CN214451327U - A body structure for motor installation - Google Patents

A body structure for motor installation Download PDF

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Publication number
CN214451327U
CN214451327U CN202120622131.9U CN202120622131U CN214451327U CN 214451327 U CN214451327 U CN 214451327U CN 202120622131 U CN202120622131 U CN 202120622131U CN 214451327 U CN214451327 U CN 214451327U
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China
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double
plate
outer plate
axle beam
crossbeam
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CN202120622131.9U
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Chinese (zh)
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马碧虎
刘勇
陈正垒
任丹
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Dayun Automobile Co Ltd
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Dayun Automobile Co Ltd
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Abstract

The utility model relates to an automobile motor installs the field, specifically is an automobile body structure for motor installation. Including the longitudinal section be two crossbeam front-axle beam planking, two crossbeam front-axle beam inner panels, two crossbeam back-axle beam planking and two crossbeam back-axle beam inner panels of type structure down, two crossbeam front-axle beam inner panels are located the both sides portion outer wall of two crossbeam front-axle beam planking inboard and two crossbeam front-axle beam inner panels and the both sides portion inner wall welded connection of two crossbeam front-axle beam planking, two crossbeam back-axle beam inner panels are located the both sides portion outer wall welded connection of the both sides portion outer wall of two crossbeam back-axle beam inner panels inboard and two crossbeam back-axle beam planking. The utility model has simple structure and low cost, and plays a positive role in the light weight and cost control of the vehicle body; the novel welding device is simple in structure, welding accuracy and installation accuracy are easily guaranteed, matching adjustment time is shortened, investment of manpower and material resources during matching is reduced, and matching cost is reduced.

Description

A body structure for motor installation
Technical Field
The utility model relates to an automobile motor installs the field, specifically is an automobile body structure for motor installation.
Background
The existing motor mounting structure mainly comprises: install through two crossbeam linking bridge in cabin, current structure has following problem:
1. the dynamic stiffness difference of the mounting point in the Y direction;
2. the mounting structure of the mounting point is complex and the cost is high;
3. the mounting point mounting structure is complicated, the precision is poor.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve a great deal of problem that present motor mounting structure exists, provide an automobile body structure for motor installation.
The utility model discloses a realize through following technical scheme: a vehicle body structure for mounting a motor comprises a double-beam front beam outer plate, a double-beam front beam inner plate, a double-beam rear beam outer plate and a double-beam rear beam inner plate, wherein the longitudinal section of the double-beam front beam outer plate is of an inverted U-shaped structure,
the double-beam front beam inner plate is positioned on the inner side of the double-beam front beam outer plate, the outer walls of two sides of the double-beam front beam inner plate are welded with the inner walls of two sides of the double-beam front beam outer plate, the double-beam rear beam inner plate is positioned on the inner side of the double-beam rear beam outer plate, and the outer walls of two sides of the double-beam rear beam inner plate are welded with the inner walls of two sides of the double-beam rear beam outer plate;
double-beam front beam sleeves are respectively welded between the inner side surfaces of the bottom edges of two ends of the double-beam front beam outer plate and the inner side surfaces of the bottom edges of two ends of the double-beam front beam inner plate, front through holes coaxial with the double-beam front beam sleeves are respectively formed in the double-beam front beam outer plate and the double-beam front beam inner plate which are opposite to the double-beam front beam sleeves, double-beam rear beam sleeves are respectively welded between the inner side surfaces of the bottom edges of two ends of the double-beam rear beam outer plate and the inner side surfaces of the bottom edges of two ends of the double-beam rear beam inner plate, rear through holes coaxial with the double-beam rear beam sleeves are respectively formed in the double-beam rear beam outer plate and the double-beam rear beam inner plate which are opposite to the double-beam rear beam sleeves, and double-beam assembly mounting bolts connected with a vehicle body penetrate through the front through holes and the rear through holes;
and a motor mounting bracket is welded between the double-beam front beam inner plate and the double-beam rear beam inner plate.
As the utility model discloses technical scheme's further improvement, the welding has the support reinforcing plate between the two crossbeam front-axle beam planking that are located motor installing support top and the two crossbeam back-axle beam planking, support reinforcing plate lower part and motor installing support top welded connection.
As the utility model discloses technical scheme's further improvement, the welding has two piece at least two crossbeam connecting plates between two crossbeam front-axle beam planking and the two crossbeam back beam planking, and wherein two crossbeam connecting plates are located respectively between the both ends limit portion outer wall of two crossbeam front-axle beam planking and two crossbeam back beam planking.
As the utility model discloses technical scheme's further improvement, two crossbeam connecting plates are the U template.
As the utility model discloses technical scheme's further improvement, the both sides end extension of two crossbeam connecting plates is equipped with the engaging lug with two crossbeam front-axle beam planking, two crossbeam back-axle beam planking welded connection.
The utility model provides a pair of an automobile body structure for motor installation has promoted the Y of motor mounting point to dynamic stiffness, has reduced motor mounting point fatigue damage's risk, and rigidity is high, has reduced vibration noise's transmission, has improved the security and the travelling comfort of vehicle. The structure is simple, the cost is low, and the light weight and cost control of the vehicle body are actively realized; the novel welding device is simple in structure, welding accuracy and installation accuracy are easily guaranteed, matching adjustment time is shortened, investment of manpower and material resources during matching is reduced, and matching cost is reduced.
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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only 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 a schematic structural diagram of a vehicle body structure for motor installation according to the present invention.
Fig. 2 is a split view of the vehicle body structure for motor installation according to the present invention.
In the figure: 1-double-beam front beam outer plate, 2-double-beam front beam sleeve, 3-double-beam front beam inner plate, 4-double-beam rear beam inner plate, 5-double-beam rear beam sleeve, 6-double-beam rear beam outer plate, 7-motor mounting bracket, 8-bracket reinforcing plate, 9-double-beam assembly mounting bolt, 10-double-beam connecting plate and 11-connecting lug.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The technical solution of the present invention will be described in detail with reference to the accompanying drawings.
A vehicle body structure for mounting a motor is positioned in a cabin at the front part of a vehicle and comprises a double-beam front beam outer plate 1, a double-beam front beam inner plate 3, a double-beam rear beam outer plate 6 and a double-beam rear beam inner plate 4, wherein the longitudinal section of the double-beam front beam outer plate is of an inverted U-shaped structure,
the double-beam front beam inner plate 3 is positioned at the inner side of the double-beam front beam outer plate 1, the outer walls of two sides of the double-beam front beam inner plate 3 are welded with the inner walls of two sides of the double-beam front beam outer plate 1, the double-beam rear beam inner plate 4 is positioned at the inner side of the double-beam rear beam outer plate 6, and the outer walls of two sides of the double-beam rear beam inner plate 4 are welded with the inner walls of two sides of the double-beam rear beam outer plate 6;
double-beam front beam sleeves 2 are respectively welded between the inner side surfaces of the bottom edges of two ends of the double-beam front beam outer plate 1 and the inner side surfaces of the bottom edges of two ends of the double-beam front beam inner plate 3, front through holes coaxial with the double-beam front beam sleeves 2 are respectively formed in the double-beam front beam outer plate 1 and the double-beam front beam inner plate 3 opposite to the double-beam front beam sleeves 2, double-beam rear beam sleeves 5 are respectively welded between the inner side surfaces of the bottom edges of two ends of the double-beam rear beam outer plate 6 and the inner side surfaces of the bottom edges of two ends of the double-beam rear beam inner plate 4, rear through holes coaxial with the double-beam rear beam sleeves 5 are respectively formed in the double-beam rear beam outer plate 6 and the double-beam rear beam inner plate 4 opposite to the double-beam rear beam sleeves 5, and double-beam assembly mounting bolts 9 connected with a vehicle body are respectively penetrated in the front through holes and the rear through holes;
and a motor mounting bracket 7 is welded between the double-beam front beam inner plate 3 and the double-beam rear beam inner plate 4.
The utility model discloses a two crossbeam assembly construction bolt 9 links together two crossbeam assemblies and automobile body skeleton. The structure has the advantages of greatly improving the dynamic stiffness, reducing the risk of fatigue damage of the mounting point of the motor, reducing the transmission of vibration noise, and improving the safety and the comfort of the vehicle.
During specific implementation, the double-beam front beam sleeve 2 is connected with the double-beam front beam outer plate 1 and the double-beam front beam inner plate 3 through carbon dioxide arc welding, and the double-beam rear beam sleeve 5 is also connected with the double-beam rear beam outer plate 6 and the double-beam rear beam inner plate 4 through carbon dioxide arc welding. And spot welding connection can be adopted between the double-beam front beam outer plate 1 and the double-beam front beam inner plate 3, and spot welding connection can also be adopted between the double-beam rear beam outer plate 6 and the double-beam rear beam inner plate 4.
Specifically, a support reinforcing plate 8 is welded between the double-beam front beam outer plate 1 and the double-beam rear beam outer plate 6 above the motor mounting bracket 7, and the lower portion of the support reinforcing plate 8 is welded with the top of the motor mounting bracket 7. Through the connection of the motor mounting bracket 7 and the bracket reinforcing plate 8, a closed cross section is formed, the structure is stressed uniformly, the matching degree is high, the stability is strong, and the Y-direction dynamic stiffness of a motor mounting point can be further improved.
Further, in order to enhance the structural stability between the double-beam front beam outer plate 1 and the double-beam rear beam outer plate 6, at least two double-beam connecting plates 10 are welded between the double-beam front beam outer plate 1 and the double-beam rear beam outer plate 6, wherein the two double-beam connecting plates 10 are respectively located between the outer walls of the two end edges of the double-beam front beam outer plate 1 and the double-beam rear beam outer plate 6. As shown in fig. 1, a double beam connecting plate 10 may be welded between appropriate positions between the side outer walls of the double beam front beam outer panel 1 and the double beam rear beam outer panel 6 according to actual conditions.
As shown in fig. 2, the double-beam connecting plate 10 is a U-shaped plate. The web of this construction is more laterally rigid.
Preferably, the ends of the two sides of the double-beam connecting plate 10 are extended with connecting lugs 11 connected with the double-beam front beam outer plate 1 and the double-beam rear beam outer plate 6 in a welding manner. The connecting lug 11 increases the welding surface and strengthens the connecting strength between the double-beam front beam outer plate 1 and the double-beam rear beam outer plate 6.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (5)

1. A vehicle body structure for motor installation is characterized by comprising a double-beam front beam outer plate (1), a double-beam front beam inner plate (3), a double-beam back beam outer plate (6) and a double-beam back beam inner plate (4) which are of inverted U-shaped longitudinal sections,
the double-beam front beam inner plate (3) is positioned at the inner side of the double-beam front beam outer plate (1), the outer walls of two sides of the double-beam front beam inner plate (3) are welded with the inner walls of two sides of the double-beam front beam outer plate (1), the double-beam rear beam inner plate (4) is positioned at the inner side of the double-beam rear beam outer plate (6), and the outer walls of two sides of the double-beam rear beam inner plate (4) are welded with the inner walls of two sides of the double-beam rear beam outer plate (6);
a double-beam front beam sleeve (2) is respectively welded between the inner side surfaces of the bottom edges of the two ends of the double-beam front beam outer plate (1) and the inner side surfaces of the bottom edges of the two ends of the double-beam front beam inner plate (3), front through holes coaxial with the double-beam front beam sleeve (2) are respectively arranged on the double-beam front beam outer plate (1) and the double-beam front beam inner plate (3) which are opposite to the double-beam front beam sleeve (2), double-beam rear beam sleeves (5) are respectively welded between the inner side surfaces of the bottom edges of the two ends of the double-beam rear beam outer plate (6) and the inner side surfaces of the bottom edges of the two ends of the double-beam rear beam inner plate (4), rear through holes coaxial with the double-beam rear beam sleeve (5) are respectively arranged on the double-beam rear beam outer plate (6) and the double-beam rear beam inner plate (4) which are opposite to the double-beam rear beam sleeve (5), double-beam assembly mounting bolts (9) connected with the vehicle body penetrate through the front through hole and the rear through hole;
and a motor mounting bracket (7) is welded between the double-beam front beam inner plate (3) and the double-beam rear beam inner plate (4).
2. The vehicle body structure for motor mounting according to claim 1, wherein a bracket reinforcing plate (8) is welded between the double-beam front beam outer plate (1) and the double-beam rear beam outer plate (6) above the motor mounting bracket (7), and the lower part of the bracket reinforcing plate (8) is welded with the top of the motor mounting bracket (7).
3. The vehicle body structure for motor installation according to claim 1 or 2, wherein at least two double-beam connecting plates (10) are welded between the double-beam front beam outer plate (1) and the double-beam rear beam outer plate (6), and the two double-beam connecting plates (10) are respectively positioned between the outer walls of the two end edges of the double-beam front beam outer plate (1) and the double-beam rear beam outer plate (6).
4. A body structure for electric motor mounting according to claim 3, characterized in that the double-beam connecting plate (10) is a U-shaped plate.
5. The vehicle body structure for motor installation according to claim 4, wherein the two ends of the double-beam connecting plate (10) are extended with connecting lugs (11) welded with the double-beam front beam outer plate (1) and the double-beam rear beam outer plate (6).
CN202120622131.9U 2021-03-28 2021-03-28 A body structure for motor installation Active CN214451327U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120622131.9U CN214451327U (en) 2021-03-28 2021-03-28 A body structure for motor installation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120622131.9U CN214451327U (en) 2021-03-28 2021-03-28 A body structure for motor installation

Publications (1)

Publication Number Publication Date
CN214451327U true CN214451327U (en) 2021-10-22

Family

ID=78175118

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120622131.9U Active CN214451327U (en) 2021-03-28 2021-03-28 A body structure for motor installation

Country Status (1)

Country Link
CN (1) CN214451327U (en)

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