrigerator doors seal structure: at first be in the side in the former door envelope 25 of door body one whole piece door envelope 23 to be installed again, the body 33 of door envelope 23 is provided with the T type groove 34 that is connected with door body 26, on the medial surface of door body 26, be provided with the T type flange that matches with T type groove 34, the outside of sealing 23 bodies 33 at door is provided with two elasticity hangovers 31 that distribute at certain intervals, 32 (also can only be provided with an elasticity hangover, the sealing effectiveness that two elasticity hangovers are set can be better), article two, the elasticity hangover 31,32 the other end can be resisted against on the madial wall 22 of casing 21, when door body 26 is closed, two hangovers 31 on the

door envelope

23,32 can form the little space A (being equivalent to a ballonet) of a sealing naturally with the inwall of refrigerator body 21, can block most of cold air by casing 21 and door the envelope 25 of bleeding of the gap 24 between the body 26, simultaneously two-layer gasket also can with door body 26, casing 21 forms a long and narrow seal cavity (being equivalent to an air vesicle) naturally, reaches to reduce door envelope 25 about both sides " temperature difference " and stop the thermic load that is produced because of the refrigerator dew removing tube to import freezing (refrigeration) indoor purpose into;

Another measure is that minimizing door body 26 is closed the gap between back and casing 21 doorframes.Utilize the installation site between the Men Tiyu casing front relatively stable, the gap between the Men Tiyu casing 24 can be designed to have only 3～4mm from 6 original～10mm, can reduce " space " that cold air passes through.

For further reducing the gap 24 between a body 26 and casing 21 doorframes, the utility model has also been made the door body 26 and the doorframe structure of casing 21 corresponding improvement design." big inclined-plane " (the left plate inclined-plane as shown in Figure 1) of casing doorframe changed into R angle or " little inclined-plane " (left plate as shown in Figure 2); The intermediate step 35 of door body medial surface is increased, and when door body 26 was closed, step 35 can put in the inner chamber of casing 21 in the middle of it.

By the multiple corrective measure that door sealing structure is taked, can make the cold draining amount of refrigerator reduce greatly, shorten the available machine time of refrigerator, thereby saved the energy, be the better refrigerator of a kind of serviceability.

Claims

1, a kind of multi-layer door envelope refrigerator comprises a body (26) and is arranged on the inboard door envelope (25) of a body (26), it is characterized in that, also comprises second sect envelope (23) that is arranged on described door envelope (25) one sides.

2, according to the described multi-layer door envelope of claim 1 refrigerator, it is characterized in that, described second sect envelope (23) comprises an envelope body (33), on described body (33), be provided with the T type groove (34) that coincide and be connected with the inboard T type of door body flange, the outside of described door envelope body (33) also has an elasticity hangover at least, and the other end of described elasticity hangover can be resisted against on the madial wall (22) of refrigerator body (21).

3, according to the door sealing structure of the described refrigerator of claim 1, it is characterized in that, described second sect envelope (23) comprises an envelope body (33), on described body, be provided with the T type groove (34) that coincide and be connected with the inboard T type of door body flange, the outside of described door envelope body is provided with two elasticity hangovers (31,32) that distribute at certain intervals, and the other end of two elasticity hangovers (31,32) can be resisted against on the madial wall (22) of refrigerator body (21).

4, according to the described multi-layer door envelope of claim 1 refrigerator, it is characterized in that the distance between described door body medial surface and the casing doorframe face is less than 5mm, described casing doorframe face and madial wall are perpendicular.

5, according to the described multi-layer door envelope of claim 4 refrigerator, it is characterized in that having the step (35) that may extend in the described refrigerator body inner chamber on the medial surface of described door body.