Vehicle door structure and commercial vehicle

A technology of car door and sealing structure, applied in the field of car door, can solve problems such as air infiltration, and achieve the effects of improving sealing, improving comfort, and reducing the possibility of entering the cab

Active Publication Date: 2021-07-23
DONGFENG COMML VEHICLE CO LTD
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AI-Extracted Technical Summary

Problems solved by technology

[0005] The embodiment of the present application provides a door structure and a commercial vehicle to solve the te...
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Method used

The second type, the second sealing ring 402 at the joint between the inner opening handle 202 and the door body 1, the second sealing ring 402 is used to block the second connection gap 302 connected to the inner opening handle 202 on the inner side of the door body 1, Under the shielding of the second connecting slit 302 by the second sealing ring 402 , the airflow in the door cavity is difficult to flow from the second connecting slit 302 to the cab. Therefore, in the second way, by limiting the airflow in the door cavity, the possibility of airflow entering the cab is reduced, and the sealing performance of the cab is improved.
The third is to set the sealing strip 5 on the side of the protective plate 101, and the sealing strip 5 will block the gap between the circumferential side of the protective plate 101 and the side wall of the cab entrance, so that when the vehicle is running, There is no gap at the entrance of the cab, and the airflow is not easy to directly enter the cab from the entrance, which improves the sealing performance of the cab.
With reference to Fig. 1 and Fig. 2, in order to lead out the airflow in the car door cavity simultaneously, this car door structure also comprises air guide structure, and this air guide structure guides the airflow in car door cavity to the outside of car door body 1, and is convenient to maintain The air pressure in the door cavity is balanced with the outside air pressure, and the air pressure in the door cavity is not easy to be too large and forcibly seep out from the connection gap.
With reference to Fig. 1 and Fig. 2, wherein, this car door structure comprises car door body 1, and car door body 1 is installed on the car body, and car door body 1 is used to block the entrance of the cab of car body, to improve the sealing of cab and the safety of the driving environment. The interior of the door body 1 is provided with a door cavity, so as to install electrical components and wiring harnesses into the door body 1 .
[0062] Referring...
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Abstract

The invention relates to the technical field of vehicle doors, in particular to a vehicle door structure and a commercial vehicle. The vehicle door structure comprises a vehicle door body used for shielding an entrance of a cab of a vehicle body and provided with an assembly mounting port communicated with a vehicle door cavity, at least one vehicle door assembly arranged in the assembly mounting cavity, a first sealing structure used for blocking a connecting gap between the assembly mounting port and the vehicle door assembly so as to limit airflow from entering a cab through the connecting gap and the vehicle door cavity, and an air guide structure used for guiding the airflow in the vehicle door cavity out of the cab. The airflow is limited to enter and exit from the vehicle door cavity, and meanwhile, the airflow in the vehicle door cavity is guided out, so that the airflow does not easily enter the cab, and the sealing performance of the cab is improved.

Application Domain

Air-treating devicesEngine seals +3

Technology Topic

Car doorCommercial vehicle +1

Image

  • Vehicle door structure and commercial vehicle
  • Vehicle door structure and commercial vehicle
  • Vehicle door structure and commercial vehicle

Examples

  • Experimental program(1)

Example Embodiment

[0038] In order to make the objects, technical solutions, and advantages of the present application, the technical solutions in the present application embodiment will be clearly described, and the described embodiments will be described in conjunction with the drawings in the present application embodiment. It is part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without making creative labor are the scope of the present application.
[0039] The present application example provides a tool structure that can solve the airflow in the related art to penetrate into the door cavity and penetrate to the cab.
[0040] A door structure, including:
[0041]The door body 1 is used to block the inlet of the cab's cab, and the door body 1 is provided with a component mounting port in communication with the cavity of the door;
[0042] At least one door assembly is set in the component mounting chamber;
[0043] The first sealing structure, the first sealing structure is used to block the connection slit between the assembly mounting port and the door assembly to limit the airflow through the gap and the cavity into the cab;
[0044] Guided Structure, which is used to guide air in the cavity of the door to the cavity.
[0045] Refer figure 1 with figure 2 Wherein, the door structure includes the door body 1, the door body 1 is mounted on the vehicle body, and the door body 1 is used to block the inlet of the cab's cab, to improve the safety of the cab's sealing and driving environment. The interior of the door body 1 is provided with a cavity to facilitate mounting the electrical components and the harness to the door body 1.
[0046] Refer figure 1 with figure 2 The component mounting port is opened, and the component mounting port is connected to the door cavity. The door assembly is installed in the inside and outside of the door body 1, and the door assembly is installed in the component installation cart. The connection position of the door assembly and the door body 1 is easily generated between the door assembly and the component mounting port due to the mounting structure and process. Due to the presence of the gap, the door cavity is connected to both sides of the inside and outside of the door body 1 by connecting the slit, so the outer gas stream of the door body 1 can enter the vehicle cavity by connecting the gap, and the air flow within the door cavity can also pass the slit. The flowing into the inside of the door body 1 and enters the cane.
[0047] Refer figure 1 with figure 2 In order to block the connection gap, the door structure also includes a first sealing structure. The first sealing structure is provided between the door assembly and the door body 1 to block the connecting gap. With respect to the prior art, even if the waterproof curtain in the door cavity is damaged, the airflow is still not easily passed through the connecting slit and the cavity through the door body 1 under the occlusion of the gap and the cavity. .
[0048] Refer figure 1 with figure 2 At the same time, in order to export the airflow in the car door cavity, the door structure also includes a ventilation structure, which exigns airflow within the door cavity to the outside of the door body 1, and facilitates maintaining the balance of the door cavity and the external air pressure, The air pressure in the cavity of the door cavity is not too large and the forcibly signs from the connection gap.
[0049] Thus, when the vehicle is traveling, the door body 1 blocks the inlet of the cab while reducing the external airflow into the driving chamber. When the door assembly is mounted to the component mounting port, the door assembly and the component mounting port, and the door assembly and the door body side are generated between the gap, the door assembly and the door body 1 are provided with a first sealing structure, and the first sealing structure is pair. The door assembly is blocked between the connecting gap between the door assembly and the door assembly and the connecting slit between the door assembly and the component mounting port. The airflow is not easy to flow at the door assembly and the door body 1, and the airflow is not easy to flow to the door assembly and When the gap is connected between the component mounting port, the airflow is not easy to enter the door cavity outside the door body, and the airflow is not easy to flow from the door cavity to the inside of the door body 1, so the airflow is more difficult to enter the cab. Even if there is a gas stream into the cavity in the cavity, under the action of the air-conditioning structure, the airflow is discharged from the cavity of the door to the cab, and further reduces the possibility of gas flow into the cab, improve the sealing of the cab, improve the driving environment Comfort.
[0050] Alternatively, the door assembly includes a vehicle outer assembly, and the door outer assembly is formed between the side surface of the door body 1, and the first connecting slit 301 communicating with the assembly mounting port is formed, and the first connecting slit 301 is disposed outside the door body 1, A sealing structure includes a first sealing ring 401, and the first seal ring 401 blocks the first connecting slit 301 to limit the air flow into the door cavity.
[0051] Refer figure 1 , image 3 with Figure 4 Wherein, the door assembly includes the outer assembly of the door, the door outer assembly includes an outer handle 201, and the outer open handle 201 is mounted to the assembly mounting port on the door body 1, and the outer open handle 201 is formed between the outer side of the door body 1. A joint slit 301, the first connecting slit 301 communicates with the door cavity through the assembly mounting port. The first sealing structure includes a first sealing ring 401. The first seal ring 401 is provided between the outer side surface of the outer opening of the handle 201 and the door body 1, in the present embodiment, the first sealing ring 401 is bonded to the inner side of the outer handle 201. Through the first seal ring 401, the airflow is not easily flowed to the connecting slit of the outer opening handle 201 and the component mounting port, and is blocked, which is blocked at the connection gap of the open handle 201 and the assembly mounting port. The gas stream enters the air door cavity from the open handle 201 and the opening of the door body 1, reducing the air volume of the cavity of the door cavity.
[0052] Alternatively, the door assembly includes a door component, and the door assembly is formed between the side of the door body 1 and the second connection slit 302 communicating with the assembly mounting port. The second connection slit 302 is provided in the inside of the door body 1, first The sealing structure also includes a second sealing ring 402, and the second sealing ring 402 blocks the second connection slit 302 to limit the airflow to the cavity in the cavity.
[0053] Refer figure 2 with Figure 5 Here, the door assembly includes the door assembly, the door assembly includes an internal open handle 202, an inner handle 202 is mounted to a component mounting port on the door body 1, and the inner open handle 202 is formed between the inner side surface of the door body 1. The second connection slit 302, the second connection slit 302 communicates with the door cavity through the assembly mounting port, and the first sealing structure further includes a second sealing ring 402, in the present embodiment, the second sealing ring 402 is bonded to the internal handle The inner side of 202, the second sealing ring 402 is disposed between the inner open handle 202 and the door body 1. The second seal ring 402 blocks the second connection slit 302, which is not easy to pass through the second connection slit 302 to the connecting slit of the inner open handle 202 and the assembly mounting port, so the inner open handle 202 and the connection slit of the assembly mounting port are Blocking, to limit the airflow inside the door cavity flow from the second connection slit 302 to the inside of the door body 1, in which the airflow in the cavity in the door is not easy to enter the cab.
[0054] Alternatively, the door body 1 includes a guard 101, and the guard 101 is disposed in the middle of the inner side of the door body 1, and the shape of the guard 101 is fitted to the shape of the cab, the guard 101 is used to fit in the cab. Inlet, blocking in the entrance to the cab.
[0055] Refer figure 2 Wherein the door body 1 includes a guard 101, the guard 101 is provided in the middle of the inside of the door body 1, which is understood that the area of ​​the guard 101 is smaller than the area of ​​the door body 1, and the circumferential side of the guard plate 101 and the door A distance is left at the edges of the inner side of the body 1. The shape of the guard plate 101 is fitted to the shape of the cab entrance, and when the door body 1 is closed on the vehicle body, the shield 101 is in the inlet of the cab, and the circumferential side and driving of the guard plate 101 Arrival between the side walls of the outlet. Therefore, under the occlusion of the guard plate 101, the outside airflow is not easily penetrated from the edge of the door body 1 to the cab.
[0056] Alternatively, the door structure further includes a second sealing structure, and the second sealing structure is used to block the slit between the circumferential side surface of the guard plate 101 and the side wall of the cab.
[0057] Alternatively, the second sealing structure includes a sealing strip 5, and the sealing strip 5 is provided on the circumferential side surface of the guard plate 101 to fill the slit between the circumferential side of the cutting plate 101 and the sidewalls of the cab.
[0058] Refer figure 2 Wherein, the second sealing structure includes a sealing strip 5, in other embodiments, sealing rubber or waterproof glue can also be used as the second sealing structure. In this embodiment, the sealing strip 5 is bonded to the circumferential side surface of the guard plate 101 to replace the sidewall of the cutting plate 101 and the side wall of the cab. Since the sealing strip 5 has elasticity, when the shield 101 is fitted within the inlet of the cab, the sealing strip 5 is blocked between the sidewall between the guard 101 and the sidewall of the cab entrance, and reduces the airflow from The possibility of penetrating into the cab between the guard 101 and the cab entrance.
[0059] Alternatively, the door body 1 further includes a connecting portion 102, and the connecting portion 102 is provided on the circumferential side surface of the guard plate 101, and the connecting portion 102 is configured to confut the side surface of the inlet of the cab, to block the shield 101 and the cab entrance The gap between.
[0060] Refer figure 2 Wherein, the door body 1 further includes a connecting portion 102, and the connecting portion 102 is disposed on the circumferential side surface of the guard plate 101, and the connecting portion 102 and the guard plate 101 are disposed by welding, bolted, or integrally formed. Since the door body 1 includes a guard 101 and a connecting portion 102, it can be understood that the inner side surface of the guard plate 101 and the inner side surface of the connecting portion 102 are inner side surfaces of the vehicle door body 1. When the guard 101 is inserted within the cab entrance, the connecting portion 102 is configher to the side surface of the inlet, so that the connecting portion 102 blocks the slit between the guard plate 101 and the cab's inlet, external airflow It is not easy to directly hit the slit between the guard 101 and the cab's inlet, reducing the gap between the airflow from the guard plate 101 and the cab entry into the cab.
[0061] Thus, when the door body 1 is in a closed state on the cab, the door body 1 is embedded in the entrance to the cab, which improves the sealing of the cab, and reduces the airflow from the guard plate. 101 The gap between the cab's entrance penetrates the possibility of the cab, improves the comfort of driving. As the guard 101 is fitted into the inlet of the cab, the connecting portion 102 of the door body 1 is also in a state in which the outer side of the cab is, and the connecting portion 102 blocks the gap between the shield 101 and the cab the door wall of the cab. When the vehicle is driving, the airflow is not easy to directly hit the position between the guard plate 101 and the seat side wall of the cab, thereby effectively reduces the possibility of the outer gas stream from the guard plate 101 and the sidewall of the cab entrance into the cab.
[0062] Refer figure 2 with Image 6 Due to the interior of the interior of the door body 1, the interior of the connecting portion 102 is hollow. The door assembly also includes a door limiter 203, and the door limiter 203 is mounted at the inner side surface of the connecting portion 102. A third connection slit 303 in which the door limiter 203 and the connecting portion communicates with the assembly mounting port, the third connection slit 303 communicates with the door cavity through the assembly mounting port, the first sealing structure includes a third seal The ring 403, the third seal ring 403 is provided at the third connection slit 303 to block the third connection slit 303 between the vehicle limiter 203 and the connecting portion 102, in the present embodiment, the third seal ring 403 bonded The inner wall of the door cavity is fixed to the inner wall of the connecting portion 102 to block the third connection slit 303. Therefore, the airflow is not easy to enter the vehicle cavity from the third connection slit 303, reducing the air flow in the cavity of the door cavity.
[0063] Refer figure 1 with Figure 5 In the present embodiment, the internal open handle 202 is disposed on the guard 101 of the door body 1, so the airflow entering the cab entry 202 is easily blown to the driver's body. Due to the setting of the first sealing structure, the airflow is not easy to enter the cane from the inner open handle 202, so that the airflow entering the driving chamber is not easy to affect the driver.
[0064] Alternatively, the air-blown structure includes a vent 6, and the vent 6 is provided in the inner side of the connecting portion 102, and the vent 6 is in communication with the cavity of the door, so that the airflow of the door cavity is discharged from the vent 6 .
[0065] Alternatively, a drain gap is left between the connecting portion 102 and the side surface of the cab.
[0066] Refer figure 2 Wherein, the guide wind is disposed on the connecting portion 102, and the air blown structure includes a vent 6, in the present embodiment, the vent 6 is provided, preferably three. The three vent 6 are both provided on the connecting portion 102, and the vent 6 is in communication with the cavity of the door. The airflow in the cavity in the cavity in the cavity is allowed to leave the vehicle cavity from the vent 6. In this embodiment, when the door body 1 is closed on the cab, there is a venting gap between the side surface of the connecting portion 102 and the side surface of the cab inlet, and the vent 6 is in communication with the exhaust gap. In this way, the airflow inside the door cavity is convenient to the exhaust opening to the exhaust gap, and the exhaust gap communicates with the outer side of the door body 1, so that the air flow in the door cavity is to the outside of the door body 1.
[0067] Thus, when the vehicle is traveling, the door body 1 is closed, and since the vent 6 is placed in the exhaust gap, the external airflow is not easy to enter the door cavity from the vent 6 under the occlusion of the venting portion 102. The outer open handle 201 is located outside the door body 1, the airflow long-time collision open handle 201, the gas stream can penetrate from the door lock of the outer handle 201 into the door cavity, the air flow in the door cavity is passing through the exhaust port 6 The door of the door body 1 is connected to this facilitating the airflow in the car door cavity. At the same time, the door exhaust port 6 maintained the balance of the air pressure and the external air pressure in the door cavity. The air pressure in the door cavity is not too large, in which the airflow in the cavity in the door is not easily squeezed, penetrating from the inner handle 202 To the interior of the cab.
[0068] The working principle of the present application embodiment is that the door body 1 is to limit the airflow from the outside of the door body 1 to the driving chamber in the outer side of the door body 1, and improve the sealing of the cab.
[0069] The first: the first seal ring 401 is provided at the opening of the outer handle 201 and the opening of the door body 1, so that the first connecting slit 301 connected to the outer opening handle 201 is connected to the outer handle 201. At the same time, the third sealing ring 403 is provided at the connection of the door limiter 203 and the door body 1, and the third seal ring 403 is connected to the third connection slit 303 connected to the door limiter 203 on the door body 1. Therefore, in the first mode, the air flow is entered into the vehicle door cavity by limiting the airflow, and the air supply is reduced, and the air flow is reduced, and the airflow enters the cab, improve The sealing of the cab.
[0070] The second, the internal open handle 202 is connected to the connection of the door body 1, and the second sealing ring 402 is connected to the second connection slot 302 connected to the inner handle 202 on the inner side surface of the door body 1, in the second The sealing ring 402 is blocked by the second connection slit 302, and the airflow in the door cavity is not easily flowed from the second connection slit 302 to the cab. Therefore, in the second mode, the airflow enters the cab may be reduced by limiting the airflow in the cavity of the vehicle door, and the sealing property of the cab is improved.
[0071] Third, the sealing strip 5 is provided on the side surface of the guard 101, and the sealing strip 5 blocks the slit between the side walls of the guard 101 and the sidewalls of the cab inlet, and in the vehicle, the cab If the entrance is not easy to exist, the airflow is not easy to enter the seat from the entrance to enhance the sealing of the cab.
[0072] In the fourth, the door body 1 occluded when the cab is inlet, the guard plate 101 is inserted into the cab entrance, and the connecting portion 102 of the door body 1 connects the circumferential side of the guard plate 101 and the sidewall of the cab inlet. The gap is blocked, the airflow is not easy to imply the gap between the side of the cutting board 101 and the sides of the cab, and the airflow is not easy to enter the cab, improve the sealing of the cab.
[0073] The fifth, the inner side surface of the connecting portion 102 of the door body 1 is provided with a vent 6, and when the vehicle is traveling, the door body 1 blocks the cab inlet, at which time the vent 6 and the connecting portion 102 and the side of the cab The exhaust gap is connected, and the exhaust port 6 discharges the airflow in the internal vehicle door cavity to the exhaust gap, and discharged to the outside of the cab, on the other hand, the vent 6 maintains the door cavity and the cab Balance of external air pressure, the air pressure in the door cavity is not too large, the airflow in the door cavity is not easy to receive extrusion, and penetrate from the inner open handle 202 to the cab.
[0074] In the present application, in the above-described manner, the air flow enters the cab, which improves the sealing property of the cab. During the normal travel of the vehicle, the airflow is not easy to affect the driver, and improve the driver's comfort. In other embodiments, one or more of the above modes may be employed to improve the sealing properties in the cab.
[0075] Another embodiment of the present application provides a commercial vehicle including a door structure as described above.
[0076] In the description of the present application, it is to be described, the orientation or positional relationship indicated by the term "upper", "lower", etc. is based on the orientation or positional relationship shown in the drawings, is only for ease of describing the present application and simplified description. Instead of indicating or implying that the device or component must have a specific orientation, constructing and operating in a particular direction, so it is not understood to limit the limitation of the present application. The term "installation", "connected", "connection", unless otherwise specified, "Connect", "Connect",,,, It is also possible to be electrically connected; it can be directly connected, or the intermediate medium can be indirectly connected, and can be in the interior of the two elements. The specific meaning of the above terms in the present application can be understood in terms of specific cases.
[0077] It should be noted that in this application, a relationship term such as "first" and "second", etc. is only used to separate one entity or operation with another entity or operating area, and not necessarily requirement or implied There is any such active relationship or order between these entities or operations. Moreover, the term "comprising", "comprising" or any other variable is intended to encompass non-exclusive contained, so that the process, method, article, or device including a series of elements, not only those elements, but also not expressly listed. Other elements, or elements that are also inherent to this process, method, item, or device. In the absence of more restrictions, the elements defined by the statement "include a ...", and there is no additional same elements in the process, method, item, or device including the element.
[0078] The above is only the specific embodiments of the present application, so that those skilled in the art will appreciate or implements the present application. A variety of modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application. Thus, the present application will not be limited to the embodiments shown herein, but rather consider the widest range as the principles and novel features described herein.

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