New energy truck frame and vehicle

Abstract

The utility model discloses a new energy truck frame and a vehicle, and belongs to the technical field of vehicles, the new energy truck frame comprises a frame body, the frame body comprises two longitudinal beams which are parallel to each other, symmetrical battery hanging brackets are arranged on the outer sides of the longitudinal beams, and the bottom surfaces of the battery hanging brackets are used for installing batteries; a hoisting cross beam group corresponding to the battery hanging bracket is arranged between the two longitudinal beams, and the bottom surface of the hoisting cross beam group is used for mounting a battery. The two battery hanging brackets are arranged on the two sides of the frame body respectively, and the power battery pack is installed on the bottom face of the frame body. The hoisting cross beam group is connected between the two longitudinal beams, so that the stress of the frame body is balanced while the number of installed batteries is increased, and the structural strength of the frame body is improved; the power battery packs are all installed on the bottom face of the vehicle body, occupation of the upper space is reduced, the gravity center of the flatly-laid power battery packs is lowered, occupation of the longitudinal space is reduced, and constraint of a short-wheelbase vehicle is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the vehicle technical field, specifically a kind of new energy truck frame and vehicle. BACKGROUND

[0002] New energy commercial vehicle refers to the commercial vehicle using new energy technology, which mainly relies on battery, electric motor, hydrogen fuel cell and other new power systems, aiming to reduce dependence on traditional petroleum fuels, reduce environmental pollution and reduce greenhouse gas emissions. Electric commercial vehicle: uses battery as power source, drives electric motor to provide power. It mainly includes electric truck (such as micro face, closed box truck, light truck, medium truck, tractor, etc.), electric bus, electric passenger car, etc. These vehicles obtain power through battery charging, have the characteristics of zero emission, low noise, energy saving and environmental protection, and gradually become the green choice in urban logistics and public transportation field. Hydrogen fuel commercial vehicle: uses hydrogen fuel cell as power source, drives electric motor through electrochemical reaction. It does not produce tail gas emission and is a kind of zero emission clean transportation solution. Hydrogen fuel commercial vehicle usually includes hydrogen fuel cell electric bus and hydrogen fuel cell logistics vehicle, which is suitable for long distance transportation and heavy load transportation.

[0003] New energy commercial vehicle market develops rapidly. Lightweight, long endurance demand is becoming urgent, and the mass ratio of chassis and power battery is more than 40%. At present, the power battery still has the technical bottleneck of low energy density and large volume, and increasing endurance will inevitably increase weight and layout space.

[0004] In view of the constraint of user's chassis wheelbase, the traditional side-mounted battery pack arrangement scheme cannot meet the demand of large power, and the scheme of power battery behind cab is derived in the market; Although the scheme of power battery behind cab realizes large power arrangement, the vehicle mass center is high, which affects the stability of vehicle control performance. UTILITY MODEL CONTENTS

[0005] To solve the problem of poor stability caused by increasing layout space and high gravity center due to increasing endurance of new energy commercial vehicle, the utility model provides a new energy truck frame and vehicle which reduces longitudinal space occupation and reduces vehicle gravity center.

[0006] The utility model is realized by the following technical solutions:

[0007] A new energy truck frame, comprising a frame body, the frame body comprises two mutually parallel longitudinal beams, the outer side of the longitudinal beam is provided with a symmetric battery hanger, and the bottom surface of the battery hanger is used for mounting battery; Between the two longitudinal beams, a hoisting cross beam group corresponding to the battery hanger is arranged, and the bottom surface of the hoisting cross beam group is used for mounting battery.

[0008] Two battery hangers are respectively arranged at two sides of the frame body, and the power battery pack is arranged on the bottom surface of the battery hanger; the hoisting cross beam set is connected between the two longitudinal beams, which helps to balance the stress of the frame body and increase the structural strength of the frame body when the number of the battery installation is increased; the power battery pack is arranged on the bottom surface, which reduces the occupation of the upper space, the power battery pack is arranged in a flat manner, the gravity center is lowered, the occupation of the longitudinal space is reduced, and the constraint of the short-axle-distance vehicle is reduced.

[0009] Further improvement of the utility model still has, battery hanger is integral type welded structure, and battery hanger is detachably connected with longitudinal beam through bolt.

[0010] Further improvement of the utility model still has, battery hanger includes connecting plate two, hoisting plate two and L type plate, connecting plate two and hoisting plate two are all equipped with multiple, be equipped with the fastening mounting hole of allowing bolt to pass through and be connected with longitudinal beam on connecting plate two, multiple connecting plate two are arranged in the front-rear direction on longitudinal beam; L type plate is arranged in parallel with longitudinal beam; Hoisting plate two is horizontally arranged and both ends thereof are connected with connecting plate two and L type plate respectively, and the battery mounting hole of allowing power battery pack to be detachably connected with hoisting plate two through bolt is formed in hoisting plate two.

[0011] Further improvement of the utility model still has, battery hanger still includes vertical vertical plate two, both ends of vertical plate two are connected with connecting plate two and L type plate respectively, and the top surface of hoisting plate two is connected perpendicularly with the lower edge of vertical plate two.

[0012] Further improvement of the utility model still has, at least two weight reduction holes and multiple pipeline support fixing holes are formed in vertical plate two.

[0013] Further improvement of the utility model still has, the weight reduction hole and side protection mounting hole are formed in L type plate, and the side protection mounting hole corresponds to vertical plate two.

[0014] Further improvement of the utility model still has, the hoisting cross beam set includes multiple hoisting cross beam units, the hoisting cross beam unit includes connecting plate one and hoisting plate one, the connecting plate one is equipped with two, and the inner wall of the longitudinal beam is connected with the two connecting plate one through the fastening mounting hole on the bolt, the hoisting plate one is connected between the two connecting plate one and arranged horizontally, and the battery mounting hole of allowing power battery pack to be detachably connected with the hoisting plate two through the bolt is formed in the hoisting plate one.

[0015] Further improvement of the utility model still has, the hoisting cross beam unit still includes vertical plate one, both ends of vertical plate one are connected with connecting plate one respectively, the top surface of hoisting plate one is connected with the lower edge of vertical plate one, and at least two weight reduction holes and multiple pipeline support fixing holes are formed in vertical plate one.

[0016] The further improvement of the utility model further has that the upper edge of the vertical plate one is connected with an upper flat plate, and the two ends of the upper flat plate are respectively connected with a connecting plate one.

[0017] A vehicle comprising a new energy truck frame, the section of the longitudinal beam is a type structure, and the opening directions of the two longitudinal beams are oppositely arranged.

[0018] From the above technical scheme, the beneficial effects of the utility model are that the two battery hangers are respectively arranged at the two sides of the frame body, and the power battery pack is installed on the bottom surface thereof; the hoisting cross beam set is connected between the two longitudinal beams, which helps to balance the stress of the frame body and increase the structural strength of the frame body while increasing the number of battery installations; the power battery pack is installed on the bottom surface thereof, which reduces the occupation of the upper space, the power battery pack is laid flat to reduce the center of gravity, reduces the occupation of the longitudinal space, and reduces the constraint of the short-axle vehicle. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme of the utility model, the drawings needed to be used in the description will be simply introduced below, and obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained according to the drawings for the ordinary skilled in the art without creating labor.

[0020] Figure 1 It is a structural schematic view of the embodiment of the utility model.

[0021] Figure 2 It is a longitudinal beam structure schematic view of the embodiment of the utility model.

[0022] Figure 3 It is a hoisting cross beam unit structure schematic view of the embodiment of the utility model.

[0023] Figure 4 It is a battery hanger schematic view of the embodiment of the utility model.

[0024] In the drawings: 1, longitudinal beam, 2, hoisting cross beam set, 3, battery hanger, 21, connecting plate two, 22, hoisting plate two, 23, vertical plate two, 24, L-shaped plate, 31, connecting plate one, 32, hoisting plate one, 33, upper flat plate, 34, vertical plate one, 35, reinforcing rib one. EMBODIMENT

[0025] In order to make the purpose, characteristics and advantages of the utility model more obvious and easy to understand, the technical scheme of the utility model will be described clearly and completely in combination with the drawings in the specific embodiments below. Obviously, the embodiments described below are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the patent, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the patent.

[0026] As shown in Figures 1-4 A new energy truck frame, comprising a frame body, the frame body comprises two mutually parallel longitudinal beams 1, the outer side of the longitudinal beam 1 is provided with a symmetrical battery hanger 3, the bottom surface of the battery hanger 3 is used to install the battery;The battery hanger 3 is a whole welding structure, and the battery hanger 3 is detachably connected with the longitudinal beam 1 by bolts. The battery hanger 3 comprises connecting plates two 21, hoisting plates two 22 and L-shaped plates 24, the connecting plates two 21 and the hoisting plates two 22 are both provided with a plurality of, the connecting plates two 21 are provided with fastening mounting holes allowing the bolts to pass through and be connected with the longitudinal beam 1, and the plurality of connecting plates two 21 are arranged at intervals in the front-rear direction on the longitudinal beam 1;The L-shaped plate 24 is arranged in parallel with the longitudinal beam 1;The hoisting plate two 22 is horizontally arranged and the two ends thereof are connected with the connecting plate two 21 and the L-shaped plate 24 respectively, and the hoisting plate two 22 is provided with battery mounting holes allowing the power battery pack to be detachably connected with the hoisting plate two 22 by bolts. The top surface of the hoisting plate two 22 is connected with a vertical standing plate two 23;The two ends of the standing plate two 23 are connected with the connecting plate two 21 and the L-shaped plate 24 respectively, and the lower edge of the standing plate two 23 is connected perpendicularly with the top surface of the hoisting plate two 22. At least two weight reduction holes and a plurality of pipeline support fixing holes are arranged on the standing plate two 23. The L-shaped plate 24 is provided with weight reduction holes and side protection mounting holes, and the side protection mounting holes correspond to the standing plate two 23. The hoisting plate two 22 and the standing plate two 23 at the front and rear ends and the L-shaped plate 24 constitute a support frame beam of the battery hanger 3, and the side protection mounting hole on the L-shaped plate 24 is a welding hole, which can increase the welding area of the end surface of the standing plate two 23, thereby helping to improve the overall structural strength.

[0027] The two sides of the standing plate two 23 are respectively provided with a plurality of reinforcing ribs two connected with the top surface of the hoisting plate two 22. This helps to improve the structural strength of the middle part of the hoisting plate two 22 and the standing plate two 23.

[0028] Two longitudinal beams 1 are provided with a hoisting cross beam group 2 corresponding to the battery hanger 3, and the bottom surface of the hoisting cross beam group 2 is used to install the battery.

[0029] The hoisting cross beam set 2 comprises a plurality of hoisting cross beam units, the hoisting cross beam unit comprises a connecting plate one 31 and a hoisting plate one 32, the connecting plate one 31 is provided with two, the two connecting plate ones 31 are connected with the inner wall of the longitudinal beam 1 through the fastening mounting holes on the two connecting plate ones 31 by bolts, the hoisting plate one 32 horizontally arranged is connected between the two connecting plate ones 31, and the battery mounting hole allowing the power battery pack to be detachably connected with the hoisting plate two 22 through bolts is formed in the hoisting plate one 32. The top surface of the hoisting plate one 32 is connected with a vertical plate one 34, the two ends of the vertical plate one 34 are connected with the connecting plate one 31 respectively, the lower edge of the vertical plate one 34 is connected with the top surface of the hoisting plate one 32, and at least two weight reduction holes and a plurality of pipeline support fixing holes are formed in the vertical plate one 34. The upper edge of the vertical plate one 34 is connected with an upper plate 33, and the two ends of the upper plate 33 are connected with the connecting plate one 31 respectively. The two ends of the vertical plate one 34 and the hoisting plate one 32 are connected with the connecting plate one 31, so that the mounting contact area with the inner side of the longitudinal beam 1 is increased, the structural stability of the hoisting cross beam set 2 on the vehicle frame body is improved, meanwhile, the upper plate 33, the vertical plate one 34 and the hoisting plate one 32 form a I-shaped structure, and the structural strength is improved.

[0030] The hoisting cross beam unit further comprises a reinforcing rib one 35; the top surface of the upper plate 33 is connected with the connecting plate one 31, and a plurality of the reinforcing rib ones 35 are connected between the two side surfaces of the vertical plate one 34 and the top surface of the hoisting plate one 32. The structural strength of the hoisting cross beam unit is further increased through the arrangement of the reinforcing rib one 35.

[0031] The hoisting cross beam unit is provided with a plurality of hoisting cross beam units, and the plurality of hoisting cross beam units are uniformly distributed between the two longitudinal beams 1 in the horizontal plane, and the hoisting cross beam units at the front and rear ends of the hoisting cross beam set 2 correspond to the front and rear vertical plates two 23 in the battery hoisting frame 3 respectively.

[0032] A vehicle comprises the new energy truck frame, the cross section of the longitudinal beam 1 is a H-shaped structure, and the two longitudinal beams 1 are oppositely arranged in the opening direction.

[0033] The two battery hoisting frames are arranged on the two sides of the vehicle frame body, and the power battery pack is arranged on the bottom surface thereof; the hoisting cross beam set is connected between the two longitudinal beams, so that the battery mounting quantity is increased, the stress on the vehicle frame body is balanced, and the structural strength of the vehicle frame body is increased; the power battery pack is arranged on the bottom surface thereof, the occupation of the upper space is reduced, the power battery pack is arranged in a flat manner, the gravity center is lowered, the occupation of the longitudinal space is reduced, and the constraint of the short-axle vehicle is reduced.

[0034] In the specification, each embodiment is described in a progressive manner, and each embodiment focuses on the difference from other embodiments. The same or similar parts of each embodiment can be referred to each other.

[0035] The terms "upper," "lower," "outer," "inner," and the like in the description and the claims of the utility model and the above drawings, if any, are used to distinguish relative positions, and do not have to be given a nature. It should be understood that the data used in this way can be interchanged under appropriate circumstances, so that the embodiments of the utility model described herein can be implemented in an order other than those illustrated or described herein. In addition, the terms "include" and "have" and any variations thereof are intended to cover non-exclusive inclusion.

[0036] The above description of the disclosed embodiments enables those skilled in the art to implement or use the utility model. 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 utility model. Therefore, the utility model 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 new energy truck frame comprising a frame body, the frame body comprising two mutually parallel longitudinal beams (1), characterized in that, The outer side of the longitudinal beam (1) is provided with a pair of symmetrical battery hangers (3), the bottom surface of the battery hanger (3) is used for mounting the battery; a hoisting cross beam group (2) corresponding to the battery hanger (3) is arranged between the two longitudinal beams (1), and the bottom surface of the hoisting cross beam group (2) is used for mounting the battery.

2. The new energy truck frame according to claim 1, characterized in that, The battery hanger (3) is a whole welded structure, and the battery hanger (3) is detachably connected with the longitudinal beam (1) through bolts.

3. The new energy truck frame according to claim 2, characterized in that, The battery hanger (3) comprises connecting plates two (21), hoisting plates two (22) and L-shaped plates (24), a plurality of the connecting plates two (21) and the hoisting plates two (22) are arranged, the connecting plate two (21) is provided with a fastening mounting hole allowing the bolt to pass through and connect with the longitudinal beam (1), and the plurality of connecting plates two (21) are arranged in the front-rear direction on the longitudinal beam (1); the L-shaped plate (24) is arranged in parallel with the longitudinal beam (1); the hoisting plate two (22) is arranged horizontally, and the two ends of the hoisting plate two (22) are connected with the connecting plate two (21) and the L-shaped plate (24) respectively, and the hoisting plate two (22) is provided with a battery mounting hole allowing the power battery pack to be detachably connected with the hoisting plate two (22) through the bolt.

4. The new energy truck frame according to claim 3, characterized in that, The battery hanger (3) further comprises a vertical standing plate two (23), the two ends of the standing plate two (23) are connected with the connecting plate two (21) and the L-shaped plate (24) respectively, and the lower edge of the standing plate two (23) is connected with the top surface of the hoisting plate two (22) perpendicularly.

5. The new energy truck frame according to claim 4, characterized in that, At least two weight-reducing holes and a plurality of pipeline support fixing holes are arranged on the standing plate two (23).

6. The new energy truck frame according to claim 5, characterized in that, The L-shaped plate (24) is provided with a weight-reducing hole and a side protection mounting hole corresponding to the standing plate two (23).

7. The new energy truck frame according to any one of claims 3 to 6, characterized in that, The hoisting cross beam group (2) comprises a plurality of hoisting cross beam units, the hoisting cross beam unit comprises a connecting plate one (31) and a hoisting plate one (32), the connecting plate one (31) is provided with two, the two connecting plates one (31) are connected with the inner wall of the longitudinal beam (1) through the fastening mounting holes on the two connecting plates one (31) and bolts respectively, a hoisting plate one (32) arranged horizontally is connected between the two connecting plates one (31), and the hoisting plate one (32) is provided with a battery mounting hole allowing the power battery pack to be detachably connected with the hoisting plate two (22) through the bolt.

8. The new energy truck frame according to claim 7, characterized in that, The hoisting cross beam unit further comprises a standing plate one (34), the two ends of the standing plate one (34) are connected with the connecting plate one (31) respectively, the lower edge of the standing plate one (34) is connected with the top surface of the hoisting plate one (32), and at least two weight-reducing holes and a plurality of pipeline support fixing holes are arranged on the standing plate one (34).

9. The new energy truck frame according to claim 8, characterized in that, The upper edge of the standing plate one (34) is connected with an upper plate (33), and the two ends of the upper plate (33) are connected with the connecting plate one (31) respectively.

10. A vehicle characterized by comprising: The new energy truck frame comprises the longitudinal beam, the cross beam and the hoisting cross beam group, and the cross section of the longitudinal beam is a H-shaped structure, and the opening directions of the two longitudinal beams are opposite.

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