Truck chassis platform and truck

Abstract

The utility model relates to the technical field of electric trucks, in particular to a truck chassis platform and a truck.The truck chassis platform comprises a frame assembly, an electric control module, a battery module, an electric drive module, a cab rear suspension and a rear axle, and the frame assembly comprises a first cross beam, a tail beam, a first longitudinal beam and a second longitudinal beam; the first longitudinal beam and the second longitudinal beam extend in the length direction of the vehicle, and the first cross beam, the cab rear suspension, the rear axle and the tail beam are sequentially arranged between the first longitudinal beam and the second longitudinal beam in the length direction of the vehicle and connected with the first longitudinal beam and the second longitudinal beam. Wherein the electric control module is arranged between the first cross beam and the cab rear suspension; the battery module is arranged between the cab rear suspension and the rear axle, and the electric drive module is arranged between the rear axle and the tail beam. According to the truck chassis platform and the truck, small-range adjustment and platform design are achieved, the design efficiency is improved, and chassis platform design of different electric quantities of single-pack modular power batteries is facilitated.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of electric trucks, in particular to a truck chassis platform and a truck. BACKGROUND

[0002] With the continuous development of new energy technology, the new energy three-electric system (i.e. power battery, drive motor and electric control system) is developing more and more rapidly. There are many types of core components such as power battery, drive motor and electric control system. In addition, there is a cross-over with small three-electric (i.e. high-voltage power distribution box (PDU), on-board charger (OBC) and DC / DC converter) and traditional vehicle parts, which results in a relatively messy arrangement of the vehicle chassis, poor utilization of vehicle space and difficulty in arranging large-capacity power batteries. CONTENT OF THE UTILITY MODEL

[0003] The purpose of the present application is to provide a truck chassis platform and a truck to solve the technical problems of messy arrangement of the vehicle chassis, poor utilization of vehicle space and difficulty in arranging large-capacity power batteries in the prior art to some extent.

[0004] According to a first aspect of the present application, a truck chassis platform is provided, comprising a frame assembly, an electric control module, a battery module, an electric drive module, a cab rear suspension and a rear axle, the frame assembly comprising a first cross beam, a tail beam, a first longitudinal beam and a second longitudinal beam, the first longitudinal beam and the second longitudinal beam both extending in the vehicle length direction, the first cross beam, the cab rear suspension, the rear axle and the tail beam being sequentially arranged between the first longitudinal beam and the second longitudinal beam in the vehicle length direction and being connected with both the first longitudinal beam and the second longitudinal beam;

[0005] Preferably, the electric control module is arranged between the first cross beam and the cab rear suspension; the battery module is arranged between the cab rear suspension and the rear axle, and the electric drive module is arranged between the rear axle and the tail beam.

[0006] Preferably, the frame assembly further comprises a second cross beam, a first controller support and a second controller support, which are arranged between the first cross beam and the cab rear suspension;

[0007] The second cross beam, the first controller support and the second controller support are sequentially arranged in the vehicle length direction, and the second cross beam is arranged closer to the first cross beam relative to the first controller support and the second controller support.

[0008] Preferably, the electric control module comprises:

[0009] An air conditioner compressor is arranged between the first cross beam and the second cross beam.

[0010] An air conditioner compressor pre-charge controller is fixed to the second cross beam and connected with the air conditioner compressor;

[0011] A front ABS module is arranged on the second cross beam;

[0012] A multi-in-one controller, both ends of the multi-in-one controller in the vehicle length direction are overlapped with the first controller support and the second controller support respectively;

[0013] A thermal management heat dissipation assembly module is arranged along the side of the second cross beam close to the first controller support;

[0014] A thermal management control module is arranged between the second cross beam and the first controller support and fixed to the upper part of the first longitudinal beam;

[0015] A heat exchanger is arranged between the first controller support and the second controller support and below the multi-in-one controller;

[0016] A water heater is arranged on the side of the second controller support away from the second controller support and below the multi-in-one controller;

[0017] A vehicle controller combination is arranged side by side with the thermal management control module and fixed to the upper part of the first longitudinal beam;

[0018] A double-cavity expansion water tank is arranged on the side of the second longitudinal beam away from the first longitudinal beam and arranged opposite to the cab rear suspension;

[0019] An electronic steering system is arranged on the side of the second longitudinal beam away from the first longitudinal beam and aligned with the part between the first cross beam and the second cross beam in the vehicle length direction.

[0020] Preferably, the frame assembly further comprises a third cross beam, a fourth cross beam, a fifth cross beam and a wiring harness routing support, which are all arranged between the cab rear suspension and the rear axle;

[0021] The third cross beam, the fourth cross beam and the fifth cross beam are arranged in sequence in the vehicle length direction, and the third cross beam is arranged closer to the first cross beam than the fourth cross beam and the fifth cross beam;

[0022] The wiring harness routing support is arranged between the third cross beam and the fourth cross beam.

[0023] Preferably, the battery module comprises:

[0024] a power battery system supported by the third cross beam, the fourth cross beam and the fifth cross beam;

[0025] a low-voltage distribution box arranged on the side of the first longitudinal beam facing away from the second longitudinal beam, the low-voltage distribution box being arranged in alignment with the rear suspension of the cab;

[0026] a low-voltage storage battery arranged on the side of the first longitudinal beam facing away from the second longitudinal beam, and the low-voltage storage battery being arranged between the third cross beam and the fourth cross beam in the vehicle length direction;

[0027] a charging socket arranged on the outer side of the first longitudinal beam and the second longitudinal beam, and the charging socket being arranged in alignment with the third cross beam.

[0028] Preferably, further comprising a gas supply module, the gas supply module comprising:

[0029] a gas supply assembly arranged on the side of the first longitudinal beam facing away from the second longitudinal beam, the gas supply assembly being arranged in alignment with the fourth cross beam;

[0030] a gas cylinder arranged on the side of the second longitudinal beam facing away from the first longitudinal beam, the gas cylinder being arranged in alignment with the fourth cross beam;

[0031] a dryer assembly connected with the gas cylinder, the dryer assembly being arranged on the side of the second longitudinal beam facing away from the first longitudinal beam, and the dryer assembly being arranged between the third cross beam and the fourth cross beam in the vehicle length direction.

[0032] Preferably, the truck frame assembly further comprises a sixth cross beam and a spare tire placement beam arranged between the rear axle and the tail beam;

[0033] the rear axle, the sixth cross beam, the spare tire placement beam and the tail beam are arranged in sequence in the vehicle length direction;

[0034] the truck chassis platform further comprises a spare tire arranged between the sixth cross beam and the tail beam, and the spare tire is detachably connected with the spare tire placement beam.

[0035] Preferably, the electric drive module comprises:

[0036] an electric drive axle arranged between the rear axle and the sixth cross beam, and connected with the rear axle;

[0037] an electronic handbrake system arranged on the side of the sixth cross beam facing the rear axle;

[0038] a rear axle ABS module arranged on the side of the sixth cross beam facing away from the rear axle.

[0039] Preferably, further comprising:

[0040] A plurality of first lifting lugs are fixedly connected to the side of the first longitudinal beam facing away from the second longitudinal beam, and the plurality of first lifting lugs are arranged at intervals along the first longitudinal beam;

[0041] A plurality of second lifting lugs are fixedly connected to the side of the second longitudinal beam facing away from the first longitudinal beam, and the plurality of second lifting lugs are arranged at intervals along the second longitudinal beam;

[0042] In the vehicle longitudinal direction, the number of the first lifting lugs and the second lifting lugs are equal and arranged one by one in alignment.

[0043] According to the second aspect of the present application, a truck is provided, comprising the truck chassis platform of any one of the technical solutions described above, thus having all the beneficial technical effects of the truck chassis platform, which will not be described here again.

[0044] Compared with the prior art, the beneficial effects of the present application are:

[0045] The truck chassis platform provided by the present application, on the one hand, arranges the electric control module, the battery module and the electric drive module in different regions, facilitates the standardization and modularization of the truck chassis platform layout, enables the truck chassis platform to be locally adapted to different vehicle product requirements, realizes small-range adjustment, platform design, and improves design efficiency; on the other hand, the electric drive module is arranged between the rear axle and the tail beam (i.e., the electric drive module is rear-mounted), effectively increasing the longitudinal arrangement space of the battery module, facilitating the chassis platform design of different power of single-pack modular power batteries.

[0046] In order to make the above-mentioned purposes, features and advantages of the present application more obvious and easy to understand, the following preferred embodiments are described in detail below, and the accompanying drawings are described as follows. BRIEF DESCRIPTION OF DRAWINGS

[0047] In order to more clearly illustrate the specific embodiments of the present application or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the specific embodiments or the prior art description. Obviously, the drawings described below are some embodiments of the present application, and those skilled in the art can also obtain other drawings according to these drawings without creative labor.

[0048] Figure 1 A top view structural schematic diagram of the truck chassis platform provided by the embodiments of the present application;

[0049] Figure 2 Another top view structural schematic diagram of the truck chassis platform provided by the embodiments of the present application;

[0050] Figure 3 A side view structural schematic diagram of a truck chassis platform provided for an embodiment of the present application is shown in FIG. 1.

[0051] Figure 4 An axial structural schematic diagram of a frame assembly provided for an embodiment of the present application is shown in FIG. 2.

[0052] Reference signs:

[0053] 11-first longitudinal beam; 111-first lifting lug; 12-second longitudinal beam; 121-second lifting lug; 131-first cross beam; 132-second cross beam; 133-third cross beam; 134-fourth cross beam; 135-fifth cross beam; 136-sixth cross beam; 137-tail beam; 141-first controller support; 142-second controller support; 143-heat exchange mounting bracket; 15-cab rear suspension; 16-spare tire mounting beam; 17-local reinforcement; 18-pipeline bundle running support;

[0054] 21-air conditioner compressor; 22-air conditioner compressor pre-charge controller; 23-electronic steering system; 24-thermal management heat dissipation assembly module; 25-thermal management control module; 26-vehicle controller combination; 27-all-in-one controller; 28-double-cavity expansion tank; 29-heat exchanger; 20-water heater;

[0055] 31-power battery system; 32-low-voltage storage battery; 33-low-voltage power distribution box; 34-charging socket;

[0056] 41-gas supply assembly device; 42-gas cylinder; 43-dryer assembly;

[0057] 51-electric drive axle; 52-electronic handbrake system;

[0058] 61-front ABS module; 62-rear ABS module;

[0059] 7-spare tire;

[0060] 81-front axle; 82-rear axle;

[0061] L-car length direction; W-car width direction; H-car height direction. DETAILED DESCRIPTION

[0062] The technical solutions of the present application will be described clearly and completely below in conjunction with the drawings. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments of the present application.

[0063] The components of the application embodiments, which are described and illustrated herein, can be arranged and designed in a wide variety of different configurations. Therefore, the following detailed description of the application, read with reference to the accompanying drawings, is not intended to limit the scope of the application as claimed, but is merely representative of selected embodiments of the application.

[0064] Based on the embodiments herein, all other embodiments obtained by a person of ordinary skill in the art without creative labor fall within the scope of protection of the application.

[0065] In the description of the application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the purpose of facilitating the description of the application and simplifying the description, and are not intended to 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 cannot be understood as limiting the application. In addition, the terms "first", "second", "third" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0066] In the description of the application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For those of ordinary skill in the art, the specific meaning of the above terms in the application can be understood according to the specific circumstances.

[0067] The following refers to Figures 1 to 4 The truck chassis platform and the truck according to some embodiments of the application are described.

[0068] Referring to Figures 1 to 4 As shown in the drawings, the embodiments of the first aspect of the application provide a truck chassis platform, which comprises a frame assembly, an electric control module, a battery module, an electric drive module, a cab rear suspension 15 and a rear axle 82, the frame assembly comprises a first cross beam 131, a tail beam 137, a first longitudinal beam 11 and a second longitudinal beam 12, both the first longitudinal beam 11 and the second longitudinal beam 12 extend along the vehicle length direction L, the first cross beam 131, the cab rear suspension 15, the rear axle 82 and the tail beam 137 are sequentially arranged between the first longitudinal beam 11 and the second longitudinal beam 12 along the vehicle length direction L, and are both connected with the first longitudinal beam 11 and the second longitudinal beam 12. Among them, the electric control module is arranged between the first cross beam 131 and the cab rear suspension 15; the battery module is arranged between the cab rear suspension 15 and the rear axle 82, and the electric drive module is arranged between the rear axle 82 and the tail beam 137.

[0069] According to the technical features, the truck chassis platform has the following advantages. On the one hand, the electric control module, the battery module and the electric drive module are arranged in different regions, which facilitates the standardization and modularization of the truck chassis platform, enables the truck chassis platform to be adjusted locally according to different vehicle product requirements, realizes small-range adjustment, platform design, and improves design efficiency. On the other hand, the electric drive module is arranged between the rear axle 82 and the tail beam 137 (i.e., the electric drive module is arranged at the rear), which effectively increases the longitudinal arrangement space of the battery module, and facilitates the chassis platform design of the single-pack modular power battery with different power.

[0070] As shown in Figures 1 to 4 , L shown in the figure can be an example of the above-mentioned vehicle length direction L, and correspondingly, W shown in the figure can be an example of the vehicle width direction W, and H shown in the figure can be an example of the vehicle height direction H.

[0071] It should be noted that the part between the first cross beam 131 of the vehicle body assembly and the cab rear suspension 15 can be arranged corresponding to the cab of the truck.

[0072] Preferably, as shown in Figures 1 to 4 , the above-mentioned frame assembly can include a second cross beam 132, a first controller support 141 and a second controller support 142, which are all arranged between the first cross beam 131 and the cab rear suspension 15. The second cross beam 132, the first controller support 141 and the second controller support 142 are sequentially arranged along the vehicle length direction L, and the second cross beam 132 is arranged closer to the first cross beam 131 than the first controller support 141 and the second controller support 142, in other words, the first cross beam 131, the second cross beam 132, the first controller support 141, the second controller support 142 and the cab rear suspension 15 are sequentially arranged along the vehicle length direction L.

[0073] Preferably, as shown in Figure 1 and Figure 2 , the above-mentioned electric control module can include an air conditioner compressor 21, which can be arranged between the first cross beam 131 and the second cross beam 132.

[0074] Preferably, as shown in Figure 1 and Figure 2 , the above-mentioned electric control module can further include an air conditioner compressor pre-charging controller 22, which is fixed to the upper part of the second cross beam 132 and connected with the air conditioner compressor 21.

[0075] Preferably, as shown in Figure 1 and Figure 2 , the above-mentioned electric control module can further include an air conditioner compressor pre-charging controller 22, which is fixed to the upper part of the second cross beam 132 and connected with the air conditioner compressor 21.As shown in the drawings, the above-mentioned electric control module can further comprise an electronic steering system 23, which is arranged on the side of the second longitudinal beam 12 opposite to the first longitudinal beam 11, and is arranged in alignment with the portion between the first cross beam 131 and the second cross beam 132 in the vehicle longitudinal direction L, so as to be connected with the steering wheel of the driver's seat in the driver's cabin.

[0076] Preferably, as shown in the drawings, Figure 1 and Figure 2 As shown in the drawings, the above-mentioned electric control module can further comprise a front ABS module 61, which can be arranged on the side of the second cross beam 132 close to the first controller support 141, for preventing the front wheels of the truck from locking.

[0077] Preferably, as shown in the drawings, Figure 1 and Figure 2 As shown in the drawings, the above-mentioned truck chassis platform can further comprise a front axle 81 connecting at least two front wheels, and a front suspension, wherein the front axle 81 is connected with the first longitudinal beam 11 and the second longitudinal beam 12 via the front suspension, so as to realize the transmission connection between the front wheels and the frame assembly.

[0078] It should be noted that the connection structure of the four of the front wheels, the front axle 81, the front suspension and the frame assembly is the prior art in the field, and will not be described here.

[0079] Preferably, as shown in the drawings, Figure 1 and Figure 2 As shown in the drawings, the above-mentioned electric control module can further comprise a thermal management and heat dissipation assembly module 24 arranged on the side of the second cross beam 132 close to the first controller support 141.

[0080] Preferably, a gap of at least 180mm wide is arranged between the thermal management and heat dissipation assembly module 24 and the second cross beam 132, so as to reduce the heat dissipation influence of the second cross beam 132 on the thermal management and heat dissipation assembly module 24.

[0081] Preferably, as shown in the drawings, Figure 1 and Figure 2 As shown in the drawings, the above-mentioned electric control module can further comprise a thermal management control module 25 and a vehicle control unit combination 26, which are arranged side by side on the upper portion of the first longitudinal beam 11, and are arranged between the second cross beam 132 and the first controller support 141.

[0082] Preferably, as shown in the drawings, Figure 2 and Figure 2As shown, the above-mentioned electric control module can further include an all-in-one controller 27, both ends of the all-in-one controller 27 in the vehicle length direction L are respectively overlapped with the first controller support 141 and the second controller support 142, so as to arrange the all-in-one controller 27 below the rear part of the cab.

[0083] Preferably, as shown in the drawings, Figure 2 As shown, the above-mentioned electric control module can further include a heat exchanger 29 and a water heater 20, the heat exchanger 29 is arranged between the first controller support 141 and the second controller support 142, and below the all-in-one controller 27. The water heater 20 is arranged on the side of the second controller support 142 opposite to the second controller support 142, and below the all-in-one controller 27.

[0084] Preferably, as shown in the drawings, Figure 1 As shown, the above-mentioned frame assembly can further include a heat exchange mounting bracket 143, which can be arranged opposite to the second controller support 142 in the vehicle height direction H.

[0085] Preferably, as shown in the drawings, Figure 2 As shown, the above-mentioned heat exchanger 29 and water heater 20 can be arranged in the heat exchange mounting bracket 143, so that the heat exchanger 29 and the water heater 20 are arranged in layers with the above-mentioned all-in-one controller 27.

[0086] Preferably, as shown in the drawings, Figures 1 to 4 and Figure 1 As shown, the above-mentioned electric control module can further include a double-cavity expansion water tank 28, which can be arranged on the side of the second longitudinal beam 12 opposite to the first longitudinal beam 11, and opposite to the cab rear suspension 15, so as to be connected with the above-mentioned thermal management control module 25 and the battery module respectively.

[0087] In an embodiment, as shown in the drawings, Figure 2 As shown, the above-mentioned frame assembly can further include a third cross beam 133, a fourth cross beam 134, a fifth cross beam 135 and a wiring harness running support 18, which are arranged between the cab rear suspension 15 and the rear axle 82. The third cross beam 133, the fourth cross beam 134 and the fifth cross beam 135 are arranged in sequence in the vehicle length direction L, and the third cross beam 133 is arranged closer to the first cross beam 131 than the fourth cross beam 134 and the fifth cross beam 135, wherein the wiring harness running support 18 is arranged between the third cross beam 133 and the fourth cross beam 134. In other words, the cab rear suspension 15, the third cross beam 133, the wiring harness running support 18, the fourth cross beam 134, the fifth cross beam 135 and the rear axle 82 are arranged in sequence in the vehicle length direction L.

[0088] It should be noted that the pipeline bundle routing support 18 can be used for the line connection of the side where the first longitudinal beam 11 is located and the side where the second longitudinal beam 12 is located. The pipeline bundle routing support 18 is arranged between the third cross beam 133 and the fourth cross beam 134, which not only can reduce the influence of the pipeline bundle routing support 18 on the bearing stability of the power battery system 31, but also can effectively shorten the line connection length of the side where the first longitudinal beam 11 is located and the side where the second longitudinal beam 12 is located by arranging the pipeline bundle routing support 18 at the middle of the vehicle frame assembly in the vehicle length direction L.

[0089] Preferably, as shown in Figure 4 and Figure 4 , the battery module can include the power battery system 31, which is supported by the third cross beam 133, the fourth cross beam 134, and the fifth cross beam 135 to ensure the bearing stability of the power battery system 31.

[0090] Preferably, as shown in the figure, the power battery system 31 includes a first part and a second part connected to each other in the vehicle height direction H, wherein at least part of the first part extends between the first longitudinal beam 11 and the second longitudinal beam 12, so that at least part of the first part extending between the first longitudinal beam 11 and the second longitudinal beam 12 can effectively increase the contact area of the vehicle frame assembly and the power battery system 31, thereby improving the installation stability and reliability of the vehicle frame assembly to the power battery system 31.

[0091] Preferably, as shown in the figure, the size of the first part in the vehicle width direction W can be smaller than the size of the second part in the vehicle width direction W, so that the size of the first part in the vehicle width direction W is smaller than the size of the second part in the vehicle width direction W, which can effectively reduce the influence of the size of the vehicle frame assembly on the capacity of the power battery system 31, and realize different space requirements of the power battery system 31.

[0092] Preferably, as shown in Figure 4 , the vehicle frame assembly can further include a local reinforcement 17, which can be attached to the inner side of the first longitudinal beam 11 and the second longitudinal beam 12 to improve the bending strength of the first longitudinal beam 11 and the second longitudinal beam 12.

[0093] Preferably, as shown in Figure 4 , the local reinforcement 17 can be arranged at the positions of the first longitudinal beam 11 and the second longitudinal beam 12 corresponding to the third cross beam 133.

[0094] Preferably, as shown in Figure 4 , the local reinforcement 17 can be arranged at the positions of the first longitudinal beam 11 and the second longitudinal beam 12 corresponding to the fourth cross beam 134.

[0095] Preferably, as shown in Figure 1As shown, the local reinforcement 17 can be arranged at a position corresponding to the fifth cross beam 135 of both the first longitudinal beam 11 and the second longitudinal beam 12.

[0096] Preferably, as shown in Figure 2 As shown, the local reinforcement 17 can be arranged at a position corresponding to the rear axle 82 of both the first longitudinal beam 11 and the second longitudinal beam 12 (i.e., a position corresponding to the rear suspension connection of both the first longitudinal beam 11 and the second longitudinal beam 12).

[0097] Preferably, as shown in Figure 1 and Figure 2 As shown, the battery module can further include a low-voltage storage battery 32, which is arranged on a side of the first longitudinal beam 11 opposite to the second longitudinal beam 12, and is located between the third cross beam 133 and the fourth cross beam 134 in the vehicle length direction L.

[0098] Preferably, as shown in Figure 1 and Figure 2 As shown, the battery module can further include a low-voltage distribution box 33, which is arranged on a side of the low-voltage storage battery 32 in the vehicle width direction W, and is arranged in alignment with the rear cab suspension 15, so as to be connected with the power battery system 31 and the low-voltage storage battery 32.

[0099] Preferably, as shown in Figure 1 and Figure 2 As shown, the battery module can further include a charging socket 34, which is arranged on the outer side of both the first longitudinal beam 11 and the second longitudinal beam 12, and is arranged in alignment with the third cross beam 133, so as to be fixed.

[0100] As shown in Figure 1 and Figure 2 The charging socket 34 is shown as being arranged on the side of the first longitudinal beam 11, but is not limited thereto. For example, the charging socket 34 can be arranged on the side of the second longitudinal beam 12. For another example, the number of charging sockets 34 is two, and the two charging sockets 34 can be oppositely arranged on both sides of the first longitudinal beam 11 and the second cross beam 132 in the vehicle width direction W, so as to meet the double-cavity charging demand and improve the charging efficiency.

[0101] Preferably, as shown in Figure 1 and Figure 2 The truck chassis platform can further include a gas supply module to provide power for the pneumatic structure (e.g., air cylinder, air pump, etc.) of the truck. The gas supply module can include a gas supply assembly device 41, an air cylinder 42, and a dryer assembly 43.

[0102] Preferably, as shown in Figure 1 and Figure 2As shown, the air supply assembly 41 can be disposed on the side of the first longitudinal beam 11 opposite the second longitudinal beam 12, and the air supply assembly 41 is disposed in alignment with the fourth cross beam 134.

[0103] Preferably, the air supply assembly 41 can include an air compressor and an air filter, both of which can be fixed to the frame assembly by a combination bracket. It should be noted that the combination bracket is a prior art in the field, and will not be described here.

[0104] Preferably, as shown in Figure 1 and Figure 2 , the air cylinder 42 can be disposed on the side of the second longitudinal beam 12 opposite the first longitudinal beam 11, and the air cylinder 42 is disposed in alignment with the fourth cross beam 134, so that the air supply assembly 41 and the air cylinder 42 are disposed in alignment in the vehicle width direction W, effectively shortening the connecting pipeline between the air supply assembly 41 and the air cylinder 42.

[0105] Preferably, as shown in Figures 1 to 4 and Figure 1 , the dryer assembly 43 is connected to the air cylinder 42, and the dryer assembly 43 can be disposed on the side of the second longitudinal beam 12 opposite the first longitudinal beam 11, and the dryer assembly 43 is disposed between the third cross beam 133 and the fourth cross beam 134 in the vehicle length direction L, so as to be connected to the air cylinder 42.

[0106] In an embodiment, as shown in Figures 1 to 4 , the frame assembly further comprises a sixth cross beam 136 disposed between the rear axle 82 and the tail beam 137, i.e. the rear axle 82, the sixth cross beam 136, and the tail beam 137 are sequentially disposed in the vehicle length direction L.

[0107] Preferably, as shown in Figure 1 and Figure 2 , the truck chassis platform can further comprise a spare tire 7, which can be disposed between the sixth cross beam 136 and the tail beam 137. Correspondingly, as shown in Figure 1 , the frame assembly further comprises a spare tire mounting beam 16 disposed between the sixth cross beam 136 and the tail beam 137, and the spare tire 7 can be detachably connected to the spare tire mounting beam 16.

[0108] Preferably, as shown in Figure 2 and Figure 1 , the truck chassis platform can further comprise a rear suspension, the rear axle 82 connects at least two rear wheels, and the rear axle 82 is connected to the first longitudinal beam 11 and the second longitudinal beam 12 via the rear suspension to achieve the driving connection of the rear wheels and the frame assembly.

[0109] It should be noted that the connection structure of the four of the rear wheel, the rear axle 82, the rear suspension and the frame assembly is the prior art in the field, and will not be described here.

[0110] Preferably, as shown in Figure 2 and Figure 1 , the above-mentioned electric drive module can include an electric drive axle 51, which is arranged between the rear axle 82 and the sixth cross beam 136 and is in driving connection with the rear axle 82.

[0111] Optionally, the above-mentioned electric drive axle 51 can include a motor and a reducer.

[0112] Preferably, as shown in Figure 2 and Figure 4 , the above-mentioned electric drive module can further include an electronic hand brake system 52, which is arranged on the side of the sixth cross beam 136 facing the rear axle 82, so that the electronic hand brake system 52 is in driving connection with the electric drive axle 51.

[0113] Preferably, as shown in Figure 4 and ​ , the above-mentioned electric drive module can further include a rear ABS module 62, which is arranged on the side of the sixth cross beam 136 facing away from the rear axle 82, so as to prevent the rear wheel from locking.

[0114] In an embodiment, preferably, as shown in ​ , the truck chassis platform can further include a plurality of first lifting lugs 111 and a plurality of second lifting lugs 121, wherein the first lifting lugs 111 are fixedly connected to the side of the first longitudinal beam 11 facing away from the second longitudinal beam 12, and the plurality of first lifting lugs 111 are arranged along the first longitudinal beam 11 at intervals. The second lifting lug 121 is fixedly connected to the side of the second longitudinal beam 12 facing away from the first longitudinal beam 11, and the plurality of second lifting lugs 121 are arranged along the second longitudinal beam 12 at intervals, so as to be fixed with the truck's cargo box through the first lifting lug 111 and the second lifting lug 121.

[0115] Preferably, as shown in ​ , in the vehicle length direction L, the number of the first lifting lug 111 and the second lifting lug 121 is equal and arranged one by one, so as to improve the fixing stability of the truck's cargo box.

[0116] The embodiments of the second aspect of the present application also provide a truck, which includes the truck chassis platform described in any of the above embodiments, and thus has all the beneficial technical effects of the truck chassis platform, which will not be described here.

[0117] Preferably, the truck can further include the above-mentioned cargo box and cab.

[0118] The truck chassis platform or truck provided according to the above technical features designs a middle-mounted battery pack truck chassis platform, which has the following beneficial effects:

[0119] 1. The standardization and modularization of the chassis layout of the mid-battery pack pure electric truck are realized;

[0120] 2. The above-mentioned electric control module, battery module and electric drive module can be adjusted locally according to the requirements of different vehicle products, small-scale adjustment is realized, platform design is achieved, and design efficiency is improved;

[0121] 3. The longitudinal arrangement space of the battery module is increased by optimizing the frame assembly and rear mounting of the electric drive axle 51 motor, which facilitates the chassis platform design of the single-pack modular power battery with different power;

[0122] 4. Through the chassis platform design, the overall pipeline bundle arrangement is reasonable, the failure points are reduced, and the quality of the vehicle product is improved;

[0123] 5. Through the chassis platform design, lightweight design is adopted, the whole life cycle cost of design, process, maintenance, etc. is reduced, and the maintenance convenience is improved.

[0124] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A truck chassis platform characterized by, The frame assembly includes a first cross beam, a tail beam, a first longitudinal beam and a second longitudinal beam, the first longitudinal beam and the second longitudinal beam both extend along the vehicle length direction, the first cross beam, the cab rear suspension, the rear axle and the tail beam are sequentially arranged between the first longitudinal beam and the second longitudinal beam along the vehicle length direction, and are connected with the first longitudinal beam and the second longitudinal beam; The electric control module is arranged between the first cross beam and the cab rear suspension; the battery module is arranged between the cab rear suspension and the rear axle, and the electric drive module is arranged between the rear axle and the tail beam.

2. The truck chassis platform of claim 1, wherein, The frame assembly further includes a second cross beam, a first controller support and a second controller support, which are all arranged between the first cross beam and the cab rear suspension; The second cross beam, the first controller support and the second controller support are sequentially arranged along the vehicle length direction, and the second cross beam is arranged closer to the first cross beam relative to the first controller support and the second controller support.

3. The truck chassis platform of claim 2, wherein, The electric control module includes: An air conditioner compressor is arranged between the first cross beam and the second cross beam; An air conditioner compressor pre-charging controller is fixed to the second cross beam and connected with the air conditioner compressor; A front ABS module is arranged on the second cross beam; A multi-in-one controller, both ends of the multi-in-one controller in the vehicle length direction are respectively overlapped with the first controller support and the second controller support; A thermal management heat dissipation assembly module is arranged along the side of the second cross beam close to the first controller support; A thermal management control module is arranged between the second cross beam and the first controller support and is fixed to the upper part of the first longitudinal beam; A heat exchanger is arranged between the first controller support and the second controller support and is located below the multi-in-one controller; A water heater is arranged on the side of the second controller support away from the second controller support and is located below the multi-in-one controller; A vehicle controller combination is arranged side by side with the thermal management control module and is fixed to the upper part of the first longitudinal beam; A double-cavity expansion water tank is arranged on the side of the second longitudinal beam away from the first longitudinal beam and is arranged opposite to the cab rear suspension; An electronic steering system is arranged on the side of the second longitudinal beam away from the first longitudinal beam, and in the vehicle length direction, the electronic steering system is arranged in alignment with the part between the first cross beam and the second cross beam.

4. The truck chassis platform of claim 1, wherein, The frame assembly further includes a third cross beam, a fourth cross beam, a fifth cross beam and a pipeline bundle routing support, which are all arranged between the cab rear suspension and the rear axle; The third cross beam, the fourth cross beam and the fifth cross beam are sequentially arranged along the vehicle length direction, and the third cross beam is arranged closer to the first cross beam relative to the fourth cross beam and the fifth cross beam; The pipeline bundle routing support is arranged between the third cross beam and the fourth cross beam.

5. The truck chassis platform of claim 4, wherein, The battery module comprises: A power battery system supported by the third cross beam, the fourth cross beam and the fifth cross beam; A low-voltage distribution box arranged on the side of the first longitudinal beam opposite to the second longitudinal beam, the low-voltage distribution box being arranged in alignment with the rear suspension of the cab; A low-voltage storage battery arranged on the side of the first longitudinal beam opposite to the second longitudinal beam, and the low-voltage storage battery being arranged between the third cross beam and the fourth cross beam in the vehicle length direction; A charging socket arranged on the outer side of the first longitudinal beam and the second longitudinal beam, and the charging socket being arranged in alignment with the third cross beam.

6. The truck chassis platform of claim 4, wherein, Further comprising a gas supply module, the gas supply module comprising: A gas supply assembly arranged on the side of the first longitudinal beam opposite to the second longitudinal beam, the gas supply assembly being arranged in alignment with the fourth cross beam; A gas cylinder arranged on the side of the second longitudinal beam opposite to the first longitudinal beam, the gas cylinder being arranged in alignment with the fourth cross beam; A dryer assembly connected with the gas cylinder, the dryer assembly being arranged on the side of the second longitudinal beam opposite to the first longitudinal beam, and the dryer assembly being arranged between the third cross beam and the fourth cross beam in the vehicle length direction.

7. The truck chassis platform according to claim 1, wherein The frame assembly further comprises a sixth cross beam and a spare tire mounting beam arranged between the rear axle and the tail beam; The rear axle, the sixth cross beam, the spare tire mounting beam and the tail beam are sequentially arranged in the vehicle length direction; The truck chassis platform further comprises a spare tire arranged between the sixth cross beam and the tail beam, and the spare tire is detachably connected with the spare tire mounting beam.

8. The truck chassis platform of claim 7, wherein, The electric drive module comprises: An electric drive axle arranged between the rear axle and the sixth cross beam, and connected with the rear axle; An electronic handbrake system arranged on the side of the sixth cross beam facing the rear axle; A rear axle ABS module arranged on the side of the sixth cross beam opposite to the rear axle.

9. The truck chassis platform of claim 1, wherein, Further comprising: A plurality of first lifting lugs fixedly connected with the side of the first longitudinal beam opposite to the second longitudinal beam, and the first lifting lugs are arranged at intervals along the first longitudinal beam; A plurality of second lifting lugs fixedly connected with the side of the second longitudinal beam opposite to the first longitudinal beam, and the second lifting lugs are arranged at intervals along the second longitudinal beam; In the vehicle length direction, the number of the first lifting lugs and the second lifting lugs is equal and they are arranged in alignment one by one.

10. A truck characterized in that The truck chassis platform according to any one of claims 1 to 9.

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