CN218400735U

CN218400735U - Upper and lower body front panel and automobile

Info

Publication number: CN218400735U
Application number: CN202222526089.8U
Authority: CN
Inventors: 张策; 李鑫; 年浩
Original assignee: IAT Automobile Technology Co Ltd
Current assignee: IAT Automobile Technology Co Ltd
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2023-01-31
Anticipated expiration: 2032-09-23

Abstract

The utility model provides a dash board and car before automobile body of dividing piece from top to bottom, the dash board includes: a front upper coaming assembly; a front lower coaming assembly; and a connector; the connecting piece includes the bolt that is used for the connection, set up in the sleeve pipe mount pad on preceding bounding wall assembly and set up in sleeve pipe on the sleeve pipe mount pad, the sleeve pipe cover is established on the bolt. The front wall plate is divided into the front upper wall plate assembly and the front lower wall plate assembly to be respectively installed on the upper vehicle body and the lower vehicle body, so that the front wall plate can be integrally assembled and formed with the upper vehicle body and the lower vehicle body, threaded connection is carried out through the bolt, the installation efficiency on the bus is improved, meanwhile, a sleeve installation seat capable of installing a sleeve is designed on the front upper wall plate, when the front upper wall plate assembly is connected with the front lower wall plate assembly, the sleeve on the sleeve installation seat can sleeve the bolt for connection, the connection strength is improved, and the strength of the front wall plate of the upper vehicle body and the lower vehicle body is improved.

Description

Upper and lower body front panel and automobile

Technical Field

The utility model relates to a research and development and the design of car especially relate to a divide automobile body front panel and car of piece from top to bottom.

Background

In the field of automobile engineering, a front wall plate and a reinforcing structure thereof are used as important structural members, and the front wall plate and the reinforcing structure thereof have the main functions of isolating an engine compartment and a passenger compartment and are responsible for sound insulation, heat insulation and vibration reduction of the passenger compartment; in the frontal collision, the impact force generated by the collision of the engine compartment is borne, the invasion amount of the front wall plate is reduced, and the safety performance of the passenger compartment is improved; and the connecting structure is formed with the left and right front longitudinal beams, so that the bending rigidity and the mode of the whole vehicle are improved. Meanwhile, the sealing device has the function of providing sealing for the chassis, power and electric devices.

The current split body structure has the following problems: preceding bounding wall formula as an organic whole shaping of automobile body, when split type body coupling, the upper and lower automobile body needs bolted connection, and this structure can't be suitable for and carries out the assembly, needs to install alone.

In view of this, the present invention is especially provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a bounding wall structure and car before automobile body to solve the technical problem who exists among the prior art.

The utility model discloses the first aspect provides a divide automobile body dash board of piece from top to bottom, include:

the front upper coaming assembly is used for being arranged on the upper vehicle body;

the front lower coaming assembly is used for being installed on the lower vehicle body;

the connecting piece is used for connecting the front upper coaming assembly and the front lower coaming assembly;

the connecting piece includes the bolt that is used for the connection, set up in the sleeve pipe mount pad on preceding bounding wall assembly and set up in sleeve pipe on the sleeve pipe mount pad, the sleeve pipe cover is established on the bolt.

In this scheme, through divide into preceding bounding wall assembly and preceding lower bounding wall assembly before original integration, install respectively on last automobile body and lower automobile body, make preceding bounding wall can carry out the totality equipment shaping with last automobile body, carry out threaded connection through the bolt, the installation effectiveness on the bus has been improved, simultaneously through the sleeve pipe mount pad that can install the sleeve pipe of design on preceding enclosing wall assembly, when making preceding bounding wall assembly be connected with preceding lower bounding wall assembly, the bolt of connecting usefulness can be entangled to the sleeve pipe on the sleeve pipe mount pad, the intensity of connecting has been improved, the intensity of the automobile body bounding wall of dividing from top to bottom has been promoted.

As will be understood, the dash panel (dash board) is a partition board between the engine compartment and the vehicle compartment, which is connected to the floor and the front pillar, and is installed under the cowl top. The front wall is provided with a plurality of openings for passing through pull wires, pull rods, pipelines and wire harnesses for operation and is matched with the installation positions of machine parts such as pedals, square machine columns and the like; the structural adhesive is an adhesive which has high strength (compressive strength is greater than 65MPa, steel-steel positive tensile bonding strength is greater than 30MPa, and shear strength is greater than 18 MPa), can bear larger load, is aging-resistant, fatigue-resistant and corrosion-resistant, has stable performance in the expected life, and is suitable for bearing strong structural part bonding; the sealing glue is a sealing material which deforms along with the shape of the sealing surface, is not easy to flow and has certain cohesiveness, is an adhesive used for filling configuration gaps to play a role in sealing, and has the functions of leakage prevention, water prevention, vibration prevention, sound insulation, heat insulation and the like.

In a further aspect of the present invention, the front upper panel assembly includes:

the front upper coaming is used for being connected with the front end of the upper vehicle body;

the front upper coaming reinforcing plate is used for improving the strength of the front upper coaming assembly;

wherein, the sleeve pipe mount pad sets up in preceding enclose on the reinforcing plate.

In this scheme, can improve through setting up preceding bounding wall reinforcing plate, preceding bounding wall assembly's intensity prevents to cause the damage to car floor and other structures because of the car striking, can enclose the sleeve pipe mount pad simultaneously and provide the holding power.

In a further aspect of the present invention, the front lower panel assembly comprises:

the torque box is used for bearing the torque generated by the running of the automobile;

the torsion box is arranged on the front lower coaming;

wherein, the front lower coaming is provided with a threaded hole which is connected with the bolt in a matching way.

In this scheme, install in the aluminum alloy torsion box of full aluminium and aluminium lower automobile body, structural parts such as mainly used relevance back longeron, passenger cabin and back sub vehicle frame. The torsion box is connected and arranged on the front lower coaming through an FDS hot melting self-tapping drill; FDS hot melt self-tapping drill connection refers to a connection process of material contact (heating) → hole forming → tapping → screwing to a prescribed torque.

In a further aspect of the present invention, the front upper panel assembly includes: preceding upper panel assembly includes: and the steering mounting plate is used for mounting a steering gear and is arranged on the front upper coaming.

The utility model discloses an among the further scheme, torsion box includes left end torsion box and right-hand member torsion box, and left end torsion box and right-hand member torsion box set up respectively in preceding both ends of lower bounding wall.

The utility model discloses an among the further scheme, be equipped with the same screw hole of screw thread key element on preceding lower bounding wall assembly and preceding lower bounding wall assembly's the terminal surface of being connected for the cooperation bolt realizes threaded connection.

The utility model discloses an among the further scheme, the connecting piece still glues and is used for sealed gluey including the structure that is used for promoting intensity. For sealing, can also set up the sealing strip in order to clip preceding enclose the terminal surface that upper plate assembly and preceding enclose lower plate assembly are connected.

The utility model discloses an among the further scheme, the dash board hypoplastron is the extruded aluminium material, and left end torsion box adopts cast aluminium material with right-hand member torsion box.

The utility model discloses an among the further scheme, be equipped with bottom connecting plate and top connecting plate on the sleeve pipe mount pad, the bottom connecting plate is connected with preceding last bounding wall assembly, and top connecting plate butt is in the front on the lower bounding wall assembly.

In a further scheme of the utility model, a bolt X is connected with the front upper coaming assembly and the front lower coaming assembly in the X direction; and the structural adhesive is connected with the front lower coaming assembly and the front upper coaming assembly in the Z direction.

The utility model discloses the second aspect provides an automobile, include the utility model discloses the first aspect provides a dash panel structure before the automobile body.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a bounding wall assembly and preceding lower bounding wall assembly are gone up before dividing into with original integration before the bounding wall, install respectively on last automobile body and lower automobile body, make before the bounding wall can carry out the general equipment shaping with upper and lower automobile body, carry out threaded connection through the bolt, the installation effectiveness on the bus has been improved, simultaneously through the sleeve pipe mount pad that can install the sleeve pipe of design on preceding enclosing the total board, when making preceding bounding wall assembly be connected with preceding lower bounding wall assembly, the bolt of connecting usefulness can be entangled to the sleeve pipe on the sleeve pipe mount pad, the intensity of connecting has been improved, the intensity of the bounding wall before the automobile body of upper and lower part has been promoted.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is an exploded view of a car body dash panel structure of an upper and lower sub-body according to an embodiment of the present invention;

fig. 2 is an exploded view of a front upper coaming assembly according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a front lower coaming assembly according to an embodiment of the present invention;

fig. 4 is a schematic cross-sectional structural view of a car body front panel structure of an upper and lower sub-body according to an embodiment of the present invention;

FIG. 5 is a partial enlarged view of the portion B in FIG. 4;

fig. 6 is a schematic structural view of a joint of a dash panel structure of an upper and lower divided body according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a bushing and a bushing mounting seat according to an embodiment of the present invention;

fig. 8 is a schematic structural diagram of an automobile according to an embodiment of the present invention.

Reference numerals

01. A front upper coaming assembly; 02. A front lower coaming assembly;

03. a front upper coaming plate is arranged; 04. A front upper coaming reinforcing plate;

05. a steering mounting plate; 06. A left end torque box;

07. a right end torque box; 08. A front lower coaming;

09. a bolt; 10. Structural adhesive;

11. sealing glue; 12. A sleeve;

13. a sleeve mounting seat; 100. An automobile;

200. cowl structure before the automobile body.

Detailed Description

In order to make the above and other features and advantages of the present invention more apparent, the present invention will be further described with reference to the accompanying drawings. It is understood that the specific embodiments described herein are for purposes of illustration only and are not intended to be limiting.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

To prior art, the utility model provides a general design aims at solving the problem that exists among the background art, the utility model discloses a bounding wall is divided into preceding upper coaming assembly 01 and preceding lower coaming assembly 02 before original integration for install respectively on upper automobile body and lower automobile body, make the front coaming can carry out the general equipment shaping with upper and lower automobile body.

Referring to fig. 1 to 7, a first aspect of the present invention provides an upper and lower divided dash panel of a vehicle body, comprising:

the front upper coaming assembly 01 is used for being installed on an upper vehicle body;

the front lower coaming assembly 02 is used for being installed on a lower vehicle body;

the connecting piece is used for connecting the front upper coaming assembly 01 and the front lower coaming assembly 02;

the connecting piece includes the bolt 09 that is used for the connection, set up in sleeve pipe mount pad 13 on preceding apron assembly 01 and set up in sleeve pipe 12 on the sleeve pipe mount pad 13, sleeve pipe 12 cover is established on bolt 09.

In this scheme, cross divide into preceding bounding wall assembly 01 and preceding coaming assembly 02 down with original integration front bulkhead, install respectively on last automobile body and lower automobile body, make front bulkhead can carry out the totality equipment shaping with last automobile body from top to bottom, carry out threaded connection through bolt 09, the installation effectiveness on the bus has been improved, simultaneously through design one can install the sleeve pipe mount pad 13 of sleeve pipe 12 on preceding upper bounding wall assembly, when making preceding upper bounding wall assembly 01 be connected with preceding coaming assembly 02 down, the sleeve pipe 12 on the sleeve pipe mount pad 13 can entangle the bolt 09 of connecting usefulness, the intensity of connection has been improved, the intensity of the automobile body front bulkhead of upper and lower part has been promoted.

As will be understood, the dash panel (dash board) is a partition between the engine compartment and the vehicle compartment, and is coupled to the floor and the front pillar, and is installed under the cowl top. The front wall is provided with a plurality of openings for passing through pull wires, pull rods, pipelines and wire harnesses for operation and is matched with the installation positions of machine parts such as pedals, square machine columns and the like; the structural adhesive 10 is an adhesive which has high strength (compressive strength is greater than 65MPa, steel-steel positive tensile bonding strength is greater than 30MPa, and shear strength is greater than 18 MPa), can bear larger load, is aging-resistant, fatigue-resistant and corrosion-resistant, has stable performance in the expected life, and is suitable for bearing strong structural member bonding; the sealant 11 is a sealing material which deforms along with the shape of a sealing surface, is not easy to flow, has certain cohesiveness, is an adhesive used for filling a configuration gap to play a role in sealing, and has the functions of leakage prevention, water prevention, vibration prevention, sound insulation, heat insulation and the like; the automobile X, Y and Z directions refer to: the X-longitudinal direction and the forward direction are along the central line direction of the whole vehicle; y-lateral direction, and the same plane with the X axis is vertical to the X axis to the left; the Z-vertical direction is perpendicular to the XY plane and upwards; FDS hot melt self-tapping drill connection refers to a connection process of material contact (heating) → hole forming → tapping → screwing to a prescribed torque.

Referring to fig. 2, fig. 2 is an exploded view of a front upper panel assembly according to an embodiment of the present invention, in a further aspect of the present invention, the front upper panel assembly 01 includes:

the front upper coaming 03 is used for being connected with the front end of the upper vehicle body;

the front upper coaming reinforcing plate 04 is used for improving the strength of the front upper coaming assembly 01;

wherein, the sleeve pipe mount pad 13 is arranged on the front upper wall reinforcing plate.

In this scheme, can improve through setting up preceding dash board reinforcing plate 04, preceding dash board assembly 01's intensity prevents to cause the damage because of car 100 striking to car 100 bottom plate and other structures, can enclose sleeve pipe mount pad 13 simultaneously and provide the holding power.

Referring to fig. 3, fig. 3 is a schematic structural diagram of a lower front coaming assembly according to an embodiment of the present invention, in a further aspect of the present invention, the lower front coaming assembly 02 includes:

a torque box for bearing the torque generated by the operation of the automobile 100;

the torsion box is arranged on the front lower coaming 08;

wherein, the front lower coaming 08 is provided with a threaded hole which is connected with the bolt 09.

In this embodiment, the aluminum alloy torsion box mounted on the all-aluminum or aluminum lower body automobile 100 is mainly used for associating structural members such as a rear longitudinal beam, a passenger compartment, and a rear sub-frame. The torsion box is connected and arranged on the front lower coaming 08 through an FDS hot melting self-tapping drill; FDS hot melt self-tapping drill connection refers to a connection process of material contact (heating) → hole forming → tapping → screwing to a prescribed torque.

In a further aspect of the present invention, the front upper panel assembly 01 includes: the cowl assembly 01 includes: and the steering mounting plate 05 is used for mounting a steering gear, and the steering mounting plate 05 is arranged on the front upper coaming 03.

In a further scheme of the utility model, a bolt 09X is connected with the front upper coaming assembly 01 and the front lower coaming assembly 02 in the direction; the structural adhesive 10Z direction is connected with the lower front coaming assembly 02 and the upper front coaming assembly 01.

The utility model discloses an among the further scheme, the torsion box includes left end torsion box 06 and right-hand member torsion box 07, and left end torsion box 06 and right-hand member torsion box 07 set up respectively in the both ends of preceding lower bounding wall 08.

The utility model discloses a further scheme is in, be equipped with the same screw hole of screw thread key element on preceding lower bounding wall assembly 02 and preceding lower bounding wall assembly 02's the connection terminal surface for cooperation bolt 09 realizes threaded connection.

Referring to fig. 4-5, in a further aspect of the present invention, the connecting member further includes a structural adhesive 10 for increasing strength and a sealant 11 for sealing. Referring to fig. 6, for sealing, a sealing strip may be further provided to clamp an end surface of the front wall upper plate assembly connected to the front wall lower plate assembly.

The utility model discloses a further scheme in, the dash board hypoplastron is the extruded aluminium material, and left end torsion box 06 adopts cast aluminium material with right-hand member torsion box 07.

The utility model discloses a in the further scheme, be equipped with bottom connecting plate and top connecting plate on the sleeve pipe mount pad 13, the bottom connecting plate is connected with preceding last bounding wall assembly 01, and top connecting plate butt is in the front on bounding wall assembly 02 down.

The utility model discloses the second aspect provides an automobile 100, include the utility model discloses the first aspect provides a bounding wall structure 200 before the automobile body.

Compared with the prior art, in order to improve the installation efficiency on the bus, the structural strength of the front panel of the automobile body can be improved through the structural adhesive 10, and the sealing performance can be improved through the sealant. The front wall plate is divided into 2 sections, wherein the upper section is arranged on the upper vehicle body, and the lower section is arranged on the lower vehicle body; the movable joint of the upper and lower split type car body assembly is realized; the front wall plate is divided into an upper part and a lower part, when the platform truck type is developed, the upper section of the front wall plate is modified according to the shape, and the lower section of the front wall plate can be universal. The connection strength and the sealing performance of the sealant are ensured through the X-direction mounting bolt 09 and the Z-direction structural adhesive 10.

Further, it should be understood by those skilled in the art that if the car body front wall panel and the car thereof provided by the embodiment of the present invention are divided into upper and lower parts, all or part of the sub-modules involved are combined and replaced by fusing, simple changing, mutual changing, etc., for example, each component is placed at a moving position; or the products formed by the components are integrally arranged; or a detachable design; any combined component can be combined into a device/apparatus/system with a specific function, and the device/apparatus/system is used to replace the corresponding component of the present invention, which also falls into the protection scope of the present invention.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. A divided upper and lower dash panel for a vehicle body, comprising:

the connecting piece comprises a bolt for connection, a sleeve mounting seat arranged on the front upper coaming assembly and a sleeve arranged on the sleeve mounting seat, and the sleeve is sleeved on the bolt; the sleeve mounting seat is provided with a bottom connecting plate and a top connecting plate, the bottom connecting plate is connected with the front upper coaming assembly, and the top connecting plate is abutted against the front lower coaming assembly.

2. An upper and lower split body cowl according to claim 1 wherein said cowl assembly includes:

3. The divided body cowl according to claim 2, wherein the cowl assembly includes:

the torsion box is arranged on the front lower coaming;

and the front lower coaming is provided with a threaded hole matched with the bolt for connection.

4. The quarter panel as claimed in claim 2, wherein the cowl assembly includes: the steering mounting plate is used for mounting a steering gear and arranged on the front upper coaming.

5. The front dash panel for a vertically split vehicular body according to claim 3, wherein the torsion boxes comprise a left torsion box and a right torsion box, and the left torsion box and the right torsion box are respectively disposed at two ends of the front dash panel.

6. The divided body dash panel according to claim 1, wherein the connecting end surfaces of the dash panel assembly and the dash panel assembly are provided with threaded holes with the same thread elements for matching with the bolts to realize threaded connection; the connecting piece also comprises structural adhesive for improving the strength and sealant for sealing.

7. The divided body cowl according to claim 6, wherein the bolt X connects the cowl assembly and the cowl assembly; and the structural adhesive is connected with the front upper coaming assembly and the front lower coaming assembly in the Z direction.

8. The divided body cowl according to claim 5, wherein the cowl bottom is an extruded aluminum material, and the left and right torsion boxes are cast aluminum materials.

9. An automobile, characterized in that: a dash panel for a vehicle body comprising an upper and lower divided body according to any one of claims 1 to 8.