CN201278527Y - Portable Bluetooth device - Google Patents

Abstract

The utility model provides a portable Bluetooth device, including a body, a switching device and a transmission line, wherein the switching device connected to the transmission line is combined on the top of the body, a circuit board with a central processing unit and a Bluetooth module is arranged in the body, a USB plug is arranged in the front of the body, and a Micro USB plug and a Mini USB plug are arranged on both sides of the base of the switching device, which can be connected to the transmission line and pulled out of the body. The portable Bluetooth device described in the utility model can be connected to external electronic devices with different connection interfaces, and can be used for two-way wireless transmission with external Bluetooth devices, so as to achieve the effects of wide applicability, meeting market demand, improving economic benefits, increasing users' purchasing desire and adding value.

Description

A portable bluetooth device

technical field

The utility model relates to a bluetooth device, in particular to a portable bluetooth device.

Background technique

Bluetooth (Bluetooth) is an open global standard for wireless data data and voice communication. Its purpose is to develop a short-distance, low-cost and low-power radio wave (Radio Frequency, RF) personal area through this technology. Network transmission (Personal Area Network) environment, integrating information equipment (computers, wireless mice, wireless keyboards, digital cameras, printers), communication equipment (mobile phones, personal digital assistants), entertainment equipment (video games, wireless headsets) ) and consumer electronic products (TV, stereo), etc., whether at home, in the company or outdoors, can achieve an unimpeded wireless network data communication realm, and because Bluetooth technology is open Design, so as long as there is an electronic device equipped with a Bluetooth chip, and other devices using Bluetooth technology are detected within a radius of 10 meters, data transmission can be performed.

Because a fixed number of USB slots have been set up on electronic devices such as desktop computers or notebook computers, if the computer wants to connect with multiple electronic products at this moment, the transmission line must be connected to the interface at both ends to connect with each other. The number of computer USB slots is often insufficient and cannot be connected to other electronic products at the same time. When multiple USB slots are inserted with transmission lines, there will be a lot of wires around the computer, resulting in confusion and easy hooking or pulling The problem is that when electronic devices with different interfaces want to connect to the computer, it is necessary to purchase a suitable transmission line interface to connect to the computer, which has the disadvantage of increasing costs, and it is impossible to simply use a single transmission line to apply to various electronic devices in terms of expansion. The use of connection makes the wires too complicated and difficult to store and organize, which is not in line with the consideration of economic benefits.

Contents of the invention

The main purpose of the utility model is to provide a portable bluetooth device, which can be used for docking with external electronic devices with different connection interfaces, and can be used for two-way wireless transmission with the external bluetooth device.

Another purpose of this utility model is to provide a portable bluetooth device, so that the main body can be additionally equipped with an adapter device under the original design appearance and size, which has the effects of small structure, light and thin, easy to carry and easy to use, and at the same time When the Micro USB plug and Mini USB plug are positioned in the buckle groove and the alignment hole, they can protect and prevent collisions due to protrusion.

In order to achieve the above purpose, the utility model provides a portable bluetooth device, including a body, an adapter device and a transmission line,

A positioning part for fixing the adapter device is provided on the top of the body, a circuit board with a central processing unit and a Bluetooth module is provided in the body, and a USB plug for plugging into a preset host end is provided in front of the body;

The transfer device is provided with a base that can be pulled out of the positioning part, one side of the base is provided with a Micro USB plug, and the other side of the base is provided with a Mini USB plug;

The transmission line is located on one side of the positioning part, and the transmission line is located on one side of the positioning part. One side of the transmission line is extended with a wire head connected to the circuit board, and the other side of the transmission line is extended with a There is a head end of the wire connected to the base, and the head end of the wire is tapped on both sides to the Micro USB plug and the Mini USB plug in the base.

Compared with the prior art, the portable bluetooth device described in the utility model is combined with an adapter device connected to the transmission line above the body, and the adapter device is provided with a connectable transmission line on both sides of the base and pulled out The Micro USB plug and Mini USB plug outside the body are equipped with a circuit board with a central processing unit and a Bluetooth module, and when the USB plug in front of the body is plugged into an external host, the Bluetooth module can be detected wirelessly Receive the signal of the external Bluetooth device, and at the same time, the Micro USB plug or Mini USB plug of the transfer device can be plugged into the external electronic device, so that the portable Bluetooth device can be used for docking with external electronic devices with different connection interfaces, and can be connected with external The bluetooth device has the function of two-way wireless transmission, and has the functions of wide applicability, meeting market demand, improving economic benefits, increasing users' desire to purchase and adding value.

Moreover, both sides of the positioning part of the body of the portable Bluetooth device described in the utility model are respectively provided with buckle grooves and alignment holes, which are used for the alignment of the corresponding Micro USB plugs and Mini USB plugs on both sides of the adapter device. When it is put in, it can effectively use the layout space of the positioning part to make full use of the extra space on the body to accommodate the adapter device, so that the body can be equipped with an additional adapter device under the original design appearance and size, and has the advantages of small structure, light weight, shortness, It is easy to carry and easy to use. At the same time, when the Micro USB plug and MiniUSB plug are positioned in the buckle slot and alignment hole, they can protect and prevent collisions due to protrusion.

Description of drawings

Fig. 1 is the three-dimensional exterior view of the utility model;

Fig. 2 is a three-dimensional exploded view of the utility model;

Fig. 3 is a three-dimensional exploded view of another viewing angle of the utility model;

Fig. 4 is a structural block diagram of the utility model;

Fig. 5 is a partial exploded view of the utility model;

Fig. 6 is a three-dimensional sectional view of a preferred embodiment of the utility model;

Fig. 7 is a three-dimensional exploded view of a preferred embodiment of the present invention.

Explanation of reference signs: 1-body; 11-positioning part; 121-central processing unit; 111-snap slot; 122-bluetooth module; 112-alignment hole; Connecting device; 21-base; 23-Mini USB plug; 22-Micro USB plug; 3-transmission line; 31-wire head end; 4-host end; 5-Bluetooth device; 6-electronic device.

Detailed ways

The above-mentioned and other technical features and advantages of the present utility model will be described in more detail below in conjunction with the accompanying drawings.

Please refer to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and shown in Fig. 5, which are the three-dimensional appearance diagram, the three-dimensional exploded view, the three-dimensional exploded view of another viewing angle, the framework block diagram and the partial exploded view of the utility model, which can be shown in Fig. It can be clearly seen from the figure that the portable bluetooth device of the present invention includes a main body 1, an adapter device 2 and a transmission line 3, so the main components and their characteristics of this case are described in detail below; wherein:

Above the main body 1 is a positioning portion 11 for accommodating the adapter device 2 , and a circuit board 12 with related electronic components is provided inside the main body 1 , and a USB plug 13 connected to the circuit board 12 is provided in front of the main body 1 .

The adapter 2 is provided with a Micro USB plug 22 on one side of the base 21, and the adapter 2 is provided with a Mini USB plug 23 on the other side of the base 21, and the Micro USB plug 22 and the Mini USB plug 23 are respectively positioned on Inside the positioning part 11.

The wire head ends 31 on both sides of the transmission line 3 are connected to the circuit board 12 of the body 1 and the base 21 of the adapter device 2 respectively, and the wire head ends 31 in the base 21 are connected to the Micro USB plug 22 and the Mini USB Plug 23 is connected.

The above-mentioned main body 1 is an upper and lower shell structure that can cover the circuit board 12, and the slot configuration formed by the positioning part 11 is opened on the upper shell, and the circuit board 12 is accommodated and positioned in the lower shell, and The relevant electronic components on the circuit board 12 include a central processing unit 121, a Bluetooth module 122, etc., together with the USB plug 13 and the upper and lower casings form a miniaturized portable Bluetooth device.

When the portable bluetooth device of the present utility model is being assembled, the USB plug 13 is assembled in front of the circuit board 12 earlier, and the terminal pin of the USB plug 13 is fixed on the contact point of the circuit board 12 by welding, so, then The wire head end 31 on one side of the transmission line 3 is welded to the contact point on the surface of the circuit board 12, while the wire head end 31 on the other side is installed in the base 21 of the adapter device 2, so that the forked ends of the wire head end 31 are respectively connected On the terminal pins of the Micro USB plug 22 and the terminal pins of the Mini USB plug 23, in this way, the head end 31 of the wire is connected to the adapter device 2 in a T shape, and the upper and lower shells formed by the main body 1 are continued. Cover and assemble on the outside of the circuit board 12, so that the USB plug 13 is exposed in front of the main body 1, and the transmission line 3 is wound and accommodated in the positioning part 11 of the main body 1 together with the T-shaped adapter device 2 for positioning. The structure configuration of the portable bluetooth device of the utility model.

When the adapter device 2 is accommodated in the positioning part 11 of the main body 1, the adapter device 2 and the main body 1 can be integrated into an integrated structure, and the buckle grooves 111 respectively provided on both sides of the positioning part 11 can be used to align Holes 112 are provided for the corresponding Micro USB plugs 22 and Mini USB plugs 23 on both sides of the adapter device 2. space, so that the utility model portable bluetooth device can be additionally equipped with an adapter device 2 under the original design appearance and size, which has the functions of miniaturization, lightness and shortness, convenient portability and convenient use; and the Micro USB plug 22 is used for positioning In the buckle groove 111, and when the Mini USB plug 23 is positioned in the alignment hole 112, it also has the effect of protecting and preventing the Micro USB plug 22 and the Mini USB plug 23 from protruding and being bumped.

Please continue to refer to Fig. 6 and Fig. 7, which are the three-dimensional sectional view and three-dimensional exploded view of the preferred embodiment of the present invention. When the portable bluetooth device is in use after the above-mentioned structure is completed, the front of the main body 1 can be connected to the USB The plug 13 is plugged into the docking slot of the external host terminal 4. At this moment, the bluetooth module 122 of the circuit board 12 in the main body 1 can be started, and the device signal of the bluetooth device 5 is searched for externally by means of wireless detection. When the bluetooth module 122 receives a signal from the external bluetooth device 5, the bluetooth module 122 can receive and transmit the signal to the central processing unit 121, and the central processing unit 121 will make a judgment and transmit the signal via the USB plug 13 to the host terminal 4 for the host terminal 4 to read the data signal to achieve the effect of two-way data transmission.

Therefore, the above-mentioned USB slot of the host terminal 4 can connect up to 127 peripheral devices, because the Universal Serial Bus (UNIVERSAL SERIAL BUS, referred to as USB) uses a 7-bit address field, so 2 to the 7th power is equal to 128, if After deducting the USB host, it is preset to be used by the peripheral equipment connected for the first time, and there are 127 addresses left to be used. Therefore, a host can connect up to 127 USB devices, and the user can connect the portable Bluetooth device to the back of the device. The adapter device 2 is pulled out of the positioning part 11 of the main body 1, and the Micro USB plug 22 or Mini USB plug 23 of the adapter device 2 is inserted into the docking slot of the external electronic device 6, so that the data of the electronic device 6 passes through The Micro USB plug 22 or Mini USB plug 23 is sent to the host terminal 4 for reading, so that the Micro USB plug 22 and Mini USB plug 23 can be docked with 6 slots of external electronic devices with different connection interfaces, and the host terminal 4 can receive And it is applicable to many types of electronic devices 6 .

The above-mentioned host terminal 4 itself can provide wireless transmission and reception of external Bluetooth device 5 signals directly through the portable Bluetooth device, and the host terminal 4 and Bluetooth device 5 can be desktop computers, notebook computers, personal digital assistants (PDA) , mobile device (mobile phone) or multifunctional business machine, etc.; and the electronic device 6 connected to the adapter device 2 can be a storage device (such as a flash drive, an external hard disk, etc.), an indicator input device (mouse, joystick, external type keyboard), audio-visual device (MP3 (MPEG Layer 3), digital camera or digital video camera, etc., communication device (mobile phone), personal digital assistant (PERSONAL DIGITAL ASSISTANT, referred to as PDA), expansion device (hub, external disk drive, external CD-ROM, card reader, etc.), printers, scanners or keyboards and other peripheral equipment.

The main body 1 can also be further molded by plastic injection, and coated on the outside of the circuit board 12, so that the front USB plug 13 is exposed to form a connector type (male plug or female socket), and the positioning part on the main body 1 11 Place the adapter device 2 in place to form a light, thin, short and small overall volume of the portable bluetooth device, which conforms to the miniaturization design concept of electronic products, and is easy to carry and use, and does not take up space. Portable Bluetooth device.

The Micro USB plug 22 and the Mini USB plug 23 of the above-mentioned adapter device 2 are installed on both sides of the base 21, so that the wire head 31 of the transmission line 3 is placed in the base 21, and the wire head 31 can be placed at the end. The bifurcated line is connected to the Micro USB plug 22 terminal pin and the Mini USB plug 23 terminal pin. When using the Micro USB plug 22 or Mini USB plug 23, the two can be directly used as signal transmission without the function of an electrical device. However, the transfer The interface mode of the Micro USB plug 22 and the Mini USB plug 23 of the connecting device 2 can also be used by setting an IC chip on the circuit board 12 to convert the format of the two plug specifications. USB plug 22, Mini USB plug 23 transmission data characteristics, as utilizing this simple modification or other equivalent structural changes to form, all should be included in the patent scope of the present utility model in like manner.

Furthermore, the adapter device 2 accommodated in the positioning portion 11 of the main body 1 in the above description is mainly connected with a Micro USB plug 22 and a Mini USB plug 23 with a miniaturized structure on both sides of the base 21, so that the main body 1 is combined with a miniaturized When the transmission plug structure is adopted, a thin, light and small portable Bluetooth device can be formed, but the transmission plug is not limited to the Micro USB plug 22 and the Mini USB plug 23 specifications.

And the portable bluetooth device of the present utility model protects key point and can improve existing technical key and lies in:

The upper positioning part 11 of the main body 1 accommodates the adapter device 2 connected to the transmission line 3, and the adapter device 2 is provided with a Micro USB plug 22 and a MiniUSB plug 23 on both sides of the base part 21, which can be pulled out of the positioning part 11. , and a circuit board 12 with a bluetooth module 122 is provided in the main body 1. When the USB plug 13 in front of the main body 1 is plugged into the external host terminal 4, the bluetooth module 122 can receive the signal of the external bluetooth device 5 in a wireless detection mode. At the same time, the Micro USB plug 22 or MiniUSB plug 23 of the adapter device 2 can be plugged into the external electronic device 6 in addition, so that the portable bluetooth device of the present utility model can be used for docking with external electronic devices 6 of different connection interfaces, and can be connected with the external electronic device 6. The bluetooth device 5 is a two-way wireless transmission effect, which achieves wide applicability, conforms to market demand, improves economic benefits, increases users' desire to purchase and adds value to portable bluetooth devices. And equivalent structural changes, all should be included in the patent scope of the present utility model in the same way.

The above description is only illustrative of the present utility model, rather than restrictive. Those of ordinary skill in the art understand that many modifications and changes can be made without departing from the spirit and scope defined by the following appended claims. , or equivalent, but all will fall within the protection scope of the present utility model.

Claims (8)

1, a kind of Portable Bluetooth device includes body, switching device and transmission line, it is characterized in that,

Described body top is provided with for the fixing location division of switching device, is provided with the circuit board of tool central processing unit and bluetooth module in described body, and described body the place ahead is provided with the USB plug of the default host side of pegging graft again;

Described switching device is provided with movable base portion of pulling out outside the described location division, and a side of described base portion is provided with the Micro USB plug, and the opposite side of described base portion is provided with the Mini USB plug;

Described transmission line is for being positioned at described location division one side, described transmission line is positioned at described location division one side, described transmission line one side extension is provided with the wire rod head end that is connected on the circuit board, the opposite side of described transmission line extends and is provided with the wire rod head end that is connected in base portion, described wire rod head end in described base portion the tap both sides to Micro USB plug and Mini USB plug.

2, Portable Bluetooth device as claimed in claim 1, it is characterized in that, location division one side of described body is provided with the buckle slot of packing into for the Micro USB plug contraposition of switching device, and the location division opposite side of described body is provided with the registration holes of packing into for the Mini USB plug contraposition of switching device.

3, Portable Bluetooth device as claimed in claim 1, it is characterized in that, described body comprises upper shell and the lower house that coats outside the described circuit board, and the formed slotted eye in described location division is opened on the described upper shell, and described circuit board is accommodated in the lower house that is positioned opposite side.

4, Portable Bluetooth device as claimed in claim 1 is characterized in that, the Micro USB plug or the Mini USB plug of described switching device are inserted on the external electronic.

5, Portable Bluetooth device as claimed in claim 1 is characterized in that, the wire rod head end of described transmission line and switching device are T font connection status.

6, Portable Bluetooth device as claimed in claim 1 is characterized in that, described transmission line one side line material head end is the bifurcated state and is connected on the terminal supportor of described Micro USB plug terminal supportor and described Mini USB plug.

7, Portable Bluetooth device as claimed in claim 1 is characterized in that, the signal of the outside blue-tooth device of the bluetooth module wireless receiving of described body interior circuit board also transfers on the host side.

8, Portable Bluetooth device as claimed in claim 7 is characterized in that, the outside blue-tooth device of described host side and described wireless receiving is desktop computer, notebook computer, personal digital assistant, mobile device or multifunctional paper feeding machine.

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