CN113263988A - Water guide structure of front wall outer plate of vehicle body and processing method - Google Patents
Water guide structure of front wall outer plate of vehicle body and processing method Download PDFInfo
- Publication number
- CN113263988A CN113263988A CN202110735068.4A CN202110735068A CN113263988A CN 113263988 A CN113263988 A CN 113263988A CN 202110735068 A CN202110735068 A CN 202110735068A CN 113263988 A CN113263988 A CN 113263988A
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- front wall
- wall outer
- outer plate
- reinforcing beam
- water guide
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
- B60R13/07—Water drainage or guide means not integral with roof structure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
- B62D25/14—Dashboards as superstructure sub-units
- B62D25/145—Dashboards as superstructure sub-units having a crossbeam incorporated therein
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The water guide structure comprises a front wall outer plate upper reinforcing beam, a front wall outer plate lower reinforcing beam, a front wall outer plate body and a water guide piece, wherein a first space is arranged in the front wall outer plate upper reinforcing beam, a second space is arranged in the front wall outer plate lower reinforcing beam, the top of the front wall outer plate lower reinforcing beam is connected with the bottom of the front wall outer plate upper reinforcing beam, and the first space is communicated with the second space; the front wall outer plate body covers and is connected to the front wall outer plate lower reinforcing beam and the front wall outer plate upper reinforcing beam, and a water inlet communicated with the first space is formed in the front wall outer plate body; the water guide is communicated with the second space. The first space is communicated with the second space, and the water guide piece is communicated with the second space; through the structural arrangement, the water leakage path at the wiper arm is the water inlet, the first space, the second space, the water guide piece and the outside of the automobile, the water leakage is treated through layer-by-layer guiding, and the water leakage at the wiper arm is prevented from entering the cab.
Description
Technical Field
The application relates to the field of a front wall sheet metal structure of a cab, in particular to a front wall outer plate water guide structure of an automobile body and a processing method.
Background
At present, a front wall assembly is positioned between a passenger cabin and an engine cabin, and generally comprises a front wall outer plate structure, a front wall inner plate structure, a front wall reinforcing plate and the like, wherein the section of the front wall outer plate structure is in a box-type structure to ensure the rigidity of the front wall outer plate structure, two side end plates are welded with front pillars of left and right side walls of an automobile body, the front wall inner plate structure has the function of separating the automobile front from the automobile cabin, and plays an important role in ensuring the torsional rigidity of the automobile body, improving the comfortable environment of the automobile cabin, improving the safety during collision and the like.
In some related arts, a cowl outer panel structure, as shown in fig. 1 and 2, includes a cowl outer panel body 1, a cowl outer panel upper reinforcing beam 2, a cowl outer panel lower reinforcing beam 3, a cowl outer panel reinforcing bracket 4, and the like; before enclose reinforcing beam 2 and before enclose under the planking reinforcing beam 3 and enclose planking body 1 before being connected to before enclose on the planking and be equipped with the clearance between reinforcing beam 3 before enclosing on the planking, before enclose planking and strengthen support 4 and install the bottom of enclosing planking body 1 before, and vertical upwards set up, with the automobile body coupling, but there is following problem in the use:
(1) the mounted position of wiper and working method are confirmed by preceding planking structure of enclosing, in order to reduce noise spreads into the car into, scrape the installation department of arm and automobile body at the windscreen wiper, set up the sealing washer, prevent that water stain from getting into the automobile body, owing to receive the body structure restriction, some automobile body windscreen wipers scrape arm installation tilt up in the axial, and inclination is great, the leakproofness that leads to the sealing washer receives the influence, water stain can be followed the windscreen wiper and scraped arm department and get into preceding planking structure of enclosing before, thereby in the stiffening beam 2 and preceding planking lower stiffening beam 3 of enclosing before the preceding planking got into the driver's cabin, there is great driver's cabin risk of intaking.
Disclosure of Invention
The embodiment of the application provides a water guide structure of a front wall outer plate of a vehicle body and a processing method, and aims to solve the problem that water leakage at a wiper arm enters a cab in the related art.
In a first aspect, a water guide structure for a front wall outer panel of a vehicle body is provided, which includes:
the front wall outer plate is provided with a stiffening beam, and a first space is arranged in the stiffening beam;
the top of the front wall outer plate lower reinforcing beam is connected with the bottom of the front wall outer plate upper reinforcing beam, and the first space is communicated with the second space;
a cowl outer panel body which covers and is connected to the cowl outer panel lower reinforcing beam and the cowl outer panel upper reinforcing beam, and on which a water inlet communicated with the first space is provided;
and a water guide connected to the cowl outer panel lower reinforcement beam and communicating with the second space, the water guide being configured to discharge water entering the second space to the outside of the vehicle body.
In some embodiments, the water guide includes:
the bracket is used for connecting the front wall lower baffle plate with one end of the bracket, which is far away from the front wall outer plate lower reinforcing beam;
a water chute penetrating the bracket and the cowl panel.
In some embodiments, a bracket, an end of which away from the cowl outer panel under reinforcement beam, is used for connecting and penetrating the cowl bottom;
a water chute penetrating the bracket.
In some embodiments, the number of the water deflectors may be plural and may be distributed along a length direction of the cowl outer panel lower reinforcement beam.
In some embodiments, the cowl top reinforcement beam and the cowl bottom reinforcement beam are both box beams;
the lower part of the front wall outer plate upper reinforcing beam coats the upper part of the front wall outer plate lower reinforcing beam to form a first connecting piece; a gap is arranged between the first connecting piece and the front wall outer plate body, and the first space and the second space are communicated through the gap.
In some embodiments, the lower layer of the cowl top reinforcement beam is connected in alignment with the upper layer of the cowl top reinforcement beam to form a second connection member; and the second connecting piece is provided with a connecting hole for communicating the first space and the second space.
In a second aspect, there is provided an automobile comprising:
in a first aspect, a water guiding structure for a front wall outer panel of a vehicle body is provided.
In a third aspect, a method for processing a water guide structure of a front wall outer panel of a vehicle body is provided, which comprises the following steps:
assembling and positioning the front wall outer plate upper reinforcing beam, the front wall outer plate lower reinforcing beam and the water guide piece to form a framework structure;
welding and reinforcing the framework structure;
and positioning the front wall outer plate body and welding the front wall outer plate body on the framework structure.
In some embodiments, the cowl outer panel body and the skeleton structure are welded by a welding method.
In some embodiments, before positioning and welding the cowl outer panel body to the skeleton structure, the method further comprises the steps of:
and coating sealant at the joint of the front wall outer plate lower reinforcing beam and the water guide piece.
The beneficial effect that technical scheme that this application provided brought includes:
the embodiment of the application provides a water guide structure of a front wall outer plate of a vehicle body and a processing method, wherein a first space and a second space are correspondingly formed on an upper reinforcing beam of the front wall outer plate and a lower reinforcing beam of the front wall outer plate, and the upper reinforcing beam of the front wall outer plate and the lower reinforcing beam of the front wall outer plate are connected into a whole to communicate the first space and the second space; the front wall outer plate body covers and is connected to the front wall outer plate upper reinforcing beam and the front wall outer plate lower reinforcing beam, and the water guide piece is connected to the lower reinforcing beam and communicated with the second space; through the structural setting above, make the windscreen wiper scrape leaking of arm department enter into first space through the water inlet in, then flow into the second space, then get into water guide spare, at last derive water to the car through water guide spare outside to avoid water to enter into the driver's cabin, the mode above is through guide layer upon layer, handles leaking, avoids leaking of arm department and enters into the driver's cabin.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic structural view of a cowl outer panel structure in the related art;
FIG. 2 is a schematic view illustrating a water leakage state of a cowl outer panel structure according to the related art;
fig. 3 is a schematic view of a water guide structure of a cowl outer panel of a vehicle body according to an embodiment of the present disclosure for preventing water leakage;
fig. 4 is a schematic view illustrating a connection between a cowl outer panel water guiding structure and a cowl bottom cross member of a vehicle body according to an embodiment of the present application;
fig. 5 is an overall structural schematic diagram of a water guiding structure of a cowl outer panel of a vehicle body according to an embodiment of the present application;
fig. 6 is an explosion schematic diagram of a water guiding structure of a cowl outer panel of a vehicle body according to an embodiment of the present application.
In the figure: 1. a front wall outer panel body; 2. a front wall outer plate upper stiffening beam; 3. a front wall outer plate lower reinforcing beam; 4. a front wall outer plate reinforcing bracket; 5. a water guide; 6. a front wall lower baffle plate is arranged; 7. a water inlet; 8. connecting grooves; 9. sealing glue; 10. the front wall encloses the lower cross beam.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all 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 application.
The embodiment of the application provides a front wall outer plate water guide structure of a vehicle body and a processing method, and aims to solve the problem that water leakage at a wiper arm enters a cab in the related art.
Referring to fig. 3 to 6, a water guiding structure for a front wall outer panel of a vehicle body includes a front wall outer panel upper reinforcing beam 2, a front wall outer panel lower reinforcing beam 3, a front wall outer panel body 1 and a water guiding member 5, wherein a first space is provided in the front wall outer panel upper reinforcing beam 2, a second space is provided in the front wall outer panel lower reinforcing beam 3, the top of the front wall outer panel lower reinforcing beam 3 is connected with the bottom of the front wall outer panel upper reinforcing beam, the first space and the second space are communicated, and a channel through which water can pass is formed by the upper and lower communication.
Before enclose planking body 1 cover and connect under the planking stiffening beam 3 before and enclose on the planking stiffening beam 2 before to before enclose and be equipped with the water inlet 7 with first space intercommunication on the planking body 1 before to the windscreen wiper scrapes the water that the arm revealed and gets into from water inlet 7.
The water guide 5 is connected to the bottom of the front wall outer panel lower reinforcing beam 3 and communicated with the second space, the water guide 5 is used for discharging water entering the second space to the outside of the vehicle body, and the flow path of the water from top to bottom is as follows, referring to the arrow direction of fig. 3: water inlet, first space, second space, water guide 5, the car is out.
As shown in fig. 3, through the above structural arrangement, the front wall outer panel upper reinforcing beam 2 and the front wall outer panel lower reinforcing beam 3 correspondingly have a first space and a second space, the bottom of the front wall outer panel upper reinforcing beam 2 is connected with the top of the front wall outer panel lower reinforcing beam 3, the first space is communicated with the second space, the water guide piece 5 is connected with the bottom of the front wall outer panel lower reinforcing beam 3 and is communicated with the second space, the front wall outer panel body 1 covers and is connected with the front wall outer panel lower reinforcing beam 3 and the front wall outer panel upper reinforcing beam 2 to form an integral water guide channel, so that water entering the first space from the wiper arm is discharged from the top to the bottom through layer by layer guidance under the action of self gravity, and no drainage power elements are required to be arranged, the structure is simple, and the drainage effect is obvious; and this enclose planking water guide structure before the automobile body, except the effect of water guide still have the effect of separation, avoid getting into the driver's cabin from the rainwater.
In some preferred embodiments, in consideration of the overall stability of the cowl outer panel water guiding structure of the vehicle body, the cowl outer panel lower reinforcing beam 3 is provided with a connecting groove for connecting the water deflector 5, and the structure of the water deflector 5 is provided with:
firstly, the water guide piece 5 comprises a bracket and a water guide groove, one end of the bracket, which is far away from the front wall outer plate lower reinforcing beam 3, is used for being connected with the front wall lower baffle 6, namely the water guide piece 5 does not penetrate through the front wall lower baffle 6 and is connected with the top of the front wall lower baffle 6 to form a whole; the water chute penetrates through the bracket and the front wall lower baffle 6 and is communicated with the second space. The support has connection and support function this moment, will enclose the planking water guide structure before with enclose down baffle 6 before and be connected, strengthen stability to enclose planking stiffening beam 3 down before to support.
Secondly, the water guide piece 5 comprises a support and a water guide groove, one end of the support, which is far away from the front wall outer plate lower reinforcing beam 3, is used for being connected with and penetrating through the front wall lower baffle 6, and the water guide groove penetrates through the support. Namely, the water guide piece 5 penetrates through the front wall lower baffle 6 and is connected with the top of the front wall lower baffle 6 to form a whole; the water chute is positioned in the bracket.
The two water chutes are arranged along the length direction of the support, and the support has the function of strengthening the support 4 by the front wall outer plate and has the water guide function in the related technology.
Thirdly, the water guiding member 5, which may be a pipe, merely performs a water guiding function.
The setting can be selected according to actual requirements.
Further, the number of the water guiding members 5 may be plural, and the water guiding members are distributed along the length direction of the cowl outer panel lower reinforcing beam 3, so that the water guiding efficiency is increased.
In some preferred embodiments, for the connection form of the bottom of the cowl top reinforcement beam 2 and the cowl bottom reinforcement beam 3 and for ensuring the sealing of the connection so that no leakage occurs when rainwater passes through, the following arrangement is made:
firstly, both a front wall outer plate upper reinforcing beam 2 and a front wall outer plate lower reinforcing beam 3 are box beams, and a lower part of the front wall outer plate upper reinforcing beam 2 covers an upper part of the front wall outer plate lower reinforcing beam 3 to form a first connecting piece; a gap is arranged between the first connecting piece and the front wall outer plate body 1, and the first space and the second space are communicated through the gap.
Secondly, a lower part of the front wall outer plate upper reinforcing beam 2 is connected with an upper part of the front wall outer plate lower reinforcing beam 3 in an alignment manner to form a second connecting piece; the second connecting piece is provided with a connecting hole for communicating the first space with the second space, and no gap is formed between the second connecting piece and the front wall outer plate body 1. The front wall outer plate upper reinforcing beam 2 and the front wall outer plate lower reinforcing beam 3 can be box beams or steel beams with hollow interiors.
The automobile comprises the automobile body front wall outer plate water guide structure, water entering the first space from the wiper arm of the wiper can be discharged out of the automobile from top to bottom through layer-by-layer guiding under the action of self gravity, and a plurality of drainage power elements are not required to be arranged, so that the automobile is simple in structure and remarkable in drainage effect; and this enclose planking water guide structure before the automobile body, except the effect of water guide still have the effect of separation, avoid getting into the driver's cabin from the rainwater.
A processing method of a water guide structure of a front wall outer plate of a car body comprises the following steps:
assembling a front wall outer plate upper reinforcing beam 2, a front wall outer plate lower reinforcing beam 3 and a water guide piece 5, and then positioning by using a clamp to form a framework structure;
welding and reinforcing the framework structure;
the front wall outer plate body 1 is positioned by using a clamp and welded on the framework structure.
In some preferred embodiments, the cowl outer panel body 1 and the skeleton structure are welded by a welding method, and the welding method is considered as follows: enclose planking body 1 before and be A face spare, can not direct spot welding, direct electric welding can lead to welding the unable meeting requirements of back surface quality.
In some preferred embodiments, the number of the water guiding members 5 is two, and the sealant 9 is applied to the joint of the front wall outer plate lower reinforcing beam 3 and the water guiding member 5, and the adhesive tape is required to be continuous and has a diameter of about 7 mm, so that the operation is to enhance the sealing performance of the joint of the two and avoid rainwater leakage from the joint.
In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a enclose planking water guide structure before automobile body which characterized in that, it includes:
the front wall outer plate upper reinforcing beam (2) is internally provided with a first space;
the top of the front wall outer plate lower reinforcing beam (3) is connected with the bottom of the front wall outer plate upper reinforcing beam (2), and the first space is communicated with the second space;
the front wall outer plate body (1) covers and is connected to the front wall outer plate lower reinforcing beam (3) and the front wall outer plate upper reinforcing beam (2), and a water inlet (7) communicated with the first space is formed in the front wall outer plate body;
and a water guide (5) connected to the cowl outer panel lower reinforcement beam (3) and communicating with the second space, the water guide (5) being configured to discharge water entering the second space to the outside of the vehicle body.
2. The water guide structure of the dash outer panel of the vehicle body according to claim 1, wherein the water guide (5) comprises:
the bracket is used for connecting a front wall lower baffle (6) at one end away from the front wall outer plate lower reinforcing beam (3);
a water chute penetrating the bracket and the cowl panel (6).
3. The water guide structure of the front wall outer panel of the vehicle body according to claim 1, characterized in that:
the bracket is used for connecting and penetrating through the front wall lower baffle plate (6) at one end away from the front wall outer plate lower reinforcing beam (3);
a water chute penetrating the bracket.
4. The water guide structure of the front wall outer panel of the vehicle body according to claim 1, characterized in that:
the number of the water deflectors (5) may be plural, and the water deflectors are distributed along the longitudinal direction of the cowl outer panel lower reinforcement beam (3).
5. The water guide structure of the front wall outer panel of the vehicle body according to claim 1, characterized in that:
the front wall outer plate upper reinforcing beam (2) and the front wall outer plate lower reinforcing beam (3) are both box beams;
the lower part of the front wall outer plate upper reinforcing beam (2) coats the upper part of the front wall outer plate lower reinforcing beam (3) to form a first connecting piece; a gap is arranged between the first connecting piece and the front wall outer plate body (1), and the first space and the second space are communicated through the gap.
6. The water guide structure of the front wall outer panel of the vehicle body according to claim 1, characterized in that:
the lower part of the front wall outer plate upper reinforcing beam (2) is connected with the upper part of the front wall outer plate lower reinforcing beam (3) in an alignment manner to form a second connecting piece; and the second connecting piece is provided with a connecting hole for communicating the first space and the second space.
7. An automobile, characterized in that it comprises:
the water guide structure of the outer panel of the front wall of the vehicle body as claimed in claims 1 to 6.
8. The processing method of the water guide structure of the outer panel of the front wall of the car body according to any one of claims 1 to 6, characterized by comprising the following steps:
assembling and positioning a front wall outer plate upper reinforcing beam (2), a front wall outer plate lower reinforcing beam (3) and a water guide piece (5) to form a framework structure;
welding and reinforcing the framework structure;
and positioning the front wall outer plate body (1) and welding the front wall outer plate body on the framework structure.
9. The method for processing the water guide structure of the outer panel of the front wall of the vehicle body according to claim 8, wherein:
the front wall outer plate body (1) and the framework structure are welded in a close welding mode.
10. The method for processing the water guide structure of the cowl outer panel according to claim 8, wherein the method further comprises the steps of, before positioning and welding the cowl outer panel body (1) to the skeleton structure:
and (3) coating sealant (9) at the joint of the front wall outer plate lower reinforcing beam (3) and the water guide piece (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110735068.4A CN113263988B (en) | 2021-06-30 | 2021-06-30 | Water guide structure of front wall outer plate of vehicle body and processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110735068.4A CN113263988B (en) | 2021-06-30 | 2021-06-30 | Water guide structure of front wall outer plate of vehicle body and processing method |
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| CN113263988A true CN113263988A (en) | 2021-08-17 |
| CN113263988B CN113263988B (en) | 2023-01-17 |
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| JP2000280934A (en) * | 1999-03-29 | 2000-10-10 | Toyota Autom Loom Works Ltd | Car body structure for automobile |
| JP2003104238A (en) * | 2001-10-01 | 2003-04-09 | Toyota Auto Body Co Ltd | Draining structure of cowling |
| JP2006007982A (en) * | 2004-06-25 | 2006-01-12 | Mazda Motor Corp | Front structure of vehicle |
| JP2006256357A (en) * | 2005-03-15 | 2006-09-28 | Fuji Heavy Ind Ltd | Drainage structure of cowl panel |
| JP2008074202A (en) * | 2006-09-20 | 2008-04-03 | Mazda Motor Corp | Vehicle front structure |
| CN204095904U (en) * | 2014-09-11 | 2015-01-14 | 北京汽车股份有限公司 | A kind of front wall roof drip assembly and automobile |
| CN206766146U (en) * | 2017-05-11 | 2017-12-19 | 安徽江淮汽车集团股份有限公司 | A kind of front wall gutter channel and the attachment structure and automobile for before subtracting tower bag assembly |
| CN112706705A (en) * | 2021-01-04 | 2021-04-27 | 东风汽车股份有限公司 | Enclose hidden windscreen wiper drainage device before commercial car |
-
2021
- 2021-06-30 CN CN202110735068.4A patent/CN113263988B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000280934A (en) * | 1999-03-29 | 2000-10-10 | Toyota Autom Loom Works Ltd | Car body structure for automobile |
| JP2003104238A (en) * | 2001-10-01 | 2003-04-09 | Toyota Auto Body Co Ltd | Draining structure of cowling |
| JP2006007982A (en) * | 2004-06-25 | 2006-01-12 | Mazda Motor Corp | Front structure of vehicle |
| JP2006256357A (en) * | 2005-03-15 | 2006-09-28 | Fuji Heavy Ind Ltd | Drainage structure of cowl panel |
| JP2008074202A (en) * | 2006-09-20 | 2008-04-03 | Mazda Motor Corp | Vehicle front structure |
| CN204095904U (en) * | 2014-09-11 | 2015-01-14 | 北京汽车股份有限公司 | A kind of front wall roof drip assembly and automobile |
| CN206766146U (en) * | 2017-05-11 | 2017-12-19 | 安徽江淮汽车集团股份有限公司 | A kind of front wall gutter channel and the attachment structure and automobile for before subtracting tower bag assembly |
| CN112706705A (en) * | 2021-01-04 | 2021-04-27 | 东风汽车股份有限公司 | Enclose hidden windscreen wiper drainage device before commercial car |
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| CN113263988B (en) | 2023-01-17 |
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