CN217515234U - Structure assembly of automobile A column and automobile comprising same - Google Patents

Abstract

The utility model discloses a structure assembly of car A post reaches car including it, the structure assembly of car A post includes car A post, upside bounding wall and automobile threshold, and the both ends of car A post are connected with upside bounding wall and automobile threshold are fixed respectively. The automobile A column comprises an A column outer plate, an A column inner plate and a lower hinge reinforcing plate which is arranged between the A column inner plate and the A column outer plate and is positioned at the hinge mounting position of the lower end of the automobile A column. The automobile doorsill comprises a doorsill inner plate, a doorsill outer plate and a doorsill inner plate front connecting plate arranged at the front end of the doorsill inner plate; the rear end of the front connecting plate of the inner doorsill plate is fixedly connected with the front end of the inner doorsill plate, and the front connecting plate of the inner doorsill plate is fixedly connected with the lower end of the inner plate of the A column. The hinge position is strengthened by the lower hinge reinforcing plate arranged between the A column inner plate and the A column outer plate and positioned at the lower end of the automobile A column, and the lower end of the automobile A column is strengthened together with the threshold inner plate front connecting plate.

Description

Structure assembly of automobile A column and automobile comprising same

Technical Field

The utility model relates to an automobile body field, in particular to structure assembly of car A post reaches car including it.

Background

The A column of the automobile is an important framework of an automobile body, and the A column of the automobile is used as one of main connecting pieces and structural parts of the automobile body, not only needs to provide mounting support for a front door, a front door limiter, an instrument board beam and the like, but also needs to bear and transfer vertical force and longitudinal force of the automobile body, and the structure of the A column has direct influence on the rigidity, strength and safety of the whole automobile. In order to improve the rigidity, the strength and other performances of the A column of the automobile, the structure and the lap joint structure of the A column of the automobile in the prior art are complex, the self gravity of parts is large, and more structural parts need to be overlapped frequently in order to improve the connection rigidity.

However, with the development of automobiles, fuel automobiles and new energy automobiles are pursuing light automobile bodies, and light weight is the most effective measure for reducing consumption of raw materials, production cost of the automobiles and emission. The automobile is light in weight, so that the speed of the automobile can be improved, the oil consumption is reduced, and the exhaust emission is reduced. However, in the prior art, the automobile A column has the problems of large part weight and complex connection structure, and the lightweight development of the automobile is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve among the prior art automobile A post and all have part self weight great, problem that connection structure is complicated.

In order to solve the technical problem, the utility model discloses an embodiment discloses a structure assembly of car A post, including car A post, upside bounding wall and automobile threshold, the both ends of car A post are connected with upside bounding wall and automobile threshold are fixed respectively.

The automobile A column comprises an A column outer plate, an A column inner plate and a lower hinge reinforcing plate which is arranged between the A column inner plate and the A column outer plate and is positioned at the hinge mounting position of the lower end of the automobile A column.

The automobile doorsill comprises a doorsill inner plate, a doorsill outer plate and a doorsill inner plate front connecting plate arranged at the front end of the doorsill inner plate; the rear end of the front connecting plate of the inner doorsill plate is fixedly connected with the front end of the inner doorsill plate, and the front connecting plate of the inner doorsill plate is fixedly connected with the lower end of the inner plate of the A column.

Wherein lower hinge reinforcing plate is "L" shape, installation department and extension including integrated into one piece, and the middle part position of installation department is provided with hinge connection portion, be provided with on the A post inner panel inwards sunken, and with the mounting groove of installation department adaptation, installation department detachably is fixed in the mounting groove in, the extension extends towards the A post planking from the installation department to the tip fixed connection that the installation department was kept away from to the extension is on the A post planking.

By adopting the technical scheme, the hinge position is strengthened by the lower hinge reinforcing plate which is arranged between the A column inner plate and the A column outer plate and is positioned at the lower end of the automobile A column, and the lower end of the whole automobile A column is strengthened simultaneously. And the upper end of the automobile A-pillar is connected with the upper side coaming, so that the upper side coaming, the automobile A-pillar and the automobile threshold form a semi-surrounding structure, and the automobile A-pillar has better structural strength.

Furthermore, a threshold inner plate front connecting plate is arranged at the front end of the threshold inner plate and is used for connecting the threshold inner plate and the lower end of the A column inner plate so as to improve the structural strength of the lower end of the A column of the automobile. And lower hinge reinforcing plate is "L" shape, can support the cavity between A post planking and the A post inner panel to the installation department of lower hinge reinforcing plate inlays in establishing the mounting groove on A post inner panel, has both improved the intensity of door hinge department, also can not occupy too big volume simultaneously, is convenient for install and support and strengthens hinge installation position.

The utility model discloses an embodiment still discloses a structure assembly of car A post, and hinged joint portion sets up on hinged joint portion including setting up in two hinged joint holes of the middle part position of installation department, two hinged joint hole intervals.

Wherein the installation part is also provided with an annular reinforcing rib arranged around the hinge connection part, and two sides of the installation part are also provided with flanging structures.

By adopting the technical scheme, the two hinge connecting holes are used for installing the vehicle door hinge, and the annular reinforcing ribs are arranged on the installation part to improve the rigidity and the strength of the hinge connecting part and the installation part.

The utility model discloses an embodiment still discloses a structural assembly of car A post, and the middle part position of extension is provided with the lightening hole, and the both sides of lightening hole are provided with the strengthening rib that extends the setting along the extension, and the tip that the installation department was kept away from to the extension is provided with the overlap joint turn-ups, overlap joint turn-ups fixed connection on the A post planking.

By adopting the technical scheme, the lightening holes are formed in the middle of the extending part, the lightening effect can be further achieved, and the overall strength of the lower hinge reinforcing plate cannot be influenced. The overlap flanging arranged at the end part of the extension part far away from the installation part is used for being fixedly connected with the A-column outer plate so as to improve the connection stability of the lower hinge reinforcing plate and the A-column outer plate.

The utility model discloses an embodiment still discloses a structure assembly of car A post, and one side edge of connecting plate is provided with joint portion before the threshold inner panel, and the front end of threshold inner panel is provided with by joint portion.

Adopt above-mentioned technical scheme, set up joint portion before the threshold inner panel on the connecting plate, be provided with by joint portion in the front end of threshold inner panel, can install the location to threshold inner panel front connecting plate through setting up joint portion and by joint portion to also can further improve joint strength.

The utility model discloses an embodiment also discloses a structural assembly of the automobile A column, the clamping part comprises a depressed part arranged at one side edge of the front connecting plate of the inner plate of the doorsill, and the depressed part and one side edge are in circular arc transition; the concave part is internally provided with a buckle, and the front end of the inner plate of the doorsill is provided with a clamping groove matched with the buckle.

By adopting the technical scheme, the sunken part is arranged to avoid interference between the front end of the threshold inner plate and the front end of the threshold inner plate or other parts, the buckle is arranged in the sunken part, the clamped part is arranged to be a clamping groove, and the front end of the threshold inner plate are conveniently clamped and positioned by the front connecting plate of the threshold inner plate.

The utility model discloses an embodiment has still disclosed the structure assembly of a car A post, and the depressed part is provided with a plurality ofly, and a plurality of depressed parts set up along one side edge of threshold inner panel front connecting plate evenly and with having the interval, and a plurality of depressed parts are the cockscomb structure at one side edge, and the front end of threshold inner panel evenly just is provided with a plurality of draw-in grooves with having the interval.

By adopting the technical scheme, the plurality of concave parts and the plurality of buckles are arranged, so that the connection strength and the connection stability between the front end of the threshold inner plate and the front connecting plate of the threshold inner plate can be further improved.

The utility model discloses an embodiment also discloses a structural assembly of the automobile A column, the clamping part comprises a clamping platform which is arranged at one side edge of the front connecting plate of the inner plate of the threshold and protrudes out of the plane where the front connecting plate of the inner plate of the threshold is arranged, and a barb-shaped clamping hook is arranged on the clamping platform; the clamped part comprises a groove arranged on the inner plate of the doorsill, and a clamping structure matched with the clamping hook is arranged in the groove.

By adopting the technical scheme, the barb-shaped clamping hook is arranged on the clamping table, and when the front connecting plate of the threshold inner plate is clamped on the threshold inner plate, the clamping hook on the clamping table is matched with the clamping structure in the groove, so that the front connecting plate of the threshold inner plate can be prevented from being separated from the threshold inner plate.

The utility model discloses an embodiment still discloses a structure assembly of car A post, still is provided with arc transition portion before the threshold inner panel on the connecting plate, and arc transition portion sets up the corner of connecting plate before the threshold inner panel, and arc transition portion is provided with the arc chamfer of indent.

By adopting the technical scheme, the arc-shaped transition part is matched with the corner position of the automobile door, so that the automobile door is convenient to install, and the interference between the automobile door and the front connecting plate of the inner plate of the threshold is prevented.

The utility model discloses an embodiment still discloses a structure assembly of car A post, and automobile threshold still includes outer reinforcing plate, and outer reinforcing plate detachably sets up between threshold inner panel and threshold planking, and the inboard of outer reinforcing plate is provided with a plurality of gluey grooves, and a plurality of gluey groove intervals set up.

Wherein, the outer reinforcing plate is welded with the A column outer plate and the lap joint part of the front connecting plate of the inner doorsill plate, and the outer reinforcing plate is bonded with the A column outer plate by filling structural glue in a plurality of glue grooves.

Adopt above-mentioned technical scheme, set up outer reinforcing plate on automobile doorsill and can improve automobile doorsill's intensity to further be provided with a plurality of glue grooves in the inboard of outer reinforcing plate, glue through filling the structure in gluing the groove and glue and bond, adopt bonding and welding two kinds of modes to carry out fixed connection, in order to satisfy under lightweight design, guarantee automobile doorsill and automobile A post's the joint part structural strength and joint strength.

The utility model discloses an embodiment has still disclosed an automobile, including the automobile body, still include the structure assembly of the car A post of above-mentioned arbitrary one.

Adopt above-mentioned technical scheme, to the car, set up on the car the utility model discloses a structure assembly of car A post has avoided setting up complicated overlap joint structure between threshold roof beam and the car A post, avoids setting up more part, carries out better optimization to the overlap joint position, when satisfying the overlap joint structure of car A post and threshold roof beam, avoids setting up complicated structure, can alleviate the weight of car effectively, reduces the consumption of raw and other materials, reduces vehicle manufacturing cost and reduces the emission.

The beneficial effects of the utility model are that:

the utility model provides a structure assembly of car A post, including car A post, upside bounding wall and automobile threshold, form half enclosed construction between car A post, upside bounding wall and the automobile threshold to between A post inner panel and A post planking, and be located the lower extreme of car A post and set up down the hinge reinforcing plate, the structural strength of hinge department can be strengthened to lower hinge reinforcing plate, also can support and strengthen the lower extreme of car A post simultaneously. Set up the lower extreme that the connecting plate is used for connecting threshold inner panel and A post inner panel before the threshold inner panel at the front end of threshold inner panel, further improve the lower extreme of car A post and the structural strength between the car threshold, and the utility model provides a lower hinge reinforcing plate and threshold inner panel front connecting plate's simple structure, volume are less, have alleviateed the dead weight of part and have optimized connection structure, have solved the problem that the overlap joint structure of A post lower extreme is complicated, part weight is big and connection rigidity is weak.

Drawings

Fig. 1 is a schematic structural diagram of a structural assembly of an a pillar of an automobile according to an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of the lower end of the A-pillar and the front end of the threshold of the vehicle shown in FIG. 1;

fig. 3 is another schematic structural diagram of a structural assembly of an a-pillar of an automobile according to an embodiment of the present invention;

FIG. 4 is an enlarged view of a portion of the lower end of the A-pillar and the front end of the vehicle threshold of FIG. 3;

fig. 5 is a schematic structural view of a lower hinge reinforcing plate in a structural assembly of an a-pillar of an automobile according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a front connecting plate of a rocker inner plate in a structural assembly of an a-pillar of an automobile provided in an embodiment of the present invention.

Description of the reference numerals:

100. an automobile A-pillar;

110. an A column inner plate;

120. a lower hinge reinforcement plate; 130. an A column outer plate;

121. an installation part;

1211. a hinge connection portion; 1212. a hinge connection hole; 1213. an annular reinforcing rib; 1214. a flanging structure;

122. an extension portion;

1221. lightening holes; 1222. overlapping and flanging;

200. an upper side coaming;

300. an automobile threshold;

310. a threshold inner plate;

320. a front connecting plate of the inner plate of the threshold;

321. a clamping part;

3211. a recessed portion; 3212. buckling;

322. an arc-shaped transition portion; 323. and (6) a glue groove.

Detailed Description

The following description is given for illustrative embodiments of the invention, and other advantages and effects of the invention will be apparent to those skilled in the art from the disclosure of the present invention. While the invention will be described in conjunction with the preferred embodiments, it is not intended that features of the invention be limited to only those embodiments. On the contrary, the intention of implementing the novel features described in connection with the embodiments is to cover other alternatives or modifications which may be extended based on the claims of the present invention. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be practiced without these particulars. Furthermore, some of the specific details are omitted from the description so as not to obscure or obscure the present invention. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

It should be noted that in this specification, like reference numerals and letters refer to like items in the following drawings, and thus, once an item is defined in one drawing, it need not be further defined and explained in subsequent drawings.

In the description of the present embodiment, it should be noted that the terms "upper", "lower", "inner", "bottom", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships that the present invention is usually placed when the present invention is used, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

In the description of the present embodiment, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected" and "connected" should be interpreted broadly, and may be, for example, 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 meanings of the above terms in the present embodiment can be understood in specific cases by those of ordinary skill in the art.

To make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

As a preferred embodiment of the present invention, as shown in fig. 1-6, the embodiment of the present invention discloses a structural assembly of an a-pillar 100 of an automobile, which comprises an a-pillar 100 of an automobile, an upper side panel 200 and an automobile threshold 300, wherein two ends of the a-pillar 100 of an automobile are respectively fixedly connected with the upper side panel 200 and the automobile threshold 300.

The automobile a-pillar 100 includes an a-pillar outer panel 130, an a-pillar inner panel 110, and a lower hinge reinforcement panel 120 disposed between the a-pillar inner panel 110 and the a-pillar outer panel 130 at a lower end hinge mounting position of the automobile a-pillar 100.

The automobile doorsill 300 includes a doorsill inner panel 310, a doorsill outer panel, and a doorsill inner panel front connection plate 320 provided at the front end of the doorsill inner panel 310; the rear end of the threshold inner plate front connecting plate 320 is fixedly connected with the front end of the threshold inner plate 310, and the threshold inner plate front connecting plate 320 is fixedly connected with the lower end of the a-pillar inner plate 110.

The lower hinge reinforcing plate 120 is L-shaped, and includes an installation portion 121 and an extension portion 122 which are integrally formed, a hinge connection portion 1211 is disposed at a middle position of the installation portion 121, an installation groove which is recessed inwards and adapted to the installation portion 121 is disposed on the a-pillar inner plate 110, the installation portion 121 is detachably fixed in the installation groove, the extension portion 122 extends from the installation portion 121 towards the a-pillar outer plate 130, and an end portion of the extension portion 122 far away from the installation portion 121 is fixedly connected to the a-pillar outer plate 130.

Specifically, in the present embodiment, the two ends of the a-pillar 100 may be connected to the upper side coaming 200 and the car threshold 300 by welding, screwing, integral molding or other fixing connection methods. This embodiment is not particularly limited thereto.

More specifically, in the present embodiment, the lower hinge reinforcement plate 120 is disposed between the a-pillar inner plate 110 and the a-pillar outer plate 130, and the mounting portion 121 of the lower hinge reinforcement plate 120 is fixedly disposed on the a-pillar inner plate 110, specifically as shown in fig. 1, fig. 1 is a schematic view of the a-pillar inner plate 130 of the automobile a-pillar 100 after the a-pillar outer plate 130 is removed, and the lower hinge reinforcement plate 120 is a hinge position for mounting a door disposed on the a-pillar inner plate 110, and reinforces the hinge connection position and the a-pillar inner plate 110. Fig. 2 is a partially enlarged view of a connection portion of the lower end of the a-pillar 100 of the vehicle and the doorsill 300 of the vehicle.

More specifically, in the present embodiment, the rocker inner panel front connecting plate 320 is as shown in fig. 6, and the rocker inner panel front connecting plate 320 is provided at a connecting portion between the front end of the rocker inner panel 310 and the a-pillar inner panel 110, as shown in fig. 3.

It should be noted that, for those skilled in the art, a reinforcing plate may be added to the rocker inner panel 310 according to actual needs to improve the impact-proof effect of the rocker, or another reinforcing plate may be added to the car a-pillar 100, but it should be understood that the arrangement positions of the lower hinge reinforcing plate 120 and the rocker inner panel front connecting plate 320 are not changed.

More specifically, in the present embodiment, as shown in fig. 3 and 4, in the thickness direction of the automobile rocker 300, the connecting portion of the automobile rocker 300 and the automobile a-pillar 100, the rocker inner panel 310, the rocker inner panel front connecting plate 320, and the a-pillar outer panel 130 are sequentially overlapped, so that the overlapping structure of the connecting portion is optimized and reinforced. At the position where the rocker inner panel front connecting plate 320 is connected to the a-pillar 100 of the automobile, the inner side portion of the rocker inner panel front connecting plate 320 is fixedly connected to the a-pillar inner panel 110, and the outer side portion is fixedly connected to the a-pillar outer panel 130.

More specifically, in the present embodiment, the connection between the rocker inner panel front connecting plate 320 and the rocker inner panel 310, and the connection between the rocker inner panel front connecting plate 320 and the a-pillar inner panel 110 and the a-pillar outer panel 130 are preferably fixedly connected by spot welding.

More specifically, in the present embodiment, the lower end of the entire automobile a-pillar 100 is reinforced at the same time as the hinge position is reinforced by providing the lower hinge reinforcement plate 120 between the a-pillar inner panel 110 and the a-pillar outer panel 130 and at the lower end of the automobile a-pillar 100. And the upper end of the automobile a-pillar 100 is connected with the upper side coaming 200, so that the upper side coaming 200, the automobile a-pillar 100 and the automobile threshold 300 form a semi-enclosed structure, and have better structural strength.

Further, a threshold inner plate front connecting plate 320 is provided at the front end of the threshold inner plate 310, and the threshold inner plate front connecting plate 320 is used for connecting the threshold inner plate 310 and the lower end of the a-pillar inner plate 110, so as to improve the structural strength of the lower end of the automobile a-pillar 100. And lower hinge reinforcing plate 120 is "L" shape, can support the cavity between A post planking 130 and A post inner panel 110 to the installation department 121 of lower hinge reinforcing plate 120 inlays and establishes in the mounting groove (not shown in the figure) on A post inner panel 110, has both improved the intensity of door hinge department, also can not occupy too big volume simultaneously, is convenient for install and support and strengthens hinge installation department 121 position.

The embodiment of the present embodiment further discloses a structural assembly of the a-pillar 100 of the automobile, wherein the hinge connection portion 1211 includes two hinge connection holes 1212 disposed at a middle position of the mounting portion 121, and the two hinge connection holes 1212 are disposed on the hinge connection portion 1211 at intervals.

Wherein the mounting portion 121 is further provided thereon with an annular bead 1213 arranged around the hinge connection portion 1211, and both sides of the mounting portion 121 are further provided with burring structures 1214.

Specifically, in this embodiment, the setting position, the setting number, and the setting mode of the hinge connection holes 1212 may all be adjusted according to an actual vehicle model, which is not specifically limited in this embodiment.

More specifically, in the present embodiment, the annular reinforcing ribs 1213 are arranged around the hinge connection portion 1211 as shown in fig. 5, and the annular reinforcing ribs 1213 may be provided with 1, 2, 3 or other numbers, which can be designed by those skilled in the art according to actual needs and specific situations, and the present embodiment is not particularly limited thereto.

More specifically, in the present embodiment, the flanging structures 1214 are as shown in fig. 5, and the flanging structures 1214 are disposed at two sides of the mounting portion 121 for being in lap-fit connection with the mounting grooves on the a-pillar inner panel 110.

With this arrangement, the two hinge connection holes 1212 are used to mount the door hinge, and the annular bead 1213 provided on the mounting portion 121 can improve the rigidity and strength of the hinge connection portion 1211 and the mounting portion 121.

The embodiment of the embodiment also discloses a structural assembly of the automobile a-pillar 100, wherein a lightening hole 1221 is arranged in the middle of the extension part 122, reinforcing ribs extending along the extension part 122 are arranged on two sides of the lightening hole 1221, a lap-joint flange 1222 is arranged at the end part of the extension part 122 far away from the mounting part 121, and the lap-joint flange 1222 is fixedly connected to the a-pillar outer plate 130.

Specifically, in the present embodiment, a weight-reducing hole 1221 is disposed in the middle of the extending portion 122, so as to further achieve the effect of reducing weight, and not affect the overall strength of the lower hinge reinforcing plate 120. The overlap flange 1222 provided at the end of the extension 122 away from the mounting portion 121 is used to be fixedly connected to the a-pillar outer plate 130 to improve the connection stability between the lower hinge reinforcement plate 120 and the a-pillar outer plate 130.

The embodiment of the present embodiment further discloses a structural assembly of the a pillar 100 of the automobile, wherein a clamping portion 321 is disposed at an edge of one side of the front connecting plate 320 of the inner sill plate, and a clamped portion 321 is disposed at a front end of the inner sill plate 310.

Specifically, in this embodiment, the clamping portion 321 is disposed on the front connecting plate 320 of the inner sill plate, the engaged portion 321 is disposed at the front end of the inner sill plate 310, and the front connecting plate 320 of the inner sill plate can be installed and positioned by disposing the clamping portion 321 and the engaged portion 321, and the connection strength can be further improved.

More specifically, in this embodiment, one of the clamping portion 321 and the clamped portion 321 may be set as the buckle 3212, the other may be set as a clamping groove adapted to the buckle 3212, one of them may also be set as the lap joint, and the other may be set as the lap joint hole adapted to the lap joint.

The embodiment of the present embodiment further discloses a structural assembly of an automobile a-pillar 100, as shown in fig. 4 and fig. 6, the fastening portion 321 includes a recessed portion 3211 disposed at one side edge of the threshold inner panel front connecting plate 320, and the recessed portion 3211 and one side edge are in arc transition; a buckle 3212 is arranged in the recess 3211, and a slot adapted to the buckle 3212 is arranged at the front end of the inner sill plate 310.

Specifically, in this embodiment, the recess 3211 is provided to prevent interference between the front connecting plate 320 of the inner sill plate and the front end of the inner sill plate 310 or other components, and the clip 3212 is provided in the recess 3211 to set the engaged portion 321 as a slot, so as to facilitate the engagement and positioning of the front connecting plate 320 of the inner sill plate and the front end of the inner sill plate 310.

The embodiment of the embodiment further discloses a structural assembly of the automobile a-pillar 100, the plurality of recesses 3211 are arranged uniformly and at intervals along one side edge of the front connecting plate 320 of the inner sill plate, the plurality of recesses 3211 are in a zigzag shape at one side edge, and a plurality of slots are arranged uniformly and at intervals at the front end of the inner sill plate 310.

Specifically, in the present embodiment, the provision of the plurality of recesses 3211 and the plurality of snaps 3212 can further improve the connection strength and the connection stability between the front end of the rocker inner panel front connecting plate 320 and the front end of the rocker inner panel 310.

More specifically, in this embodiment, the number of the recesses 3211 may be 3, 4, 5, 6 or other numbers, and the number of the slots disposed at the front end of the threshold inner plate 310 is the same as the number of the recesses 3211, which can be set by a person skilled in the art according to actual needs, and this embodiment is not limited specifically.

The embodiment of the present invention further discloses a structural assembly of the car a-pillar 100, wherein the fastening portion 321 includes a fastening platform disposed at an edge of one side of the front connecting plate 320 of the inner sill panel and protruding out of the plane where the front connecting plate 320 of the inner sill panel is located, and the fastening platform is provided with a barbed fastening hook (not shown in the figure); the clamped portion 321 includes a groove disposed on the inner sill plate 310, and a clamping structure adapted to the clamping hook is disposed in the groove.

Specifically, in the present embodiment, the barb-shaped hook is disposed on the clamping table, and when the front threshold inner plate connecting plate 320 is clamped on the inner threshold plate 310, the hook on the clamping table is adapted to the clamping structure in the groove, and the front threshold inner plate connecting plate 320 can be prevented from being separated from the inner threshold plate 310.

More specifically, in this embodiment, a hook having a shape like a "J", "T", or other structural shapes may also be disposed on the clamping table, which is not described in this embodiment again.

The embodiment of the embodiment also discloses a structural assembly of the automobile a-pillar 100, as shown in fig. 6, an arc-shaped transition portion 322 is further disposed on the threshold inner plate front connecting plate 320, the arc-shaped transition portion 322 is disposed at a corner of the threshold inner plate front connecting plate 320, and the arc-shaped transition portion 322 is provided with a concave arc-shaped chamfer.

By adopting the arrangement mode, the arc-shaped transition part 322 is matched with the corner position of the automobile door, so that the automobile door is convenient to mount, and the interference between the automobile door and the doorsill inner plate front connecting plate 320 is prevented.

The embodiment of the embodiment also discloses a structural assembly of the automobile A-pillar 100, the automobile threshold 300 further comprises an outer reinforcing plate, the outer reinforcing plate is detachably arranged between the inner threshold plate 310 and the outer threshold plate, the inner side of the outer reinforcing plate is provided with a plurality of glue grooves 323, and the glue grooves 323 are arranged at intervals.

The outer reinforcing plate is welded to the lap joint portion of the A-pillar outer plate 130 and the threshold inner plate front connecting plate 320, and the outer reinforcing plate is bonded to the A-pillar outer plate 130 by filling structural glue into the glue grooves 323.

Specifically, in this embodiment, the strength of the automobile doorsill 300 can be improved by providing the outer reinforcement plate on the automobile doorsill 300, and further, the plurality of glue grooves 323 are formed in the inner side of the outer reinforcement plate, the glue grooves 323 are filled with structural glue for bonding, and the glue grooves 323 are fixedly connected in two ways, i.e., bonding and welding, so that the structural strength and the connection strength of the connection portion between the automobile doorsill 300 and the automobile a-pillar 100 can be ensured under the light weight design.

As another preferred embodiment, as shown in the figure, a plurality of glue grooves 323 can also be arranged on the upper portion of the front connecting plate 320 of the inner sill plate, and only part of the glue grooves 323 are shown on the upper portion of the front connecting plate 320 of the inner sill plate, so as to bond the front connecting plate 320 of the inner sill plate and the outer A-pillar plate 130 together.

More specifically, in this embodiment, the glue groove 323 may be provided with 2, 3, 4, 5 or other numbers, and those skilled in the art may select the glue groove according to actual needs and specific situations, which is not specifically limited in this embodiment.

The embodiment of the embodiment also discloses an automobile which comprises an automobile body and a structural assembly of the automobile A-column 100.

Specifically, in this embodiment, to the car, set up on the car the utility model discloses a car A post 100's structure assembly has avoided setting up complicated overlap joint structure between threshold roof beam and the car A post 100, avoids setting up more part, carries out better optimization to the overlap joint position, when satisfying the overlap joint structure of car A post 100 and threshold roof beam, avoids setting up complicated structure, can alleviate the weight of car effectively, reduces the consumption of raw and other materials, reduces vehicle manufacturing cost and reduces the emission.

In summary, the present embodiment provides a structural assembly of an automobile a-pillar 100 and an automobile comprising the same, the structural assembly of the automobile a-pillar 100 comprises an automobile a-pillar 100, an upper side coaming 200 and an automobile threshold 300, a semi-enclosed structure is formed between the automobile a-pillar 100, the upper side coaming 200 and the automobile threshold 300, and a lower hinge reinforcing plate 120 is disposed between the a-pillar inner plate 110 and the a-pillar outer plate 130 and at the lower end of the automobile a-pillar 100, and the lower hinge reinforcing plate 120 can not only reinforce the structural strength at the hinge, but also support and reinforce the lower end of the automobile a-pillar 100. The front end at threshold inner panel 310 sets up the lower extreme that connecting plate 320 was used for connecting threshold inner panel 310 and A post inner panel 110 before the threshold inner panel, further improves the structural strength between lower extreme and the automobile threshold 300 of car A post 100, and the utility model provides a lower hinge reinforcing plate 120 and connecting plate 320 before the threshold inner panel's simple structure, volume are less, have alleviateed the dead weight of part and have optimized connection structure, have solved the problem that the overlap joint structure of A post lower extreme is complicated, part weight is big and connection rigidity is weak.

While the invention has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing is a more detailed description of the invention, and the specific embodiments thereof are not to be considered as limiting. Various changes in form and detail, including simple deductions or substitutions, may be made by those skilled in the art without departing from the spirit and scope of the invention.

Claims (10)

1. A structural assembly of an automobile A-pillar comprises an automobile A-pillar, an upper side coaming and an automobile threshold, wherein two ends of the automobile A-pillar are fixedly connected with the upper side coaming and the automobile threshold respectively; the method is characterized in that:

the automobile A column comprises an A column outer plate, an A column inner plate and a lower hinge reinforcing plate which is arranged between the A column inner plate and the A column outer plate and is positioned at the hinge mounting position at the lower end of the automobile A column;

the automobile doorsill comprises a doorsill inner plate, a doorsill outer plate and a doorsill inner plate front connecting plate arranged at the front end of the doorsill inner plate; the rear end of the front connecting plate of the inner doorsill plate is fixedly connected with the front end of the inner doorsill plate, and the front connecting plate of the inner doorsill plate is fixedly connected with the lower end of the inner plate of the A column; wherein

Lower hinge reinforcing plate is "L" shape, installation department and extension including integrated into one piece, the middle part position of installation department is provided with hinge connection portion, be provided with on the A post inner panel inwards sunken, and with the mounting groove of installation department adaptation, installation department detachably is fixed in the mounting groove, the extension certainly the installation department orientation A post planking extends, and the extension is kept away from the tip fixed connection of installation department in on the A post planking.

2. The structural assembly of an a-pillar of an automobile according to claim 1, wherein the hinge connection portion includes two hinge connection holes provided at a middle position of the mounting portion, the two hinge connection holes being provided at intervals on the hinge connection portion; wherein

The installation part is further provided with annular reinforcing ribs surrounding the hinge connection part, and two sides of the installation part are further provided with flanging structures.

3. The structural assembly of an a-pillar of an automobile according to claim 2, wherein a lightening hole is formed in the middle of the extension portion, reinforcing ribs extending along the extension portion are arranged on two sides of the lightening hole, and a lap-joint flange is arranged at an end portion of the extension portion, which is far away from the mounting portion, and is fixedly connected to the outer plate of the a-pillar.

4. The structural assembly of an a-pillar of an automobile according to claim 3, wherein a catching portion is provided at an edge of one side of the front connecting plate of the inner rocker panel, and the caught portion is provided at the front end of the inner rocker panel.

5. The structural assembly of an a-pillar of an automobile according to claim 4, wherein the catching portion includes a recessed portion provided at one side edge of the front connecting plate of the inner rocker panel, the recessed portion being in arc transition with the one side edge; the inner side of the door sill inner plate is provided with a groove matched with the buckle.

6. The structural assembly of an a-pillar for an automobile according to claim 5, wherein a plurality of the depressed portions are provided, a plurality of the depressed portions are provided evenly and at intervals along the one side edge of the front connecting plate of the rocker inner panel, and a plurality of the depressed portions are formed in a zigzag shape at the one side edge, and a plurality of the catching grooves are provided evenly and at intervals at the front end of the rocker inner panel.

7. The structural assembly of an a-pillar of an automobile according to claim 4, wherein the clipping portion includes a clipping table disposed at one side edge of the front connecting plate of the inner sill plate and protruding out of the plane where the front connecting plate of the inner sill plate is located, and the clipping table is provided with a barb-shaped clipping hook; the clamped part comprises a groove arranged on the inner doorsill plate, and a clamping structure matched with the clamping hook is arranged in the groove.

8. The structural assembly of an a-pillar of an automobile according to claim 6 or 7, wherein an arc-shaped transition portion is further disposed on the front connecting plate of the inner sill plate, the arc-shaped transition portion is disposed at a corner of the front connecting plate of the inner sill plate, and the arc-shaped transition portion is provided with an inwardly concave arc-shaped chamfer.

9. The structural assembly of an a-pillar for an automobile of claim 8, wherein said automobile threshold further comprises an outer reinforcement detachably disposed between said inner threshold panel and said outer threshold panel, said outer reinforcement having a plurality of glue wells disposed on an inner side thereof, said plurality of glue wells being spaced apart, wherein

The outer reinforcing plate is welded with the A column outer plate and the lap joint part of the front connecting plate of the doorsill inner plate, and the outer reinforcing plate is bonded with the A column outer plate by filling structural glue in the glue grooves.

10. An automobile comprising a body and further comprising a structural assembly of an a-pillar of an automobile according to any one of claims 1 to 9.

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