CN211476453U - Integrated door seal with auxiliary air bag structure - Google Patents

Abstract

The utility model discloses an integrated door seal with an auxiliary air bag structure, which comprises a sealed cabin, a supporting air bag, an inner side air bag, a magnetic stripe bag and a cover lining sealing wing, wherein the inner side air bag is connected with the auxiliary air bag through a connecting rib near the joint between a box body and a door body, the inside of the sealed cabin is in a polygon shape, the width is firstly increased and then reduced, a cabin reinforcing rib is arranged at the widest part of the width of the sealed cabin, the wall thickness of the sealed cabin is gradually reduced towards the direction of a door body clamping groove, the supporting air bag consists of a connecting rib connected with the inner side air bag, a lower cavity wall of the magnetic stripe bag, an outer side sealing edge and a telescopic deformation rib, the connecting rib of the supporting air bag and the inner side air bag extends towards the direction of the inner side air bag and is in an oblique omega shape, the telescopic deformation rib extends towards the inner side direction of the door sealing strip in an oblique M shape, after long-time use, the door seal is aged and extruded to deform, so that the cold leakage problem is caused.

Description

Integrated door seal with auxiliary air bag structure

Technical Field

The utility model relates to a refrigeration plant seals technical field, particularly, relates to an integral type door that takes supplementary gasbag structure seals.

Background

With the acceleration of the urbanization process in China and the improvement of the purchasing power of consumers, the trend of intellectualization, energy conservation and beautification of the refrigerator is enhanced, and the technical requirements on the refrigerator door seal are higher and higher. However, when the existing refrigerator door seal is used, the sealing performance is good, the negative pressure in the refrigerator is large, and the door is difficult to open; after long-time use, the door strip of paper used for sealing is ageing to take place plastic deformation again easily, by extrusion deformation, and sealing area reduces, causes the flash crack and leaks cold, seriously influences the refrigeration effect of refrigerator, increases the energy consumption, causes the compressor to start repeatedly even and burns out, shortens the life of refrigerator. In addition, the outer surface of the existing refrigerator door seal is provided with a plurality of layers of folds, so that dirt is easy to accumulate and bacteria are easy to breed, and the attractiveness and the fresh-keeping effect of the refrigerator are influenced.

SUMMERY OF THE UTILITY MODEL

According to the above-mentioned weak point, the utility model aims at providing a take integral type door of supplementary gasbag structure to seal. The door seal aims at solving the problem that the door seal is difficult to open in the early stage and is aged to be extruded and deformed to cause cold leakage after being used for a long time in the existing door seal technology.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an integral type door that supplementary gasbag structure was taken seals, includes sealed cabin, supports gasbag, inboard gasbag, magnetic stripe bag and the sealed wing of lid lining, and inboard gasbag is close to the junction between box and the door body and links to each other with supplementary gasbag through the splice bar, and sealed cabin is inside to be polygonized shape, and the width reduces after increasing earlier, and is equipped with the cabin strengthening rib in the widest department of sealed cabin width, sealed cabin thins gradually to door body draw-in groove direction wall thickness, supports the gasbag and comprises the lower chamber wall, the outside sealed limit and the flexible muscle that warp of the splice bar, the magnetic stripe bag that link to each other with inboard gasbag, and the splice bar that supports gasbag and inboard gasbag extends to inboard gasbag direction and is oblique "omega" type ", flexible warp the muscle is oblique" M "type and extends to the inboard direction of door strip of paper used for sealing, and thickness.

Further, when the door seal is extruded by external force, two closed triangular air bags are formed between the telescopic deformation ribs and the lower cavity wall and the outer side sealing edge of the magnetic stripe bag.

Furthermore, the auxiliary air bag is in a convex semi-circular arc shape, and a circular arc vertical reinforcing rib is arranged in the middle inside the auxiliary air bag.

Furthermore, the magnetic stripe bag is internally provided with a positioning short rib.

Furthermore, the outer side sealing edge and the outer cavity wall of the magnetic stripe bag are of an integrated linear structure.

Furthermore, the cover liner sealing fin is positioned at the joint of the telescopic deformation rib and the sealing cabin.

The utility model has the advantages as follows:

1. the sealed cabin width that inside polygon is constituteed increases earlier the back and reduces, and the wall thickness is to the design of draw-in groove direction attenuate gradually and inside cabin strengthening rib, effectively avoids the not hard up phenomenon of draw-in groove, improves the stability in door seal installation and the use, can also increase the gas tightness of door seal and the door body, prevents to leak cold.

2. Support gasbag and inboard gasbag splice bar to one side "omega" design, and flexible "M" design combined action that warp the muscle to one side, when making the door seal receive the extrusion, keep inside big cavity and a plurality of airtight little gasbags, when effectively avoiding the door seal to receive the extrusion deformation too big, a plurality of airtight gasbag structures of formation can also be better reduce heat conduction rate, increase the thermal-insulated heat preservation effect that the door sealed.

3. The design of the convex semi-circular arc of the auxiliary air bag and the circular arc vertical reinforcing rib inside the auxiliary air bag ensures that the auxiliary air bag is not easy to deform too much when being extruded, makes up the gap between the box body and the door body better, ensures the close fitting of the box body and the door body, and enhances the sealing performance of the door seal.

4. The integral linear design of the outer side sealing edge is acted with the cover liner sealing fin, so that the air circulation between the door seal and the door body is reduced, the heat preservation performance is enhanced, meanwhile, the outer surface of the door seal is free of multilayer wrinkles, the accumulation of dirt and microorganisms is reduced, and the attractiveness and the freshness retaining performance of the refrigerator are improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1.1-cabin sealing fin; 1.2-sealed cabin; 1.3-cabin reinforcing ribs; 1.4-cabin supporting ribs; 1.5-supporting air bag; 1.6-inner air bag; 1.7-connecting ribs; 1.8-auxiliary air bag; 1.9-reinforcing ribs; 1.10-auxiliary airbag outside rib; 1.11-magnetic stripe bag; 1.12-positioning short ribs; 1.13-outside sealing edge; 1.14-stretching deformation rib; 1.15-cover liner sealing fin.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following description, together with the drawings of the present invention, clearly and completely describes the technical solution of the present invention, and based on the embodiments in the present application, other similar embodiments obtained by those skilled in the art without creative efforts shall all belong to the protection scope of the present application.

The first embodiment is as follows:

the utility model provides an integral type door that supplementary gasbag structure was taken, including sealed cabin 1.2, support gasbag 1.5, inboard gasbag 1.6, magnetic stripe bag 1.11, supplementary gasbag 1.8 and the sealed wing 1.15 of lid lining, sealed cabin 1.2 sets up between refrigerator box and the door body, sealed cabin 1.2 links to each other with supporting gasbag 1.5 through cabin brace rod 1.4, it links to each other with inboard gasbag 1.6 and magnetic stripe bag 1.11 to support gasbag 1.5, inboard gasbag 1.6 still links to each other with magnetic stripe bag 1.11, inboard gasbag 1.6 is close to the junction between box and the door body and links to each other with supplementary gasbag 1.8 through brace rod 1.7, supplementary gasbag 1.8 sets up between the corner of box curb girder and the corner of door body boss.

The sealed cabin 1.2 is connected to the refrigerator door body through a clamping groove, and a cabin sealing fin 1.1 is arranged at the end part of the sealed cabin 1.2 attached to the clamping groove of the door body. The inside of the sealed cabin 1.2 is polygonal, the width is increased and then reduced, a cabin reinforcing rib 1.3 is arranged at the widest part of the width of the sealed cabin 1.2, and the wall thickness of the cabin extending towards the door body clamping groove is gradually reduced. The sealed cabin 1.2 and the supporting air bag 1.5 are connected in a straight line, the wall thickness is increased, and the wall thickness is 0.8-1.2 mm. The 1.2 width of sealed cabin increases earlier the back and reduces, and the wall thickness is attenuate gradually and inside cabin strengthening rib 1.3's design to the draw-in groove direction, effectively avoids the not hard up phenomenon of draw-in groove, improves the stability in door seal installation and the use to can increase the gas tightness of door seal and the door body, prevent to leak cold.

The supporting air bag 1.5 consists of a connecting rib connected with the inner air bag 1.6, a lower cavity wall of the magnetic stripe bag 1.11, an outer sealing edge 1.13 and a telescopic deformation rib 1.14. Wherein, the connecting ribs of the supporting air bag 1.5 and the inner air bag 1.6 extend towards the inner air bag 1.6 and are in an oblique omega-shaped design. The oblique omega design of the connecting ribs can ensure that the door seal can keep a large internal cavity for supporting the air bag 1.5 when being extruded, and the sealing and heat insulating properties of the door seal are improved. The telescopic deformation rib 1.14 is in an inclined M shape and extends towards the outer side direction of the door seal, and the thickness is gradually reduced. When the door seal is extruded by external force, two closed triangular air bags are formed between the inclined M-shaped telescopic deformation rib 1.14 and the lower cavity wall and the outer side sealing edge 1.13 of the magnetic stripe bag 1.11. Not only can effectively avoid the door seal from being too large in deformation generated when being extruded, but also can better reduce the heat conduction rate of a plurality of formed closed air bag structures, and increase the heat insulation effect of the door seal.

The auxiliary air bag 1.8 is connected with the inner side air bag 1.6 through the connecting rib 1.7, is positioned between the corner of the side beam of the box body and the corner of the boss of the door body, is in a convex semi-circular arc shape, increases the sealing area, better makes up the gap between the box body and the door body and enhances the sealing performance of the door seal. The middle of the auxiliary air bag 1.8 is provided with a circular arc vertical reinforcing rib 1.9, so that the extrusion deformation resistance of the auxiliary air bag 1.8 is improved, and the door body and the box body are tightly attached under the extrusion state.

The magnetic strip is arranged in the magnetic strip bag 1.11 and can attract the magnetic strip on the refrigerator body mutually, so that the door seal on the refrigerator door body is attracted with the refrigerator body, and the sealing effect is achieved. The inside of the door seal is provided with a positioning short rib 1.12 which can prevent the magnetic strip from sliding off and ensure the stability of the whole door seal.

The outer cavity wall of the magnetic stripe bag 1.11 extends in the door body direction to form an integral outer side sealing edge 1.13. Outside sealed limit 1.13 is the laminating of integral type straight line design on the refrigerator box, reduces the circulation of air between door seal and the door body, when reinforcing heat insulating ability, makes the outer surface of door seal do not have multilayer fold, reduces dirt and microorganism and piles up, increases the aesthetic property and the freshness preservation of refrigerator.

The cover liner sealing fin 1.15 is positioned at the joint of the telescopic deformation rib 1.14 and the sealing cabin 1.2 and is close to the telescopic deformation rib 1.14, the strength of the telescopic deformation rib 1.14 is increased, and simultaneously the cover liner sealing fin and the outer side sealing edge 1.13 act simultaneously, so that the installation part of the door seal and the door body is effectively shielded, and the cold leakage phenomenon at the notch is reduced.

The utility model discloses in the door seals for materials such as soft polyvinyl chloride (PVC) elastomer, polyolefin thermoplastic elastomer (TPE), silicon rubber, and the material is safe, meets the requirements.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The integrated door seal with the auxiliary air bag structure comprises a sealed cabin (1.2), a supporting air bag (1.5), an inner side air bag (1.6), a magnetic stripe bag (1.11) and a cover lining sealing fin (1.15), and is characterized in that the inner side air bag (1.6) is connected with the auxiliary air bag (1.8) through a connecting rib (1.7) at the position close to the joint between a box body and a door body, the inside of the sealed cabin (1.2) is polygonal, the width is increased and then reduced, a cabin reinforcing rib (1.3) is arranged at the widest position of the width of the sealed cabin (1.2), the wall thickness of the sealed cabin (1.2) is gradually reduced towards the direction of the door body clamping groove, the supporting air bag (1.5) is composed of a connecting rib connected with the inner side air bag (1.6), a lower cavity wall of the magnetic stripe bag (1.11), an outer side sealing edge (1.13) and a telescopic deformation rib (1.14), and the supporting air bag (1.5) and the connecting rib of the inner side air bag (1.6) extend towards the omega-shaped direction of the air bag (1.6), the telescopic deformation rib (1.14) is in an inclined M shape and extends towards the inner side direction of the door seal, and the thickness is gradually reduced.

2. The integrated door seal with the auxiliary air bag structure according to claim 1, wherein when the door seal is pressed by an external force, two closed triangular air bags are formed between the telescopic deformation rib (1.14) and the lower cavity wall and the outer sealing edge (1.13) of the magnetic stripe bag (1.11).

3. The integrated door seal with the auxiliary air bag structure according to claim 1, wherein the auxiliary air bag (1.8) is in a convex semi-circular arc shape, and a circular arc vertical reinforcing rib (1.9) is arranged in the middle of the inside of the auxiliary air bag (1.8).

4. The integrated door seal with the auxiliary air bag structure is characterized in that the magnetic stripe bag (1.11) is internally provided with a positioning short rib (1.12).

5. The integrated door seal with the auxiliary air bag structure as claimed in claim 1, wherein the outer sealing edge (1.13) and the outer cavity wall of the magnetic stripe bag (1.11) are of an integrated straight line structure.

6. An integrated dock seal with an auxiliary air bag structure according to any one of claims 1 to 5 wherein the lid lining sealing fin (1.15) is located at the junction of the concertina deformed rib (1.14) and the sealed cabin (1.2).

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