Modular battery cluster suitable for mobile charging pile

Abstract

The utility model discloses a module type battery cluster suitable for a mobile charging pile, which comprises a battery cluster frame, a plurality of battery packs and a driving chassis, the battery cluster frame comprises a first split type frame and a second split type frame, the bottom end of the first split type frame is fixedly connected with the second split type frame, and the bottom end of the second split type frame is fixedly connected with the driving chassis. Battery packs are arranged in the first split type frame and the second split type frame; the upper end face of the first split type frame is fixedly connected with an upper pile. The bottom end face of the second split type frame is fixedly connected with a driving chassis. The upper end of one side face of the driving chassis is connected with a component installation plate so as to be connected with a control module device. The battery rack adopts a split type design, so that the battery pack and the battery rack are arranged in a modularized layer manner; layers are connected through wire harnesses and plug-ins, so that the problem of mobile charging pile energy storage power station type putting is solved; when the upper pile finds that the battery module breaks down or the whole battery cluster is insufficient in electric quantity, a certain layer of modular batteries can be replaced or increased.

Description

Technical Field

[0001] The utility model relates to a battery cluster, in particular to a modular battery cluster suitable for a mobile charging pile. Background Art

[0002] A mobile charging pile is a charging device that provides power for electric vehicles. It can be installed on the ground or wall, in public buildings and residential parking lots, and can charge various models of electric vehicles by adjusting the voltage and current.

[0003] There are many types of mobile charging piles with different power levels on the market, but there is no definite data on how much power is most suitable for customers. In addition, for some dilapidated communities with limited space or remote communities with poor road conditions, it is impossible to set up new fixed piles, which makes it difficult to charge electric vehicles. Utility Model Content

[0004] In order to solve the deficiencies of the above technologies, the utility model provides a modular battery cluster suitable for a mobile charging pile.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is a modular battery cluster suitable for a mobile charging pile, including a battery cluster frame, a plurality of battery packs and a driving chassis, the battery cluster frame includes a first split frame and a second split frame, the bottom end of the first split frame is fixedly connected to the upper end of the second split frame, the interior of the first split frame and the interior of the second split frame are both provided with battery packs; the upper end surface of the first split frame is fixedly connected to an upper pile to change the power; the second split frame is provided with a second inter-layer fixing foot at the top corner of the bottom end surface to be fixedly connected to the driving chassis;

[0006] The driving chassis includes a load-bearing frame, a rear wheel assembly and a driving motor. The rear wheel assembly is installed at the front of the bottom end of the load-bearing frame, and the driving motor is installed at the rear of the bottom end of the load-bearing frame. The top corners of the upper end of the load-bearing frame are provided with battery rack fixing feet to fix the second inter-layer fixing feet.

[0007] A component mounting plate is bolted to the upper end of one side surface of the driving chassis to connect the control module components.

[0008] Furthermore, the first split frame includes a plurality of first cross beams, a plurality of first longitudinal beams and a plurality of first columns; the upper end surface of the first split frame is arranged with two first cross beams, and a plurality of first longitudinal beams are fixedly connected between the two first cross beams; the lower end surface of the first split frame is arranged with a plurality of first cross beams placed at equal distances, and each side of the plurality of first cross beams is commonly connected with a first longitudinal beam to fix the plurality of first cross beams; a plurality of first columns are connected between the upper end surface of the first split frame and the lower end surface of the first split frame.

[0009] Furthermore, the second split frame includes several second cross beams, several second longitudinal beams and several second columns; the second split frame is arranged with several second cross beams placed at equal distances, and each side of the two sides of the several second cross beams is commonly connected with a second longitudinal beam to fix the several second cross beams; both ends of the second longitudinal beams are connected to the lower part of the second column.

[0010] Furthermore, a plurality of lifting ears are spot-welded on the first column and the second column.

[0011] Furthermore, first inter-layer fixing feet are fixedly provided at the lower ends of the plurality of first columns to be fixedly connected to the upper ends of the plurality of second columns respectively.

[0012] Furthermore, the first columns and the second columns are arranged in a one-to-one correspondence.

[0013] Furthermore, a plurality of upper fixed foot plates are provided on the first cross beam on the outer side of the upper end surface of the first split frame to fix the upper piles.

[0014] Furthermore, a plurality of battery fixing foot plates are provided on a first cross beam on the outer side of the lower end surface of the first split frame and on a second cross beam on the outer side of the second split frame to fix the battery pack.

[0015] Furthermore, a shock-absorbing wheel is arranged at the middle part of the bottom end surface of the driving chassis.

[0016] Furthermore, a plurality of bolt holes are provided on the component mounting plate to connect the control module components; the control module components include a DC battery, a discharge resistor, a fuse, a steering controller, a voltage comparator, a drive motor controller, a contactor and an encoder.

[0017] The utility model discloses a modular battery cluster suitable for a mobile charging pile. The battery rack is designed in a split type, a first split frame and a second split frame are arranged, and the battery pack and the battery rack are formed into a modular layer arrangement. The layers are connected by wiring harnesses and plug-ins, which solves the problem of mobile charging pile energy storage power station-style deployment. After the split battery rack module arrives at the charging area required by the customer, if a battery module on the upper pile is found to be faulty during long-term use or when the battery cluster is insufficient in power as a whole, the modular battery of a certain layer can be replaced or increased, thereby reducing the replacement time of the entire machine. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0019] Figure 2 It is an exploded view of the utility model.

[0020] Figure 3 It is a structural schematic diagram of the first split frame in the utility model.

[0021] Figure 4 It is a structural schematic diagram of the second split frame in the utility model.

[0022] Figure 5 It is a schematic diagram of the structure of the battery pack in the utility model.

[0023] Figure 6 It is a structural schematic diagram of the upper pile in the utility model.

[0024] Figure 7 It is a structural schematic diagram of the chassis in the utility model.

[0025] In the figure: 1. first split frame; 2. second split frame; 3. driving chassis; 4. battery pack; 5. upper pile; 6. component mounting plate; 7. DC battery; 8. discharge resistor; 9. fuse; 10. steering controller; 11. voltage comparator; 12. driving motor controller; 13. battery fixing foot plate; 101. first cross beam; 102. upper fixed foot plate; 103. first longitudinal beam; 104. lifting ear; 105. first interlayer fixing foot; 106. first column; 201. second column; 202. second cross beam; 203. second longitudinal beam; 204. second interlayer fixing foot; 301. load-bearing frame; 302. rear wheel assembly; 303. shock-absorbing wheel; 304. driving motor; 305. battery rack fixing foot. DETAILED DESCRIPTION

[0026] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0027] A modular battery cluster suitable for a mobile charging pile, comprising a battery cluster frame, a plurality of battery packs 4 and a driving chassis 3, wherein the battery cluster frame comprises a first split frame 1 and a second split frame 2, wherein the bottom end of the first split frame 1 is fixedly connected to the top end of the second split frame 2, and the battery packs 4 are both placed inside the first split frame 1 and inside the second split frame 2; an upper pile 5 is fixedly connected to the upper end surface of the first split frame 1 to change the amount of electricity; and second interlayer fixing feet 204 are provided at the top corners of the bottom end surface of the second split frame 2 to be fixedly connected to the driving chassis 3;

[0028] The driving chassis 3 includes a load-bearing frame 301, a rear wheel assembly 302 and a driving motor 304. The rear wheel assembly 302 is installed at the front of the bottom end of the load-bearing frame 301, and the driving motor 304 is installed at the rear of the bottom end of the load-bearing frame 301; battery rack fixing feet 305 are provided at the top corners of the upper end of the load-bearing frame 301 to fix the second inter-layer fixing feet 204;

[0029] A component mounting plate 6 is bolted to the upper end of one side surface of the driving chassis 3 to connect the control module components.

[0030] Specifically, the first split frame 1 includes a plurality of first cross beams 101, a plurality of first longitudinal beams 103 and a plurality of first columns 106; the upper end surface of the first split frame 1 is set to two first cross beams 101, and a plurality of first longitudinal beams 103 are fixedly connected between the two first cross beams 101; the lower end surface of the first split frame 1 is set to a plurality of first cross beams 101 placed at equal distances, and a first longitudinal beam 103 is commonly connected to each side of the plurality of first cross beams 101 to fix the plurality of first cross beams 101; a plurality of first columns 106 are connected between the upper end surface of the first split frame 1 and the lower end surface of the first split frame 1. The second split frame 2 includes a plurality of second cross beams 202, a plurality of second longitudinal beams 203 and a plurality of second columns 201; the second split frame 2 is provided with a plurality of second cross beams 202 placed at equal distances, and a second longitudinal beam 203 is commonly connected to each of the two sides of the plurality of second cross beams 202 to fix the plurality of second cross beams 202; both ends of the second longitudinal beams 203 are connected to the lower part of the second column 201. A plurality of lifting ears 104 are spot welded on the first column 106 and the second column 201. The lower ends of the plurality of first columns 106 are fixedly provided with first interlayer fixing feet 105 to respectively fix and connect the upper ends of the plurality of second columns 201. The first columns 106 and the second columns 201 are arranged one by one. A plurality of upper fixing foot plates 102 are provided on the first cross beam 101 on the outer side of the upper end surface of the first split frame 1 to fix and connect the upper piles 5. A plurality of battery fixing foot plates 13 are provided on the first crossbeam 101 on the outer side of the lower end surface of the first split frame 1 and on the second crossbeam 202 on the outer side of the second split frame 2 to fix the battery pack 4. A shock absorbing wheel 303 is provided in the middle of the bottom end surface of the driving chassis 3. A plurality of bolt openings are provided on the component mounting plate 6 to connect the control module components; the control module components include a DC battery 7, a discharge resistor 8, a fuse 9, a steering controller 10, a voltage comparator 11, a drive motor controller 12, a contactor and an encoder.

[0031] This embodiment provides a specific structural installation method for a modular battery cluster suitable for a mobile charging pile, such as Figure 1 As shown in the overall structural schematic diagram of a modular battery cluster suitable for a mobile charging pile, a modular battery cluster suitable for a mobile charging pile includes a battery cluster frame and two battery packs 4; Figure 2 As shown in an exploded view of a modular battery cluster suitable for a mobile charging pile, the battery cluster frame includes a first split frame 1 and a second split frame 2, and a driving chassis 3 is welded to the lower end of the second split frame 2;

[0032] like Figure 3As shown in a structural schematic diagram of a first split frame in a modular battery cluster suitable for a mobile charging pile, the first split frame 1 includes six first cross beams 101, eight first longitudinal beams 103 and four first columns 106; the upper end surface of the first split frame 1 is set to two first cross beams 101, and four first longitudinal beams 103 are fixedly connected between the two first cross beams 101; the lower end surface of the first split frame 1 is set to four first cross beams 101 placed at equal distances, and each side of the four first cross beams 101 is commonly connected to a first longitudinal beam 103 to fix the four first cross beams 101; four first columns 106 are connected between the upper end surface of the first split frame 1 and the lower end surface of the first split frame 1, and one first longitudinal beam 103 is connected between two first columns 106 that are close in distance; Figure 4 As shown in the structural schematic diagram of the second split frame in a modular battery cluster suitable for a mobile charging pile, four second cross beams 202, four second longitudinal beams 203 and four second columns 201; the second split frame 2 is provided with four second cross beams 202 placed at equal distances, and each side of the four second cross beams 202 is commonly connected with a second longitudinal beam 203 to fix the four second cross beams 202; both ends of the second longitudinal beam 203 are connected to the lower part of the second column 201, and a second longitudinal beam 203 is connected between two second columns 201 with a close distance; the four first columns 106 and the four second columns 201 are provided with lifting ears 104; it is ensured that the battery pack 4 is normally placed in the first split frame 1 and the second split frame 2;

[0033] like Figure 7 As shown in the structural schematic diagram of a modular battery cluster chassis suitable for a mobile charging pile, the driving chassis 3 includes a load-bearing frame 301, a rear wheel assembly 302 and a driving motor 304. The rear wheel assembly 302 is arranged at the front of the bottom end of the load-bearing frame 301, and the driving motor 304 is arranged at the rear of the bottom end of the load-bearing frame 301; two shock-absorbing wheels 303 are arranged at the middle of the bottom end of the load-bearing frame 301; the upper end surface of the load-bearing frame 301 is fixedly provided with a battery rack fixing foot 305 to connect the battery cluster frame;

[0034] Before the second split frame 2 is welded to the battery rack fixing foot 305, the two Figure 5The battery pack 4 shown in the structural schematic diagram of a battery pack in a modular battery cluster suitable for a mobile charging pile is placed in the first split frame 1 and the second split frame 2 respectively; the second interlayer fixing foot 204 in the second split frame 2 is welded to the battery rack fixing foot 305, and the first interlayer fixing foot 105 in the first split frame 1 is welded to the second column 201 of the second split frame 2 to ensure the bearing performance of the connection part; the surface of the connection between the first split frame 1 and the second split frame 2 and the surface of the connection between the second split frame 2 and the driving chassis 3 are all treated with anti-corrosion, which ensures the anti-corrosion performance of the modular battery cluster and meets the requirements for outdoor use;

[0035] On the basis of welding, the second split frame 2 and the driving chassis 3 are fixed by bolts through the interlayer fixing holes, and the first split frame 1 and the second split frame 2 are fixed by bolts through the interlayer fixing holes; the stability and reliability of the modular battery cluster during transportation are ensured;

[0036] A total of eight battery fixing foot plates 13 are provided on the two first cross beams 101 at the edge of the lower end surface of the first split frame 1; a total of eight battery fixing foot plates 13 are provided on the two second cross beams 202 at the edge of the second split frame 2, and the welding position of the fixing foot plates is ensured by dimensional measurement and welding tooling; two battery packs 4 are respectively placed in the first split frame 1 and the second split frame 2, and fixed by the fixing foot plates;

[0037] The two first cross beams 101 at the upper end edge of the first split frame 1 are provided with a total of six upper fixed foot plates 102 to be fixedly connected to the upper piles 5. Figure 6 The upper pile 5 shown in the structural schematic diagram of the upper pile in the modular battery cluster suitable for the mobile charging pile is installed above the first split frame 1; the upper pile 5 can modify its own charging and discharging power according to the increase of battery modules and the change of the power of the entire battery cluster;

[0038] The component mounting plate 6 is threadedly mounted above one side end of the chassis. The component mounting plate 6 is provided with a plurality of threaded openings to threadably connect components such as a DC battery 7, a discharge resistor 8, a fuse 9, a steering controller 10, a voltage comparator 11, a drive motor controller 12, a contactor and an encoder, thereby completing the installation of the control module group components; the wiring harnesses between the relevant components are connected to complete the connection of the modular battery cluster vehicle suitable for the mobile charging pile;

[0039] By adopting a split design for the battery rack, the battery pack 4 and the battery rack form a modular layer; the layers are connected by wiring harnesses and plug-ins, which solves the problem of mobile charging pile energy storage power station deployment; when the split battery rack module arrives at the charging area required by the customer, if a battery module is found to be faulty during long-term use or when the battery cluster as a whole is low on power, the modular battery in one layer can be replaced or added to reduce the overall replacement time of the whole machine.

[0040] The above implementation modes are not limitations of the present invention, and the present invention is not limited to the above examples. Any changes, modifications, additions or substitutions made by technicians in this technical field within the technical solution of the present invention also belong to the protection scope of the present invention.

Claims

1. A modular battery cluster suitable for a mobile charging pile, comprising a battery cluster frame, a plurality of battery packs (4) and a drive chassis (3), characterized in that: The battery cluster frame comprises a first split frame (1) and a second split frame (2); the bottom end of the first split frame (1) is fixedly connected to the top end of the second split frame (2); the first split frame (1) and the second split frame (2) are both provided with battery packs (4); the upper end surface of the first split frame (1) is fixedly connected to an upper pile (5) to change the amount of electricity; the second split frame (2) is provided with a second interlayer fixing foot (204) at the top corner of the bottom end surface to be fixedly connected to the driving chassis (3); The driving chassis (3) comprises a load-bearing frame (301), a rear wheel assembly (302) and a driving motor (304); the rear wheel assembly (302) is installed at the front of the bottom end of the load-bearing frame (301), and the driving motor (304) is installed at the rear of the bottom end of the load-bearing frame (301); battery rack fixing feet (305) are arranged at the top corners of the upper end of the load-bearing frame (301) to be fixedly connected to the second interlayer fixing feet (204); A component mounting plate (6) is bolted to the upper end of one side surface of the driving chassis (3) to connect the control module components.

2. The modular battery cluster suitable for a mobile charging station according to claim 1, characterized in that: The first split frame (1) comprises a plurality of first cross beams (101), a plurality of first longitudinal beams (103) and a plurality of first upright columns (106); the upper end surface of the first split frame (1) is provided with two first cross beams (101), and a plurality of first longitudinal beams (103) are fixedly connected between the two first cross beams (101); the lower end surface of the first split frame (1) is provided with a plurality of first cross beams (101) placed at equal distances, and each of the two sides of the plurality of first cross beams (101) is commonly connected with a first longitudinal beam (103) to fix the plurality of first cross beams (101); and a plurality of first upright columns (106) are connected between the upper end surface of the first split frame (1) and the lower end surface of the first split frame (1).

3. The modular battery cluster suitable for a mobile charging station according to claim 2, characterized in that: The second split frame (2) comprises a plurality of second cross beams (202), a plurality of second longitudinal beams (203) and a plurality of second upright columns (201); the second split frame (2) is configured as a plurality of second cross beams (202) placed at equal distances, and each of the two sides of the plurality of second cross beams (202) is commonly connected to a second longitudinal beam (203) to fix the plurality of second cross beams (202); and both ends of the second longitudinal beams (203) are connected to the lower part of the second upright column (201).

4. The modular battery cluster suitable for a mobile charging station according to claim 3, characterized in that: A plurality of lifting ears (104) are spot-welded on the first column (106) and the second column (201).

5. The modular battery cluster suitable for a mobile charging station according to claim 3, characterized in that: The lower ends of the plurality of first upright posts (106) are all fixedly provided with first interlayer fixing feet (105) to respectively fix and connect to the upper ends of the plurality of second upright posts (201).

6. The modular battery cluster suitable for a mobile charging station according to claim 5, characterized in that: The first columns (106) and the second columns (201) are arranged in a one-to-one correspondence.

7. The modular battery cluster suitable for a mobile charging station according to claim 3, characterized in that: A plurality of upper fixed foot plates (102) are provided on the first cross beam (101) on the outer side of the upper end surface of the first split frame (1) to fix the upper piles (5).

8. The modular battery cluster suitable for a mobile charging station according to claim 7, characterized in that: A plurality of battery fixing foot plates (13) are provided on the first cross beam (101) on the outside of the lower end surface of the first split frame (1) and on the second cross beam (202) on the outside of the second split frame (2) to fix the battery pack (4).

9. The modular battery cluster suitable for a mobile charging station according to claim 1, characterized in that: A shock-absorbing wheel (303) is arranged in the middle of the bottom end surface of the driving chassis (3).

10. The modular battery cluster suitable for a mobile charging station according to claim 1, characterized in that: The component mounting plate (6) is provided with a plurality of bolt holes for connecting control module components; the control module components include a DC battery (7), a discharge resistor (8), a fuse (9), a steering controller (10), a voltage comparator (11), a drive motor controller (12), a contactor and an encoder.

Images