CN204119496U - A kind of osteoacusis loudspeaker - Google Patents
A kind of osteoacusis loudspeaker Download PDFInfo
- Publication number
- CN204119496U CN204119496U CN201420395345.7U CN201420395345U CN204119496U CN 204119496 U CN204119496 U CN 204119496U CN 201420395345 U CN201420395345 U CN 201420395345U CN 204119496 U CN204119496 U CN 204119496U
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- CN
- China
- Prior art keywords
- vibrating reed
- magnet
- upper cover
- osteoacusis loudspeaker
- lower cover
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- 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.)
- Expired - Fee Related
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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The utility model discloses a kind of osteoacusis loudspeaker, osteoacusis loudspeaker comprise the uncovered upper cover that each face is rectangle, the side, front end of described upper cover is provided with venthole, also comprise the uncovered lower cover corresponding to described upper cover shape, the side, front end of described lower cover is provided with phonate hole, the non-leading end side of described lower cover is provided with cable hole, the inner side end face of described upper cover is fixed with pad, also comprise internal magnet and the external magnet of inside and outside socket, the shape of described internal magnet is cuboid or cube, also comprise square coil, described square coil is placed in described external magnet inside and is socketed described internal magnet, also involving vibrations sheet and vibrating reed pedestal, described internal magnet and described external magnet are fixed on the upper surface of described vibrating reed pedestal, described vibrating reed is fixed on the lower surface of described vibrating reed pedestal, described upper cover and described lower cover close up fixing after, described internal magnet contacts described pad with described external magnet.
Description
Technical field
The utility model relates to transaudient equipment technical field, is specifically related to a kind of osteoacusis loudspeaker.
Background technology
Osteoacusis loudspeaker adopt electrical conductor to make coil, and when inputting a tone currents signal in coil, coil is equivalent to a current－carrying conductor.Coil is placed in fixed magnetic field, the effect of power and the principle of moving can be subject to according to current－carrying conductor in magnetic field, coil can be subject to that a size is directly proportional to tone currents, direction with tone currents change the power of change.Like this, coil will produce vibration under magnetic fields, and drives diaphragm oscillations, and the air before and after vibrating diaphragm also vibrates thereupon, and so just electric signal is converted to sound wave to surrounding radiation, this loudspeaker applications is the most extensive.
The structure of structure many employings taper frame outer lining taper cone of the osteoacusis loudspeaker of prior art, sensitivity is lower, frequency range is narrow, is unsuitable for making osteoacusis loudspeaker and uses.
Utility model content
The technical problems to be solved in the utility model is, for the deficiencies in the prior art, provides a kind of osteoacusis loudspeaker, and the taper osteoacusis loudspeaker sensitivity overcoming prior art is low, frequency range is narrow, is unsuitable for doing the defect that osteoacusis loudspeaker use.
The utility model for solving the problems of the technologies described above adopted technical scheme is:
A kind of osteoacusis loudspeaker, comprise the uncovered upper cover that each face is rectangle, the side, front end of described upper cover is provided with venthole, also comprise the uncovered lower cover corresponding to described upper cover shape, the side, front end of described lower cover is provided with phonate hole, the non-leading end side of described lower cover is provided with cable hole, the inner side end face of described upper cover is fixed with pad, also comprise internal magnet and the external magnet of inside and outside socket, the shape of described internal magnet is cuboid or cube, also comprise square coil, described square coil is placed in described external magnet inside and is socketed described internal magnet, also involving vibrations sheet and vibrating reed pedestal, described internal magnet and described external magnet are fixed on the upper surface of described vibrating reed pedestal, described vibrating reed is fixed on the lower surface of described vibrating reed pedestal, described upper cover and described lower cover close up fixing after, described internal magnet contacts described pad with described external magnet.
According to embodiment of the present utility model, the centre position, lower surface of described vibrating reed pedestal is provided with protruding post, and in the middle of described vibrating reed, relevant position is provided with circular hole, and the described protruding post of described circular hole socket of described vibrating reed, with fixing described vibrating reed.
According to embodiment of the present utility model, described pad is divided into the internal gasket of inside and outside socket and outer pad, and the shape of described internal gasket is corresponding to described internal magnet upper surface shape, and the shape of described outer pad is corresponding to the shape of described external magnet upper surface.
According to embodiment of the present utility model, described vibrating reed is connected with reinforcement from described circular hole to the edge on 4 limits.
According to embodiment of the present utility model, described internal gasket is set to rectangle, and described outer pad is set to rectangle frame.
According to embodiment of the present utility model, in the outer corners of described upper cover and described lower cover, at least one has rounding off chamfering.
According to embodiment of the present utility model, inside described lower cover, Rhizoma Sparganii tandem place has rounding off chamfering, and described vibrating reed is blocked by described rounding off chamfering, maintains a certain distance with described lower cover inside bottom surface.
According to embodiment of the present utility model, the distance between described internal magnet outer wall to described square coil inwall is set to 0.2mm, to reach optimum magnetic field effect.
According to embodiment of the present utility model, the sidewall of described upper cover is fixed with pcb board, two end lines of described square coil are fixed on the outer of described vibrating reed, then are connected on described pcb board.
According to embodiment of the present utility model, described pcb board is provided with 4 pads, for connecting the end line of described square coil and changing tonequality.
Implement the technical solution of the utility model, there is following beneficial effect: magnet is divided into internal magnet and the external magnet of socket by the utility model, and the distance between strict restriction internal magnet and coil, therefore there is best magnetic field effect, the inner side of the utility model upper cover and lower cover is all rectangle, the reflection of sound, magnetic field reflection can be strengthened, improve acoustical quality, upper cover venthole of the present utility model and lower cover phonate hole are arranged on same one end, have best acoustical quality, the utility model makes osteoacusis loudspeaker achieve obvious technological progress.
Accompanying drawing explanation
Below by with reference to accompanying drawing describe the utility model particularly in conjunction with example, advantage of the present utility model and implementation will be more obvious, wherein content shown in accompanying drawing is only for explanation explanation of the present utility model, and do not form restriction of going up in all senses of the present utility model, in the accompanying drawings:
Fig. 1 is the partition block diagram of the utility model osteoacusis loudspeaker;
Fig. 2 is the partition block diagram of another projecting direction of the utility model;
Fig. 3 is the utility model osteoacusis loudspeaker schematic diagrames;
Fig. 4 is the utility model osteoacusis loudspeaker pcb board installation site schematic diagram.
Embodiment
As Fig. 1, Fig. 2, shown in Fig. 3 and Fig. 4, the utility model osteoacusis loudspeaker 10, comprise the uncovered upper cover 11 that each face is rectangle, the side, front end of upper cover 11 is provided with venthole 111, also comprise the uncovered lower cover 12 corresponding to upper cover 11 shape, the side, front end of lower cover 12 is provided with phonate hole 121, upper cover venthole of the present utility model and lower cover phonate hole are arranged on same one end, there is best acoustical quality, the non-leading end side of lower cover 12 is provided with cable hole, the inner side end face of upper cover 11 is fixed with pad 13, also comprise internal magnet 14 and the external magnet 15 of inside and outside socket, the shape of internal magnet 14 is cuboid or cube, also comprise square coil 16, square coil 16 is placed in external magnet 15 inside and is socketed internal magnet 14, also involving vibrations sheet 17 and vibrating reed pedestal 18, internal magnet 14 and external magnet 15 are fixed on the upper surface of vibrating reed pedestal 18, vibrating reed 17 is fixed on the lower surface of vibrating reed pedestal 18, upper cover 11 and lower cover 12 close up fixing after, internal magnet 14 and external magnet 15 contact pins 13.The inner side of the utility model upper cover and lower cover is all rectangle, can strengthen the reflection of sound, magnetic field reflection, improve acoustical quality.According to embodiment of the present utility model, the centre position, lower surface of vibrating reed pedestal 18 is provided with protruding post, and the middle relevant position of vibrating reed 17 is provided with circular hole 171, and the circular hole 171 of vibrating reed 17 is socketed protruding post, with fixing vibrating reed 17.Pad 13 is divided into internal gasket 131 and the outer pad 132 of inside and outside socket, and the shape of internal gasket 131 is corresponding to internal magnet 14 upper surface shape, and the shape of outer pad 132 is corresponding to the shape of external magnet 15 upper surface.Vibrating reed 17 is connected with reinforcement 172 from circular hole 171 to the edge on 4 limits.Internal gasket 131 is set to rectangle, and outer pad 132 is set to rectangle frame.In the outer corners of upper cover 11 and lower cover 12, at least one has rounding off chamfering.Inside lower cover 12, Rhizoma Sparganii tandem place has rounding off chamfering, and vibrating reed 17 is blocked by rounding off chamfering, maintains a certain distance with lower cover 12 inside bottom surface.Distance between internal magnet 14 outer wall to square coil 16 inwall is set to 0.2mm, to reach optimum magnetic field effect.The sidewall of upper cover 11 is fixed with pcb board 19, two end lines of square coil 16 are fixed on the outer of vibrating reed 17, then are connected on pcb board 19.Pcb board 19 is provided with 4 pads 191, for connecting the end line of square coil 16 and changing tonequality.Pcb board 19 is for vibrating the conversion with sound, and different pad controls different vibration frequency, therefore connects two different pads 191 and can change the frequency that shakes, i.e. tonequality; The loudspeaker pcb board of prior art only has two pads, can not change vibration frequency, also just can not change sound.
Those skilled in the art do not depart from essence of the present utility model and spirit, various deformation scheme can be had to realize the utility model, the foregoing is only the better feasible embodiment of the utility model, not thereby interest field of the present utility model is limited to, the equivalent structure change that all utilization the utility model specifications and accompanying drawing content are done, is all contained within interest field of the present utility model.
Claims (10)
1. osteoacusis loudspeaker, it is characterized in that: comprise the uncovered upper cover that each face is rectangle, the side, front end of described upper cover is provided with venthole, also comprise the uncovered lower cover corresponding to described upper cover shape, the side, front end of described lower cover is provided with phonate hole, the non-leading end side of described lower cover is provided with cable hole, the inner side end face of described upper cover is fixed with pad, also comprise internal magnet and the external magnet of inside and outside socket, the shape of described internal magnet is cuboid or cube, also comprise square coil, described square coil is placed in described external magnet inside and is socketed described internal magnet, also involving vibrations sheet and vibrating reed pedestal, described internal magnet and described external magnet are fixed on the upper surface of described vibrating reed pedestal, described vibrating reed is fixed on the lower surface of described vibrating reed pedestal, described upper cover and described lower cover close up fixing after, described internal magnet contacts described pad with described external magnet.
2. osteoacusis loudspeaker according to claim 1, it is characterized in that: the centre position, lower surface of described vibrating reed pedestal is provided with protruding post, in the middle of described vibrating reed, relevant position is provided with circular hole, and the described protruding post of described circular hole socket of described vibrating reed, with fixing described vibrating reed.
3. osteoacusis loudspeaker according to claim 1, it is characterized in that: described pad is divided into the internal gasket of inside and outside socket and outer pad, the shape of described internal gasket is corresponding to described internal magnet upper surface shape, and the shape of described outer pad is corresponding to the shape of described external magnet upper surface.
4. osteoacusis loudspeaker according to claim 1, is characterized in that: described vibrating reed is connected with reinforcement from described circular hole to the edge on 4 limits.
5. osteoacusis loudspeaker according to claim 3, is characterized in that: described internal gasket is set to rectangle, described outer pad is set to rectangle frame.
6. osteoacusis loudspeaker according to claim 1, is characterized in that: in the outer corners of described upper cover and described lower cover, at least one has rounding off chamfering.
7. osteoacusis loudspeaker according to claim 1, is characterized in that: inside described lower cover, Rhizoma Sparganii tandem place has rounding off chamfering, and described vibrating reed is blocked by described rounding off chamfering, maintain a certain distance with described lower cover inside bottom surface.
8. osteoacusis loudspeaker according to claim 1, is characterized in that: the distance between described internal magnet outer wall to described square coil inwall is set to 0.2mm, to reach optimum magnetic field effect.
9. osteoacusis loudspeaker according to claim 1, is characterized in that: the sidewall of described upper cover is fixed with pcb board, and two end lines of described square coil are fixed on the outer of described vibrating reed, then are connected on described pcb board.
10. osteoacusis loudspeaker according to claim 1, is characterized in that: described pcb board is provided with 4 pads, for connecting the end line of described square coil and changing tonequality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420395345.7U CN204119496U (en) | 2014-07-17 | 2014-07-17 | A kind of osteoacusis loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420395345.7U CN204119496U (en) | 2014-07-17 | 2014-07-17 | A kind of osteoacusis loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204119496U true CN204119496U (en) | 2015-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420395345.7U Expired - Fee Related CN204119496U (en) | 2014-07-17 | 2014-07-17 | A kind of osteoacusis loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204119496U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104469631A (en) * | 2014-10-24 | 2015-03-25 | 余德权 | Bone conduction loudspeaker and manufacturing method thereof |
-
2014
- 2014-07-17 CN CN201420395345.7U patent/CN204119496U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104469631A (en) * | 2014-10-24 | 2015-03-25 | 余德权 | Bone conduction loudspeaker and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150121 Termination date: 20150717 |
|
| EXPY | Termination of patent right or utility model |