Battery tray device and vehicle

Abstract

The utility model discloses a battery tray device and a car. The battery tray device comprises a tray body, one side of the tray body is connected to a tray side plate, a boss is provided in the middle of the tray body, a groove is provided between the boss and the edge of the tray body, and a heat dissipation structure is provided on the boss and the tray side plate. The battery tray device of the utility model has the advantages of good installation adaptability, good heat dissipation effect, high stability and wide functions.

Description

Technical Field

[0001] The utility model belongs to the technical field of battery trays, and specifically relates to a battery tray device and a car. Background Art

[0002] With the rapid development of new energy vehicle technology, batteries, as one of the indispensable components of new energy vehicles, usually have to take into account issues such as safety and corrosion, so a special tray is needed to fix it in the front cabin.

[0003] Since the current automobile design needs to take space utilization into consideration to achieve a goal of maximizing benefits, the space in the front cabin of new energy vehicles is very compact, including structures such as electrical wiring harnesses, air-conditioning pipes, and exhaust systems. The interference of wiring harness routing also needs to be considered. The available space is very limited, but the status of the battery is very important. Designing an exclusive tray fixing device for it is common among current car companies.

[0004] The main process of traditional battery trays is to weld or stamp steel. Its advantage is that it is very hard and can protect the battery from damage by impact. However, its disadvantages are also particularly prominent. It has a certain impact on the weight of the whole vehicle and increases the power loss or fuel consumption on the side. It does not meet the lightweight design requirements. Secondly, the development cost is high, which affects the sales of the product. Moreover, the traditional tray has a single function and cannot meet the various needs of battery protection, adaptation, heat dissipation, space utilization, etc.

[0005] The utility model patent with announcement number CN220272656U was published on December 29, 2023. It is named as a lightweight liquid-cooled battery tray structure, which includes a support plate and two mutually parallel positioning bars placed on the same side of the support plate. A cavity is arranged inside the support plate, and a water inlet pipe and a water outlet pipe are arranged on the side of the support plate close to the positioning bar, and the water inlet pipe and the water outlet pipe are both connected to the cavity inside the support plate. The lightweight liquid-cooled battery tray structure cannot provide stability, protection or lightweight application requirements for batteries. Utility Model Content

[0006] The utility model aims to provide a battery tray device and a vehicle with good installation adaptability, good heat dissipation effect, high stability and wide functions in view of the deficiencies in the prior art.

[0007] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0008] The battery tray device comprises a tray body, one side of the tray body is connected to a tray side plate, a boss is arranged in the middle of the tray body, a groove is arranged between the boss and the edge of the tray body, and a heat dissipation structure is arranged on the boss and the tray side plate.

[0009] The heat dissipation structure comprises a through opening, which is arranged in the middle of the boss, and a VCU through hole is arranged in the middle of the tray side plate.

[0010] VCU fixing pieces are provided at both ends of the VCU through hole, the VCU fixing pieces are perpendicular to the tray side plates, and VCU fixing notches are provided at the ends of the tray side plates.

[0011] A protrusion is provided in the middle of one side of the tray body, and a wire harness fixing bracket is provided on the protrusion and the side of the tray body. The wire harness fixing bracket is an L-shaped structure, and a wire harness fixing hole is provided in the middle of the protrusion and the wire harness fixing bracket. An opening is provided at the bottom end of the wire harness fixing bracket, and the opening is a U-shaped structure.

[0012] The groove is provided with a first fixing hole, and the first fixing holes are located on both sides of the boss.

[0013] The edge of the tray body is provided with a flange.

[0014] The pallet side plate is arranged perpendicular to the pallet body, the bottom of the pallet side plate is bent to form a connecting plate, the connecting plate is connected to the bottom of the pallet body, a connecting piece is arranged at the top of the pallet side plate, and a second fixing hole is arranged on the connecting piece.

[0015] The tray side plate is provided with VCV fixing slots on both sides of the VCU fixing plate, and there are four VCV fixing slots.

[0016] The tray side panels are provided with sheet metal grooves on both sides of the VCU through holes, and the sheet metal grooves extend from the upper end to the lower end of the tray side panels. The wire harness fixing bracket, the connecting plate and the connecting piece are all provided with reinforcing ribs.

[0017] A car comprises the battery tray device mentioned above.

[0018] The technical effects of the utility model are as follows: the battery tray device of the utility model is adopted, and bosses and grooves are provided on the tray body, which can be adapted to the installation of various types of batteries. Various hole positions are designed on the tray body and the tray side panels, which not only meet the installation of parts, but also meet the design requirements of improving heat dissipation effect and lightweight, and improve the working efficiency of the battery; multiple installation structures for VCU are designed on the tray side panels to achieve simultaneous fixing of the battery and VCU. The connection position of the tray body and the tray side panels is reasonable, which can improve the space utilization rate of the front cabin of the car; the structures on the tray body and the tray side panels are mostly formed by stamping or bending processes, which is conducive to ensuring the integration and structural strength of the structure, and can also reduce production costs. The battery tray has a reasonable design, a wide range of functions, and strong practicality. It also provides batteries with multiple application requirements such as battery fixing, wiring harness fixing, weight reduction, space utilization, and protection. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] This specification includes the following drawings, which show the following contents:

[0020] Figure 1 This is a structural front view of the battery tray device of the utility model;

[0021] Figure 2 It is a top view of the structure of the battery tray device of the utility model;

[0022] Figure 3 It is a structural side view of the battery tray device of the utility model;

[0023] Figure 4 It is a structural schematic diagram of the tray body of the utility model;

[0024] Figure 5 It is a structural schematic diagram of the side plate of the tray of the utility model.

[0025] The markings in the figure are: 1. Tray body; 2. Tray side panel; 3. Boss; 4. Groove; 5. Flanged edge; 6. Through-port; 7. VCU through-hole; 8. Wire harness fixing bracket; 9. Protrusion; 10. Wire harness fixing hole; 11. VCU fixing plate; 12. VCU fixing notch; 13. VCV fixing notch; 14. First fixing hole; 15. Sheet metal groove; 16. Connecting plate; 17. Connecting plate; 18. Reinforcing rib; 19. Opening; 20. Second fixing hole. DETAILED DESCRIPTION

[0026] The specific implementation methods of the utility model are further explained in detail below with reference to the accompanying drawings through the description of embodiments, with the aim of helping those skilled in the art to have a more complete, accurate and in-depth understanding of the inventive concept and technical solution of the present invention and to facilitate their implementation.

[0027] like Figures 1 to 5 As shown, the battery tray device includes a tray body 1, a tray side plate 2 is connected to one side of the tray body 1, a boss 3 is provided in the middle of the tray body 1, a groove 4 is provided between the boss 3 and the edge of the tray body 1, and a heat dissipation structure is provided on the boss 3 and the tray side plate 2. The bottom of the tray body 1 is stamped to form a boss 3 and a groove 4, which are used to place the bottom of the battery. The arrangement of the boss 3 and the groove 4 forms a placement space of multiple heights on the tray body 1. According to different types of batteries, such as 45 ampere-hour batteries, 36 ampere-hour batteries, etc., the bottom of the battery will be placed on the boss 3, the groove 4 or the edge of the tray body 1, which has better adaptability. The space at the groove 4 is conducive to the flow of gas, so that one tray can be used for multiple purposes and the heat dissipation capacity can be improved.

[0028] like Figures 1 to 5As shown, the heat dissipation structure includes a through-hole 6, which is arranged in the middle of the boss 3, and a VCU through-hole 7 is arranged in the middle of the tray side plate 2. The through-hole 6 can dissipate heat from the bottom of the battery, and the VCU through-hole 7 can dissipate heat from the side of the placed battery. Both of them form a multi-directional heat dissipation effect on the battery, accelerate the air circulation rate, improve the heat dissipation effect compared with the conventional tray body 1, and indirectly improve the working efficiency of the battery. The boss 3 and the through-hole 6 are both square, which is conducive to expanding the area of ​​the through-hole 6 to improve the heat dissipation effect without affecting the supporting function of the boss 3.

[0029] like Figure 5 As shown, VCU fixing plates 11 are provided at both ends of the VCU through hole 7. The VCU fixing plates 11 are perpendicular to the tray side panels 2, and VCU fixing slots 12 are provided at the ends of the tray side panels 2. The VCU through hole 7, the VCU fixing plates 11 and the VCU fixing slots 12 provide multiple connection positions for the installation of the VCU vehicle controller and the battery, so as to realize simultaneous fixing of the battery and the VCU vehicle controller. The battery tray is suitable for a tray system that fixes the battery and the VCU. While ensuring the heat dissipation of the VCU, the VCU through hole 7 and the VCU fixing plates 11 are provided. The VCU fixing plates 11 are formed by bending sheet metal at the upper and lower ends of the VCU through hole 7, and are in a vertical position relative to the tray side panels 2. The VCU fixing plates 11 can guide the heat dissipation airflow to prevent the dissipated heat from affecting the parts around the tray body 1.

[0030] like Figure 4 As shown, a protrusion 9 is provided in the middle of one side of the tray body 1, and a wire harness fixing bracket 8 is provided on the protrusion 9 and the side of the tray body 1. The wire harness fixing bracket 8 is an L-shaped structure. A wire harness fixing hole 10 is provided in the middle of the protrusion 9 and the wire harness fixing bracket 8. An opening 19 is provided at the bottom end of the wire harness fixing bracket 8. The opening 19 is a U-shaped structure. A protrusion 9 and a plurality of wire harness fixing brackets 8 are provided at the flange 5 on one side of the battery tray, and a wire harness fixing hole 10 is provided on the wire harness fixing bracket 8, which is conducive to clarifying the wiring direction of the wire harness, forming a reliable fixation for the wire harness, and avoiding the situation where the wire harness is loose or affects nearby components. The opening 19 can facilitate the passage of the wire harness during routing and form a limiting effect. The opening 19 is designed to be U-shaped to reduce the wear of the wire harness.

[0031] like Figure 4 As shown, the groove 4 is provided with a first fixing hole 14, and the first fixing hole 14 is located on both sides of the boss 3. The first fixing hole 14 is opened on the tray body 1, and the tray body 1 can be fixed in the front cabin. Two first fixing holes 14 are provided on one side of the boss 3, and one first fixing hole 14 is provided on the other side. The three-point fixation forms a reliable fixing effect, which can ensure excellent fixing performance while reducing the number of connecting parts.

[0032] like Figure 4As shown, the edge of the tray body 1 is provided with a flange 5. The edge of the tray body 1 is bent to form the flange 5, which can better fix the battery on the tray body 1 and provide reliable protection for the battery.

[0033] like Figure 5 As shown, the tray side plate 2 is arranged perpendicular to the tray body 1, the bottom of the tray side plate 2 is bent to form a connecting plate 16, the connecting plate 16 is connected to the bottom of the tray body 1, and a connecting piece 17 is provided at the top of the tray side plate 2, and a second fixing hole 20 is provided on the connecting piece 17. The connection position of the tray side plate 2 and the tray body 1 is located at the bottom of the tray body 1, which will not affect the installation or operation of other parts, and can also reduce the overall space occupation of the tray body 1, so as to achieve a compact structure. The connecting piece 17 can fix the top of the battery, which can improve the stability of the battery.

[0034] like Figure 5 As shown, VCV fixing notches 13 are provided on both sides of the VCU fixing sheet 11 on the pallet side plate 2, and four VCV fixing notches 13 are provided. The pallet side plate 2 is punched to form four VCV fixing notches 13 for fixing the VCV.

[0035] like Figure 3 As shown, sheet metal grooves 15 are provided on both sides of the VCU through hole 7 on the tray side plate 2, and the sheet metal grooves 15 extend from the upper end to the lower end of the tray side plate 2. Reinforcement ribs 18 are provided on the harness fixing bracket 8, the connecting plate 16 and the connecting piece 17. The extension of the sheet metal grooves 15 can form an energy-absorbing structure, which can disperse the impact on the local part to the whole, thereby achieving a stabilizing effect. The above-mentioned reinforcement ribs 18 are all arranged at the turning parts of the connecting plate 16, the connecting piece 17 or the harness fixing bracket 8 to improve the strength and effectively maintain its shape. The sheet metal grooves 15 and the reinforcement ribs 18 can improve the toughness of the sheet metal, thereby ensuring the stability of the structure of the tray body 1, and the working posture of the battery is stable, which is conducive to ensuring its normal operation.

[0036] The vehicle comprises the battery tray device described above.

[0037] The battery tray is made of DC01 cold-rolled steel plate, which has the advantages of high stability, high strength, low cost and light weight. The tray body 1 is provided with a boss 3 and a groove 4, which can be adapted to a variety of batteries, realizing multiple uses of a tray body 1. The structure on the battery tray is mostly formed by stamping, which effectively ensures the integration of various structures and the reliable strength of the structure. The connection position of the tray side plate 2 and the tray body 1 is reasonably designed and compact in structure, which not only improves the utilization rate of the front cabin space but also reduces the cost of the whole vehicle. By opening multiple holes, the battery tray not only facilitates the installation of parts, but also meets the design requirements of lightweight. A variety of reinforcement structures are also designed. Compared with the existing tray body 1, the stability of the structure is guaranteed while ensuring a lighter weight.

[0038] The battery tray device has a tray body 1 provided with a boss 3 and a groove 4, which can be adapted to the installation of various types of batteries. Various hole positions are designed on the tray body 1 and the tray side panel 2, which not only meet the installation of parts, but also meet the design requirements of improving heat dissipation effect and lightweight, and improve the working efficiency of the battery; multiple installation structures for VCU are designed on the tray side panel 2 to achieve simultaneous fixation of the battery and VCU. The connection position of the tray body 1 and the tray side panel 2 is reasonable, which can improve the space utilization rate of the front cabin of the car; the structures on the tray body 1 and the tray side panel 2 are mostly formed by stamping or bending processes, which is conducive to ensuring the integration and structural strength of the structure, and can also reduce production costs. The battery tray has a reasonable design, a wide range of functions, and strong practicality. It also provides batteries with multiple application requirements such as battery fixation, wiring harness fixation, weight reduction, space utilization, and protection.

[0039] The above is an exemplary description of the utility model in conjunction with the accompanying drawings. Obviously, the specific implementation of the utility model is not limited to the above-mentioned method. As long as various non-substantial improvements are made using the method concept and technical solution of the utility model; or the above concept and technical solution of the utility model are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. A battery tray device, characterized in that: The invention comprises a tray body (1), one side of the tray body (1) is connected to a tray side plate (2), a boss (3) is provided in the middle of the tray body (1), a groove (4) is provided between the boss (3) and the edge of the tray body (1), and a heat dissipation structure is provided on the boss (3) and the tray side plate (2).

2. The battery tray device according to claim 1, characterized in that: The heat dissipation structure comprises a through-port (6), wherein the through-port (6) is arranged in the middle of the boss (3), and a VCU through-hole (7) is arranged in the middle of the tray side plate (2).

3. The battery tray device according to claim 2, characterized in that: VCU fixing plates (11) are provided at both ends of the VCU through hole (7), the VCU fixing plates (11) are perpendicular to the tray side plates (2), and VCU fixing notches (12) are provided at the ends of the tray side plates (2).

4. The battery tray device according to any one of claims 1 to 3, characterized in that: A protrusion (9) is provided in the middle of one side of the tray body (1); a wire harness fixing bracket (8) is provided on the protrusion (9) and the side of the tray body (1); the wire harness fixing bracket (8) is an L-shaped structure; a wire harness fixing hole (10) is provided in the middle of the protrusion (9) and on the wire harness fixing bracket (8); an opening (19) is provided at the bottom end of the wire harness fixing bracket (8); and the opening (19) is a U-shaped structure.

5. The battery tray device according to claim 4, characterized in that: The groove (4) is provided with a first fixing hole (14), and the first fixing hole (14) is located on both sides of the boss (3).

6. The battery tray device according to claim 5, characterized in that: The edge of the tray body (1) is provided with a flange (5).

7. The battery tray device according to claim 4, characterized in that: The pallet side plate (2) is arranged perpendicular to the pallet body (1); the bottom of the pallet side plate (2) is bent to form a connecting plate (16); the connecting plate (16) is connected to the bottom of the pallet body (1); a connecting piece (17) is provided at the top end of the pallet side plate (2); and a second fixing hole (20) is provided on the connecting piece (17).

8. The battery tray device according to claim 3, characterized in that: VCV fixing notches (13) are provided on the tray side plate (2) at both sides of the VCU fixing plate (11), and there are four VCV fixing notches (13).

9. The battery tray device according to claim 7, characterized in that: The tray side plate (2) is provided with sheet metal grooves (15) on both sides of the VCU through hole (7), and the sheet metal grooves (15) extend from the upper end to the lower end of the tray side plate (2), and the wire harness fixing bracket (8), the connecting plate (16) and the connecting piece (17) are all provided with reinforcing ribs (18).

10. An automobile, characterized in that: Comprising a battery tray device as described in any one of claims 1-9.

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