CN212359558U - Multi-component material co-extrusion refrigerator door seal - Google Patents
Multi-component material co-extrusion refrigerator door seal Download PDFInfo
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- CN212359558U CN212359558U CN202021039648.7U CN202021039648U CN212359558U CN 212359558 U CN212359558 U CN 212359558U CN 202021039648 U CN202021039648 U CN 202021039648U CN 212359558 U CN212359558 U CN 212359558U
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- air bag
- cross beam
- door seal
- refrigerator
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Abstract
The invention discloses a multi-material co-extrusion refrigerator door seal which is characterized by comprising a main body structure, a cross beam, a buckle, an inner small wing edge and a step air bag, wherein the main body structure is positioned on the upper side of the cross beam, the buckle is positioned on the lower side of the cross beam, the inner small wing edge is positioned on the right side of the cross beam, the step air bag is positioned on the right side of the main body structure, the cross beam, the buckle, the inner small wing edge and the step air bag are connected into a whole, and the main body structure is provided with a compensation air bag, a connection air. According to the invention, according to different contact parts of the door seal and the refrigerator, the hardness of each part of the door seal is different by adopting multi-component co-extrusion, the overall stability of the door seal is good, the door seal is resistant to rubbing and pulling, the contact parts of each part of the door seal and the refrigerator can be tightly attached, and the overall sealing performance of the refrigerator is ensured.
Description
Technical Field
The invention relates to the field of door seal structures, in particular to a multi-material co-extrusion refrigerator door seal.
Background
The refrigerator is a very common electric appliance in life, and the interior of the refrigerator can keep constant low temperature, so that food stored in the refrigerator or other articles can keep constant low temperature state to avoid deterioration and corruption. The basic requirement of the refrigerator is heat preservation performance, and the door seal is an important component for ensuring the heat preservation performance of the refrigerator. The refrigerator door seal is simultaneously contacted with a refrigerator door body and a refrigerator body in the using process, the inner side of the refrigerator door seal is in a low-temperature environment inside the refrigerator for a long time, and the outer side of the refrigerator door seal is in a normal room-temperature environment outside the refrigerator for a long time. At present, the refrigerator door seal is a unit soft material, the hardness is in the range of 70 +/-5A, and the rigidity of the door seal is proper under the normal room temperature environment. In the actual production and use process of the refrigerator, when the door seal with the hardness within the range of 70 +/-5A is positioned at the position of the refrigerator door body, the rigidity of the door seal is small, so that the stability of the door seal is poor, the door body of the refrigerator is not resistant to rubbing and pulling when opened, and gaps and twisting edges are easy to appear when the door body of the refrigerator is closed; when the door seal with the hardness within the range of 70 +/-5A is positioned at the inner side of the refrigerator, the door seal has large rigidity and no low-temperature flexibility, so that the door seal is low in fitting degree with the refrigerator body and poor in sealing property, low-temperature overflow inside the refrigerator is caused, and the heat preservation performance of the refrigerator is lost.
Disclosure of Invention
In order to solve the problems, the invention provides a multi-component material co-extrusion refrigerator door seal which comprises a main body structure, a cross beam, a buckle, an inner small wing edge and a step air bag, wherein the main body structure is positioned on the upper side of the cross beam, the buckle is positioned on the lower side of the cross beam, the inner small wing edge is positioned on the right side of the cross beam, the step air bag is positioned on the right side of the main body structure, and the main body structure, the cross beam, the buckle, the inner small wing edge and the step air bag are connected into a; the compensation air bag, the connection air bag, the magnetic stripe hole cavity, the outer small fin edge, the reinforcing rib surface and the buckle in the main body structure are made of soft PVC materials or soft TPE materials with the hardness of 70 +/-5A, so that the door seal is ensured to have proper rigidity in a normal room temperature environment; the cross beam is made of PVC (polyvinyl chloride) material or TPE (thermoplastic elastomer) material or PP (polypropylene) material or PE (polyethylene) material with the hardness of more than 80A, so that the door seal has good stability when being positioned at the position of the door body of the refrigerator, is resistant to rubbing and pulling when the door body of the refrigerator is opened, and cannot generate gaps and twisted edges when the door body of the refrigerator is closed; the step gasbag, inboard small wing are made by the pure TPU material or soft PVC, NBR alloy material or soft PVC, PU alloy material or soft CPE, PE alloy material or contain the styrene block class material that hardness is less than 60A, can ensure that the door seals when being located the refrigerator inboard position, and the door seals possesses the gentle elasticity of low temperature for the door seals is high with refrigerator box laminating degree, and the leakproofness is good, prevents that the inside low temperature of refrigerator is excessive, avoids refrigerator thermal insulation performance to lose. Meanwhile, according to the invention, according to different contact parts of the door seal and the refrigerator, the hardness of each part of the door seal is different by adopting multi-component co-extrusion, the overall stability of the door seal is good, the door seal is resistant to rubbing and pulling, the contact parts of each part of the door seal and the refrigerator can be tightly attached, and the overall sealing performance of the refrigerator is ensured.
The technical scheme adopted by the invention is as follows:
a multi-material co-extrusion refrigerator door seal is characterized by comprising a main body structure, a cross beam, a buckle, an inner small wing and a step air bag, wherein the main body structure is positioned on the upper side of the cross beam, the buckle is positioned on the lower side of the cross beam, the inner small wing is positioned on the right side of the cross beam, the step air bag is positioned on the right side of the main body structure, the cross beam, the buckle, the inner small wing and the step air bag are connected into a whole, the main body structure comprises a compensation air bag, a connection air bag, a magnetic stripe hole cavity, an outer small wing and a reinforcing rib surface, the compensation air bag is positioned on the upper side of the cross beam, the reinforcing rib surface is positioned on the right side inside the compensation air bag, the lower side surface of the reinforcing rib surface is connected with the upper side surface of the cross beam, the upper side surface of the, the compensation air bag, the connection air bag, the magnetic stripe hole cavity, the outer small fin edge and the reinforcing rib surface are connected into a whole, the inner small fin edge is positioned at the lower part of the right side of the cross beam and inclines downwards, the step air bag is positioned at the upper part of the right side of the compensation air bag, and the step air bag inclines upwards.
Preferably, the compensation air bag, the connection air bag, the magnetic stripe hole cavity, the outer side small fin edge, the reinforcing rib surface and the buckle in the main body structure are made of soft PVC materials or soft TPE materials with the hardness of 70 +/-5A.
Preferably, the cross beam is made of a PVC material or a TPE material or a PP material or a PE material with the hardness of more than 80A.
Preferably, the step air bag and the inner small fin are made of pure TPU materials with hardness of less than 60A or soft PVC, NBR alloy materials or soft PVC, PU alloy materials or soft CPE, PE alloy materials or styrene-containing block materials.
Compared with the prior art, the invention has the following beneficial effects:
the invention provides a multi-material co-extrusion refrigerator door seal, which is reasonable in overall design, and is characterized in that through a main body structure, a cross beam, a buckle, an inner small wing edge and a step air bag in the door seal, the main body structure is positioned on the upper side of the cross beam, the buckle is positioned on the lower side of the cross beam, the inner small wing edge is positioned on the right side of the cross beam, the step air bag is positioned on the right side of the main body structure, and the main body structure, the cross beam, the buckle, the inner small wing edge and the step air bag; the compensation air bag, the connection air bag, the magnetic stripe hole cavity, the outer small fin edge, the reinforcing rib surface and the buckle in the main body structure are made of soft PVC materials or soft TPE materials with the hardness of 70 +/-5A, so that the door seal is ensured to have proper rigidity in a normal room temperature environment; the cross beam is made of PVC (polyvinyl chloride) material or TPE (thermoplastic elastomer) material or PP (polypropylene) material or PE (polyethylene) material with the hardness of more than 80A, so that the door seal has good stability when being positioned at the position of the door body of the refrigerator, is resistant to rubbing and pulling when the door body of the refrigerator is opened, and cannot generate gaps and twisted edges when the door body of the refrigerator is closed; the step gasbag, inboard small wing are made by the pure TPU material or soft PVC, NBR alloy material or soft PVC, PU alloy material or soft CPE, PE alloy material or contain the styrene block class material that hardness is less than 60A, can ensure that the door seals when being located the refrigerator inboard position, and the door seals possesses the gentle elasticity of low temperature for the door seals is high with refrigerator box laminating degree, and the leakproofness is good, prevents that the inside low temperature of refrigerator is excessive, avoids refrigerator thermal insulation performance to lose. Meanwhile, according to the invention, according to different contact parts of the door seal and the refrigerator, the hardness of each part of the door seal is different by adopting multi-component co-extrusion, the overall stability of the door seal is good, the door seal is resistant to rubbing and pulling, the contact parts of each part of the door seal and the refrigerator can be tightly attached, and the overall sealing performance of the refrigerator is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a cross-sectional view of a multi-component co-extruded refrigerator door seal disclosed by the present invention;
FIG. 2 is a schematic view of the present invention installed with a refrigerator door and a refrigerator body.
The corresponding part names indicated by the numbers in the figures:
1. the main body structure 101, the connecting air bag 102, the magnetic strip hole cavity 103, the compensating air bag 104, the outer small fin 105, the reinforcing rib surface 2, the cross beam 3, the buckle 4, the inner small fin 5, the step air bag 6, the box body 7, the magnetic strip 8 and the door body
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.
The present invention will be described in further detail with reference to examples and specific embodiments.
Examples
As shown in figures 1 and 2, the multi-material co-extrusion refrigerator door seal is characterized by comprising a main body structure 1, a cross beam 2, a buckle 3, an inner small fin 4 and a step air bag 5, wherein the main body structure 1 is positioned on the upper side of the cross beam 2, the buckle 3 is positioned on the lower side of the cross beam 2, the inner small fin 4 is positioned on the right side of the cross beam 2, the step air bag 5 is positioned on the right side of the main body structure 1, the cross beam 2, the buckle 3, the inner small fin 4 and the step air bag 5 are connected into a whole, the main body structure 1 is provided with a compensation air bag 103, a connecting air bag 101, a magnetic stripe hole cavity 102, an outer small fin 104 and a reinforcing rib surface 105, the compensation air bag 103 is positioned on the upper side of the cross beam 2, the reinforcing rib surface 105 is positioned on the right side inside the compensation air bag 103, the lower side surface of, the connecting air bag 101 is located on the right side of the upper surface of the compensating air bag 103, the outer small fin 104 is located on the left side of the cross beam 2, the outer small fin 104 is connected with the compensating air bag 103, the connecting air bag 101, the magnetic stripe hole cavity 102, the outer small fin 104 and the reinforcing rib surface 105 are connected into a whole, the inner small fin 4 is located on the lower portion of the right side of the cross beam 2, the inner small fin 4 inclines downwards, the step air bag 5 is located on the upper portion of the right side of the compensating air bag 103, and the step air bag 5 inclines.
Preferably, the compensation air bag 103, the connection air bag 101, the magnetic stripe cavity 102, the outer small fin 104, the reinforcing rib surface 105 and the buckle 3 in the main body structure 1 are made of soft PVC material or soft TPE material with the hardness of 70 ± 5A.
Preferably, the cross beam 2 is made of PVC material or TPE material or PP material or PE material with hardness greater than 80A.
Preferably, the step air bag 5 and the inner small fin 4 are made of pure TPU material with hardness less than 60A or soft PVC, NBR alloy material or soft PVC, PU alloy material or soft CPE, PE alloy material or styrene-containing block material.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications are all within the scope of the present invention.
Claims (4)
1. A multi-material co-extrusion refrigerator door seal is characterized by comprising a main body structure, a cross beam, a buckle, an inner small wing and a step air bag, wherein the main body structure is positioned on the upper side of the cross beam, the buckle is positioned on the lower side of the cross beam, the inner small wing is positioned on the right side of the cross beam, the step air bag is positioned on the right side of the main body structure, the cross beam, the buckle, the inner small wing and the step air bag are connected into a whole, the main body structure comprises a compensation air bag, a connection air bag, a magnetic stripe hole cavity, an outer small wing and a reinforcing rib surface, the compensation air bag is positioned on the upper side of the cross beam, the reinforcing rib surface is positioned on the right side inside the compensation air bag, the lower side surface of the reinforcing rib surface is connected with the upper side surface of the cross beam, the upper side surface of the, the compensation air bag, the connection air bag, the magnetic stripe hole cavity, the outer small fin edge and the reinforcing rib surface are connected into a whole, the inner small fin edge is positioned at the lower part of the right side of the cross beam and inclines downwards, the step air bag is positioned at the upper part of the right side of the compensation air bag, and the step air bag inclines upwards.
2. The multi-material co-extrusion refrigerator door seal as claimed in claim 1, wherein the compensation air bag, the connection air bag, the magnetic stripe hole cavity, the outer small fin, the reinforcing rib surface and the buckle in the main body structure are made of soft PVC material or soft TPE material with the hardness of 70 ± 5A.
3. The multi-material co-extrusion refrigerator door seal as claimed in claim 1, wherein the cross member is made of a PVC material or a TPE material or a PP material or a PE material having a hardness of more than 80A.
4. The multi-material co-extrusion refrigerator door seal as claimed in claim 1, wherein the step airbag and the inner side small fin are made of pure TPU material with hardness less than 60A or soft PVC, NBR alloy material or soft PVC, PU alloy material or soft CPE, PE alloy material or styrene-containing block material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021039648.7U CN212359558U (en) | 2020-06-09 | 2020-06-09 | Multi-component material co-extrusion refrigerator door seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021039648.7U CN212359558U (en) | 2020-06-09 | 2020-06-09 | Multi-component material co-extrusion refrigerator door seal |
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| Publication Number | Publication Date |
|---|---|
| CN212359558U true CN212359558U (en) | 2021-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021039648.7U Active CN212359558U (en) | 2020-06-09 | 2020-06-09 | Multi-component material co-extrusion refrigerator door seal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212359558U (en) |
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2020
- 2020-06-09 CN CN202021039648.7U patent/CN212359558U/en active Active
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