CN207200980U - A kind of automobile instrument panel loudspeaker with sound film protection - Google Patents
A kind of automobile instrument panel loudspeaker with sound film protection Download PDFInfo
- Publication number
- CN207200980U CN207200980U CN201721185467.3U CN201721185467U CN207200980U CN 207200980 U CN207200980 U CN 207200980U CN 201721185467 U CN201721185467 U CN 201721185467U CN 207200980 U CN207200980 U CN 207200980U
- Authority
- CN
- China
- Prior art keywords
- sound
- protective cover
- dust cap
- chamber protective
- instrument panel
- 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.)
- Expired - Fee Related
Links
Landscapes
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
It the utility model is related to a kind of automobile instrument panel loudspeaker with sound film protection, including main body (1) and sound chamber protective cover (2), sound chamber protective cover (2) carries sound penetrating hole (21), dust cap (3) is provided with the outside of sound chamber protective cover (2), dust cap (3) is rotatablely connected with sound chamber protective cover (2), dust cap (3) carries void region, when dust cap (3) is rotated to opening angle, sound penetrating hole (21) exposes from void region, when dust cap is rotated to closure angle, sound penetrating hole (21) is all covered by the non-void region of dust cap (3).Compared with prior art, carry dust cap outside the utility model sound chamber protective cover, loudspeaker transport, installation process and dust cap is threaded to closure angle when not in use, sound penetrating hole is covered, prevents dust, water or debris from falling into sound chamber protective cover, pollution sound film；By controlling angle, the auxiliary adjustment of sound size is also used as.
Description
Technical field
A kind of loudspeaker are the utility model is related to, more particularly, to a kind of automobile instrument panel loudspeaker with sound film protection.
Background technology
Sound film is the important composition part of loudspeaker, and each loudspeaker can have a sound film；Loudspeaker, must to normal work
It must ensure that its sound vibration of membrane is normal, otherwise, certainly will influence the voice effect of loudspeaker.It is widely used in automobile instrument panel field
Two kinds of loudspeaker, one kind only have speaker body, its sound film be it is exposed outside, without any protection；Another kind is in sound film
Put inside the sound chamber protective cover with sound penetrating hole.
Following defect be present in both the above loudspeaker：
1) both the above loudspeaker are required for the process by transporting and being assembled into part.During these, some are tiny
Particle is easy to contact and adheres to sound film surface, such as dust, metallic particles；
2) assembling with transportation, some water, beverage or other liquid are also easy to contact and stay in sound film surface；
3) can sell on product, such as automobile, these fine particles or liquid still have an opportunity to contact and stay in sound film table
Face；
Particularly slightly larger, heavier if 4) these particles or liquid, material, beverage contact such as iron content class are simultaneously
Sound film surface is stayed in, they may influence the normal vibration of sound film, so as to when loudspeaker work, produce abnormal sound or make an uproar
Sound.
Utility model content
The purpose of this utility model is exactly to carry sound film to provide one kind the defects of overcoming above-mentioned prior art to exist
The automobile instrument panel loudspeaker of protection.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of automobile instrument panel loudspeaker with sound film protection, including main body and sound chamber protective cover, described body side
With sound film, described sound chamber protective cover covering sound film, sound chamber protective cover carries sound penetrating hole, set on the outside of described sound chamber protective cover
Dust cap is equipped with, described dust cap is rotatablely connected with sound chamber protective cover, and described dust cap carries void region, when described
When dust cap is rotated to opening angle, described sound penetrating hole exposes from void region, when described dust cap is rotated to dwell angle
When spending, described sound penetrating hole is all covered by the non-void region of dust cap.
Preferably, described dust cap inwall is provided with boss, and described sound chamber protection cover outer wall is provided with annular groove, described
Projection shape and annular groove coordinate, make pluggable connection between dust cap and sound chamber protective cover.
Preferably, described sound penetrating hole is centrosymmetric distribution.
Preferably, it is provided with waterproof grid on the inside of described sound chamber protective cover.
Preferably, described sound chamber protective cover is provided with sealing ring with main body junction.
Preferably, described dust-proof cover outer wall is provided with skid resistance strip, and described skid resistance strip and dust cap are axially in parallel.
Preferably, described sound chamber protective cover inwall is provided with light sensor, the control of described light sensor and loudspeaker
Device connection processed.
Compared with prior art, the utility model has advantages below：
(1) carry dust cap outside sound chamber protective cover, loudspeaker are transported, installation process and being when not in use threaded to dust cap is closed
Close angle degree, sound penetrating hole is covered, and prevents dust, water or debris from falling into sound chamber protective cover, pollutes sound film；By controlling angle,
It is also used as the auxiliary adjustment of sound size.
(2) pluggable connection between dust cap and sound chamber protective cover, convenient cleaning.
(3) sound penetrating hole is centrosymmetric distribution, and sound transmission is uniform.
(4) waterproof grid is provided with the inside of sound chamber protective cover, when dust cap is opened, barrier liquid enters sound film.
(5) sound chamber protective cover is provided with sealing ring, good water-proof effect with main body junction.
(6) dust-proof cover outer wall is provided with skid resistance strip, convenient rotation regulation angle.
(7) sound chamber protective cover inwall is provided with light sensor, and the controller connection of light sensor and loudspeaker can be according to sound
Light intensity in chamber protective cover judges the open and-shut mode of dust cap, as the auxiliary switch of loudspeaker power supply, improves dust cap
Practical efficiency.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the loudspeaker of embodiment 1；
Fig. 2 is the decomposition texture schematic diagram of the loudspeaker of embodiment 1；
Fig. 3 is the sound chamber protective cover side schematic view of the loudspeaker of embodiment 2；
Fig. 4 is the dust cap schematic diagram of the loudspeaker of embodiment 3.
Embodiment
The utility model is described in detail with specific embodiment below in conjunction with the accompanying drawings.The present embodiment is with the utility model
Implemented premised on technical scheme, give detailed embodiment and specific operating process, but guarantor of the present utility model
Shield scope is not limited to following embodiments.
Embodiment 1
As shown in Figure 1, 2, a kind of automobile instrument panel loudspeaker with sound film protection, including main body 1 and sound chamber protective cover 2,
The side of main body 1 carries sound film, and sound chamber protective cover 2 covers sound film, and sound chamber protective cover 2 carries sound penetrating hole 21, the outside of sound chamber protective cover 2
Dust cap 3 is provided with, dust cap 3 is rotatablely connected with sound chamber protective cover 2, and dust cap 3 carries void region 31, when dust cap 3 revolves
When going to opening angle, sound penetrating hole 21 exposes from void region 31, and when dust cap is rotated to closure angle, sound penetrating hole 21 is all
Covered by the non-void region of dust cap 3, by adjustment angle, the area for controlling sound penetrating hole 21 to expose, also act as regulation sound
Sound size.
The inwall of dust cap 3 is provided with boss, and the outer wall of sound chamber protective cover 2 is provided with annular groove 22, projection shape and annular groove
22 coordinate, and make pluggable connection between dust cap 3 and sound chamber protective cover 2.Boss can be an annular boss, can be multiple
Small boss forms a circle.The cross section of annular groove 22 is circular arc, reduces the impulsive force during plug.
Sound penetrating hole 21 can be small sircle hole, concentrate on a certain panel region, as presented in Fig. 1,2.
The inner side of sound chamber protective cover 2 is provided with waterproof grid, and the mesh of grid is smaller, is splashed when there is a small amount of liquid in sound chamber protective cover
When upper, waterproof surface mesh forms liquid film, and with some tension, liquid will not directly pollute sound film.
Sound chamber protective cover 2 is provided with sealing ring with the junction of main body 1.
The inwall of sound chamber protective cover 2 is provided with light sensor, the controller connection of light sensor and loudspeaker, when sound chamber is protected
In cover 2 during dull thread, illustrate that dust cap 3 is closed, user there may be the intention for closing loudspeaker, and now controller is closed automatically
Loudspeaker power supply, dust cap 3 is used as power switch, improve the instream factor of dust cap.
Embodiment 2
As different from Example 1, as shown in figure 3, the sound penetrating hole on described sound chamber protective cover 2 is arc strip, it is in
Central Symmetry is distributed, and the void region on dust cap 3 is also same Central Symmetry distribution, and entrant sound area is larger, is advantageous to sound
The uniform propagation of sound.Remaining is same as Example 1.
Embodiment 3
As different from Example 1, as shown in figure 4, the outer wall of dust cap 3 is additionally provided with skid resistance strip, skid resistance strip with it is dust-proof
Lid 3 is axially in parallel.Remaining is same as Example 1.
Claims (7)
1. a kind of automobile instrument panel loudspeaker with sound film protection, including main body (1) and sound chamber protective cover (2), described main body
(1) side carries sound film, described sound chamber protective cover (2) covering sound film, and sound chamber protective cover (2) carries sound penetrating hole (21), and it is special
Sign is, dust cap (3), described dust cap (3) and sound chamber protective cover (2) are provided with the outside of described sound chamber protective cover (2)
Rotation connection, described dust cap (3) carry void region, described when described dust cap (3) is rotated to opening angle
Sound penetrating hole (21) exposes from void region, and when described dust cap is rotated to closure angle, described sound penetrating hole (21) is all
Covered by the non-void region of dust cap (3).
2. a kind of automobile instrument panel loudspeaker with sound film protection according to claim 1, it is characterised in that described is anti-
Dirt lid (3) inwall is provided with boss, and described sound chamber protective cover (2) outer wall is provided with annular groove (22), described projection shape with
Annular groove (22) coordinates, and makes pluggable connection between dust cap (3) and sound chamber protective cover (2).
3. a kind of automobile instrument panel loudspeaker with sound film protection according to claim 1, it is characterised in that described is saturating
Acoustic aperture (21) is centrosymmetric distribution.
A kind of 4. automobile instrument panel loudspeaker with sound film protection according to claim 1, it is characterised in that described sound
Waterproof grid is provided with the inside of chamber protective cover (2).
A kind of 5. automobile instrument panel loudspeaker with sound film protection according to claim 1, it is characterised in that described sound
Chamber protective cover (2) is provided with sealing ring with main body (1) junction.
6. a kind of automobile instrument panel loudspeaker with sound film protection according to claim 1, it is characterised in that described is anti-
Dirt lid (3) outer wall is provided with skid resistance strip, and described skid resistance strip and dust cap (3) are axially in parallel.
A kind of 7. automobile instrument panel loudspeaker with sound film protection according to claim 1, it is characterised in that described sound
Chamber protective cover (2) inwall is provided with light sensor, the controller connection of described light sensor and loudspeaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721185467.3U CN207200980U (en) | 2017-09-15 | 2017-09-15 | A kind of automobile instrument panel loudspeaker with sound film protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721185467.3U CN207200980U (en) | 2017-09-15 | 2017-09-15 | A kind of automobile instrument panel loudspeaker with sound film protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207200980U true CN207200980U (en) | 2018-04-06 |
Family
ID=61789310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721185467.3U Expired - Fee Related CN207200980U (en) | 2017-09-15 | 2017-09-15 | A kind of automobile instrument panel loudspeaker with sound film protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207200980U (en) |
-
2017
- 2017-09-15 CN CN201721185467.3U patent/CN207200980U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207043555U (en) | A kind of rotating sheet welds blowning installation | |
| CN207200980U (en) | A kind of automobile instrument panel loudspeaker with sound film protection | |
| CN203976148U (en) | Fire lift panel block | |
| CN102825499A (en) | Noise insulation box of lathe | |
| CN206947746U (en) | One kind ventilation splashproof wetting system | |
| CN204137752U (en) | A kind of belt conveyer dust suppression type correcting deflector chute | |
| CN206252769U (en) | One kind is laterally opened to automatically adjust fire extinguisher cabinet | |
| CN207060851U (en) | Water bag component and water purifier for water purifier | |
| CN206226479U (en) | A kind of IRF technological cores interchanger | |
| CN205282897U (en) | Outdoor case | |
| CN210516596U (en) | Protective circuit breaker for preventing fault electric arc leakage | |
| CN206757723U (en) | A kind of drive recorder with LED | |
| CN206923237U (en) | Electronic equipment | |
| CN208804546U (en) | A kind of LED water proof lamp | |
| CN205752014U (en) | A kind of outdoor SF6 density monitor rain cover | |
| CN206674431U (en) | One kind shielding magnet ring | |
| CN208690342U (en) | A kind of explosion-proof ventilative lead-acid accumulator case of opposite opened | |
| CN205798657U (en) | A kind of Gas welding protection device | |
| CN207593388U (en) | Machining center integral type protective cover | |
| CN204810551U (en) | Waterproof test cover of drenching with rain of loudspeaker | |
| CN207989291U (en) | A kind of hand pump filler seat | |
| CN210610059U (en) | Mining base station explosion-proof box | |
| CN210287514U (en) | Vacuum coating machine dustproof structure capable of preventing pollution | |
| CN207200213U (en) | A kind of bus duct with water-proof function | |
| CN208548302U (en) | A kind of automobile intelligent regulating switch knob |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215126 No. 123 Changyang street, Suzhou Industrial Park, Suzhou, Jiangsu. Patentee after: Annex Electronics (Suzhou) Co., Ltd. Address before: 215126 No. 123 Changyang street, Suzhou Industrial Park, Suzhou, Jiangsu. Patentee before: Delphi Electronics (Suzhou) Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180406 Termination date: 20200915 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |