CN101839604A

CN101839604A - Icebox

Info

Publication number: CN101839604A
Application number: CN 201010179218
Authority: CN
Inventors: 夏超
Original assignee: Hefei Hualing Co Ltd; Hefei Midea Rongshida Refrigerator Co Ltd
Current assignee: Hefei Hualing Co Ltd; Hefei Midea Refrigerator Co Ltd
Priority date: 2010-05-19
Filing date: 2010-05-19
Publication date: 2010-09-22

Abstract

The invention discloses an icebox which comprises a box door, a door seal and a box body. The door seal is arranged on the outer edge at the mouth of the box door and internally forms a plurality of airbags capable of being extruded, the box body comprises a box case and a box flask arranged in the box case, the mouth of the box flask is opposite to the mouth of the box door to form an avoiding part, and a containing space for containing the door seal is restricted between the avoiding part and the outer edge at the mouth of the box door. In the icebox, the avoiding part is formed at the matching part between the icebox flask and the box door, and a large containing space for containing the door seal is formed between the mouth of the icebox flask and the mouth of the box door so that a door seal strip phenomenon and an airbag failure phenomenon caused by the long-term door seal strip can be avoided. Accordingly, the long-term refrigeration performance of the icebox is ensured, and the refrigeration quality of the icebox is further improved.

Description

Refrigerator

Technical field

The present invention relates to a kind of refrigerator, especially relate to a kind of refrigerator of envelope strand bar of avoiding.

Background technology

At present to contain the gasket strand limit phenomenon of cold storage refrigerator of built-in four-star little refrigerating chamber very serious for a part, influences the sealing and the refrigeration performance of refrigerator, and follow the sound that clatters at closing time, and noise is serious.At this problem, traditional settling mode is to rely on to be coated with vaseline and to solve temporarily.

In the cold storage refrigerator of built-in four-star little refrigerating chamber, used gasket is a kind of shaped as frame PVC gasket that does not contain magnetic stripe.As shown in Fig. 4-Fig. 5, when closing chamber door 1 ', the top of gasket 2 ', bottom and the left side will be subjected to the positive pressure of case courage 3 ', adhere to specification.But, has the right of door pivot 4 ' can be subjected to case courage 3 ' lateral pressure, thereby gasket 2 ' is squeezed in a narrow space, so that gasket 2 ' each inner air bag 21 ' twists together.Be that the chamber door 1 ' of refrigerator each parts when closing are in static schematic diagram as shown in Figure 4, gasket 2 ' is in free state, and promptly air bag 21 ' is not extruded as yet, can not truly reflect gasket strand limit phenomenon.Each parts when the chamber door 1 ' of refrigerator is closed as shown in Figure 5 are in dynamic schematic diagram, and gasket 2 ' is extruded, and air bag 21 ' strand together.Fig. 5 has truly reflected gasket strand limit state.The long-term strand limit of gasket will cause its inner balloon to lose efficacy gradually, thereby makes the refrigeration performance variation of cold storage refrigerator, and the refrigeration quality reduces.

Summary of the invention

The present invention is intended to solve at least one of technical problem that exists in the prior art.For this reason, one object of the present invention is to propose a kind of refrigerator of envelope strand bar phenomenon of avoiding.

According to a kind of refrigerator of the present invention, comprising: chamber door; The door envelope, described door seals on the outward flange of the oral area that is located at described chamber door, and described door envelope inside is formed with a plurality of squeezable air bags; And casing, described casing comprises the case shell and is positioned at the case courage of case shell, portion is dodged in and the formation relative with the oral area of chamber door of the oral area of described case courage, limits between the described outward flange of dodging portion and described chamber door oral area to be used to hold described accommodation space that seals.

According to refrigerator of the present invention, owing to be formed with the portion of dodging with the chamber door cooperation place at the case courage, make and form a bigger accommodation space between case courage oral area and the chamber door oral area to hold an envelope, thereby when closing casing, chamber door avoids generator gate envelope strand bar phenomenon, and avoided airbag fails like this, having guaranteed the refrigeration performance that refrigerator is long-term owing to the long-term strand of door envelope bar makes, prevent that cold air leaks and the intrusion of extraneous hot gas in the refrigerator, and then promoted the refrigeration quality of refrigerator.

In addition, also have following additional technical feature according to refrigerator of the present invention:

The outward flange of the oral area of described chamber door comprises recessed first arc portion in door and the groove that links to each other with its lower end, and the bottom of described door envelope is stuck in the described groove.

Like this, when chamber door is closed casing, the air bag on the top of door envelope will be extruded and dwindle, for providing sealing between chamber door and the casing, in case cold air leaks and the intrusion of extraneous hot gas in the stagnant ice case.

The portion that dodges of described case courage and the described first arc portion over against, thereby between the outward flange of dodging portion and chamber door oral area, limit the accommodation space that is used to hold an envelope.

In one embodiment of the invention, the portion of dodging of described case courage is a hypotenuse.

Described hypotenuse and angle α between described chamber door and the medial surface that described casing cooperates are 0≤α＜90 °.

Like this, can make chamber door and case courage cooperation place is promptly dodged between the outward flange of portion and chamber door oral area and is formed a bigger accommodation space to hold an envelope, thereby avoid an envelope to produce the situation of strand bar, and avoided making airbag fails, and then caused the refrigeration performance variation owing to the long-term strand of a door envelope bar.

Comparatively preferably, described angle α is the 45-60 degree.

In another embodiment of the invention, the portion of dodging of described case courage is the arc limit.

Protrude towards door on described arc limit.

The radius on described arc limit is greater than the radius of the described first arc portion.

According to refrigerator of the present invention, also can avoid because door seals the sound that clatters that produces when twisting bar, and then abate the noise.

Additional aspect of the present invention and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present invention.

Description of drawings

Above-mentioned and/or additional aspect of the present invention and advantage are from obviously and easily understanding becoming the description of embodiment in conjunction with following accompanying drawing, wherein:

Fig. 1 is the schematic diagram of the chamber door according to the embodiment of refrigerator of the present invention when each parts is in static state when cooperating with the case courage;

Fig. 2 be the chamber door among Fig. 1 when cooperating with the case courage each parts be in the schematic diagram of an embodiment when dynamic, wherein, the portion of dodging of case courage is a hypotenuse;

Fig. 3 be the chamber door among Fig. 1 when cooperating with the case courage each parts be in the schematic diagram of another embodiment when dynamic, wherein, the portion of dodging of case courage is a curved portions;

Fig. 4 is the schematic diagram of the chamber door of conventional refrigerator when each parts is in static state when cooperating with the case courage; With

Fig. 5 be the chamber door among Fig. 4 when cooperating with the case courage each parts be in schematic diagram when dynamic, wherein, the door envelope is in strand limit state.

The specific embodiment

Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Below by the embodiment that is described with reference to the drawings is exemplary, only is used to explain the present invention, and can not be interpreted as limitation of the present invention.

In description of the invention, term " interior ", " outward ", " on ", close the orientation of indication such as D score or position is based on orientation shown in the drawings or position relation, only be the present invention for convenience of description rather than require the present invention therefore can not be interpreted as limitation of the present invention with specific orientation structure and operation.

Below with reference to a kind of refrigerator of Fig. 1 description according to the embodiment of the invention.

As Figure 1-3, refrigerator comprises chamber door 1, door envelope 2 and casing according to an embodiment of the invention.

Chamber door 1 is provided with door pivot 4, and when chamber door 1 rotates counterclockwise to open casing, to clockwise rotate when closing casing around door pivot 4, the part that cooperates with casing of chamber door 1 is called chamber door oral area 11 (being the upper right portion of chamber door 1 among Fig. 1-3).The outward flange of chamber door oral area 11 comprises recessed first arc portion 111 in door and the groove 112 that links to each other with its lower end.

Door envelope 2 is located on the outward flange of chamber door oral area 11, and door envelope 2 inside are formed with a plurality of squeezable air bags 21.Particularly, the bottom of door envelope 2 is stuck in the groove 112.Like this, when chamber door 1 is closed casing, the air bag on the top of door envelope 2 will be extruded and dwindle, for providing sealing between chamber door 1 and the casing, in case cold air leaks and the intrusion of extraneous hot gas in the stagnant ice case.

Casing comprises the case shell and is positioned at the case courage 3 of case shell that then when chamber door 1 is closed casing, chamber door oral area 11 will be subjected to the lateral pressure of case courage 3.Similar with chamber door oral area 11, the part that cooperates with chamber door 1 of case courage 3 is called case courage oral area 31, and case courage oral area 31 is relative with chamber door oral area 11.Form the portion 32 that dodges at case courage oral area 31 places.Particularly, the portion that dodges 32 of case courage 3 and the first arc portion 111 over against, be used to hold an accommodation space of envelope 2 thereby between the outward flange of dodging portion 32 and chamber door oral area 11, limit, as shown in Figure 1.

As shown in Figure 2, in an example of the present invention, the portion that dodges 32 of case courage 3 is hypotenuse.Alternatively, hypotenuse is 0≤α＜90 degree with angle α between medial surface chamber door 1 and that case courage 3 cooperates.Like this, can make chamber door 1 and case courage 3 cooperation places are promptly dodged between the outward flange of portion 32 and chamber door oral area 11 and are formed a bigger accommodation space to hold an envelope, thereby avoid an envelope to produce the situation of strand bar, and avoided making airbag fails, and then caused the refrigeration performance variation owing to the long-term strand of a door envelope bar.Comparatively preferably, this angle α is the 45-60 degree.

As shown in Figure 3, in another example of the present invention, the portion that dodges 32 of case courage 3 is the arc limit.Alternatively, protrude towards door on the arc limit.The radius R on arc limit is greater than the radius r of the first arc portion 111, so that chamber door 1 and case courage 3 cooperate better and provide enough extruding accommodation spaces for door seals 2.

Should be noted that, those skilled in the art can understand, the present invention is not limited to this, for example the portion that dodges 32 of case courage 3 can also can be chamber door 1 for other are any and case courage 3 cooperation places promptly dodge the shape of the accommodation space that provides bigger between the outward flange of portion 32 and chamber door oral area 11, thereby hold an envelope and avoid an envelope 2 to produce the technique effect of strand bars to reach.

According to refrigerator of the present invention, owing to be formed with the portion of dodging with the chamber door cooperation place at the case courage, make and form a bigger accommodation space between case courage oral area and the chamber door oral area to hold an envelope, thereby when closing casing, chamber door avoids generator gate envelope strand bar phenomenon, and avoided making airbag fails owing to the long-term strand of a door envelope bar, like this, guaranteed the refrigeration performance that refrigerator is long-term and then promoted the refrigeration quality of refrigerator.In addition, also can avoid because door seals the sound that clatters that produces when twisting bar, and then abate the noise.

Case courage place in according to the present invention forms the portion that dodges to prevent a mode of envelope strand bar, can also be applied to other any needs an envelope place is set, and for example can adopt aforesaid way with the sealing cupboard between the cabinet door of the cupboard of need sealing and cabinet.

Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple variation, modification, replacement and modification to these embodiment under the situation that does not break away from principle of the present invention and aim, scope of the present invention is limited by claim and equivalent thereof.

Claims

1. a refrigerator is characterized in that, comprising:

Chamber door;

The door envelope, described door seals on the outward flange of the oral area that is located at described chamber door, and described door envelope inside is formed with a plurality of squeezable air bags; And

Casing, described casing comprise the case shell and be positioned at the case courage of case shell, and portion is dodged in and the formation relative with the oral area of chamber door of the oral area of described case courage, limits between the described outward flange of dodging portion and described chamber door oral area to be used to hold described accommodation space that seals.

2. refrigerator according to claim 1 is characterized in that, the outward flange of the oral area of described chamber door comprises recessed first arc portion in door and the groove that links to each other with its lower end, and the bottom of described door envelope is stuck in the described groove.

3. refrigerator according to claim 2 is characterized in that, the portion that dodges of described case courage and the described first arc portion over against.

4. refrigerator according to claim 3 is characterized in that, the portion of dodging of described case courage is a hypotenuse.

5. refrigerator according to claim 4 is characterized in that, described hypotenuse and angle α between described chamber door and the medial surface that described casing cooperates are 0≤α＜90 °.

6. refrigerator according to claim 5 is characterized in that, described angle α is the 45-60 degree.

7. refrigerator according to claim 3 is characterized in that, the portion of dodging of described case courage is the arc limit.

8. refrigerator according to claim 7 is characterized in that, protrude towards chamber door on described arc limit.

9. refrigerator according to claim 8 is characterized in that, the radius on described arc limit is greater than the radius of the described first arc portion.