JP3140996U - Small battery charger - Google Patents

Abstract

An object of the present invention is to accurately determine and charge the positive / negative electrode contact terminals of batteries of various electronic products of different manufacturers and models.
A charger main body having a control panel and a battery mounting hole formed outside includes a charging platform, a first charging unit, and a second charging unit, and the charging platform includes the battery mounting hole. The first and second charging means are provided at corresponding locations, and a movable pedestal and a probe module are provided, and each probe module is provided with a plurality of probes, and each probe is used as a detection circuit and a charging circuit. The detection circuit and the charging circuit are further connected to the control IC, a current protection circuit is separately provided between the charging circuit and the probe, and a power source is electrically connected to the detection circuit, the control IC and the charging circuit. The probe module detects the positive / negative electrode probe of the battery.
[Selection] Figure 6

Description

  The present invention relates to a battery charger for various portable electronic products such as a mobile phone, a PDA, a portable game machine, or a small battery charger applicable to a similar structure, and in particular, a control panel and a battery mounting hole are provided outside. The present invention relates to a small battery charger in which a charging platform and two charging means are provided.

  With the rapid development of science and technology, the volume of many electronic devices has been greatly reduced, making it easy to carry personally. However, there are differences in operation methods and design needs between different manufacturers. Therefore, a battery type and a charger are provided for each manufacturer.

A mobile phone will be described as an example. Generally, a mobile phone is equipped with a battery and has a charger so that the user can easily use it.
If the battery power of the mobile phone runs out while the user is indoors, the battery can be stored up to full power with the charger and used continuously, but the battery power is lost when the user forgets to refill the battery or is outdoors. If there is no more data, it will not be possible to search for data or use a telephone using a mobile phone.

In order to solve the above-described problem, a con-in type charging device has been proposed in accordance with the above matters.
The con-in type charging device can replenish the battery power of the mobile phone for users outside the room, and can meet the demand for replenishing the battery power timely.
Conventional con-type chargers are designed to have charging connection plugs compatible with mobile phones from various different manufacturers, or because many memory mechanisms are provided separately. Other electronic products such as small personal computers, portable game machines, digital cameras, and the like cannot smoothly replenish the battery power, and need to find and charge other charging devices according to the product type.

  The present invention has been made to solve the above-described problems and provide a small battery charger capable of accurately determining batteries of different electronic products.

  The main object of the present invention is that a control panel and a battery mounting hole are provided on the outside, and the inside includes a combination design of a charging platform, a first charging means and a second charging means. A battery of different manufacturer can be placed, and a first charging module and a second charging module are provided on the rear side and the lower side of the charging platform, respectively. This makes it possible to accurately determine and charge the contact terminals of positive and negative electrodes of batteries of different electronic products, and carry electronic products such as mobile phones, small personal computers, portable game machines, digital cameras, etc. It is intended to provide a small battery charger that can be charged and improves the accuracy of the present invention.

  The next object of the present invention is to provide a control panel and a battery mounting hole on the outside, and include a combination design of the charging platform, the first charging means and the second charging means inside, and the volume of the charger is greatly increased. Accordingly, it is an object of the present invention to provide a small battery charger which can be easily installed in various places and improve the practicality of the present invention.

  In order to achieve the above object, a small battery charger according to the present invention has a control panel and a battery mounting hole provided outside thereof, and includes a charging platform, a first charging unit, and a second charging unit inside. The charging platform is provided at a location corresponding to the battery mounting hole, the first charging means and the second charging means are each provided with a movable base and a probe module, and each probe module includes a plurality of probes. And each probe is connected in parallel to the detection circuit and the charging circuit, the detection circuit and the charging circuit are further connected to the control IC, and a current protection circuit is separately provided between the charging circuit and the probe. The power supply is electrically connected to the detection circuit, the control IC, and the charging circuit to provide operating power, and the positive / negative electrode of the battery by the probe module With the probe to accurately detect whether it is to provide a voltage and current amount cell by the probe module is to supplement comprises charging more accuracy and utility of the battery.

The present invention can accurately determine the positive / negative electrode contact terminals of batteries of electronic products of different manufacturers and models, such as mobile phones, small personal computers, portable game machines, digital cameras, etc. Portable electronic products can be charged.
Furthermore, the present invention can greatly reduce the volume of the charger, facilitates installation in various places, and improves practicality.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
As shown in FIGS. 1-8, the small battery charger 1 which concerns on this invention is provided with the control panel 11 and the battery attachment hole 12 outside the charger main body.
The small battery charger 1 includes a charging platform 10, a first charging unit 20, and a second charging unit 30.

The charging platform 10 is provided at a location corresponding to the battery mounting hole 12.
The charging platform 10 mounts a battery.
An opening 101 is formed on the rear side of the charging platform 10.
A side stopper 103 is provided on one side of the charging platform 10.
A back stopper 104 is provided on the rear side of the charging platform 10.
The back stopper 104 is provided with an opening 105.
A press plate 102 is provided above the charging platform 10.
The press plate 102 presses and fixes the battery 6 when the battery 6 is placed and positioned.
The side stopper 103 and the back stopper 104 function to press the battery 6 against the charging platform 10 (the left side of the battery 6 abuts the side stopper 103 and the rear side of the battery 6 contacts the back stopper 104. Contact).

The first charging means 20 is provided with a movable base 21 and a first probe module 22.
The first probe module 22 is provided on the movable base 21.
The first probe module 22 is provided with a 50-pin probe 221.
These probes 221 are movably coupled to the base 222.
These probes 221 are provided in a needle shape or a sheet shape.
In this embodiment, a sheet-like probe 221 will be described as an example.
A probe 221 is provided with a through hole, and a sleeve 223 is inserted into the through hole.
Further, the spring 224 is placed below the probe 221, and the sleeve 223 provided with the probe 221 and the spring 224 inside is further coupled to the base 222 together.
In addition, each probe 221 is connected in parallel to the detection circuit 23 and the charging circuit 24.
The detection circuit 23 and the charging circuit 24 are further connected to the control IC 25.
Further, a current protection circuit 26 is separately provided between the charging circuit 24 and the probe 221.
The power source 40 is electrically connected to the detection circuit 23, the control IC 25, and the charging circuit 24 to provide operating power.
The 50-pin probe 221 of the first charging means 20 is provided on the rear side of the charging platform 10 and corresponds to the opening 105 of the back stopper 104 and is provided in the horizontal direction.
The movable base 21 of the first charging means 20 is interlocked by a transmission mechanism 50.
The transmission mechanism 50 is a motor 51.
An offset wheel 52 is provided on the motor 51. The offset wheel 52 is controlled and rotated by the motor 51 and moves back and forth in conjunction with the movable base 21.

The detection circuit 23 is provided mainly in accordance with the number of probes 221.
In this embodiment, a 50-pin probe 221 may be provided, and a probe 221 having another number of pins may be provided.
When the battery 6 contacts the first probe module 22, the control IC 25 drives the detection circuit 23 to detect and scan all the probes 221, and detects which of the electrodes of the battery 6 and the contact probe 221 is. In addition, the voltage and current required by the battery are detected.
The detection circuit 23 can simultaneously detect which is the positive / negative electrode of the battery 6 and the probe 221 in contact.

The second charging means 30 is provided with a movable base 31 and a second probe module 32.
The second probe module 32 is provided on the movable base 31.
The second probe module 32 is provided with a 200-pin probe 321.
These probes 321 are movably coupled to the base 322.
These probes 321 are provided in a needle shape or a sheet shape. In this embodiment, a sheet-like probe 321 will be described as an example. The probe 321 is inserted into a sleeve 323 provided with a surhole at the top.
In addition, the spring 324 is placed below the probe 321, and the sleeve 323 having the probe 321 and the spring 324 provided therein is coupled to the base 322 together.
The probe 321 is connected in parallel to the detection circuit 33 and the charging circuit 34.
The detection circuit 33 and the charging circuit 34 are further connected to the control IC 35.
Further, a current protection circuit 36 is separately provided between the charging circuit 34 and the probe 321.
The power supply 40 is electrically connected to the detection circuit 33, the control IC 35, and the charging circuit 34, and provides operating power.
The 200-pin probe 321 of the second charging means 30 is provided below the charging platform 10 and is provided in a vertical direction corresponding to the opening 101 of the charging platform 10.
The movable pedestal 31 of the second charging means 30 is interlocked by a transmission mechanism 50.
The transmission mechanism 50 is a motor 51. An offset wheel 52 is provided on the motor 51, the offset wheel 52 is controlled and rotated by the motor 51, and moves up and down in conjunction with the movable base 31.

The detection circuit 33 is provided mainly in accordance with the number of probes 321. In this embodiment, a probe 321 having 200 pins may be provided, and a probe 321 having another number of pins may be provided.
When the battery 6 comes into contact with the second probe module 32, the control IC 35 drives the detection circuit 33 to detect and scan all the probes 321, and detects which of the electrodes of the battery 6 and the probe 321 in contact with it is. In addition, the voltage and current required by the battery are detected.
The detection circuit 33 can simultaneously detect which is the positive / negative electrode of the battery 6 or the probe 321 in contact.

1 to 8, when used, first, the battery 6 is placed on the charging platform 10 through the battery mounting hole 12 outside the small battery charger 1. When the battery 6 is placed, the left side of the battery 6 according to an instruction from the control panel 11, for example, the battery 6 is placed to the left in the present embodiment and the charging terminal of the battery 6 corresponds to the rear or the lower side. Contacts the side stopper 103, and the rear side of the battery 6 contacts the back stopper 104.
The control panel 11 is operated to activate the press plate 102 above the electric platform 10 to press and fix the battery 6 and to set the charging time on the control panel 11.
Start charging after completing the settings.
The offset wheel 52 on the motor 51 moves horizontally forward by controlling the movable base 21 of the first charging means 20 on the rear side of the charging platform 10.
The movable base 21 corresponds to the opening 105 of the back stopper 104, and contacts the 50-pin probe 221 on the first probe module 22 with the charging terminal of the battery 6.
Further, the transmission mechanism 50 provided below the movable pedestal 31 of the second charging unit 30 also operates at the same time, or waits until the operation of the first charging unit 20 is completed, and then the operation of the second charging unit 30. Begin to control.
The offset wheel 52 on the motor 51 moves vertically upward by controlling the movable base 31 of the second charging means 30 below the charging platform 10.
The movable pedestal 31 corresponds to the opening 101 of the charging platform 10 and contacts the 200-pin probe 321 on the second probe module 32 with the charging terminal of the battery 6.
At this time, referring to FIG. 7, since the installation of the detection circuit 23 of the first charging unit 20 and the detection circuit 33 of the second charging unit 30 are the same, two probes 221 of P1 and P2 are taken as an example. (The two probes 321 of P1 and P2 are the same), of which, above the two probes 221 of P1 and P2, transistors Q5 and Q6 and another set of transistors Q1, diode D1 and transistor Q3, A diode D3 is connected in series, and a pair of a transistor Q2, a diode D2, a transistor Q4, and a diode D4 is connected below the two probes 221 of P1 and P2.
When the transistors Q1, Q2, Q3, Q4, and Q6 are all off and the transistor Q5 is on, V _Det = V _Bat −V (Q5) −V _D4 ≈V _Bat −0.7V. It can be seen that the drop is reduced by 0.6-0.7V. That is, it is assumed that the P1 probe 221 is connected to the positive electrode of the battery 6 (the same applies to the P1 probe 321).
When the transistors Q1, Q2, Q3, and Q6 are all off and the transistors Q4 and Q5 are on, V _Det = V _Bat −V (Q5) −V (Q4) ≈V _Bat −0.1V. It can be seen that the voltage drop can only be reduced by 0.1V. That is, it is assumed that the P2 probe 221 is connected to the negative electrode of the battery 6 (the same applies to the P2 probe 321).
After detecting the positive and negative electrodes of the battery 6, the charging circuit 24 and the charging circuit 34 provide the necessary power supply to replenish the battery 6 with electric energy.

  When the charging time is finished, the movable pedestal 21 of the first charging means 20 and the movable pedestal 31 of the second charging means 30 are controlled by the offset wheels 52 on the respective motors 51 and are transferred out. The press plate 102 rises. The user can take out the battery 6 from the battery mounting hole 12.

  Referring to FIGS. 1 to 8, the small battery charger according to the present invention is characterized in that a control panel 22 and a battery mounting hole 12 are provided outside the small battery charger 1, and inside the small battery charger 1. The charging platform 10 includes a first charging unit 20 and a second charging unit 30, and the charging platform 10 can mount batteries 6 of various different manufacturers. The first charging unit 20 and the second charging unit The detection circuits 23 and 33 of the means 30 are arranged on the first probe module 22 and the second probe module 23 which are densely arranged, which probe 221 and 321 are in contact with the positive electrode of the battery 6, and which probe and battery 6 are in contact. The negative electrode of the battery 6 can be accurately identified by the precise detection of the detection circuits 23 and 33. When the charging circuits 24 and 34 charge the battery, a dangerous situation (for example, explosion or circuit destruction) due to the polarity being reversed cannot be generated, and unexpected generation can be effectively suppressed and carried. Electronic products such as mobile phones, small personal computers, portable game machines, digital cameras, etc. can be charged together.

  The above is merely a description for explaining the embodiments of the present invention, and does not limit the features of the present invention. It goes without saying that conversions, modifications, and the like appropriately performed by those skilled in the art should also be included in the present invention.

1 is an external perspective view showing an embodiment of the present invention. It is an external appearance perspective view which shows the inside which shows the Example of this invention. It is an element exploded view showing a portion of an embodiment of the present invention. It is a figure which shows each movable base of the two charging means of this invention coupling | bonding with a charging platform. It is sectional drawing which shows the combination of the single probe of this invention. It is a circuit block diagram which shows the 1st probe module and 2nd probe module of this invention. It is a circuit diagram which shows the detail of a part of detection circuit of this invention. It is a figure which shows the use condition of the Example of this invention.

Explanation of symbols

1 ... Small battery charger 10 ... Charging platform 101 ... Opening 102 ... Press plate 103 ... Side stopper 104 ... Back stopper 105 ... Open hole 11 Control panel 12 Battery mounting hole 20 First charging means 21 Movable base 22 First probe module 221 ... Probe 222 ... Base 223 ... Sleeve 224 ... Spring 23 ... Detection circuit 24 ... Charge circuit 25 ... Control IC
26... Current protection circuit 30... Second charging means 31... Movable base 32... Second probe module 321. Base 323 ... Sleeve 324 Spring 33 Detection circuit 34 Charging circuit 35 Control IC
36 ... Current protection circuit 40 ... Power supply 50 ... Transmission mechanism 51 ... Motor 52 ... Offset wheel 6 ... Battery

Claims (7)

A control panel and a battery mounting hole are provided outside the charger body,
Inside the charger body,
A charging platform provided at a corresponding location of the battery mounting hole, a first charging means, and a second charging means,
The first charging means is provided with a movable pedestal and a first probe module, the first probe module is provided on the movable pedestal, and the first probe module is provided with a plurality of probes. The probe is movably coupled to the base, and each probe is inserted into a sleeve with a top hole at the top, the spring is placed under the probe, and the probe and the sleeve with the spring inside are joined together. The probe is coupled to the base, and each probe is connected in parallel to the detection circuit and the charging circuit. The detection circuit and the charging circuit are further connected to a control IC, and a current protection circuit is connected between the charging circuit and the probe. Separately provided, the power supply is electrically connected to the detection circuit, the control IC and the charging circuit to provide operating power, and the 50-pin probe , Provided on the rear side of the charging platform, and provided in a horizontal direction,
The second charging means is provided with a movable pedestal and a second probe module, the second probe module is provided on the movable pedestal, and the second probe module is provided with a plurality of probes, These probes are movably connected to the base, and each probe is inserted into a sleeve with a through hole at the top, the spring is placed under the probe, and the probe and the sleeve with the spring inside are joined together. And each probe is connected in parallel to a detection circuit and a charging circuit, and the detection circuit and the charging circuit are further connected to a control IC, and a current protection circuit is provided between the charging circuit and the probe. Is provided separately, and the power source is electrically connected to the detection circuit, the control IC, and the charging circuit to provide operating power, and to It is characterized in that provided below the charging platform, and provided in a vertical direction,
Small battery charger.   The small battery charger according to claim 1, wherein a press plate is further provided above the charging platform to press and fix the battery.   The small battery charger according to claim 1, wherein an opening for accommodating a plurality of probes of the second charging unit is formed on a rear side of the charging platform.   A side stopper is provided on one side of the charging platform, a back stopper is provided on the rear side of the charging platform, and the back stopper includes a plurality of probes of the first charging unit and a plurality of probes of the second charging unit. The small battery charger according to claim 1, wherein an opening is provided to cope with the small battery charger.   The small battery charger according to claim 1, wherein the first probe module is provided with a 50-pin probe, and the second probe module is provided with a 200-pin probe.   2. The small battery charger according to claim 1, wherein the movable base of the first charging unit and the movable base of the second charging unit are linked with each other by a transmission mechanism.   The small battery charger according to claim 6, wherein the transmission mechanism is a motor, and an offset wheel for operating a movable base is provided on the motor.

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