CN205454015U - Transaudient formula microphone device of osteoacusis - Google Patents
Transaudient formula microphone device of osteoacusis Download PDFInfo
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- CN205454015U CN205454015U CN201521132038.0U CN201521132038U CN205454015U CN 205454015 U CN205454015 U CN 205454015U CN 201521132038 U CN201521132038 U CN 201521132038U CN 205454015 U CN205454015 U CN 205454015U
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- microseism
- moving plate
- circuit board
- copper pipe
- main circuit
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Abstract
The utility model discloses a transaudient formula microphone device of osteoacusis, including the microseism moving plate, the vibrating plate weight, main circuit board and signal output line, the copper pipe, inhale sound piece and top cap, the sound piece is inhaled to sensing osteoacusis vibrations sensor, attract the piece to transfer the copper pipe shell with the vibration signal ripples, the transmission of copper pipe is for the vibrating plate after that, the vibrating plate is according to the signal wave range, the weak deformation of frequency size synchronous generator, deformation signal wave transmission gives circuit board PCBA3 internal circuit, circuit switching is the analog electrical signal ripples, it passes through the output signal connecting wire and carries the signal for outside jointing equipment to simulate the speech signal ripples at last, for example the cell -phone, the intercom, communications facilities such as computer, equipment further sends pronunciation again. The design of this device electric parameter, structural design is rationally distributed, and is clear, with low costs in the sound definition.
Description
Technical field
This utility model relates to nurse field, particularly relates to a kind of bone conduction transaudient formula microphone apparatus.
Background technology
We are it is equally known that acoustic voice signal circulation way substantially has two kinds: the first is by non-contact air circulation way；The second is to be propagated by vibrations contact circulation way.This bone conduction transaudient formula mike is belonging to the second contact vibration transmission voice mode and propagates.Use bone conduction to propagate acoustic vocal, can greatly reduce the surrounding noise parasitic disturbances to voice signal, be particularly well-suited to high noisy in the environment of use.Such as subway, aircraft, downtown area, the noisy environment such as operation building site and KTV.Shortcoming is to be slightly worse than by airborne Electret Condencer Microphone and dynamic microphones on speech intelligibility.But special occasions Special use.
The most also there is similar bone conduction formula mike, but few in number, and also clear not on universal speech intelligibility, technique is the most complicated, relatively costly.And this product is by the Technology design of original creation so that having strengthened on speech intelligibility, cost is relatively low, and has obvious market competition advantage.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, this utility model is to provide the bone conduction transaudient formula microphone apparatus of a kind of simple in construction and low cost.
This utility model solves the technical scheme that its technical problem used:
A kind of bone conduction transaudient formula microphone apparatus, it is characterized in that, including microseism moving plate, microseism moving plate weight, main circuit board PCBA and signal output lead, described microseism moving plate weight is fixed on microseism moving plate one end, the microseism moving plate other end is fixed on main circuit board PCBA, described main circuit board PCBA is electrically connected with signal output lead, and described microseism moving plate, microseism moving plate weight, main circuit board PCBA are sheathed in copper pipe, and described copper pipe outer wall is arranged with sound-absorbing block.
As the improvement of technique scheme, described copper pipe is provided with top cover, described top cover and copper pipe, and by sealing, protection glue is fixing to be connected.
As the improvement of technique scheme, described sound-absorbing block point goes out part will be with microseismic activity plate plane right angle setting, and described sound-absorbing block is connected by glue is fixing with copper pipe outer wall.
As the improvement of technique scheme, described microseism moving plate and main circuit board PCBA are by being welded and fixed, and wherein the solder side of microseism moving plate and the solder side of main circuit board PCBA are in same level.
As the improvement of technique scheme, described signal output lead includes that positive pole and negative pole, described positive pole are connected to main circuit board PCBA centre position, and described negative pole is welded at copper pipe outer wall outlet and is connected with circuit board PCBA ground wire.
As the improvement of technique scheme, described sound-absorbing block shell uses metal material to make.
The beneficial effects of the utility model: a kind of bone conduction transaudient formula microphone apparatus, including microseism moving plate, microseism moving plate weight, main circuit board and output line, copper pipe, sound-absorbing block and top cover, sensing bone conduction shaking sensor sound-absorbing block, attract block that vibration signal ripple is passed to copper pipe shell, then copper pipe is transferred to vibrating plate, vibrating plate is according to signal wave amplitude, frequency size synchronizes faint deformation, deformation signal ripple is transferred to circuit board PCBA3 internal circuit, circuit conversion is analog electrical signal ripple, last analog voice signal ripple transmits signal to external connection apparatus by output signal connecting line, such as hands machine, transmitter receiver, the communication apparatus such as computer, voice is further sent by equipment.This device electric parameter designs, and structure layout is reasonable, clear on sound definition, low cost.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings and specific embodiment the utility model is described in further detail, wherein:
Fig. 1 is exploded view of the present utility model；
Fig. 2 is structure drawing of device of the present utility model.
Detailed description of the invention
See Fig. 1 and Fig. 2, this utility model one bone conduction transaudient formula microphone apparatus, it is characterized in that, including microseism moving plate 1, microseism moving plate weight 2, main circuit board PCBA3 and signal output lead 4, copper pipe 5, sound-absorbing block 6 and top cover 7, described microseism moving plate weight 2 is fixed on microseism moving plate 1 one end, microseism moving plate 1 other end is fixed on main circuit board PCBA3, described main circuit board PCBA3 electrical with signal output lead 4 is connected, described microseism moving plate 1, microseism moving plate weight 2, main circuit board PCBA3 is sheathed in copper pipe 5, described copper pipe 5 outer wall is arranged with sound-absorbing block 6.Described copper pipe 5 is provided with top cover 7, described top cover 7 and copper pipe 5, and by sealing, protection glue is fixing to be connected.Described sound-absorbing block 6 point goes out part will be with microseism moving plate 1 plane right angle setting, and described sound-absorbing block 6 is connected by glue is fixing with copper pipe 5 outer wall.Described sound-absorbing block 6 shell uses metal material to make
Described microseism moving plate 1 and main circuit board PCBA3 are by being welded and fixed, because the plane of vibrating plate is signal sound-absorbing face, in order to ensure effective output of peak signal, it is necessary to assure microseism moving plate 1, main circuit board PCBA3；Wherein the solder side of microseism moving plate 1 and the solder side of main circuit board PCBA3 are in same level, can guarantee that vibrating plate is effectively connected with PCB.Described signal output lead 4 includes that positive pole 41 and negative pole 42, described positive pole 41 are connected to main circuit board PCBA3 centre position, and described negative pole 42 is welded at copper pipe 5 outer wall outlet and is connected with circuit board PCBA3 ground wire.
Operation principle: first, when people speaks, voice vibration signal ripple is transmitted to the internal ear of people by skeleton vibrations, interior Ear cartilage is by faint voice signal, sensing bone conduction shaking sensor sound-absorbing block 6, attract block that vibration signal ripple is passed to copper pipe 5 shell, then copper pipe 5 is transferred to vibrating plate 1, vibrating plate 1 is according to signal wave amplitude, frequency size synchronizes faint deformation, deformation signal ripple is transferred to circuit board PCBA3 internal circuit, circuit conversion is analog electrical signal ripple, last analog voice signal ripple transmits signal to external connection apparatus by output signal connecting line, such as hands machine, transmitter receiver, the communication apparatus such as computer, voice is further sent by equipment.
The above, better embodiment the most of the present utility model, but this utility model is not limited to above-described embodiment, as long as it reaches technique effect of the present utility model with any same or similar means, all should belong to protection domain of the present utility model.
Claims (6)
1. a bone conduction transaudient formula microphone apparatus, it is characterized in that, including microseism moving plate (1), microseism moving plate weight (2), main circuit board PCBA (3) and signal output lead (4), described microseism moving plate weight (2) is fixed on microseism moving plate (1) one end, microseism moving plate (1) other end is fixed on main circuit board PCBA(3) on, described main circuit board PCBA(3) it is connected with signal output lead electrically (4), described microseism moving plate (1), microseism moving plate weight (2), main circuit board PCBA(3) it is sheathed in copper pipe (5), described copper pipe (5) outer wall is arranged with sound-absorbing block (6).
A kind of bone conduction transaudient formula microphone apparatus the most according to claim 1, it is characterised in that described copper pipe (5) is provided with top cover (7), described top cover (7) and copper pipe (5), and protection glue is fixing to be connected by sealing.
A kind of bone conduction transaudient formula microphone apparatus the most according to claim 1, it is characterised in that described sound-absorbing block (6) point goes out part will be with microseism moving plate (1) plane right angle setting, and described sound-absorbing block (6) is connected by glue is fixing with copper pipe (5) outer wall.
A kind of bone conduction transaudient formula microphone apparatus the most according to claim 1, it is characterized in that, described microseism moving plate (1) and main circuit board PCBA(3) by being welded and fixed, the wherein solder side of microseism moving plate (1) and main circuit board PCBA(3) solder side in same level.
A kind of bone conduction transaudient formula microphone apparatus the most according to claim 1, it is characterized in that, described signal output lead (4) includes positive pole (41) and negative pole (42), described positive pole (41) is connected to main circuit board PCBA(3) centre position, described negative pole (42) be welded at copper pipe (5) outer wall outlet with main circuit board PCBA(3) ground wire is connected.
A kind of bone conduction transaudient formula microphone apparatus the most according to claim 1, it is characterised in that described sound-absorbing block (6) shell uses metal material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521132038.0U CN205454015U (en) | 2015-12-28 | 2015-12-28 | Transaudient formula microphone device of osteoacusis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521132038.0U CN205454015U (en) | 2015-12-28 | 2015-12-28 | Transaudient formula microphone device of osteoacusis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205454015U true CN205454015U (en) | 2016-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521132038.0U Active CN205454015U (en) | 2015-12-28 | 2015-12-28 | Transaudient formula microphone device of osteoacusis |
Country Status (1)
| Country | Link |
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| CN (1) | CN205454015U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109752565A (en) * | 2019-03-02 | 2019-05-14 | 吉林大学 | A kind of tractor engine measurement of rotating speed meter |
-
2015
- 2015-12-28 CN CN201521132038.0U patent/CN205454015U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109752565A (en) * | 2019-03-02 | 2019-05-14 | 吉林大学 | A kind of tractor engine measurement of rotating speed meter |
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