CN105959893A - Microphone linear array recombination fixing device and robot - Google Patents
Microphone linear array recombination fixing device and robot Download PDFInfo
- Publication number
- CN105959893A CN105959893A CN201610136003.7A CN201610136003A CN105959893A CN 105959893 A CN105959893 A CN 105959893A CN 201610136003 A CN201610136003 A CN 201610136003A CN 105959893 A CN105959893 A CN 105959893A
- Authority
- CN
- China
- Prior art keywords
- hole
- mike
- linear array
- directional microphone
- shell structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
Abstract
The present invention relates to the field of the rotor acoustic detection identification technology, especially to a microphone linear array recombination fixing device and a robot. The device comprises a sound, and PCB arranged in a sound and configured to fix a directional microphone; the upper end surface of the sound is configured to fix the surface housing structure of an all-around microphone; the PCB is provided with a first through hole corresponding to the pickup hole at the lower end surface of the directional microphone; the surface housing structure is provided with a second through hole corresponding to the pickup hole at the upper end surface of the all-around microphone and a third through hole configured to allow sound signals to pass through; the surface housing structure is provided with a holding chamber configured to hold the all-around microphone at the lower side of the second through hole; and the robot comprises a microphone linear array recombination fixing device. The microphone linear array recombination fixing device and robot integrate the installation and fixture structures of the directional microphone and the all-around microphone so as to reduce the operation flow, reduce the complexity of the products, enhance the stability of the products and save the cost.
Description
Technical field
The present invention relates to robot acoustic detection identification technical field, particularly relate to a kind of mike linear array composite solid
Determine device and robot.
Background technology
Mike linear array can be used for robot acoustic detection identification system, and mike linear array is fixed on the machine person
Needed to use custom-designed mike fixed structure time upper, at present, for different types of mike (as
Directional microphone and omni-directional microphone) fixed structure of mike linear array of corresponding design there is also bright
Aobvious difference.
For directional microphone, owing to its upper surface and lower surface are designed with pickup hole, two pickup holes are all
Can not be blocked, during so design is applicable to the fixed structure of directional microphone linear array, need to ensure Mike
The pickup hole of wind upper surface and lower surface is not blocked, for meeting these requirements, in prior art, and existing pin
The face-piece of directional microphone is installed fixed structure and fixed structure installed by audio amplifier.For omni-directional microphone,
Owing to the pickup hole of omni-directional microphone is only in upper surface, mike lower surface does not has pickup hole, this be it with
One of important difference of directional microphone, so design is applicable to the fixed structure of omni-directional microphone linear array
Time, it is not blocked can meet use requirement as long as meeting its pickup hole, upper surface, in prior art, have yet
Face-piece for omni-directional microphone installs fixed structure and fixed structure installed by audio amplifier.
Although directional microphone and omni-directional microphone have face-piece to install fixed structure and audio amplifier is installed fixing
Structure, but the most penetrating below mike and when having the problem such as unobstructed processing, dissimilar mike
Fixed structure is installed and also has obvious difference.Such as, it is that face-piece installs fixed structure, omni-directional wheat equally
Gram wind face-piece is to only considering to allow microphone signal line by, and directing Mike when processing below mike
Pickup hole, principal security mike lower surface when processing below mike is not blocked by wind face-piece, secondly just examines
Considering and ensure that microphone signal line passes through, its face-piece lower surface processes and omni-directional microphone face-piece lower surface processes
Completely different.
In actual application, for robot acoustic detection identification system, use different types of mike
During linear array, it is necessary to make and change and fixed structure is installed accordingly.So, not only troublesome poeration, also increase
Add the unstability of product, too increase cost simultaneously.
Summary of the invention
It is an object of the invention to provide a kind of mike linear array composite solid and determine device and robot, existing to overcome
Technology use different types of mike to need make and change different installation fixed knots due to robot
Structure, the troublesome poeration caused, poor stability and high in cost of production problem.
In order to solve above-mentioned technical problem, the invention provides a kind of mike linear array composite solid and determine device, bag
Include audio amplifier and be located at for fixing the pcb board of directional microphone inside described audio amplifier, described audio amplifier upper
End face is the shell structure for fixing omni-directional microphone；Described pcb board be provided with under directional microphone
The first through hole that end face pickup hole is corresponding, described shell structure is provided with and pickup hole, omni-directional microphone upper surface
The second corresponding through hole and for the third through-hole making acoustical signal pass through, described shell structure is described second
The receiving chamber for accommodating omni-directional microphone it is provided with on the downside of through hole.
Preferably, described pcb board is provided with the first damping sealing silica gel sheath on the upside of described first through hole, points to
Type mike can be fixed in described first damping sealing silica gel sheath.
Preferably, described receiving intracavity portion is provided with the second damping sealing silica gel sheath, and omni-directional microphone can be consolidated
It is scheduled in described second damping sealing silica gel sheath.
Preferably, the upper surface of described second damping sealing silica gel sheath is tightly connected with described shell structure, institute
State the second damping sealing silica gel sheath to be tightly connected with omni-directional microphone.
Preferably, described first through hole, the second through hole and third through-hole are multiple and uniformly arrange.
Preferably, described first through hole and the second through hole are the most linearly arranged, two lines battle array parallel to each other and
Above-below direction mutually staggers.
Preferably, described second through hole becomes matrix arrangement on described shell structure with third through-hole, described
Shell structure reticulates.
Preferably, described shell structure is provided with in described second through hole that Radix Saposhnikoviae is cotton and/or dust-proof cotton.
Preferably, the distance between described shell structure end face outside and pickup hole, omni-directional microphone upper surface
Less than or equal to 3mm, the distance between described shell structure and pickup hole, directional microphone upper surface is more than
Or equal to 5mm.
Present invention also offers a kind of robot, determine device including described mike linear array composite solid, described
Mike linear array composite solid is determined device and is used for fixing directional microphone and omni-directional microphone.
The mike linear array composite solid of the present invention determines device by directional microphone and the installation of omni-directional microphone
Fixed structure combines together, it is possible to achieve pacify while directional microphone linear array and omni-directional microphone linear array
Dress is fixing, it is also possible to realize need not again make and change peace when changing different types of mike linear array
Fill fixed structure and only need to change line, reduce operating process, reduce the complexity of product, enhance
The stability of product, has saved cost.
Accompanying drawing explanation
Fig. 1 is that the mike linear array composite solid of the embodiment of the present invention determines the master of device regarding perspective view；
Fig. 2 is the birds-eye perspective that the mike linear array composite solid of the embodiment of the present invention determines device；
Fig. 3 is the structural representation of the robot of the embodiment of the present invention.
In figure, 1: audio amplifier；2:PCB plate；3: shell structure；4: directional microphone；5: omni-directional
Mike；6: the second through holes；7；Third through-hole；8: photographic head；9: touch screen；10: microphone lines
Battle array meets fixing device.
Detailed description of the invention
With embodiment, embodiments of the present invention are described in further detail below in conjunction with the accompanying drawings.Hereinafter implement
Example is used for illustrating the present invention, but can not be used for limiting the scope of the present invention.
In describing the invention, it should be noted that term " on ", D score, " interior ", the orientation of the instruction such as " outward " or
Position relationship is based on orientation shown in the drawings or position relationship, is for only for ease of the description present invention and simplification
Describe rather than indicate or imply that the device of indication or element must have specific orientation, with specific side
Position structure and operation, be therefore not considered as limiting the invention.Term " first ", " second " are only used for describing
Purpose, and it is not intended that indicate or hint relative importance.Unless otherwise clearly defined and limited, art
Language " is installed ", " being connected ", " connection " should be interpreted broadly, and connects for example, it may be fixing, it is also possible to be detachable
Connect, or be integrally connected；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together,
Can also be indirectly connected to by intermediary, can be the connection of two element internals.General for this area
For logical technical staff, above-mentioned term smelly body implication in the present invention can be understood with concrete condition.Additionally,
In describing the invention, except as otherwise noted, " multiple " are meant that two or more.
As shown in Figure 1, 2, the mike linear array composite solid fixed structure of the present embodiment includes: audio amplifier 1 and setting
For fixing the pcb board (printed circuit board) 2 of directional microphone 4 inside audio amplifier 1, audio amplifier 1 upper
End face is the shell structure 3 for fixing omni-directional microphone 5.
Pcb board 2 is provided with first through hole corresponding with pickup hole, directional microphone 4 lower surface.For pointing to
Type mike 4, its upper surface is open, and sound entrance audio amplifier 1 is carried out by the only upper surface of audio amplifier 1
Blocking, so needing to carry out perforate (i.e. third through-hole 7) in audio amplifier 1 upper surface, making acoustical signal pass through as far as possible,
Reducing and block acoustical signal, its lower surface is fixed on pcb board 2, need to be under its pickup hole, lower surface
Side also wants perforate (the i.e. first through hole), to ensure that pickup hole, directional microphone 4 lower surface is not blocked, protects
Barrier mike acoustic detection performance.
Shell structure 3 is provided with second through hole 6 corresponding with pickup hole, omni-directional microphone 5 upper surface and uses
In the third through-hole 7 making acoustical signal pass through, shell structure 3 is provided with for accommodating omnidirectional on the downside of the second through hole 2
The receiving chamber of type mike 5.For omni-directional microphone 5, the top in its pickup hole, upper surface has perforate (i.e.
Second through hole 6), with pickup hole penetrating above ensureing, allow acoustical signal unobstructedly enter mike, due to
Omni-directional microphone 5 lower surface does not has pickup hole, so need not consider the screening to pickup hole in the design of lower surface
Gear, is only required to be microphone signal line and passes through perforate, additionally, the radius of omni-directional microphone 5 is the least
In the radius of directional microphone 4, the area on shared shell structure 3 surface is the least, so shell structure 3
Still can punch (i.e. third through-hole 7) in other regions, makes network structure, so can ensure that acoustical signal passes through sound
Lose less during case upper surface, decrease acoustical signal interreflection between the upper and lower surface of audio amplifier and cause bigger
Interference noise, improve target acoustic signal signal to noise ratio.
So, the first through hole, the second through hole 6 and third through-hole 7 are multiple and uniformly arrange, this enforcement
In example, as shown in Figure 1, 2, the first through hole and the second through hole 6 are four, the first through hole and the second through hole
6 the most linearly arrange, and two lines battle array is parallel to each other and mutually staggers at above-below direction, to reduce omni-directional Mike
Directional microphone 4 linear array is blocked by wind 5 linear array stationary plane, and the second through hole 6 and third through-hole 7 are in face
Become matrix arrangement on shell structure 3, make shell structure 3 reticulate.
Pcb board 2 is provided with the first damping sealing silica gel sheath on the upside of the first through hole, and directional microphone 4 can
It is fixed in the first damping sealing silica gel sheath.Accommodate intracavity portion and be provided with the second damping sealing silica gel sheath, omni-directional
Mike 5 can be fixed in the second damping sealing silica gel sheath；The upper surface of the second damping sealing silica gel sheath with
Shell structure is tightly connected, and the second damping sealing silica gel sheath can be tightly connected with omni-directional microphone, notes
Mike and silica gel sheath and silica gel sheath upper end and face-piece inner surface necessarily can not be with the presence of cavitys, it is to avoid cavity is anti-
Penetrate microphone location influential effect.
In the present embodiment, shell structure 3 is provided with at the second through hole 6 that Radix Saposhnikoviae is cotton and/or dust-proof cotton.Face-piece is tied
Distance between structure 3 end face outside and pickup hole, omni-directional microphone 5 upper surface is less than or equal to 3mm, face
Distance between shell structure 3 and pickup hole, directional microphone 4 upper surface is more than or equal to 5mm.
As it is shown on figure 3, the present embodiment additionally provides a kind of robot, including: photographic head 8, touch screen 9 and
Described mike linear array composite solid determines device 10, and mike linear array composite solid is determined device 10 and is applied to robot
Acoustic detection identification system, such as the voice acoustic detection identification system of Wa Ou robot, mike linear array composite solid
Determine device 10 to be used for fixing directional microphone and omni-directional microphone.
The fixed installation of the concrete mike linear array considering robot acoustic detection system, mike linear array composite solid
Determining device 10 by the inclined-plane being placed in robot chest locations, photographic head 8, inclined-plane are placed in the top on inclined-plane
Middle part place touch screen 9, in the rectangular strip below bottom, inclined-plane, touch screen place mike linear array be combined
Fixing device 10.
Owing to mike linear array is arranged on the position in the middle part of robot, target voice sound source is often at mike
The front of linear array and top, the interference sound source of the sound source come from below reflection often, due to omni-directional Mike
Wind linear array is parallel to directional microphone linear array and translates a segment distance to the most lower, makes two groups of mike linear arrays mutual
Staggering, so, omni-directional microphone linear array only can produce, to the interfering noise signal come from below, the shadow blocked
Ring, blocked without effective sound-source signal that front and top are come, thus omni-directional can be reduced as far as possible
Directional microphone linear array is blocked interference by mike linear array, it is ensured that the performance of two class mike linear arrays can
Preferably play.
The mike linear array composite solid of the present invention determines device by directional microphone and the installation of omni-directional microphone
Fixed structure combines together, is available for user and selects between two types mike linear array, it is possible to achieve refers to
Install fixing while type mike linear array and omni-directional microphone linear array, it is also possible to realize changing difference
Need not during the mike linear array of type again make and change installation fixed structure and only need to change line, fall
Low operating process, reduces the complexity of product, enhances the stability of product, saved cost.
Embodiments of the invention in order to example and describe for the sake of and be given, and be not exhaustively or
It limit the invention to disclosed form.Many modifications and variations are for the ordinary skill in the art
It is apparent from.Selecting and describing embodiment is in order to the principle of the present invention and actual application are more preferably described,
And make those of ordinary skill in the art it will be appreciated that the present invention thus design be suitable to special-purpose with respectively
Plant the various embodiments of amendment.
Claims (10)
1. a mike linear array composite solid determines device, it is characterised in that includes audio amplifier and is located at described sound
The internal pcb board for fixing directional microphone of case, the upper surface of described audio amplifier is for being used for fixing omni-directional
The shell structure of mike；Described pcb board is provided with first corresponding with pickup hole, directional microphone lower surface
Through hole, described shell structure is provided with second through hole corresponding with pickup hole, omni-directional microphone upper surface and use
In the third through-hole making acoustical signal pass through, described shell structure is provided with for accommodating on the downside of described second through hole
The receiving chamber of omni-directional microphone.
Mike linear array composite solid the most according to claim 1 determines device, it is characterised in that described PCB
Plate is provided with the first damping sealing silica gel sheath on the upside of described first through hole, and directional microphone can be fixed on institute
State in the first damping sealing silica gel sheath.
Mike linear array composite solid the most according to claim 1 determines device, it is characterised in that described appearance
Receiving intracavity portion is provided with the second damping sealing silica gel sheath, and it is close that omni-directional microphone can be fixed on described second damping
In envelope silica gel sheath.
Mike linear array composite solid the most according to claim 3 determines device, it is characterised in that described
The upper surface of two damping sealing silica gel sheaths is tightly connected with described shell structure, described second damping sealing silica gel
Set can be tightly connected with omni-directional microphone.
Mike linear array composite solid the most according to claim 1 determines device, it is characterised in that described
One through hole, the second through hole and third through-hole are multiple and uniformly arrange.
Mike linear array composite solid the most according to claim 5 determines device, it is characterised in that described
One through hole and the second through hole are the most linearly arranged, and two lines battle array is parallel to each other and mutually staggers at above-below direction.
Mike linear array composite solid the most according to claim 5 determines device, it is characterised in that described
Two through holes become matrix arrangement with third through-hole on described shell structure, and described shell structure reticulates.
Mike linear array composite solid the most according to claim 1 determines device, it is characterised in that described
Shell structure is provided with in described second through hole that Radix Saposhnikoviae is cotton and/or dust-proof cotton.
9. determine device according to the mike linear array composite solid in any of the one of claim 1-8, its feature
Be, the distance between described shell structure end face outside and pickup hole, omni-directional microphone upper surface less than or
Equal to 3mm, the distance between described shell structure and pickup hole, directional microphone upper surface is more than or equal to
5mm。
10. a robot, it is characterised in that include the mike in any of the one of claim 1-9
Linear array is combined fixing device, and described mike linear array composite solid is determined device and is used for fixing directional microphone with complete
To type mike.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610136003.7A CN105959893A (en) | 2016-03-11 | 2016-03-11 | Microphone linear array recombination fixing device and robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610136003.7A CN105959893A (en) | 2016-03-11 | 2016-03-11 | Microphone linear array recombination fixing device and robot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105959893A true CN105959893A (en) | 2016-09-21 |
Family
ID=56917446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610136003.7A Pending CN105959893A (en) | 2016-03-11 | 2016-03-11 | Microphone linear array recombination fixing device and robot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105959893A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2453629Y (en) * | 2000-11-17 | 2001-10-10 | 刘铁桥 | Miniature, horizontal and all-direction electric speaker |
| US20080159558A1 (en) * | 2006-12-28 | 2008-07-03 | Fortemedia, Inc. | Internal microphone array or microphone module not affecting appearance of electronic device |
| US20080240471A1 (en) * | 2007-03-30 | 2008-10-02 | Fortemedia, Inc. | Electronic device including internal microphone array |
| CN203608323U (en) * | 2013-12-02 | 2014-05-21 | 吴东亮 | Array microphone |
| US20140307908A1 (en) * | 2009-12-02 | 2014-10-16 | Michael Hoby Andersen | Communication Headset With A Circumferential Microphone Slot |
| CN205491152U (en) * | 2016-03-11 | 2016-08-17 | 北京克路德人工智能科技有限公司 | Compound fixing device of microphone linear array and robot |
-
2016
- 2016-03-11 CN CN201610136003.7A patent/CN105959893A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2453629Y (en) * | 2000-11-17 | 2001-10-10 | 刘铁桥 | Miniature, horizontal and all-direction electric speaker |
| US20080159558A1 (en) * | 2006-12-28 | 2008-07-03 | Fortemedia, Inc. | Internal microphone array or microphone module not affecting appearance of electronic device |
| US20080240471A1 (en) * | 2007-03-30 | 2008-10-02 | Fortemedia, Inc. | Electronic device including internal microphone array |
| US20140307908A1 (en) * | 2009-12-02 | 2014-10-16 | Michael Hoby Andersen | Communication Headset With A Circumferential Microphone Slot |
| CN203608323U (en) * | 2013-12-02 | 2014-05-21 | 吴东亮 | Array microphone |
| CN205491152U (en) * | 2016-03-11 | 2016-08-17 | 北京克路德人工智能科技有限公司 | Compound fixing device of microphone linear array and robot |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Beijing Krund Artificial Intelligence Technology Co., Ltd. Document name: the First Notification of an Office Action |
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160921 |