CN114435095A - Door structure with waterproof and sound insulation board for automobile - Google Patents

Door structure with waterproof and sound insulation board for automobile Download PDF

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Publication number
CN114435095A
CN114435095A CN202210220867.2A CN202210220867A CN114435095A CN 114435095 A CN114435095 A CN 114435095A CN 202210220867 A CN202210220867 A CN 202210220867A CN 114435095 A CN114435095 A CN 114435095A
Authority
CN
China
Prior art keywords
waterproof
sound
subassembly
air
door structure
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210220867.2A
Other languages
Chinese (zh)
Inventor
陈应航
刘春景
汪双君
徐东尔
柏杉杉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bengbu College
Original Assignee
Bengbu College
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bengbu College filed Critical Bengbu College
Priority to CN202210220867.2A priority Critical patent/CN114435095A/en
Publication of CN114435095A publication Critical patent/CN114435095A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60JWINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J5/00Doors
    • B60J5/04Doors arranged at the vehicle sides
    • B60J5/0412Lower door structure
    • B60J5/0418Water or sound barrier, e.g. watershields or seals between dry/wet compartment, sound or vibration dampers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/22Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant
    • B60H1/2215Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant the heat being derived from electric heaters
    • B60H1/2225Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant the heat being derived from electric heaters arrangements of electric heaters for heating air
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/24Devices purely for ventilating or where the heating or cooling is irrelevant
    • B60H1/26Ventilating openings in vehicle exterior; Ducts for conveying ventilating air
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H3/00Other air-treating devices
    • B60H3/06Filtering
    • B60H3/0608Filter arrangements in the air stream
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60JWINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J5/00Doors
    • B60J5/04Doors arranged at the vehicle sides
    • B60J5/0401Upper door structure
    • B60J5/0408Upper door structure fastening window frame or parts of window frame to lower door structure
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60JWINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J5/00Doors
    • B60J5/04Doors arranged at the vehicle sides
    • B60J5/0412Lower door structure
    • B60J5/0413Inner panel, e.g. characterised by carrying components
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/08Insulating elements, e.g. for sound insulation
    • B60R13/0815Acoustic or thermal insulation of passenger compartments

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)

Abstract

The invention provides a door structure with waterproof and sound-proof boards for an automobile, which comprises the waterproof and sound-proof boards arranged on an inner door plate of the automobile, wherein a waterproof and sound-proof assembly is arranged between the inner door plate and the waterproof and sound-proof boards, the waterproof and sound-proof assembly comprises a hollow board, sound-absorbing sponge is filled in the hollow board, a water vapor removing assembly is fixedly arranged in the hollow board, and the water vapor removing assembly is arranged in the sound-absorbing sponge. The waterproof and soundproof effects of the door structure of the automobile are further improved through the matching of the sound-absorbing sponge and the waterproof and soundproof plate; and through the cooperation of the air suction assembly, the electric heating assembly and the heat conducting strip, the water absorbed in the sound absorption sponge is treated, the service life of the sound absorption sponge is prolonged, and meanwhile, hot air can be conveyed into the carriage through the exhaust passage, so that the comfort level of a user close to the door structure can be improved in cold weather.

Description

Door structure with waterproof and sound insulation board for automobile
Technical Field
The invention relates to the technical field of automobile accessories, in particular to a door structure with waterproof and sound insulation plates for an automobile.
Background
In a door structure of an automobile provided in publication No. CN1594817B, an opaque waterproof sound insulating plate that blocks at least a working hole of a door inner panel of the automobile to ensure waterproofness and sound insulating properties is provided in the door inner panel of the automobile, an inner peripheral end portion of a substantially annular transparent film is fixedly connected to an outer peripheral end portion of the waterproof sound insulating plate, and the outer peripheral end portion of the transparent film is bonded to the door inner panel by a sealing material. The sealing material can be seen from the upper side of the transparent film by the device, and then whether the waterproof sound-proof board is adhered to the inner board of the vehicle door through the transparent film by the sealing material can be visually confirmed, so that the door structure with good waterproofness and sound-proof performance can be provided. However, the structure of the device is too simple, the function is single, and the waterproof and sound insulation properties of the door structure need to be further improved.
Disclosure of Invention
The present invention is directed to a door structure with waterproof and soundproof panels for an automobile, which solves the above problems of the related art.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a take door structure of waterproof acoustic celotex board of car, is located including setting up the waterproof acoustic celotex board on the door inner panel of car be equipped with waterproof syllable-dividing subassembly between door inner panel and the waterproof acoustic celotex board, waterproof syllable-dividing subassembly includes a well hollow plate, is located well hollow plate intussuseption is filled with and inhales the sound sponge, is located well hollow plate internal fixation is equipped with steam and gets rid of the subassembly, steam gets rid of the subassembly and lays in inhaling the sound sponge and set up.
Preferably, the subassembly is got rid of to steam includes that a plurality of one end and the fixed locating part that meets and inside be hollow structure in the bottom of well hollow plate are located a plurality of air vents have evenly been seted up on the outer terminal surface of locating part, the subassembly is got rid of to steam still includes the subassembly that induced drafts, the subassembly that induced drafts is used for outwards discharging the air in the locating part.
Preferably, the subassembly that induced drafts includes that a plurality of one end openings are located the passageway that induced drafts of locating part, with a plurality of the other end opening intercommunication of the passageway that induced drafts is equipped with an exhaust passage, exhaust passage's other end opening is located waterproof acoustic celotex board, is located be equipped with a suction fan subassembly in the exhaust passage, the suction fan subassembly is used for discharging the air in the locating part to the outside of waterproof acoustic celotex board via exhaust passage.
Preferably, a spiral heat conducting strip is arranged in the limiting part, the lower end of the heat conducting strip penetrates through the limiting part and is arranged outside the limiting part, an electric heating assembly is arranged in heat conduction connection with the bottoms of the heat conducting strips, and the electric heating assembly comprises a heating strip.
Preferably, be located a breather groove has been seted up to the lower extreme of well hollow plate, the one end opening of breather groove is located well hollow plate and sets up, and its other end opening is located the outside setting of well hollow plate, and works as when the suction fan subassembly during operation, is located well hollow plate outside air gets into well hollow plate inside through the breather groove.
Preferably, a side face of the upper end of the hollow plate is connected with a lifting groove used for lifting a glass window of an automobile, and a plurality of through holes are uniformly formed in the end face of the hollow plate connected with the lifting groove.
Compared with the prior art, the invention has the beneficial effects that:
the waterproof and soundproof effects of the door structure of the automobile are further improved through the matching of the sound-absorbing sponge and the waterproof and soundproof plate; the air suction assembly is matched with the electric heating assembly and the heat conducting strip to treat moisture absorbed in the sound absorption sponge, so that the service life of the sound absorption sponge is prolonged, and meanwhile, hot air can be conveyed into the carriage through the exhaust channel, so that the riding comfort of a user close to the door structure can be improved in cold weather; in addition, through the cooperation of the subassembly that induced drafts and inhale the sound sponge, see through the in-process of inhaling the sound sponge at air cycle, can adsorb the dust particle in the air to this effect of purifying the air in the carriage has been realized.
Drawings
FIG. 1 is a schematic view of the fitting structure of the door panel and the waterproof and soundproof assembly in the vehicle of the invention;
FIG. 2 is a schematic view of the structure of the sound-absorbing sponge and the hollow plate;
FIG. 3 is an enlarged view of the structure at A in FIG. 1;
FIG. 4 is a schematic view of the structure of the air suction channel and the air exhaust channel;
fig. 5 is a schematic view of the structure of the electric heating assembly and the heat conducting strip of the present invention.
In the figure: 1 door inner panel, 2 waterproof acoustic celotex board, 3 waterproof acoustic celotex subassembly, 301 cavity board, 302 inhale sound sponge, 303 air channel, 4 steam get rid of the subassembly, 401 locating part, 402 subassembly, 4021 induced draft passageway, 4022 exhaust passageway, 4023 suction fan subassembly, 403 heat conduction lath, 404 electric heating assembly, 5 lift grooves.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
referring to fig. 1 to 5, the present invention provides a technical solution:
a door structure with waterproof and sound insulation boards for an automobile comprises a waterproof and sound insulation board 2 arranged on an automobile door inner plate 1 of the automobile, a waterproof and sound insulation component 3 is arranged between the automobile door inner plate 1 and the waterproof and sound insulation board 2, the waterproof and sound insulation component 3 comprises a hollow plate 301, a sound absorption sponge 302 is filled in the hollow plate 301, a water vapor removal component 4 is fixedly arranged in the hollow plate 301, and the water vapor removal component 4 is arranged in the sound absorption sponge 302; specifically, the water vapor removing assembly 4 comprises a plurality of limiting members 401, one end of each limiting member 401 is fixedly connected with the bottom of the hollow plate 301, the interior of each limiting member 401 is of a hollow structure, a plurality of vent holes are uniformly formed in the outer end face of each limiting member 401, the water vapor removing assembly 4 further comprises an air suction assembly 402, and the air suction assembly 402 is used for discharging air in the limiting members 401 outwards; the air suction assembly 402 comprises a plurality of air suction channels 4021 with openings at one ends positioned in the limiting piece 401, an exhaust channel 4022 is arranged and communicated with openings at the other ends of the air suction channels 4021, openings at the other ends of the exhaust channels 4022 are positioned on the waterproof sound insulation board 2, an air suction fan assembly 4023 is arranged in the exhaust channel 4022, and the air suction fan assembly 4023 is used for discharging air in the limiting piece 401 to the outside of the waterproof sound insulation board 2 through the exhaust channel 4022; a spiral heat conducting strip 403 is arranged in the limiting piece 401, the lower end of the heat conducting strip 403 penetrates through the limiting piece 401 and is arranged outside the limiting piece 401, an electric heating assembly 404 is arranged in heat conducting connection with the bottoms of the heat conducting strip 401, and the electric heating assembly 404 comprises a heating strip; the lower end of the hollow plate 301 is provided with a vent groove 303, an opening at one end of the vent groove 303 is arranged in the hollow plate 301, an opening at the other end of the vent groove 303 is arranged outside the hollow plate 301, and when the suction fan assembly 4023 works, air outside the hollow plate 301 enters the hollow plate 301 through the vent groove 303; in addition, one side surface of the upper end of the hollow plate 301 is connected with a lifting groove 5 for lifting a glass window of an automobile, and a plurality of through holes are uniformly formed in the end surface of the hollow plate 301 connected with the lifting groove 5.
The use principle of the invention is as follows: when the automobile door structure is used, the sound absorption sponge 302 can carry out primary silencing treatment on noise generated outside, and then the noise is treated again through the waterproof sound insulation plate 2, so that the sound insulation effect of the automobile door structure is improved;
moisture or humidity entering the hollow plate 301 through the through hole formed in the upper end of the hollow plate 301 is absorbed by the sound absorbing sponge 302, at this time, the suction fan assembly 4023 is started, air enters the hollow plate 301 through the air channel 303, enters the limiting member 401 through the sound absorbing sponge 302 and the air vent formed in the limiting member 401, and is finally discharged through the air suction channel 4021 and the air discharge channel 4022, so that the moisture absorbed by the sound absorbing sponge 302 is taken out through the circulating air, the sound absorbing and water absorbing effects of the sound absorbing sponge 302 are improved, and meanwhile, the service life of the sound absorbing sponge 302 is prolonged;
the electric heating assembly 404 can be started while the suction fan assembly 4023 is started, so that heat is released into the limiting piece 401 through the matching of the electric heating assembly 404 and the heat conducting strip 403, and the drying effect of the sound absorbing sponge 302 is realized; in addition, a part of the hot air exhausted from the outlet of the exhaust channel 4022 can be branched into the air duct 303, specifically, the hot air is set according to actual requirements, and the branching mode is selected according to actual conditions, so that the hot air is guided into the sound-absorbing sponge 302 to circulate, the moisture in the sound-absorbing sponge 302 is exhausted, and the service life of the sound-absorbing sponge 302 is further prolonged;
the air discharged from the air outlet of the exhaust duct 4022 enters the vehicle cabin, the air introduced into the hollow plate 301 through the vent groove 303 comes from the vehicle cabin, and the positions and the sizes of the exhaust duct 4022 and the vent groove 303 are set according to actual conditions, so that when the air in the vehicle cabin circulates through the hollow plate 301, particulate matters in the air can be adsorbed by the sound-absorbing sponge 302, and the effect of purifying the air in the vehicle cabin is achieved; wherein, the sound-absorbing sponge 302 is replaced regularly to reduce the influence of the sound-absorbing sponge 302 on the water resistance, the sound insulation and the air environment in the carriage due to aging and pollution; the corresponding filtering component and the corresponding sterilizing component can be arranged at the joint of the sound-absorbing sponge 302 and the vent groove 303, and are specifically arranged according to actual requirements, so that the purifying effect on the air environment in the carriage is further improved; corresponding air ducts can be formed in the sound-absorbing sponge 302, so that the circulation rate of air in the sound-absorbing sponge 302 can be increased, and the efficiency of removing moisture in the sound-absorbing sponge 302 can be improved;
the material and shape of the sound-absorbing sponge 302 are set according to actual requirements, which is not specifically limited; ,
the sizes and shapes of the hollow plate 301 and the limiting member 401 are set according to actual requirements, and are not particularly limited;
the distribution positions and the pore sizes of the vent holes and the through holes are set according to actual conditions, and the arrangement is not particularly limited;
the electric heating assembly 404 includes a power supply device for supplying power to the heating lath, the power supply device is set according to the prior art, the circuit layout of the power supply device is set according to the actual situation, the heating lath and the heat conducting lath 403 are made of heat conducting materials, the shapes, the sizes and the materials of the heating lath and the heat conducting lath are set according to the actual situation, and the control mode of the power supply device is set according to the prior art, which is not described in detail;
the suction fan assembly 4023 can be controlled and powered by the prior art, and the control and power supply mode of the suction fan assembly 4023 is set according to actual conditions, which are not described in detail;
the corresponding pipeline is arranged at the air outlet of the exhaust channel 4022, so that the air exhausted from the exhaust channel 4022 is led out of the automobile or in the compartment, and the arrangement is specifically carried out according to actual requirements;
the waterproof and soundproof component 3 and the water vapor removing component 4 are adaptively arranged corresponding to the positions of the operation hole and the sound-raising hole on the inner door panel 1, and the shapes and the sizes of the waterproof and soundproof component 3 and the water vapor removing component 4 are specifically arranged according to actual conditions, which are not elaborated in detail;
wherein, a transparent film and a sealing member can be disposed between the waterproof and soundproof panel 2 and the waterproof and soundproof assembly 3 to fixedly connect the waterproof and soundproof panel 2 and the waterproof and soundproof assembly 3, which can be referred to the prior art in the background art and will not be described in detail.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a take door structure of waterproof acoustic celotex board of car, is including setting up waterproof acoustic celotex board (2) on door inner panel (1) of car, its characterized in that: be located be equipped with waterproof syllable-dividing subassembly (3) between door inner panel (1) and waterproof acoustic celotex board (2), waterproof acoustic celotex subassembly (3) are located including a cavity board (301) the intussuseption of cavity board (301) is filled with and inhales sound sponge (302), is located cavity board (301) internal fixation is equipped with steam and gets rid of subassembly (4), steam gets rid of subassembly (4) and lays in inhaling sound sponge (302).
2. The door structure with waterproof and soundproof plate for automobile according to claim 1, wherein: subassembly (4) is got rid of to steam includes that a plurality of one end and the bottom of well hollow plate (301) are fixed to be met and inside locating part (401) for hollow structure are located a plurality of air vents have evenly been seted up on the outer terminal surface of locating part (401), subassembly (4) is got rid of to steam still includes air suction assembly (402), air suction assembly (402) are used for outwards discharging the air in locating part (401).
3. The door structure with waterproof and soundproof plate for automobile according to claim 2, wherein: induced draft subassembly (402) include that a plurality of one end openings are located induced draft passageway (4021) of locating part (401), with a plurality of what induced draft passageway (4021) other end opening intercommunication is equipped with an exhaust passage (4022), the other end opening of exhaust passage (4022) is located waterproof acoustic celotex board (2), is located be equipped with a suction fan subassembly (4023) in exhaust passage (4022), suction fan subassembly (4023) are used for discharging the outside to waterproof acoustic celotex board (2) via exhaust passage (4022) with the air in locating part (401).
4. The door structure with waterproof and soundproof plate for automobile according to claim 3, wherein: the heating device is characterized in that a spiral heat conducting strip (403) is arranged in the limiting part (401), the lower end of the heat conducting strip (403) penetrates through the limiting part (401) and is arranged outside the limiting part (401), an electric heating assembly (404) is arranged in heat conduction connection with the bottoms of the heat conducting strips (401), and the electric heating assembly (404) comprises heating strips.
5. The door structure with waterproof and soundproof plate for automobile according to claim 3, wherein: be located an air channel (303) has been seted up to the lower extreme of well hollow plate (301), the one end opening of air channel (303) is located well hollow plate (301) and sets up, and its other end opening is located the outside setting of well hollow plate (301), and works as when suction fan subassembly (4023) work, is located well hollow plate (301) outside air gets into inside well hollow plate (301) through air channel (303).
6. The door structure with waterproof and soundproof plate for automobile according to claim 1, wherein: one side of the upper end of the hollow plate (301) is connected with a lifting groove (5) used for lifting a glass window of an automobile, and a plurality of through holes are uniformly formed in the end face of the hollow plate (301) connected with the lifting groove (5).
CN202210220867.2A 2022-03-08 2022-03-08 Door structure with waterproof and sound insulation board for automobile Pending CN114435095A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210220867.2A CN114435095A (en) 2022-03-08 2022-03-08 Door structure with waterproof and sound insulation board for automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210220867.2A CN114435095A (en) 2022-03-08 2022-03-08 Door structure with waterproof and sound insulation board for automobile

Publications (1)

Publication Number Publication Date
CN114435095A true CN114435095A (en) 2022-05-06

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210220867.2A Pending CN114435095A (en) 2022-03-08 2022-03-08 Door structure with waterproof and sound insulation board for automobile

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN87107382A (en) * 1986-10-30 1988-06-01 三井石油化学工业株式会社 Layered product and goods thereof
CN1066024A (en) * 1991-04-22 1992-11-11 三井石油化学工业株式会社 Thermoplastic elastomer laminate and molded thus glass insertion groove
JP2009091541A (en) * 2007-09-19 2009-04-30 Kaneka Corp Soft foam and method for producing it
CN101450642A (en) * 2008-12-29 2009-06-10 中通客车控股股份有限公司 Passenger car floor with sound insulation and decrease of noise functions
CN207711765U (en) * 2017-12-18 2018-08-10 江苏锋驰汽车车身制造有限公司 A kind of Multifunctional car door
CN210760191U (en) * 2019-06-18 2020-06-16 扬州市鑫欧鹏机械有限公司 New forms of energy are door for electric motor car
CN112389163A (en) * 2019-08-13 2021-02-23 佛吉亚汽车内部***公司 Vehicle interior panel with thermoelectric air conditioner

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN87107382A (en) * 1986-10-30 1988-06-01 三井石油化学工业株式会社 Layered product and goods thereof
CN1066024A (en) * 1991-04-22 1992-11-11 三井石油化学工业株式会社 Thermoplastic elastomer laminate and molded thus glass insertion groove
JP2009091541A (en) * 2007-09-19 2009-04-30 Kaneka Corp Soft foam and method for producing it
CN101450642A (en) * 2008-12-29 2009-06-10 中通客车控股股份有限公司 Passenger car floor with sound insulation and decrease of noise functions
CN207711765U (en) * 2017-12-18 2018-08-10 江苏锋驰汽车车身制造有限公司 A kind of Multifunctional car door
CN210760191U (en) * 2019-06-18 2020-06-16 扬州市鑫欧鹏机械有限公司 New forms of energy are door for electric motor car
CN112389163A (en) * 2019-08-13 2021-02-23 佛吉亚汽车内部***公司 Vehicle interior panel with thermoelectric air conditioner

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Application publication date: 20220506