CN213959790U - Multifunctional lithium ion battery charger - Google Patents

Abstract

The utility model relates to a charger technical field discloses a multi-functional lithium ion battery charger, which comprises a housin, the upper cover, the battery connecting wire, supply socket, switch button, charge status indicator lamp and radiator fan, the upper end of casing is located to upper cover detachable lid, the battery connecting wire sets up on the rear end wall of casing, supply socket, switch button and charge status indicator lamp set up respectively on the front end wall of casing, the front end wall of casing is equipped with a plurality of air outlets, radiator fan is located the inboard of air outlet, the rear end wall of casing is equipped with a plurality of air intakes, be equipped with high accuracy intelligent battery charge management chip in the casing and with power module and the charging circuit module that high accuracy intelligent battery charge management chip electricity is connected. The technical scheme of the utility model strengthened lithium battery charger's functionality, heat dispersion is high, and has advantages such as charging efficiency is high, easy operation, light in weight, small and convenient to carry, and the practicality is strong.

Description

Multifunctional lithium ion battery charger

Technical Field

The utility model relates to a charger technical field, in particular to multi-functional lithium ion battery charger.

Background

The lithium battery charger is a charger specially used for charging the lithium ion battery, and the lithium ion battery has higher requirement on the charger and needs a protection circuit, so the lithium battery charger generally needs higher control precision and can carry out constant-current and constant-voltage charging on the lithium ion battery.

However, most of the existing lithium ion battery chargers have single function, and the heat dissipation performance is not ideal enough, so that the performance stability and the service life of the charger are easily affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a multi-functional lithium ion battery charger, aim at solving current lithium ion battery charger function comparatively single, and heat dispersion ideal inadequately, influence the stability of performance and the technical problem of life of charger easily.

In order to achieve the above object, the utility model provides a multifunctional lithium ion battery charger, which comprises a shell, an upper cover, a battery connecting wire, a power socket, a power switch button, a charging state indicator light and a cooling fan, wherein the shell is in a ship-shaped structure, the upper cover is arranged at the upper end of the shell through a screw detachable cover, the battery connecting wire is arranged on the rear end wall of the shell, the power socket, the power switch button and the charging state indicator light are respectively arranged on the front end wall of the shell, the front end wall of the shell is provided with a plurality of air outlets, the cooling fan is arranged at the inner side of the air outlets, the rear end wall of the shell is provided with a plurality of air inlets, a high-precision intelligent battery charging management chip, and a power module and a charging circuit module which are electrically connected with the high-precision intelligent battery charging management chip are arranged in the shell, and the battery connecting wire, the power socket, the power switch button, the charging state indicator lamp and the cooling fan are respectively and electrically connected with the high-precision intelligent battery charging management chip.

Further, the high-precision intelligent battery charging management chip adopts a CS0301 chip.

Further, still include fuse and fuse seat, fuse seat detachable revolve in on the front end wall of casing, the fuse inlays to be located the inboard setting of fuse seat, just the fuse with battery connecting wire series connection electricity is connected.

Further, the peripheral wall of casing and upper cover all is equipped with a plurality of heat dissipation sand grips.

Furthermore, the shell and the upper cover are both made of aluminum alloy materials.

Furthermore, the rear end wall of the shell is provided with a wire inlet hole, and the battery connecting wire is arranged in the wire inlet hole in a penetrating mode.

Adopt the technical scheme of the utility model, following beneficial effect has: the technical proposal of the utility model is that the device is in a boat-shaped structure through the shell, the upper cover is arranged at the upper end of the shell through a screw-detachable cover, the battery connecting wire is arranged on the rear end wall of the shell, the power socket, the power switch button and the charging state indicator light are respectively arranged on the front end wall of the shell, the front end wall of the shell is provided with a plurality of air outlets, the cooling fan is arranged at the inner side of the air outlets, the rear end wall of the shell is provided with a plurality of air inlets, the shell is internally provided with a high-precision intelligent battery charging management chip, a power module and a charging circuit module which are electrically connected with the high-precision intelligent battery charging management chip, and the battery connecting wire, the power socket, the power switch button, the charging state indicator light and the cooling fan are respectively electrically connected with the high-precision intelligent battery charging management chip through the built-in high-precision intelligent battery charging management chip, thereby make the charger have trickle, the constant current, three kinds of charge modes of constant voltage, built-in high accuracy sampling circuit, voltage judges the precision high, charge saturation is high, multiple fault protection function has, reverse leakage current is little, with the cooperation of different external circuit, can satisfy lithium ion battery's the requirement of charging completely, lithium battery charger's functionality has been strengthened, and heat dispersion is high, effectively avoid using the too fast problem of temperature rise in the casing for a long time, and have advantages such as charging efficiency is high, the operation is simple, light in weight, small and convenient to carry, therefore, the clothes hanger is strong in practicability.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic diagram of an overall structure of a multifunctional lithium ion battery charger according to an embodiment of the present invention;

fig. 2 is a schematic view of another perspective overall structure of a multifunctional lithium ion battery charger according to an embodiment of the present invention;

fig. 3 is a schematic diagram of an overall structure of a multifunctional lithium ion battery charger according to an embodiment of the present invention from another view angle;

fig. 4 is an exploded schematic view of a multifunctional lithium ion battery charger according to an embodiment of the present invention.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a multi-functional lithium ion battery charger.

As shown in fig. 1 to 4, in an embodiment of the present invention, the multifunctional lithium ion battery charger includes a housing 101, an upper cover 102, a battery connection line (not shown), a power socket 103, a power switch button 104, a charging status indicator 105 and a heat dissipation fan 106, wherein the housing 101 is arranged in a boat-shaped structure, the upper cover 102 is disposed on the upper end of the housing 101 through a screw-detachable cover, the battery connection line is disposed on the rear end wall of the housing 101, the power socket 103, the power switch button 104 and the charging status indicator 105 are equally disposed on the front end wall of the housing 101, the front end wall of the housing 101 is provided with a plurality of air outlets 1011, the heat dissipation fan 106 is disposed on the inner side of the air outlets 1011, the rear end wall of the housing 101 is provided with a plurality of air inlets, a high-precision intelligent battery charging management chip (not shown) is disposed in the housing 101, and a high-precision intelligent battery charging management core is disposed in the housing 101 The power module 107 and the charging circuit module (not shown) are electrically connected, and the battery connection line, the power socket 103, the power switch button 104, the charging status indicator lamp 105 and the cooling fan 106 are electrically connected to the high-precision intelligent battery charging management chip respectively.

Specifically, the high-precision intelligent battery charging management chip adopts a CS0301 chip, and the CS0301 chip has the characteristics of complete functions, low price, high integration level, simple external circuit and convenience in adjustment.

Specifically, the CS0301 chip is charged in a PWM pulse width modulation mode, has three charging modes of trickle, constant current and constant voltage, is internally provided with a high-precision sampling circuit, has high voltage judgment precision and high charging saturation, has multiple fault protection functions, has small reverse leakage current, can completely meet the charging requirement of a lithium ion or lithium polymer battery by matching with different external circuits, and determines the charging state by detecting the voltage state of the battery. When the voltage of the battery is lower than the pre-charging voltage, the chip automatically carries out pre-charging; when the battery voltage is higher than the pre-charging voltage and lower than the constant-voltage charging current, the chip starts to perform constant-current charging on the battery, and the charging current is externally adjustable; when the voltage of the battery rises above the constant voltage charging voltage, the chip automatically enters constant voltage charging; and when the charging current is less than the full charging current, finishing the charging. When the charging port of the battery is short-circuited, the chip reduces the charging current and performs short-circuit protection; in the charging process, the chip controls the charging temperature through a thermistor in the battery, and when the temperature of the battery is higher than the set temperature, the charging is stopped; when the voltage is restored to within the temperature, the charging is continued.

Specifically, still include fuse (not shown) and fuse seat 108, fuse seat 108 detachable revolve in on the front end wall of casing 101, the fuse inlays to be located the inboard setting of fuse seat 108, just the fuse with battery connecting wire series connection electricity is connected, and removable fuse seat check fuse whether burn out, change can, correctly place the fuse in the circuit, and the fuse will be when the current anomaly risees certain height and heat, and self fusing cuts off the electric current, has protected the circuit safe operation, and the fuse is used for protecting the measure of circuit prevention interelectrode short circuit.

Specifically, the outer peripheral walls of the housing 101 and the upper cover 102 are each provided with a plurality of heat dissipation ribs 109.

Specifically, the housing 101 and the upper cover 102 are both made of an aluminum alloy material.

Specifically, the rear end wall of the housing 101 is provided with a wire inlet hole 1013, and the battery connecting wire is disposed through the wire inlet hole 1013.

Specifically, the utility model is arranged in a boat-shaped structure through the shell, the upper cover is arranged at the upper end part of the shell through a screw-detachable cover, the battery connecting wire is arranged on the rear end wall of the shell, the power socket, the power switch button and the charging state indicator lamp are respectively arranged on the front end wall of the shell, the front end wall of the shell is provided with a plurality of air outlets, the cooling fan is arranged at the inner side of the air outlets, the rear end wall of the shell is provided with a plurality of air inlets, the shell is internally provided with a high-precision intelligent battery charging management chip, a power module and a charging circuit module which are electrically connected with the high-precision intelligent battery charging management chip, and the battery connecting wire, the power socket, the power switch button, the charging state indicator lamp and the cooling fan are respectively electrically connected with the high-precision intelligent battery charging management chip through the built-in high-precision intelligent battery charging management chip, thereby make the charger have trickle, the constant current, three kinds of charge modes of constant voltage, built-in high accuracy sampling circuit, voltage judges the precision high, charge saturation is high, multiple fault protection function has, reverse leakage current is little, with the cooperation of different external circuit, can satisfy lithium ion battery's the requirement of charging completely, lithium battery charger's functionality has been strengthened, and heat dispersion is high, effectively avoid using the too fast problem of temperature rise in the casing for a long time, and have advantages such as charging efficiency is high, the operation is simple, light in weight, small and convenient to carry, therefore, the clothes hanger is strong in practicability.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims (6)

1. A multifunctional lithium ion battery charger is characterized by comprising a shell, an upper cover, a battery connecting wire, a power socket, a power switch button, a charging state indicator light and a heat radiating fan, wherein the shell is arranged in a ship-shaped structure, the upper cover is arranged at the upper end of the shell through a screw detachable cover, the battery connecting wire is arranged on the rear end wall of the shell, the power socket, the power switch button and the charging state indicator light are respectively arranged on the front end wall of the shell, the front end wall of the shell is provided with a plurality of air outlets, the heat radiating fan is arranged at the inner side of the air outlets, the rear end wall of the shell is provided with a plurality of air inlets, a high-precision intelligent battery charging management chip and a power module and a charging circuit module which are electrically connected with the high-precision intelligent battery charging management chip are arranged in the shell, and the battery connecting wire, the power socket, the power switch button, the charging state indicator lamp and the cooling fan are respectively and electrically connected with the high-precision intelligent battery charging management chip.

2. The multifunctional lithium ion battery charger according to claim 1, wherein the high-precision intelligent battery charging management chip is a CS0301 chip.

3. The multifunctional lithium ion battery charger according to claim 1, further comprising a fuse and a fuse holder, wherein the fuse holder is detachably screwed on the front end wall of the housing, the fuse is embedded in the inner side of the fuse holder, and the fuse is electrically connected in series with the battery connecting wire.

4. The multi-functional lithium ion battery charger of claim 1, wherein the housing and the peripheral wall of the top cover are each provided with a plurality of heat dissipating ribs.

5. The multi-functional lithium ion battery charger of claim 1, wherein the housing and the top cover are both formed of an aluminum alloy material.

6. The multi-functional lithium ion battery charger of claim 1, wherein the rear end wall of the housing has a wire inlet hole, and the battery connecting wire is disposed through the wire inlet hole.

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