CN109223306A - A kind of adaptive earplug - Google Patents
A kind of adaptive earplug Download PDFInfo
- Publication number
- CN109223306A CN109223306A CN201810977427.5A CN201810977427A CN109223306A CN 109223306 A CN109223306 A CN 109223306A CN 201810977427 A CN201810977427 A CN 201810977427A CN 109223306 A CN109223306 A CN 109223306A
- Authority
- CN
- China
- Prior art keywords
- balloon
- earplug
- user
- valve body
- ear canal
- 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.)
- Pending
Links
- 230000003044 adaptive effect Effects 0.000 title claims abstract description 6
- 239000012530 fluid Substances 0.000 claims abstract description 19
- 210000000613 ear canal Anatomy 0.000 claims abstract description 17
- 239000000945 filler Substances 0.000 claims abstract description 16
- 230000000694 effects Effects 0.000 claims abstract description 9
- 238000001514 detection method Methods 0.000 claims description 14
- 238000009413 insulation Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims 1
- 230000007246 mechanism Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000003027 ear inner Anatomy 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F11/00—Methods or devices for treatment of the ears or hearing sense; Non-electric hearing aids; Methods or devices for enabling ear patients to achieve auditory perception through physiological senses other than hearing sense; Protective devices for the ears, carried on the body or in the hand
- A61F11/06—Protective devices for the ears
- A61F11/08—Protective devices for the ears internal, e.g. earplugs
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Acoustics & Sound (AREA)
- Biophysics (AREA)
- Otolaryngology (AREA)
- Psychology (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
The invention belongs to device fields in ear, and in particular to a kind of adaptive earplug comprising the first sacculus, the second sacculus, overflow mechanism, calutron, magnetorheological fluid；Squeezing the first sacculus will be such that overflow mechanism opens, so that magnetorheological fluid circulates in two sacculus, the form fitting ear canal profile of the second sacculus reaches soundproof effect；The on-off power information for the Vehicle Controller that control unit is got according to test section selects earplug use pattern, carries out the translucent property that viscosity-modifying realizes earplug to the magnetorheological fluid in earplug by control calutron.The present invention can ensure that earplug is morphologically bonded the ear canal of user by the balloon structure of elasticity, and it is translucent by the viscosity that calutron changes filler user can also to be realized when needing to hear sound without taking-up earplug, its is easy to use, and can improve the comfort of user.
Description
Technical Field
The invention belongs to the field of in-ear devices, and particularly relates to a self-adaptive earplug.
Background
Inner ear earplugs for ear protection such as the common disposable foam earplugs that are uncomfortable to users with small ear canals have for this reason come some designs of adjustable earplugs such as kimberly-clark globus limited proprietary products for self-fitting devices placed in the ear canal (see patent document CN101541272B), sonna maxjestic limited proprietary products for pressure adjustment mechanisms for inflatable in-ear devices (see patent document CN102647965B), and hounewville safety products, us corporation proprietary products for improved ear inserts (see patent document CN 102481207B).
Disclosure of Invention
The invention provides a self-adaptive earplug, which can automatically adjust itself, ensure that the earplug is in shape fit with the auditory canal of a user, realize sound transmission without taking out the earplug when the user needs to hear sound, is convenient to use and can improve the comfort of the user.
An adaptive earplug is provided with a detection part, an adjustment part and a control part, wherein the control part controls the structure of the adjustment part according to the information acquired by the detection part;
the detection part is in communication connection with the vehicle-mounted controller through Bluetooth and is used for acquiring the on/off state information of the vehicle-mounted controller;
the adjusting part comprises a first sacculus, a second sacculus, an overflow device, an electromagnetic device and a fixing ring, wherein,
magnetorheological fluid is filled in the inner cavities of the two balloons;
the first balloon is extruded and deformed to enable the filler in the first balloon to flow into the second balloon;
the second balloon has a shape similar to the contour of the human ear canal, and the second balloon can be deformed to fit the contour of the ear canal of the user by changing the amount of the filling material in the second balloon;
the overflow device comprises a valve core, a spring and a valve body, wherein,
the valve core is used for blocking the inflow port of the valve body;
one end of the spring is connected with the valve core, and the other end of the spring is connected with the bottom end in the valve body and used for resetting the valve core;
the valve body is in a transverse convex shape, is used for isolating the filler between the two balloons and is provided with an inflow port and an outflow port, the inflow port is arranged on the convex top and communicated with the first balloon, and the outflow port is arranged on the convex side and communicated with the second balloon;
the electromagnetic device is annular, is sleeved on the fixing ring and is used for generating a magnetic field to change the viscosity of the magnetorheological fluid so as to change the sound insulation property of the balloon;
the fixing ring is arranged on the convex step surface of the valve body and used for fixing the joint of the two balloons;
the earplug body is slender in an initial state, after the earplug is inserted into an ear canal, a user squeezes the first balloon by hands, the pressure in the cavity of the first balloon is larger than the pressure in the cavity of the second balloon, so that the valve core moves leftwards, the inflow ports of the valve core and the valve body are not completely closed due to the change of the step surface in the valve body, and the filler in the first balloon flows into the second balloon, so that the structural form of the second balloon is changed, and the second balloon is made to be attached to the outline of the ear canal of the user;
when the detection part detects that the vehicle-mounted controller is switched from a power-off state to a power-on state, the control part judges that a user is about to drive, and controls the earplugs to enter a driving mode, namely controls the electromagnetic device to be powered on to generate a strong magnetic field, so that the viscosity of magnetorheological fluid in the balloon is increased, the sound insulation effect is weakened, and the sound transmission effect meeting the driving safety can be realized without taking out the earplugs by the user;
when the detection part detects that the vehicle-mounted controller is switched from the power-on state to the power-off state, the control part controls the earplugs to enter a common mode, namely, controls the electromagnetic device to be powered off, and the magnetorheological fluid in the balloon is low-viscosity fluid under a zero magnetic field, so that the sound insulation effect is good.
The invention has the beneficial effects that: the earplug can be ensured to be attached to the auditory canal of a user in shape through the elastic balloon structure, and the viscosity of the filler is changed through the electromagnetic device, so that the sound transmission can be realized without taking out the earplug when the user needs to hear the sound, the use is convenient, and the comfort of the user can be improved.
Drawings
Fig. 1 shows a view of the structure of an earplug.
Detailed Description
The structure of the present system and the functions performed are described in detail below with reference to the accompanying drawings.
An adaptive earplug is provided with a detection part, an adjusting part and a control part, wherein the control part controls the structure of the adjusting part according to the power on/off information of an on-board controller acquired by the detection part;
the detection part is in communication connection with the vehicle-mounted controller through Bluetooth and is used for acquiring power on/off information of the vehicle-mounted controller;
the adjusting part includes:
a first balloon 21 for being crushed and deformed to cause the filler 23 in the first balloon 21 to flow into a second balloon 22;
a second balloon 22 having a similar profile to the contour of a human ear canal, the balloon being deformable to conform to the contour of the user's ear canal by the amount of filler 23;
the balloons are all elastic deformable structures, magnetorheological fluid 23 is filled in the cavities of the balloons, the amount of the filler in the second balloon is changed by the flowing of the filler in the two balloons, so that the structural form is changed to adapt to the outline of the auditory canal of a user, and the filler in the balloons is relatively isolated from the external environment;
a magnetorheological fluid 23 as a filler between the two balloons;
the relief device 24 includes a valve element 241, a spring 242, and a valve body 243;
wherein,
a valve body 241 for closing an inlet of the valve body 243;
a spring 242 having one end connected to the valve body 241 and the other end connected to the bottom end of the inside of the valve body 243 for restoring the valve body 241;
a valve body 243 having a transverse convex shape and having an inlet port at the convex top and communicating with the first balloon 21 and an outlet port at the convex side and communicating with the second balloon 22 for isolating the filler between the two balloons;
the electromagnetic device 25 is annular, is sleeved on the fixing ring and is used for generating a magnetic field to change the viscosity of the magnetorheological fluid 23;
a fixing ring 26 mounted at the convex step surface of the valve body 243 for fixing the connection of the two balloons;
the control section is configured to:
(1) when the earplug is required to be inserted into an ear canal, the earplug body is in an elongated shape in an initial state, the first balloon 21 is squeezed by hands after the earplug is directly inserted into the ear canal, the pressure in the cavity of the earplug body is greater than the pressure in the cavity of the second balloon 22, so that the valve core 241 moves leftwards, the inflow ports of the valve core 241 and the valve body 243 are not completely closed due to the change of the step surface in the valve body 243, and the filler 23 in the first balloon 21 flows into the second balloon 22, so that the structural form of the second balloon 22 is changed;
(2) when the use mode needs to be changed, the on-off information of the vehicle-mounted controller obtained by the detection part 1 is selected, when the driving mode is detected when the vehicle-mounted controller is powered on, the electromagnetic device 25 is controlled to be powered on to generate a strong magnetic field, so that the viscosity of the magnetorheological fluid 23 in the balloon is increased, the sound insulation effect is weakened, and sound transmission can be realized without taking out the earplug when a user needs to hear sound. When the vehicle-mounted controller is powered off, the electromagnetic device 25 is controlled to be powered off, the magnetorheological fluid 23 in the balloon is low-viscosity fluid under a zero magnetic field, and the sound insulation effect is good.
It will be appreciated by persons skilled in the art that numerous variations and/or modifications may be made to the invention as shown in the specific embodiments without departing from the spirit or scope of the invention as broadly described. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive. Likewise, the invention encompasses any combination of features, in particular of features in the patent claims, even if this feature or this combination of features is not explicitly specified in the patent claims or in the individual embodiments herein.
Claims (2)
1. An adaptive earplug, which automatically adjusts itself to ensure that the earplug morphologically conforms to the ear canal of a user and that sound transmission is achieved without removing the earplug when the user desires to hear sound.
2. An adaptive earplug is provided with a detection part, an adjustment part and a control part, wherein the control part controls the structure of the adjustment part according to the information acquired by the detection part; it is characterized in that the preparation method is characterized in that,
the detection part is in communication connection with the vehicle-mounted controller through Bluetooth and is used for acquiring the on/off state information of the vehicle-mounted controller;
the adjusting part comprises a first sacculus, a second sacculus, an overflow device, an electromagnetic device and a fixing ring, wherein,
magnetorheological fluid is filled in the inner cavities of the two balloons;
the filler in the first balloon can flow into the second balloon by squeezing and deforming the first balloon;
the second balloon has a shape similar to the contour of the human ear canal, and the second balloon can be deformed to fit the contour of the ear canal of the user by changing the amount of the filling material in the second balloon;
the overflow device comprises a valve core, a spring and a valve body, wherein,
the valve core is used for blocking the inflow port of the valve body;
one end of the spring is connected with the valve core, and the other end of the spring is connected with the bottom end in the valve body and used for resetting the valve core;
the valve body is in a transverse convex shape, is used for isolating the filler between the two balloons, and is provided with an inflow port and an outflow port, wherein the inflow port is arranged on the convex top and communicated with the first balloon, and the outflow port is arranged on the convex side and communicated with the second balloon;
the electromagnetic device is annular, is sleeved on the fixing ring and is used for generating a magnetic field to change the viscosity of the magnetorheological fluid so as to change the sound insulation property of the balloon;
the fixing ring is arranged on the convex step surface of the valve body and used for fixing the joint of the two balloons;
the earplug body is slender in an initial state, after the earplug is inserted into an ear canal, a user squeezes the first balloon by hands, the pressure in the cavity of the first balloon is larger than the pressure in the cavity of the second balloon, so that the valve core moves leftwards, the inflow ports of the valve core and the valve body are not completely closed due to the change of the step surface in the valve body, and the filler in the first balloon flows into the second balloon, so that the structural form of the second balloon is changed, and the second balloon is made to be attached to the outline of the ear canal of the user;
when the detection part detects that the vehicle-mounted controller is switched from a power-off state to a power-on state, the control part judges that a user is about to drive, and controls the earplugs to enter a driving mode, namely controls the electromagnetic device to be powered on to generate a strong magnetic field, so that the viscosity of magnetorheological fluid in the balloon is increased, the sound insulation effect is weakened, and the sound transmission effect meeting the driving safety can be realized without taking out the earplugs by the user;
when the detection part detects that the vehicle-mounted controller is switched from the power-on state to the power-off state, the control part controls the earplugs to enter a common mode, namely, controls the electromagnetic device to be powered off, and the magnetorheological fluid in the balloon is low-viscosity fluid under a zero magnetic field, so that the sound insulation effect is good.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810977427.5A CN109223306A (en) | 2018-08-27 | 2018-08-27 | A kind of adaptive earplug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810977427.5A CN109223306A (en) | 2018-08-27 | 2018-08-27 | A kind of adaptive earplug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109223306A true CN109223306A (en) | 2019-01-18 |
Family
ID=65068405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810977427.5A Pending CN109223306A (en) | 2018-08-27 | 2018-08-27 | A kind of adaptive earplug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109223306A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU400325A1 (en) * | 1968-11-01 | 1973-10-01 | ANTI-NOISE | |
| US4060080A (en) * | 1975-03-17 | 1977-11-29 | Taichiro Akiyama | Plug for living body |
| CN201079491Y (en) * | 2007-08-03 | 2008-07-02 | 西安理工大学 | Water-proof earplug |
| US20090173353A1 (en) * | 2007-12-14 | 2009-07-09 | Kimberly-Clark Worldwide, Inc. | Self-fitting device for location in an ear canal |
| CN101541272A (en) * | 2006-12-15 | 2009-09-23 | 金伯利-克拉克环球有限公司 | Self-fitting device for location in an ear canal |
| CN101951537A (en) * | 2010-09-01 | 2011-01-19 | 谭和平 | Magnetorheological technology-based volume adjusting method and device |
| CN201939584U (en) * | 2010-12-14 | 2011-08-24 | 张继玲 | Adjustable noise-proof earplugs for English learning |
| CN102647965A (en) * | 2009-10-05 | 2012-08-22 | 索纳麦克斯科技股份有限公司 | Pressure regulation mechanism for inflatable in-ear device |
| CN103856861A (en) * | 2014-03-11 | 2014-06-11 | 深圳市中兴移动通信有限公司 | Active noise reduction system, noise reduction earphone and mobile terminal |
| CN105105921A (en) * | 2015-09-14 | 2015-12-02 | 中国人民解放军第二炮兵总医院 | Adjustable sub vacuum earplug |
-
2018
- 2018-08-27 CN CN201810977427.5A patent/CN109223306A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU400325A1 (en) * | 1968-11-01 | 1973-10-01 | ANTI-NOISE | |
| US4060080A (en) * | 1975-03-17 | 1977-11-29 | Taichiro Akiyama | Plug for living body |
| CN101541272A (en) * | 2006-12-15 | 2009-09-23 | 金伯利-克拉克环球有限公司 | Self-fitting device for location in an ear canal |
| CN201079491Y (en) * | 2007-08-03 | 2008-07-02 | 西安理工大学 | Water-proof earplug |
| US20090173353A1 (en) * | 2007-12-14 | 2009-07-09 | Kimberly-Clark Worldwide, Inc. | Self-fitting device for location in an ear canal |
| CN102647965A (en) * | 2009-10-05 | 2012-08-22 | 索纳麦克斯科技股份有限公司 | Pressure regulation mechanism for inflatable in-ear device |
| CN101951537A (en) * | 2010-09-01 | 2011-01-19 | 谭和平 | Magnetorheological technology-based volume adjusting method and device |
| CN201939584U (en) * | 2010-12-14 | 2011-08-24 | 张继玲 | Adjustable noise-proof earplugs for English learning |
| CN103856861A (en) * | 2014-03-11 | 2014-06-11 | 深圳市中兴移动通信有限公司 | Active noise reduction system, noise reduction earphone and mobile terminal |
| CN105105921A (en) * | 2015-09-14 | 2015-12-02 | 中国人民解放军第二炮兵总医院 | Adjustable sub vacuum earplug |
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| 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 | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190118 |