Toy lithium battery with charging protection structure

Abstract

The utility model belongs to the technical field of lithium batteries, and particularly discloses a toy lithium battery with a charging protection structure, which comprises a packaging shell and lower electrode plates, the lower electrode plates are respectively assembled on two sides of the bottom end in the packaging shell, a cover body is arranged above the packaging shell, the upper electrode plates are respectively fixed on two sides of the top end in the cover body, and the charging protection structure is arranged on the packaging shell. And lantern rings are arranged on the two sides of the top of the packaging shell correspondingly, and lithium batteries are fixedly inserted into the lantern rings. According to the toy lithium battery with the charging protection structure, the shell is fixed at the front end of the exterior of the packaging shell, the connecting pieces connected with the rubber shifting pieces are shifted along the sliding grooves in the two sides of the shell, and the connecting pieces are guided to enter and exit from the notches, so that wiring harnesses at other positions are connected into the round holes; the connecting line at the bottom of the circuit board block is communicated with a metal fitting in contact with the internal lithium battery, and the reset rubber plectrum protects the joint in the notch, so that the problem of lack of a protection structure is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of lithium batteries, in particular to a toy lithium battery with a charging protection structure. Background Art

[0002] Lithium batteries are energy storage materials filled with lithium metal or lithium alloy materials. The outer skin is wrapped with non-conductive materials, and positive and negative electrodes are encapsulated on the top and bottom. They can be installed inside electronic devices such as electric toys, mobile phones, radios, etc. Due to the relatively active chemical properties of lithium ions, there are certain requirements for the storage and use environment of lithium batteries.

[0003] Especially when charging, it is easy to generate heat and affect the temperature of the surrounding environment, which in turn affects the charging efficiency. What's worse, it may cause short circuit, overload and then ignite open flame. Therefore, unprotected lithium batteries are prone to accidents during the charging and energy storage process.

[0004] Now, a new type of toy lithium battery with a charging protection structure is proposed to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a toy lithium battery with a charging protection structure to solve the problem of lack of protection structure in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a toy lithium battery with a charging protection structure, comprising a packaging shell and a lower electrode sheet, wherein the lower electrode sheets are respectively installed on both sides of the bottom end of the packaging shell, a cover body is arranged above the packaging shell, and upper electrode sheets are respectively fixed on both sides of the top end of the cover body, and rings are respectively arranged on both sides of the top of the packaging shell, and a lithium battery is inserted and fixed in the rings, an outer shell is fixed at the front end of the outside of the packaging shell, and clamping sleeves are respectively fixed on both sides of the inner shell, and a circuit board block is inserted between the clamping sleeves, connecting wires are respectively installed on both sides of the bottom of the circuit board block, connecting sheets are respectively welded on both sides of the top of the circuit board block, and rubber picks are respectively fixed on both sides of the connecting sheet, slide grooves are respectively arranged on the top of both sides of the outer shell 21, and notches are respectively arranged on both sides of the top of the outer shell.

[0007] Preferably, the side surface of the rubber paddle is embedded in the slide groove, and the rubber paddle can pull the circuit board block up and down along the inner wall of the slide groove.

[0008] Preferably, the connecting piece is embedded in the notch, and the connecting piece can slide vertically along the notch.

[0009] Preferably, an assembly block 1 is fixed to the right side of the outside of the packaging shell, an assembly block 2 is fixed to the lower right corner of the outside of the cover body, a hinge is movably connected between the assembly block 1 and the assembly block 2, grooves are respectively provided on both sides of the upper outside of the cover body, and sockets are respectively provided on both sides of the inside of the grooves, a draw hook is movably connected between the sockets, and a support ring is laterally fixed to the bottom of the draw hook, springs are respectively fixed between the cover body on both sides of the top of the support ring, positioning plates are respectively welded to the left sides of the packaging shell and the cover body, and bolts are longitudinally meshed and connected between the positioning plates.

[0010] Preferably, the lithium battery is attached between the upper electrode sheet and the lower electrode sheet, and the support ring is attached to the top of the lithium battery.

[0011] Preferably, the rod bodies on both sides of the draw hook are respectively embedded in the springs, and the draw hook can slide up and down along the insertion hole.

[0012] Preferably, overlapping blocks are fixed on the upper sides of the inner sides of the packaging shell, and a limiting frame is fixed between the tops of the overlapping blocks. Circular grooves are provided on both sides of the top of the limiting frame, and the lithium battery is embedded on both sides of the inner side of the limiting frame.

[0013] Preferably, box bodies are fixed to both sides of the cover body, and a breathable plug is fixed below the box body, and the box body is filled with silica gel particles.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the toy lithium battery with the charging protection structure not only provides protection for the battery and prevents the battery from shaking, but also maintains the battery dry;

[0015] (1) By fixing the outer shell at the front end of the outer shell, the connecting piece connected to the rubber pick is moved along the slide grooves on both sides of the outer shell to guide the connecting piece in and out of the slot, so as to connect the wiring harness elsewhere in the round hole, and connect the metal fittings contacting the internal lithium battery through the connecting wire at the bottom of the circuit board block. After the end, the rubber pick is reset in the slot to protect the connector, and the sampling resistor and current fuse on the circuit board block are used to maintain smooth charging;

[0016] (2) A support ring is fixed transversely at the bottom of the hook, the cover body at the top of the packaging shell is closed, the lithium batteries are respectively embedded in the overlap blocks, and then the bolts are tightened in the aligned positioning pieces, the top of the lithium battery is fitted together with the upper electrode sheet, the hook is pushed out along the insertion holes on both sides of the groove and the springs wrapped around the rods on both sides of the hook are squeezed, so that the support ring fitted with the lithium battery cooperates with the lower electrode sheet in the packaging shell to limit the position of the lithium battery, thereby preventing the lithium battery from accidentally slipping out when the electronic device is moved;

[0017] (3) The box body is fixed on both sides of the cover body, the cover body is inverted to fill the silica gel particles in the box body, and then it is fixed with a breathable plug. After the upper cover body is closed, it can cooperate with the packaging shell to form a closed space. The silica gel particles can absorb excess moisture to ensure that the storage environment of the lithium battery is dry enough. Together with the limit frame, the batteries can be prevented from overlapping and squeezing each other, preventing the lithium battery from bursting due to external squeezing. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0019] Figure 2 This is a schematic diagram of the front cross-sectional structure of the housing of the utility model;

[0020] Figure 3 This is a schematic diagram of the front cross-sectional structure of the groove of the utility model;

[0021] Figure 4 For the utility model Figure 1 Schematic diagram of the enlarged structure of the local section at point A in the middle.

[0022] In the figure: 1. packaging shell; 2. lower electrode sheet; 3. limiting frame; 4. lithium battery; 5. overlapping block; 6. circular groove; 7. assembly block one; 8. assembly block two; 9. hinge; 10. cover body; 11. groove; 12. hook; 13. upper electrode sheet; 14. jack; 15. box body; 16. bolt; 17. positioning sheet; 18. collar; 19. connecting sheet; 20. notch; 21. shell; 22. slide; 23. circuit board block; 24. ferrule; 25. connecting wire; 26. rubber pick; 27. support ring; 28. spring; 29. ​​silicone particles; 30. breathable plug. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0024] Example 1: Please refer to Figure 1-4A toy lithium battery with a charging protection structure comprises a packaging shell 1 and a lower electrode sheet 2, wherein the lower electrode sheets 2 are respectively mounted on both sides of the bottom end of the packaging shell 1, a cover body 10 is arranged above the packaging shell 1, and upper electrode sheets 13 are respectively fixed on both sides of the top end of the cover body 10, and sleeves 18 are respectively arranged on both sides of the top of the packaging shell 1, and a lithium battery 4 is plugged and fixed in the sleeves 18, a shell 21 is fixed to the front end of the outside of the packaging shell 1, and sleeves 24 are respectively fixed on both sides of the inside of the shell 21, and a circuit board block 23 is plugged between the sleeves 24, connecting wires 25 are respectively mounted on both sides of the bottom of the circuit board block 23, connecting sheets 19 are respectively welded on both sides of the top of the circuit board block 23, and rubber paddles 26 are respectively fixed on both sides of the connecting sheet 19, slide grooves 22 are respectively arranged above both sides of the shell 21, and notches 20 are respectively arranged on both sides of the top of the shell 21;

[0025] The side of the rubber paddle 26 is embedded in the slide groove 22, and the rubber paddle 26 can pull the circuit board block 23 up and down along the inner wall of the slide groove 22. The connecting piece 19 is embedded in the notch 20, and the connecting piece 19 can slide vertically along the notch 20;

[0026] Specifically, Figure 1 and Figure 2 As shown, the connecting piece 19 connected to the rubber paddle 26 is moved along the slide grooves 22 on both sides of the shell 21 to guide the connecting piece 19 in and out of the slot 20, so as to connect the wiring harness elsewhere in the round hole, and connect with the metal accessories in contact with the internal lithium battery 4 through the connecting wire 25 at the bottom of the circuit board block 23. After completion, the rubber paddle 26 is reset in the slot 20 to protect the connector.

[0027] Embodiment 2: An assembly block 1 7 is fixed to the right side of the outside of the packaging shell 1, an assembly block 2 8 is fixed to the lower right corner of the outside of the cover body 10, a hinge 9 is movably connected between the assembly block 1 7 and the assembly block 2 8, grooves 11 are respectively provided on both sides of the upper side of the outside of the cover body 10, and plug holes 14 are respectively provided on both sides of the inside of the groove 11, a draw hook 12 is movably connected between the plug holes 14, and a support ring 27 is transversely fixed to the bottom of the draw hook 12, and springs 28 are respectively fixed between the two sides of the top of the support ring 27 and the cover body 10, and positioning pieces 17 are respectively welded to the left sides of the packaging shell 1 and the cover body 10, and bolts 16 are longitudinally meshed and connected between the positioning pieces 17;

[0028] The lithium battery 4 is attached between the upper electrode sheet 13 and the lower electrode sheet 2, the support ring 27 is attached to the top of the lithium battery 4, the rods on both sides of the hook 12 are respectively embedded in the spring 28, and the hook 12 can slide up and down along the socket 14;

[0029] Specifically, Figure 1 and Figure 3As shown, the cover 10 on the top of the closed packaging shell 1, the lithium batteries 4 are respectively embedded in the overlapping blocks 5, and then the bolts 16 are tightened in the aligned positioning plates 17 to reinforce them. The top of the lithium battery 4 is fitted together with the upper electrode sheet 13, and the hook 12 is pushed out along the sockets 14 on both sides of the groove 11 and the spring 28 wrapped around the rod on both sides of the hook 12 is squeezed to fit the support ring 27 of the lithium battery 4 to cooperate with the lower electrode sheet 2 in the packaging shell 1 to limit the position of the lithium battery 4.

[0030] Embodiment 3: Overlap blocks 5 are fixed on the upper sides of the inside of the packaging shell 1, and a limiting frame 3 is fixed between the tops of the overlapping blocks 5. Circular grooves 6 are provided on both sides of the top of the limiting frame 3. The lithium battery 4 is embedded in both sides of the inside of the limiting frame 3. The box body 15 is fixed on both sides of the inside of the cover body 10, and a breathable plug 30 is fixed below the box body 15. The box body 15 is filled with silica gel particles 29.

[0031] Specifically, Figure 1 and Figure 4 As shown, the cover body 10 is inverted to fill the silica gel particles 29 in the box body 15, and then fixed with a breathable plug 30. After closing the upper cover body 10, it can cooperate with the packaging shell 1 to form a closed space. The silica gel particles 29 can absorb excess moisture to ensure that the storage environment of the lithium battery 4 is dry enough, and cooperate with the limit frame 3 to avoid overlapping and squeezing between batteries.

[0032] Working principle: When the utility model is used, the cover 10 is first inverted to fill the box body 15 with silica gel particles 29, and then the air-permeable plug block 30 is clamped and fixed. After the upper cover 10 is closed, it can cooperate with the packaging shell 1 to form a closed space, and the silica gel particles 29 can absorb excess moisture to ensure that the storage environment of the lithium battery 4 is dry enough. Then, the cover 10 on the top of the packaging shell 1 is closed, and the lithium battery 4 is respectively embedded in the overlap block 5, and then the bolt 16 is tightened in the aligned positioning piece 17 to reinforce it. The top of the lithium battery 4 is attached to the upper electrode sheet 13, and the two sides of the groove 11 are connected. The plug hole 14 on the side pushes out the hook 12 and squeezes the spring 28 wrapped around the rod on both sides of the hook 12, so as to fit the support ring 27 of the lithium battery 4 and cooperate with the lower electrode sheet 2 in the packaging shell 1 to limit the position of the lithium battery 4. Finally, the connecting piece 19 connected to the rubber paddle 26 is moved along the slide grooves 22 on both sides of the shell 21 to guide the connecting piece 19 in and out of the slot 20, so as to connect the wiring harness elsewhere in the round hole, and connect it to the metal accessories in contact with the internal lithium battery 4 through the connecting wire 25 at the bottom of the circuit board block 23. After the end, the rubber paddle 26 is reset in the slot 20 to protect the joint.

[0033] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A toy lithium battery with a charging protection structure, comprising a packaging shell (1) and a lower electrode sheet (2), characterized in that: Lower electrode sheets (2) are respectively mounted on both sides of the bottom end of the packaging shell (1), a cover body (10) is arranged above the packaging shell (1), upper electrode sheets (13) are respectively fixed on both sides of the top end of the cover body (10), sleeve rings (18) are respectively arranged on both sides of the top of the packaging shell (1), and a lithium battery (4) is inserted and fixed in the sleeve ring (18), an outer shell (21) is fixed on the front end of the outer shell (1), and the inner sides of the outer shell (21) are respectively A clamping sleeve (24) is fixed, and a circuit board block (23) is inserted between the clamping sleeves (24), and connecting wires (25) are respectively installed on both sides of the bottom of the circuit board block (23), and connecting pieces (19) are respectively welded on both sides of the top of the circuit board block (23), and rubber paddles (26) are respectively fixed on both sides of the connecting piece (19), and sliding grooves (22) are respectively arranged above the two sides of the shell (21), and notches (20) are respectively arranged on both sides of the top of the shell (21).

2. A toy lithium battery with a charging protection structure according to claim 1, characterized in that: The side surface of the rubber paddle (26) is embedded in the slide groove (22), and the rubber paddle (26) can pull the circuit board block (23) up and down along the inner wall of the slide groove (22).

3. A toy lithium battery with a charging protection structure according to claim 1, characterized in that: The connecting piece (19) is embedded in the slot (20), and the connecting piece (19) can slide vertically along the slot (20).

4. A toy lithium battery with a charging protection structure according to claim 1, characterized in that: An assembly block 1 (7) is fixed on the right side of the outside of the packaging shell (1), and an assembly block 2 (8) is fixed on the lower right corner of the outside of the cover body (10); a hinge (9) is movably connected between the assembly block 1 (7) and the assembly block 2 (8); grooves (11) are respectively provided on both sides of the upper outside of the cover body (10), and plug holes (14) are respectively provided on both sides of the inside of the groove (11); a draw hook (12) is movably connected between the plug holes (14), and a support ring (27) is transversely fixed to the bottom of the draw hook (12); springs (28) are respectively fixed on both sides of the top of the support ring (27) and between the cover body (10); positioning plates (17) are respectively welded on the left sides of the packaging shell (1) and the cover body (10), and bolts (16) are longitudinally meshed and connected between the positioning plates (17).

5. A toy lithium battery with a charging protection structure according to claim 4, characterized in that: The lithium battery (4) is attached between the upper electrode sheet (13) and the lower electrode sheet (2), and the support ring (27) is attached to the top of the lithium battery (4).

6. A toy lithium battery with a charging protection structure according to claim 4, characterized in that: The rod bodies on both sides of the draw hook (12) are respectively embedded in the springs (28), and the draw hook (12) can slide up and down along the insertion hole (14).

7. A toy lithium battery with a charging protection structure according to claim 1, characterized in that: Overlap blocks (5) are fixed on the upper sides of the inside of the packaging shell (1), and a limit frame (3) is fixed between the tops of the overlap blocks (5). Circular grooves (6) are provided on both sides of the top of the limit frame (3), and the lithium battery (4) is embedded on both sides of the inside of the limit frame (3).

8. A toy lithium battery with a charging protection structure according to claim 1, characterized in that: A box body (15) is fixed to both sides of the inside of the cover body (10), and a breathable plug (30) is fixed below the box body (15). The box body (15) is filled with silica gel particles (29).

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