CN203135484U - A multi-battery universal charger - Google Patents

Abstract

The utility model discloses a multi-battery universal charger comprising a charging pedestal and multiple battery grooves. Each battery groove is used for inserting a battery and is equipped with a positive-pole contact sheet used for contacting the positive pole of the battery and a negative-pole contact sheet used for contacting the negative pole of the battery. The bottom of each battery groove is equipped with a plug. The positive pole of the plug is communicated with the positive-pole contact sheet, while the negative pole of the plug is communicated with the negative-pole contact sheet. Multiple jacks are disposed on the charging pedestal. The plugs on the bottoms of the battery grooves are inserted into the jacks in a one-to-one correspondence manner. The jacks are connected with a charging circuit disposed in the charging pedestal. Outputted DC power converted by the charging circuit is transmitted to the battery grooves. The multi-battery universal charger is equipped with the multiple battery grooves and may satisfy a requirement for simultaneous charging of multiple people. USB interfaces are disposed on the charger so that a using requirement for charging a cell phone with a USB data line is satisfied for users.

Description

Multi-Battery Universal Charger

technical field

The utility model belongs to the technical field of battery chargers, in particular relates to a universal charger capable of charging and storing multiple batteries at the same time.

Background technique

With the increasing popularity of mobile phone products, the demand and types of mobile phones are increasing, and many families even have a mobile phone. Different types of mobile phones are often equipped with different types of batteries, which leads to an increasing variety of batteries on the market, and more and more chargers for charging them.

For a family with multiple mobile phones, if each mobile phone needs to use a different charger, it will lead to a wide variety of chargers in the home, which will bring a lot of trouble to the use of mobile phone users, and often cause wrong plugging. The case of the charger. In order to solve this problem, many families have purchased a universal charger, which can realize the compatible charging of multiple mobile phone batteries at home with only one charger, thus bringing a lot of convenience to the daily use of mobile phone users.

However, for the universal chargers currently on the market, the charging methods are basically the same, and the distance between the two contact pins on the universal charger needs to be adjusted almost every time when charging, so that it is accurate to the positive and negative poles on the battery. Charging can only start after connecting. Since the position of the contact pin on the universal charger cannot be fixed, it needs to be adjusted every time charging. Therefore, if you accidentally touch the battery or the universal charger, it may cause the contact pin on the charger to contact the positive and negative poles of the battery. Poor contact also needs to be adjusted again, which will bring great inconvenience to the use of mobile phone users.

Contents of the invention

In order to solve the inconvenience of using the existing universal charger, the utility model proposes a multi-battery universal charger. By separating the design of the charging circuit from the battery slot, it satisfies the need for multiple batteries on the premise of being convenient for users to use. Simultaneous charging requirements.

In order to solve the above-mentioned technical problems, the utility model adopts the following schemes to realize:

A multi-battery universal charger, including a charging base and a plurality of battery slots, each battery slot is used to insert a battery, and each battery slot is provided with a positive electrode contact sheet for corresponding contact with the positive pole and the negative pole of the battery and the negative contact piece, a plug is provided at the bottom of each battery slot, and the positive and negative poles of the plug communicate with the positive contact piece and the negative contact piece respectively; multiple jacks are provided on the charging base , respectively corresponding to the plugs at the bottom of the battery slot, and each jack is connected to the charging circuit provided in the charging base, and the DC power output converted by the charging circuit is transmitted to the battery slot.

Further, at least one of the plurality of battery slots includes a multi-functional battery slot that is compatible with various types of batteries, and the multi-functional battery slot includes a bottom plate and two oppositely arranged on the bottom plate. A wide board and two side boards, on the inner side of the two wide boards are provided with a shrapnel used to prevent the battery from shaking after insertion, sockets are respectively opened on the left and right sides of the two wide boards, and on the two side boards Two positioning long pieces are vertically arranged respectively, and the two positioning long pieces are correspondingly inserted into the sockets opened on the left or right sides of the two wide boards, so that the two side boards are respectively fixed to the left and right sides of the wide board. On both sides, realize the left and right positioning of the battery.

Still further, a plurality of draw-in slots are vertically and parallelly arranged on each of the positioning long pieces, and locking teeth are provided in the sockets of each wide plate, and the locking teeth are inserted into the positioning long pieces. When it is in the socket, it is clamped in one of the clamping slots to realize the clamping and fixing of the positioning long piece in the wide board.

In order to avoid the problem that the battery needs to be pulled out and placed again when it is reversed, two sets of positive contacts and negative contacts are preferably arranged on the inner side of the bottom plate of the multifunctional battery tank, and the two sets of positive contacts and negative contacts are arranged separately on the On the left and right sides of the bottom plate, the two contact pieces with the same polarity in the two groups of contact pieces are arranged on the outside, and the contact pieces arranged on the inside slide left and right along the slideways opened on the bottom plate.

Further, two positioning knobs are installed on the bottom of the bottom plate, which are respectively connected to the two contact pieces arranged on the inner side in one-to-one correspondence, so as to realize the positioning of the two inner contact pieces.

Preferably, in the two groups of positive contacts and negative contacts, it is preferable to arrange the positive contacts on the outside, and the inner side of the negative contacts, that is, the positive contacts are fixed, and the position of the negative contacts is adjustable, thus The charging requirements for different types of batteries can be met by adjusting the positions of the left and right side panels.

Still further, the plug is arranged in the middle of the outer side of the bottom plate. The plug preferably adopts a two-stage structure, one section is respectively connected to the positive contacts of the two sets of contacts through wires, and the other section is connected to the two sets of contacts through wires. The negative contact in the chip corresponds to the connection.

Preferably, at least one battery slot of a specific type for inserting a battery of a specific brand is included in the plurality of battery slots, so that charging of a battery of a specific brand can be realized.

In order to indicate the charging state of the battery, multiple groups of indicator lights are arranged on the charging base, and the layout positions of the multiple groups of indicator lights correspond to the installation positions of multiple battery slots on the charging base one by one. A group of indicator lights are correspondingly connected in series in the circuit connected to the charging circuit.

Furthermore, a USB interface is provided on the charging base, the power terminal of the USB interface is connected to the charging circuit to receive the DC power converted and output by the charging circuit, and the ground terminal of the USB interface is connected to the ground wire of the charging circuit.

Compared with the prior art, the advantages and positive effects of the utility model are: the multi-battery universal charger of the utility model is equipped with a plurality of battery slots, and each person uses a different battery slot, thereby satisfying the needs of multiple people charging at the same time. Require. Moreover, by arranging specific-type battery slots and multi-functional battery slots in multiple battery slots, the specific-type battery slots are used to charge batteries of a specific brand, and the multi-functional battery slots are used to meet charging requirements for other types of batteries. Thus, the compatible charging requirements of the charger for various types of batteries are realized, which facilitates the use of multiple mobile phone users. In addition, by providing a USB interface on the charger, the user's requirement for charging the mobile phone through the USB data cable can also be met.

After reading the detailed description of the embodiments of the utility model in conjunction with the accompanying drawings, other features and advantages of the utility model will become clearer.

Description of drawings

Fig. 1 is the overall structure schematic diagram of a kind of embodiment of multi-battery universal charger proposed by the utility model;

Fig. 2 is a schematic structural view of an embodiment of the charging base in the multi-battery universal charger shown in Fig. 1;

Fig. 3 is a schematic structural view of an embodiment of a multifunctional battery tank;

Fig. 4 is a side view of Fig. 3;

Fig. 5 is a schematic structural view of the inner side of the bottom plate of the multifunctional battery tank;

Fig. 6 is a schematic structural view of the outer side of the bottom plate of the multifunctional battery tank;

Fig. 7 is a structural schematic diagram of an embodiment of the battery slot plug.

Detailed ways

Specific embodiments of the present utility model are described in detail below in conjunction with the accompanying drawings.

The multi-battery universal charger of this embodiment is based on the charging circuit of the existing universal charger, and separates the charging circuit from the part connecting the positive and negative poles of the battery to form a mutually independent charging base 1 and battery slot 2, see Figure 1, Figure 2 shows. Among them, the charging base 1 is provided with a charging circuit, which is mainly used to convert an external power supply (such as AC mains) into a DC power supply (such as +5V DC power supply) that can meet the charging requirements of the battery. The hole 16 leads to the battery well 2 . The battery slot 2 is mainly used for inserting batteries, and a positive contact piece and a negative pole contact piece are arranged inside it, which are respectively used for corresponding contact with the positive pole and the negative pole of the battery; The positive and negative poles are correspondingly connected (for example, the connection between the contact piece and the plug can be realized through the built-in wire), and by inserting the plug into the jack 16 of the charging base 1, it is possible to receive the conversion through the charging base 1. The output DC power charges the battery inserted into the battery slot 2.

In order to meet the requirement of simultaneously charging multiple batteries, a plurality of battery slots 2 are arranged in the universal charger of this embodiment, and each battery slot 2 is used to insert a battery, and the plugs of each battery slot 2 are respectively inserted into the The different jacks 16 on the charging base 1 receive the DC power converted and output by the charging circuit at the same time, so that the batteries in each battery slot 2 can be charged at the same time, which is convenient for users and saves charging time.

In the battery holder 2 of the present embodiment, a multifunctional battery holder and a specific battery holder are designed, wherein the structure of the multifunctional battery holder can be adjusted, and can be suitable for various types of batteries; A specific brand of battery is tailored to fit only that specific brand of battery.

For the multi-functional battery tank, in order to realize its compatibility to various brands of batteries, a bottom plate 3, two wide plates 4 and two side plates 5 are designed in each multi-functional battery tank, such as Figure 3 shows. Wherein, two wide boards 4 are relatively vertically installed on the bottom board 3, and when the battery is inserted (preferably the battery is placed vertically), they are respectively opposite to the front and back of the battery. A shrapnel 9 is arranged on the inner side of each wide plate 4. As shown in FIG. 4, when the battery is inserted into the battery slot, two shrapnels 9 can be used to clamp the battery to prevent the battery from shaking after insertion. Sockets 6 are respectively opened on the left and right sides of the two wide boards 4 for installing and fixing the side boards 5 . In order to facilitate the fixing of the side plates 5 on the left and right sides of the wide plate 4, in this embodiment, two positioning long pieces 7 are arranged vertically on each side plate 5 respectively. The two positioning long pieces 7 are respectively inserted into the sockets 6 provided on the left side of the two wide plates 4, which can realize the fixing of the side plate 5 on the left side of the wide plate 4; the two positioning long pieces 7 of the other side plate 5 are respectively Inserting into the socket 6 provided on the right side of the two wide boards 4 can realize the fixing of the side board 5 on the right side of the wide board 4 . By adjusting the insertion depth of the positioning long piece 7 in the socket 6, the distance between the two side plates 5 can be changed to adapt to the width of the inserted battery.

In order to realize the fixation of the two side plates 5 on the left and right sides of the wide plate 4, a plurality of slots 8 are vertically and parallelly arranged on each positioning long piece 7 in this embodiment, as shown in FIG. A locking tooth is respectively arranged in the socket 6 of the wide board 4 . When the long positioning piece 7 is inserted into the socket 6 provided on the wide board 4, it is snapped into one of the slots by using the bayonet teeth, thus the fastening and fixing of the long positioning piece 7 in the wide board 4 can be realized.

As a result, the battery is positioned front and rear by two wide plates 4 , and the battery is positioned left and right by two side plates 5 , so that a fixed battery insertion area can be formed. Once fully charged, simply remove the battery without removing the battery slot. When recharging, insert the battery directly into the battery slot without any adjustments.

The positive contact piece 10+ and the negative contact piece 10- in the battery container are preferably arranged inside the base 3 of the battery container, as shown in FIG. 5, for corresponding contact with the positive and negative electrodes of the battery inserted into the battery container. Considering that different brands of batteries have different layout positions of the positive and negative poles, and the distance between the positive and negative poles is different, so in order to adapt to various brands of batteries, this embodiment preferably fixes the layout position of one of the contacts , the other contact piece can slide left and right to realize the correspondence between the contact piece and the electrode position.

In order to solve the problem that the battery needs to be pulled out from the battery slot and placed again when it is reversed, in this embodiment, two sets of positive contacts and negative contacts in opposite directions are preferably arranged on the inner side of the bottom plate 3 of the multifunctional battery slot, as shown in FIG. 5 10+, 10- and 11+, 11- in . Arrange one set of positive contacts 10+ and negative contacts 10- on the left side of the inner side of the bottom plate 3, and another set of positive contacts 11+ and negative contacts 11- on the right side of the inner side of the bottom plate 3, and the two sets of contacts The two contacts with the same polarity in the sheet are arranged on the outside, for example, the positive contacts 10+ and 11+ in the two groups of contacts are arranged on the outside, and the position is fixed; the negative contacts 10-, 11- are arranged on the inside, And the slideway 12 that offers on the base plate 3 can slide left and right. In this way, when inserting the battery into the battery slot for the first time, you only need to align the positive pole position of the battery with the position of the positive pole contact piece 10+ or 11+ in the battery slot, and then adjust the battery according to the position of the negative pole of the battery. The position of the negative electrode contacts 10-, 11- in the slot is just aligned with the position of the negative electrode of the battery, and the position of the left and right side plates 5 of the battery slot is further coordinated, so that the accurate insertion of the battery in the battery slot can be realized. mounting position. Afterwards, just insert the plug 13 of the battery slot into the socket 16 of the charging base 1, and the DC power output converted by the charging base 1 can be used to charge the battery in the battery slot, as shown in FIG. 3 .

There are also two positioning knobs 14 installed at the bottom of the bottom plate 3 of the battery slot, which are respectively connected to the two contact pieces (such as two negative contact pieces 10-, 11-) arranged on the inside in one-to-one correspondence, which is convenient for the user to adjust the inner contact pieces. The position of the chip, and realize the positioning of the two inner contacts, as shown in Figure 6.

The plug 13 is preferably arranged in the middle of the bottom of the bottom plate 3 of the battery slot, as shown in FIG. 6 , and preferably adopts a two-stage structure similar to an earphone plug, as shown in FIG. 7 . One section of the plug 13 is defined as the positive pole, which is respectively connected to the two positive contact pieces 10+ and 10- through two wires; the other end of the plug 13 is defined as the negative pole, which is respectively connected to the two negative contact pieces through two wires 11+, 11- correspond to connections. As a result, no matter in which direction the battery is inserted into the battery slot, the positive and negative poles of the battery can communicate with the positive and negative poles of the plug 13 correspondingly.

For a specific type of battery slot, its appearance can be designed to be the same as that of a multi-functional battery slot. The internal positive and negative contacts need to be specifically designed according to the model of each brand of battery. Users can choose a specific battery slot according to their own battery type. insert. Since the specific type of battery slot is designed according to the specific mobile phone battery, the position of the positive and negative contacts and the width of the battery slot are fixed. Therefore, when charging, the user only needs to insert the battery into the battery slot and plug the plug of the battery slot The battery can be charged by the charging circuit in the charging base 1 by inserting it into the jack 16 of the charging base 1 .

Users who use a specific type of battery slot do not need to re-purchase the entire charger when replacing their mobile phones, but only need to replace the battery slot of the corresponding brand.

A plurality of sockets 16 are provided on the charging base 1 , and as shown in FIG. 2 , each socket 16 is correspondingly inserted into a plug 13 of a battery slot 2 . In the charging base 1, the structural design of the charging circuit can be the same as that of the charging circuit in the existing charger. The positive and negative terminals of the group are connected to the positive and negative poles of a jack, and the DC power is transmitted to charge the battery in the battery slot 2 .

In order to clearly indicate the charging status of the batteries in each battery slot 2 , in this embodiment, multiple groups of indicator lights 17 are preferably provided on the charging base 1 , as shown in FIG. 1 . All include a red indicator light and a green indicator light in each group of indicator lights 17, in the process of battery charging, red indicator light is lit, indicates charging state; After battery is fully charged, turn to green indicator light point Lights up, indicating that charging is complete. The layout positions of the plurality of sets of indicator lights 17 on the charging base 1 are just in one-to-one correspondence with the installation positions of the plurality of battery slots 2 on the charging base 1, so as to clearly understand the charging status of the battery in each battery slot 2 Instructions are given separately.

The power supply terminals for each group of indicator lamps 17 are preferably respectively connected in the circuit where each jack 16 is connected to the charging circuit, that is, each group of DC power output terminals of the charging circuit is connected to the positive and negative poles of the jack respectively in series. The positive and negative power supply terminals of the group indicator light 17 enable the charging circuit to simultaneously control the indicator light 17 to light up during the process of charging the battery.

It should be pointed out that each group of indicator lights 17 here is actually a plurality of sets of indicator light modules, only need to provide DC power for the indicator light modules, and the indicator light modules can automatically determine the current battery capacity according to the size of the charging current. Charging status, and then control the corresponding indicator light to light up to indicate the charging status of the battery.

In order to further satisfy the user's requirement of using a data cable to charge a mobile phone, this embodiment also provides a USB interface 15 on the charging base 1 , as shown in FIG. 1 . The USB interface 15 can be provided with one or more than one, so as to meet the requirement that multiple people use the data line for charging at the same time. Connect the power terminal in each USB interface 15 to the charging circuit, receive the +5V DC power converted and output by the charging circuit, and connect the ground terminal of the USB interface 15 to the ground wire of the charging circuit. Thus, the mobile phone can be connected to the USB interface 15 through the USB data cable, and the battery inside the mobile phone can be charged directly through the data cable.

Since the universal charger of the present invention is equipped with a plurality of battery slots, each user can adjust the battery slots and put them in the charging base according to the battery type of his own. When charging each time, the user only needs to find his own battery slot and insert the battery chargeable.

Of course, the above description is only a preferred embodiment of the utility model, and it should be pointed out that for those of ordinary skill in the art, some improvements can also be made without departing from the principle of the utility model and retouching, these improvements and retouching should also be regarded as the protection scope of the present utility model.

Claims (10)

1. battery universal charger more than a kind, it is characterized in that: comprise charging base and a plurality of battery case, each battery case is used for battery of plug-in mounting, in each battery case, be provided with for anodal contact and the negative pole contact of the corresponding contact of positive pole, negative pole of battery, be provided with plug in each battery case bottom, the positive and negative electrode of described plug respectively with described anodal contact and the corresponding connection of negative pole contact; Described charging base is provided with a plurality of jacks, and respectively with plug corresponding graftings one by one of battery case bottom, each jack all is connected with the charging circuit that arranges in the charging base, and the DC power supply that charging circuit conversion is exported is sent to described battery case.

2. many batteries universal charger according to claim 1, it is characterized in that: in described a plurality of battery cases, include at least one can compatible plug-in mounting polytype battery the Mobyneb battery case, described Mobyneb battery case comprises base plate, be laid in two wide plates and two side plates on the described base plate relatively, be respectively arranged with one for the shell fragment that prevents from rocking after battery from inserting in the inboard of two wide plates, the left and right sides at two wide plates offers socket respectively, vertically be laid with two location lengthy motion pictures on two side plates respectively, two location lengthy motion picture correspondences are inserted in the left side of two wide plates or the socket that the right side is offered.

3. many batteries universal charger according to claim 2, it is characterized in that: on each described location lengthy motion picture, all vertically be arranged with a plurality of draw-in grooves in parallel, be provided with latch in the socket of each wide plate, described latch is installed in one of them draw-in groove when the location lengthy motion picture is inserted in the described socket.

4. many batteries universal charger according to claim 2, it is characterized in that: be provided with two groups of anodal contacts and negative pole contact in the base plate inboard of described Mobyneb battery case, two groups of anodal contacts and negative pole contact separately are laid in the left and right sides of base plate, and two groups of two identical contacts of contact Semi-polarity are laid in the outside, are laid in inboard contact and horizontally slip along the slideway of offering on the base plate.

5. many batteries universal charger according to claim 4 is characterized in that: two positioning knobs are installed in the bottom of described base plate, connect one to one with two contacts that are laid in the inboard respectively.

6. many batteries universal charger according to claim 4 is characterized in that: in described two groups of anodal contacts and negative pole contact, anodal contact is laid in the outside, the inboard that the negative pole contact is laid.

7. many batteries universal charger according to claim 4, it is characterized in that: described plug is laid in the middle part of plate outer side, described plug is the two-part structure, one section respectively by the corresponding connection of anodal contact in lead and the two groups of contacts, and another section is by the corresponding connection of negative pole contact in lead and the two groups of contacts.

8. many batteries universal charger according to claim 2 is characterized in that: also include the ad hoc type battery case that at least one is used for plug-in mounting particular brand battery in described a plurality of battery cases.

9. according to each described many batteries universal charger in the claim 1 to 8, it is characterized in that: described charging base is provided with many group indicator lights, the installation position of many group indicator lights is corresponding one by one with the installation site of a plurality of battery cases on charging base, and correspondence is in series with one group of indicator light in the loop of each jack connection charging circuit.

10. according to each described many batteries universal charger in the claim 1 to 8, it is characterized in that: on described charging base, also be provided with USB interface, the power supply terminal of described USB interface connects charging circuit, receive the DC power supply of charging circuit conversion output, the earth terminal of USB interface connects the ground wire of charging circuit.

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