CN214851816U - Loudspeaker for fingerprint machine - Google Patents
Loudspeaker for fingerprint machine Download PDFInfo
- Publication number
- CN214851816U CN214851816U CN202120972408.0U CN202120972408U CN214851816U CN 214851816 U CN214851816 U CN 214851816U CN 202120972408 U CN202120972408 U CN 202120972408U CN 214851816 U CN214851816 U CN 214851816U
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- loudspeaker
- fingerprint machine
- voice coil
- accommodating cavity
- diaphragm
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Abstract
The utility model relates to a loudspeaker technical field, concretely relates to fingerprint machine loudspeaker. The loudspeaker for the fingerprint machine comprises a loudspeaker main body, wherein the loudspeaker main body comprises a main shell, a voice coil, an elastic gasket, a magnet, a diaphragm and dustproof cloth; the voice coil is arranged in the groove; the magnet and the elastic gasket are arranged inside the voice coil, and the elastic gasket is arranged on one side far away from the bottom wall of the groove; the membrane is arranged in the accommodating cavity; a gasket is arranged on the outer side of the diaphragm and is abutted against the accommodating cavity so as to fix the position of the diaphragm; the main casing body is provided with a plurality of heat dissipation holes, the accommodating cavity is internally provided with dustproof cloth, and the dustproof cloth is used for blocking sundries from entering the accommodating cavity through the heat dissipation holes. The utility model provides a current loudspeaker structure for fingerprint machine is complicated, easily advances the problem of dust.
Description
Technical Field
The utility model relates to a loudspeaker technical field, concretely relates to fingerprint machine loudspeaker.
Background
With the rapid development of science and technology and the demand of people for life, loudspeakers have been widely used in electronic devices such as televisions, computers, mobile phones, and the like.
Also need install loudspeaker equipment in the fingerprint machine in order to operate the warning, and the used loudspeaker overall structure of current fingerprint machine is comparatively complicated, leads to bulky, the cost is high, and there is the dust entering inside the loudspeaker easily, influences the definition of sound production.
Therefore, it is necessary to provide a technical means to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a loudspeaker for fingerprint machine aims at solving the used loudspeaker overall structure of current fingerprint machine comparatively complicated, leads to bulky, cost high, and loudspeaker are inside to have the dust to get into easily, influences the problem of the definition of making a sound.
In order to achieve the above object, the utility model provides a fingerprint machine loudspeaker, including the loudspeaker main part, wherein:
the loudspeaker main body comprises a main shell, a voice coil, an elastic gasket, a magnet, a diaphragm and dustproof cloth; the voice coil is arranged in the groove; the magnet and the elastic gasket are arranged inside the voice coil, and the elastic gasket is arranged on one side far away from the bottom wall of the groove; the membrane is arranged in the accommodating cavity; a gasket is arranged on the outer side of the diaphragm and is abutted against the accommodating cavity so as to fix the position of the diaphragm; the main casing body is provided with a plurality of heat dissipation holes, the accommodating cavity is internally provided with dustproof cloth, and the dustproof cloth is used for blocking sundries from entering the accommodating cavity through the heat dissipation holes.
More specifically, the main casing is connected with a transmission line, and the transmission line is electrically connected with the voice coil.
More specifically, two fixing lugs extend out of the main shell.
More specifically, the middle part of the fixing lug is provided with a mounting hole.
More specifically, the main casing body extends downwards to form a convex block, and the groove is formed in the convex block.
More specifically, the main casing body is in the outside of recess upwards extends the snap ring, dustproof cloth be equipped with the corresponding card hole of snap ring, dustproof cloth pass through the snap ring with the cooperation fixed connection in card hole the holding intracavity.
More specifically, the diaphragm includes globular portion and turns over ring portion, globular portion is close to gradually from outer to inner the voice coil loudspeaker voice coil, turn over ring portion and locate the periphery of globular portion, it is the arc structure.
The utility model relates to a pair of technical effect of loudspeaker for fingerprint machine does:
this application simple structure, the cost of manufacture is low, and it is whole to be the platykurtic, and is little at fingerprint machine inside occupation space, and has seted up a plurality of louvres on the main casing body, and the holding intracavity is equipped with dustproof cloth, when this loudspeaker has good heat dispersion, ensures that there is not dust or other debris to get into the holding intracavity, makes the sound production that this loudspeaker can be clear.
Drawings
Fig. 1 is a schematic structural view of a speaker for a fingerprint machine according to the present invention;
fig. 2 is a schematic cross-sectional view of a speaker for a fingerprint machine according to the present invention;
fig. 3 is an exploded schematic view of the speaker for fingerprint machine according to the present invention.
The labels in the figure are:
1-a horn main body; 2-main housing; 3-voice coil; 4-elastic gasket; 5, a magnet; 6, a membrane; 7, dustproof cloth; 8, an accommodating cavity; 9, forming a groove; 10-a gasket; 11-heat dissipation holes; 12-a transmission line; 13-fixing the ear; 14-mounting holes; 15-a bump; 16-a snap ring; 17-clamping hole; 18-a bulbous portion; 19-a folded ring part;
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.
The utility model discloses a preferred embodiment, this embodiment is realized like this, refer to fig. 1-3, a loudspeaker for fingerprint machine, including loudspeaker main part 1, wherein:
the loudspeaker main body 1 comprises a main shell 2, a voice coil 3, an elastic gasket 4, a magnet 5, a diaphragm 6 and dustproof cloth 7; the inner part of the main shell 2 is provided with an accommodating cavity 8, the middle part of the accommodating cavity 8 is provided with a groove 9 corresponding to the voice coil 3, and the voice coil 3 is arranged in the groove 9; the magnet 5 and the elastic gasket 4 are both arranged inside the voice coil 3, and the elastic gasket 4 is arranged on one side of the magnet 5, which is far away from the bottom wall of the groove 9; the diaphragm 6 is arranged in the accommodating cavity 8; a gasket 10 is arranged on the outer side of the diaphragm 6, and the gasket 10 is abutted with the accommodating cavity 8 so as to fix the position of the diaphragm 6; a plurality of louvres 11 have been seted up on main casing body 2, are equipped with dustproof cloth 7 in the holding chamber 8, and dustproof cloth 7 is used for the separation debris to get into the holding chamber 8 by louvre 11 in, so, when this loudspeaker has good heat dispersion, ensure not to have dust or other debris to get into the holding chamber 8 in, make the sound production that this loudspeaker can be clear.
Further, the main housing 2 is connected to a transmission line 12, and the transmission line 12 is electrically connected to the voice coil 3.
Preferably, two fixing lugs 13 extend from the main housing 2, and the horn is integrally fixed to the fingerprint machine by the fixing lugs 13, and the connection mode may be bonding, nailing or the like.
Furthermore, a mounting hole 14 is formed in the middle of the fixing lug 13, a bolt is inserted into the mounting hole 14, and the bolt is in threaded connection with a fingerprint machine, so that the loudspeaker is fixedly connected with the fingerprint machine.
As the preferred scheme of this embodiment, main casing 2 extends lug 15 downwards, and recess 9 sets up in lug 15, and this design makes the whole occupation space of loudspeaker dwindle, and has reduced the material of main casing 2 and has used, reduces manufacturing cost.
As a preferable scheme of this embodiment, the main housing 2 extends upwards to form a snap ring 16 outside the groove 9, the dust cloth 7 is provided with a snap hole 17 corresponding to the snap ring 16, and the dust cloth 7 is fixedly connected in the accommodating cavity 8 through the fit between the snap ring 16 and the snap hole 17.
In a preferred embodiment of the present invention, the diaphragm 6 includes a spherical portion 18 and a ring-folded portion 19, the spherical portion 18 is gradually close to the voice coil 3 from the outside to the inside, and the ring-folded portion 19 is disposed on the outer periphery of the spherical portion 18 and has an arc-shaped structure. The vibration and sound production of the spherical part 18 has the advantages of good transient response, small distortion, good directivity and the like, and the corrugated part 19 provides certain flexibility for the movement of the diaphragm 6 and plays a role in positioning and supporting the spherical part 18.
The utility model relates to a loudspeaker for fingerprint machine through reasonable structure setting, has solved the used loudspeaker overall structure of current fingerprint machine comparatively complicated, leads to bulky, the cost is high, and loudspeaker are inside to have the dust to get into easily, influences the definition problem of making a sound.
The above description is only for the preferred embodiment of the present invention, and the structure is not limited to the above-mentioned shape, and any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a loudspeaker for fingerprint machine which characterized in that: including the loudspeaker main part, wherein:
the loudspeaker main body comprises a main shell, a voice coil, an elastic gasket, a magnet, a diaphragm and dustproof cloth; the voice coil is arranged in the groove; the magnet and the elastic gasket are arranged inside the voice coil, and the elastic gasket is arranged on one side far away from the bottom wall of the groove; the membrane is arranged in the accommodating cavity; a gasket is arranged on the outer side of the diaphragm and is abutted against the accommodating cavity so as to fix the position of the diaphragm; the main casing body is provided with a plurality of heat dissipation holes, the accommodating cavity is internally provided with dustproof cloth, and the dustproof cloth is used for blocking sundries from entering the accommodating cavity through the heat dissipation holes.
2. The speaker for fingerprint machine of claim 1, wherein: the main shell is connected with a transmission line, and the transmission line is electrically connected with the voice coil.
3. The speaker for fingerprint machine of claim 1, wherein: two fixing lugs extend out of the main shell.
4. The speaker for fingerprint machine of claim 3, wherein: and the middle part of the fixing lug is provided with a mounting hole.
5. The speaker for fingerprint machine of claim 1, wherein: the main shell extends downwards to form a convex block, and the groove is formed in the convex block.
6. The speaker for fingerprint machine of claim 1, wherein: the main casing body is in the outside of recess upwards extends the snap ring, dustproof cloth be equipped with the corresponding card hole of snap ring, dustproof cloth pass through the snap ring with the cooperation fixed connection in card hole the holding intracavity.
7. The speaker for fingerprint machine of claim 1, wherein: the diaphragm includes globular portion and turns over ring portion, globular portion is close to gradually from outer to interior the voice coil loudspeaker voice coil, turn over ring portion and locate the periphery of globular portion, it is the arc structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120972408.0U CN214851816U (en) | 2021-05-08 | 2021-05-08 | Loudspeaker for fingerprint machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120972408.0U CN214851816U (en) | 2021-05-08 | 2021-05-08 | Loudspeaker for fingerprint machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214851816U true CN214851816U (en) | 2021-11-23 |
Family
ID=78772783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120972408.0U Active CN214851816U (en) | 2021-05-08 | 2021-05-08 | Loudspeaker for fingerprint machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214851816U (en) |
-
2021
- 2021-05-08 CN CN202120972408.0U patent/CN214851816U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |