Battery pack structure for engineering vehicle

Abstract

The utility model discloses a battery pack structure for an engineering vehicle, and relates to the field of battery packs. The battery pack structure for the engineering vehicle comprises a battery pack main body, a battery bin is arranged in the battery pack main body, a battery pack is arranged in the battery bin, and a counterweight mechanism is arranged in an inner cavity of the battery pack main body. The battery pack structure for the engineering vehicle adopts an integrated design, the mutually independent counterweight bins are arranged on the left side and the right side of the battery pack main body to form a storage space capable of being filled with a solid medium, so that the weight of the battery pack is adjusted, the battery bin is wrapped by the distribution form of the left counterweight bin and the right counterweight bin, and the battery pack is convenient to use. The lateral anti-impact performance of the battery pack main body is enhanced, and the battery pack main body can be configured to have more weight gradients according to actual requirements through the breaking structure of the partition plates in the counterweight bin.

Description

Technical Field

[0001] The utility model relates to the technical field of battery packs, in particular to a battery pack structure for engineering vehicles. Background Art

[0002] The present invention is mainly applicable to industrial vehicles, especially products with requirements on the weight of the entire vehicle, such as counterweight forklifts, stacker trucks, pallet trucks, etc.

[0003] The battery system structure of the existing new energy electric forklift products is generally a stacked structure, with the battery system on the upper part and a counterweight block on the lower part. When the battery system needs to adapt to different vehicle models, it is necessary to configure counterweight blocks of different specifications and sizes according to the actual vehicle mass requirements. This structural method is not flexible and the lateral impact resistance is also weak. In view of the shortcomings of the prior art, the utility model provides a battery pack structure for engineering vehicles to solve the above problems. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a battery pack structure for engineering vehicles, which adopts an integrated design and is provided with independent counterweight bins on the left and right sides of the battery pack body, forming a storage space that can be filled with solid media, thereby achieving weight adjustment of the battery pack. The battery bins are wrapped by the distribution of the left counterweight bin and the right counterweight bin, thereby enhancing the lateral impact resistance of the battery pack body. The split structure of the partition plate inside the counterweight bin can be used to configure the battery pack body into more weight gradients according to actual needs.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: A battery pack structure for an engineering vehicle, including a battery pack body, a battery compartment is provided inside the battery pack body, a battery pack is provided inside the battery compartment, a counterweight mechanism is provided in the inner cavity of the battery pack body, and the counterweight mechanism includes:

[0006] A left counterweight compartment is arranged inside the battery pack body, and a left filling port is provided on the top of the left counterweight compartment;

[0007] A right counterweight bin is arranged inside the battery pack body, and a right filling port is arranged on the top of the right counterweight bin;

[0008] A partition plate is arranged in the inner cavity of the left counterweight bin and the right counterweight bin, and the partition plate is used to separate the left counterweight bin and the right counterweight bin and form multiple groups of counterweight spaces.

[0009] Preferably, the battery pack body is provided with a level detection mechanism, and the level detection mechanism comprises a level bubble fixedly connected to the battery pack body;

[0010] A card connection seat is provided at the bottom of the battery pack body, a card plate is movably carded inside the card connection seat, and a triangular seat is provided on the card plate.

[0011] Preferably, a slot for clamping the clamping plate and the triangular seat is provided inside the clamping seat, and a first magnet block is provided inside the clamping slot;

[0012] The card plate is provided with a second magnet block.

[0013] Preferably, a transparent plate is provided on the battery pack body.

[0014] Preferably, the battery pack body is provided with a hanging ear.

[0015] Preferably, a supporting foot is fixedly connected to the top of the battery pack body.

[0016] The utility model discloses a battery pack structure for an engineering vehicle, which has the following beneficial effects:

[0017] The battery pack structure for engineering vehicles is equipped with independent counterweight bins on the left and right sides of the battery pack body, forming a storage space that can be filled with solid media, thereby achieving weight adjustment of the battery pack. The battery bins are wrapped by the distribution of the left counterweight bin and the right counterweight bin, thereby enhancing the lateral impact resistance of the battery pack body. The split structure of the partition plate inside the counterweight bin can configure the battery pack body into more weight gradients according to actual needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the structure of the left counterweight bin and the right counterweight bin of the utility model;

[0021] Figure 3 This is a schematic diagram of the bottom structure of the battery pack main body of the utility model;

[0022] Figure 4 This is a schematic diagram of the structure of the triangular seat of the utility model;

[0023] Figure 5 This is a schematic diagram of the structure of the card connector of the utility model;

[0024] Figure 6 It is a disassembly schematic diagram of the pallet of the utility model.

[0025] In the figure: 1. battery pack body; 101. hanging ear; 102. supporting foot; 103. transparent plate; 2. battery compartment; 3. battery pack; 4. left counterweight compartment; 401. left filling port; 5. right counterweight compartment; 501. right filling port; 6. level bubble; 7. snap-on seat; 701. card slot; 702. first magnet block; 8. card plate; 801. triangle seat; 802. second magnet block. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution in the embodiments of the utility model is described clearly and completely. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] The embodiment of the present application solves the problem that the current existing new energy electric forklift products are generally stacked in an upper and lower layer structure, with the battery system on the upper part and a counterweight on the lower part. When the battery system needs to be adapted to different vehicle models, it is necessary to configure counterweights of different sizes according to the actual vehicle mass requirements. This structural method is not flexible and has weak lateral impact resistance.

[0028] In order to better understand the above technical solution, the above technical solution will be described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0029] The utility model embodiment discloses a battery pack structure for an engineering vehicle. Figure 1-6 As shown, the battery pack body 1 includes a battery compartment 2, a battery pack 3, and a counterweight mechanism is provided in the inner cavity of the battery pack body 1. The counterweight mechanism includes:

[0030] The left counterweight compartment 4 is arranged inside the battery pack body 1, and a left filling port 401 is arranged on the top of the left counterweight compartment 4;

[0031] The right counterweight compartment 5 is arranged inside the battery pack body 1, and a right filling port 501 is provided on the top of the right counterweight compartment 5;

[0032] The partition plate is arranged in the inner cavity of the left counterweight bin 4 and the right counterweight bin 5, and is used to separate the left counterweight bin 4 and the right counterweight bin 5 and form a plurality of groups of counterweight spaces.

[0033] Furthermore, a level detection mechanism is provided on the battery pack body 1, and the level detection mechanism includes a level bubble 6 fixedly connected to the battery pack body 1;

[0034] A card seat 7 is provided at the bottom of the battery pack body 1, and a card plate 8 is movably carded inside the card seat 7. A triangular seat 801 is provided on the card plate 8. The horizontal detection mechanism is convenient for the left counterweight bin 4 and the right counterweight bin 5 to be detected when the same counterweight is required;

[0035] During testing, the card plate 8 is clamped inside the clamping seat 7 so that the triangular seat 801 is facing downward. At this time, the entire battery pack body 1 forms a balance shape. When the counterweights added to the left counterweight bin 4 and the right counterweight bin 5 are equal, the battery pack body 1 is in a horizontal state.

[0036] Furthermore, a clamping groove 701 for clamping the clamping plate 8 and the triangular seat 801 is provided inside the clamping seat 7, and a first magnet block 702 is provided inside the clamping groove 701;

[0037] The clamping plate 8 is provided with a second magnet block 802 . The first magnet block 702 and the second magnet block 802 are provided to facilitate the clamping plate 8 to be clamped, limited and adsorbed inside the clamping seat 7 .

[0038] Furthermore, a transparent plate 103 is provided on the battery pack body 1, a hanging ear 101 is provided on the battery pack body 1, a supporting foot 102 is fixedly connected to the top of the battery pack body 1, and the transparent plate 103 is provided to facilitate observation of the state of solid medium added inside the counterweight bin.

[0039] The battery pack structure for engineering vehicles adopts an integrated design, with independent counterweight bins arranged on the left and right sides of the battery pack body 1, forming a storage space that can be filled with solid media, thereby achieving weight adjustment of the battery pack.

[0040] The battery compartment 2 is wrapped by the distribution of the left counterweight compartment 4 and the right counterweight compartment 5, thereby enhancing the lateral impact resistance of the battery pack body 1.

[0041] By means of the split structure of the partition plate inside the counterweight bin, the battery pack body 1 can be configured into more weight gradients according to actual needs.

[0042] The battery compartment 2 is used to install the battery pack 3; the left counterweight compartment 4 and the right counterweight compartment 5 are used to fill solid media to achieve free adjustment of the battery pack mass; the hanging ear 101 is used to hoist the battery pack body 1.

[0043] The battery compartment 2 and the battery group 3 form a power unit of the battery pack body 1, which is used to integrate the power source and control system of the battery pack body 1.

[0044] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A battery pack structure for an engineering vehicle, comprising a battery pack body (1), a battery compartment (2) being provided inside the battery pack body (1), a battery pack (3) being provided inside the battery compartment (2), wherein: A counterweight mechanism is provided in the inner cavity of the battery pack body (1), and the counterweight mechanism comprises: A left counterweight compartment (4) is arranged inside the battery pack body (1), and a left filling port (401) is provided on the top of the left counterweight compartment (4); A right counterweight compartment (5) is arranged inside the battery pack body (1), and a right filling port (501) is provided on the top of the right counterweight compartment (5); A partition plate is arranged in the inner cavity of the left counterweight bin (4) and the right counterweight bin (5), and the partition plate is used to separate the left counterweight bin (4) and the right counterweight bin (5) and form a plurality of counterweight spaces.

2. A battery pack structure for an engineering vehicle according to claim 1, characterized in that: The battery pack body (1) is provided with a level detection mechanism, and the level detection mechanism comprises a level bubble (6) fixedly connected to the battery pack body (1); A clamping seat (7) is provided at the bottom of the battery pack body (1), a clamping plate (8) is movably clamped inside the clamping seat (7), and a triangular seat (801) is provided on the clamping plate (8).

3. A battery pack structure for an engineering vehicle according to claim 2, characterized in that: The interior of the clamping seat (7) is provided with a clamping groove (701) for clamping the clamping plate (8) and the triangular seat (801), and the interior of the clamping groove (701) is provided with a first magnet block (702); A second magnet block (802) is provided on the clamping plate (8).

4. A battery pack structure for an engineering vehicle according to claim 3, characterized in that: A transparent plate (103) is provided on the battery pack main body (1).

5. A battery pack structure for an engineering vehicle according to claim 4, characterized in that: The battery pack body (1) is provided with a hanging ear (101).

6. A battery pack structure for an engineering vehicle according to claim 5, characterized in that: A supporting foot (102) is fixedly connected to the top of the battery pack body (1).

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