Three-electricity integrated system mounting structure of new energy automobile

Abstract

The invention discloses a new energy vehicle three-electricity integrated system mounting structure which comprises a vehicle frame left longitudinal beam (1) and a vehicle frame right longitudinal beam (2), and the left side of a three-electricity supporting platform (3) is connected with the front end of the vehicle frame left longitudinal beam (1) through a left front supporting leg (4) and a left rear supporting leg (5). The right side of the three-electricity supporting platform (3) is connected with the front end of the frame right longitudinal beam (2) through a right front supporting leg (6) and a right rear supporting leg (7), and an air conditioner compressor (8), a high-voltage distribution box (9) and a power steering pump (10) are fixed to the three-electricity supporting platform (3). The problem that in the prior art, an air conditioner compressor, a high-voltage distribution box and a power steering pump cannot be installed on the front portion of a frame can be solved.

Description

TECHNICAL FIELD

[0001] The application relates to a mounting structure, in particular a mounting structure of a three-electricity integrated system of a new energy vehicle. BACKGROUND

[0002] An air conditioner compressor, a high-voltage distribution box and a power steering pump are core components in a three-electricity integrated device of a new energy vehicle. Considering the matching with a motor and installation space, the air conditioner compressor, the high-voltage distribution box and the power steering pump should be usually installed in a front cabin of a vehicle frame. The reliability of the installation structure is crucial to the daily use of the vehicle.

[0003] However, a vehicle frame structure is usually composed of two longitudinal beams and a plurality of cross beams, and the front part of the vehicle frame does not have a cross beam. Therefore, the existing air conditioner compressor and power steering pump of the vehicle are fixed on the cross beam and the longitudinal beam in the middle part of the vehicle frame. Considering the arrangement of the motor of the existing new energy vehicle, the air conditioner compressor, the power steering pump and the newly added high-voltage distribution box must be arranged in the front part of the vehicle frame. Therefore, the existing vehicle frame structure does not have a suitable mounting point, and there is no effective solution to the problem. SUMMARY

[0004] The application aims to provide a mounting structure of a three-electricity integrated system of a new energy vehicle to solve the technical problems in the prior art, which can solve the problem that the air conditioner compressor, the high-voltage distribution box and the power steering pump cannot be installed in the front part of the vehicle frame in the prior art.

[0005] The application provides a mounting structure of a three-electricity integrated system of a new energy vehicle, which comprises a left longitudinal beam of a vehicle frame and a right longitudinal beam of the vehicle frame, the left side of a three-electricity support platform is connected with the front end of the left longitudinal beam of the vehicle frame through a left front support leg and a left rear support leg, the right side of the three-electricity support platform is connected with the front end of the right longitudinal beam of the vehicle frame through a right front support leg and a right rear support leg, and an air conditioner compressor, a high-voltage distribution box and a power steering pump are fixed on the three-electricity support platform.

[0006] In the aforementioned mounting structure of a three-electricity integrated system of a new energy vehicle, preferably, the three-electricity support platform comprises a first cross beam and a second cross beam, the first cross beam and the second cross beam are equal in length, the left end of the first cross beam is fixedly connected with the left end of the second cross beam through a first longitudinal beam, and the right end of the first cross beam is fixedly connected with the right end of the second cross beam through a sixth longitudinal beam.

[0007] In the aforementioned mounting structure of a three-electricity integrated system of a new energy vehicle, preferably, the first longitudinal beam and the sixth longitudinal beam are fixedly connected with the bottom surfaces of the first cross beam and the second cross beam, a second longitudinal beam and a fifth longitudinal beam are further fixed on the bottom surfaces of the first cross beam and the second cross beam, the second longitudinal beam is arranged close to the first longitudinal beam, and the fifth longitudinal beam is arranged close to the sixth longitudinal beam.

[0008] Preferably, the top surface of the first cross beam and the second cross beam is fixed with a third longitudinal beam and a fourth longitudinal beam, and the third longitudinal beam and the fourth longitudinal beam are located in the region between the second longitudinal beam and the fifth longitudinal beam.

[0009] Preferably, the lower end of the left front support leg is welded with a left front L-shaped connecting plate, the lower end of the left rear support leg is welded with a left rear L-shaped connecting plate, the lower end of the right front support leg is welded with a right front L-shaped connecting plate, and the lower end of the right rear support leg is welded with a right rear L-shaped connecting plate.

[0010] Preferably, the left front support leg is fixedly connected with the first cross beam through a left front inclined support beam, the left rear support leg is fixedly connected with the second cross beam through a left rear inclined support beam, the right front support leg is fixedly connected with the first cross beam through a right front inclined support beam, and the right rear support leg is fixedly connected with the second cross beam through a right rear inclined support beam.

[0011] Compared with the prior art, the left front support leg, the left rear support leg, the right front support leg and the right rear support leg fix the three-electricity support platform at the front end of the left longitudinal beam and the right longitudinal beam, provide an installation platform in the cabin, and make the air conditioner compressor, the high-voltage distribution box and the power steering pump all be installed in the cabin, effectively solve the problem that the air conditioner compressor, the high-voltage distribution box and the power steering pump cannot be installed in the cabin in the prior art, make the three-electricity arrangement compact, facilitate maintenance, shorten the length of the connection wire harness, and reduce the cost. BRIEF DESCRIPTION OF DRAWINGS

[0012] Fig. 1 is the isometric view of the application;

[0013] Fig. 2 is the exploded view of the application;

[0014] Fig. 3 is the sectional view of the left front position of the application.

[0015] Explanation of reference signs: left frame rail 1, right frame rail 2, three-electricity support platform 3, left front support leg 4, left rear support leg 5, right front support leg 6, right rear support leg 7, air conditioner compressor 8, high-voltage power distribution box 9, power steering pump 10, first cross beam 11, second cross beam 12, first longitudinal beam 13, sixth longitudinal beam 14, second longitudinal beam 15, fifth longitudinal beam 16, third longitudinal beam 17, fourth longitudinal beam 18, left front L-shaped connecting plate 19, left rear L-shaped connecting plate 20, right front L-shaped connecting plate 21, right rear L-shaped connecting plate 22, left front inclined support beam 23, left rear inclined support beam 24, right front inclined support beam 25, right rear inclined support beam 26. DETAILED DESCRIPTION

[0016] Embodiments of the present application will be described in detail below, examples of which are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the present application, and cannot be interpreted as a limitation on the present application.

[0017] Embodiments of the present application: as shown in Figs. 1-3 A new energy vehicle three-electricity integrated system mounting structure, comprising a left frame rail 1 and a right frame rail 2, the left side of a three-electricity support platform 3 is connected to the front end of the left frame rail 1 through a left front support leg 4 and a left rear support leg 5, the right side of the three-electricity support platform 3 is connected to the front end of the right frame rail 2 through a right front support leg 6 and a right rear support leg 7, an air conditioner compressor 8, a high-voltage power distribution box 9 and a power steering pump 10 are fixed on the three-electricity support platform 3.

[0018] The three-electricity support platform 3 of the present application is fixed on the left frame rail 1 and the right frame rail 2, and is located at the bottom in the engine compartment, the air conditioner compressor 8, the high-voltage power distribution box 9 and the power steering pump 10 are fixed on the three-electricity support platform 3 through a bolt assembly, which realizes the requirement of centralized arrangement, not only facilitates maintenance, but also shortens the length of the connection harness, effectively reduces the vehicle manufacturing cost.

[0019] Specifically, the three-electricity support platform 3 comprises a first cross beam 11 and a second cross beam 12, the first cross beam 11 and the second cross beam 12 are equal in length, the left end of the first cross beam 11 is fixedly connected with the left end of the second cross beam 12 through a first longitudinal beam 13, and the right end of the first cross beam 11 is fixedly connected with the right end of the second cross beam 12 through a sixth longitudinal beam 14.

[0020] The first longitudinal beam 13 and the sixth longitudinal beam 14 are fixed at both ends of the first cross beam 11 and the second cross beam 12 by means of MIG welding, and together form a rectangular platform. The upper end of the left front support leg 4 is fixedly connected to the left end of the first cross beam 11 by means of MIG welding, the upper end of the left rear support leg 5 is fixedly connected to the left end of the second cross beam 12 by means of MIG welding, the upper end of the right front support leg 6 is fixedly connected to the right end of the first cross beam 11 by means of MIG welding, and the upper end of the right rear support leg 7 is fixedly connected to the right end of the second cross beam 12 by means of MIG welding. Through the four connection points, the purpose of uniform stress of the overall structure of the three-electricity support platform 3 is achieved.

[0021] The lower end of the left front support leg 4 is fixed with a left front L-shaped connecting plate 19 by means of MIG welding, the lower end of the left rear support leg 5 is fixed with a left rear L-shaped connecting plate 20 by means of MIG welding, the lower end of the right front support leg 6 is fixed with a right front L-shaped connecting plate 21 by means of MIG welding, and the lower end of the right rear support leg 7 is fixed with a right rear L-shaped connecting plate 22 by means of MIG welding.

[0022] Mounting holes are respectively formed in the left front L-shaped connecting plate 19, the left rear L-shaped connecting plate 20, the right front L-shaped connecting plate 21 and the right rear L-shaped connecting plate 22. The left front L-shaped connecting plate 19 and the left rear L-shaped connecting plate 20 are fixedly connected to the left longitudinal beam 1 of the vehicle frame by means of a bolt assembly, and the right front L-shaped connecting plate 21 and the right rear L-shaped connecting plate 22 are fixedly connected to the right longitudinal beam 2 of the vehicle frame by means of a bolt assembly. Through the bolt connection, the installation and disassembly are conveniently achieved.

[0023] In order to ensure the connection firmness of each support leg and the three-electricity support platform 3, preferably, the left front support leg 4 is fixedly connected to the first cross beam 11 through a left front inclined support beam 23, the left rear support leg 5 is fixedly connected to the second cross beam 12 through a left rear inclined support beam 24, the right front support leg 6 is fixedly connected to the first cross beam 11 through a right front inclined support beam 25, and the right rear support leg 7 is fixedly connected to the second cross beam 12 through a right rear inclined support beam 26.

[0024] The left front inclined support beam 23, the left rear inclined support beam 24, the right front inclined support beam 25 and the right rear inclined support beam 26 are arranged to form a triangular connection structure, so as to ensure the structural stability of the connection position of the three-electricity support platform 3 and each support leg.

[0025] The first longitudinal beam 13 and the sixth longitudinal beam 14 are both fixedly connected to the bottom surface of the first cross beam 11 and the second cross beam 12 by means of MIG welding. The second longitudinal beam 15 and the fifth longitudinal beam 16 are also fixedly arranged on the bottom surface of the first cross beam 11 and the second cross beam 12 by means of MIG welding. The second longitudinal beam 15 is arranged close to the first longitudinal beam 13, and the fifth longitudinal beam 16 is arranged close to the sixth longitudinal beam 14.

[0026] The first longitudinal beam 13, the sixth longitudinal beam 14, the second longitudinal beam 15 and the fifth longitudinal beam 16 are parallel to each other, and their cross-sectional heights are consistent, so as to ensure the parallelism of the mounting surface and the welding surface.

[0027] The first longitudinal beam 13 and the second longitudinal beam 15 are provided with mounting holes for mounting and fixing the air conditioner compressor 8. The fifth longitudinal beam 16 and the sixth longitudinal beam 14 are provided with mounting holes for mounting and fixing the power steering pump 10.

[0028] The third longitudinal beam 17 and the fourth longitudinal beam 18 are fixed on the top surface of the first transverse beam 11 and the second transverse beam 12, and are located in the region between the second longitudinal beam 15 and the fifth longitudinal beam 16.

[0029] The third longitudinal beam 17 and the fourth longitudinal beam 18 are fixed on the top surface of the first transverse beam 11 and the second transverse beam 12 by brazing, and are provided with mounting holes for mounting and fixing the high-voltage distribution box 9.

[0030] In use, the front left L-shaped connecting plate 19 and the rear left L-shaped connecting plate 20 are fixed on the left longitudinal beam 1 of the vehicle frame by bolt assemblies, the front right L-shaped connecting plate 21 and the rear right L-shaped connecting plate 22 are fixed on the right longitudinal beam 2 of the vehicle frame by bolt assemblies, the air conditioner compressor 8 is fixed on the first longitudinal beam 13 and the second longitudinal beam 15 by bolt assemblies, the high-voltage distribution box 9 is fixed on the third longitudinal beam 17 and the fourth longitudinal beam 18 by bolt assemblies, and the power steering pump 10 is fixed on the fifth longitudinal beam 16 and the sixth longitudinal beam 14 by bolt assemblies.

[0031] The above detailed description of the embodiments shown in the drawings illustrates the structure, features and effects of the present application. The above description is only the preferred embodiments of the present application, but the present application is not limited by the drawings. Any changes or modifications made in accordance with the concept of the present application, or equivalent embodiments with equivalent changes, are still within the scope of the present application.

Claims

1. An installation structure for an integrated electric drive system for new energy vehicles, comprising a left longitudinal beam (1) and a right longitudinal beam (2) of the vehicle frame, characterized in that: The left side of the three-electric support platform (3) is connected to the front end of the left longitudinal beam (1) of the vehicle frame via the left front support leg (4) and the left rear support leg (5). The right side of the three-electric support platform (3) is connected to the front end of the right longitudinal beam (2) of the vehicle frame via the right front support leg (6) and the right rear support leg (7). The air conditioning compressor (8), the high-voltage distribution box (9) and the power steering pump (10) are fixed on the three-electric support platform (3).

2. The installation structure of the new energy vehicle three-electric integrated system according to claim 1, characterized in that: The three-electric support platform (3) includes a first crossbeam (11) and a second crossbeam (12). The first crossbeam (11) and the second crossbeam (12) are of equal length. The left end of the first crossbeam (11) is fixedly connected to the left end of the second crossbeam (12) through a first longitudinal beam (13). The right end of the first crossbeam (11) is fixedly connected to the right end of the second crossbeam (12) through a sixth longitudinal beam (14).

3. The installation structure of the new energy vehicle three-electric integrated system according to claim 2, characterized in that: The first longitudinal beam (13) and the sixth longitudinal beam (14) are both fixedly connected to the bottom surfaces of the first cross beam (11) and the second cross beam (12). The bottom surfaces of the first cross beam (11) and the second cross beam (12) are also fixedly provided with a second longitudinal beam (15) and a fifth longitudinal beam (16). The second longitudinal beam (15) is arranged close to the first longitudinal beam (13), and the fifth longitudinal beam (16) is arranged close to the sixth longitudinal beam (14).

4. The installation structure of the new energy vehicle three-electric integrated system according to claim 3, characterized in that: A third longitudinal beam (17) and a fourth longitudinal beam (18) are fixed on the top surfaces of the first crossbeam (11) and the second crossbeam (12), and the third longitudinal beam (17) and the fourth longitudinal beam (18) are located in the area between the second longitudinal beam (15) and the fifth longitudinal beam (16).

5. The installation structure of the new energy vehicle three-electric integrated system according to claim 4, characterized in that: The lower end of the left front support leg (4) is welded and fixed with a left front L-shaped connecting plate (19), the lower end of the left rear support leg (5) is welded and fixed with a left rear L-shaped connecting plate (20), the lower end of the right front support leg (6) is welded and fixed with a right front L-shaped connecting plate (21), and the lower end of the right rear support leg (7) is welded and fixed with a right rear L-shaped connecting plate (22).

6. The installation structure of the new energy vehicle three-electric integrated system according to claim 5, characterized in that: The left front support leg (4) is fixedly connected to the first crossbeam (11) via the left front inclined support beam (23), the left rear support leg (5) is fixedly connected to the second crossbeam (12) via the left rear inclined support beam (24), the right front support leg (6) is fixedly connected to the first crossbeam (11) via the right front inclined support beam (25), and the right rear support leg (7) is fixedly connected to the second crossbeam (21) via the right rear inclined support beam (26).

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