CN218616265U - Vibration-damping and insulating combined structure of hydrogen fuel radiator - Google Patents
Vibration-damping and insulating combined structure of hydrogen fuel radiator Download PDFInfo
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- CN218616265U CN218616265U CN202223185959.6U CN202223185959U CN218616265U CN 218616265 U CN218616265 U CN 218616265U CN 202223185959 U CN202223185959 U CN 202223185959U CN 218616265 U CN218616265 U CN 218616265U
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- insulating rubber
- hydrogen fuel
- insulating
- linking bridge
- waterproof
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Abstract
The utility model provides an insulating integrated configuration of hydrogen fuel radiator damping, linking bridge is installed to hydrogen fuel radiator one side, it is equipped with down linking bridge to go up the linking bridge lower part, linking bridge connects the automobile body down, it is equipped with insulating rubber to go up the linking bridge upside, the linking bridge upside is equipped with down insulating rubber down, it is equipped with waterproof plastics to go up insulating rubber upper portion, lower insulating rubber upper portion is equipped with down waterproof plastics, go up insulating rubber, go up linking bridge, waterproof plastics down, it is fixed through bolt assembly connection between insulating rubber and the linking bridge down. The utility model discloses showing the insulating effect that has improved the hydrogen fuel cooling system of vehicle under water smoke climatic condition and automobile body, showing and having promoted the operating stability of hydrogen fuel vehicle under rain and fog climatic condition.
Description
Technical Field
The utility model relates to an automobile parts technical field.
Background
The development and utilization technology of hydrogen energy represented by fuel cells makes a major breakthrough, the guidance of diversified demonstration application is clear in the middle and long-term planning (2021-2035) of the hydrogen energy industry in China, and the hydrogen fuel technology has wide application prospect on vehicles. In order to solve the insulation problem of the hydrogen fuel system on the whole vehicle, besides the insulation requirement of the system components, the hydrogen fuel system needs to achieve a good insulation effect with the whole vehicle. According to the GB18384-2020 safety requirements of electric automobiles, a hydrogen fuel passenger car should meet the requirement that the insulation resistance is not less than 500 ohm/V. The traditional insulation measure adopts the bolt assembly and the rubber part to be combined to meet the double requirements of insulation and vibration reduction, but the extreme influence of rain and fog weather in the running process of the vehicle is not met by the scheme, and the rain and fog stirred in the running process of the vehicle cannot be avoided to enter a fuel cell heat dissipation system bin due to the negative pressure, so that the failure of an insulation structure is easily caused to influence the running of the vehicle. The utility model discloses a structural design has increased polytetrafluoroethylene (plastics king) protector and insulating bolt and has constructed overall structure, can effectively avoid the water smoke to influence, has satisfied whole car insulation requirement.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem of insulation failure of the hydrogen fuel cell system in the extreme weather of rain and fog and the whole vehicle, the utility model provides a novel weather-proof and waterproof type damping and insulating combined structure of a hydrogen fuel radiator.
The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: the utility model provides an insulating integrated configuration of hydrogen fuel radiator damping, linking bridge 10 is installed to 1 one side of hydrogen fuel radiator, it is equipped with down linking bridge 11 to go up linking bridge 10 lower part, linking bridge 11 connects automobile body 2 down, it is equipped with insulating rubber 6 to go up linking bridge 10 upside, 11 upsides of lower linking bridge are equipped with insulating rubber 7 down, it is equipped with waterproof plastics 5 to go up insulating rubber 6 upper portion, 7 upper portions of lower insulating rubber are equipped with down waterproof plastics 9, go up waterproof plastics 5, go up insulating rubber 6, go up linking bridge 10, waterproof plastics 9 down, connect fixedly through bolt assembly 3 between lower insulating rubber 7 and the lower linking bridge 11.
And a boss at the lower part of the upper insulating rubber 6 penetrates through the upper connecting support 10 and is embedded in a groove of the lower insulating rubber body 7.
Go up 5 upsides of waterproof plastics and be equipped with gasket 4, be equipped with down gasket 8 between 11 upsides of lower linking bridge and lower insulating rubber 7.
And a supporting sheath 12 is arranged outside the bolt assembly in the upper waterproof plastic 5, the upper insulating rubber 6, the lower waterproof plastic 9, the lower insulating rubber 7 and the lower connecting bracket 11.
The inner diameter of the upper waterproof plastic 5 and the inner diameter of the lower waterproof plastic 6 are 1-2mm of a reserved gap after the upper insulating rubber 6 and the lower insulating rubber 7 are screwed and elastically deformed.
The upper waterproof plastic 5 and the lower waterproof plastic 9 are made of polytetrafluoroethylene materials.
The utility model discloses an insulating integrated configuration of hydrogen fuel radiator damping utilizes bolt assembly, insulating rubber and plastics to form overall structure, and bolt assembly combines to guarantee with the support sheath to connect the intensity of screwing up, and insulating rubber has high elasticity and electrically conductive insulating nature's characteristics, can play insulating and damping's economic benefits and social benefits function. The polytetrafluoroethylene has excellent heat resistance and cold resistance, can be used at-180-260 ℃ for a long time, has good corrosion resistance, has inertia to most chemical solvents, can resist strong acid, strong alkali, water and various organic solvents, has good weather resistance and optimal aging life in plastics; meanwhile, the electric insulation property and the good anti-aging endurance capacity are strong, the protective device serving as vibration reduction insulating rubber does not need to bear load, the advantage complementation is realized, the insulation effect of a hydrogen fuel heat dissipation system and a vehicle body of the vehicle under the condition of water mist climate is obviously improved, and the running stability of the hydrogen fuel vehicle under the condition of rain mist climate is obviously improved.
Drawings
Fig. 1 is a structural view of the damping and insulating combination of the hydrogen fuel radiator of the present invention.
In the figure: 1. a hydrogen fuel radiator; 2. a vehicle body; 3. a bolt assembly; 4. an upper gasket; 5. waterproof plastic is coated; 6. upper insulating rubber; 7. a lower insulating rubber; 8. a lower gasket; 9. lower waterproof plastic; 10. an upper connecting bracket; 11. a lower connecting bracket; 12. supporting the sheath.
Detailed Description
The utility model discloses an insulating integrated configuration of hydrogen fuel radiator damping is shown in figure 1, and linking bridge 10 is installed to 1 one side of hydrogen fuel radiator, goes up linking bridge 10 lower part and is equipped with down linking bridge 11, and lower linking bridge 11 connects automobile body 2, goes up linking bridge 10 upside and is equipped with insulating rubber 6, and lower linking bridge 11 upside is equipped with insulating rubber 7 down, goes up insulating rubber 6 lower part boss and passes linking bridge 10 and embedded the installation in the recess of insulating rubber body 7 down. Go up 6 upper portions of insulating rubber and be equipped with waterproof plastics 5, go up 5 upsides of waterproof plastics and be equipped with gasket 4, 7 upper portions of insulating rubber are equipped with down waterproof plastics 9 down, be equipped with down gasket 8 down between 11 upsides of lower linking bridge and the lower insulating rubber 7, go up gasket 4, go up waterproof plastics 5, go up insulating rubber 6, go up linking bridge 10, waterproof plastics 9 down, insulating rubber 7 down, connect fixedly through bolt assembly 3 between linking bridge 11 and the lower gasket 8. And a support sheath 12 is arranged outside the bolt assembly in the upper waterproof plastic 5, the upper insulating rubber 6, the lower waterproof plastic 9, the lower insulating rubber 7 and the lower connecting bracket 11.
And (3) assembling: (1) Installing lower waterproof plastic and lower insulating rubber, and selectively installing a lower gasket; (2) The upper insulating rubber penetrates through the upper connecting support and ensures that the lug boss is embedded into the lower insulating rubber body; (3) installing waterproof plastic; (4) Installing an upper gasket (5) and installing a bolt, wherein the bolt connects the upper and lower insulating rubbers and the upper and lower connecting supports in series along the supporting sheath; (6) And finally, installing a nut elastic cushion and tightening by corresponding bolt tightening torque.
The combined structure is designed before, in combination with the required rechecking space structure size of a hydrogen fuel system radiator, the supporting sheath 12 plays a role of supporting the insulating rubber, and the length of the supporting sheath is smaller than the compression size of the insulating rubber after being screwed down; the bolt component 3 and the supporting sheath 12 fasten the upper and lower insulating rubbers and the protective plastics with the upper and lower connecting brackets; the upper insulating rubber 6 is designed into a submerged boss to be embedded into a groove of the lower insulating rubber 7, and the structure of the upper insulating rubber separates metal parts such as a bolt assembly, a gasket, a sheath and the like from the upper connecting support and the lower connecting support, so that the radiator is disconnected from being directly connected and conducted with a vehicle body; the size of the upper and lower gaskets is selected to consider the requirements of adjusting and supporting the rubber surface; the sizes of the upper waterproof plastic and the lower waterproof plastic ensure that the upper waterproof plastic and the lower waterproof plastic are not contacted with the metal gasket and the upper connecting bracket and the lower connecting bracket after the upper insulating rubber and the lower insulating rubber are screwed and elastically deformed (the reference gap is preferably 2 to 3 mm); the inner diameter of the upper waterproof plastic and the lower waterproof plastic are ensured to be 1 to 2mm after the upper insulating rubber and the lower insulating rubber are tightened and then elastically deformed; the device is suitable for different hydrogen fuel systems after dimension rechecking and conversion, and can be used for verifying the insulation resistance value by adopting simulated spraying water mist in different power sections of the electrified and hydrogen fuel systems after integral assembly. The bolt assembly, the insulating rubber and the plastic are utilized to form an integral structure, the bolt assembly and the support sheath are combined to ensure the connection tightening strength, and the insulating rubber has the characteristics of high elasticity and conductive insulation and can play a role in insulation and vibration reduction. The polytetrafluoroethylene (plastic king) has excellent heat resistance and cold resistance and can be used for a long time at-180-260 ℃; the corrosion resistance is good, the corrosion resistance is inert to most chemical solvents, and the corrosion resistance is strong acid and strong alkali resistance, water and various organic solvents; the weather resistance is good, and the best aging life in plastics is achieved; meanwhile, the electric insulation property and the good ageing resistance are strong, the protection device is used as a protection device of vibration reduction insulating rubber, the advantage complementation is realized, the insulation effect of a hydrogen fuel heat dissipation system and a vehicle body of the vehicle under the water mist climate condition is obviously improved, and the running stability of the vehicle is improved.
Claims (6)
1. The utility model provides an insulating integrated configuration of hydrogen fuel radiator damping which characterized in that: connecting support (10) is installed on one side of hydrogen fuel radiator (1), upper connecting support (10) lower part is equipped with lower connecting support (11), lower connecting support (11) is connected automobile body (2), upper connecting support (10) upside is equipped with insulating rubber (6), lower connecting support (11) upside is equipped with down insulating rubber (7), upper insulating rubber (6) upper portion is equipped with waterproof plastics (5), lower insulating rubber (7) upper portion is equipped with down waterproof plastics (9), go up waterproof plastics (5), go up insulating rubber (6), upper connecting support (10), waterproof plastics (9) down, connect fixedly through bolt assembly (3) between lower insulating rubber (7) and lower connecting support (11).
2. The hydrogen fuel radiator vibration damping and insulating composite structure according to claim 1, wherein: and a boss at the lower part of the upper insulating rubber (6) penetrates through the upper connecting support (10) and is embedded in a groove of the lower insulating rubber (7).
3. The hydrogen fuel radiator vibration damping and insulating composite structure according to claim 1, wherein: go up waterproof plastic (5) upside and be equipped with gasket (4), be equipped with down gasket (8) down between lower linking bridge (11) upside and lower insulating rubber (7).
4. The vibration damping and insulating combined structure of the hydrogen fuel radiator according to claim 1, characterized in that: and a supporting sheath (12) is arranged outside the bolt assembly in the upper waterproof plastic (5), the upper insulating rubber (6), the lower waterproof plastic (9), the lower insulating rubber (7) and the lower connecting bracket (11).
5. The hydrogen fuel radiator vibration damping and insulating composite structure according to claim 1, wherein: the inner diameter of the upper waterproof plastic (5) and the inner diameter of the lower waterproof plastic (9) are respectively 1 to 2mm of a reserved gap after the upper insulating rubber (6) and the lower insulating rubber (7) are screwed and elastically deformed.
6. The hydrogen fuel radiator vibration damping and insulating composite structure according to claim 1, wherein: the upper waterproof plastic (5) and the lower waterproof plastic (9) are made of polytetrafluoroethylene materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223185959.6U CN218616265U (en) | 2022-11-30 | 2022-11-30 | Vibration-damping and insulating combined structure of hydrogen fuel radiator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223185959.6U CN218616265U (en) | 2022-11-30 | 2022-11-30 | Vibration-damping and insulating combined structure of hydrogen fuel radiator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218616265U true CN218616265U (en) | 2023-03-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223185959.6U Active CN218616265U (en) | 2022-11-30 | 2022-11-30 | Vibration-damping and insulating combined structure of hydrogen fuel radiator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218616265U (en) |
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2022
- 2022-11-30 CN CN202223185959.6U patent/CN218616265U/en active Active
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