CN203840493U - Microphone holder and recording apparatus - Google Patents

Abstract

The utility model provides a microphone holder and a recording apparatus. The microphone holder includes a body (10). A first microphone hole (11) and a second microphone hole (12) are disposed in the body (10). The first microphone hole (11) allows a microphone to be embedded into the body. The second microphone hole (12) allows a microphone to be embedded into the body. An included angle formed by a central axis (13) of the first microphone hole (11) and a central axis (14) of the second microphone hole (12) is 80 to 130 DEG. The recording apparatus includes a housing (41) in side which a microphone holder (42), a first metal net (43), a first sponge layer (44), a second sponge layer (45) and a second metal net (46) are disposed. According to the recording apparatus, two microphones can be disposed on the recording apparatus through the microphone holder, so that the recording apparatus has high dexterity; and the included angle between bearing planes of the two microphone holes in the microphone holder enables the microphones to maintain an XY pickup mode to pick up sounds.

Description

A kind of miaow head frame and recording device

Technical field

The utility model relates to recording technology field, and specifically, the utility model relates to miaow head frame and recording device.

Background technology

Recording device is voice signal to be converted to the energy conversion device of the signal of telecommunication, and the process that recording device receives voice signal is called pickup, and pickup refers to the process of sound collecting.

In the process of pickup, conventionally adopt XY pickup standard, XY pickup standard refers to the setting that overlaps each other of two microphones, be X microphone, Y microphone, make two microphones as far as possible close, and open each other certain angle, the selectable scope of the axial angle of two microphones is 80 °～130 °, the Sound image localization of this standard is clear, stable, and there is wider effective pickup angle, can make sound pick-up outfit pick up sound source compared with near-earth, and there will not be APN allochthonous.The microphone that main shaft points to the left side is X microphone, and the signal picking up is as stereosonic L channel; The microphone that main shaft points to the right is Y microphone, the signal picking up is as stereosonic R channel, and during broadcasting, the signal that X, Y microphone pick up is sent into respectively left and right loud speaker, because left and right acoustic channels is substantially can life period not poor, so the compatibility that its monophony is reset is extraordinary.

At present, while adopting XY pickup standard to record, conventionally need sound pick-up outfit to be provided with two microphones independent of each other, and two microphones need to be fixed respectively, so cause the dexterity of sound pick-up outfit poor, some special occasions cannot provide suitable environment for use, for example, while recording in fiercer motion process, sound pick-up outfit need to be done vigorous exercise with moving object, the sound pick-up outfit of existing employing XY pickup standard, because the position of microphone is firm not, may cause sound pick-up outfit impaired in motion process.

Utility model content

The purpose of this utility model is to provide a kind of miaow head frame and recording device that possesses higher dexterity and adopt XY pickup standard.

For realizing above-mentioned utility model object, the utility model provides a kind of recording device, comprising:

Body 10, described body 10 is provided with the first miaow head hole 11, and for inlaying miaow head, the second miaow head hole 12, for inlaying miaow head;

The axis 13 in described the first miaow head hole 11 is 80-130 degree with the angle of the axis 14 in described the second miaow head hole 12.

Further, the axis 13 in described the first miaow head hole 11 is 90 degree with the angle of the axis 14 in described the second miaow head hole 12.

Wherein, the diameter of described miaow head frame is less than 25mm, and the diameter in described the first miaow head hole and described the second miaow head hole is less than 10mm.

Wherein, the material of described miaow head frame is silica gel material.

On the other hand, the utility model also provides a kind of recording device, comprising:

Shell 41, is provided with above-mentioned miaow head frame 42, the first wire netting 43, the first spongy layer 44, the second spongy layer 45, the second wire netting 46 in described shell 41;

Wherein, in the first miaow head hole of described miaow head frame 42, be provided with the first miaow head, the described first miaow head of the first miaow head hole and embedding closely cooperates; In the second miaow head hole of described miaow head frame 42, be provided with the second miaow head, the described second miaow head of the second miaow head hole and embedding closely cooperates;

Described miaow head frame 42 is arranged between described the first spongy layer 44 and described the second spongy layer 45, and closely cooperates with the inwall of described the first spongy layer 44, the second spongy layer 45 and described shell 41;

Described the first wire netting 43 is arranged between described the first spongy layer 44 and the inwall of described shell 41;

Described the second wire netting 46 is arranged between described the second spongy layer 45 and the inwall of described shell 41.

Wherein, the axis 421 in the first miaow head hole on described miaow head frame 42 is 45 degree with the angle of the axis 411 of described crust of the device, and the axis 422 in the second miaow head hole on described miaow head frame 42 is 45 degree with the angle of the axis 411 of described crust of the device.

Further, the recording device that the utility model provides also comprises:

The first data wire, carries out transfer of data for described recording device and external equipment;

The first end of described the first data wire is 3.5mm three-prong plug, and the second end of described the first data wire is USB plug.

Further, the recording device that the utility model provides also comprises:

The second data wire, carries out transfer of data for described recording device and external equipment;

The first end of described the second data wire and the second end are 3.5mm three-prong plugs.

Further, the recording device that the utility model provides also comprises:

Connection bracket, for being connected and fixed described recording device and external equipment;

The first end of described connection bracket is removably connected with the bottom outside of described crust of the device, and the second end of described connection bracket is removably connected with external equipment.

Wherein, the first end of described connection bracket consists of elastomeric material, and the second end of described connection bracket consists of acetal resin material.

Compared with prior art, the recording device that the utility model provides is placed two miaow heads by miaow head support, make recording device possess higher dexterity, and the angle between the load plane in two miaow head holes of miaow head support make miaow head keep adopting XY pickup standard to carry out pickup.

Accompanying drawing explanation

Fig. 1 is the stereogram of the miaow head frame that provides of embodiment of the utility model;

Fig. 2 is the front view of the miaow head frame shown in Fig. 1;

Fig. 3 is the end view of the miaow head frame shown in Fig. 1;

Fig. 4 is the structural representation of the recording device that provides of embodiment of the utility model;

Fig. 5 is the front view of a recording device that embodiment provides of the present utility model;

Fig. 6 is the side schematic view of recording device shown in Fig. 5.

Embodiment

Below in conjunction with drawings and Examples, the utility model is described in further detail.Specific embodiment described herein is only for explaining the utility model, but not to restriction of the present utility model.It also should be noted that, for convenience of description, in accompanying drawing, only show the part relevant to the utility model but not full content.

Fig. 1 shows the stereogram of the miaow head frame that embodiment of the utility model provides, and miaow head frame comprises a body 10, and this body 10 is irregular cylinder, and body 10 is provided with the first miaow head hole 11 and the second miaow head hole 12.Miaow head hole is used for placing pickup miaow head, the shape in miaow head hole becomes cylindrical hole according to the shape fabricating of miaow head, miaow head described in the utility model refers to the energy conversion device that voice signal is converted to the signal of telecommunication, and miaow head, also referred to as microphone, is the Primary Component in electroacoustics system.In order to make recording device portable and smart, the miaow head that the utility model use size is less, the electret capacitor type miaow head that for example diameter is 6mm-10mm.

The first miaow head hole 11 on body 10 and the second miaow head hole 12 near cylindrical, have respectively central axis 13 and central axis 14, and the angle of central axis 13 and axis 14 is 90 degree, thereby the pickup load plane that makes two miaow heads angle is each other 90 degree.According to other embodiment of the present utility model, in XY pickup standard, the optional scope of the pickup load plane of two pickup parts angle is each other 80-130 degree, but be preferably 90 degree, this be because when angle be 90 while spending, if a sound source moves along circular arc, the energy sum that two pickup parts pick up equates completely, when sound source playback audition to picking up, can obtain the acoustic image with stable level.The size in miaow head hole in the present embodiment and the size approximately equal of miaow head, this closely links together miaow head embedding miaow head Kong Houyu miaow head frame, can't be subject to the impact of external force and come off, also can utilize in addition binding agent further miaow head to be fixed.

Miaow head frame that the utility model provides conventionally and other devices be used in conjunction with, be for example placed in microphone, as the pickup parts of microphone.Because the profile of general microphone is cylindrical, so the shape of miaow head frame can be processed according to the shape of microphone, select a cylinder material, on this cylinder, processing two mutual angles becomes the cylindrical hole of 90 degree or groove as the first and second miaow head holes, the shape in miaow head hole also can, according to the shape processing of miaow head, be not limited to above-mentioned cylindrical shape.On miaow head frame, except miaow head hole, there is not other blank structure, after combining closely, miaow head support and miaow head just form an integral body, pickup parts in microphone are more stably fixed, and the shape of miaow head frame make pickup parts mounted thereto meet XY pickup standard.

Fig. 2 is the front view of the miaow head frame shown in Fig. 1, and Fig. 3 is the end view of the miaow head frame shown in Fig. 1, and the size of key position wherein, only adopts front view and end view to describe at this for convenience of description.As shown in Figure 2,3, the diameter 21 of this miaow head frame is that 16.5mm, miaow head bore dia 22 are 6mm, and the equal diameters in two miaow head holes.The size in miaow head hole is that the size of miaow head frame designs according to combined shaped and the size in two miaow head holes according to the size design of used miaow head.

Further, in a preferred embodiment, the material of miaow head frame is silica gel material.Silica gel material has good elasticity, can play certain damping, the effect of compensator or trimmer pressure, thereby can make pickup parts normally work in vigorous exercise, in addition can also use other to there is elasticity and be enough to play the material of fixation as the making material of miaow head frame, such as rubber etc.

Fig. 4 shows the structure of the recording device that embodiment of the utility model provides, as shown in Figure 4, recording device comprises: shell 41, is provided with miaow head frame 42, the first wire netting 43, the first spongy layer 44, the second spongy layer 45, the second wire netting 46 in above-described embodiment in shell 41.

Wherein, in the first miaow head hole of described miaow head frame 42, be provided with the first miaow head, the first miaow head of the first miaow head hole and embedding closely cooperates; In the second miaow head hole of described miaow head frame 42, be provided with the second miaow head, the second miaow head of the second miaow head hole and embedding closely cooperates.

Described miaow head frame 42 is arranged between described the first spongy layer 44 and described the second spongy layer 45, and closely cooperate with the inwall of described the first spongy layer 44, the second spongy layer 45 and described shell 41, the profile of miaow head frame 42 is consistent with the inner surface contour of shell 41, and size approximately equal, and adopt binding agent that miaow head frame is connected with outer casing inner wall, meanwhile, the position of the first and second spongy layers is relatively fixing, and miaow head frame 42 is clipped in therebetween.

Described the first wire netting 43 is arranged between described the first spongy layer 44 and the inwall of described shell 41.In the present embodiment; the first wire netting 43 and the first spongy layer 44 horizontally sets as shown in Figure 4; because common crust of the device all adopts hollow out design in order to receive extraneous sound; for example the roof of Fig. 4 shown device shell is provided with hole and makes sound can import device inside into, and the first wire netting 43 and the first spongy layer 44 be two protective layers between and miaow head frame outside as device.

Described the second wire netting 46 is arranged between described the second spongy layer 45 and the inwall of described shell 41.In the present embodiment, the second wire netting 46 and the second spongy layer 45 vertical wraparounds are on the inwall of shell 41 as shown in Figure 4, and the through hole of this set on can anti-locking apparatus sidewall makes that device is inner directly to be contacted with the external world.

The first wire netting 43, the first spongy layer 44, the second spongy layer 45, the second wire netting 46 play effect dustproof, windproof, damping, can further improve the dexterity of recording device.In addition, according to other embodiment of the present utility model, the size of other the necessary electric elements in this recording device is also paid attention to, such as the size of PCB circuit, the size of signal converting circuit etc.The device of miniaturization can guarantee that recording device has less volume, makes sound pick-up outfit possess higher dexterity, and makes recording device go for more special occasion, and for example, in extreme sport, sportsman can carry.Compare with the recording device of existing outfit monophony pickup parts, the miaow head frame that the utility model provides provides parts of realizing XY pickup standard for recording device.

Further, Fig. 5 is the front view of the recording device that provides of an embodiment of the present utility model, Fig. 6 is the side schematic view of recording device shown in Fig. 5, wherein, label 411 refers to the axis of described crust of the device, label 421 refers to the central axis in the first miaow head hole on miaow head frame 42, label 422 refers to the central axis in the second miaow head hole on miaow head frame 42, central axis 421 is 45 degree with the angle of the axis 411 of described crust of the device, and it is also 45 degree that central axis 421 is stated with the angle of the axis 411 of described crust of the device.

In prior art, adopt the normally same specification of two pickup parts of XY pickup standard or the device of model, to meet coupling and the unification of two pickup parts.And the size of miaow head frame of the present utility model is less, make the first miaow head and the second miaow head very approaching in distance, the spacing of the two reaches in 1mm, learns in the case, even two miaow heads of same specification and model also may occur unmatched situation through test.So the utility model people, through test of many times and test, finds that the difference of two miaow heads in frequency response, sensitivity and phase place will just can meet coupling requirement with interior in certain limit.Therefore, when selecting miaow head, need to two pairing miaow heads, screen according to certain condition, according to an embodiment of the present utility model, voice signal for certain frequency scope, the level difference value of two miaow heads output should be less than certain threshold values or for the voice signal of certain frequency, and the sensitivity difference of two miaow heads should be less than certain threshold values or for the voice signal of certain frequency scope, the phase difference of two miaow heads should be less than certain threshold values.When two miaow heads selecting meet above-mentioned condition, counterpart application can obtain preferably pickup effect in same recording device.

Further, recording device generally can be in conjunction with photography in actual applications, the devices such as video recording are used jointly, GoPro camera for example, (GoPro camera is the fixed water, shock camera of a small-sized portability, GoPro camera is now by surfing, skiing, the extreme sport groups such as limit bicycle and parachute jumping extensively use) in order to save the volume of recording device, recording device by the transmission sound collecting to external equipment in, the power supply that can also utilize external equipment is powered for recording device, so the recording device in a preferred embodiment of the present utility model also comprises: the first data wire, for described recording device and external equipment, carry out transfer of data.The first end of described the first data wire is 3.5mm three-prong plug, and the second end of described the first data wire is USB plug.The first data wire can be used for being connected with the digital camera of being furnished with USB interface, is equipped with 3.5mm tri-core sockets on recording device, by the power supply of digital camera, provides electric energy for recording device.

Yet for some, the equipment of USB interface is not set, some household small-size video camera for example, in order to coordinate this equipment jointly to use, the recording device in a preferred embodiment of the present utility model also comprises: the second data wire, the first end of the second data wire and the second end are 3.5mm three-prong plugs.3.5mm three-prong plug can be connected with the 3.5mm tri-core sockets of external equipment, realizes the power supply utilize external equipment and powers for recording device.

Further, in one embodiment, recording device also comprises: connection bracket, and for described recording device and external equipment are connected and fixed.The first end of described connection bracket is removably connected with the bottom outside of described crust of the device, and the second end of described connection bracket is removably connected with external equipment.Connection bracket is connected sound pick-up outfit with external equipment, for example, be connected with picture pick-up device, has improved the mobility of sound pick-up outfit, can make recording device follow picture pick-up device closely and move together, gathers at any time near the sound of picture pick-up device.In a preferred embodiment, the first end of connection bracket consists of elastomeric material, and the second end of connection bracket consists of acetal resin material.In addition the first end of connection bracket also can have certain flexible material by other and makes, there is flexible connection bracket and can provide damping effect for whole recording device, and do not make support itself easily damaged or fracture, further improve the dexterity of sound pick-up outfit, the second end of connection bracket can select other materials with certain rigidity to replace, and support closely and is stably connected with external equipment.

Finally, the above embodiments are only used for illustrating the utility model, and it should not be construed is that protection range of the present utility model is carried out to any restriction.And, it will be apparent to those skilled in the art that and do not departing under above-described embodiment spirit and principle, the various equivalent variation that above-described embodiment is carried out, modification and in the text not the various improvement of description all within the protection range of this patent.

Claims (10)

1. a miaow head frame, is characterized in that, comprising:

Body (10), described body (10) is provided with for inlaying the first miaow head hole (11) of miaow head, and for inlaying the second miaow head hole (12) of miaow head;

The central axis (13) in wherein said the first miaow head hole (11) is 80-130 degree with the angle of the central axis (14) in described the second miaow head hole (12).

2. miaow head frame according to claim 1, is characterized in that, the central axis (13) in described the first miaow head hole (11) is 90 degree with the angle of the central axis (14) in described the second miaow head hole (12).

3. miaow head frame according to claim 1, is characterized in that, the diameter of described miaow head frame is less than 25mm, and the diameter in described the first miaow head hole and described the second miaow head hole is less than 10mm.

4. miaow head frame according to claim 1, is characterized in that, the material of described miaow head frame is silica gel material.

5. a recording device, is characterized in that, comprising:

Shell (41), is provided with miaow head frame (42), the first wire netting (43), the first spongy layer (44), the second spongy layer (45), the second wire netting (46) described in claim 1-3 any one in described shell (41);

Wherein, in the first miaow head hole of described miaow head frame (42), be provided with the first miaow head, the described first miaow head of the first miaow head hole and embedding closely cooperates; In the second miaow head hole of described miaow head frame (42), be provided with the second miaow head, the described second miaow head of the second miaow head hole and embedding closely cooperates;

Described miaow head frame (42) is arranged between described the first spongy layer (44) and described the second spongy layer (45), and closely cooperates with the inwall of described the first spongy layer (44), the second spongy layer (45) and described shell (41);

Described the first wire netting (43) is arranged between described the first spongy layer (44) and the inwall of described shell (41);

Described the second wire netting (46) is arranged between described the second spongy layer (45) and the inwall of described shell (41).

6. recording device according to claim 5, it is characterized in that, the axis (421) in the first miaow head hole on described miaow head frame (42) and the angle of the axis (411) of described crust of the device are 45 degree, and the axis (422) in the second miaow head hole on described miaow head frame (42) and the angle of the axis (411) of described crust of the device are 45 degree.

7. according to the recording device described in claim 5 or 6, it is characterized in that, also comprise:

The first data wire, carries out transfer of data for described recording device and external equipment;

The first end of described the first data wire is 3.5mm three-prong plug, and the second end of described the first data wire is USB plug.

8. according to the recording device described in claim 5 or 6, it is characterized in that, also comprise:

The second data wire, carries out transfer of data for described recording device and external equipment;

The first end of described the second data wire and the second end are 3.5mm three-prong plugs.

9. according to the recording device described in claim 5 or 6, it is characterized in that, also comprise:

Connection bracket, for being connected and fixed described recording device and external equipment;

The first end of described connection bracket is removably connected with the bottom outside of described crust of the device, and the second end of described connection bracket is removably connected with external equipment.

10. recording device according to claim 9, is characterized in that, the first end of described connection bracket consists of elastomeric material, and the second end of described connection bracket consists of acetal resin material.