CN208369800U - The taper microphone of high tone quality - Google Patents

Abstract

The utility model discloses a kind of taper microphones of high tone quality, including front housing and rear shell, front housing engages to form taper accommodating cavity with rear shell, especially the mentality of designing of loudspeaker combination cone-shaped cavity, loudspeaker tonequality is possessed and is promoted in maximization, and makes microphone good appearance；It is equipped with the first loudspeaker and the first isolation element in accommodating cavity, the second isolation element is equipped between the first loudspeaker and the first isolation element, forms the closed sound chamber of truncated cone-shaped between the second isolation element and first loudspeaker；It is equipped with the second isolation element between first loudspeaker and the first isolation element, forms the closed sound chamber of truncated cone-shaped between the second isolation element and first loudspeaker；The closed sound chamber of truncated cone-shaped is formed on the first isolation element and taper accommodating cavity bottom；The sounding of first loudspeaker and the first isolation element sounding are propagated out out of taper accommodating cavity after being amplified by the closed sound chamber of truncated cone-shaped；The closed sound chamber of truncated cone-shaped promotes sound quality, removes noise；Improve sound quality purity.

Description

The taper microphone of high tone quality

Technical field

It amplifies field the utility model relates to loudspeaking, and in particular to a kind of taper microphone of high tone quality.

Background technique

Microphone (also known as microphone, microphone or microphone) is a kind of energy that voice signal can be converted to electric signal Conversion equipment；With popularizing for the entertainment selections such as K song, the application of microphone is also increasingly extensively and mature；It is filled by radio reception It sets, audio chip and reduction audio chip etc. are fastened in the shell of microphone and constitute；Patent No. CN201720379111.7 File disclose a kind of K song microphone, need only a microphone connect mobile phone, obtain the song resource abundant on network, Realize that K is sung anywhere or anytime；But the microphone of this application is in order to achieve the effect that widened audio usually will be locating for loudspeaker The shell of position is set as the shape of evagination, can be by increasing the expanded in size audio of loudspeaker and utilizing the sound of evagination The response that chamber generates expands audio, but the design of this evagination has gripping inconvenience and the inaesthetic defect of shape, because Need a kind of good appearance, and the Novel microphone that acoustical quality is good.

Utility model content

The utility model discloses a kind of taper microphone, good appearance, loudspeaker and Mikes to solve the above-mentioned problems Truncated cone-shaped sound chamber is formed between wind shell and promotes sound quality, removes noise；Increase sound purity.

In order to achieve the above object, originally practical to provide a kind of taper microphone of high tone quality, including front housing and rear shell, institute It states front housing to engage to form taper accommodating cavity with the rear shell, the first loudspeaker and the first isolation element is equipped in the accommodating cavity, Between first loudspeaker and first isolation element be equipped with the second isolation element, second isolation element with first The closed sound chamber of truncated cone-shaped is formed between loudspeaker；First isolation element and taper accommodating cavity bottom formation truncated cone-shaped are close Close sound chamber；The sounding of first loudspeaker after the closed sound chamber amplification purification of truncated cone-shaped from the taper accommodating cavity by propagating out.

Wherein, first isolation element is vibrating diaphragm or the second loudspeaker；Second isolation element be vibrating diaphragm or Third loudspeaker.

Wherein, the diameter of first loudspeaker is in 30-52mm, and the second isolation element diameter is in 25-45mm, and first Isolation element diameter is in 20-40mm.

Wherein, the front housing is that one end is wide, the narrow conical surface of the other end, forms the arc groove to narrow from the width on the inside of the conical surface； The rear shell is identical with the shape of the front housing.

Wherein, it is equipped with inner raised edge in the arc groove, forms card slot between adjacent inner raised edge；First loudspeaker, First isolation element and the second isolation element pass through the card slot and fix.

Wherein, it is equipped with positioning column in the front housing and the rear shell, is mutually aligned engaging between positioning column, described in fixation Front housing and the rear shell.

Wherein, the front housing and the rear shell are additionally provided with sound hole, and the sound hole is located at second isolation element and described Between first isolation element, the pronunciation of first loudspeaker is propagated out from the wide mouth part of the taper accommodating cavity；Described first The sounding of isolation element and first isolation element is broadcasted from the sound hole.

Wherein, it is additionally provided with the reception audio connecting with first loudspeaker in the taper accommodating cavity or is sent out sound Wireless module, main control chip and the sound pick-up of frequency；The sound pick-up is moving-coil type or condenser type；The wireless module is bluetooth mould Block and wifi module.

The utility model has the beneficial effect that compared with prior art front housing engages to form taper accommodating cavity with rear shell, Good appearance；The second isolation element is equipped between first loudspeaker and the first isolation element, the second isolation element is raised with first Closed sound chamber is formed between sound device；Closed sound chamber is formed on the first isolation element and taper accommodating cavity bottom；First loudspeaker and The sounding of one isolation element or the second isolation element by being propagated out out of taper accommodating cavity after the amplification of closed sound chamber；Truncated cone-shaped Closed sound chamber promotes sound quality, removes noise, increases microphone voice purity.

Detailed description of the invention

Fig. 1 is the utility model explosive view；

Fig. 2 is the utility model of the whole structure diagram；

Fig. 3 is the utility model main control chip module structure chart.

Main element symbol description

1, front housing 2, rear shell

3, sound pick-up 4, main control chip

5, control button 6, bluetooth unit

7, FM transmitting unit 8, WiFi module

11, sound hole 21, the first loudspeaker

22, the second isolation element 23, the first isolation element

24, positioning column 25, inner raised edge.

Specific embodiment

In order to more clearly state the utility model, the utility model is further described with reference to the accompanying drawing.

Referring to Fig. 1, a kind of taper microphone for facilitating gripping, including front housing 1 and rear shell 2, front housing 1 engage with rear shell 2 Form taper accommodating cavity, be equipped with the first loudspeaker 21 and the first isolation element 23 in accommodating cavity, the first loudspeaker 21 and first every From the second isolation element 22 is equipped between element 23, it is closed that truncated cone-shaped is formed between the second isolation element 22 and the first loudspeaker 21 Sound chamber；First isolation element 23 forms the closed sound chamber of truncated cone-shaped with taper accommodating cavity bottom；First loudspeaker 21, first isolation member Part 23 and the sounding of the second isolation element 22 after the amplification purification of closed sound chamber out of taper accommodating cavity by propagating out.

In the present embodiment, sealing plate is equipped in taper accommodating cavity and separates entire taper accommodating cavity, the first loudspeaker 21 with First isolation element 23 and the second isolation element 22 are respectively positioned on the side of sealing plate；Front housing 1 and 2 side of rear shell are additionally provided with sound hole 11, sound hole 11 is between the second isolation element 22 and the first isolation element 23；First isolation element 23 can for vibrating diaphragm or For the second loudspeaker, the second isolation element 22 is vibrating diaphragm or third loudspeaker；The pronunciation of first loudspeaker 21 is accommodated from taper The wide mouth part of chamber propagates out；The sounding of first isolation element 23 and the second isolation element 22 is propagated out from sound hole 11；Sound is in circle It is purer that sound quality is propagated out after the intracavitary multiple reflections of the closed sound of platform shape again, when the first isolation element 23 is vibrating diaphragm, the first loudspeaker The gas shock vibrating diaphragm that 21 vibration sounding generate, diaphragm oscillations form buffering and lower the tone；Vibrating diaphragm is made of silica gel piece and iron plate, The quality of iron plate by loudspeaker power decision；When the second isolation element 22 is third loudspeaker, the sounding of third loudspeaker Also it is propagated out from sound hole 11；The composition of entire pars stridulans can be a loudspeaker, two pieces of vibrating diaphragms；It is also possible to two loudspeakers With one piece of vibrating diaphragm；It is also possible to three loudspeakers；Preferably, the first isolation element 23 is the second loudspeaker, the second isolation element 22 be vibrating diaphragm.

Referring to Fig. 2, front housing 1 is that one end is wide, the narrow conical surface of the other end, it is recessed that conical surface inside forms the arc to narrow from the width Slot；Rear shell 2 is identical with the shape of front housing 1；It is equipped with inner raised edge 25 in arc groove, forms card between adjacent inner raised edge 25 Slot；First loudspeaker 21, the first isolation element 23 and the second isolation element 22 are fixed by card slot, in front housing 1 and rear shell 2 Equipped with positioning column 24, engaging, splicing front housing 1 and rear shell 2 are mutually aligned between positioning column 24；The diameter of first loudspeaker 21 exists In 30-52mm, 22 diameter of the second isolation element is in 25-45mm, and 23 diameter of the first isolation element is in 20-40mm.

It is preferred in this embodiment, the second isolation element 22 using diameter 40mm vibrating diaphragm, the first loudspeaker 21 it is straight Diameter is 45mm, and the first isolation element 23 uses diameter for the second loudspeaker of 35mm；And first loudspeaker 21, vibrating diaphragm and second are raised The distance between sound device is 20mm；Angle i.e. between tapered slope axis and taper central axes is less than 30 degree；Hand is held Shell is more comfortable, consolidates；Taper accommodating cavity wide mouth part is additionally provided with sound pick-up 3, and sound pick-up 3 is moving-coil type or condenser type；Pickup Device bracket can be made of silica gel, since the hardness of silica gel is lower, can effectively play the effect of slow vibration；It is understood that picking up Sound device bracket also can choose other soft materials, such as rubber or TPU or metal spring, hardness can also be selected at 80 degree Soft plastic below, as long as hardness is lower can effectively to delay vibration.

Referring to Fig. 3, in the present embodiment, main control chip 4 is additionally provided in taper accommodating cavity and is connected electrically first Loudspeaker 21, bluetooth unit 6 or WiFi unit 8, FM transmitting unit 7 and control button 5；Loudspeaking is opened using control button 5 After device switch, after connecting external equipment by bluetooth unit 6 or WiFi unit 8, the inside speaker of microphone can be used, than Such as: connection mobile phone after, microphone can directly play the melody in mobile phone, need only a device can be realized K song；Close loudspeaking Device switch can also be connected using external subwoofer by bluetooth unit 6, enjoy more beautiful sound；The microphone can also pass through FM transmitting unit 7 is connect with vehicle audio, is used as car microphone；Battery, audio can also be increased in original basis Input/recording and earphone output, in addition main control chip 4 includes main control unit MCU and downmixing unit, each input of downmixing unit There are independent volume control or sound effect control；So that this K is sung microphone function more horn of plenty in this way, sufficiently meets people's It is various to use needs.

The advantage of the utility model is:

1, the second isolation element is equipped between the first loudspeaker and the first isolation element, the second isolation element is raised with first Closed sound chamber is formed between sound device；Closed sound chamber is formed on the first isolation element and taper accommodating cavity bottom；The hair of first loudspeaker Sound is by propagating out from taper accommodating cavity after the amplification purification of closed sound chamber；The closed sound chamber of truncated cone-shaped promotes sound quality, removes noise, increases Add microphone voice purity；

2, front housing engages to form taper accommodating cavity, good appearance with rear shell.

Disclosed above is only several specific embodiments of the utility model, but the utility model is not limited to this, The changes that any person skilled in the art can think of should all fall into the protection scope of the utility model.

Claims (8)

1. a kind of taper microphone of high tone quality, which is characterized in that including front housing and rear shell, the front housing engages with the rear shell Form taper accommodating cavity, be equipped with the first loudspeaker and the first isolation element in the accommodating cavity, first loudspeaker with it is described It is equipped with the second isolation element between first isolation element, forms truncated cone-shaped between second isolation element and first loudspeaker Closed sound chamber；The closed sound chamber of truncated cone-shaped is formed on first isolation element and taper accommodating cavity bottom；First loudspeaker Sounding after the closed sound chamber amplification purification of truncated cone-shaped from the taper accommodating cavity by propagating out.

2. the taper microphone of high tone quality according to claim 1, which is characterized in that first isolation element is vibrating diaphragm Or second loudspeaker；Second isolation element is vibrating diaphragm or third loudspeaker.

3. the taper microphone of high tone quality according to claim 1, which is characterized in that the diameter of first loudspeaker exists In 30-52mm, the second isolation element diameter is in 25-45mm, and the first isolation element diameter is in 20-40mm.

4. the taper microphone of high tone quality according to claim 1, which is characterized in that the front housing is that one end is wide, another The narrow conical surface is held, forms the arc groove to narrow from the width on the inside of the conical surface；The rear shell is identical with the shape of the front housing.

5. the taper microphone of high tone quality according to claim 4, which is characterized in that be equipped with convex in the arc groove Side forms card slot between adjacent inner raised edge；First loudspeaker, the first isolation element and the second isolation element pass through described Card slot is fixed.

6. the taper microphone of high tone quality according to claim 1, which is characterized in that in the front housing and the rear shell Equipped with positioning column, engaging, the fixed front housing and the rear shell are mutually aligned between positioning column.

7. the taper microphone of high tone quality according to claim 1, which is characterized in that the front housing is also set with the rear shell There is sound hole, the sound hole is between second isolation element and first isolation element, the hair of first loudspeaker Sound is propagated out from the wide mouth part of the taper accommodating cavity；The sounding of first isolation element and first isolation element is from institute State sound hole broadcast.

8. the taper microphone of high tone quality according to claim 1, which is characterized in that be additionally provided in the taper accommodating cavity The reception audio that is connect with first loudspeaker or the wireless module, main control chip and sound pick-up for being sent out audio；It is described Sound pick-up is moving-coil type or condenser type；The wireless module is bluetooth module and wifi module.