CN210706844U - Sealing device for automobile skylight - Google Patents
Sealing device for automobile skylight Download PDFInfo
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- CN210706844U CN210706844U CN201921669323.4U CN201921669323U CN210706844U CN 210706844 U CN210706844 U CN 210706844U CN 201921669323 U CN201921669323 U CN 201921669323U CN 210706844 U CN210706844 U CN 210706844U
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- skylight
- sealing
- inner tube
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Abstract
The utility model discloses a sunroof's sealing device, include: the inflatable contractive sealing strip is pasted and connected to the flanging of the automobile top cover in a clamping manner, and is electrically connected to the whole automobile power supply and the whole automobile controller BCM of the vehicle, the rainfall sensor is arranged on the middle upper portion of the front windshield of the vehicle and is electrically connected to the whole automobile power supply and the whole automobile controller BCM, the air pump is arranged in the ceiling of the vehicle and is connected to the inflatable contractive sealing strip through an air pipe, and the inflatable contractive sealing strip comprises a sealing strip outer tire and is arranged in the sealing strip outer tire in a circle. The utility model discloses can realize skylight glass's sealed through the deformation of expandable contraction sealing strip, the hourglass rain in vehicle skylight when having avoided raining. And when opening the skylight, the sealing strip of top cap also can not send frictional noise and wearing and tearing, and the sealed acoustics that can also strengthen simultaneously of skylight is sealed, has guaranteed the inside syllable-dividing effect of vehicle.
Description
Technical Field
The utility model relates to an automobile manufacturing field especially relates to a sunroof's sealing device.
Background
At present, the sealing of the skylight of the automobile adopts a mechanical sealing strip, wherein the sealing strip is provided with an exhaust hole, in the process of closing the skylight, the skylight glass is pushed into the opening of the top cover by a motor to extrude the skylight sealing strip, so that the aim of sealing the skylight is fulfilled, and the traditional structure is simple in design and low in manufacturing cost. But the problem is also evident: when raining, the extrusion force between the roof sealing strip and the skylight needs to be as large as possible; when the skylight is opened, the extrusion force between the roof sealing strip and the skylight is required to be as small as possible, and the roof sealing strip and the skylight are mutually contradictory, namely the traditional simple sealing strip structure is difficult to be compatible with two mutually contradictory use working conditions. It is difficult for a host plant to find this balance point of the pressing force. And the balance point when leaving the factory, along with the extension of vehicle live time, the sealing strip ages more and more seriously, and the sealing strip resilience force attenuates, and the extrusion force balance point when leaving the factory is just no longer suitable. After a long time, many skylights are closed, once the skylights meet heavy rain, rain leakage from the skylights can occur, the rain substantially flows into the automobile along the sealing strips, rain leakage from the skylights always exists in the field of automobile manufacturing, and for automobile sales, rain leakage from the skylights before sales is an important influence factor influencing the selection of the automobile type configuration by customers; after sale, skylight rain leaks are one of the major complaints of the after-sale automobile.
On the other hand, along with the consumption upgrade, the customer is more and more high to the requirement of vehicle sound insulation effect, and under skylight closed condition, the sealing strip of the skylight of traditional vehicle can appear sound insulation effect poor because sealed thoroughly, how to design the device that can seal the sunroof completely, needs further technical innovation.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem of the prior art, the embodiment of the utility model provides a sunroof's sealing device is provided, realization sunroof that can be very inseparable is sealed, has avoided the skylight to leak rain to the syllable-dividing effect of car has been improved.
In order to solve the technical problem, the utility model discloses a technical scheme is:
a sealing device for an automobile sunroof, comprising: the automobile rain sensor is positioned at the middle upper part of the front windshield glass of the automobile and electrically connected with the whole automobile power supply and the whole automobile controller BCM, the air pump is arranged on the ceiling of the automobile and connected with the expandable and contractible sealing strip through an air pipe, and the air pump is electrically connected with the whole automobile power supply and the whole automobile controller BCM; the expandable and contractible sealing strip comprises a sealing strip outer tire and a sealing strip inner tire arranged in the sealing strip outer tire in a circle.
Furthermore, the expandable and contractible sealing strip further comprises an electromagnetic exhaust nozzle, and the electromagnetic exhaust nozzle is arranged on the surface of the inner tube of the sealing strip and is connected with the electromagnetic valve of the inner tube of the sealing strip to control the air pressure of the inner tube of the sealing strip.
Further, the expandable and contractible sealing strip further comprises a pressure sensor, the pressure sensor is arranged in the sealing strip inner tube, and transmits the pressure of the sealing strip inner tube to the BCM.
Furthermore, the inflatable and contractible sealing strip further comprises an inflating valve, one end of the inflating valve is connected with the sealing strip inner tube, and the other end of the inflating valve is connected with the air tube.
Further, the sealing strip cover tire is compressible and is provided with an air hole, the sealing strip inner tube is deformed through air pressure to stretch out and draw back the sealing strip cover tire, and the air hole cover tire is in contact with the skylight glass.
Further, the rainfall sensor is used for transmitting the rainfall amount outside the vehicle top cover to the vehicle control unit BCM, the vehicle control unit BCM controls the inflation of the air pump through the rainfall amount, and the vehicle control unit BCM controls the electromagnetic exhaust nozzle to exhaust the sealing strip inner tube after the automobile skylight is opened.
The embodiment of the utility model provides a beneficial effect that technical scheme brought is:
the utility model discloses a sealing device for sunroof, including expandable contraction sealing strip, rainfall sensor and air pump, through the external rainwater size of rainfall sensor perception, and then the in-process that vehicle control unit BCM through the vehicle closed in sunroof opens the air pump, it is right expandable contraction sealing strip is aerifyd for the outside flexible deformation of expandable contraction sealing strip, thereby realize in close contact with expandable contraction sealing strip and skylight glass, accomplish the sealed to skylight glass, at the in-process that the skylight was opened, it is right through vehicle control unit BCM expandable contraction sealing strip deflates. By the deformation of the expandable and contractible sealing strip, the sealing of the skylight glass is completely realized, and the rain leakage of the vehicle skylight in the rainy period is avoided. Meanwhile, the sealing of the vehicle skylight also guarantees the sound insulation effect inside the vehicle to the maximum extent, the sealing device of the automobile skylight is high in automation degree, and the intellectualization of the vehicle is realized. And when the skylight is opened, the extrusion force between the sealing strip and the skylight glass can be actively reduced, so that the excessive abrasion and the friction noise of the sealing strip are prevented. Briefly: in the rainy day: and the sealing strip is inflated and pressurized actively to enhance the water sealing effect. The larger the rainfall is, the larger the pressurization is until the design threshold value is reached; when the passenger wants to open the skylight: actively exhausting and decompressing the sealing strip so as to reduce abrasion and friction noise of the sealing strip caused by opening of the skylight; when the vehicle runs: the sealing strip is inflated actively along with the increase of the vehicle speed, so that the external wind noise and the tire noise are actively reduced and transmitted into the vehicle.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is an electrical connection schematic diagram of a sealing device of an automobile skylight, which is disclosed by the embodiment of the invention;
fig. 2 is a schematic structural view of an expandable and contractible sealing strip in a sealing device of an automobile skylight, which is disclosed by the embodiment of the invention.
In the figure:
1-an expandable shrink seal; 11-a sealing strip outer tyre; 12-a seal strip inner tube; 13-a pressure sensor; 2-a rainfall sensor; 3, an air pump; 4-a vehicle control unit BCM; 5-vehicle power supply.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the following description will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 2, the present embodiment discloses a sealing device for a sunroof, including: the automobile rain sensor comprises an expandable and contractible sealing strip 1, a rainfall sensor 2 and an air pump 3, wherein the expandable and contractible sealing strip 1 is adhered to and clamped on a flanging of an automobile top cover and is electrically connected with an automobile power supply 5 and an automobile controller BCM4 of an automobile, the rainfall sensor 2 is positioned on the outer side of the top cover of the automobile and is electrically connected with the automobile power supply 5 and the automobile controller BCM4, the air pump 3 is arranged on the ceiling of the automobile and is connected with the expandable and contractible sealing strip 1 through an air pipe, and the air pump 3 is electrically connected with the automobile power supply 5 and the automobile controller BC; the expandable and contractible sealing strip 1 comprises a sealing strip outer tire 11 and a sealing strip inner tire 12 which is arranged in the sealing strip outer tire 11 in a circle.
The rain sensor 2 is used for transmitting the rain quantity outside the vehicle roof to the vehicle control module BCM4, the vehicle control module BCM4 controls the air pump 3 to pump air according to the rain quantity, the rain sensor 2 senses the external rain quantity in the use process, the air pump 3 is opened through the vehicle control module BCM4 of the vehicle in the closing process of the vehicle skylight, the expandable and contractible sealing strip 1 is inflated, the expandable and contractible sealing strip 1 stretches and deforms outwards, the expandable and contractible sealing strip 1 is in close contact with the skylight glass, the skylight glass is sealed, and the expandable and contractible sealing strip 1 is deflated through the vehicle control module BCM4 in the opening process of the skylight, so that excessive abrasion and friction noise of the sealing strip are prevented. By the deformation of the expandable and contractible sealing strip 1, the sealing of the skylight glass is completely realized, and the rain leakage of the vehicle skylight in the rainy period is avoided. Meanwhile, the sealing of the vehicle skylight also guarantees the sound insulation effect inside the vehicle to the maximum extent, the sealing device of the automobile skylight is high in automation degree, and the intellectualization of the vehicle is realized. Briefly: in the rainy day: and the sealing strip is inflated and pressurized actively to enhance the water sealing effect. The larger the rainfall is, the larger the pressurization is until the design threshold value is reached; when the passenger wants to open the skylight: actively exhausting and decompressing the sealing strip so as to reduce abrasion and friction noise of the sealing strip caused by opening of the skylight; when the vehicle runs: the sealing strip is inflated actively along with the increase of the vehicle speed, so that the external wind noise and the tire noise are actively reduced and transmitted into the vehicle.
Preferably, the expandable and contractible sealing strip 1 further comprises an electromagnetic exhaust nozzle, wherein the electromagnetic exhaust nozzle is arranged on the surface of the sealing strip inner tube 12 and controls the air pressure of the sealing strip inner tube 12 through an electromagnetic valve connected to the sealing strip inner tube 12. The vehicle control module BCM4 controls the electromagnetic exhaust nozzle to exhaust the sealing strip inner tube 12 after the vehicle skylight is opened, when the vehicle skylight is in an opened state, in order to facilitate the sealing of the skylight next time, the electromagnetic valve can be opened through the vehicle control module BCM4, the proper amount of gas in the sealing strip inner tube 12 is discharged outside, wherein the pressure sensor 13 monitors the pressure of the sealing strip inner tube 12 in real time and transmits the pressure to the vehicle control module BCM 4.
Preferably, the inflatable and contractible sealing strip 1 further comprises an inflating valve, one end of the inflating valve is connected to the sealing strip inner tube 12, and the other end of the inflating valve is connected to the air tube. Once the vehicle control unit BCM4 sends a signal for sealing the skylight, the inflation nozzle on the air pump 3 is automatically opened, the sealing strip inner tube 12 is inflated through the air pipe of the air pump 3 to the specified air pressure, the air pressure sensor in the sealing strip inner tube sends a signal to the controller BCM4 until the pressure sensor 13 monitors that the pressure of the sealing strip inner tube 12 is enough for sealing the skylight, and at the moment, the pressure sensor 13 feeds back the signal for completing the sealing to the vehicle control unit BCM4 again to complete the primary sealing of the skylight.
The structural schematic diagram of the expandable and contractible sealing strip 1 disclosed in fig. 2, the sealing strip cover tire 11 is a compressible cover tire with air holes, the sealing strip inner tube 12 deforms through air pressure to realize the expansion and contraction of the sealing strip cover tire 11, the cover tire with air holes and skylight glass contact each other, further, the expandable and contractible sealing strip 1 further comprises a pressure sensor 13, the pressure sensor 13 is arranged in the sealing strip inner tube 12, and the pressure of the sealing strip inner tube 12 is transmitted to the vehicle control unit BCM 4. Wherein, the deformation of the sealing strip cover tire 11 realizes the in close contact with the skylight glass to seal up the gap between skylight glass and the sealing strip cover tire 11, realize totally enclosed, thereby avoided the inflow of rainwater and realized syllable-dividing effect. The deformation of the sealing shell is realized by inflating the sealing strip inner tube 12, so that the pressure sensor 13 inside the sealing strip inner tube 12 is a monitoring device for realizing the sealing tightness.
Above-mentioned all optional technical scheme can adopt arbitrary combination to form the optional embodiment of this utility model, and the repeated description is no longer given here.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (6)
1. A sealing device for a sunroof of a vehicle, comprising: the automobile rain sensor is positioned at the middle upper part of the front windshield glass of the automobile and electrically connected with the whole automobile power supply and the whole automobile controller BCM, the air pump is arranged in the ceiling of the automobile and connected with the expandable and contractible sealing strip through an air pipe, and the air pump is electrically connected with the whole automobile power supply and the whole automobile controller BCM; the expandable and contractible sealing strip comprises a sealing strip outer tire and a sealing strip inner tire arranged in the sealing strip outer tire in a circle.
2. The sealing device for the automobile skylight according to claim 1, wherein the expandable and contractible sealing strip further comprises an electromagnetic exhaust nozzle, and the electromagnetic exhaust nozzle is arranged on the surface of the inner tube of the sealing strip and controls the air pressure of the inner tube of the sealing strip through an electromagnetic valve connected to the inner tube of the sealing strip.
3. The sealing device for the automobile skylight according to claim 1 or 2, characterized in that the expandable and contractible sealing strip further comprises a pressure sensor, the pressure sensor is arranged in the inner tube of the sealing strip and transmits the pressure of the inner tube of the sealing strip to the BCM of the whole automobile controller.
4. The sunroof sealing device according to claim 1, wherein the inflatable and deflatable sealing strip further comprises an inflation nozzle, one end of the inflation nozzle is connected to the inner tube of the sealing strip, and the other end of the inflation nozzle is connected to the air tube.
5. The sealing device for the automobile skylight according to claim 1, wherein the sealing strip outer tire is a compressible air-vent outer tire, the sealing strip inner tire realizes the extension and contraction of the sealing strip outer tire through air pressure deformation, and the air-vent outer tire is in contact with the skylight glass.
6. The sealing device for the automobile skylight according to claim 2, wherein the rainfall sensor is used for transmitting the amount of rainfall outside the automobile top cover to the whole vehicle controller BCM, the whole vehicle controller BCM controls the air pump to pump air according to the amount of rainfall, and the whole vehicle controller BCM controls the electromagnetic exhaust nozzle to exhaust the sealing strip inner tube after the automobile skylight is opened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921669323.4U CN210706844U (en) | 2019-10-08 | 2019-10-08 | Sealing device for automobile skylight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921669323.4U CN210706844U (en) | 2019-10-08 | 2019-10-08 | Sealing device for automobile skylight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210706844U true CN210706844U (en) | 2020-06-09 |
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ID=70963353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921669323.4U Active CN210706844U (en) | 2019-10-08 | 2019-10-08 | Sealing device for automobile skylight |
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| Country | Link |
|---|---|
| CN (1) | CN210706844U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113928239A (en) * | 2021-08-25 | 2022-01-14 | 东风汽车集团股份有限公司 | Enclose panel beating via hole dynamic seal system before car |
| CN114165597A (en) * | 2021-10-22 | 2022-03-11 | 中汽研（天津）汽车工程研究院有限公司 | Sealed sealing strip assembly for automatically adjusting shrinkage and expansion of sealing strip bubble tube |
| CN114368266A (en) * | 2021-12-27 | 2022-04-19 | 浙江零跑科技股份有限公司 | Hidden extra income is cut structure |
| CN115158543A (en) * | 2022-08-19 | 2022-10-11 | 上海外高桥造船有限公司 | Inflatable sealing device for canopy and canopy assembly |
| CN115158543B (en) * | 2022-08-19 | 2024-06-25 | 上海外高桥造船有限公司 | Inflatable sealing device for backdrop and backdrop assembly |
-
2019
- 2019-10-08 CN CN201921669323.4U patent/CN210706844U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113928239A (en) * | 2021-08-25 | 2022-01-14 | 东风汽车集团股份有限公司 | Enclose panel beating via hole dynamic seal system before car |
| CN113928239B (en) * | 2021-08-25 | 2023-04-25 | 东风汽车集团股份有限公司 | Dynamic sealing system for front wall metal plate through hole of automobile |
| CN114165597A (en) * | 2021-10-22 | 2022-03-11 | 中汽研（天津）汽车工程研究院有限公司 | Sealed sealing strip assembly for automatically adjusting shrinkage and expansion of sealing strip bubble tube |
| CN114165597B (en) * | 2021-10-22 | 2024-06-04 | 中汽研（天津）汽车工程研究院有限公司 | Sealed sealing strip assembly capable of automatically adjusting shrinkage and expansion of sealing strip foam tube |
| CN114368266A (en) * | 2021-12-27 | 2022-04-19 | 浙江零跑科技股份有限公司 | Hidden extra income is cut structure |
| CN114368266B (en) * | 2021-12-27 | 2024-03-22 | 浙江零跑科技股份有限公司 | Hidden outer water cutting structure |
| CN115158543A (en) * | 2022-08-19 | 2022-10-11 | 上海外高桥造船有限公司 | Inflatable sealing device for canopy and canopy assembly |
| CN115158543B (en) * | 2022-08-19 | 2024-06-25 | 上海外高桥造船有限公司 | Inflatable sealing device for backdrop and backdrop assembly |
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