Combined power supply

Abstract

The utility model discloses a combined power supply which comprises an electricity storage shell, a battery rack is arranged in the electricity storage shell and provided with a plurality of battery grooves, a connecting groove is arranged between every two battery grooves, a single battery piece is clamped in each connecting groove, a first base is fixedly connected with an inserting piece, and a second base is provided with two power connection blocks which are symmetrical front and back. The insertion pieces are clamped into the second bases, the battery single piece on the leftmost side is connected with the charging block through the insertion pieces, the battery single piece on the rightmost side is connected with the output block through the second bases, one battery single piece can be clamped in each second base of the battery rack, and the limiting plates can fix the battery single pieces for limiting. According to the power supply assembly, the plurality of single battery pieces can be mutually connected and electrified by clamping the insertion pieces into the second base, so that the cover plate can be quickly taken down to replace the damaged single battery pieces.

Description

Technical Field

[0001] The utility model relates to the field of power supplies, and specifically relates to a combined power supply. Background Technique

[0002] Common power supplies are all integrated. After being damaged, they need to be replaced as a whole, resulting in a relatively high cost. By designing the power supply as a combined type, through multiple independent power supply components, they are combined into an overall power supply. After being damaged, only the damaged power supply component needs to be replaced, thereby solving the problem of relatively high overall replacement cost after the integrated power supply is damaged. Content of the Utility Model

[0003] The purpose of the utility model is to provide a combined power supply to solve the problems raised in the above background technique.

[0004] To achieve the above purpose, the utility model provides the following technical solution: A combined power supply includes a power storage shell. A battery rack is arranged inside the power storage shell. The battery rack is provided with a plurality of battery slots. A connection slot is arranged between every two battery slots. A battery unit is clamped in the connection slot. A first base is fixedly connected to the left end face of the battery unit. An insertion piece is fixedly connected to the first base. A second base is fixedly connected to the right end face of the battery unit. Two power connection blocks are symmetrically arranged front and back on the second base. By inserting the insertion piece into the second base, a plurality of the battery units can be connected in the connection slot through the insertion piece and the second base. The leftmost battery unit is connected to a charging block through the insertion piece. The rightmost battery unit is connected to an output block through the second base. Thus, a plurality of the battery units can be quickly connected to form a larger power supply. When damaged, only one damaged battery unit needs to be replaced, reducing the maintenance cost.

[0005] Advantageously, a cover plate is arranged at the upper end of the power storage shell. A limiting plate is arranged inside the cover plate. The limiting plate can resist the battery unit to prevent the battery unit from shaking.

[0006] Advantageously, two clamping plates are symmetrically arranged front and back on the cover plate. The clamping plates are located inside the power storage shell. Four groups of coaxially aligned threaded holes are arranged on the cover plate and the clamping plates. Four through holes coaxially aligned with the threaded holes are arranged on the power storage shell. By screwing the screws into the threaded holes and passing through the through holes, the cover plate can be fixedly connected to the power storage shell.

[0007] Advantageously, the power storage shell is provided with a plurality of first heat dissipation holes communicating inside and outside, and the battery rack is provided with a plurality of second heat dissipation holes, which play a good heat dissipation effect.

[0008] Beneficially, a second handle is fixedly connected to the upper end face of the battery unit, and first handles are fixedly connected to the left and right end faces of the cover plate. The second handle facilitates the access of the battery unit, and the first handle facilitates the taking, loading and unloading of the cover plate.

[0009] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0010] By providing a battery rack, a cover plate and an output block, each second base of the battery rack can be clamped with a battery unit, and the limiting plate can fix the battery unit for limiting, and the power can be output through the output block and charged through the charging block, so that multiple power supply components can be installed together, reducing the maintenance cost.

[0011] By providing a second base, a power connection block and a plug, by inserting the plug into the second base and connecting it to the power connection block, multiple battery units can be connected and powered on with each other, so that the cover plate can be quickly removed to replace the damaged battery unit. Description of the Drawings

[0012] Figure 1 is a three-dimensional schematic diagram of the present utility model;

[0013] Figure 2 is Figure 1 the top view of;

[0014] Figure 3 is Figure 2 the sectional view taken along line A-A of;

[0015] Figure 4 is Figure 3 the partial enlarged schematic diagram of;

[0016] Figure 5 is a three-dimensional schematic diagram of the cover plate of the present utility model;

[0017] Figure 6 is a three-dimensional schematic diagram of the battery rack of the present utility model;

[0018] Figure 7 is a three-dimensional schematic diagram of the power supply unit of the present utility model.

[0019] In the figure: 100, electricity storage case; 101, cover plate; 102, screw; 103, first handle; 104, output block; 105, charging block; 106, power supply unit; 107, second handle; 109, limiting plate; 110, first base; 111, plug; 112, second base; 113, clamping plate; 114, threaded hole; 115, first heat dissipation hole; 116, through hole; 117, power connection block; 119, battery rack; 120, second heat dissipation hole; 121, connection groove; 122, battery slot. Detailed implementation manners

[0020] In order to make the objectives, technical solutions and advantages of the present utility model clearer and more understandable, the present utility model will be further described in detail below in conjunction with embodiments. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0021] Embodiment 1:

[0022] Please refer to Figure 1-7 , the present utility model provides a technical solution: a combined power supply, including a power storage case 100, a battery rack 119 is arranged inside the power storage case 100, a plurality of battery slots 122 are arranged on the battery rack 119, a connection slot 121 is arranged between every two battery slots 122, a battery unit 106 is clamped in the connection slot 121, a first base 110 is fixedly connected to the left end face of the battery unit 106, a plug 111 is fixedly connected to the first base 110, a second base 112 is fixedly connected to the right end face of the battery unit 106, two power connection blocks 117 symmetrical about the front and back are arranged on the second base 112, by inserting the plug 111 into the second base 112, a plurality of the battery units 106 can be connected in the connection slot 121 through the plug 111 and the second base 112, the leftmost battery unit 106 is connected with a charging block 105 through the plug 111, and the rightmost battery unit 106 is connected with an output block 104 through the second base 112, so that a plurality of the battery units 106 can be quickly connected to form a larger power supply. When damaged, only one damaged battery unit 106 needs to be replaced, reducing the maintenance cost.

[0023] A cover plate 101 is arranged at the upper end of the power storage case 100, a limiting plate 109 is arranged inside the cover plate 101, and the limiting plate 109 can resist the battery unit 106 to prevent the battery unit 106 from shaking;

[0024] Two clamping plates 113 symmetrical about the front and back are arranged on the cover plate 101, the clamping plates 113 are located inside the power storage case 100, and four groups of coaxially aligned threaded holes 114 are arranged on the cover plate 101 and the clamping plates 113. Four through holes 116 coaxially aligned with the threaded holes 114 are arranged on the power storage case 100. By screwing the screw 102 into the threaded hole 114 and passing through the through hole 116, the cover plate 101 can be fixedly connected to the power storage case 100;

[0025] The power storage case 100 is provided with a plurality of first heat dissipation holes 115 communicating inside and outside, and the battery rack 119 is provided with a plurality of second heat dissipation holes 120, which has a good heat dissipation effect;

[0026] A second handle 107 is fixedly connected to the upper end surface of the battery unit 106. First handles 103 are fixedly connected to the left and right end surfaces of the cover plate 101. The second handle 107 facilitates the access to the battery unit 106, and the first handle 103 facilitates the taking, loading and unloading of the cover plate 101.

[0027] Working principle:

[0028] First, install each battery unit 106. First, install the first battery unit 106 into the leftmost battery slot 122 from top to bottom, connect the insertion piece 111 of the battery unit 106 to the charging block 105, and then install the battery units 106 in sequence from left to right. All the battery units 106 are electrically connected by docking the insertion piece 111 with the second base 112. The rightmost battery unit 106 is connected to the output block 104 through the second base 112 and the power connection block 117. Thus, when one of the battery units 106 is damaged, the damaged battery unit 106 can be conveniently taken out, avoiding replacing the entire power supply and reducing the maintenance cost.

[0029] Then, align the cover plate 101 vertically with the power storage case 100 and cover it on the upper end of the power storage case 100. The clamping plate 113 is located inside the power storage case 100, so that the threaded hole 114 and the through hole 116 are coaxially aligned. Then, screw the screw 102 into the threaded hole 114 to fix the cover plate 101 on the power storage case 100. The limiting plate 109 abuts against the upper end surface of each battery unit 106 to prevent the battery unit 106 from loosening.

[0030] When in use, connect a charging wire to the charging block 105 to charge all the battery units 106, and connect an electrical device to the output block 104 to output power. The first heat dissipation hole 115 has a good heat dissipation effect.

[0031] It is obvious to those skilled in the art that various modifications and changes can be made to the disclosed embodiments. Considering the specification and the practice of the disclosed system, other embodiments will be easily understood by those skilled in the art. It is intended that the specification and examples be regarded only as exemplary, and the true scope of protection be determined by the appended claims and their equivalents.

Claims

1. A combined power supply, comprising a power storage shell (100), characterized in that: A battery rack (119) is provided in the battery storage shell (100), the battery rack (119) is provided with a plurality of battery slots (122), a connecting slot (121) is provided between every two of the battery slots (122), a battery unit (106) is clamped in the connecting slot (121), a first base (110) is fixedly connected to the left end surface of the battery unit (106), an insert (111) is fixedly connected to the first base (110), and the battery unit (106) is fixedly connected to the left end surface of the battery unit (106). The right end surface of the battery unit (106) is fixedly connected to a second base (112), and the second base (112) is provided with two front-to-back symmetrical power connection blocks (117). By inserting the plug (111) into the second base (112), the leftmost battery unit (106) is connected to a charging block (105) via the plug (111), and the rightmost battery unit (106) is connected to an output block (104) via the second base (112).

2. A combined power supply according to claim 1, characterized in that: The upper end of the electricity storage shell (100) is provided with a cover plate (101), and a limit plate (109) is provided inside the cover plate (101).

3. A combined power supply according to claim 2, characterized in that: The cover plate (101) is provided with two front-to-back symmetrical clamping plates (113), the clamping plates (113) are located inside the power storage shell (100), and the cover plate (101) and the clamping plates (113) are provided with four groups of coaxially aligned threaded holes (114), and the power storage shell (100) is provided with four through holes (116) coaxially aligned with the threaded holes (114).

4. A combined power supply according to claim 3, characterized in that: The power storage shell (100) is provided with a plurality of first heat dissipation holes (115) that are connected inside and outside, and the battery rack (119) is provided with a plurality of second heat dissipation holes (120).

5. A combined power supply according to claim 4, characterized in that: The upper end surface of the battery unit (106) is fixedly connected to a second handle (107), and the left and right end surfaces of the cover plate (101) are fixedly connected to a first handle (103).

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