CN219523818U - High resilience automobile sealing strip of nai bending - Google Patents
High resilience automobile sealing strip of nai bending Download PDFInfo
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- CN219523818U CN219523818U CN202320863111.XU CN202320863111U CN219523818U CN 219523818 U CN219523818 U CN 219523818U CN 202320863111 U CN202320863111 U CN 202320863111U CN 219523818 U CN219523818 U CN 219523818U
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- sealing strip
- strip body
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Abstract
The utility model discloses a bending-resistant high-resilience automobile sealing strip, which comprises a sealing strip body used for the joint of automobile plates and a buffer type force release cylinder fixedly arranged at the left end of the sealing strip body and used for resisting hard contact and collision; a mounting locking cavity for wrapping the side end of the automobile panel is formed below the inside of the sealing strip body; further comprises: the inside of the buffer type force release cylinder is provided with a deformation type pressure reduction cavity for buffering the hard contact and collision force; wherein, the outer wall of the inside deformation formula decompression cavity of buffering formula pressure release cylinder fixed connection is in the outer wall of intercommunication formula decompression layer. The bending-resistant high-resilience automobile sealing strip ensures the elasticity under long-term use through the inverted anti-falling clamping strip and the beryllium copper alloy sheet which are arranged in the sealing strip body, and ensures the high resilience characteristic when being pressed through the intercommunicating decompression layer and the polyurethane reduction layer in the buffer type force release cylinder.
Description
Technical Field
The utility model relates to the technical field of sealing strips, in particular to a bending-resistant high-resilience automobile sealing strip.
Background
The automobile sealing strip is a rubber product of various intermittent and gap machines for filling up the parts of the automobile body, has the functions of shock absorption, water resistance, dust prevention, sound insulation, decoration and the like, and is easy to cause hardening and fracture when being bent and resistant to stretching for a long time, so that the sealing effect on the automobile body is affected.
The utility model discloses a high-resilience automobile door sealing strip, which is characterized in that a high-resilience assembly comprises a U-shaped elastic piece and a second elastic rib, wherein the U-shaped elastic piece is oppositely arranged in a second resilience bin, and the second elastic rib is respectively arranged in the U-shaped elastic piece and supports the two straight inner walls of the U-shaped elastic piece;
however, the weather strip for a vehicle body described above has the following problems in practical use: because the sealing strip has unified specification and shape in production, when being used for sealing different components of the automobile body, the conditions of too tightening or loosening, gaps and the like generally occur, the sealing strip made of rubber material loses elasticity and toughness easily for a long time, the stability of sealing at the end part of the automobile body part is further reduced, and meanwhile, the automobile body part vibrates and rubs in the driving process, so that the sealing strip is easy to deform to cause poor sealing performance.
So we propose a high resilience automotive weatherstrip resistant to bending so as to solve the problems set forth above.
Disclosure of Invention
The utility model aims to provide a bending-resistant high-resilience automobile sealing strip, which solves the problems that the sealing strip is easy to lose elasticity and toughness of the sealing strip made of rubber materials for a long time and further reduces the stability of sealing at the end part of a vehicle body part, and meanwhile, vibration and friction generated in the running process of the vehicle body part easily cause deformation of the sealing strip to cause poor sealing performance due to the fact that the specifications and the shapes of the sealing strip are unified in production at present and further the situation that gaps exist in too tight or loose when the sealing strip is used for sealing different components of the vehicle body is usually caused.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a bending-resistant high-resilience automobile sealing strip comprises a sealing strip body used for the joint of automobile plates and a buffer type force release cylinder fixedly arranged at the left end of the sealing strip body and used for resisting hard contact and collision;
an installation locking cavity for wrapping the side end of the automobile plate is formed below the inside of the sealing strip body, and inverted anti-falling clamping strips are fixedly arranged on the left side and the right side of the inside of the installation locking cavity in an up-down symmetrical mode;
further comprises:
the inside of the buffer type force release cylinder is provided with a deformation type pressure reduction cavity for buffering the hard contact and collision force;
wherein, the outer wall fixed connection of the inside deformation formula decompression cavity of buffering formula pressure release cylinder is in the outer wall of intercommunication formula decompression layer, and the inside equidistance on intercommunication formula decompression layer leaves and is equipped with the atmospheric pressure buffer tank.
Preferably, holistic sealing strip body is "U" font structure setting of inversion, and the bottom of sealing strip body is open form and distributes to the buffering formula of sealing strip body right side is let out the power cylinder and is the cylinder structure setting, lets out the vibrations between the power cylinder reduction automobile body part through buffering.
Preferably, the installation mode that the inversion formula anticreep in sealing strip body internally mounted locking cavity is two a set of anticreep clamp strip is about the vertical central axis symmetric distribution of installation locking cavity, and the top of the inversion formula anticreep clamp strip of symmetric installation is the inwards mode distribution of slope, prevents to take place to drop through the inversion formula anticreep clamp strip that the incline direction set up.
Preferably, an embedded mounting groove for holding the clamping rebound performance is formed in the sealing strip body, a high-rebound beryllium copper alloy sheet is fixedly mounted in the embedded mounting groove, the horizontal heights of the left bottom end and the right bottom end of the beryllium copper alloy sheet are higher than those of the left bottom end and the right bottom end of the sealing strip body, and the bending resistance effect of the sealing strip body is maintained through the beryllium copper alloy sheet.
Preferably, the air pressure buffer grooves which are uniformly arranged in the intercommunicating pressure reducing layer at equal intervals are mutually communicated, gas filled in the air pressure buffer grooves which are uniformly arranged at equal intervals is in a half-filling state, and concentric structures are distributed between the intercommunicating pressure reducing layer and the buffer type pressure release cylinder.
Preferably, the inner wall of the intercommunication formula decompression layer is fixedly attached and connected to the outer wall of the polyurethane reduction layer, and the central position of the polyurethane reduction layer is provided with a collision type reverse stress column, and the outer wall of the collision type reverse stress column is connected with the inner wall of the polyurethane reduction layer through a rubber anti-falling body.
Compared with the prior art, the utility model has the beneficial effects that: this high resilience automobile sealing strip of nai bending, through installing in the inside inversion anticreep clip strip of sealing strip body and beryllium copper alloy piece guarantee the elasticity under long-term use to through the inside intercommunication formula decompression layer of buffering formula force release cylinder and polyurethane reduction layer guarantee the characteristic of high resilience when compressing, its concrete content is as follows:
1. the beryllium copper alloy sheet arranged in the embedded mounting groove inside the sealing strip body can adapt to different widths, so that the sealing strip body arranged at the end part of the part falls off in the use process, the buffer type force release column body is deformed through the intercommunicating decompression layer of the internal deformation type decompression cavity, the buffer type force release column body is extruded through the air pressure buffer groove 7 arranged in the buffer type force release column body, the pressure is reduced through filled air, and the extruded position is refilled with the air inside the air pressure buffer groove when the shape is recovered;
2. the polyurethane reduction layer pushes the contradicting type reverse stress column to the inner side in the extrusion process, and transmits pressure to the rubber anti-drop body through the contradicting type reverse stress column, and the high bending resistance of the rubber anti-drop body can be guaranteed under the condition of long-term repeated compression through the extension characteristic of the rubber anti-drop body.
Drawings
FIG. 1 is a schematic diagram of a front cross-sectional structure of the present utility model;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;
FIG. 3 is a schematic view of an inverted anti-slip clip mounting structure of the present utility model;
FIG. 4 is a schematic diagram of the front cross-sectional structure of the intercommunicating pressure reducing layer of the present utility model;
FIG. 5 is a schematic view of a mounting structure of a conflicting type reverse force strut of the present utility model;
FIG. 6 is a schematic view of the structure of the rubber falling-off preventer of the present utility model after being pressed.
In the figure: 1. a sealing strip body; 2. a buffer type force release column; 3. installing a locking cavity; 4. inverted anti-falling clamping strips; 5. a deformation type decompression cavity; 6. an intercommunicating decompression layer; 7. an air pressure buffer tank; 8. an embedded mounting groove; 9. beryllium copper alloy sheet; 10. a polyurethane reducing layer; 11. a collision type reverse stress column; 12. rubber anti-drop body.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, the present utility model provides the following technical solutions: a high rebound resilience automobile sealing strip resistant to bending comprises a sealing strip body 1 used for the joint of automobile plates and a buffer type force release cylinder 2 fixedly arranged at the left end of the sealing strip body 1 and used for resisting hard contact and collision;
a mounting locking cavity 3 for wrapping the side end of the automobile plate is formed below the inside of the sealing strip body 1, and inverted anti-falling clamping strips 4 are fixedly arranged on the left side and the right side of the inside of the mounting locking cavity 3 in an up-down symmetrical mode; as shown in fig. 1 and 3, when the sealing strip body 1 is installed, the installation locking cavity 3 inside the sealing strip body 1 is clamped at the outer end of an automobile part, so that the symmetrical inverted anti-falling clamping strips 4 inside the installation locking cavity 3 are abutted against the upper side and the lower side of the automobile part, and falling off is prevented under the conditions of vibration and the like;
the inside of the buffer type force release cylinder 2 is provided with a deformation type pressure reduction cavity 5 for buffering the hard contact and collision force; the outer wall of the deformation type pressure reducing cavity 5 in the buffer type pressure reducing cylinder 2 is fixedly connected to the outer wall of the intercommunicating type pressure reducing layer 6, the inner part of the intercommunicating type pressure reducing layer 6 is equidistantly separated from the air pressure buffer grooves 7, and the air pressure buffer grooves 7 uniformly arranged in the intercommunicating type pressure reducing layer 6 are mutually communicated; as shown in fig. 1 and 4, the buffer type force release cylinder 2 is firstly deformed by the intercommunicating decompression layer 6 of the internal deformation type decompression cavity 5, is extruded by the air pressure buffer groove 7 arranged in the buffer type force release cylinder and reduces the pressure by filled air, and the air in the air pressure buffer groove 7 is refilled in the extruded position when the shape is restored;
an embedded mounting groove 8 for keeping clamping rebound performance is formed in the sealing strip body 1, a beryllium copper alloy sheet 9 with high rebound resilience is fixedly arranged in the embedded mounting groove 8, and the horizontal heights of the left bottom end and the right bottom end of the beryllium copper alloy sheet 9 are higher than those of the left bottom end and the right bottom end of the sealing strip body 1; as shown in fig. 1 and 3, the beryllium copper alloy sheet 9 arranged in the embedded mounting groove 8 inside the sealing strip body 1 can adapt to different widths, so that the sealing strip body 1 mounted at the end part of a part falls off in the use process;
the inner wall of the intercommunicating decompression layer 6 is fixedly attached and connected to the outer wall of the polyurethane reduction layer 10, an abutting type reverse stress column 11 is arranged at the center of the polyurethane reduction layer 10, and the outer wall of the abutting type reverse stress column 11 is connected with the inner wall of the polyurethane reduction layer 10 through a rubber anti-falling body 12; as shown in fig. 5 to 6, the polyurethane reducing layer 10 pushes the abutting type reverse stress column 11 to the inner side in the process of being pressed, and transmits the pressure to the rubber drop-preventing body 12 through the abutting type reverse stress column 11, and the high bending resistance characteristic of the rubber drop-preventing body 12 can be ensured under the condition of being repeatedly pressed for a long time through the expansion characteristic of the rubber drop-preventing body 12.
Working principle: before the bending-resistant high-resilience automobile sealing strip is used, the whole condition of the device is required to be checked firstly, normal operation can be confirmed, and according to the conditions shown in fig. 1-6, when the sealing strip body 1 is installed, the inner part of the sealing strip body 1 is clamped at the outer end of an automobile part through the installation locking cavity 3, so that the inner symmetrical inverted anti-falling clamping strips 4 of the installation locking cavity 3 are abutted against the upper side and the lower side of the automobile part, and meanwhile, the beryllium copper alloy sheets 9 arranged in the embedded mounting grooves 8 in the inner part of the sealing strip body 1 can adapt to different widths, and further the sealing strip body 1 installed at the end part of the part falls off in the use process;
when the buffer type pressure release cylinder 2 at the left end of the sealing strip body 1 is impacted by vibration, the buffer type pressure release cylinder 2 is deformed through the intercommunicating pressure release layer 6 of the internal deformation type pressure release cavity 5, the pressure is reduced through the air pressure buffer groove 7 arranged in the buffer type pressure release cylinder, the air in the air pressure buffer groove 7 is refilled in the extruded position when the shape is recovered, meanwhile, the polyurethane reduction layer 10 pushes the collision type reverse stress column 11 inwards in the extruded process, the pressure is transmitted to the rubber anti-release body 12 through the collision type reverse stress column 11, and the high bending resistance characteristic of the rubber anti-release body 12 can be ensured under the condition of repeated compression for a long time through the expansion characteristic of the rubber anti-release body 12.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. A bending-resistant high-resilience automobile sealing strip comprises a sealing strip body (1) used for the joint of automobile plates and a buffer type force release column body (2) fixedly arranged at the left end of the sealing strip body (1) and used for resisting hard contact and collision;
an installation locking cavity (3) for wrapping the side end of the automobile plate is formed below the inside of the sealing strip body (1), and inverted anti-falling clamping strips (4) are fixedly arranged on the left side and the right side of the inside of the installation locking cavity (3) in an up-down symmetrical mode;
characterized by further comprising:
the inside of the buffer type force release cylinder (2) is provided with a deformation type pressure reduction cavity (5) for buffering the hard contact and collision force;
the outer wall of the deformation type decompression cavity (5) in the buffer type force release cylinder (2) is fixedly connected to the outer wall of the intercommunicating type decompression layer (6), and the inner part of the intercommunicating type decompression layer (6) is equidistantly separated from the air pressure buffer groove (7).
2. The high resilience automotive weatherstrip according to claim 1, characterized in that: the whole sealing strip body (1) is arranged in an inverted U-shaped structure, the bottom end of the sealing strip body (1) is distributed in an open mode, and the buffer type force release column body (2) on the right side of the sealing strip body (1) is arranged in a cylindrical structure.
3. The high resilience automotive weatherstrip according to claim 1, characterized in that: the inverted anti-falling clamping strips (4) in the locking cavity (3) of the inner installation of the sealing strip body (1) are symmetrically distributed about the vertical central axis of the locking cavity (3), and the top ends of the symmetrically-installed inverted anti-falling clamping strips (4) are distributed in an inclined inward mode.
4. The high resilience automotive weatherstrip according to claim 1, characterized in that: the inside of sealing strip body (1) is offered and is used for keeping the embedded mounting groove (8) of centre gripping rebound ability, and the inside fixed mounting of embedded mounting groove (8) has beryllium copper alloy piece (9) of high resilience to the horizontal height of two bottom about beryllium copper alloy piece (9) is higher than the horizontal height of two bottom about sealing strip body (1).
5. The high resilience automotive weatherstrip according to claim 1, characterized in that: the air pressure buffer grooves (7) which are uniformly arranged in the intercommunicating decompression layer (6) at equal intervals are mutually communicated, gas filled in the air pressure buffer grooves (7) which are uniformly arranged at equal intervals is in a half-filling state, and concentric structure distribution is arranged between the intercommunicating decompression layer (6) and the buffer type force release cylinder (2).
6. The high resilience automotive weatherstrip according to claim 5, characterized in that: the inner wall of the intercommunication decompression layer (6) is fixedly attached and connected to the outer wall of the polyurethane reduction layer (10), an abutting type reverse stress column (11) is arranged at the center of the polyurethane reduction layer (10), and the outer wall of the abutting type reverse stress column (11) is connected with the inner wall of the polyurethane reduction layer (10) through a rubber anti-falling body (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320863111.XU CN219523818U (en) | 2023-04-18 | 2023-04-18 | High resilience automobile sealing strip of nai bending |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320863111.XU CN219523818U (en) | 2023-04-18 | 2023-04-18 | High resilience automobile sealing strip of nai bending |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219523818U true CN219523818U (en) | 2023-08-15 |
Family
ID=87581197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320863111.XU Active CN219523818U (en) | 2023-04-18 | 2023-04-18 | High resilience automobile sealing strip of nai bending |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219523818U (en) |
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2023
- 2023-04-18 CN CN202320863111.XU patent/CN219523818U/en active Active
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