CN107277703A - Anti- hygrechema chamber - Google Patents
Anti- hygrechema chamber Download PDFInfo
- Publication number
- CN107277703A CN107277703A CN201710448675.6A CN201710448675A CN107277703A CN 107277703 A CN107277703 A CN 107277703A CN 201710448675 A CN201710448675 A CN 201710448675A CN 107277703 A CN107277703 A CN 107277703A
- Authority
- CN
- China
- Prior art keywords
- groove
- waterproofing membrane
- loudspeaker
- hygrechema
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/44—Special adaptations for subaqueous use, e.g. for hydrophone
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2420/00—Details of connection covered by H04R, not provided for in its groups
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The invention discloses a kind of anti-hygrechema chamber, belong to stereo set field.The anti-hygrechema chamber includes：Panel, waterproofing membrane, loudspeaker, pressing plate and sealing ring；The first groove is offered in the middle part of panel, the part that panel is provided with the first groove offers some apertures, the second annular groove around the first groove is further opened with panel, sealing ring is provided with second groove, waterproofing membrane is arranged on panel and offered in the one side of the first groove, and waterproofing membrane covers the first groove and sealing ring simultaneously, waterproofing membrane and the first groove the first cavity of formation, pressing plate pressure is above sealing ring, and waterproofing membrane is between pressing plate and sealing ring, loudspeaker are fixed on pressing plate, loudspeaker, the second cavity is formed between pressing plate and waterproofing membrane, output face the second cavity of direction of loudspeaker.The classification of waterproof of the anti-hygrechema chamber can reach IP67, and not influence sound to export.
Description
Technical field
The present invention relates to stereo set field, more particularly to a kind of anti-hygrechema chamber.
Background technology
Broadcast system is commonly configured with ocean platform, the sound chamber that the terminal of broadcast system includes being responsible for sound output is set
It is standby.Due to marine environment awful weather, usually high humidity, hyperpyrexia, high salt mist environment, so sound chamber equipment is needed when manufacturing and designing
To consider water resistance.
At present, the waterproof of sound chamber equipment mainly realizes that wire netting is arranged on face using the high wire netting of fixing clearance density
Between plate and loudspeaker, the mesh number of wire netting reaches mesh more than 200, with certain water-proof function.Or, prevented by the way of blocking
Only rainwater enters sound chamber, for example, install a bucker in panels outside.Though have certain anti-using above two waterproof type
Outlet capacity, but still have a disadvantage that：Classification of waterproof difficulty reaches IP67, because sound chamber equipment is in high humidity, hyperpyrexia, high salt fog
In environment, because " cell breath " is present, steam can cause equipment ponding into sound chamber internal condensation, so as to damage equipment.
The content of the invention
It is anti-the embodiments of the invention provide one kind in order to solve the problem of waterproof of existing sound chamber equipment is difficult to reach requirement
Hygrechema chamber.The technical scheme is as follows：
The embodiments of the invention provide a kind of anti-hygrechema chamber, the anti-hygrechema chamber includes：Panel, waterproofing membrane, loudspeaker, pressure
Plate and sealing ring；The first groove is offered in the middle part of the panel, if the part that the panel is provided with the first groove is offered
It is further opened with setting in the second annular groove around first groove, second groove on dry aperture, the panel
There is the sealing ring, the waterproofing membrane is arranged on the panel and offered in the one side of the first groove, and the waterproofing membrane
First groove and the sealing ring, the waterproofing membrane and first groove the first cavity of formation are covered simultaneously, it is described
Pressing plate pressure is above the sealing ring, and the waterproofing membrane is between the pressing plate and the sealing ring, the loudspeaker
Be fixed on the pressing plate, form the second cavity between the loudspeaker, the pressing plate and the waterproofing membrane, the loudspeaker it is defeated
Appear towards second cavity.
In a kind of implementation of the embodiment of the present invention, the waterproofing membrane is polytetrafluoroethylene film.
In another implementation of the embodiment of the present invention, the thickness of the waterproofing membrane is 0.1~0.15mm.
In another implementation of the embodiment of the present invention, the sealing ring is silicone rubber O-ring.
In another implementation of the embodiment of the present invention, the pressing plate is fixed by screws on the panel.
In another implementation of the embodiment of the present invention, second groove is O-shaped groove.
In another implementation of the embodiment of the present invention, the size of second groove is according to GB/T 3452.3-
2005 standards are designed.
In another implementation of the embodiment of the present invention, the shape of first groove and the output face of the loudspeaker
Shape it is identical.
In another implementation of the embodiment of the present invention, the depth of first groove and the diameter of the loudspeaker into
Direct ratio.
In another implementation of the embodiment of the present invention, equally distributed multiple apertures are provided with the panel.
The beneficial effect that technical scheme provided in an embodiment of the present invention is brought is：
By opening up groove on panel, then waterproofing membrane is set, waterproofing membrane is fixed on panel by pressing plate,
And be provided with sealing ring between waterproofing membrane and panel, carry out waterproof by the way of waterproofing membrane and sealing ring are combined, steam without
Method has influence on loudspeaker through waterproofing membrane, solves sound external speaker in the marine environment of awful weather (hyperpyrexia, high humidity) and prevents
Water, anti-condensation problem, can reach IP67 classification of waterproof requirement.In addition, waterproofing membrane and the first groove formation cavity, loudspeaker,
It is cavity structure that the second cavity, i.e. waterproofing membrane both sides are formed between pressing plate and waterproofing membrane, is conducive to waterproofing membrane to vibrate
Sound wave is spread out of, panel is provided with aperture so that sound transmission is unaffected.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, makes required in being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the structural representation of anti-hygrechema chamber provided in an embodiment of the present invention.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to embodiment party of the present invention
Formula is described in further detail.
Fig. 1 is a kind of structural representation of anti-hygrechema chamber provided in an embodiment of the present invention, and referring to Fig. 1, anti-hygrechema chamber includes
Panel 10, waterproofing membrane 20, loudspeaker 30, pressing plate 40 and sealing ring 50.The middle part of panel 10 offers the first groove 60, panel 10
The part for being provided with the first groove 60 offers some apertures 70, and the aperture 70 is through hole, namely in the bottom of the first groove 60
Provided with some apertures 70.It is further opened with setting in the second annular groove around the first groove 60, the second groove on panel 10
There is sealing ring 50, waterproofing membrane 20 is arranged on panel 10 and offered in the one side of the first groove 60, and waterproofing membrane 20 covers simultaneously
The first groove of lid 60 and sealing ring 50, the groove 60 of waterproofing membrane 20 and first the first cavity of formation.The pressure of pressing plate 40 is located at sealing ring
50 tops, and waterproofing membrane 20, between pressing plate 40 and sealing ring 50, loudspeaker 30 are fixed on pressing plate 40, loudspeaker 30, pressing plate
The second cavity is formed between 40 and waterproofing membrane 20.The output face of loudspeaker 30 is towards the second cavity, and the sound wave that loudspeaker 30 are exported leads to
Cross the second cavity, waterproofing membrane 20, the first cavity and set outflow after foraminate panel.
Then the embodiment of the present invention sets waterproofing membrane 20 by opening up groove on the faceplate 10, will be anti-by pressing plate 40
Water film 20 is fixed on the faceplate 10, and sealing ring 50 is provided between waterproofing membrane 20 and panel 10, using the He of waterproofing membrane 20
The mode that sealing ring 50 is combined carries out waterproof, and steam can not have influence on loudspeaker through waterproofing membrane, solves awful weather (high
Heat, high humidity) marine environment in sound external speaker waterproof, anti-condensation problem, can reach IP67 classification of waterproof requirement.Separately
Outside, the groove of waterproofing membrane 20 and first formation cavity, forms the second cavity, i.e., between loudspeaker 30, pressing plate 40 and waterproofing membrane 20
The both sides of waterproofing membrane 20 are cavity structure, are conducive to waterproofing membrane vibration to spread out of sound wave, panel 10 is provided with aperture 70, makes
Obtain sound transmission unaffected.
When in embodiments of the present invention, together with panel 10 is unassembled with pressing plate 40, sealing ring 50 is out of second groove
The surface of prominent panel 10, when panel 10 and pressing plate 40 are assembled together, sealing ring 50 is compressed under the effect of the pressure
In second groove, now due to the elastic reaction of sealing ring 50 so that reach sealing effectiveness between panel 10 and pressing plate 40.
Referring to Fig. 1, the first groove 60 and the second groove are arranged on the same face of panel.Panel is with the anti-hygrechema chamber
Sound device final sound output face.
In embodiments of the present invention, waterproofing membrane 20 can be polytetrafluoroethylene film or polyethylene film.It is preferred to use
Polytetrafluoroethylene film makes waterproofing membrane 20, because polytetrafluoroethylene (PTFE) has excellent chemical, high-low temperature resistant characteristic, Neng Gouman
Sound external speaker waterproof, anti-condensation demand in sufficient marine environment.
In embodiments of the present invention, the thickness of waterproofing membrane 20 can be 0.1~0.15mm.It is thin using the waterproof of the thickness
Film 20, film is softer, and vibration of thin membrane effect is good, is easy to sound transmission；If the thickness of waterproofing membrane 20 is too thick, Film stiffness
Greatly, it is unfavorable for vibration, is unfavorable for sound transmission, if the thickness of waterproofing membrane 20 is too small, waterproofing membrane 20 can easily be broken again
Split, therefore the thickness of waterproofing membrane 20 is set according to above-mentioned thickness range, optimum performance can be reached.
In embodiments of the present invention, sealing ring 50 can be silicone rubber O-ring.Silicone rubber O-ring has resistant to elevated temperatures
Performance, it is adaptable to the sealing of marine environment.
In embodiments of the present invention, pressing plate 40 can be fixed by screws on panel 10.Pressing plate 40 is screwed, can
To ensure anti-hygrechema chamber air-tightness, effectively prevent water from being drained to from aperture 70 in inside loudspeaker 30.
Further, pressing plate 40 will have sufficiently high rigidity, otherwise may deform and draw under the elastic force effect of sealing ring 50
Play leakage.Such as pressing plate 40 is made using aluminium sheet, can be specifically rustproof aluminium sheet, and the anti-corrosive properties of pressing plate 40 are made using rustproof aluminium sheet
Can be good, and with preferable economy and practicality.Certainly, the present invention is without limitation, and the pressing plate can also use other
Material is made.
In embodiments of the present invention, the second groove can be O-shaped groove.O-shaped groove design is convenient, and disclosure satisfy that sealing
Demand.
Further, the size of the O-shaped groove is designed according to GB/T 3452.3-2005 standards.
In embodiments of the present invention, the shape of the first groove 60 is identical with the shape of the output face of loudspeaker, such as loudspeaker
When output face is circle, the shape of the first groove 60 can be circle, when the output face of loudspeaker is rectangle, the shape of the first groove 60
Shape can be rectangle.Because the shape of the first groove 60 is identical with the shape of the output face of loudspeaker, so as to preferably propagate
The sound of loudspeaker output.Wherein, the output face of loudspeaker refers to that loudspeaker export the one side of sound, and the output face of loudspeaker is usually loudspeaker
Vibrating membrane.
In embodiments of the present invention, the depth of the first groove 60 is directly proportional to the diameter of loudspeaker, namely the diameter of loudspeaker is got over
Greatly, the depth of first groove 60 is bigger.For example, a diameter of 30mm of loudspeaker, the depth of the first groove can be designed as 3mm,
A diameter of 60mm of loudspeaker, the depth of the first groove can be designed as 6mm.
In embodiments of the present invention, equally distributed multiple apertures 70 are provided with panel 10.By setting sufficient amount
Aperture, so as to realize the normal propagation of sound.The diameter of each aperture can be 1.5mm, the gross area of this multiple aperture
For the 10%~15% of the first groove area.
Airtight experiment is done after the completion of anti-hygrechema chamber assembling shown in Fig. 1.The both sides of waterproofing membrane 20 will have enough spaces
Ensure that waterproofing membrane 20 vibrates without interruption, it is to avoid the sound output of influence loudspeaker 30.
Here the depth of the cavity on the side of waterproofing membrane 20 (right side in Fig. 1) is corresponding with the depth of the first groove 60, therefore can
With referring to the depth of hereinbefore the first groove 60.The depth and pressing plate 40 of the cavity of the opposite side of waterproofing membrane 20 (left side in Fig. 1)
Thickness correspondence.The thickness of pressing plate 40 is directly proportional to the diameter of loudspeaker, and the diameter of loudspeaker is bigger, and the thickness of the pressing plate 40 is bigger.
For example, a diameter of 30mm of loudspeaker, the thickness of pressing plate 40 can be designed as 5mm, a diameter of 60mm of loudspeaker, the thickness of pressing plate 40
It can be designed as 10mm.
The cavity of the both sides of waterproofing membrane 20 is sound chamber before loudspeaker, and due to the presence of waterproofing membrane 20, the preceding sound chamber is divided again
For left and right sides sound chamber, left side sound chamber is larger, is conducive to making the sound of low frequency more to have dynamics, makes people's perceived sounds mellow and full.
Referring to Fig. 1, panel 10 also includes extension A, and extension A is set around pressing plate 40, and is hung down with the body of panel 10
Directly, extension A and sound chamber after (not shown) the formation loudspeaker of rear shell of loudspeaker 30.Label B is the boundary of panel 10 in Fig. 1
Face, panel 10 is connected with the rear shell of loudspeaker 30 on that plane, and specific connected mode includes but is not limited to bolt connection.Enter one
Step ground, panel 10 in the middle of rear shell with being additionally provided with seal with elastometic washer, so as to ensure the sealing property of sound chamber after loudspeaker.
In addition, again may be by bolt connection between loudspeaker 30 and pressing plate 40, the four of loudspeaker 30 and the contact surface of pressing plate 40
Zhou Caiyong silica gel sealings, so that sound chamber can isolate with sound chamber after loudspeaker before loudspeaker, because the preceding sound chamber of loudspeaker and rear sound chamber
Opposite in phase, can make speaker sound diminish in the event of leakage.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (10)
1. a kind of anti-hygrechema chamber, it is characterised in that the anti-hygrechema chamber includes：Panel, waterproofing membrane, loudspeaker, pressing plate and sealing
Circle；
The first groove is offered in the middle part of the panel, the part that the panel is provided with the first groove offers some apertures,
It is further opened with being provided with the second annular groove around first groove, second groove on the panel described close
Seal, the waterproofing membrane is arranged on the panel and offered in the one side of the first groove, and the waterproofing membrane is covered simultaneously
First groove and the sealing ring, the waterproofing membrane and first groove the first cavity of formation, the pressing plate pressure are set
Above the sealing ring, and the waterproofing membrane is between the pressing plate and the sealing ring, and the loudspeaker are fixed on institute
State on pressing plate, the second cavity, the output face direction of the loudspeaker are formed between the loudspeaker, the pressing plate and the waterproofing membrane
Second cavity.
2. anti-hygrechema chamber according to claim 1, it is characterised in that the waterproofing membrane is polytetrafluoroethylene film.
3. anti-hygrechema chamber according to claim 1 or 2, it is characterised in that the thickness of the waterproofing membrane is 0.1~
0.15mm。
4. anti-hygrechema chamber according to claim 1 or 2, it is characterised in that the sealing ring is silicone rubber O-ring.
5. anti-hygrechema chamber according to claim 1 or 2, it is characterised in that the pressing plate is fixed by screws in the face
On plate.
6. anti-hygrechema chamber according to claim 1 or 2, it is characterised in that second groove is O-shaped groove.
7. anti-hygrechema chamber according to claim 6, it is characterised in that the size of second groove is according to GB/T
3452.3-2005 standard is designed.
8. anti-hygrechema chamber according to claim 1 or 2, it is characterised in that the shape of first groove and the loudspeaker
Output face shape it is identical.
9. anti-hygrechema chamber according to claim 1 or 2, it is characterised in that the depth of first groove and the loudspeaker
Diameter be directly proportional.
10. anti-hygrechema chamber according to claim 1 or 2, it is characterised in that be provided with the panel equally distributed many
Individual aperture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710448675.6A CN107277703B (en) | 2017-06-14 | 2017-06-14 | Waterproof sound cavity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710448675.6A CN107277703B (en) | 2017-06-14 | 2017-06-14 | Waterproof sound cavity |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107277703A true CN107277703A (en) | 2017-10-20 |
| CN107277703B CN107277703B (en) | 2020-06-09 |
Family
ID=60067164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710448675.6A Active CN107277703B (en) | 2017-06-14 | 2017-06-14 | Waterproof sound cavity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107277703B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110213698A (en) * | 2019-04-12 | 2019-09-06 | 温州戴立汽车电器有限公司 | A kind of waterproof speaker |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0879865A (en) * | 1994-09-05 | 1996-03-22 | Toshiba Corp | Water-proof film |
| CN201699949U (en) * | 2010-07-16 | 2011-01-05 | 环达电脑(上海)有限公司 | Waterproof sound conduction structure |
| CN201789611U (en) * | 2010-08-20 | 2011-04-06 | 富港电子（东莞）有限公司 | Adjustable loudspeaker box |
| CN204305338U (en) * | 2014-12-22 | 2015-04-29 | 东莞志丰电子有限公司 | A kind of water-tight device and microphone device thereof |
| CN204300821U (en) * | 2014-11-11 | 2015-04-29 | 杭州电子科技大学 | A kind of great power LED frequency spectrum adaptability seabed lamp |
| CN104811858A (en) * | 2015-04-08 | 2015-07-29 | 山东康威通信技术股份有限公司 | Waterproof fixing device for loudspeaker in tunnel |
-
2017
- 2017-06-14 CN CN201710448675.6A patent/CN107277703B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0879865A (en) * | 1994-09-05 | 1996-03-22 | Toshiba Corp | Water-proof film |
| CN201699949U (en) * | 2010-07-16 | 2011-01-05 | 环达电脑(上海)有限公司 | Waterproof sound conduction structure |
| CN201789611U (en) * | 2010-08-20 | 2011-04-06 | 富港电子（东莞）有限公司 | Adjustable loudspeaker box |
| CN204300821U (en) * | 2014-11-11 | 2015-04-29 | 杭州电子科技大学 | A kind of great power LED frequency spectrum adaptability seabed lamp |
| CN204305338U (en) * | 2014-12-22 | 2015-04-29 | 东莞志丰电子有限公司 | A kind of water-tight device and microphone device thereof |
| CN104811858A (en) * | 2015-04-08 | 2015-07-29 | 山东康威通信技术股份有限公司 | Waterproof fixing device for loudspeaker in tunnel |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110213698A (en) * | 2019-04-12 | 2019-09-06 | 温州戴立汽车电器有限公司 | A kind of waterproof speaker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107277703B (en) | 2020-06-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203984830U (en) | Electronic equipment | |
| CN201039420Y (en) | Waterproof ventilating structure and pronunciation and sound sampling device | |
| CN207427452U (en) | Electroacoustic transducer | |
| CN208029093U (en) | Water proof and dust proof net and microphone | |
| CN202617324U (en) | Earphone in tension membrane structure | |
| CN106686505A (en) | Waterproof acoustical device and electronic equipment | |
| CN205992984U (en) | Speaker module | |
| CN201210743Y (en) | Water-proof sound-penetrating mechanism | |
| WO2019205708A1 (en) | Sound emission device and electronic apparatus | |
| CN105742885B (en) | The connector of apertured panel sealing protection | |
| CN107277703A (en) | Anti- hygrechema chamber | |
| CN105933803A (en) | Mobile terminal | |
| CN109309885A (en) | Microphone waterproof sealing structure, waterproof sealing method and electronic product | |
| CN206490829U (en) | Moving-iron type sound-producing device | |
| CN206433161U (en) | Loudspeaker enclosure | |
| CN205232452U (en) | Have good tone quality and waterproof performance's loudspeaker concurrently | |
| CN204180432U (en) | A kind of male and fomale(M&F) waterproof construction and use the alarm button of this structure | |
| CN208046834U (en) | A kind of outdoor rainproof type sound equipment | |
| CN218071791U (en) | High pitch loudspeaker | |
| CN215300833U (en) | Stereo set shell waterproof construction | |
| CN203587937U (en) | Waterproof structure of digital camera | |
| CN214281612U (en) | Electronic device | |
| CN213905571U (en) | Waterproof cavity power divider | |
| CN205490990U (en) | Electronic equipment | |
| CN218679345U (en) | Waterproof loudspeaker for remote controller |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |