Novel wireless microphone

Abstract

The utility model relates to the technical field of microphones, and particularly discloses a novel wireless microphone which comprises a net head, a support, a net rack, an upper tube, a lower tube, a rear cover and a circuit board, the support is installed in the upper tube, the upper tube is detachably connected with the net rack and the lower tube, the net head is installed on the net rack, the rear cover is installed on the side face of the lower tube, and the circuit board is installed on the lower tube. The circuit board is installed on the support, a battery and keys which are electrically connected with the circuit board are installed on the upper tube, and the circuit board comprises an antenna circuit and a main control circuit electrically connected with the antenna circuit. According to the wireless microphone, the antenna circuit is additionally arranged on the built-in circuit board, so that the transmission stability of antenna signals is improved, the problems of disconnection, sound break and delay noise in the use process of the existing wireless microphone are solved, the wireless microphone has higher sensitivity and signal-to-noise ratio, and the wireless microphone is relatively simple in overall structure and convenient to use. And the assembly is more convenient, the assembly efficiency is higher, and the labor cost is saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to microphone technical field, especially a novel wireless microphone. BACKGROUND

[0002] The microphone is a common sensor for converting sound signals into electric signals, generally comprising a net head, a handle, an acoustic-electric conversion device, a signal transmission device and a signal transmission switch, the net head is connected with the handle, the net head is internally provided with the acoustic-electric conversion device, the handle is internally provided with the signal transmission device, the handle is externally provided with the signal transmission switch, the acoustic-electric conversion device is connected with the signal transmission device, the signal transmission device is connected with the switch, the transmission of sound signals is controlled by the switch, and the signal transmission device can be wired or wireless. SUMMARY

[0003] The utility model provides a novel wireless microphone, through increasing the antenna circuit on the built-in circuit board, improves the transmission stability of the antenna signal, solves the problem that the existing wireless microphone appears in the use process drop line broken sound, delay noise, makes wireless microphone have higher sensitivity and signal to noise ratio, and the overall structure is relatively simple, and it is more convenient to assemble, and the assembly efficiency is higher, saves the labor cost.

[0004] To solve the above technical problems, the technical scheme of the utility model is:

[0005] A novel wireless microphone, including net head, support, net frame, upper pipe, lower pipe, back cover and circuit board, the support is installed in the upper pipe, the upper pipe is detachably connected with the net frame and lower pipe respectively, the net head is installed on the net frame, the back cover is installed on the side surface of the lower pipe, the circuit board is installed on the support, the upper pipe is installed with the battery and the button which are electrically connected with the circuit board, and the circuit board comprises an antenna circuit and a main control circuit which is electrically connected with the antenna circuit.

[0006] Preferably, the main control circuit comprises a main control chip U2, a capacitor C7 and a capacitor C8, and the capacitor C7 and the capacitor C8 are connected with the main control chip U2.

[0007] Preferably, the antenna circuit comprises an antenna ANT1, a resistor R3, a capacitor C7 and a capacitor C8, the antenna ANT1 and the capacitor C7 are connected with one end of the resistor R3, the other end of the resistor R3 and the capacitor C8 are connected with the fourth pin of the master chip U2.

[0008] Preferably, the bottom of the net frame is sleeved with a net ring, and the net frame is threadedly connected with the net head and the upper pipe respectively.

[0009] Preferably, a lens mounting through hole is formed in the outer side of the upper pipe, a lens is mounted in the lens mounting through hole, and a pusher is mounted on the lens.

[0010] Preferably, a battery mounting groove is formed in the upper pipe, and a battery is mounted on the battery mounting groove.

[0011] The novel wireless microphone has the following beneficial effects: the support in the microphone is mounted in the upper pipe, the upper pipe is detachably connected with the net frame and the lower pipe, the net head is mounted on the net frame, the rear cover is mounted on the side surface of the lower pipe, the circuit board is mounted on the support, the upper pipe is mounted with the battery and the button which are electrically connected with the circuit board, the circuit board comprises the antenna circuit and the master control circuit which is electrically connected with the antenna circuit, the antenna circuit is arranged on the built-in circuit board, the transmission stability of the antenna signal is improved, the problems of line drop, sound break, time delay and noise in the prior art wireless microphone during use are solved, the wireless microphone has higher sensitivity and signal-to-noise ratio, the user experience effect is good, the overall structure is relatively simple, the installation space in the wireless microphone is optimized, the wireless microphone is more convenient and efficient to assemble, and the labor cost is saved. BRIEF DESCRIPTION OF DRAWINGS

[0012] Fig. 1 is an exploded view of the utility model;

[0013] Fig. 2 is a perspective view of the utility model;

[0014] Fig. 3 is a circuit principle diagram of the circuit board in the utility model;

[0015] In the drawing, 1 is a net head, 2 is a support, 3 is a net frame, 4 is an upper pipe, 5 is a lower pipe, 6 is a rear cover, 7 is a circuit board, 8 is a battery, 9 is a button, 10 is a net ring, 11 is a lens mounting through hole, 12 is a lens, 13 is a pusher, and 14 is a battery mounting groove. DETAILED DESCRIPTION

[0016] The specific embodiments of this utility model will be further described below with reference to the accompanying drawings. It should be noted that these descriptions are for the purpose of aiding understanding of this utility model, but do not constitute a limitation thereof. Furthermore, the technical features involved in the various embodiments of this utility model described below can be combined with each other as long as they do not conflict with each other.

[0017] In the description of this utility model, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.

[0018] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of that feature. In the description of this utility model, "a plurality of" means at least two, such as two, three, etc., unless otherwise explicitly specified.

[0019] like Figs. 1-3 As shown, the new wireless microphone includes a mesh head 1, a bracket 2, a mesh frame 3, an upper tube 4, a lower tube 5, a back cover 6, and a circuit board 7. The bracket 1 is installed inside the upper tube 4, and the upper tube 4 is detachably connected to both the mesh frame 3 and the lower tube 4. The mesh head 1 is installed on the mesh frame 3, and the back cover 6 is installed on the side of the lower tube 5. The circuit board 7 is installed on the bracket 2. A battery 8 and a button 9, which are electrically connected to the circuit board 7, are installed on the upper tube 4. The circuit board 7 includes an antenna circuit and a main control circuit electrically connected to the antenna circuit. It can be understood that the circuit board 7 can be a general microphone control circuit board, the battery 8 can be a general lithium battery, and the mesh head 1 can be a general microphone head.

[0020] Specifically, the main control circuit includes a main control chip U2, capacitors C7 and C8, both of which are connected to the main control chip U2. The antenna circuit includes an antenna ANT1, a resistor R3, capacitors C7 and C8, with ANT1 and C7 connected to one end of resistor R3. The other end of resistor R3 and capacitor C8 are both connected to the fourth pin of the main control chip U2. It is understood that the main control chip U2 can be a WS830 chip, etc.

[0021] Specifically, the bottom of the net frame 3 is sleeved with a net ring 10, the net frame 3 is respectively screwed with the net head 1 and the upper pipe 4; the outer side of the upper pipe 4 is provided with a lens mounting through hole 11, a lens 12 is mounted in the lens mounting through hole 11, and a pusher 13 is mounted on the lens 12; the upper pipe 4 is provided with a battery mounting groove 14, and the battery 8 is mounted on the battery mounting groove 14.

[0022] It can be understood that the utility model discloses reasonable design, unique structure, through the antenna circuit of built-in circuit board 7 increasing setting, improve the transmission stability of antenna signal, solve the problem of the existing wireless microphone in the use process appears to drop line broken sound, delay noise, make wireless microphone have higher sensitivity and signal to noise ratio, and the user experience effect is good, and the overall structure is relatively simple, also optimized the installation space of wireless microphone inside, and the assembly is more convenient, and the assembly efficiency is higher, saves the manual cost.

[0023] The embodiments of the utility model are described in detail in combination with the drawings, but the utility model is not limited to the described embodiments. For those skilled in the art, various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, and still fall within the protection scope of the utility model.

Claims

1. A new wireless microphone characterized by: Including net head, support, net frame, upper pipe, lower pipe, back cover and circuit board, the support is installed in the upper pipe, the upper pipe is respectively with the net frame and lower pipe can be detached connection, the net head is installed on the net frame, the back cover is installed on the side of the lower pipe, the circuit board is installed on the support, the upper pipe is installed with the battery and button which are electrically connected with the circuit board, the circuit board includes antenna circuit and main control circuit which are electrically connected with the antenna circuit.

2. The new wireless microphone of claim 1, wherein: The main control circuit includes main control chip U2, capacitor C7 and capacitor C8, the capacitor C7 and capacitor C8 are connected with the main control chip U2.

3. The new wireless microphone of claim 1, wherein: The antenna circuit includes antenna ANT1, resistance R3, capacitor C7 and capacitor C8, the antenna ANT1 and capacitor C7 are connected with one end of the resistance R3, the other end of the resistance R3 and capacitor C8 are connected with the fourth pin of the main control chip U2.

4. The new wireless microphone of claim 1, wherein: The bottom outside of the net frame is sleeved with a net ring, the net frame is respectively screwed with the net head and upper pipe.

5. The new wireless microphone of claim 1, wherein: The outside of the upper pipe is provided with lens mounting through hole, the lens is installed in the lens mounting through hole, the lens is installed with a pusher.

6. The new wireless microphone of claim 1, wherein: The battery mounting recess is set in the upper pipe, the battery is installed on the battery mounting recess.

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