CN216716733U

CN216716733U - Energy-saving door seal and refrigerator

Info

Publication number: CN216716733U
Application number: CN202220209578.8U
Authority: CN
Inventors: 严桃; 郑凯
Original assignee: Changhong Meiling Co Ltd
Current assignee: Changhong Meiling Co Ltd
Priority date: 2022-01-26
Filing date: 2022-01-26
Publication date: 2022-06-10
Anticipated expiration: 2032-01-26

Abstract

The utility model discloses an energy-saving door seal and a refrigerator, and relates to the technical field of refrigerators. The barb clamping device comprises a main airbag, a magnetic strip installation bag, an auxiliary airbag and a barb clamping part, wherein a cross beam is arranged between the barb clamping part and the main airbag, the barb clamping part and the main airbag are respectively fixed on two sides of the cross beam, and a cross beam extension edge is arranged at one end part of the cross beam close to the auxiliary airbag; the auxiliary air bag is fixedly connected with the outer side edge far away from the main air bag; the outer side edge of the magnetic strip installation bag, the outer side edge of the auxiliary air bag, the cross beam extension edge and the auxiliary air bag, which are far away from the main air bag, are made of TPEE thermoplastic polyester elastic materials. According to the utility model, the auxiliary air bag is arranged, and the door seal is made of TPEE thermoplastic polyester elastic material at the joint of the refrigerator container and the door container, so that the sealing property of the door seal structure is improved, the performance of the door seal material under a low-temperature condition is improved, the interference risk of door seal assembly is avoided, and the energy saving property of the door seal is improved.

Description

Energy-saving door seal and refrigerator

Technical Field

The utility model belongs to the technical field of refrigerators, and particularly relates to an energy-saving door seal and a refrigerator.

Background

With the improvement of living standard of people, the refrigerator becomes the most common electrical equipment in life of people. The basic requirements of the refrigerator are low temperature and heat preservation, and the door seal is an important component for realizing the heat preservation performance of the refrigerator. The door seal is a sealing joint piece of the refrigerator door body and the refrigerator body, and the sealing performance of the door seal mainly depends on the door seal magnetic strip to attract the door seal and fill the gap between the door and the refrigerator body, so that the sealing in the refrigerator body is ensured. The current universal door seal material is a PVC material, but the PVC material is easy to harden at low temperature. For preventing that the door seals the structure and interferes the leakproofness worse, the seal structure all does not adopt the interference design during the door seals design. Therefore, the conventionally designed PVC door seal structure in the low-temperature state has poor inosculation, the refrigerator has poor sealing and is not energy-saving.

The traditional Chinese patent with the publication number of CN209165904U discloses an energy-saving refrigerator door seal strip, which is used for sealing a gap between a refrigerator body and a door body of a refrigerator and comprises a magnetic stripe chamber, a sealing air bag, a clamping groove barb and a vertical edge, wherein the sealing air bag is connected with the magnetic stripe chamber and the clamping groove barb, the vertical edge is led out from the root of the clamping groove barb, the sealing air bag comprises a main air bag, a trapezoidal auxiliary air bag and an inner side auxiliary air bag, the inner side auxiliary air bag extends from the local part of the main air bag to the direction of a liner of the refrigerator body, the inner side auxiliary air bag protrudes towards the direction of the liner at one end far away from the magnetic stripe chamber, and the inner side auxiliary air bag is not provided with a main overlap edge and an auxiliary overlap edge; the thorn point of draw-in groove barb sets up the small side, but the free end overlap joint on the door of the door body seals inslot wall on the small side. The utility model discloses a form many gasbag structures, improved single sealed gasbag's adiabatic structure, can prevent refrigerator switch door in-process gasbag indent deformation phenomenon, can reduce the hot convection of air in the main gasbag to improve the thermal insulation performance of door strip of paper used for sealing. However, the scheme only structurally improves the support performance of the door seal air bag, the heat preservation performance of the door seal air bag is realized by the fact that the inner auxiliary air bag protrudes towards the inner container at one end far away from the magnetic strip chamber, and the scheme is single. Under low temperature conditions, the problem of poor heat preservation still exists after the door is closed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an energy-saving door seal, which is characterized in that an auxiliary air bag is arranged, and TPEE thermoplastic polyester elastic material is adopted at the joint of the door seal and a refrigerator liner, so that the sealing property of the door seal structure is improved, the performance of the door seal material under the low-temperature condition is improved, and the problems of single heat-insulating structure, poor structural conformity under the low-temperature condition, poor refrigerator sealing and energy saving of the existing refrigerator door seal are solved. Another object of the present invention is to provide a refrigerator.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to an energy-saving door seal and a refrigerator, comprising the energy-saving door seal, which comprises a main air bag, a magnetic strip installation bag, an auxiliary air bag and an agnail clamping part, wherein the magnetic strip installation bag, the auxiliary air bag and the agnail clamping part are sequentially fixed around the periphery of the main air bag, and a magnetic strip is arranged in the magnetic strip installation bag. The barb clamps and is equipped with the crossbeam between portion and the main gasbag, the crossbeam includes lid courage overlap, the barb clamps the portion and is fixed in the crossbeam both sides respectively with the main gasbag, the crossbeam is equipped with the crossbeam and prolongs the limit near a tip of vice gasbag. The auxiliary airbag is fixedly connected with the outer side edge far away from the main airbag and comprises a first extension edge, one end of the first extension edge is fixedly connected with the side edge of the auxiliary airbag, and the other end of the first extension edge is fixedly connected with the outer side edge of the auxiliary airbag. The outer side edge of the magnetic strip installation bag, the outer side edge of the auxiliary air bag, the cross beam extension edge and the auxiliary air bag, which are far away from the main air bag, are made of TPEE thermoplastic polyester elastic materials.

As a preferential technical scheme of the utility model, the barb clamping part also comprises an arc-shaped edge used for filling a gap between the door seal and the door seal groove, and the arc-shaped edge is fixedly connected with one end of the barb clamping part, which is far away from the main airbag.

As a preferential technical scheme of the utility model, a plurality of supporting vertical edges are arranged in the main airbag, and one ends of the supporting vertical edges are fixed on the inner wall of the main airbag close to the magnetic strip mounting bag and the inner wall of the main airbag close to the cross beam in a staggered manner. Not only improved the support nature of this gasbag, still cut apart main gasbag space, the design of many compartments reduces air conditioning convection ability and promotes the door and seal the structural leakproofness.

As a preferential technical scheme of the utility model, a transverse support rib is arranged in the auxiliary air bag, the support rib adopts a multi-channel bending structure, and two ends of the support rib are fixedly connected with the inner wall of the auxiliary air bag. After the door seal is pressed, the structure and the support vertical edge complete support, and the door seal is guaranteed not to collapse and deform.

As a preferential technical scheme of the utility model, a plurality of small stabbing edges for filling the gap between the door seal and the door liner are fixedly connected to the outer side edge of the auxiliary air bag far away from the main air bag.

As a preferential technical scheme of the utility model, a plurality of the small stabbing edges are made of TPEE thermoplastic polyester elastic material.

As a preferred aspect of the present invention, two second extending sides that fill a gap between the door seal and the door liner and the tank liner when the door is closed are fixedly connected to the peripheral side of the auxiliary airbag, thereby further improving the sealing property.

The utility model provides a refrigerator, includes door courage and case courage, the door courage is opened there is a door seal groove, still includes the door seal, the barb clamps the portion and pegs graft with the door seal groove, the door seals and is connected with case courage magnetism.

The utility model has the following beneficial effects:

1. according to the utility model, the auxiliary air bag is arranged, and the door seal is made of TPEE thermoplastic polyester elastic material at the joint of the refrigerator container and the door container, so that the sealing property of the door seal structure is improved, the performance of the door seal material under a low-temperature condition is improved, the interference risk of door seal assembly is avoided, and the energy saving property of the door seal is improved.

2. According to the utility model, the two supporting vertical edges are arranged in the main airbag, so that the supporting performance of the airbag is improved, the space of the main airbag is also divided, the multi-chamber design is adopted, the cold air convection capacity is reduced, and the sealing performance of the door sealing structure is improved.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a cross-sectional view of a dock seal according to one embodiment;

FIG. 2 is a cross-sectional view of a dock seal according to a second embodiment;

FIG. 3 is a schematic view of the structure of the door seal assembled on the refrigerator;

in the drawings, the components represented by the respective reference numerals are listed below:

1-main airbag, 101-supporting vertical edge, 2-magnetic strip installation bag, 3-auxiliary airbag, 301-supporting rib, 302-small barbed edge, 4-barbed clamping part, 401-arc edge, 5-cross beam, 501-cover liner flash edge, 502-cross beam extension edge, 6-auxiliary airbag, 601-first extension edge, 602-second extension edge, 7-door liner, 701-door seal groove and 8-box liner.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

Example one

Referring to fig. 1 and fig. 3, the embodiment of the present invention is an energy-saving door seal, which is mainly used to increase the sealing performance when the door liner 7 and the box liner 8 are closed, and the door seal is inserted into a door seal groove 701 formed in the door liner 7. The door seals includes that main gasbag 1, magnetic stripe installation bag 2, ballonet 3 and barb clamp portion 4, and magnetic stripe installation bag 2, ballonet 3 and barb clamp portion 4 are equipped with the magnetic stripe in the magnetic stripe installation bag 2 around fixing in the week side of main gasbag 1 in proper order for adsorb the door seals on case courage 8.

In order to increase the structural sealing performance of the door seal, the following technical scheme is adopted: a cross beam 5 is arranged between the main airbags 1, the cross beam 5 comprises a cover liner flange 501, and the edge of the door liner 7 is wrapped by the cover liner flange 501. The barb clamping part 4 and the main airbag 1 are respectively fixed on two sides of a cross beam 5, one end part of the cross beam 5 close to the auxiliary airbag 3 is provided with a cross beam extension edge 502 which fills a gap part of a door seal and a lower step of a door liner to play a role of sealing.

The auxiliary airbag 3 is fixedly connected with three small stabbing edges 302 at the outer side edge far away from the main airbag 1, and is used for filling the gap position between the door seal and the middle step of the door liner 7 and playing a role in sealing.

The auxiliary airbag 6 is fixedly connected to the outer side edge of the auxiliary airbag 3 far away from the main airbag 1, the auxiliary airbag 6 comprises a first extension edge 601, one end of the first extension edge 601 is fixedly connected with the side edge of the auxiliary airbag 6, and the other end of the first extension edge 601 is fixedly connected with the outer side edge of the auxiliary airbag 3. The auxiliary air bag 6 fills the gap between the door seal and the upper step of the door liner 7, and further plays a role in sealing. The side of the auxiliary airbag 6 is fixedly connected with two second extended sides 602 for filling the gap between the door seal and the door liner and between the door seal and the box liner when the door is closed, and the gap positions between the door seal and the door liner 7 and between the door seal and the box liner 8 under the condition of sealing assembly are mainly filled, so that the better sealing effect is achieved.

Referring to fig. 1 and 3, in order to increase the sealing performance of the door seal material at body temperature, the outer side of the magnetic strip installation bag 2 away from the main airbag 1, the outer side of the sub-airbag 3 away from the main airbag 1, the cross beam extension side 502, the three small piercing sides 302 and the auxiliary airbag 6 are all made of TPEE thermoplastic polyester elastic material, the hardness requirement is 70 ± 5A, and the cross beam extension side 502, the three small piercing sides 302 and the auxiliary airbag 6 are all designed in an interference manner. The TPEE thermoplastic polyester elastic material has good low-temperature elasticity after the door seal is sealed, and interference design cannot be interfered. The rest structural materials of the door seal are common PVC materials, and the hardness is 70 +/-5A. The door seal is made by co-extruding TPEE thermoplastic polyester elastic material and common PVC material, the sealing connection positions of the door seal, the door container 7 and the box container 8 are all TPEE material with better low-temperature performance, the problem of poor interference sealing of the conventional PVC door seal material is avoided, and the low-temperature sealing capability of the structure is greatly improved.

Of course, the door seal can be made of TPEE thermoplastic polyester elastic material or other door seal materials with good low-temperature performance and suitable for being co-extruded with PVC, so that better low-temperature elasticity can be obtained.

Example two

Based on the first embodiment, the second embodiment is different in that:

referring to fig. 2, the barb clamping portion 4 further includes an arc-shaped edge 401 for filling a gap between the door seal and the door seal groove, the arc-shaped edge 401 is fixedly connected to one end of the barb clamping portion 4 away from the main airbag 1, the gap between the door seal barb clamping portion and the door liner 7 clamping groove is filled, and the sealing performance is improved.

Be equipped with two spinal branchs in main gasbag 1 and support perpendicular limit 101, the one end of two spinal branchs support perpendicular limit 101 is fixed respectively at main gasbag 1 and is close to the inner wall of magnetic stripe installation bag 2 and the inner wall that is close to crossbeam 5, and two spinal branchs support perpendicular limit 101 has not only improved main gasbag 1's support nature, has still cut apart main gasbag 1 space, and the design of many compartments reduces air conditioning convection capacity and promotes a structure leakproofness.

Be equipped with horizontal brace rod 301 in the ballonet 3, brace rod 301 adopts multichannel bending structure, and the both ends of brace rod 301 all are connected with ballonet 3's inner wall fixed connection, and this structure is erected the limit with supporting and is accomplished the support after the door seals pressfitting, guarantees that the door seals and does not sink the deformation.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an energy-conserving door seals, includes that main gasbag (1), magnetic stripe installation bag (2), ballonet (3) and barb clamp portion (4) and encircle around fixing in the week side of main gasbag (1) in proper order, be equipped with the magnetic stripe in magnetic stripe installation bag (2), its characterized in that:

a cross beam (5) is arranged between the barb clamping part (4) and the main airbag (1), the cross beam (5) comprises a cover liner flash (501), the barb clamping part (4) and the main airbag (1) are respectively fixed on two sides of the cross beam (5), and a cross beam extending edge (502) is arranged at one end part of the cross beam (5) close to the auxiliary airbag (3);

the auxiliary airbag (6) is fixedly connected to the outer side edge, far away from the main airbag (1), of the auxiliary airbag (3), the auxiliary airbag (6) comprises a first elongated edge (601), one end of the first elongated edge (601) is fixedly connected with the side edge of the auxiliary airbag (6), and the other end of the first elongated edge (601) is fixedly connected with the outer side edge of the auxiliary airbag (3);

the outer side edge of the magnetic strip installation bag (2) far away from the main air bag (1), the outer side edge of the auxiliary air bag (3) far away from the main air bag (1), the cross beam extending edge (502) and the auxiliary air bag (6) are all made of TPEE thermoplastic polyester elastic materials.

2. The energy-saving door seal according to claim 1, wherein the barb clamping part (4) further comprises an arc-shaped edge (401) for filling a gap between the door seal and the door seal groove, and the arc-shaped edge (401) is fixedly connected to one end of the barb clamping part (4) far away from the main airbag (1).

3. The energy-saving door seal according to any one of claims 1 or 2, characterized in that a plurality of supporting vertical edges (101) are arranged in the main airbag (1), and one ends of the plurality of supporting vertical edges (101) are fixed on the inner wall of the main airbag (1) close to the magnetic strip mounting bag (2) and the inner wall close to the cross beam (5) in a staggered manner.

4. The energy-saving door seal according to claim 3, characterized in that a transverse support rib (301) is arranged in the ballonet (3), the support rib (301) adopts a multi-bending structure, and both ends of the support rib (301) are fixedly connected with the inner wall of the ballonet (3).

5. The energy-saving door seal according to claim 1, characterized in that a plurality of small piercing edges (302) for filling the gap between the door seal and the door liner are fixedly connected to the outer side edge of the auxiliary airbag (3) far away from the main airbag (1).

6. The energy saving dock seal of claim 5, wherein a plurality of the small piercing edges (302) are formed from a TPEE thermoplastic polyester elastomer.

7. The energy-saving door seal according to claim 1, wherein two second extended sides (602) for filling the gap between the door seal and the door liner and the box liner when the door is closed are fixedly connected to the peripheral sides of the auxiliary air bags (6).

8. A refrigerator, comprising a door liner (7) and a refrigerator liner (8), wherein the door liner (7) is provided with a door seal groove (701), and the refrigerator is characterized by further comprising the door seal according to any one of claims 1 to 7, the barb clamping part (4) is inserted into the door seal groove (701), and the door seal is magnetically connected with the refrigerator liner (8).