CN211909059U - A portable integrated speaker microphone - Google Patents

Abstract

The utility model discloses a portable integrated sound box microphone, comprising: a sound box unit, a microphone unit and a handle unit; the microphone unit comprises a microphone head arranged above the sound box unit and a directional microphone inside the microphone head; the sound box unit comprises a box body and a directional microphone inside the microphone head; At least one horn inside; the handle unit is hinged to the bottom of the box body, the upper end face of the handle unit is provided with a latch, the bottom of the box body is provided with a slot for accommodating and fixing the latch, the rear end of the box body has a groove, the handle unit It can be turned up and accommodated in the groove, and the inner wall of the groove is provided with a retractable buckle component, and the buckle component is used to buckle and fix the handle unit accommodated in the groove. In the utility model, since the handle unit can be turned upward and accommodated in the groove of the box body, the volume can be reduced and it is convenient to carry; and the integrated speaker microphone in this state takes the bottom of the box body as the bottom surface, and can be placed on the table stably for use, instead of having to hold it all the time.

Description

A portable integrated speaker microphone

technical field

The utility model relates to the technical field of acoustics, in particular to a portable integrated speaker microphone.

Background technique

Currently, a microphone-speaker integrated device has appeared, that is, a speaker that can play music, accompaniment and vocals is added to a microphone, and the microphone and the speaker are combined into one. For example, the Chinese utility model patent with the patent number of "201820416494.5" discloses an integrated speaker microphone, which includes a handle, a middle box and a microphone head, and a speaker is arranged in the middle box. In the integrated device, the human voice collected by the microphone can be played through the speaker after being processed and amplified by the circuit, and the speaker can simultaneously play music to form an accompaniment.

In practice, it has been found that this kind of microphone-speaker integrated device has a bulky structure and is not portable enough after a speaker and a microphone are set as one.

Utility model content

The purpose of the utility model is to provide a portable integrated speaker microphone.

For achieving the above object, the technical scheme adopted by the present utility model is as follows:

A portable integrated sound box microphone, comprising: a sound box unit, a microphone unit and a handle unit; the microphone unit includes a microphone head arranged above the sound box unit and a microphone installed inside the microphone head, and the microphone is directed to The sound box unit includes a box body and at least one speaker installed in the box body; the handle unit is hinged on the bottom of the box body, and the upper end surface of the handle unit is provided with a protruding latch, and the box The bottom of the body is provided with a slot for accommodating and fixing the pin, the rear end of the box has a groove, the handle unit can be turned up and accommodated in the groove, and the inner wall of the groove is provided with a groove. A retractable snap component is used for snap-fixing the handle unit accommodated in the groove.

As can be seen from the above technical solutions, the embodiments of the present utility model have the following advantages:

The utility model relates to an integrated speaker microphone. After the signal output by the microphone unit is processed and amplified by the circuit board, it is output to the speaker unit and can be played immediately. Moreover, the speaker unit can play other audio source signals at the same time, so as to achieve the purpose of accompaniment singing and forming background music. In particular, the handle unit is hinged to the bottom of the box body, so that the handle unit can be turned upward and accommodated in the groove at the rear end of the speaker unit box. In this way, on the one hand, by turning the handle unit over, the whole integrated speaker microphone can be reduced in size. On the other hand, after the handle unit is turned up, the bottom of the speaker unit becomes the bottom of the entire integrated speaker microphone, so the integrated speaker microphone in this state can be placed stably on the desktop or It can be used on other countertops without having to hold it all the time, so as to achieve the purpose of freeing hands.

In a further implementation, the speaker unit may include two tweeters and two woofers, and the two woofers are respectively connected to the two passive radiators provided at the left and right ends of the box through a bent sound tube, so The inner diameter of the bent sound tube gradually increases from one end connected to the woofer to the other end connected to the passive radiator. The configuration of the tweeter, woofer and bending sound tube enhances the sense of space and layering of the sound quality of the speaker, making the sound quality more transparent and clear, especially the inner diameter of the bending sound tube gradually increases and the end is connected to passive radiation It can effectively enhance the thickness of the bass.

Description of drawings

The accompanying drawings that need to be used in the description of the embodiments will be briefly introduced below:

1 is a perspective view of a portable integrated speaker microphone provided by an embodiment of the present invention;

2 is a front view of a portable integrated speaker microphone provided by an embodiment of the present invention;

3 is a cross-sectional view of a portable integrated speaker microphone provided by an embodiment of the present invention;

4 is a longitudinal section view of a portable integrated speaker microphone provided by an embodiment of the present invention;

5 is a folded view of a portable integrated speaker microphone provided by an embodiment of the present invention.

Detailed ways

In order to enable those skilled in the art to better understand the solutions of the present invention, the technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described The embodiments are only some of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

The terms "first", "second", "third" and the like in the description and claims of the present invention and the above drawings are used to distinguish different objects, rather than to describe a specific order. Furthermore, the terms "comprising" and "having" and any variations thereof are intended to cover non-exclusive inclusion. For example, a process, method, system, product or device comprising a series of steps or units is not limited to the listed steps or units, but optionally also includes unlisted steps or units, or optionally also includes For other steps or units inherent to these processes, methods, products or devices.

A detailed description will be given below through specific embodiments.

Referring to FIGS. 1 to 5 , an embodiment of the present invention provides a portable integrated speaker microphone. The portable integrated speaker microphone may include a speaker unit 1 , a microphone unit 2 and a handle unit 3 .

The microphone unit 2 includes a microphone head 20 arranged above the sound box unit 1 and a microphone 21 installed inside the microphone head 20 , and the microphone 21 is a directional microphone. Preferably, the microphone 21 is a cardioid microphone or a supercardioid microphone.

The sound box unit 1 includes a box body 10 and at least one speaker installed in the box body 10 .

The handle unit 3 is hinged to the bottom of the box body 10 , so that the handle unit 3 can rotate around the hinge shaft. The upper end surface of the handle unit 3 is provided with a protruding plug, and the bottom of the box 10 is provided with a slot for accommodating and fixing the plug. When the handle unit 3 is in the vertical downward initial position, the plug is inserted in the slot and is secured in the slot.

Further, as shown in FIG. 3 , the rear end of the box body 10 has a groove 11 , so that the lateral interface of the box body 10 is in a “concave” shape. As shown in FIG. 5 , the handle unit 3 can be turned up about 180 degrees to be accommodated in the groove 11 . The inner wall of the groove 11 may be provided with a retractable snap member, which is used to snap and fix the handle unit 3 accommodated in the groove 11 .

After the handle unit 3 is turned up, the bottom of the box body 10 is called the bottom of the entire portable integrated speaker microphone, which can be conveniently and stably placed on a desktop or other table. Optionally, at least three convex pads may also be provided at the bottom of the box body 10 .

Optionally, the plug has a protruding portion, and an elastic member matching the protruding portion is provided in the slot, and the elastic member is used to clamp the protruding portion, so as to prevent the handle unit 3 to be fixed. Further, the bottom of the box body 10 is also provided with a push button connected with the elastic member. When the push button is pushed, the elastic member releases the protruding portion, and the elastic member can be turned upward at this time. Handle unit 3.

Optionally, as shown in FIG. 2 and FIG. 4 , the at least one speaker may include two tweeters 12 , and the front ends of the two tweeters 12 are respectively fixed on the left and right sides of the front end of the box body 10 respectively. 16 speaker openings. The tweeter is used to play high-frequency sound signals, such as sound signals with frequencies above 1KHz, especially 5KHz.

Optionally, as shown in FIG. 3 , the at least one speaker further includes two woofers 13 , and two passive radiators 14 are provided at the left and right ends of the box body 10 , namely the first passive radiator and the The second passive radiator, the two woofers 13 are respectively connected with the two passive radiators 14 at the left and right ends through a bending sound tube 15, and the inner diameter of the bending sound tube 15 is connected to the woofer One end of 13 gradually increases to the other end connected to the passive radiator 14 to achieve a sound amplification effect. Woofers are used for low-frequency sound signals in private rooms, such as sound signals with frequencies below 1KHz, especially 256Hz.

Optionally, as shown in FIG. 2 , another passive radiator 14 is also provided in the middle part of the front end of the box 10 , that is, a third passive radiator, and the third passive radiator 14 is located in the two speakers. between openings 16 . When the two tweeters 12 vibrate and emit sound, the air in the inner space of the box body 10 vibrates accordingly, thereby pushing the third passive radiator to vibrate and emit sound as a supplement to the tweeters 12 .

Optionally, it also includes a circuit board arranged inside the handle 3 or inside the box 10, and a number of control buttons arranged on the surface of the handle 3 or the box 10, the circuit board and the The microphone 21, the at least one speaker and the control button are electrically connected. The circuit board is provided with an audio processing circuit, an amplifying circuit, etc., and the prior art can be used, which will not be described in detail herein. The control keys may include a play key, a fast forward key, a volume key, etc., which will not be described in detail.

Above, the utility model discloses a portable integrated speaker microphone, the signal output by the microphone unit is processed and amplified by the circuit board circuit, and then output to the speaker unit for immediate playback. Moreover, the speaker unit can play other audio source signals at the same time, so as to achieve the purpose of accompaniment singing and forming background music.

In particular, the handle unit is hinged to the bottom of the box body, so that the handle unit can be turned upward and accommodated in the groove at the rear end of the speaker unit box. In this way, on the one hand, by turning the handle unit over, the whole integrated speaker microphone can be reduced in size. On the other hand, after the handle unit is turned up, the bottom of the speaker unit becomes the bottom of the entire integrated speaker microphone, so the integrated speaker microphone in this state can be placed stably on the desktop or It can be used on other countertops without having to hold it all the time, so as to achieve the purpose of freeing hands.

In a further implementation, the speaker unit may include two tweeters and two woofers, and the two woofers are respectively connected to the two passive radiators provided at the left and right ends of the box through a bent sound tube, so The inner diameter of the bent sound tube gradually increases from one end connected to the woofer to the other end connected to the passive radiator. The configuration of the tweeter, woofer and bending sound tube enhances the sense of space and layering of the sound quality of the speaker, making the sound quality more transparent and clear, especially the inner diameter of the bending sound tube gradually increases and the end is connected to passive radiation It can effectively enhance the thickness of the bass.

The utility model is suitable for various industries and various application scenarios. The utility model is particularly suitable for the tourism industry, as amplifying equipment for tour guides to explain; and for classroom teaching, as amplifying equipment for teachers to give lectures; of course, it can also be used in scenes such as family entertainment; this article will not list them one by one.

The above-mentioned embodiments are only used to illustrate the technical solutions of the present invention, but not to limit them; those of ordinary skill in the art should understand that the technical solutions described in the above-mentioned embodiments can still be modified, or some of the technical solutions can be modified. The features are equivalently replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (5)

1. a portable integrated speaker microphone, is characterized in that, comprises: Speaker unit, microphone unit and handle unit; The microphone unit includes a microphone head arranged above the sound box unit and a microphone installed inside the microphone head, and the microphone is a directional microphone; the sound box unit includes a box body and at least one installed in the box body. a horn; The handle unit is hinged to the bottom of the box, the upper end surface of the handle unit is provided with a protruding plug, the bottom of the case is provided with a slot for accommodating and fixing the plug, and the The rear end has a groove, and the handle unit can be turned up and accommodated in the groove. The inner wall of the groove is provided with a retractable buckle part, and the buckle part is used for assembling in the groove. The handle unit inside is snap-fastened. 2. The portable integrated speaker microphone according to claim 1, characterized in that, The plug has a protruding portion, and an elastic member matching the protruding portion is arranged in the slot, and the elastic member is used to clamp the protruding portion, and the bottom of the box is also provided with A push button connected with the elastic member, when the push button is pushed, the elastic member releases the protruding portion. 3. The portable integrated speaker microphone according to claim 1 or 2, characterized in that, The at least one speaker includes two tweeters, and the front ends of the two tweeters are respectively fixed at the speaker openings respectively opened on the left and right sides of the front end of the box body. 4. The portable integrated speaker microphone according to claim 1 or 2, characterized in that, The at least one speaker also includes two woofers, and two passive radiators are also provided at the left and right ends of the box. The radiator is connected, and the inner diameter of the bent sound tube gradually increases from one end connected to the woofer to the other end connected to the passive radiator. 5. The portable integrated speaker microphone according to claim 1 or 2, characterized in that, It also includes a circuit board arranged inside the handle or inside the box, and a number of control buttons arranged on the handle surface or the box surface. The circuit board is connected to the microphone and the at least one speaker. and the control buttons are electrically connected.

Images