CN213768231U - Vehicle door sealing strip - Google Patents
Vehicle door sealing strip Download PDFInfo
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- CN213768231U CN213768231U CN202022756266.2U CN202022756266U CN213768231U CN 213768231 U CN213768231 U CN 213768231U CN 202022756266 U CN202022756266 U CN 202022756266U CN 213768231 U CN213768231 U CN 213768231U
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Abstract
The utility model discloses a vehicle door sealing strip, which comprises a base body, wherein one side of the base body facing to a vehicle body is provided with a bulb tube capable of being compressed and deformed, a separator I and a separator II are arranged inside the bulb tube, one end of the separator I is connected with the inner wall of the bulb tube, the other end of the separator I is connected with the base body, one end of the separator II is connected with the separator I, and the other end of the separator II is connected with the inner wall of the bulb tube; the cavity is separated by the partition strip I and the partition strip II to form a large cavity facing one side of the vehicle body and a small cavity I and a small cavity II which are arranged in parallel behind the large cavity, the sectional area of the large cavity is respectively larger than that of the small cavity I and the small cavity II, and an exhaust hole I communicated with the outside is formed in the inner wall of the bubble tube enclosing the large cavity. The two small cavities are arranged at the bottom of the bubble tube to strengthen the support for the whole bubble tube, the sealing strip arranged at the two small cavities has stronger supporting effect on the car door under the condition that the car door is closed too much, the bubble tube is pressed more tightly, the air seal is improved, and the shaking of the car door is eliminated.
Description
Technical Field
The utility model relates to the technical field of auto-parts, in particular to door sealing strip.
Background
The automobile becomes a necessary travel tool for most families, and as the automobile is more and more popularized, the requirement of a user on the perception quality of the whole automobile is higher and higher, wherein NVH is a concerned aspect. In the quality of opening and closing the automobile door, the problems of the door shake and the air tightness become important concerns in the design and development process.
In the existing door system, because the matching condition of the door strip and the side wall is complex and manufacturing tolerance exists, the existing sealing strip takes the door sealing strip disclosed in the Chinese patent 201320112628.1 as an example, the section design cannot be fully considered, the section is single, and the air tightness of the door is unstable; due to the design of a single bubble tube, the support for the periphery of the car door is insufficient, so that the car door has the problems of shaking and the like.
SUMMERY OF THE UTILITY MODEL
The invention of the utility model aims to: the utility model provides a door sealing strip improves the airtight stability of door, strengthens the support to the door border, avoids the door shake.
In order to realize the purpose, the utility model discloses a technical scheme be:
a vehicle door sealing strip comprises a base body, wherein a foam tube capable of being compressed and deformed is arranged on one side of the base body facing a vehicle body, a partition strip I and a partition strip II are arranged in a cavity formed by the foam tube and the base body, one end of the partition strip I is connected with the inner wall of the foam tube, the other end of the partition strip I is connected with the base body, one end of the partition strip II is connected to the partition strip I, and the other end of the partition strip II is connected to the inner wall of the foam tube; the partition strip I and the partition strip II separate the cavity into a large cavity facing one side of the vehicle body, a small cavity I and a small cavity II which are arranged in parallel behind the large cavity, the cross-sectional area of the large cavity is respectively larger than that of the small cavity I and that of the small cavity II, and an exhaust hole I communicated with the outside is formed in the inner wall of the bubble tube enclosing the large cavity.
Preferably, the division belt I and the division belt II are arranged in an arc shape in a cavity formed by the bubble tube and the base body.
Preferably, the partition strip I is provided with an exhaust hole II for communicating the small cavity I with the small cavity II.
Preferably, the separation belt II is provided with an exhaust hole III which is communicated with the large cavity and the small cavity II.
Preferably, the cross-sectional area of the large cavity is 1 to 3 times the sum of the cross-sectional areas of the small cavity I and the small cavity II.
Preferably, the height of the section of the bubble tube is 18mm-22mm
Preferably, the base body is provided with a staple mounting hole on a side facing the door.
Preferably, the substrate is made of EDPM micro-foaming materials, and the bubble tube, the partition I and the partition II are all made of EDPM foaming materials.
The utility model has the advantages that: the two small cavities are arranged at the bottom of the bubble tube, so that the support to the whole bubble tube is enhanced, the section height of the bubble tube can be increased on the existing size, the interference amount of the side wall of the car body and the sealing strip of the car door is increased, and the problem of poor sealing performance of the car door caused by manufacturing tolerance factors is solved. Meanwhile, the sealing strips arranged in the two small cavities have a strong supporting effect on the old car door under the condition that the car door is closed too much, and the problem of shaking when the car door is closed is solved.
Drawings
Fig. 1 is a schematic structural view of a door weather strip provided in embodiment 1 of the present invention in a use state;
fig. 2 is a schematic structural view of a door weather strip provided in embodiment 2 of the present invention in a use state.
Wherein, 1 is the base member, 101 is the bail mounting hole, 2 is the bubble pipe, 201 is exhaust hole I, 3 is the median I, 301 is exhaust hole II, 4 is the median II, 401 is exhaust hole III, 5 is big chamber, 6 is little chamber I, 7 is little chamber II, 8 is the door panel beating, 9 is the automobile body side wall panel beating.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Example 1
Referring to fig. 1, the utility model provides a vehicle door sealing strip, including base member 1, one side towards the automobile body on base member 1 is equipped with the bubble pipe 2 that can compression deformation, bubble pipe 2 is provided with bank I3 and bank II 4 with the cavity inside that base member 1 formed, one end and the bubble pipe 2 inner wall of bank I3 are connected, the other end and the base member 1 of bank I3 are connected, one end and the bank I3 of bank II 4 are connected, the other end and the bank II 4 of bank II are connected on the inner wall of bubble pipe 2; the partition strip I3 and the partition strip II 4 separate the cavity into a large cavity 5 facing one side of the vehicle body and a small cavity I6 and a small cavity II 7 which are arranged in parallel behind the large cavity 5, the sectional area of the large cavity 5 is respectively larger than that of the small cavity I6 and the small cavity II 7, and an exhaust hole I201 communicated with the outside is formed in the inner wall of the bubble tube enclosing the large cavity 5.
In the state shown in the figure, the automobile door is not closed, and the bubble tube is in contact with the automobile body side wall metal plate 9. Wherein the supporting role of whole bubble pipe is strengthened in the setting up of loculus I and loculus II, and after closing completely, door panel beating 8 passes through mechanical structure locking with automobile body side wall panel beating 9, and loculus I and loculus II expand tightly between door panel beating 8 and automobile body side wall panel beating 9, fully fix the door, can effectual fixed door like this, prevent the door shake. The division belt I and the division belt II are arranged in a Y shape, the small cavity I and the small cavity II which are arranged in parallel are respectively pressed on two sides of the side wall metal plate 9 of the vehicle body which are approximately in a right angle after extrusion deformation, the small cavity I and the small cavity II provide two vertical reaction forces in two directions, and the vehicle door can be better fixed. The arrangement can better press the bubble tube on the vehicle body to improve the air tightness. Preferably, the small chamber I and the small chamber II are filled with inert gas, such as nitrogen, helium and the like. Thus, the small cavity I and the small cavity II can be quickly rebounded when the door is opened.
In the embodiment, the banks I3 and II 4 are arranged in an arc shape in the cavity formed by the bubble tube 2 and the base body 1.
Therefore, the partition strip I and the partition strip II are arc-shaped sections, stress is more uniform, the curve change of the compression force value is more uniform, and arrangement is facilitated.
In this embodiment, the cross-sectional area of the large chamber 5 is 1 to 3 times the sum of the cross-sectional areas of the small chamber i 6 and the small chamber ii 7.
Thus, the large chamber has a sufficient portion of exhaust compression for ensuring sealing performance. Meanwhile, the small cavity I and the small cavity II can also meet the supporting function.
In this embodiment, the bubble tube 2 has a cross-sectional height of 18mm to 22 mm.
Like this, two loculums set up and have strengthened the support to whole bubble pipe at bubble socle bottom, and then can increase the section height of bubble pipe on current size, increase the interference volume of automobile body side wall and door sealing strip, reduce because of manufacturing tolerance factor leads to the poor problem of door leakproofness.
In the present embodiment, the base 1 has a staple mounting hole 101 opened on a side facing the door.
Thus, the installation of the sealing strip is convenient to realize.
In this example, the substrate 1 is made of EDPM micro-foamed material, and the bubble tube 2, the bank I3 and the bank II 4 are made of EDPM foamed material.
Therefore, the matrix is made of EDPM micro-foaming materials, and the weight is reduced on the premise of meeting the requirement of strength. EDPM refers to ethylene propylene diene monomer.
Example 2
Referring to fig. 2, the utility model provides a vehicle door sealing strip, including base member 1, one side towards the automobile body on base member 1 is equipped with the bubble pipe 2 that can compression deformation, bubble pipe 2 is provided with bank I3 and bank II 4 with the cavity inside that the base member formed, one end and the bubble pipe 2 inner wall of bank I3 are connected, the other end and the base member 1 of bank I3 are connected, one end and the bank I3 of bank II 4 are connected, the other end and the bank II 4 of bank II are connected on the bubble pipe 2 inner wall; the cavity is separated by the dividing strip I3 and the dividing strip II 4 to form a large cavity 5 facing one side of the vehicle body and a small cavity I6 and a small cavity II 7 which are arranged in parallel behind the large cavity 5, the sectional area of the large cavity 5 is respectively larger than that of the small cavity I6 and the small cavity II 7, an exhaust hole I201 communicated with the outside is formed in the inner wall of the bubble tube enclosing the large cavity 5, and an exhaust hole II 301 communicated with the small cavity I6 and the small cavity II 7 is formed in the dividing strip I3.
In the state shown in the figure, the automobile door is not closed, and the bubble tube is in contact with the automobile body side wall metal plate 9. Wherein the supporting role of whole bubble pipe is strengthened in the setting up of loculus I and loculus II, and after closing completely, door panel beating 8 passes through mechanical structure locking with automobile body side wall panel beating 9, and loculus I and loculus II expand tightly between door panel beating 8 and automobile body side wall panel beating 9, fully fix the door, can effectual fixed door like this, prevent the door shake. The division belt I and the division belt II are arranged in a Y shape, the small cavities I and II which are arranged in parallel can be respectively pressed on two sides, which are approximately at right angles, of the side wall metal plate 9 of the vehicle body after extrusion deformation, the small cavities I and II provide two vertical reaction forces in two directions, and the vehicle door can be better fixed. The arrangement can better press the bubble tube on the vehicle body to improve the air tightness. The arrangement of the exhaust hole II 301 is convenient to enable the small cavity I and the small cavity II to be self-adaptively adjusted and matched with the shape of the protruding part of the side wall metal plate 9 of the automobile body in the door closing process.
In this embodiment, the dividing strip ii 4 is provided with an exhaust hole iii 401 communicating the large chamber 5 and the small chamber ii 7.
Like this, the convenient quick exhaust that sets up of three exhaust hole, wherein mainly provide by the self structure of division strip I and division strip II and support and fix the door, above-mentioned setting mode simple process, with low costs, the manufacturing of being convenient for.
In the embodiment, the banks I3 and II 4 are arranged in an arc shape in the cavity formed by the bubble tube and the base body 1.
Therefore, the partition strip I and the partition strip II are arc-shaped sections, stress is more uniform, the curve change of the compression force value is more uniform, and arrangement is facilitated.
In this embodiment, the cross-sectional area of the large chamber 5 is 1 to 3 times the sum of the cross-sectional areas of the small chamber i 6 and the small chamber ii 7.
Thus, the large chamber has a sufficient portion of exhaust compression for ensuring sealing performance. Meanwhile, the small cavity I and the small cavity II can also meet the supporting function.
In this embodiment, the bubble tube 2 has a cross-sectional height of 18mm to 22 mm.
Like this, two loculums set up and have strengthened the support to whole bubble pipe at bubble socle bottom, and then can increase the section height of bubble pipe on current size, increase the interference volume of automobile body side wall and door sealing strip, reduce because of manufacturing tolerance factor leads to the poor problem of door leakproofness.
In the present embodiment, the base 1 has a staple mounting hole 101 opened on a side facing the door.
Thus, the installation of the sealing strip is convenient to realize.
In this example, the substrate 1 is made of EDPM micro-foamed material, and the bubble tube 2, the bank I3 and the bank II 4 are made of EDPM foamed material.
Therefore, the matrix is made of EDPM micro-foaming materials, and the weight is reduced on the premise of meeting the requirement of strength. EDPM refers to ethylene propylene diene monomer.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. A vehicle door sealing strip comprises a base body (1), wherein a foam tube (2) capable of being compressed and deformed is arranged on one side of the base body (1) facing a vehicle body, and is characterized in that a partition strip I (3) and a partition strip II (4) are arranged inside a cavity formed by the foam tube (2) and the base body (1), one end of the partition strip I (3) is connected with the inner wall of the foam tube (2), the other end of the partition strip I (3) is connected with the base body (1), one end of the partition strip II (4) is connected to the partition strip I (3), and the other end of the partition strip II (4) is connected to the inner wall of the foam tube (2); the cavity is divided into a large cavity (5) facing one side of the vehicle body and a small cavity I (6) and a small cavity II (7) which are arranged behind the large cavity (5) in parallel by a division belt I (3) and a division belt II (4), the cross-sectional area of the large cavity (5) is respectively larger than that of the small cavity I (6) and that of the small cavity II (7), and an exhaust hole I (201) communicated with the outside is formed in the inner wall of the bubble tube enclosing the large cavity (5).
2. The door weatherstrip according to claim 1, characterized in that said first and second banks (3, 4) are arcuately disposed in said cavity formed by said bulb (2) and said base body (1).
3. The door weatherstrip according to claim 1, characterized in that said partition i (3) is provided with a vent hole ii (301) communicating said small chamber i (6) and said small chamber ii (7).
4. The door weather strip according to claim 3, wherein the bank II (4) is provided with a vent hole III (401) communicating the large chamber (5) and the small chamber II (7).
5. The door weather strip according to claim 1 or 4, wherein the cross-sectional area of the large chamber (5) is 1 to 3 times the sum of the cross-sectional areas of the small chamber I (6) and the small chamber II (7).
6. The door weatherstrip according to claim 1, characterized in that said bulb (2) has a cross-sectional height of 18mm to 22 mm.
7. The door weather strip according to claim 1, wherein the base body (1) is provided with a staple mounting hole (101) on a side facing the door.
8. The door weatherstrip according to claim 1, characterized in that said base body (1) is made of EDPM micro-foamed material, and said bulb (2), said separator i (3) and said separator ii (4) are made of EDPM foamed material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022756266.2U CN213768231U (en) | 2020-11-25 | 2020-11-25 | Vehicle door sealing strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022756266.2U CN213768231U (en) | 2020-11-25 | 2020-11-25 | Vehicle door sealing strip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213768231U true CN213768231U (en) | 2021-07-23 |
Family
ID=76891260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022756266.2U Active CN213768231U (en) | 2020-11-25 | 2020-11-25 | Vehicle door sealing strip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213768231U (en) |
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2020
- 2020-11-25 CN CN202022756266.2U patent/CN213768231U/en active Active
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