CN214045143U

CN214045143U - Lithium battery charging protection structure with two output types

Info

Publication number: CN214045143U
Application number: CN202023252074.4U
Authority: CN
Inventors: 徐东明
Original assignee: Shenzhen Weixingming Energy Technology Co ltd
Current assignee: Shenzhen Weixingming Energy Technology Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-08-24
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses a belong to lithium battery technical field, specifically be for having two kinds of output type's lithium battery charging protection architecture, its technical scheme is: including the protection box, the inside upper end of protection box is through latch device joint power module, the power module bottom is equipped with the fire prevention division board, the fire prevention division board bottom is equipped with the module of charging, the lower extreme passes through bolt fixed mounting radiator fan on the inside left side of protection box, protection box top is equipped with output module, power module electric connection the module of charging, the module electric connection that charges output module, the beneficial effects of the utility model are that: the effect of preventing the lithium battery from being damaged by heat generated during charging is achieved, the effect of preventing the charging equipment from being damaged by load is achieved, and the effect of outputting diversity of the lithium battery is achieved.

Description

Lithium battery charging protection structure with two output types

Technical Field

The utility model relates to a lithium cell field, concretely relates to lithium battery charging protection architecture with two kinds of output type.

Background

Lithium batteries, which are batteries using a nonaqueous electrolyte solution and using lithium metal or lithium alloy as a positive/negative electrode material; lithium metal batteries were first proposed and studied by Gilbert n.lewis in 1912; in the 70 s of the 20 th century, m.s.whittingham proposed and began to study lithium ion batteries; because the chemical characteristics of the lithium metal are very active, the lithium metal has very high requirements on the environment in processing, storage and use; with the development of scientific technology, lithium batteries have become the mainstream.

Lithium batteries can be broadly classified into two types: lithium metal batteries and lithium ion batteries; lithium ion batteries do not contain lithium in the metallic state and are rechargeable; the fifth generation lithium metal battery of rechargeable batteries was born in 1996, and the safety, specific capacity, self-discharge rate and cost performance ratio of the rechargeable batteries are all superior to those of lithium ion batteries; due to its own high technical requirement limits, only a few countries of companies are producing such lithium metal batteries.

The prior art has the following defects: when the existing lithium battery is used for charging equipment, a large amount of heat is easily generated, and the equipment cannot be completely powered off after charging is completed, so that the equipment still keeps a current transmission state, and the load damage of the equipment is easily caused.

Therefore, it is necessary to invent a lithium battery charging protection structure having two output types.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a lithium battery charging protection architecture with two kinds of output types, through to solve and produce a large amount of heats easily, and cause the problem of the load damage of equipment easily.

In order to achieve the above object, the present invention provides the following technical solutions: the lithium battery charging protection structure with two output types comprises a protection box, wherein the upper end inside the protection box is clamped with a power supply module through a clamping device, the bottom end of the power supply module is provided with a fireproof isolation plate, the bottom end of the fireproof isolation plate is provided with a charging module, the upper end and the lower end of the left side inside the protection box are fixedly provided with a cooling fan through bolts, and the top end of the protection box is provided with an output module;

the power supply module is electrically connected with the charging module, and the charging module is electrically connected with the output module;

the charging module comprises a charging main board, the charging main board is electrically connected with a triode, the triode is electrically connected with a resistor, the resistor is electrically connected with the charging main board, the triode is electrically connected with a relay, the relay is electrically connected with a touch switch, and the relay is electrically connected with the charging main board;

the clamping device is arranged on the periphery of the upper end of the inner wall of the protection box and comprises a clamping block, the clamping block is arranged on the periphery of the upper end of the inner wall of the protection box, and the clamping block is clamped inside the power supply module.

Preferably, the upper end of the protection box is fixedly provided with the protection cover through a bolt.

Preferably, the output module is fixedly installed inside the protective cover through bolts.

Preferably, the power module comprises a lithium battery, and the lithium battery is clamped at the upper end inside the protection box through the clamping device.

Preferably, the clamping device further comprises an arc-shaped block, the arc-shaped block is arranged around the upper end of the inner wall of the protection box, and the arc-shaped block is clamped inside the power module.

Preferably, the output module comprises a USB output port and a socket output port, the USB output port is fixedly mounted at the left end of the protection box through a bolt, and the socket output port is fixedly mounted at the right end of the protection box through a bolt.

Compared with the prior art, this lithium battery charging protection architecture with two kinds of output type's advantage:

the utility model has the advantages that the protective cover is fixedly arranged at the upper end of the protective box through the bolt, so that the sealing effect is achieved, the effect of preventing the power module from falling off is achieved, and the effect of protecting the power module from being damaged is achieved;

the fireproof isolation plate is arranged at the bottom end of the lithium battery, so that the lithium battery and the charging module are isolated by the fireproof isolation plate, and the effect of generating a large amount of heat by contact is prevented;

the bottom end of the protection box is clamped with the charging module and then is electrically connected with the power supply module through the charging module, so that a connecting effect is achieved, the effect of fully charging and powering off the charging equipment by the charging module is achieved, and the effect of preventing the load of the charging equipment from being damaged is achieved;

the upper end and the lower end of the left side in the protection box are fixedly provided with the cooling fan through the bolts, and the cooling fan circularly cools the interior of the protection box, so that the cooling effect is achieved, and the effect of preventing the lithium battery from being damaged by heat generated during charging is achieved;

the USB output port and the socket output port are fixedly installed at two ends inside the protective cover through bolts, and then the lithium battery is electrically connected with the USB output port and the socket output port, so that the lithium battery has the effects of two output types and the effect of output diversity of the lithium battery is achieved;

the charging main board is electrically connected with the triode, the triode is electrically connected with the resistor, and the triode is electrically connected with the relay, so that the charging main board detects and calculates current, the current is amplified through the triode, and then the current is stabilized through the resistor, and the effect of detecting and controlling the current of the circuit is achieved;

through relay electric connection touch switch, relay electric connection mainboard that charges, make the relay control the electric current, after equipment charging finishes, the mainboard that charges sends command signal to the relay, through relay control touch switch open circuit, play the effect of cutout, reach and protect equipment, prevent that the aftercurrent of lithium cell still carries out the effect of exporting to equipment, and reach and continue to charge when the equipment that is full of the electricity, when pressing touch switch, the relay will last open circuit, guarantee that the circuit is in the effect of off-state.

Drawings

Fig. 1 is a schematic view of the overall structure of embodiment 1 provided by the present invention;

fig. 2 is an electrical connection diagram of the charging module according to embodiment 1 of the present invention;

fig. 3 is a circuit diagram of a charging module according to embodiment 1 of the present invention;

fig. 4 is a schematic structural view of a latch device according to embodiment 2 of the present invention.

In the figure: the protection device comprises a protection box 1, a protection cover 11, a power supply module 2, a lithium battery 21, a fireproof isolation plate 3, a charging module 4, a charging main board 41, a triode 42, a resistor 43, a relay 44, a touch switch 45, a clamping device 5, a clamping block 51, an arc block 52, a cooling fan 6, an output module 7, a USB output port 71 and a socket output port 72.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Embodiment 1, referring to fig. 1 to 3, the present invention provides a lithium battery charging protection structure with two output types, which includes a protection box 1, a power module 2, a fireproof isolation board 3, a charging module 4, a latch device 5, a cooling fan 6, and an output module 7;

furthermore, the power module 2 is clamped in the protection box 1 through the clamping device 5, the protection box 1 comprises a protection cover 11, specifically, the protection cover 11 is fixedly installed at the upper end of the protection box 1 through a bolt, the protection box 1 is fixedly installed at the upper end of the protection box 1 through a bolt, a sealing effect is achieved, an effect of preventing the power module 2 from falling off is achieved, the effect of protecting the power module 2 from being damaged is achieved, the output module 7 is fixedly installed through a bolt in the protection cover 11, a fixing effect is achieved, the effect of preventing the output module 7 from falling off is achieved, the power module 2 is clamped in the protection box 1 through the clamping device 5, the power module 2 is arranged as the lithium battery 21, a fixing effect is achieved, the effect of preventing the lithium battery 21 from falling off is achieved, and the fireproof isolation plate 3 is arranged at the bottom end of the lithium battery 21, the fireproof isolation board 3 isolates the lithium battery 21 from the charging module 4 to prevent the lithium battery 21 from contacting to generate a large amount of heat, the charging module 4 is clamped at the bottom end of the protection box 1 and is electrically connected with the power supply module 2 through the charging module 4 to play a role in connection, so that the charging module 4 can realize the effect of full charge and power off of the charging equipment and the effect of preventing the load of the charging equipment from being damaged are achieved, the heat radiation fan 6 is fixedly installed at the upper and lower ends of the left side in the protection box 1 through bolts, the heat radiation fan 6 circularly radiates the inside of the protection box 1 to play a role in heat radiation, so that the effect of preventing the lithium battery 21 from being damaged by the heat generated during charging is achieved, the USB output port 71 and the socket output port 72 are fixedly installed at two ends in the protection cover 11 through bolts, and the USB output port 71 and the socket output port 72 are electrically connected through the lithium battery 21, the effect of enabling the lithium battery 21 to have two output types is achieved, and the effect of output diversity of the lithium battery 21 is achieved;

further, the charging module 4 is electrically connected to the power supply module 2, the charging module 4 includes a charging main board 41, a transistor 42, a resistor 43, a relay 44 and a trigger switch 45, specifically, the charging main board 41 is electrically connected to the transistor 42, the transistor 42 is electrically connected to the resistor 43, the resistor 43 is electrically connected to the charging main board 41, the transistor 42 is electrically connected to the relay 44, the relay 44 is electrically connected to the trigger switch 45, the relay 44 is electrically connected to the charging main board 41, the type of the transistor 42 is set to S8550, and the transistor 42 is a semiconductor device for controlling current; the function is to amplify the weak signal into the electrical signal with larger amplitude value, and also used as the non-contact switch, the resistor 43 is a current-limiting element, after connecting the resistor in the circuit, the resistance value of the resistor is fixed and generally has two pins, it can limit the current passing through the branch circuit connected with it, the relay 44 is an electric control device, when the change of the input quantity reaches the specified requirement, the controlled quantity is the electric appliance which makes the controlled quantity generate the scheduled step change in the electric output circuit, the touch switch 45 is a switch which controls the closing through the relay 44 and the charging mainboard 41, the triode 42 is electrically connected through the charging mainboard 41, the triode 42 is electrically connected with the resistor 43, the triode 42 is electrically connected with the relay 44, the charging mainboard 41 detects and calculates the current, amplifies the current through the triode 42, and then stabilizes the current through the resistor 43, and plays the effect of detecting the control circuit current, the relay 44 is electrically connected with the touch switch 45, the relay 44 is electrically connected with the charging main board 41, so that the relay 44 controls the current, after the equipment is charged, the charging main board 41 sends a command signal to the relay 44, the touch switch 45 is controlled by the relay 44 to break the circuit, the circuit breaking effect is achieved, the equipment is protected, the effect of preventing residual current of the lithium battery 21 from still outputting the equipment is achieved, and the effect that when the fully charged equipment is continuously charged and the touch switch 45 is pressed, the relay 44 continuously breaks the circuit is achieved, and the circuit is ensured to be in a disconnected state is achieved;

further, latch device 5 sets up around the inner wall upper end of protection box 1, and latch device 5 includes joint piece 51, and is concrete, and joint piece 51 sets up around the inner wall upper end of protection box 1, and the inside joint power module 2 of joint piece 51 sets up around the inner wall upper end of protection box 1 through joint piece 51, and the inside joint power module 2 of rethread joint piece 51 plays the fixed action, reaches and prevents that lithium cell 21 from dropping the effect in the module 4 upper end that charges.

The utility model discloses a use as follows: the technical personnel in the field can achieve the effect of sealing by fixedly installing the protective cover 11 at the upper end of the protective box 1 through a bolt so as to prevent the power module 2 from falling off and achieve the effect of protecting the power module 2 from being damaged, can achieve the effect of fixing by fixedly installing the output module 7 through a bolt inside the protective cover 11 so as to prevent the output module 7 from falling off, can clamp the power module 2 through the clamping device 5 inside the protective box 1, can arrange the power module 2 into the lithium battery 21 so as to achieve the effect of fixing and preventing the lithium battery 21 from falling off, can isolate the lithium battery 21 from the charging module 4 through the fireproof isolation plate 3 arranged at the bottom end of the lithium battery 21 so as to prevent the lithium battery 21 from contacting to generate a large amount of heat, can clamp the charging module 4 through the bottom end of the protective box 1, and is electrically connected with the power module 2 through the charging module 4, the connection function is achieved, the effect of fully charging and powering off the charging device by the charging module 4 is achieved, and the effect of preventing the load of the charging device from being damaged is achieved, the heat radiation fan 6 is fixedly installed at the upper and lower ends of the left side inside the protection box 1 through the bolt, the heat radiation fan 6 circularly radiates the heat inside the protection box 1, the effect of preventing the lithium battery 21 from being damaged by the heat generated during charging is achieved, the USB output port 71 and the socket output port 72 are fixedly installed at the two ends of the inside of the protection cover 11 through the bolt, the USB output port 71 and the socket output port 72 are electrically connected through the lithium battery 21, the effect of enabling the lithium battery 21 to have two output types is achieved, the effect of outputting multiple elements of the lithium battery 21 is achieved, the triode 42 is electrically connected through the charging mainboard 41, the triode 42 is electrically connected with the resistor 43, and the triode 42 is electrically connected with the relay 44, the charging mainboard 41 is used for detecting and calculating the current, the current is amplified through the triode 42 and then is stabilized through the resistor 43, the effect of detecting and controlling the circuit current is achieved, the relay 44 is electrically connected with the touch switch 45, the relay 44 is electrically connected with the charging mainboard 41, the relay 44 is used for controlling the current, after the equipment is charged, the charging mainboard 41 sends a command signal to the relay 44, the relay 44 controls the touch switch 45 to break the circuit, the circuit breaking effect is achieved, the equipment is protected, the effect of preventing the residual current of the lithium battery 21 from still outputting the equipment is achieved, when the fully charged equipment is continuously charged, when the touch switch 45 is pressed, the relay 44 continuously breaks the circuit, the effect of ensuring the circuit to be in the breaking state is achieved, the clamping block 51 is arranged around the upper end of the inner wall of the protection box 1, and then the power module 2 is clamped in the clamping block 51 to play a role in fixing, so that the effect of preventing the lithium battery 21 from dropping on the upper end of the charging module 4 is achieved.

Embodiment 2, referring to fig. 4, the lithium battery charging protection structure with two output types provided by the present invention includes a latch device 5;

furthermore, the clamping device 5 is arranged around the upper end of the inner wall of the protection box 1, the clamping device 5 comprises an arc-shaped block 52, specifically, the arc-shaped block 52 is arranged around the upper end of the inner wall of the protection box 1, the power module 2 is clamped inside the arc-shaped block 52, the arc-shaped block 52 is arranged around the upper end of the inner wall of the protection box 1, and the power module 2 is clamped inside the arc-shaped block 52, so that a fixing effect is achieved, and the effect of preventing the lithium battery 21 from falling on the upper end of the charging module 4 is achieved;

the utility model discloses a use as follows: the technical personnel in the field can achieve the effect of sealing by fixedly installing the protective cover 11 at the upper end of the protective box 1 through a bolt so as to prevent the power module 2 from falling off and achieve the effect of protecting the power module 2 from being damaged, can achieve the effect of fixing by fixedly installing the output module 7 through a bolt inside the protective cover 11 so as to prevent the output module 7 from falling off, can clamp the power module 2 through the clamping device 5 inside the protective box 1, can arrange the power module 2 into the lithium battery 21 so as to achieve the effect of fixing and preventing the lithium battery 21 from falling off, can isolate the lithium battery 21 from the charging module 4 through the fireproof isolation plate 3 arranged at the bottom end of the lithium battery 21 so as to prevent the lithium battery 21 from contacting to generate a large amount of heat, can clamp the charging module 4 through the bottom end of the protective box 1, and is electrically connected with the power module 2 through the charging module 4, the connection function is achieved, the effect of fully charging and powering off the charging device by the charging module 4 is achieved, and the effect of preventing the load of the charging device from being damaged is achieved, the heat radiation fan 6 is fixedly installed at the upper and lower ends of the left side inside the protection box 1 through the bolt, the heat radiation fan 6 circularly radiates the heat inside the protection box 1, the effect of preventing the lithium battery 21 from being damaged by the heat generated during charging is achieved, the USB output port 71 and the socket output port 72 are fixedly installed at the two ends of the inside of the protection cover 11 through the bolt, the USB output port 71 and the socket output port 72 are electrically connected through the lithium battery 21, the effect of enabling the lithium battery 21 to have two output types is achieved, the effect of outputting multiple elements of the lithium battery 21 is achieved, the triode 42 is electrically connected through the charging mainboard 41, the triode 42 is electrically connected with the resistor 43, and the triode 42 is electrically connected with the relay 44, the charging mainboard 41 detects and calculates the current, the current is amplified through the triode 42, the current is stabilized through the resistor 43, the effect of detecting and controlling the circuit current is achieved, the relay 44 is electrically connected with the touch switch 45, the relay 44 is electrically connected with the charging mainboard 41, the relay 44 controls the current, after the equipment is charged, the charging mainboard 41 sends a command signal to the relay 44, the touch switch 45 is controlled through the relay 44 to break the circuit, the circuit is cut off, the equipment is protected, the effect of preventing the residual current of the lithium battery 21 from still outputting the equipment is achieved, when the fully charged equipment is continuously charged, the touch switch 45 is pressed, the relay 44 continuously breaks the circuit, the effect of ensuring the circuit to be in the disconnected state is achieved, the arc block 52 is arranged around the upper end of the inner wall of the protection box 1, and then the power module 2 is clamped in the arc-shaped block 52, so that the fixing effect is achieved, and the effect of preventing the lithium battery 21 from dropping on the upper end of the charging module 4 is achieved.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.

Claims

1. Lithium battery charging protection architecture with two kinds of output types, including protection box (1), its characterized in that: the protection box is characterized in that the upper end inside the protection box (1) is clamped with a power supply module (2) through a clamping device (5), a fireproof isolation plate (3) is arranged at the bottom end of the power supply module (2), a charging module (4) is arranged at the bottom end of the fireproof isolation plate (3), a cooling fan (6) is fixedly installed at the upper end and the lower end of the left side inside the protection box (1) through bolts, and an output module (7) is arranged at the top end of the protection box (1);

the power supply module (2) is electrically connected with the charging module (4), and the charging module (4) is electrically connected with the output module (7);

the charging module (4) comprises a charging main board (41), the charging main board (41) is electrically connected with a triode (42), the triode (42) is electrically connected with a resistor (43), the resistor (43) is electrically connected with the charging main board (41), the triode (42) is electrically connected with a relay (44), the relay (44) is electrically connected with a touch switch (45), and the relay (44) is electrically connected with the charging main board (41);

clamping device (5) set up the inner wall upper end of protection box (1) is all around, clamping device (5) are including joint piece (51), joint piece (51) set up the inner wall upper end of protection box (1) is all around, joint piece (51) inside joint power module (2).

2. A lithium battery charging protection architecture with two output types according to claim 1, characterized in that: the upper end of the protection box (1) is fixedly provided with a protection cover (11) through a bolt.

3. A lithium battery charging protection architecture with two output types according to claim 2, characterized in that: the output module (7) is fixedly installed in the protective cover (11) through bolts.

4. A lithium battery charging protection architecture with two output types according to claim 1, characterized in that: the power module (2) comprises a lithium battery (21), and the lithium battery (21) is connected with the upper end of the protection box (1) in a clamping manner through a clamping device (5).

5. A lithium battery charging protection architecture with two output types according to claim 1, characterized in that: clamping device (5) still include arc piece (52), arc piece (52) set up around the inner wall upper end of protection box (1), the inside joint of arc piece (52) power module (2).

6. A lithium battery charging protection architecture with two output types according to claim 1, characterized in that: the output module (7) comprises a USB output port (71) and a socket output port (72), the USB output port (71) is fixedly installed at the left end of the inside of the protection box (1) through a bolt, and the socket output port (72) is fixedly installed at the right end of the inside of the protection box (1) through a bolt.