High-integration combined support for high-voltage and low-voltage accessories of pure electric vehicle

Abstract

A high-integration combined support for high-voltage and low-voltage accessories of a pure electric vehicle belongs to the technical field of electric vehicles and comprises a support body with an upper layer and a lower layer, and an all-in-one controller mounting frame set, a two-in-one air conditioner mounting frame, an L-shaped mounting frame and a vehicle control unit mounting frame are arranged on the upper layer of the support body. A storage battery mounting rack, an air compressor mounting rack, a drying tank mounting rack and a steering oil pump mounting rack are arranged on the lower layer of the bracket main body, so that the utilization rate of a vertical space below a cab is increased; high-voltage and low-voltage accessories such as a low-voltage distribution box, a battery management unit, a vehicle control unit, a two-in-one air conditioner and an all-in-one controller which are complex in structure and need to be overhauled regularly can be integrated on the upper layer of the combined support, and accessories such as a low-voltage storage battery, a steering oil pump, an air compressor and a drying tank which are not prone to damage and do not need to be overhauled frequently can be integrated on the lower layer; the installation positions of the high-voltage accessories and the low-voltage accessories on the whole combined support are more reasonable, and follow-up overhaul and maintenance are facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric automobile technical field, in particular to a kind of high and low voltage accessories height integration combination support of pure electric vehicle. BACKGROUND

[0002] Pure electric dump truck, tractor, mixer truck and special vehicle cab lower part high, low voltage accessory arrangement form is various, integration and modularization degree are lower, when designing new model, designer needs to do corresponding design according to different arrangement form, workload is large, design time-consuming and laborious, it is not conducive to the rapid response of arrangement and the design of uniform type of vehicle.

[0003] The arrangement mode of current high and low voltage accessories is generally divided into two kinds: one is to use multiple installation supports to install dispersedly, which has more fixed points and is easily affected by parts and pipelines under cab; the other is to use an upper and lower layered combination support to install, to integrate and install two-in-one air conditioner, multi-in-one controller, low voltage distribution box and other high and low voltage accessories on the upper and lower layered combination support, and then to install the combination support as a whole under the cab.

[0004] Although the existing upper and lower layered combination support can realize the integration of high and low voltage accessories, in order to facilitate the arrangement of two-in-one air conditioner, multi-in-one controller and other complex structure accessories, the two-in-one air conditioner, multi-in-one controller and other complex structure accessories are usually arranged in layers, for example, the multi-in-one controller is arranged on the upper layer of the support, and the two-in-one air conditioner is arranged on the lower layer of the support. Since the high and low voltage accessories with complex structure need to be regularly maintained, the lower layer of the existing upper and lower layered combination support is difficult to maintain and repair the high and low voltage accessories with complex structure. TECHNICAL SOLUTION

[0005] To solve the technical problem that the existing upper and lower layered combination support usually arranges two-in-one air conditioner, multi-in-one controller and other complex structure accessories in layers, which makes it difficult to maintain and repair the high and low voltage accessories with complex structure on the lower layer, the utility model provides a high and low voltage accessories height integration combination support of pure electric vehicle.

[0006] The technical solution of the utility model is as follows:

[0007] The utility model provides a kind of high and low voltage accessories height integration combination support of pure electric vehicle, including the support main body of upper and lower layer, the two ends of support main body upper layer are oppositely fixed and equipped with multi-in-one controller mounting rack group and two-in-one air conditioner mounting rack, the both sides of support main body upper layer are fixed and equipped with L type mounting rack and whole vehicle controller mounting rack, L type mounting rack contains low voltage distribution box mounting face and battery management unit mounting face, the lower layer of support main body is fixed and equipped with battery mounting rack, air compressor mounting rack, drying tank mounting rack and steering oil pump mounting rack, not only realize the layered setting of combination support, improve the utilization of vertical space below cab, degree of integration is high, it is convenient for the unified design of vehicle, improve assembly efficiency, still can the high, low voltage accessories of complex structure and needing regular maintenance such as low voltage distribution box, battery management unit, whole vehicle controller, two-in-one air conditioner and multi-in-one controller are integrated in the upper layer of combination support, and the accessory such as low voltage battery, steering oil pump, air compressor and drying tank, which is not easy to damage and does not need frequent maintenance, is integrated in the lower layer of combination support, so that the high, low voltage accessory mounting position on entire combination support is more reasonable, it is convenient for subsequent repair, maintenance.

[0008] Preferably, the upper layer of the support main body is fixedly installed with a steering oil tank mounting rack on one side, and the steering oil tank mounting rack is on the same side as the whole vehicle controller mounting rack, so as to realize reasonable utilization of the installation position on the upper layer of the support main body and ensure the compactness of the integrated installation of the high and low voltage accessories on the combination support.

[0009] Preferably, the lower layer of the support main body is divided into a battery mounting area and an air compressor mounting area, the battery mounting area is located below the multi-in-one controller mounting rack group, the battery mounting rack is connected to the battery mounting area through studs, the air compressor mounting rack is fixedly installed in the air compressor mounting area, and the drying tank mounting rack is fixedly arranged on one side of the air compressor mounting area, so as to realize reasonable utilization of the space on the lower layer of the support main body and ensure the compactness of the arrangement of the high and low voltage accessories.

[0010] Preferably, the steering oil pump mounting rack is fixedly arranged between the battery mounting rack and the multi-in-one controller mounting rack group, the steering oil pump is fixedly installed between the low voltage battery and the multi-in-one controller, the space is reasonably utilized, and the compactness of the integration is improved.

[0011] Preferably, the L-shaped mounting rack comprises two inverted L-shaped support vertical beams, the two support vertical beams are connected to the support main body through mounting seats, the top portions of the two support vertical beams are fixedly connected through a connecting beam, the top portion of each support vertical beam is fixedly provided with a support horizontal beam, a plurality of battery management unit mounting holes are formed in the support horizontal beam, a low voltage distribution box mounting rack is fixedly arranged on the outer side wall of one support vertical beam, the battery management unit is installed on the upper portion of the L-shaped mounting rack, and the low voltage distribution box is installed on the side surface, so as to improve the space utilization and realize lightweight.

[0012] Preferably, the low-voltage distribution box mounting frame is provided with a plurality of low-voltage distribution box mounting holes, and the connecting beam is fixedly provided with a wire harness fixing support, thereby reducing the wire harness fixing cost and facilitating optimization of the wire harness layout.

[0013] Preferably, the vehicle controller mounting frame is of a U-shaped structure, and is provided with a plurality of vehicle controller mounting holes, thereby supporting and limiting the vehicle controller and effectively improving the installation stability of the vehicle controller.

[0014] Preferably, the multi-in-one controller mounting frame set comprises a multi-in-one controller mounting frame one and a multi-in-one controller mounting frame two, the multi-in-one controller mounting frame one is provided with a cross beam, and vertical beams are fixedly arranged at the bottom of the two ends of the cross beam; the multi-in-one controller mounting frame two comprises two, and the two multi-in-one controller mounting frames two are oppositely arranged on one side of the multi-in-one controller mounting frame one, and the multi-in-one controller mounting frame two is of an inverted U-shaped structure, thereby reducing the space occupation and facilitating installation of the steering oil pump.

[0015] Preferably, the steering oil pump mounting frame is of a strip structure, a plurality of steering oil pump mounting holes are arranged on the steering oil pump mounting frame along the length direction thereof at intervals, and nuts for connecting the bolts of the seven-way fuse box are fixedly arranged on the side wall of the steering oil pump mounting frame, thereby achieving installation of the steering oil pump and the seven-way fuse box, saving use of the seven-way fuse box mounting frame, and improving the space utilization rate.

[0016] Preferably, lug ears are fixedly welded at the two ends of the upper layer of the support main body, thereby facilitating hoisting of the combined support as a whole, a plurality of bonding iron columns are fixedly arranged on the upper layer of the support main body, thereby forming equipotential, and the safety is high, and a transition support is fixedly connected to the position of the support main body for connection with the vehicle frame, thereby facilitating fixed connection of the support main body with the vehicle frame.

[0017] It can be seen from the above technical solutions that the utility model has the advantages that:

[0018] The utility model carries out corresponding planning on the high-voltage and low-voltage accessory mounting positions of the upper and lower layers of the combined support, not only realizes layered setting of the combined support and improves the utilization rate of the vertical space below the cab, but also integrates the high-voltage and low-voltage accessories such as the low-voltage distribution box, the battery management unit, the vehicle controller, the two-in-one air conditioner and the multi-in-one controller, which are complex in structure and need regular maintenance, on the upper layer of the combined support, and integrates the accessories such as the low-voltage storage battery, the steering oil pump, the air compressor and the drying tank, which are not easy to be damaged and do not need frequent maintenance, on the lower layer of the combined support, so that the high-voltage and low-voltage accessory mounting positions on the whole combined support are more reasonable, facilitating subsequent maintenance and maintenance. In addition, the low-voltage distribution box, the battery management unit, the vehicle controller, the two-in-one air conditioner and the multi-in-one controller on the upper layer of the support main body are arranged along the circumferential side of the upper layer of the support main body, and there is no shielding between them, which is more convenient for installation and subsequent maintenance of the accessories. Attached Figure Description

[0019] To more clearly illustrate the technical solution of this utility model, the drawings used in the description will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0020] Figure 1 This is a schematic diagram illustrating the usage state of the highly integrated combined bracket for high and low voltage accessories of pure electric vehicles according to one or more embodiments of the present invention. Figure One ;

[0021] Figure 2 This is a schematic diagram illustrating the usage state of the highly integrated combined bracket for high and low voltage accessories of pure electric vehicles according to one or more embodiments of the present invention. Figure Two ;

[0022] Figure 3 This is a schematic diagram of the overall structure of the highly integrated high and low voltage accessory combination bracket for pure electric vehicles according to one or more embodiments of the present invention. Figure One ;

[0023] Figure 4 This is a schematic diagram of the overall structure of the highly integrated high and low voltage accessory combination bracket for pure electric vehicles according to one or more embodiments of the present invention. Figure Two ;

[0024] Figure 5 This is a structural schematic diagram of the support body according to one or more embodiments of the present invention;

[0025] Figure 6 This is a structural schematic diagram of the L-shaped mounting bracket according to one or more embodiments of the present invention;

[0026] Figure 7 This is a schematic diagram of the structure of a battery mounting bracket according to one or more embodiments of the present invention;

[0027] Figure 8 This is a structural schematic diagram of a multi-in-one controller mounting bracket according to one or more embodiments of the present invention;

[0028] Figure 9 This is a schematic diagram of the structure of the drying tank mounting bracket according to one or more embodiments of the present invention;

[0029] Figure 10 This is a structural schematic diagram of the steering pump mounting bracket according to one or more embodiments of the present invention;

[0030] Figure 11 Fig. 1 is a structural schematic diagram of a transition support according to one or more embodiments of the present application;

[0031] The components represented by the reference numerals in the drawings are:

[0032] 1, frame; 2, combined support; 3, vehicle controller; 4, two-in-one air conditioner; 5, multi-in-one controller; 6, low-voltage distribution box; 7, low-voltage storage battery; 8, battery management unit; 9, electromagnetic switch; 10, steering oil pump; 11, air compressor; 12, steering oil tank; 13, drying tank; 21, L-shaped mounting bracket; 2101, mounting seat; 2102, supporting vertical beam; 2103, supporting horizontal beam; 2104, low-voltage distribution box mounting bracket; 2105, connecting beam; 22, storage battery mounting bracket; 2201, horizontal section; 2202, vertical section; 2203, stud mounting hole; 2204, electromagnetic switch mounting hole; 23, air compressor mounting bracket; 24, vehicle controller mounting bracket; 25, support body; 2501, first mounting seat; 2502, second mounting seat; 26, multi-in-one controller mounting bracket one; 2601, horizontal beam; 2602, vertical beam; 2603, multi-in-one controller mounting hole; 27, multi-in-one controller mounting bracket two; 28, two-in-one air conditioner mounting bracket; 29, drying tank mounting bracket; 2901, first nut; 30, steering oil tank mounting bracket; 31, steering oil pump mounting bracket; 3101, steering oil pump mounting hole; 3102, second nut; 32, lifting lug; 33, bonding column; 34, transition support; 3401, vertical surface; 3402, horizontal surface; 3403, fixing hole. DETAILED DESCRIPTION

[0033] In order to make the purpose, features and advantages of the present application more obvious and easy to understand, the technical solutions of the present application will be described clearly and completely in combination with the drawings in the specific embodiments. Obviously, the following described embodiments are only a part of the embodiments of the present application, but not all the embodiments. Based on the embodiments in the present patent, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present patent.

[0034] In a typical embodiment of the present application, as shown in Figures 3-4 A high-low voltage accessory height integrated combined support for a pure electric vehicle is provided, the combined support 2 comprises: a support body 25 and a plurality of mounting brackets fixedly installed on the support body 25, the support body 25 is a layered structure, as shown in Figure 1 and Figure 2As shown, the whole vehicle controller 3, the two-in-one air conditioner 4, the multi-in-one controller 5, the low-voltage distribution box 6, the voltage storage battery 7, the battery management unit 8, the electromagnetic switch 9, the seven-way fuse box, the steering oil pump 10, the air compressor 11, the steering oil tank 12, and the drying tank 13 can be integrated and installed on the combined support 2.

[0035] As shown in Figure 5 The support body 25 is a truss structure with layers from top to bottom. The first mounting seat 2501 and the second mounting seat 2502 are fixedly installed on the side wall of the support body 25 by welding or bolt connection. The first mounting seat 2501 and the second mounting seat 2502 are respectively bolted with a transition support 34. The transition support 34 can be fixedly installed on the frame 1 by bolt installation.

[0036] As shown in Figure 3 and Figure 4 The upper layer of the support body 25 is fixedly connected with the L-shaped mounting rack 21, the whole vehicle controller mounting rack 24, the multi-in-one controller mounting rack group, and the two-in-one air conditioner mounting rack 28 by welding or bolt connection. The multi-in-one controller mounting rack group and the two-in-one air conditioner mounting rack 28 are oppositely arranged at both ends of the upper layer of the support body 25. The L-shaped mounting rack 21 and the whole vehicle controller mounting rack 24 are oppositely arranged at both sides of the upper layer of the support body 25. The L-shaped mounting rack 21 includes a low-voltage distribution box mounting surface and a battery management unit mounting surface.

[0037] The upper layer of the support body 25 is fixedly connected with the L-shaped mounting rack 21, the whole vehicle controller mounting rack 24, the multi-in-one controller mounting rack group, and the two-in-one air conditioner mounting rack 28 by welding or bolt connection. The multi-in-one controller mounting rack group and the two-in-one air conditioner mounting rack 28 are oppositely arranged at both ends of the upper layer of the support body 25. The L-shaped mounting rack 21 and the whole vehicle controller mounting rack 24 are oppositely arranged at both sides of the upper layer of the support body 25. The L-shaped mounting rack 21 includes a low-voltage distribution box mounting surface and a battery management unit mounting surface.

[0038] The lower layer of the support body 25 is fixedly connected with the battery mounting rack 22, the air compressor mounting rack 23, the drying tank mounting rack 29 and the steering oil pump mounting rack 31 by welding or bolt connection, wherein the lower layer of the support body 25 is divided into a battery mounting area and an air compressor mounting area, the battery mounting area is located below the multi-in-one controller mounting rack group, the low-voltage battery 7 is used to be placed at the battery mounting area, the battery mounting rack 22 is connected with the battery mounting area through a stud to press the low-voltage battery 7 through the battery mounting rack 22, so as to fix the position of the low-voltage battery 7, the air compressor mounting rack 23 is fixedly installed at the air compressor mounting area, the air compressor mounting rack 23 is fixedly connected with the support body 25 by bolt connection, the air compressor 11 is fixedly installed on the air compressor mounting rack 23, the drying tank mounting rack 29 is fixedly arranged at one side of the air compressor mounting area of the lower layer of the support body 25, used to fix the drying tank 13 in the air compressor mounting area and located at one side of the air compressor 11, so as to reasonably utilize the space of the lower layer of the support body 25; the steering oil pump mounting rack 31 is fixedly arranged above the battery mounting rack 22 and below the multi-in-one controller mounting rack group, used to fix the steering oil pump between the low-voltage battery 7 and the multi-in-one controller 5, reasonably utilize the space and improve the compactness of integration.

[0039] In the embodiment, the multi-in-one controller mounting rack group and the two-in-one air conditioner mounting rack 28 are oppositely arranged at two ends of the upper layer of the support body 25, the L-shaped mounting rack 21 and the vehicle controller mounting rack 24 are oppositely arranged at two sides of the upper layer of the support body 25, and the battery mounting rack 22, the air compressor mounting rack 23, the drying tank mounting rack 29 and the steering oil pump mounting rack 31 are arranged at the lower layer of the support body 25. Not only the layered arrangement of the combined support 2 is realized, the utilization rate of the vertical space below the cab is improved, the degree of integration is high, the unified design of the vehicle is facilitated, the assembly efficiency is improved, but also the high-voltage and low-voltage accessories with complex structure and needing regular maintenance, such as the low-voltage distribution box 6, the battery management unit 8, the vehicle controller 3, the two-in-one air conditioner 4 and the multi-in-one controller 5, are integrated on the upper layer of the combined support 2, and the accessories not easy to be damaged and not needing frequent maintenance, such as the low-voltage battery 7, the steering oil pump 10, the air compressor 11 and the drying tank 13, are integrated on the lower layer of the combined support 2, so that the installation positions of the high-voltage and low-voltage accessories on the whole combined support 2 are more reasonable, and the subsequent maintenance and repair are facilitated. In addition, the low-voltage distribution box 6, the battery management unit 8, the vehicle controller 3, the two-in-one air conditioner 4 and the multi-in-one controller 5 on the upper layer of the support body 25 are arranged along the circumferential side of the upper layer of the support body 25 and are not blocked with each other, which is more convenient for the installation and subsequent maintenance of the accessories.

[0040] As Figure 6As shown, the L-shaped mounting bracket 21 includes a mounting seat 2101, a support vertical beam 2102, a support horizontal beam 2103, a low-voltage distribution box mounting bracket 2104, and a connecting beam 2105. The support vertical beam 2102 is an inverted L-shaped structure, and two support vertical beams 2102 are fixedly arranged on the mounting seat 2101 by welding. The top portions of the two support vertical beams 2102 are fixedly connected by the connecting beam 2105 to improve the stability of the whole. The top portion of the support vertical beam 2102 is fixedly provided with the support horizontal beam 2103, which is provided with a plurality of battery management unit mounting holes for fixedly connecting the battery management unit 8 by bolt connection. The support horizontal beam 2103 can increase the contact area between the support vertical beam 2102 and the battery management unit 8, thereby improving the installation stability of the battery management unit 8. The mounting seat 2101 is also provided with a plurality of mounting holes for fixedly mounting on the bracket body 25 by bolt connection. The low-voltage distribution box mounting bracket 2104 is fixedly arranged on the outer side wall of one support vertical beam 2102 by welding, and is provided with a plurality of low-voltage distribution box mounting holes for fixedly mounting the low-voltage distribution box 6. The connecting beam 2105 is provided with a plurality of mounting holes for mounting the wire harness fixing bracket to fix the low-voltage wire harness and optimize the layout of the low-voltage wire harness.

[0041] The battery mounting bracket 22 is a U-shaped long strip structure, as shown in Figure 7 The battery mounting bracket 22 includes a horizontal section 2201 and a vertical section 2202. The vertical section 2202 is fixedly arranged on both sides of the horizontal section 2201 in a vertical manner. The horizontal section 2201 is provided with a threaded stud mounting hole 2203 at each end for connecting with the battery fixing stud, thereby connecting with the lower layer of the bracket body 25 through the battery fixing stud. The horizontal section 2201 can press the low-voltage battery 7. The vertical section 2202 is provided with a plurality of electromagnetic switch mounting holes 2204 for fixedly mounting the electromagnetic switch 9 above the low-voltage battery 7, thereby reducing the number of installation brackets and simplifying the overall structure of the combined bracket 2.

[0042] As shown in Figure 3 The air compressor mounting bracket 23 is a long strip structure, and a plurality of air compressor mounting brackets 23 are arranged in sequence and at intervals in the air compressor mounting area. The two ends of the air compressor mounting bracket 23 are fixedly connected with the bracket body 25 by bolts. The air compressor mounting bracket 23 is also provided with a plurality of air compressor mounting holes along the length direction for fixedly mounting the air compressor 11.

[0043] The vehicle controller mounting rack 24 is in a U-shaped structure, and is fixedly arranged on the support body 25 by bolt connection or welding. A plurality of vehicle controller mounting holes are formed in the vehicle controller mounting rack 24. The vehicle controller 3 is placed in the vehicle controller mounting rack 24 and fixed by bolts. The U-shaped plate-shaped vehicle controller mounting rack 24 can support and limit the vehicle controller 3, thereby effectively improving the installation stability of the vehicle controller 3.

[0044] The all-in-one controller mounting rack group includes an all-in-one controller mounting rack one 26 and an all-in-one controller mounting rack two 27. As shown in Figure 8 The all-in-one controller mounting rack one 26 includes a cross beam 2601 and two vertical beams 2602. The two vertical beams 2602 are fixedly arranged at the two ends of the bottom of the cross beam 2601 by welding. The cross beam 2601 is fixedly connected with the support body 25 through the vertical beams 2602 at the bottom of the cross beam 2601. A plurality of all-in-one controller mounting holes 2603 are formed at the two ends of the cross beam 2601, which are used for fixed connection with the all-in-one controller 5.

[0045] As shown in Figure 3 and Figure 4 The all-in-one controller mounting rack two 27 includes two all-in-one controller mounting racks two 27. The two all-in-one controller mounting racks two 27 are arranged opposite to each other on one side of the all-in-one controller mounting rack one 26. The all-in-one controller mounting rack two 27 is in an inverted U-shaped structure and is fixedly connected with the support body 25 by welding. The all-in-one controller mounting rack two 27 is also provided with the all-in-one controller mounting holes 2603, thereby cooperating with the all-in-one controller mounting rack one 26 to realize fixed installation of the all-in-one controller 5.

[0046] The all-in-one controller mounting rack two 27 adopts an inverted U-shaped structure instead of a cross beam structure, thereby reducing the occupation of space and facilitating installation of the steering oil pump 10.

[0047] As shown in Figure 3 、 Figure 4 The two-in-one air conditioner mounting rack 28 is in a bent plate structure. The two-in-one air conditioner mounting rack 28 is fixedly installed on the two sides of the upper end of the support body 25 by bolt connection or welding. The two-in-one air conditioner mounting rack 28 is provided with two-in-one air conditioner mounting holes, which cooperate with the mounting holes in the upper layer of the support body 25 to realize installation and positioning of the two-in-one air conditioner 4.

[0048] As shown in Figure 9 The drying tank mounting rack 29 is in a long strip structure. The drying tank mounting rack 29 is fixedly provided with a first bolt 2901 by welding, so as to be fixedly connected with the drying tank 13 by bolt connection. As shown in Figure 3As shown, the steering oil tank mounting frame 30 is an L-shaped structure, and the horizontal surface of the steering oil tank mounting frame 30 is welded and fixed on the upper layer of the support body 25, and a plurality of nuts are welded and fixed on the vertical surface of the steering oil tank mounting frame 30, so as to be fixedly connected with the steering oil tank 12 in a bolt connection manner.

[0049] The steering oil pump mounting frame 31 is provided with two, and the two steering oil pump mounting frames 31 are fixedly arranged between the multi-in-one controller mounting frame group and the storage battery mounting frame 22, and the steering oil pump mounting frame 31 is fixedly connected with the support body 25 in a bolt or welding manner, as shown in the figure. Figure 10 As shown, the steering oil pump mounting frame 31 is a long strip structure, and a plurality of steering oil pump mounting holes 3101 are arranged on the steering oil pump mounting frame 31 along the length direction of the steering oil pump mounting frame 31 at intervals, so as to be fixedly mounted with the steering oil pump 10, and a second nut 3102 is welded and fixed on the side wall of the steering oil pump mounting frame 31, so as to be fixedly mounted with the seven-way safety box.

[0050] As shown in the figure, Figure 3 , As shown in the figure, Figure 4 The lifting lugs 32 are welded and fixed on both ends of the upper layer of the support body 25, so as to facilitate the lifting of the whole combined support 2, and a plurality of bonding columns 33 are fixedly arranged on the support body 25, so as to form equipotential, and the safety is high, and the first mounting support 2501 and the second mounting support 2502 are fixedly connected with the transition support 34, as shown in the figure. Figure 11 As shown, the transition support 34 is an L-shaped structure, and contains a vertical surface 3401 and a horizontal surface 3402, and the vertical surface 3401 and the horizontal surface 3402 are smoothly connected, and a reinforcing rib is fixedly arranged therebetween, so as to increase the overall strength, and a plurality of fixing holes 3403 are arranged on the vertical surface 3401 and the horizontal surface 3402, so as to be fixedly connected with the mounting supports on the support body 25 and the vehicle frame 1.

[0051] The above description of the disclosed embodiments enables a person skilled in the art to implement or use the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A highly integrated combination support for high and low voltage accessories of a pure electric vehicle, comprising: The upper and lower layered support body (25) is characterized in that the two ends of the upper layer of the support body (25) are oppositely fixed with a multi-in-one controller mounting rack group and a two-in-one air conditioner mounting rack (28), the two sides of the upper layer of the support body (25) are fixed with an L-shaped mounting rack (21) and a whole vehicle controller mounting rack (24), the L-shaped mounting rack (21) contains a low-voltage distribution box mounting surface and a battery management unit mounting surface, the lower layer of the support body (25) is fixed with a storage battery mounting rack (22), an air compressor mounting rack (23), a drying tank mounting rack (29) and a steering oil pump mounting rack (31).

2. The high and low voltage accessory highly integrated combined support of the pure electric vehicle according to claim 1, characterized in that, The upper layer of the support body (25) is fixedly installed with a steering oil tank mounting rack (30) on one side, and the steering oil tank mounting rack (30) is on the same side as the whole vehicle controller mounting rack (24).

3. The high and low voltage accessory highly integrated combined support of the pure electric vehicle according to claim 1, characterized in that, The lower layer of the support body (25) is divided into a storage battery mounting area and an air compressor mounting area, the storage battery mounting area is located below the multi-in-one controller mounting rack group, the storage battery mounting rack (22) is connected with the storage battery mounting area through studs, the air compressor mounting rack (23) is fixedly installed in the air compressor mounting area, and the drying tank mounting rack (29) is fixedly arranged on one side of the air compressor mounting area.

4. The high and low voltage accessory highly integrated combined support for a pure electric vehicle according to claim 1, characterized in that, The steering oil pump mounting rack (31) is fixedly arranged between the storage battery mounting rack (22) and the multi-in-one controller mounting rack group.

5. The high and low voltage accessory highly integrated combined support for a pure electric vehicle according to claim 1, characterized in that, The L-shaped mounting rack (21) comprises two inverted L-shaped support vertical beams (2102), the two support vertical beams (2102) are connected with the support body (25) through mounting seats (2101), the top portions of the two support vertical beams (2102) are fixedly connected through a connecting beam (2105), the top portion of each support vertical beam (2102) is fixedly provided with a support horizontal beam (2103), a plurality of battery management unit mounting holes are formed in the support horizontal beam (2103), and a low-voltage distribution box mounting rack (2104) is fixedly arranged on the outer side wall of one support vertical beam (2102).

6. The high and low voltage accessory highly integrated combined support of the pure electric vehicle according to claim 5, characterized in that, A plurality of low-voltage distribution box mounting holes are formed in the low-voltage distribution box mounting rack (2104), and a wire harness fixing support is fixedly arranged on the connecting beam (2105).

7. The high and low voltage accessory highly integrated combined support for a pure electric vehicle according to claim 1, characterized in that, The whole vehicle controller mounting rack (24) is in a U-shaped structure, and a plurality of whole vehicle controller mounting holes are formed in the whole vehicle controller mounting rack (24).

8. The high and low voltage accessory highly integrated combined support of the pure electric vehicle of claim 1, wherein, The multi-in-one controller mounting rack group comprises a multi-in-one controller mounting rack one (26) and a multi-in-one controller mounting rack two (27), the multi-in-one controller mounting rack one (26) is provided with a horizontal beam (2601), and vertical beams (2602) are fixedly arranged at the two ends of the bottom portion of the horizontal beam (2601); the multi-in-one controller mounting rack two (27) comprises two, the two multi-in-one controller mounting rack two (27) are oppositely arranged on one side of the multi-in-one controller mounting rack one (26), and the multi-in-one controller mounting rack two (27) is in an inverted U-shaped structure.

9. The high and low voltage accessory highly integrated combined support for a pure electric vehicle according to claim 1, characterized in that, The steering oil pump mounting rack (31) is in a long strip structure, a plurality of steering oil pump mounting holes (3101) are formed in the steering oil pump mounting rack (31) along the length direction of the steering oil pump mounting rack (31), and a nut for connecting a bolt seven-way fuse box is fixedly arranged on the side wall of the steering oil pump mounting rack (31).

10. The high and low voltage accessory highly integrated combined support for a pure electric vehicle according to claim 1, characterized in that, The bracket body (25) is provided with lug (32) welded and fixed at both ends of the upper layer, and is provided with a plurality of iron columns (33) fixed on the bracket body (25), and the bracket body (25) is fixedly connected with transition bracket (34) at the position for connecting with the frame (1).

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