CN204616067U - An Improved Stereo Bluetooth Headset - Google Patents

Abstract

The utility model belongs to the technical field of the earphone technique and specifically relates to indicate a stereo bluetooth headset of modified. The earphone comprises a left earphone, a right earphone and an earphone connecting wire connected between the left earphone and the right earphone; a Bluetooth circuit board is arranged in the shell of the left earphone, and a rechargeable battery is arranged in the shell of the right earphone; the utility model fixes the Bluetooth antenna and the USB charging seat on the Bluetooth circuit board of the left earphone, and the other end of the Bluetooth antenna is arranged between the USB charging seat and the through hole, so that the Bluetooth antenna is far away from the ear canal of the user, and the influence of the human body on the radiation characteristic of the antenna is reduced; still have the rechargeable battery to set up in the casing of right earphone, separately set up functional element and power, reduce the spatial position who occupies single earphone for the major structure of earphone can design more small and exquisite light, and it is convenient comfortable more to use, can reduce the area of circuit board and the efficiency that improves the antenna moreover effectively.

Description

An Improved Stereo Bluetooth Headset

technical field

The utility model relates to the technical field of earphones, in particular to an improved stereo bluetooth earphone.

Background technique

In recent years, the Bluetooth technology in the field of wireless communication has made the communication between multiple devices convenient and fast. Among them, Bluetooth headsets are widely used in mobile phones, car multimedia and other scenarios. Wherein, mobile phones, notebook computers, etc. mostly have the function of Bluetooth transmission, so users can communicate with electronic products through Bluetooth wireless earphones to listen to music. However, the known bluetooth wireless earphones usually use a coaxial transmission line as an antenna or set a chip antenna on the main board. The former design method causes the efficiency of the antenna to decrease, while the latter design method causes the area of the circuit board to increase, and reduce the efficiency of the antenna.

Utility model content

The utility model provides an improved stereo bluetooth earphone aiming at the problems of the prior art, which can not only reduce the volume of the earphone, but also effectively reduce the area of the circuit board and improve the efficiency of the antenna.

In order to solve the above technical problems, the utility model adopts the following technical solutions:

An improved stereo bluetooth earphone, comprising a left earphone, a right earphone and an earphone connecting line connected between the left earphone and the right earphone; a bluetooth circuit board is housed in the shell of the left earphone, and a bluetooth circuit board is housed in the shell of the right earphone A rechargeable battery is housed; the bluetooth circuit board is provided with a USB charging stand and a bluetooth antenna, and a through hole for accommodating the USB charging stand is provided at the rear end of the shell of the left earphone, and one end of the bluetooth antenna is fixed on On the Bluetooth circuit board, the other end of the Bluetooth antenna is set between the USB charging stand and the through hole.

Preferably, the Bluetooth antenna is an FPC antenna, one end of the FPC antenna is an antenna feed point, and the antenna feed point is welded and fixed on the Bluetooth circuit board, and the other end of the FPC antenna is set as a ring-shaped radiation antenna body, The radiating antenna body is sleeved on the outside of the USB charging stand.

Wherein, the insertion port of the USB charging stand is provided with a USB rubber plug for avoiding the exposure of the USB charging stand, and the rear end of the housing of the left earphone is provided with a housing adapted to the shape of the USB plug. The concave cavity, the USB rubber plug is installed in the receiving cavity with interference fit.

Wherein, the earphone connection line is provided with a wire controller capable of corresponding control operations, and the wire controller includes a button top shell and a bottom shell that can be combined with each other, and a button and bottom shell are arranged in the middle of the button top shell and the bottom shell. The PCB control circuit board that the earphone is connected to; the PCB control circuit board is provided with a plurality of control buttons, and one side of the control button is provided with a control button that is convenient for the user to perform corresponding control operations, and the top of the button of the control button Protrude the key cover.

Preferably, the rechargeable battery is a cylindrical battery, and a circular battery cavity is provided in the casing of the right earphone, and the cylindrical battery is inserted into the circular battery cavity.

Wherein, both the left earphone and the right earphone are provided with arc-shaped earhooks made of elastic materials, the arc-shaped earhooks are provided with socket parts, and the arc-shaped earhooks are installed on the left earphone through the socket parts and the housing of the right earphone.

Further, a reinforcing connection part for preventing deformation of the hook part is provided between the hook part and the sleeve part of the arc-shaped ear hanger.

The beneficial effects of the utility model:

The utility model provides an improved stereo bluetooth earphone, the bluetooth antenna and the USB charging stand are fixedly arranged on the bluetooth circuit board of the left earphone, and the other end of the bluetooth antenna is arranged between the USB charging stand and the through hole, so that the bluetooth The antenna is far away from the user's ear canal to reduce the influence of the human body on the radiation characteristics of the antenna; there is also a rechargeable battery installed in the housing of the right earphone, and the functional components and power supply are set separately to reduce the space occupied by a single earphone, making the main structure of the earphone It can be designed to be smaller and lighter, more convenient and comfortable to use, and can effectively reduce the area of the circuit board and improve the efficiency of the antenna.

Description of drawings

Fig. 1 is a stereogram of an improved stereo bluetooth earphone of the present invention.

Fig. 2 is a perspective view of an improved stereo bluetooth earphone of the present invention when the housing is hidden.

Fig. 3 is a schematic structural diagram of the wire controller of the present invention.

Fig. 4 is a structural schematic diagram of a bluetooth circuit board and an FPC antenna in the present invention.

Fig. 5 is a schematic diagram of the structure of the arc-shaped earhooks of the present invention.

Reference numerals in Figures 1 to 5 include:

1—Left earphone 2—Right earphone

3—Earphone cable 4—Bluetooth circuit board

5—USB charging stand 6—Bluetooth antenna

7—radiating antenna body 8—USB rubber plug

9—accommodating cavity 10—wire controller

11—Button shell 12—Bottom shell

13—PCB control circuit board 14—Control button

15—rechargeable battery 16—curved earhook

17—Socket part 18—Hook part

19—Strengthen the connecting part.

Detailed ways

In order to facilitate the understanding of those skilled in the art, the utility model will be further described below in conjunction with the embodiments and accompanying drawings, and the contents mentioned in the implementation modes are not limitations of the utility model. Referring to Fig. 1 to Fig. 5, the utility model will be described in detail below in conjunction with the accompanying drawings.

An improved stereo bluetooth earphone provided by the utility model includes a left earphone 1, a right earphone 2 and an earphone connection line 3 connected between the left earphone 1 and the right earphone 2, and the connection between the left earphone 1 and the right earphone 2 is realized by the connection line 3. Right earphone 2 electric signal transmission; Bluetooth circuit board 4 is housed in the housing of described left earphone 1, and rechargeable battery 15 is housed in the housing of described right earphone 2; USB charging stand 5 and The bluetooth antenna 6 is provided with a through hole for accommodating the USB charging stand 5 at the rear end of the housing of the left earphone 1, one end of the bluetooth antenna 6 is fixed on the bluetooth circuit board 4, and the other end of the bluetooth antenna 6 is set Between the USB charging stand 5 and the through hole. As can be seen from Fig. 1 and Fig. 2, the utility model fixes the bluetooth antenna 6 and the USB charging stand 5 on the bluetooth circuit board 4 of the left earphone 1, wherein the other end of the bluetooth antenna 6 is arranged between the USB charging stand 5 and the through hole In other words, the bluetooth antenna 6 realizes an external design, which can effectively reduce the area of the circuit board. At the same time, it also keeps the Bluetooth antenna 6 away from the user's ear canal, reduces the influence of the human body on the antenna radiation characteristics, and improves the efficiency of the Bluetooth antenna 6, further making the receiving and transmitting distance of the Bluetooth antenna 6 farther. In addition, the rechargeable battery 15 is arranged in the housing of the right earphone 2, which separates the functional components from the power supply, reduces the space occupied by a single earphone, and makes the main body structure of the earphone more compact and portable. More convenient and comfortable.

Preferably, the Bluetooth antenna 6 is an FPC antenna, one end of the FPC antenna is an antenna feed point, and the antenna feed point is welded and fixed on the Bluetooth circuit board 4, and the other end of the FPC antenna is set as a circular radiation antenna body 7, and the radiation antenna body 7 is socketed on the outside of the USB charging stand 5. The FPC antenna is simple in structure, thin and compact, which helps to design the earphone body to be thinner and smaller; moreover, it has high sensitivity and good signal reception.

In the present utility model, the insertion port of the USB charging stand 5 is provided with a USB rubber plug 8 for avoiding the exposure of the USB charging stand 5. When the USB charging stand 5 needs to be used for charging, the USB charging stand 5 can be unplugged USB rubber plug 8; when the charging is completed, the USB plug 8 can be blocked the insertion port of the USB charging stand 5, effectively preventing external dust from accumulating on the USB charging stand 5, and also preventing external dust from entering the inside of the earphone middle. The rear end of the casing of the left earphone 1 is provided with an accommodating cavity 9 matching the shape of the USB plug 8 , and the USB plug 8 is installed in the accommodating cavity 9 with an interference fit. When the USB plug 8 blocks the USB charging stand 5, the USB plug 8 also completes the cavity 9, so that the appearance of the earphone does not seem to have a gap, so that the appearance of the earphone is more attractive and elegant.

In the present utility model, the earphone connection line 3 is provided with a wire controller 10 capable of corresponding control operations. A PCB control circuit board 13 connected to the earphone is provided in the middle of the shell 11 and the bottom case 12; a plurality of control buttons are provided on the PCB control circuit board 13, and a control button is provided on one side of the control button to facilitate the user to make corresponding adjustments to it. The control button 14 for controlling the operation, the top of the button of the control button 14 protrudes from the button cover 11, which is convenient for the user to perform corresponding operations, and at the same time can bring a good button feeling to the user. The corresponding operations that the user can perform by pressing the control button 14 include playing or pausing, or turning up or down the volume and so on. The PCB control circuit board 13 is arranged in the middle of the button surface case 11 and the bottom case 12, so that the volume of the wire controller 10 does not need to be made so large, and can be made smaller and more delicate, so as to satisfy users. aesthetic requirements.

Preferably, the rechargeable battery 15 is a cylindrical battery, and a circular battery cavity is provided in the casing of the right earphone 2, and the cylindrical battery is inserted into the circular battery cavity. The cylindrical battery has the characteristics of good charge and discharge cycle performance, stable output voltage, high current discharge and electrochemical stability, which can effectively extend the working time of the Bluetooth headset.

In the present utility model, the left earphone 1 and the right earphone 2 are provided with arc-shaped earhooks 16 made of elastic materials, and the arc-shaped earhooks 16 are provided with sleeve parts 17, wherein the arc-shaped The earhook 16 and the socket portion 17 are injection-molded as an integral structure. When the arc-shaped earhook 16 is installed on the shells of the left earphone 1 and the right earphone 2 through the socket portion 17, the installation position of the arc-shaped earhook 16 is determined. Fixed, will not loose phenomenon.

The hook part 18 in the utility model is made of elastic material, although it is fitted closer to the ear of the consumer, it cannot avoid loosening or slipping due to excessive movement. Further, a reinforced connecting portion 19 for preventing deformation of the hook portion 18 is provided between the hook portion 18 and the sleeve portion 17 of the arc-shaped ear hook 16 . The reinforced connection part 19 is integrated with the hook part 18, and the hook part 18 is not easily deformed, which solves the phenomenon of loosening or slipping, and reduces the adverse effects on the quality of communication and wearing comfort caused by the deformation of the earhook device.

The above content is only a preferred embodiment of the present utility model. For those of ordinary skill in the art, according to the idea of the present utility model, there will be changes in the specific implementation and scope of application. The content of this specification should not be understood as Limitations on the Invention.

Claims (7)

1. the I tech clip S improved, the earphone connecting line including left earphone, right earphone and be connected between left earphone and right earphone; The housing of described left earphone is built with Bluetooth circuit plate, and the housing of described right earphone is built with rechargable battery; It is characterized in that: described Bluetooth circuit plate is provided with USB cradle and Bluetooth antenna, the through hole of accommodating described USB cradle is provided with in the housing rear end portion of left earphone, one end of described Bluetooth antenna is fixed on Bluetooth circuit plate, and the other end of Bluetooth antenna is arranged between USB cradle and through hole.

2. the I tech clip S of a kind of improvement according to claim 1, it is characterized in that: described Bluetooth antenna is FPC antenna, one end of described FPC antenna is antenna feed point, described antenna feed point is fixedly welded on Bluetooth circuit plate, the other end of described FPC antenna is set to the radiating antenna body of annular, and described radiating antenna body is socketed on the outside of USB cradle.

3. the I tech clip S of a kind of improvement according to claim 1, it is characterized in that: the insert port place of described USB cradle is provided with one for avoiding the USB plug that described USB cradle is exposed, the housing rear end portion of described left earphone is provided with the accommodation cavity suitable with the profile of USB plug, and described USB plug interference fit is installed on to be held in cavity.

4. the I tech clip S of a kind of improvement according to claim 1, it is characterized in that: described earphone connecting line is provided with the line control machine that can carry out corresponding control operation, described line control machine includes the button face-piece and drain pan that can combine mutually, is provided with the PCB control circuit board be connected with earphone in button face-piece and the centre of drain pan; Described PCB control circuit board is provided with multiple control button, is provided with is convenient to user carries out corresponding control operation control button to it in the side of control button, the key-top of described control button protrudes button face-piece.

5. the I tech clip S of a kind of improvement according to claim 1, is characterized in that: described rechargable battery is cylindrical battery, is provided with circular electric cell cavity in the housing of right earphone, and cylindrical battery is plugged in circular electric cell cavity.

6. the I tech clip S of a kind of improvement according to claim 1, it is characterized in that: described left earphone and right earphone are provided with the arc ear-hang be made up of elastomeric material, described arc ear-hang is provided with socket part, and described arc ear-hang is installed on the housing of left earphone and right earphone by socket part.

7. the I tech clip S of a kind of improvement according to claim 6, is characterized in that: be provided with the reinforcement connecting portion for preventing hook portion from deforming between the hook portion of described arc ear-hang and socket part.