CN217553668U - Mounting structure and vehicle of door frame sealing strip - Google Patents

Mounting structure and vehicle of door frame sealing strip Download PDF

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Publication number
CN217553668U
CN217553668U CN202221347155.9U CN202221347155U CN217553668U CN 217553668 U CN217553668 U CN 217553668U CN 202221347155 U CN202221347155 U CN 202221347155U CN 217553668 U CN217553668 U CN 217553668U
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China
Prior art keywords
side wall
sealing strip
metal plate
clamping
waterproof
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CN202221347155.9U
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Chinese (zh)
Inventor
王焕芳
李鹏
段志春
魏桢昊
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Chongqing Changan Automobile Co Ltd
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Chongqing Changan Automobile Co Ltd
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Priority to CN202221347155.9U priority Critical patent/CN217553668U/en
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Abstract

The utility model relates to a mounting structure and vehicle of door frame sealing strip. The mounting structure of the car door frame sealing strip comprises a sealing strip body and a side wall metal plate, wherein the sealing strip body is provided with a clamping part clamped on a seam allowance of the side wall metal plate, the clamping part is of a U-shaped structure and comprises a first side wall and a second side wall which are oppositely arranged, the end part of the first side wall extends to form a first waterproof lip edge, and the first waterproof lip edge covers a hole at the lap joint position of the fillet of the adjacent metal plate and is lap-jointed with the side wall metal plate; and a second waterproof lip edge is formed on the inner wall of the first side wall so as to compress the upper surface of the side wall metal plate. The utility model also provides a vehicle, include the mounting structure of door frame sealing strip. The utility model provides a current door frame sealing strip have the leakproofness bad, with high costs and the inconvenient problem of maintenance.

Description

Mounting structure and vehicle of door frame sealing strip
Technical Field
The utility model relates to an automobile parts technical field, concretely relates to mounting structure and vehicle of door frame sealing strip.
Background
The automobile door frame sealing strip is assembled on an automobile door frame, and mainly solves the problems of friction, sealing, direct collision and the like between an automobile body and an automobile door. The door frame sealing strip of the sliding door type is arranged on a clamping edge of the side wall assembly, but the corner position of the sliding door type at the upper part of the side wall assembly is formed by overlapping a metal plate and a metal plate, and the metal plate fillet have different sizes of appearance fillets due to the limitation of an overlapping process, so that the metal plate and the metal plate overlapping position have about 1mm holes in theoretical data, and the holes are possibly larger due to the manufacturing error; and the first waterproof limit appearance of conventional door frame sealing strip is long and thin, the structure list is thin to lead to first waterproof limit to have sealed bad problem with panel beating fillet and panel beating fillet. Secondly, the problem of water leakage is usually solved by pouring non-dry sealant in the existing door frame sealing strip of the sliding door type, the whole circle of the door frame sealing strip is filled with the sealant, the defect of high cost is overcome, and the interior trim of the vehicle body is easily polluted when the door frame sealing strip is detached.
Moreover, the conventional doorframe sealing strip is designed with a U-shaped steel strip and an EPDM (ethylene-propylene-diene monomer) dense rubber structure, the EPDM dense rubber structure is designed with a clamping lip and a clamping lip, the clamping lip is longer in shape, and the end part of the clamping lip is provided with a hook structure, so that the tail part of the clamping lip cannot play a role after assembly deformation; meanwhile, the safety distance between the clamping lip edge and the bottom of the U-shaped framework is too large due to the long lengths of the U-shaped steel belt and the U-shaped rubber structure, so that the problem of design redundancy exists; although the conventional installation mode of the door frame sealing strip is safe and reliable, the section size of the door frame sealing strip is large, so that the problems of heavy weight and high cost of the whole four-door frame sealing strip are caused, and the requirements of light weight and extremely low cost of an automobile body are not met.
Disclosure of Invention
An object of the utility model is to provide a mounting structure and vehicle of door frame sealing strip to there is the leakproofness bad, with high costs and the inconvenient problem of maintenance in the current door frame sealing strip of solution.
In order to realize the purpose, the utility model adopts the technical scheme as follows:
the mounting structure of the car door frame sealing strip comprises a sealing strip body and a side wall metal plate, wherein the sealing strip body is provided with a clamping part clamped on a seam allowance of the side wall metal plate, the clamping part is of a U-shaped structure and comprises a first side wall and a second side wall which are oppositely arranged, the end part of the first side wall extends to form a first waterproof lip edge, and the first waterproof lip edge covers a hole at the lap joint position of round corners of adjacent metal plates and is lap-jointed with the side wall metal plate;
and a second waterproof lip edge is formed on the inner wall of the first side wall so as to compress the upper surface of the side wall metal plate.
According to the technical means, the first waterproof lip edge is formed by extending the end part of the first side wall, and the first waterproof edge covers the hole at the lap joint position of the round angle of the adjacent metal plate, so that the hole at the lap joint position of the round angle of the adjacent metal plate is well sealed by the sealing strip, the problem of water leakage in the automobile caused by poor sealing at the lap joint position of the round angle of the adjacent metal plate is solved, meanwhile, the sealing strip is lapped with the side wall metal plate together, the second waterproof lip edge is formed on the inner wall of the first side wall, so that the upper surface of the side wall metal plate is compressed, the sealing strip and the side wall metal plate form a double sealing structure, the sealing performance between the sealing strip and the side wall metal plate is effectively ensured, and the problems of high production cost and repairing glue pollution caused by pouring the sealing glue in the clamping part of the sealing strip are avoided.
Wherein, the sliding door motorcycle type only has individual layer door frame sealing strip structure usually, and there is the hole about 1mm in panel beating fillet and panel beating fillet overlap joint position on the side wall panel beating, consequently, extend through the tip at first lateral wall and form first waterproof lip limit to make first waterproof lip limit and panel beating fillet overlap joint position hole on side wall panel beating upper portion carry out good sealing, thereby solved adjacent panel beating fillet and panel beating fillet overlap joint position department and have sealed the interior water leakage problem that badly brought.
Preferably, the thickness D of the first waterproof lip edge is more than or equal to 4mm, and the length L of the first waterproof lip edge is more than or equal to 4.5mm.
Establish to D through the thickness with first waterproof lip limit and be greater than or equal to 4mm, length establishes to L and is greater than or equal to 4.5mm, thereby make first waterproof lip limit be short fat type, the first waterproof lip limit of short fat type can laminate well with the hole department of the overlap joint position of adjacent panel beating fillet, thereby effectively prevented the vehicle because of car wash or rainy day rivers from getting into the door frame sealing strip from the hole of adjacent panel beating fillet overlap joint position, and then flow into in the car, and can cancel the non-drying sealed glue of irritating in the clamping part bottom of sealing strip, effectively reduced manufacturing cost, and can avoid repairing gluey pollution problem.
Preferably, the end of the second side wall extends to form a clamping lip edge, and the clamping lip edge and the second waterproof lip edge clamp and fix the side wall metal plate together.
The clamping lip edge is formed by extending the end part of the second side wall and matched with the second waterproof lip edge to clamp and fix the side wall metal plate together, and the clamping lip edge and the second waterproof lip edge form a balanced clamping force after being deformed, so that the requirements of the insertion and extraction force of the door frame sealing strip are met.
Preferably, an interior trim decorative edge matched with the interior trim is formed by extending the bottom of the clamping part from one side close to the second side wall.
The inner decoration decorative edge matched with the inner decoration is formed by extending one side, close to the second side wall, outside the bottom of the clamping part, so that the clamping part of the U-shaped structure is shielded, and the attractiveness and light weight of the door frame sealing strip are guaranteed.
Preferably, the length of the first side wall is greater than the length of the second side wall;
the clamping part of sealing strip body adopts the closely knit rubber of EPDM to make, and its inside still is equipped with and is used for supporting the half U type skeleton of clamping part.
Preferably, a plurality of second waterproof lips are formed on the inner wall of the first side wall at intervals, and an included angle formed between each second waterproof lip and the inner wall of the first side wall is 45-55 degrees.
A plurality of second waterproof lip edges are formed on the inner wall of the second side wall at intervals, and an included angle formed by the second waterproof lip edges and the inner wall of the first side wall is 45-55 degrees, so that a larger contact area formed by the second waterproof lip edges and the upper surface of the side wall metal plate is ensured, and the sealing performance is further improved.
Preferably, the clamping lip and the second side wall are perpendicular or nearly perpendicular to each other, and after the assembly is completed, the distance between the clamping lip and the bottom of the clamping portion is greater than 2mm.
The clamping lip edges and the second side wall are perpendicular to each other or tend to be perpendicular to each other, so that the tail structure of the clamping lip edges is thicker, and after the clamping lip edges are assembled and deformed, a larger contact area can be formed between the clamping lip edges and the side wall metal plate, and the requirement on the insertion and extraction force of the door frame sealing strip is met.
Preferably, the outer wall of the first side wall extends upwards to form a sealing bubble.
The utility model also provides a vehicle, include the utility model discloses a mounting structure.
The utility model has the advantages that:
1) The first waterproof lip is formed by extending the end part of the first side wall of the clamping part of the sealing strip, and the first waterproof lip covers the hole at the lap joint position of the fillet of the adjacent metal plate on the side metal plate, so that the sealing strip can well seal the hole at the lap joint position of the fillet of the adjacent metal plate, the problem of water leakage in a vehicle caused by poor sealing at the lap joint position of the fillet of the adjacent metal plate is solved, and the problems of high production cost and repair glue pollution caused by pouring a sealing glue in the clamping part of the sealing strip are solved; meanwhile, the sealing strip is provided with a semi-U-shaped framework for supporting the clamping part, the length of the first side wall of the sealing strip is larger than that of the second side wall, and a second waterproof lip edge is formed on the inner wall of the first side wall to tightly press the upper surface of the side wall metal plate, so that the sealing strip and the side wall metal plate form a double sealing structure, the sealing performance between the sealing strip and the side wall metal plate is effectively ensured, the material consumption of the sealing strip and the framework is saved, and the purposes of reducing cost and weight of the automobile are achieved;
2) One side of the bottom of the clamping part, which is close to the second side wall, extends to form an interior trim decorative edge matched with the interior trim, so that the clamping part with the U-shaped structure is shielded, the requirements of attractiveness and light weight of the door frame sealing strip are met, and meanwhile, the door frame sealing strip has popularization and application values in the technical field of automobile parts.
Drawings
Fig. 1 is a schematic structural diagram of the present invention (before the clamping lip edge is assembled and deformed);
fig. 2 is a schematic structural view of the present invention (after the clamping lip edges are assembled and deformed);
FIG. 3 is a partial view of the connection of the side wall metal plate, the metal plate fillet and the clamping edge.
The sealing strip comprises a sealing strip body, a first side wall, a second side wall, a first waterproof lip, a second waterproof lip, a clamping lip, an inner decoration edge, a sealing bubble and a semi-U-shaped framework, wherein the sealing strip body comprises 1 part, 11 part, the first side wall, 12 part, the second side wall, 13 part, the first waterproof lip, 14 part, the second waterproof lip, 15 part, the clamping lip, 16 part, the inner decoration edge, 17 part and the sealing bubble; 2-side wall metal plate, 21-metal plate fillet; 3-interior trim parts.
Detailed Description
The embodiments of the present invention will be described with reference to the accompanying drawings and preferred embodiments, and other advantages and effects of the invention will be easily understood by those skilled in the art from the disclosure in the specification. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be understood that the preferred embodiments are for purposes of illustration only and are not intended to limit the scope of the present invention.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic concept of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the form, amount and ratio of the components in actual implementation may be changed at will, and the layout of the components may be more complicated.
As shown in fig. 1 to 3, an installation structure of a vehicle door frame sealing strip includes a sealing strip body 1 and a side wall metal plate 2, the sealing strip body 1 has a clamping portion clamped on a seam allowance of the side wall metal plate 2, the clamping portion is of a U-shaped structure and includes a first side wall 11 and a second side wall 12 which are oppositely arranged, an end portion of the first side wall 11 extends to form a first waterproof lip edge 13, and the first waterproof lip edge 13 covers a hole at an overlapping position of an adjacent metal plate fillet 21 and is overlapped with the side wall metal plate 2;
a second waterproof lip 14 is formed on the inner wall of the first side wall 11 to press the upper surface of the side wall metal plate 2.
The end of the first side wall of the clamping part of the sealing strip extends to form a first waterproof lip edge, and the first waterproof lip edge covers the hole at the lap joint position of the fillet of the adjacent metal plate on the side wall metal plate, so that the hole at the lap joint position of the fillet of the adjacent metal plate is well sealed by the sealing strip, the problem of water leakage in a vehicle caused by poor sealing at the lap joint position of the fillet of the adjacent metal plate is solved, meanwhile, the sealing strip is in lap joint with the side wall metal plate, a second waterproof lip edge is formed on the inner wall of the first side wall, the upper surface of the side wall metal plate is compressed, the sealing strip and the side wall metal plate form a double sealing structure, the sealing performance between the sealing strip and the side wall metal plate is effectively ensured, and the problems of high production cost and repairing glue pollution caused by pouring a sealing glue in the clamping part of the sealing strip are avoided.
In order to ensure that the first waterproof lip edge can be well attached to the hole at the lap joint position of the adjacent metal plate fillet, the water flow in a car washing or rainy day is prevented from entering the door frame sealing strip from the hole at the lap joint position of the metal plate fillet, and then flows into the car, therefore, the first waterproof lip edge 13 is designed into a short and fat structure with the thickness of D larger than or equal to 4mm and the length of L larger than or equal to 4.5mm.
In order to meet the requirement of the insertion and extraction force of the door frame sealing strip, the end part of the second side wall 12 extends to form a clamping lip edge 15, the clamping lip edge 15 and the second waterproof lip edge 14 clamp and fix the side wall metal plate 2 together, and the clamping lip edge 15 can form a balanced clamping force with the second waterproof lip edge 15 after being deformed.
In order to shield the clip portion of the U-shaped structure and improve the aesthetic appearance and weight reduction of the door frame weather strip, an upholstery trim 16 that fits with the upholstery 3 is formed to extend on the side close to the second side wall 12 outside the bottom of the clip portion.
The clamping part of the weather strip body 1 is made of EPDM dense rubber, and in order to reduce the cross section of the doorframe weather strip to the maximum extent, the length of the first side wall 11 is set to be larger than that of the second side wall 12, and a half U-shaped framework 18 for supporting the clamping part is arranged in the clamping part.
In order to ensure that the second waterproof lip edges form a larger contact area with the upper surface of the side wall metal plate and further improve the waterproof performance, a plurality of second waterproof lip edges 14 are formed on the inner wall of the first side wall 11 at intervals, and the included angle formed by the second waterproof lip edges 14 and the inner wall of the first side wall 11 is 45-55 degrees.
In order to meet the requirement of the insertion and extraction force of the door frame sealing strip and realize the extreme design of the cross section of the door frame sealing strip, the clamping lip edge 15 and the second side wall 12 are perpendicular to each other or tend to be perpendicular to each other, so that the tail structure of the clamping lip edge 15 is thicker, after the clamping lip edge 15 is assembled and deformed, a larger contact area can be formed with the side wall metal plate 2, meanwhile, after the assembly is completed, the distance between the clamping lip edge 15 and the bottom of a clamping part is larger than 2mm, and the problem that the clamping lip edge 15 is not assembled due to the fact that the clamping lip edge 15 is in contact with the bottom of an EPDM dense glue clamping part in the assembly process is solved.
The outer wall of the first side wall 11 extends upwards to form a sealing bubble 17, and the sealing bubble 17 is used for being squeezed between the side wall and the vehicle door. The sealing bubble 17 can be adaptively adjusted according to the requirement of the sealing reaction force of the whole vehicle.
The embodiment also provides a vehicle, which comprises the mounting structure of the door frame sealing strip in the embodiment.
The above embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model.

Claims (9)

1. The mounting structure of the vehicle door frame sealing strip comprises a sealing strip body (1) and a side wall metal plate (2), and is characterized in that the sealing strip body (1) is provided with a clamping part clamped on a seam allowance of the side wall metal plate (2), the clamping part is of a U-shaped structure and comprises a first side wall (11) and a second side wall (12) which are oppositely arranged, a first waterproof lip edge (13) is formed in an extending manner at the end part of the first side wall (11), and the first waterproof lip edge (13) covers a hole in the lap joint position of adjacent metal plate fillets (21) and is overlapped with the side wall metal plate (2);
and a second waterproof lip edge (14) is formed on the inner wall of the first side wall (11) to compress the upper surface of the side wall metal plate (2).
2. The mounting arrangement, as set forth in claim 1, characterized in that the thickness D of the first waterproof lip (13) is 4mm or more and the length L is 4.5mm or more.
3. The mounting structure according to claim 1, characterized in that the end of the second side wall (12) is extended to form a clamping lip (15), and the clamping lip (15) and the second waterproof lip (14) are used together for clamping and fixing the side wall sheet metal (2).
4. The mounting arrangement as claimed in claim 1, characterized in that a trim (16) for the trim part co-operates with the trim part (3) extends from the bottom of the clip outside the side adjacent to the second side wall (12).
5. The mounting structure according to claim 1, wherein the length of the first side wall (11) is greater than the length of the second side wall (12);
the clamping part of the sealing strip body (1) is made of EPDM (ethylene-propylene-diene monomer) dense rubber, and a half U-shaped framework (18) used for supporting the clamping part is further arranged in the sealing strip body.
6. The mounting structure according to claim 1, wherein a plurality of said second waterproof lips (14) are formed on the inner wall of the first side wall (11) at intervals, and the included angle formed between the second waterproof lips (14) and the inner wall of the first side wall (11) is 45 ° -55 °.
7. A mounting arrangement according to claim 3, characterised in that the clamping lip (15) and the second side wall (12) are perpendicular or near perpendicular to each other and that the distance between the clamping lip (15) and the bottom of the clamping portion after assembly is greater than 2mm.
8. The mounting structure according to claim 1, wherein the outer wall of the first side wall (11) is extended upward to form a sealing bubble (17).
9. A vehicle characterized by comprising the mounting structure according to any one of claims 1 to 8.
CN202221347155.9U 2022-06-01 2022-06-01 Mounting structure and vehicle of door frame sealing strip Active CN217553668U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221347155.9U CN217553668U (en) 2022-06-01 2022-06-01 Mounting structure and vehicle of door frame sealing strip

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221347155.9U CN217553668U (en) 2022-06-01 2022-06-01 Mounting structure and vehicle of door frame sealing strip

Publications (1)

Publication Number Publication Date
CN217553668U true CN217553668U (en) 2022-10-11

Family

ID=83499084

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221347155.9U Active CN217553668U (en) 2022-06-01 2022-06-01 Mounting structure and vehicle of door frame sealing strip

Country Status (1)

Country Link
CN (1) CN217553668U (en)

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