CN104219941B - Mobile phone soundproof box - Google Patents
Mobile phone soundproof box Download PDFInfo
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- CN104219941B CN104219941B CN201410441779.0A CN201410441779A CN104219941B CN 104219941 B CN104219941 B CN 104219941B CN 201410441779 A CN201410441779 A CN 201410441779A CN 104219941 B CN104219941 B CN 104219941B
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- sound insulation
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Abstract
The invention discloses a mobile phone soundproof box which is mainly composed of a soundproof seal cover, an outer soundproof container, an inner soundproof container and a soundproof core container. The soundproof seal cover is stepped in shape and covers the outer soundproof container and the inner soundproof container, and the outer wall of the soundproof seal cover is a metal soundproof plate; the outer soundproof container is provided with a double-layer structure with an inner plate and an outer plate, both the outer plate and the inner plate are metal plates, and the inner soundproof container is accommodated in the outer soundproof container; the inner soundproof container is composed of a double-layer metal plate, and the soundproof core plate is of a tray structure of a box structure and is accommodated in the inner soundproof container. The mobile phone soundproof box is high in soundproof performance, so that when a mobile phone is placed in the soundproof box, phone tapping and recording functions can be avoided, and confidentiality in special occasions is guaranteed.
Description
Technical field
The invention belongs to noise insulation equipment, more particularly to a kind of equipment processed for mobile phone sound insulation.
Background technology
With the continuous development of economic society, the continuous improvement of scientific and technological level, the various means of stealing secret information emerge in an endless stream, and one
A little important decisions and information are not sent out molecule and are stolen, and cause heavy losses to enterprise and group.Enterprise's secret security faces front institute
Not some threats, steal secret information more sharp with anti-struggle of stealing secret information.
The communication tool that mobile phone is commonly used as people, all be unable to do without in any place, but in some important events or machine
Secret meeting is discussed, conversation content or decision information can by mobile phone recording (including shutdown automatic starting device and remotely located device) and
The high-tech means such as mobile phone implantation tapping device are stolen, and are learnt by competitive enterprise or other groups, in turn result in enterprise and group
Or even the heavy losses of property of country.
Patent application 201120263681.2, discloses a kind of Intelligent mobile phone storage cabinet in campus.It is related to mobile phone storage dress
Put.Storage safety, and without interference with order in education.Including the cabinet with some safe deposit boxes and intelligent centralized controller, if
Dry safe deposit box is separated in cabinet using non-metallic baffle material, and each safe deposit box sets chamber door respectively, and chamber door sets electric control lock, if
Electric control lock on dry chamber door connects intelligent centralized controller respectively, and the outstanding rest device of mobile phone is set in safe deposit box.The utility model
Initially with non-metallic baffle material, normally receiving for mobile phone is neither affected, be prevented from sound of mobile phone interference teaching again；Its
Secondary, being provided with safe deposit box to make the device of mobile phone " hanging ", even if so mobile phone is in vibration mode, due to hanging, also not
Meeting trigger box panel vibration makes a noise.Interference of the mobile phone to imparting knowledge to students in safe deposit box is avoided thoroughly.But the mobile phone cabinet
Structure can also receive mobile phone signal, it is impossible to realize fully sound insulation, however it remains the risk for being ravesdropping and recording.
The content of the invention
The technical problem to be solved in the present invention is, for the drawbacks described above of prior art, there is provided a kind of mobile phone sound proof box,
The mobile phone sound proof box has high oise insulation factor performance, and mobile phone is put in sound proof box, can be prevented effectively from eavesdropping and sound-recording function, it is ensured that special
The confidentiality of different occasion, prevents important talk information leakage.
Another mesh ground of the present invention is to provide a kind of mobile phone sound proof box, the mobile phone sound proof box simple structure, is easy to real
It is existing, and the mobile phone sound proof box is lightweight, small volume is easy to carry.
To reach above-mentioned purpose, the present invention is realized as follows.
A kind of mobile phone sound proof box, it is characterised in that the mobile phone sound proof box is mainly by sound insulation closure, the outer gallbladder that insulates against sound, sound insulation
Gallbladder and sound insulation heart and gallbladder composition, wherein, the stairstepping that is shaped as of the closure that insulates against sound, it is outer that step-like sound insulation closure is covered in sound insulation
On gallbladder and sound insulation inner bag, the outer wall of the closure that insulates against sound is metal sound insulation plate；The outer gallbladder of sound insulation has inner panel and outside plate double-decker, its
Outside plate and inner panel are metallic plate, the inner containment sound insulation inner bag of the outer gallbladder that insulates against sound；Sound insulation inner bag is constituted for double-layer metal plate, sound insulation
Heart and gallbladder is tray like structure or box like structure, is accommodated by sound insulation inner bag；And between the outer gallbladder of the sound insulation and sound insulation inner bag, in sound insulation
Between gallbladder and sound insulation heart and gallbladder, the bottom of the outer gallbladder of insulating against sound, this at least one at three at be provided with rubber vibration isolation block, to mitigate vibration,
Isolation physics is transaudient.
Sound-insulating felt is provided with described its inwall of sound insulation closure, further to improve defening effect；And the closure that insulates against sound
Step shape part be provided with D type rubber seal strips, sponge sealing strip, D type rubbers are provided with the inside of D type rubber seal strips
Sound insulation closure, the outer gallbladder that insulates against sound are fully sealed and are isolated from the outside by glue sealing joint strip and sponge sealing strip collective effect.
The inside of the sound insulation closure is filled with rock wool, and the surrounding outer wall of the sound insulation closure is furnished with compacting machine
Structure Rapid fastener.
The outer gallbladder outside plate of the sound insulation posts outer gallbladder sound-insulating felt, and glass cotton is filled between outside plate and inner panel, so that sound insulation is outer
Gallbladder has good defening effect.
The outer gallbladder of the sound insulation is at least provided with rubber vibration isolation block in bottom, and the rubber vibration isolation block not only has isolation material
Transaudient effect, the effect also with fixed inner bag.
Rubber vibration isolation block be may also set up on the inwall of the outer gallbladder of the sound insulation.
Rock wool filled with sound insulation in the double-layer metal plate of the sound insulation inner bag, and inner bag one side has passage, ventilation
Hole is to balance air pressure difference between inner bag and outer gallbladder.
Above-mentioned passage be zigzag, L-shaped, S-shaped, half it is I-shaped any one, or using other non-straight connections
The version of gas, passage using it is non-it is straight-through by the way of, air pressure balance can be kept between inner bag and outer gallbladder, again can be with
Leakage sound is avoided, is effectively insulated against sound.
Stairstepping sound insulation closure at least has two ladders, first stepcoverage on the outer gallbladder that insulates against sound, and the
Rubber seal strip is provided between one ladder and the outer gallbladder of sound insulation；Second stepcoverage is on sound insulation inner bag, and second rank
Rubber seal strip is provided between ladder and sound insulation inner bag, the side of rubber seal strip has sponge sealing strip, and at least described
The bottom surface of the first ladder maintains an equal level or less than the upper surface of the outer gallbladder that insulates against sound, to reach good obturation effect, carries out effectively sound insulation.
The present invention is served Double-layer sound-insulation effect, and is employed material vibration isolation using the outer gallbladder of sound insulation, sound insulation inner bag, it is to avoid Gu
Body is transaudient, using air layer sound insulation and the effect of vibration isolation between outer gallbladder and inner bag, insulates against sound outer gallbladder and creates well for sound insulation inner bag
Sound insulation environment, inner bag further insulates against sound so that more quiet at heart and gallbladder, makes the present invention have high oise insulation factor performance, and mobile phone is put
Enter in sound proof box, eavesdropping and sound-recording function can be prevented effectively from, it is ensured that the confidentiality of special occasions.
Jing is actually detected, and the sound insulation property of the mobile phone sound proof box realized by the present invention is more than 70 decibels, apparent weighted acoustic pressure
Sound-insulation value DP,W‘>65dB(A)；(GB/T19885-2005/ISO11957:The sound insulation property determination experiment of 1996 acoustics isolation booths
Room and in-site measurement GB/T50121-2005 Standard for assessment of building sound insulation)；The use environment of permission is：Meeting room, secret place,
Vehicle-mounted meeting etc..
The mobile phone sound proof box of the present invention has high performance oise insulation factor, and mobile phone is put in sound proof box, extraneous talk and
The sound of discussion cannot be delivered to the mobile phone in mobile phone sound proof box, it is ensured that the confidentiality of special occasions, also allow lawless person without
Method steals the information of confidential session important decision.
Description of the drawings
Fig. 1 is the mobile phone sound proof box front view implemented by the present invention.
Fig. 2 is the sectional view of structure A-A part shown in Fig. 1.
Fig. 3 is the sectional view of structure B-B part shown in Fig. 1.
Fig. 4 is the sectional view of structure shown in Fig. 1.
Specific embodiment
Technical solution of the present invention is described in detail below in conjunction with accompanying drawing：
Fig. 1 is the surface structure schematic diagram of the mobile phone sound proof box that the present invention is implemented, and Fig. 2 is structure A-A part shown in Fig. 1
Sectional view, Fig. 3 are the sectional views of structure B-B part shown in Fig. 1.
As shown in Figure 1, 2, 3, the mobile phone sound proof box realized of the present invention, mainly by sound insulation closure 2, the outer gallbladder 4 that insulates against sound, every
Sound inner bag 10, sound insulation heart and gallbladder 11, four most of compositions.Sound insulation heart and gallbladder 11 is contained in sound insulation inner bag 10, and sound insulation inner bag 10 is set again
It is placed in and insulates against sound in outer gallbladder 4, sound insulation closure 2 is covered in and insulates against sound on outer gallbladder 4, the heart and gallbladder 11 that will insulate against sound, sound insulation inner bag 10 is sealed in interior.
With reference to shown in Fig. 3, sound insulation closure 2 is sound insulationg board composite structure, and which is shaped as stairstepping, and gross thickness is that 70mm is left
The right side, its outer wall 21 are 2mm thickness galvanized steel plain sheets, interior patch 2mm thickness sound-insulating felt 26, internal filling 50kg/m3Rock wool 24.
Wherein, the outer surface of sound insulation closure 2 is fixedly arranged above handle 1, in order to lift carrying；Sound insulation closure 2 to
Under be extended with two ladders, the height of the first ladder 25 slightly below insulates against sound the upper surface of outer gallbladder 4, and the first ladder 25 extend into every
In the outer gallbladder 4 of sound；Second ladder 27 is extended downwardly from from the first ladder 25, the upper surface of the inner bag 10 that slightly above insulates against sound；In the first rank
The both sides of ladder 25 are respectively and fixedly provided with D types rubber seal strip 6, and the both sides of the second ladder 27 are respectively fixed with sponge sealing strip 22, sea
The outside of careful strip of paper used for sealing 22 is fixed with D types rubber seal strip 7, and D types rubber seal strip and sponge sealing strip will be insulating against sound
Closure 2 is fully sealed with the outer gallbladder 4 of sound insulation, sound insulation inner bag 10, outer with the outer gallbladder 4 that insulates against sound in the outside of sound insulation closure 2
Side is furnished with hold-down mechanism rapid fastener 3, for the two is fixed.
The lower section of sound insulation closure 2 has D types rubber seal strip 23, and D types rubber seal strip 23 holds sound insulation heart and gallbladder
11。
The bottom part down of the outer gallbladder of sound insulation 4 is provided with the rubber shock absorber 5 of 10mm thickness, to avoid sound from transmitting.
The outer gallbladder 4 of sound insulation is sound insulationg board composite structure, and gross thickness is 30mm, and the outer gallbladder that insulates against sound has inner panel and the double-deck knot of outside plate
Structure, its outside plate and inner panel are metallic plate.The structure of the outer gallbladder of sound insulation 4 is：Outside plate 41 is 2mm thickness galvanized steel plain sheets, is pasted in outside plate 41
2mm thickness sound-insulating felts 43, inner panel 44 are 1mm thickness galvanized steel plain sheets, internal to fill 40kg/m3Glass cotton 42.The outer gallbladder 4 of sound insulation is interior to put 10mm
Thick rubber vibration isolation block 8 (bottom interior wall and side wall of the outer gallbladder 4 that insulates against sound is respectively provided with rubber vibration isolation block 8), for fixed sound insulation inner bag 10,
Simultaneously there is the effect of the solid-borne sound transmission of the generation that avoids being rigidly connected.
Sound insulation inner bag 10 is sound insulationg board composite structure, and gross thickness is 30mm, and which also includes inner bag outside plate 101 and inner bag inner panel
103 double-layer structures, specifically：Inner bag outside plate 101 is 2mm thickness galvanized steel plain sheets, and inner bag inner panel 103 is 1 mm thickness galvanized steel plain sheets,
50kg/m is filled between inner bag outside plate 101 and inner bag inner panel 1033Rock wool 102, can also paste 2mm thickness sealing strips, together in sound insulation inner bag
When insulate against sound inner bag 10 a side wall on be provided with internal diameter φ 2-3mm passages, passage character form structure for it, to balance inner bag
The air pressure difference and outer gallbladder between, to ensure that mobile phone is not stressed impact.
Sound insulation heart and gallbladder 11 is also sound insulationg board composite structure, and its gross thickness is 4mm, and generally, sound insulation heart and gallbladder 11 is box-like knot
Structure, the outer wall of the inner bag 11 that insulates against sound is 2mm thickness galvanized steel plain sheets, and 2mm thickness sealing strips are posted on outer wall.On the upper surface of sound insulation heart and gallbladder 11
Arc draw ring 9 is provided with, draw ring 9 is used to place sound insulation heart and gallbladder 11, and sound insulation heart and gallbladder 11 can place mobile phone.
So, mobile phone sound proof box is acted on using Double-layer sound-insulation, bottom vibration isolation, it is to avoid solid-borne sound transmission, between outer gallbladder and inner bag
Using air layer sound insulation and the effect of vibration isolation, the outer gallbladder that insulates against sound is that sound insulation inner bag creates good sound insulation environment, and inner bag is further
Sound insulation so that more quiet at heart and gallbladder, heart and gallbladder plays auxiliary sound insulation effect, prevents the air pressure in inner bag from increasing and mobile phone is damaged
Wound.Sound insulation closure and inner-outer tube using the sealing of D types rubber seal strip, and compressed using Rapid fastener, in order to prevent
Inner bag and outer gallbladder pressure reduction in compaction process causes adhesive tape deformation effect to insulate against sound, and is provided with passage in inner bag, balance inner bag and
The air pressure difference of outer gallbladder.
Jing is determined, and sound insulation closure has sound insulation sealing function, and oise insulation factor is more than 60dB.
The outer gallbladder of sound insulation has outside sound insulation effect, and more than 45dB, bottom adopts rubber sound arrester to oise insulation factor, and blocking is extraneous solid
Body is transaudient.
Sound insulation inner bag has outside sound insulation effect, and oise insulation factor places rubber sound insulation block more than 40dB, between inner bag and outer gallbladder,
Avoid being rigidly connected the solid-borne sound transmission of generation.
Sound insulation heart and gallbladder has auxiliary sound insulation effect, mainly for protecting mobile phone, it is to avoid impact of the internal high pressure to mobile phone, every
About 10 decibels or so of volume.
The mobile phone sound proof box realized by the present invention, can be prevented effectively from the eavesdropping and recording of mobile phone in case, prevent important talk
Information leakage；3 mobile phones can be put in the inside of sound insulation heart and gallbladder, need to such as increase mobile phone quantity, it is possible to increase overall dimensions, and structure is not
Become；The outer list processing of the outer gallbladder of sound insulation can be dusted, paint, pasting veneer, thermal transfer, zinc-plated, gold-plated, silver-plated, copper facing；The present invention can be with
Using in concerning security matters meeting or Code in Hazardous Special Locations.
Mobile phone sound proof box performance is as follows.
1st, the sound insulation property of mobile phone sound proof box is more than 70 decibels, apparent weighted acoustic pressure sound-insulation value DP,W‘>65dB(A)；(GB/
T19885-2005/ISO11957:The sound insulation property determination experiment room of 1996 acoustics isolation booths and in-site measurement GB/T50121-
2005 Standard for assessment of building sound insulation).
2nd, use environment is：The meeting room of height concerning security matters, secret place, vehicle-mounted meeting etc..
Mobile phone in mobile phone sound proof box, opens sound-recording function or implantation eavesdropping function, it is impossible to get meeting and special
The meeting conversation content in place.
Galvanized steel plain sheet material used by mobile phone sound proof box, may also be employed the rustless steel of same thickness, copper, lead, gold, silver, ferrum,
Cold-rolled steel sheet, glass (lucite thickness is double)；
Packing material sample is 40kg/m3Glass cotton and 50kg/m3Rock wool, may also be employed 16～40kg/m3Glass cotton or
50～120kg/m3Rock wool.
Sound insulation sealing joint strip, sample adopt D type sealing joint strips, and magnetic seal adhesive tape, soft hollow rubber may also be employed
Bar.
The above, the only embodiment enumerated of the present invention, it is impossible to this limit present invention enforcement comprising scope.
All impartial changes made according to scope of the present invention patent and modification, should all belong in patent covering scope of the present invention.
Claims (7)
1. a kind of mobile phone sound proof box, it is characterised in that the mobile phone sound proof box mainly by sound insulation closure, the outer gallbladder that insulates against sound, insulate against sound inner bag
Constitute with sound insulation heart and gallbladder, wherein, the stairstepping that is shaped as of the closure that insulates against sound, step-like sound insulation closure are covered in the outer gallbladder of sound insulation
On sound insulation inner bag, the outer wall of the closure that insulates against sound is metal sound insulation plate；The outer gallbladder of sound insulation has inner panel and outside plate double-decker, outside which
Plate and inner panel are metallic plate, the inner containment sound insulation inner bag of the outer gallbladder that insulates against sound；Sound insulation inner bag is constituted for double-layer metal plate, and insulate against sound the heart
Gallbladder is tray like structure or box like structure, is accommodated by sound insulation inner bag；And between the outer gallbladder of the sound insulation and sound insulation inner bag, sound insulation inner bag
Between sound insulation heart and gallbladder, the bottom of the outer gallbladder of insulating against sound, this at least one at three at be provided with rubber vibration isolation block, to mitigate vibration, every
Physics absolutely is transaudient；Rock wool filled with sound insulation in the double-layer metal plate of the sound insulation inner bag, and inner bag one side has passage, leads to
Pore is to balance air pressure difference between inner bag and outer gallbladder；Above-mentioned passage be zigzag, L-shaped, S-shaped, half I-shaped
Meaning is a kind of, or using the version of other non-immediate ventilations, passage using it is non-it is straight-through by the way of, inner bag can be kept
Air pressure balance, can avoid leakage sound again, effectively be insulated against sound and outer gallbladder between.
2. mobile phone sound proof box as claimed in claim 1, it is characterised in that be provided with sound insulation on described its inwall of sound insulation closure
Felt；And the step shape part of the closure that insulates against sound is provided with D type rubber seal strips, is provided with the inside of D type rubber seal strips
Sponge sealing strip, D types rubber seal strip and sponge sealing strip collective effect, sound insulation closure, the outer gallbladder that insulates against sound are fully sealed
It is isolated from the outside.
3. mobile phone sound proof box as claimed in claim 1, it is characterised in that the inside of the sound insulation closure is filled with rock wool, and
It is furnished with hold-down mechanism rapid fastener on the surrounding outer wall of the sound insulation closure.
4. mobile phone sound proof box as claimed in claim 1, it is characterised in that the outer gallbladder outside plate of the sound insulation posts sound-insulating felt, outside plate and
Glass cotton is filled between inner panel, so that the outer gallbladder of sound insulation has good defening effect.
5. mobile phone sound proof box as claimed in claim 1, it is characterised in that at least set in bottom on the inwall of the outer gallbladder of the sound insulation
Rubber vibration isolation block is equipped with, the rubber vibration isolation block not only has the transaudient effect of isolation material, the effect also with fixed inner bag.
6. mobile phone sound proof box as claimed in claim 1, it is characterised in that can arrange on the bottom of the outer gallbladder of the sound insulation rubber every
Shake device.
7. mobile phone sound proof box as claimed in claim 1, it is characterised in that the stairstepping sound insulation closure at least has two
Ladder, first stepcoverage is on the outer gallbladder that insulates against sound, and is provided with rubber seal strip between first ladder and the outer gallbladder of sound insulation；The
Two stepcoverages are on sound insulation inner bag, and are provided with rubber seal strip, rubber seal between second ladder and sound insulation inner bag
The side of adhesive tape has sponge sealing strip, and the bottom surface of at least described first ladder maintains an equal level or less than the upper table of the outer gallbladder that insulates against sound
Face, to reach good obturation effect, carries out effectively sound insulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410441779.0A CN104219941B (en) | 2014-09-02 | 2014-09-02 | Mobile phone soundproof box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410441779.0A CN104219941B (en) | 2014-09-02 | 2014-09-02 | Mobile phone soundproof box |
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| Publication Number | Publication Date |
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| CN104219941A CN104219941A (en) | 2014-12-17 |
| CN104219941B true CN104219941B (en) | 2017-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410441779.0A Active CN104219941B (en) | 2014-09-02 | 2014-09-02 | Mobile phone soundproof box |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105120644A (en) * | 2015-07-28 | 2015-12-02 | 苏州市龙源电力科技股份有限公司 | Anti-radiation electrical control cabinet |
| CN107613078A (en) * | 2017-09-22 | 2018-01-19 | 苏州惠邦科信息技术有限公司 | The method of testing of sound of mobile phone |
| WO2020070746A1 (en) * | 2018-10-03 | 2020-04-09 | Golan Spy-Shop Ltd | Storage device for electrical mobile devices |
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|---|---|---|---|---|
| GB2452497A (en) * | 2007-09-05 | 2009-03-11 | James Gordon-Cumming | Sound proof mobile telephone container |
| CN202444733U (en) * | 2012-01-13 | 2012-09-19 | 金扬辉 | Mobile phone shielding box |
| CN102750945A (en) * | 2012-07-12 | 2012-10-24 | 苏州岸肯电子科技有限公司 | Silence chamber |
| CN202711685U (en) * | 2012-08-10 | 2013-01-30 | 常州市戚墅堰新科电器设备有限公司 | Sound-proof box used for noise test |
| CN103474058A (en) * | 2013-09-17 | 2013-12-25 | 苏州岸肯电子科技有限公司 | Anechoic chamber |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8699235B2 (en) * | 2010-02-17 | 2014-04-15 | Cdd Ventures Llc | Mobile phone/PDA security masking box |
| US9336768B2 (en) * | 2010-02-17 | 2016-05-10 | CCD Ventures LLC | Smartphone security masking enclosure |
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- 2014-09-02 CN CN201410441779.0A patent/CN104219941B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2452497A (en) * | 2007-09-05 | 2009-03-11 | James Gordon-Cumming | Sound proof mobile telephone container |
| CN202444733U (en) * | 2012-01-13 | 2012-09-19 | 金扬辉 | Mobile phone shielding box |
| CN102750945A (en) * | 2012-07-12 | 2012-10-24 | 苏州岸肯电子科技有限公司 | Silence chamber |
| CN202711685U (en) * | 2012-08-10 | 2013-01-30 | 常州市戚墅堰新科电器设备有限公司 | Sound-proof box used for noise test |
| CN103474058A (en) * | 2013-09-17 | 2013-12-25 | 苏州岸肯电子科技有限公司 | Anechoic chamber |
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| CN104219941A (en) | 2014-12-17 |
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