CN214091444U - Gas strut mounting and reinforcing structure of hydrogen energy fuel cell automobile - Google Patents
Gas strut mounting and reinforcing structure of hydrogen energy fuel cell automobile Download PDFInfo
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- CN214091444U CN214091444U CN202022483764.4U CN202022483764U CN214091444U CN 214091444 U CN214091444 U CN 214091444U CN 202022483764 U CN202022483764 U CN 202022483764U CN 214091444 U CN214091444 U CN 214091444U
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Abstract
The utility model provides a gas vaulting pole installation additional strengthening of hydrogen energy fuel cell car. The air stay bar installation reinforcing structure comprises a backdoor outer plate, a backdoor inner plate and an air stay bar connecting ball head; the back door outer plate and the back door inner plate surround to form a first cavity; an air supporting rod reinforcing structure is arranged in the first cavity; the air supporting rod reinforcing structure comprises a reinforcing piece and a filling layer, and the reinforcing piece is fixedly connected with the outer backdoor plate and the inner backdoor plate; the gas strut reinforced structure is provided with an assembly hole, one end of the ball head connected with the gas strut is mechanically connected with the gas strut reinforced structure through the assembly hole, and the other end of the ball head connected with the gas strut is connected with the gas strut. This gas vaulting pole installation additional strengthening's gas vaulting pole additional strengthening comprises inside filling layer and outside reinforcement, makes gas vaulting pole additional strengthening's thickness increase, has promoted whole gas vaulting pole installation additional strengthening's rigidity, and this kind of inside and outside two-layer design also promotes gas vaulting pole installation additional strengthening's sound insulation performance.
Description
Technical Field
The utility model relates to a hydrogen energy fuel cell car technical field especially relates to a gas vaulting pole installation additional strengthening of hydrogen energy fuel cell car.
Background
With the increasing severity of resource and environmental problems caused by economic development and the strictness of vehicle safety and emission requirements of laws and regulations, more and more automobile manufacturers invest a lot of manpower and material resources for the research of the whole automobile safety and light weight technology.
The air stay bar is used as an auxiliary component for opening the backdoor, especially for SUV vehicles, and has high requirements on the design of the mounting structure of the air stay bar. Meanwhile, the mounting structure has certain influence on the overall rigidity, the local rigidity and the NVH performance of the back door.
In the prior art, the installation of the air stay bar at the side of the vehicle body is mainly realized by adopting a mode of welding a reinforcing plate and a welding nut, and meanwhile, a sound insulation block is required to be installed in a cavity for spatial insulation to reduce noise; other metal materials are required to be added in the joint area and the cavity; the problems of large number of parts, high cost, poor assembly, difficult control of NVH performance and the like exist.
Therefore, there is a need for an improvement of the existing gas strut mounting structure to reduce the weight of the gas strut mounting structure and simultaneously improve the rigidity performance and safety of the gas strut mounting structure.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hydrogen energy fuel cell car's gas vaulting pole installation additional strengthening that rigidity is big, light in weight, reliability are high, give sound insulation effectual to the above-mentioned not enough of prior art.
The purpose of the utility model can be realized through the following technical scheme:
a gas strut mounting and reinforcing structure of a hydrogen energy fuel cell automobile comprises a back door outer plate, a back door inner plate and a gas strut connecting ball head; the back door outer plate and the back door inner plate surround to form a first cavity; an air supporting rod reinforcing structure is arranged in the first cavity; the air supporting rod reinforcing structure comprises a reinforcing piece and a filling layer filled in the reinforcing piece, and the reinforcing piece is fixedly connected with the back door outer plate and the back door inner plate; the gas vaulting pole additional strengthening is equipped with the pilot hole, the one end that the bulb was connected to the gas vaulting pole is passed through the pilot hole with gas vaulting pole additional strengthening mechanical connection, the other end that the bulb was connected to the gas vaulting pole is connected with the gas vaulting pole.
Preferably, the reinforcing part is fixedly bonded with the back door outer plate and the back door inner plate.
Preferably, establish the screw thread in the pilot hole, the one end that the bulb was connected to the gas vaulting pole is passed through the pilot hole with gas vaulting pole additional strengthening threaded connection.
Preferably, the material of the reinforcing piece is a carbon fiber composite material.
Preferably, the thickness of the reinforcing piece is 2.0-3.0 mm.
Preferably, the material filled in the filling layer is foam.
Preferably, the foam filled in the filling layer is PMI or PVC material.
Preferably, the reinforcing part and the filling layer are both formed by an RTM process.
The utility model discloses a gas vaulting pole installation additional strengthening of hydrogen energy fuel cell car. The air stay bar installation reinforcing structure comprises a backdoor outer plate, a backdoor inner plate and an air stay bar connecting ball head; the back door outer plate and the back door inner plate surround to form a first cavity; an air supporting rod reinforcing structure is arranged in the first cavity; the air supporting rod reinforcing structure comprises a reinforcing piece and a connecting piece, and the reinforcing piece is fixedly connected with the back door outer plate and the back door inner plate; the reinforcing piece and the connecting piece are encircled to form a second cavity; a filling layer is arranged in the second cavity; the back door inner plate is provided with an assembly opening penetrating through the back door inner plate, one end of the air stay bar connected with the ball head is mechanically connected with the connecting piece through the assembly opening, and the other end of the air stay bar connected with the ball head is connected with the air stay bar. This gas vaulting pole installation additional strengthening is through installing gas vaulting pole additional strengthening in first cavity, and gas vaulting pole additional strengthening comprises a whole by inside filling layer and outside reinforcement and connecting piece, makes gas vaulting pole additional strengthening's thickness increase, has promoted whole gas vaulting pole installation additional strengthening's rigidity greatly, and this kind of inside and outside two-layer design also can promote gas vaulting pole installation additional strengthening's sound insulation performance simultaneously.
Drawings
Fig. 1 is a schematic overall structure diagram of a gas strut mounting and reinforcing structure of a hydrogen energy fuel cell vehicle according to an embodiment of the present invention.
The notation in the figure is:
1. a back door outer plate; 2. a back door inner panel; 3. the air stay bar is connected with the ball head; 4. a first cavity; 5. a gas strut reinforcement structure; 51. a reinforcement; 52. a filling layer; 53. and (7) assembling holes.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
Examples
As shown in fig. 1, the gas strut mounting and reinforcing structure of a hydrogen energy fuel cell automobile comprises a back door outer plate 1, a back door inner plate 2 and a gas strut connecting bulb 3; the backdoor outer plate 1 and the backdoor inner plate 2 surround to form a first cavity 4; a gas strut reinforcing structure 5 is arranged in the first cavity 4; the air supporting rod reinforcing structure 5 comprises a reinforcing piece 51 and a filling layer 52 filled in the reinforcing piece 51, wherein the reinforcing piece 51 is fixedly connected with the back door outer plate 1 and the back door inner plate 2; the gas strut reinforcing structure 5 is provided with an assembling hole 53, one end of the gas strut connecting ball head 3 is mechanically connected with the gas strut reinforcing structure 5 through the assembling hole 53, and the other end of the gas strut connecting ball head 3 is connected with the gas strut.
The utility model discloses a gas vaulting pole installation additional strengthening of hydrogen energy fuel cell car. The air stay bar installation reinforcing structure comprises a backdoor outer plate 1, a backdoor inner plate 2 and an air stay bar connecting ball head 3; the back door outer plate 1 and the back door inner plate 2 surround to form a first cavity 4; a gas strut reinforcing structure 5 is arranged in the first cavity 4; the air supporting rod reinforcing structure 5 comprises a reinforcing piece 51 and a filling layer 52 filled in the reinforcing piece 51, wherein the reinforcing piece 51 is fixedly connected with the back door outer plate 1 and the back door inner plate 2; the gas strut reinforcing structure 5 is provided with an assembling hole 53, one end of the gas strut connecting ball head 3 is mechanically connected with the gas strut reinforcing structure 5 through the assembling hole 53, and the other end of the gas strut connecting ball head 3 is connected with the gas strut. This gas vaulting pole installation additional strengthening is through installing gas vaulting pole additional strengthening 5 in first cavity 4, and gas vaulting pole additional strengthening 5 comprises a whole by inside filling layer 52 and outside reinforcement 51, makes gas vaulting pole additional strengthening 5's thickness increase, has promoted whole gas vaulting pole installation additional strengthening's rigidity greatly, and this kind of inside and outside two-layer design also can promote gas vaulting pole installation additional strengthening's sound insulation performance simultaneously.
The reinforcing piece 51, the back door outer plate 1 and the back door inner plate 2 can be bonded and fixed by structural adhesive, and the assembly tool can be simplified by the bonding and fixing mode, so that the quality defect caused by welding is avoided, and the quality and the rigidity of the whole gas strut mounting reinforcing structure are improved; and the design of reinforcement 51 can be based on the interfacial shape design of first cavity 4, and reinforcement 51 bonds fixedly with back door planking 1 and back door inner panel 2 for whole gas strut additional strengthening 5 can be full of whole cavity, and it is effectual to give sound insulation, thereby has saved the installation that gives sound insulation the piece.
The assembly hole 53 can be internally provided with threads, so that one end of the air stay connecting ball head 3 can be in threaded connection with the air stay reinforcing structure 5 through the assembly hole 53.
The reinforcing piece 51 can be made of carbon fiber composite materials, so that the weight of the whole reinforcing piece 51 is favorably reduced, and the aim of light weight design of the whole gas strut mounting reinforcing structure is fulfilled; meanwhile, the high designability and the molding process characteristics of the carbon fiber composite material can be utilized, so that the investment of a die and a tool can be reduced, the assembly performance is improved, and the production cost is reduced; the reinforcement 51 is made of carbon fiber composite materials, so that the design freedom of the reinforcement 51 is high, the shape of the reinforcement 51 can be designed according to the shape of the boundary of the first cavity 4, the reinforcement 51 is conveniently and fixedly connected with the back door outer plate 1 and the back door inner plate 2, and the integral rigidity can be improved.
Wherein the thickness of the reinforcing member 51 can be 2.0-3.0 mm; in this embodiment, a carbon fiber cloth having a thickness of T70012 k400 g/square meter may be used, and the reinforcing member 51 may be formed by 4 to 6 layers of ply.
The material filled in the filling layer 52 can be foam, the density of the foam is low, and the flame retardant property is good, so that the air stay bar reinforcing structure 5 has good sound insulation effect and good fireproof effect; in an implementation manner, the foam filled in the filling layer 52 may be a PMI material, which has good foaming performance, and has the characteristics of light weight, high strength, and high/low temperature resistance, and is helpful for improving the rigidity of the air stay bar reinforcing structure 5 and reducing the mass of the air stay bar reinforcing structure 5; in another possible embodiment, the foam filled in the filling layer 52 may be a PVC material, which has good flame retardancy, good thermal insulation, high molding rigidity, and low density; the air supporting rod reinforcing structure 5 has good rigidity, low weight and good fireproof performance.
The reinforcing part 51 and the filling layer 52 can be molded by adopting an RTM process, so that the molding quality is high and the integrity is good.
The above is not relevant and is applicable to the prior art.
Although certain specific embodiments of the present invention have been described in detail by way of illustration, it will be understood by those skilled in the art that the foregoing examples are for purposes of illustration only and are not intended to limit the scope of the invention, which is to be construed as broadly as the present invention will suggest themselves to those skilled in the art to which the invention pertains and which is susceptible to various modifications or additions and similar arrangements to the specific embodiments described herein without departing from the scope of the invention as defined in the appended claims. It should be understood by those skilled in the art that any modifications, equivalent substitutions, improvements and the like made to the above embodiments according to the technical spirit of the present invention should be included in the scope of the present invention.
Claims (8)
1. A gas strut mounting and reinforcing structure of a hydrogen energy fuel cell automobile is characterized by comprising a back door outer plate (1), a back door inner plate (2) and a gas strut connecting ball head (3); the backdoor outer plate (1) and the backdoor inner plate (2) surround to form a first cavity (4); a gas strut reinforcing structure (5) is arranged in the first cavity (4); the air supporting rod reinforcing structure (5) comprises a reinforcing piece (51) and a filling layer (52) filled in the reinforcing piece (51), and the reinforcing piece (51) is fixedly connected with the back door outer plate (1) and the back door inner plate (2); the gas strut reinforcing structure (5) is provided with an assembling hole (53), one end of the gas strut connecting ball head (3) is mechanically connected with the gas strut reinforcing structure (5) through the assembling hole (53), and the other end of the gas strut connecting ball head (3) is connected with the gas strut.
2. The gas strut mounting and reinforcing structure of a hydrogen energy fuel cell vehicle as claimed in claim 1, wherein said reinforcing member (51) is fixed to said outer back door panel (1) and said inner back door panel (2) by bonding.
3. The gas strut mounting and reinforcing structure of a hydrogen energy fuel cell vehicle as claimed in claim 1, wherein said fitting hole (53) is internally threaded, and one end of said gas strut connecting bulb (3) is threadedly connected with said gas strut reinforcing structure (5) through said fitting hole (53).
4. The gas strut mounting and reinforcing structure of a hydrogen energy fuel cell vehicle as claimed in claim 1, wherein said reinforcing member (51) is made of a carbon fiber composite material.
5. The gas strut mounting and reinforcing structure of a hydrogen energy fuel cell vehicle as claimed in claim 4, wherein said reinforcing member (51) has a thickness of 2.0 to 3.0 mm.
6. The gas strut mounting reinforcement structure of a hydrogen energy fuel cell vehicle as claimed in claim 1, wherein the material filled in said filling layer (52) is foam.
7. The gas strut mounting and reinforcing structure of a hydrogen energy fuel cell vehicle as claimed in claim 6, wherein the foam filled in said filling layer (52) is PMI or PVC material.
8. A gas strut mounting reinforcement structure for a hydrogen energy fuel cell automobile according to any one of claims 4 to 7, wherein said reinforcement member (51) and said filler layer (52) are formed by an RTM process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022483764.4U CN214091444U (en) | 2020-10-29 | 2020-10-29 | Gas strut mounting and reinforcing structure of hydrogen energy fuel cell automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022483764.4U CN214091444U (en) | 2020-10-29 | 2020-10-29 | Gas strut mounting and reinforcing structure of hydrogen energy fuel cell automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214091444U true CN214091444U (en) | 2021-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022483764.4U Active CN214091444U (en) | 2020-10-29 | 2020-10-29 | Gas strut mounting and reinforcing structure of hydrogen energy fuel cell automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214091444U (en) |
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- 2020-10-29 CN CN202022483764.4U patent/CN214091444U/en active Active
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