New energy commercial vehicle power battery support

Abstract

The utility model relates to a power battery bracket for a new energy commercial vehicle. The power battery bracket comprises an upper bracket and a lower bracket, the side face of the upper support is fixedly connected with a frame, and the top face of the upper support is detachably connected with the lower support. The lower bracket comprises a lap joint part, a connecting part and a first bearing part; the lap joint part is arranged on the top face of the upper support and detachably connected with the upper support, the top of the connecting part is fixedly connected to the lap joint part, and the bottom of the connecting part is fixedly connected with the first bearing part. The first bearing part is used for bearing and installing a battery. The support is connected with the frame, the lower support is used for installing the battery, namely, the upper support and the lower support can be installed separately and then assembled, on one hand, the support and the frame are easier to install, and on the basis that the battery is connected with the lower support, and then the lower support is hoisted, the situation that the battery is damaged when the battery is hoisted by the support is avoided. In addition, in the mode that the lap joint part is in lap joint with the top face of the upper support, the position of the lower support can be adjusted after the lower support is lapped on the upper support, and installation is easier.

Description

Technical Field

[0001] The utility model relates to the technical field of commercial vehicle chassis structural parts, in particular to a power battery bracket for new energy commercial vehicles. Background Technique

[0002] With the rapid application and development of new energy commercial vehicles, higher requirements are put forward for the vehicle's electricity quantity and vehicle lightweighting. Among them, as a new product derived from new energy commercial vehicles, the structure of the battery fixing system has an important impact on vehicle manufacturing, lightweighting degree, and vehicle parameters.

[0003] At present, the battery fixing brackets for new energy commercial vehicles adopt a frame type or a split type. Among them, the frame type bracket has a relatively complex structure and requires a large space for installation. For the split type bracket, it is connected to the battery first and then the bracket is connected to the vehicle frame. In this way, it is not easy to align during the connection of the bracket and the vehicle frame. Or the bracket is connected to the vehicle frame first, and then the battery is installed on the bracket. In this way, when installing the battery on the bracket, since the bracket is under the battery, it is also not easy to align and install, and directly hoisting and installing the battery is also likely to cause damage to the battery. The above problems need to be solved urgently. Summary of the Utility Model

[0004] The utility model discloses a power battery bracket for new energy commercial vehicles, aiming to solve the technical problems existing in the prior art.

[0005] The utility model adopts the following technical solutions:

[0006] The utility model provides a power battery bracket for new energy commercial vehicles, which comprises an upper bracket and a lower bracket; the side of the upper bracket is used for fixedly connecting with the vehicle frame, and the top surface is used for detachably connecting with the lower bracket; the lower bracket comprises a lapping part, a connecting part and a first supporting part; the lapping part is arranged on the top surface of the upper bracket and is detachably connected with the upper bracket, the top of the connecting part is fixedly connected to the lapping part, and the bottom is fixedly connected to the first supporting part; the first supporting part is used for supporting and installing the battery.

[0007] In the power battery bracket for new energy commercial vehicles of the utility model, the upper bracket and the lapping part are positioned by positioning protrusions and positioning holes.

[0008] In the power battery bracket for new energy commercial vehicles of the utility model, the positioning protrusion is a frustum-shaped structure, and the positioning hole is a frustum-shaped hole adapted to the positioning protrusion.

[0009] In the power battery bracket for new energy commercial vehicles of the utility model, the lapping part and the upper bracket are connected by screwing.

[0010] In the power battery bracket of the new energy commercial vehicle of the present utility model, the lapping portion and the first supporting portion are located on opposite sides of the connecting portion and are perpendicularly arranged to the connecting portion.

[0011] In the power battery bracket of the new energy commercial vehicle of the present utility model, the extending direction of the upper bracket is perpendicular to the connecting portion and the first supporting portion.

[0012] In the power battery bracket of the new energy commercial vehicle of the present utility model, the upper bracket includes a mounting portion and a second supporting portion; the mounting portion is used for connecting with the vehicle frame; the second supporting portion is fixedly connected to the mounting portion, and the top thereof is detachably connected to the lapping portion.

[0013] In the power battery bracket of the new energy commercial vehicle of the present utility model, a reinforcing portion is connected between the mounting portion and the second supporting portion.

[0014] In the power battery bracket of the new energy commercial vehicle of the present utility model, a plurality of the lapping portions are included; the plurality of lapping portions are evenly distributed on the top of the connecting portion.

[0015] In the power battery bracket of the new energy commercial vehicle of the present utility model, a plurality of the first supporting portions are included; the plurality of first supporting portions are arranged at intervals on the bottom of the connecting portion.

[0016] In the power battery bracket of the new energy commercial vehicle of the present utility model, the lower bracket is of a symmetrical structure.

[0017] In the power battery bracket of the new energy commercial vehicle of the present utility model, first reinforcing ribs are arranged on the surface adjacent to and opposite to the connecting portion of the upper bracket.

[0018] In the power battery bracket of the new energy commercial vehicle of the present utility model, a plurality of the first reinforcing ribs are included; the plurality of first reinforcing ribs enclose a triangular structure.

[0019] In the power battery bracket of the new energy commercial vehicle of the present utility model, an arc transition is provided between the mutually connected first reinforcing ribs.

[0020] In the power battery bracket of the new energy commercial vehicle of the present utility model, the connecting portion is a frame structure formed by a plurality of second reinforcing ribs.

[0021] In the power battery bracket of the new energy commercial vehicle of the present utility model, a plurality of the second reinforcing ribs are included; the plurality of second reinforcing ribs enclose a triangular structure and / or a quadrilateral structure.

[0022] In the power battery bracket of the new energy commercial vehicle of the present utility model, an arc transition is provided between the mutually connected second reinforcing ribs.

[0023] In the power battery bracket of the new energy commercial vehicle of the present utility model, a front leaf spring rear support and / or a vehicle body rear suspension support and / or a fender support and / or a wire harness fixing hole are provided on the upper bracket.

[0024] The technical solution adopted by the present utility model can achieve the following beneficial effects:

[0025] The present utility model mainly provides a power battery bracket for a new energy commercial vehicle. Based on the above, the bracket is connected to the vehicle frame, and the lower bracket is used to install the battery, that is, the upper bracket and the lower bracket can be installed separately and then assembled. On the one hand, the installation of the bracket and the vehicle frame is easier, and based on connecting the battery to the lower bracket and then hoisting the lower bracket, damage to the battery caused by hoisting the bracket with the battery is avoided. In the way of lapping the lapping part with the top surface of the upper bracket, the lower bracket can be lapped on the upper bracket first and then the position can be adjusted, making the installation easier. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly introduced below. They form a part of the present utility model. The schematic embodiments of the present utility model and their explanations explain the present utility model and do not constitute an improper limitation to the present utility model. In the drawings:

[0027] Figure 1 is a schematic structural diagram of a power battery bracket for a new energy commercial vehicle of the present utility model;

[0028] Figure 2 is a schematic structural diagram of the lower bracket of the present utility model;

[0029] Figure 3 is a schematic structural diagram of the upper bracket of the present utility model;

[0030] Figure 4 is a schematic structural diagram when installed on the vehicle frame of the present utility model.

[0031] DESCRIPTION OF THE REFERENCE NUMERALS

[0032] 1. Upper bracket; 11. Installation part; 12. Second supporting part; 13. Reinforcing part; 14. First reinforcing rib; 15. Front leaf spring rear support; 16. Vehicle body rear suspension support; 17. Fender support; 18. Wire harness fixing hole; 2. Lower bracket; 21. Lapping part; 22. Connecting part; 23. First supporting part; 24. Second reinforcing rib; 25. Hoisting hole; 3. Positioning protrusion; 4. Positioning hole. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0033] To make the objectives, technical solutions, and advantages of the present utility model clearer, the technical solutions of the present utility model will be clearly and completely described below in conjunction with specific embodiments of the present utility model and the corresponding drawings. In the description of the present utility model, it should be noted that the term "or" is generally used in the sense of including "and / or", unless otherwise explicitly specified in the context.

[0034] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installed", "connected", and "coupled" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, a magnetic connection; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. Additionally, in the description of this application, the terms "first", "second", etc. are only used for distinguishing descriptions and cannot be understood as indicating or implying relative importance. In the description of the present utility model, the meaning of "a plurality" is at least two, such as two, three, or more, unless otherwise clearly and specifically defined.

[0035] Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present utility model.

[0036] To solve the problems existing in the prior art, an embodiment of the present application provides a power battery bracket for a new energy commercial vehicle.

[0037] As Figure 1 and 4 shown, a power battery bracket for a new energy commercial vehicle includes an upper bracket 1 and a lower bracket 2; the side of the upper bracket 1 is used for fixedly connecting to the vehicle frame, and the top surface is used for detachably connecting to the lower bracket 2; the lower bracket 2 includes a lapping portion 21, a connecting portion 22, and a first supporting portion 23; the lapping portion 21 is arranged on the top surface of the upper bracket 1 and is detachably connected to the upper bracket 1, the top of the connecting portion 22 is fixedly connected to the lapping portion 21, and the bottom is fixedly connected to the first supporting portion 23; the first supporting portion 23 is used for supporting and installing the battery; specifically, during installation, multiple battery brackets can be selected to jointly support the battery, such as two, for example, by arranging two battery brackets on one side of the longitudinally arranged vehicle frame, the battery is arranged between the two battery brackets and is supported by the first supporting portion 23; such as connecting to the battery through bolts.

[0038] A power battery bracket for a new energy commercial vehicle of the present utility model is connected to the vehicle frame based on the above bracket 1, and the lower bracket 2 is used to install the battery. That is, the upper bracket 1 and the lower bracket 2 can be installed separately and then assembled. On the one hand, the installation of the bracket and the vehicle frame is easier. And based on connecting the battery to the lower bracket 2 and then hoisting the lower bracket 2, it avoids the damage to the battery when the bracket hoists the battery. In the way that the overlapping part 21 overlaps with the top surface of the upper bracket 1, the lower bracket 2 can be first overlapped on the upper bracket 1 and then the position can be adjusted, making the installation easier.

[0039] In some preferred embodiments, a hoisting hole 25 is provided on the lower bracket 2.

[0040] In some preferred embodiments, such as Figure 2 and 3 As shown, the upper bracket 1 and the overlapping part 21 are positioned by the positioning protrusion 3 and the positioning hole 4. Based on positioning with the positioning protrusion 3 and the positioning hole 4, on the one hand, it is convenient for alignment during installation, such as the alignment when installing bolts. On the other hand, it avoids the separation of the upper bracket 1 and the lower bracket 2 when the bolts are loose, ensuring the stability of the battery installation.

[0041] Preferably, the positioning protrusion 3 is a frustum-shaped structure, and the positioning hole 4 is a frustum-shaped hole adapted to the positioning protrusion 3. Based on this, it is convenient for the alignment and installation between the positioning protrusion 3 and the positioning hole 4.

[0042] In some preferred embodiments, the overlapping part 21 and the upper bracket 1 are connected by screwing.

[0043] In some preferred embodiments, the overlapping part 21 and the first supporting part 23 are located on opposite sides of the connecting part 22 and are perpendicular to the connecting part 22. Thus, the battery is more stable during installation.

[0044] In some preferred embodiments, the extending direction of the upper bracket 1 is perpendicular to the connecting part 22 and the first supporting part 23. That is, the first supporting part 23 is located on one side of the upper bracket 1. For example, if the extending direction of the upper bracket 1 is perpendicular to the vehicle frame, then the first supporting part 23 is parallel to the extending direction of the vehicle frame. At this time, when the battery is supported by two battery brackets, a space for accommodating the battery is formed between the two battery bracket supports. Then, hoist the lower bracket 2 and place the battery in the accommodating space. The overlapping part 21 extends between the upper bracket 1 and the two first supporting parts 23 in opposite directions.

[0045] In some preferred embodiments, such as Figure 1 and 3As shown, the upper bracket 1 includes a mounting portion 11 and a second supporting portion 12; the mounting portion 11 is used to connect with the vehicle frame; the second supporting portion 12 is fixedly connected to the mounting portion 11, and its top is detachably connected to the overlapping portion 21; preferably, the mounting portion 11 is a plate-like structure, the second supporting portion 12 is perpendicular to the mounting portion 11, and a plurality of mounting holes for connecting with the vehicle frame are provided on the mounting portion 11. By setting a plurality of mounting holes, the mounting position on the vehicle frame can be adjusted to adapt to batteries of different size specifications.

[0046] In some preferred embodiments, such as Figure 1 and 3 As shown, a reinforcing portion 13 is connected between the mounting portion 11 and the second supporting portion 12; based on the setting of the reinforcing portion 13, the connection strength between the mounting portion 11 and the second supporting portion 12 is improved; preferably, the mounting portion 11 and the second supporting portion 12 are connected by the reinforcing portion 13 with an arc transition to reduce stress concentration.

[0047] In some preferred embodiments, such as Figure 2 As shown, it includes a plurality of overlapping portions 21; the plurality of overlapping portions 21 are evenly distributed on the top of the connecting portion 22; based on the setting of the plurality of overlapping portions 21, the weight of the device can be reduced.

[0048] In some preferred embodiments, it includes a plurality of first supporting portions 23; the plurality of first supporting portions 23 are arranged at intervals at the bottom of the connecting portion 22. Based on the setting of the plurality of first supporting portions 23, the weight of the device can be reduced.

[0049] In some preferred embodiments, the lower bracket 2 is a symmetric structure. Based on the symmetric structure setting, the versatility of the lower bracket 2 is improved.

[0050] In some preferred embodiments, such as Figure 1 and 3 As shown, first reinforcing ribs 14 are provided on the surface of the upper bracket 1 adjacent to and opposite to the connecting portion 22; based on the setting of the first reinforcing ribs 14, the structural strength of the upper bracket 1 is improved.

[0051] Preferably, it includes a plurality of first reinforcing ribs 14; the plurality of first reinforcing ribs 14 enclose a triangular structure; based on the fact that the plurality of first reinforcing ribs 14 enclose a triangular structure, the first reinforcing ribs 14 are less likely to deform, and thus the structural strength of the upper bracket 1 can be further improved.

[0052] Further preferably, the first reinforcing ribs 14 that are connected to each other are in arc transition, thereby avoiding stress concentration.

[0053] In some preferred embodiments, such as Figure 1 As shown, the connecting portion 22 is a frame structure formed by a plurality of second reinforcing ribs 24; based on the setting of the second reinforcing ribs 24, the structural strength of the connecting portion 22 is improved, and the structural weight is reduced.

[0054] Preferably, it includes a plurality of second reinforcing ribs 24; the plurality of second reinforcing ribs 24 enclose a triangular structure and / or a quadrilateral structure; based on the fact that the plurality of second reinforcing ribs 24 enclose a triangular structure and / or a quadrilateral structure, the second reinforcing ribs 24 are less likely to deform, and thus the structural strength of the connecting portion 22 can be further improved.

[0055] More preferably, there is an arc transition between the mutually connected second reinforcing ribs 24, thereby avoiding stress concentration.

[0056] In some preferred embodiments, such as Figure 1 and 3 shown, a front leaf spring rear support 15 and / or a vehicle body rear mount 16 and / or a fender support 17 and / or a wiring harness fixing hole 18 are provided on the upper bracket 1; based on integrating a plurality of mounting positions on the upper bracket 1, the wheelbase of the vehicle can be reduced.

[0057] The embodiments of the present invention have been described above in conjunction with the accompanying drawings. However, the present invention is not limited to the above specific embodiments. The above specific embodiments are merely illustrative rather than restrictive. Under the inspiration of the present invention, those of ordinary skill in the art can also make many forms without departing from the spirit and scope protected by the claims of the present invention, and all of them fall within the protection scope of the present invention.

Claims

1. A power battery bracket for a new energy commercial vehicle, characterized in that, It includes an upper bracket and a lower bracket; The side of the upper bracket is used for fixedly connecting with the vehicle frame, and the top surface is used for detachably connecting with the lower bracket; The lower bracket includes a lapping part, a connecting part and a first supporting part; The lapping part is arranged on the top surface of the upper bracket and is detachably connected with the upper bracket. The top of the connecting part is fixedly connected to the lapping part, and the bottom is fixedly connected to the first supporting part; The first supporting part is used for supporting and installing the battery.

2. The power battery bracket for new energy commercial vehicles according to claim 1, wherein The upper bracket and the lapping part are positioned by positioning protrusions and positioning holes.

3. The power battery bracket for new energy commercial vehicles according to claim 2, wherein The positioning protrusion is a frustum-shaped structure, and the positioning hole is a frustum-shaped hole adapted to the positioning protrusion.

4. The power battery bracket for new energy commercial vehicles according to claim 1, wherein The upper bracket includes a mounting part and a second supporting part; The mounting part is used for connecting with the vehicle frame; The second supporting part is fixedly connected to the mounting part, and the top is detachably connected to the lapping part.

5. The power battery bracket for new energy commercial vehicles according to claim 4, wherein, A reinforcing part is connected between the mounting part and the second supporting part.

6. The power battery bracket for new energy commercial vehicles according to claim 1, wherein The lower bracket is of a symmetrical structure.

7. The power battery bracket for new energy commercial vehicles according to claim 1, characterized in that First reinforcing ribs are arranged on the surface adjacent to and opposite to the connecting part of the upper bracket.

8. The power battery bracket for new energy commercial vehicles according to claim 7, characterized in that, There are multiple first reinforcing ribs, and the mutually connected first reinforcing ribs are in arc transition.

9. The power battery bracket for new energy commercial vehicles according to claim 1, characterized in that, The connecting part is a frame structure formed by multiple second reinforcing ribs.

10. The power battery bracket for new energy commercial vehicles according to claim 9, wherein There are multiple second reinforcing ribs; the mutually connected second reinforcing ribs are in arc transition.

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