CN211063391U - A lithium battery batch charging device for photovoltaic energy storage - Google Patents

Abstract

The utility model discloses a lithium cell is charging device in batches for photovoltaic energy storage, including charging case, logical groove and charging seat, the top of charging case is provided with the protection casing, lead to the groove and set up on the surface of charging case, and lead to the inboard of groove and install the baffle, the surface reservation of baffle has the through-hole, the top of baffle is passed through the magnet piece and is linked to each other with the movable block, the side of fixed block is fixed with the head rod, the below at the fixed block is installed to the charging seat, the side of connecting block is fixed with the second connecting rod, and the end department of second connecting rod is connected with the spring, the outside cover of spring is equipped with the second sleeve, and the division board is installed in the telescopic outside of second. This a lithium cell is charging device in batches for photovoltaic energy storage can accomplish simultaneously to a plurality of lithium cell charging, and then it is long when promoting charging efficiency and reducing to charge to be equipped with the structure to its spacing fixed in lithium cell charging process, and then increase the stability of charging.

Description

A lithium battery batch charging device for photovoltaic energy storage

technical field

The utility model relates to the technical field of photovoltaic energy storage, in particular to a lithium battery batch charging device used for photovoltaic energy storage.

Background technique

Photovoltaic energy storage is a new type of renewable energy that converts thermal energy into electrical energy for storage by means of light, while lithium batteries are the carriers of photovoltaic energy storage. Lithium batteries are connected to photovoltaic equipment to achieve the purpose of charging. Some lithium battery charging devices still have the following shortcomings during use:

The existing charging device can only charge a single lithium battery at the same time, and cannot charge multiple lithium batteries in batches at the same time, resulting in low charging efficiency and increasing charging time. Due to the fixed position limit structure, the lithium battery is affected by the displacement of the touched position during charging. In view of the above problems, it is urgent to carry out innovative design based on the original lithium battery charging device.

Utility model content

The purpose of the present utility model is to provide a lithium battery batch charging device for photovoltaic energy storage, in order to solve the above-mentioned background technology that the existing charging device cannot simultaneously charge a plurality of lithium batteries in batches, and when charging the lithium batteries In the process, there is a problem of the lack of a limited and fixed structure for the lithium battery.

In order to achieve the above purpose, the utility model provides the following technical solutions: a lithium battery batch charging device for photovoltaic energy storage, comprising a charging box, a through slot and a charging seat, the top of the charging box is provided with a protective cover, and the protection A fan is installed inside the cover, the through slot is opened on the surface of the charging box, and a baffle plate is installed on the inner side of the through slot, a through hole is reserved on the surface of the baffle plate, and a movable shaft is arranged on the inner side of the through hole, And the outer side of the movable shaft is sleeved with a connecting column, the top of the baffle is connected with the movable block through the magnet block, and the side of the movable block is connected with a fixed block, the side of the fixed block is fixed with a first connecting rod, and the first connecting rod is fixed on the side of the fixed block. The outer side of a connecting rod is connected to the inner wall of the charging box through the first sleeve, the charging base is installed under the fixing block, and the side of the fixing block is provided with a connecting block, and the side of the connecting block is fixed with a second connection The end of the second connecting rod is connected with a spring, the outer side of the spring is sleeved with a second sleeve, and the outer side of the second sleeve is installed with a partition plate.

Preferably, the baffle and the charging box are hingedly connected, and the baffle is attached to the movable block through a magnet block, and the sum of the heights of the baffle and the movable block is equal to the height of the through slot.

Preferably, the connecting columns are equally spaced on the baffle, and the connecting columns form a relative rotation structure through the movable shaft and the baffle.

Preferably, the movable block and the fixed block are of an integrated structure, and the cross-section of the fixed block is a trapezoidal structure.

Preferably, the side of the connecting block is in contact with the side of the fixing block, and the fixing block is symmetrically arranged with respect to the central axis of the connecting block.

Preferably, the spring is fixedly connected with the second sleeve and the second connecting rod, and the second connecting rod and the second sleeve form a telescopic structure.

Compared with the prior art, the beneficial effect of the present invention is that the lithium battery batch charging device for photovoltaic energy storage can charge multiple lithium batteries at the same time, thereby improving the charging efficiency and reducing the charging time. During the charging process of the lithium battery, there is a structure to limit and fix it, thereby increasing the stability of charging;

1. After rotating the baffle, push the lithium battery into the charging box, and then drive the connecting column to rotate through the movable shaft, which can reduce the resistance when pushing, and when the baffle is in contact with the movable block. In the state, it can avoid the entry of external dust;

2. As the lithium battery is pushed in, it can drive the fixed block to move backward, and synchronously drive the two connecting blocks to move to both sides, and then the elasticity of the spring has a good clamping effect on the lithium battery.

Description of drawings

Fig. 1 is the front view structure schematic diagram of the present utility model;

FIG. 2 is a schematic diagram of a side sectional structure of the utility model;

Figure 3 is a schematic view of the utility model's cross-sectional structure;

FIG. 4 is a schematic view of the top section structure of the second sleeve of the present invention.

In the picture: 1, charging box; 2, protective cover; 3, fan; 4, through slot; 5, baffle; 6, through hole; 7, movable shaft; 8, connecting column; 9, magnet block; 10, movable block; 11, fixed block; 12, first connecting rod; 13, first sleeve; 14, charging base; 15, connecting block; 16, second connecting rod; 17, spring; 18, second sleeve; 19 ,Partition plate.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-4, the present utility model provides a technical solution: a lithium battery batch charging device for photovoltaic energy storage, comprising a charging box 1, a protective cover 2, a fan 3, a through slot 4, a baffle 5, Through hole 6, movable shaft 7, connecting column 8, magnet block 9, movable block 10, fixed block 11, first connecting rod 12, first sleeve 13, charging base 14, connecting block 15, second connecting rod 16, The spring 17, the second sleeve 18 and the partition plate 19, the top of the charging box 1 is provided with a protective cover 2, and the inside of the protective cover 2 is installed with a fan 3, a through slot 4 is opened on the surface of the charging box 1, and the through slot A baffle plate 5 is installed on the inner side of the baffle plate 5, a through hole 6 is reserved on the surface of the baffle plate 5, and a movable shaft 7 is arranged on the inner side of the through hole 6, and a connecting column 8 is sleeved on the outer side of the movable shaft 7. The top is connected with the movable block 10 through the magnet block 9, and the side of the movable block 10 is connected with the fixed block 11, the side of the fixed block 11 is fixed with the first connecting rod 12, and the outer side of the first connecting rod 12 passes through the first sleeve 13 Connected to the inner wall of the charging box 1, the charging base 14 is installed under the fixing block 11, and the side of the fixing block 11 is provided with a connecting block 15, the side of the connecting block 15 is fixed with a second connecting rod 16, and the second connecting rod The end of 16 is connected with a spring 17, the outer side of the spring 17 is sleeved with a second sleeve 18, and the outer side of the second sleeve 18 is installed with a partition plate 19;

The baffle 5 and the charging box 1 are hingedly connected, and the baffle 5 is attached to the movable block 10 through the magnet block 9, and the sum of the heights of the baffle 5 and the movable block 10 is equal to the height of the through slot 4, and the baffle 5 Rotate to the vertical state, and the magnet block 9 is attached to the movable block 10, which plays a role of closing the through slot 4 to prevent the entry of external dust;

The connecting columns 8 are equally spaced on the baffle 5, and the connecting columns 8 form a relative rotation structure through the movable shaft 7 and the baffle 5. When the lithium battery is pushed, the connecting columns 8 can be driven to rotate through the movable shaft 7, thereby reducing the time required for pushing. resistance;

The movable block 10 and the fixed block 11 are of an integrated structure, and the cross-section of the fixed block 11 is a trapezoidal structure, the side of the connecting block 15 is in contact with the side of the fixed block 11 , and the fixed block 11 is about the central axis of the connecting block 15 Symmetrically arranged, the spring 17 is fixedly connected with the second sleeve 18 and the second connecting rod 16, and the second connecting rod 16 and the second sleeve 18 form a telescopic structure, and the fixed block 11 moves while pushing the two connecting blocks 15. It moves to both sides synchronously, and the connecting block 15 is driven by the elasticity of the spring 17 to clamp and limit the position of the lithium battery.

Working principle: When using the lithium battery batch charging device for photovoltaic energy storage, as shown in Figure 1-2, firstly, the baffle 5 is rotated to make its edge contact the ground. At this time, the baffle 5 is in an inclined state. It is convenient to put the lithium battery into the charging box 1 by pushing, and when the lithium battery is pushed, the connecting column 8 can be driven to rotate through the movable shaft 7, thereby reducing the resistance during pushing;

As shown in Figure 2-4, after the lithium battery is pushed into the charging box 1, the movable block 10 can drive the fixed block 11 to move, thereby driving the first connecting rod 12 to expand and contract in the first sleeve 13, so that the The lithium battery can be charged in contact with the charging base 14 , as shown in FIG. 3 , when the fixed block 11 moves, it pushes the two connecting blocks 15 to move synchronously to both sides, and drives the second connecting rod 16 to expand and contract in the second sleeve 18 4, since the spring 17 in the second sleeve 18 is in a compressed state, the connecting block 15 is elastically driven to clamp and limit the position of the lithium battery, while the spring 17 in the first sleeve 13 is in the original state. In this state, the fixed block 11 can be driven to automatically return to its original position when it is not pushed, thus realizing the purpose of charging multiple lithium batteries with the same charging device. 10 is in contact with each other, and plays the role of closing the through groove 4 to avoid the entry of external dust.

Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Within the spirit and principle of the present utility model, any modifications, equivalent replacements, improvements, etc. made shall be included within the protection scope of the present utility model.

Claims (6)

1. A lithium battery batch charging device for photovoltaic energy storage, comprising a charging box (1), a through slot (4) and a charging stand (14), characterized in that: the top of the charging box (1) is provided with The protective cover (2) is provided with a fan (3) inside the protective cover (2), the through groove (4) is opened on the surface of the charging box (1), and a baffle plate is installed on the inner side of the through groove (4) (5), a through hole (6) is reserved on the surface of the baffle plate (5), and the inner side of the through hole (6) is provided with a movable shaft (7), and the outer side of the movable shaft (7) is sleeved with a connection A column (8), the top of the baffle plate (5) is connected with the movable block (10) through the magnet block (9), and the side of the movable block (10) is connected with a fixed block (11), the fixed block (11) ) is fixed with a first connecting rod (12), and the outer side of the first connecting rod (12) is connected to the inner wall of the charging box (1) through a first sleeve (13), and the charging base (14) is installed on the Below the fixing block (11), and the side of the fixing block (11) is provided with a connecting block (15), the side of the connecting block (15) is fixed with a second connecting rod (16), and the second connecting rod ( The end of 16) is connected with a spring (17), the outer side of the spring (17) is sleeved with a second sleeve (18), and the outer side of the second sleeve (18) is installed with a partition plate (19) . 2. A lithium battery batch charging device for photovoltaic energy storage according to claim 1, characterized in that: the baffle (5) and the charging box (1) are hingedly connected, and the baffle (5) The magnet block (9) and the movable block (10) are in contact with each other, and the sum of the heights of the baffle plate (5) and the movable block (10) is equal to the height of the through groove (4). 3. A lithium battery batch charging device for photovoltaic energy storage according to claim 1, characterized in that: the connecting posts (8) are equally spaced on the baffle plate (5), and the connecting posts (8) ) through the movable shaft (7) and the baffle plate (5) to form a relative rotation structure. 4. A lithium battery batch charging device for photovoltaic energy storage according to claim 1, characterized in that: the movable block (10) and the fixed block (11) are of an integrated structure, and the fixed block (11) ) has a trapezoidal cross-section. 5 . The lithium battery batch charging device for photovoltaic energy storage according to claim 1 , wherein the side of the connecting block ( 15 ) is in contact with the side of the fixing block ( 11 ). 6 . And the fixing block (11) is symmetrically arranged with respect to the central axis of the connecting block (15). 6 . The lithium battery batch charging device for photovoltaic energy storage according to claim 1 , wherein the spring ( 17 ) is the same as the second sleeve ( 18 ) and the second connecting rod ( 16 ). 7 . For fixed connection, the second connecting rod (16) and the second sleeve (18) form a telescopic structure.

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