CN208598634U - A kind of earplug and filter - Google Patents
A kind of earplug and filter Download PDFInfo
- Publication number
- CN208598634U CN208598634U CN201721926324.3U CN201721926324U CN208598634U CN 208598634 U CN208598634 U CN 208598634U CN 201721926324 U CN201721926324 U CN 201721926324U CN 208598634 U CN208598634 U CN 208598634U
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- China
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- rotary table
- column
- sound
- connector
- sound mouth
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- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The utility model relates to earplug fields, and a kind of earplug and filter are provided, earplug includes detachably connected framework and filter, and filter includes lid, fixing piece and filtering part, lid includes the sound mouth through lid, and fixing piece includes going out tone channel through fixing piece;Filtering part includes column, rotary table part and connector, connector extends to column along the axis of rotary table part from the outer wall of rotary table part, column includes through column into sound mouth, rotary table part includes the sound outlet hole through rotary table part, connector includes the sound mouth of through-connections, and the two sides of connector are respectively arranged at into sound mouth and sound outlet hole.High frequency noise in external sound pass through sound mouth, into sound mouth, sound mouth and sound outlet hole when decayed by substantially filtering, middle low-frequency sound in external sound can be transferred to human antrum auris, so that user be enabled also can smoothly to be linked up with other people while avoiding receiving high frequency noise.
Description
Technical field
The utility model relates to earplug fields, more particularly, to noise proot earplug and filter.
Background technique
Environmental noise pollution is one of three major source of pollution.With industrial production, communications and transportation, urban construction development and
The increase of the density of population, home amenity (sound equipment, air-conditioning, television set etc.) increase, and environmental noise is got worse, it has become dirt
Contaminate a big public hazards of human society environment.Work under noisy environment the Hearing of the worker that will cause for a long time, therefore works
Person needs to take the safeguard procedures of health.In daily life, study, work, people usually require quiet environment, but outer
Boundary often inevitably generates noise, and extraneous noise can generate adverse effect to people's lives, study, work.Most
Common safeguard measure is that worker is allowed to wear ear plug, still, since the earplug body of existing ear plug is complete
It is made of materials such as silica gel, although extraneous noise can be deadened, simultaneously also deadens useful voice signal, especially entirely
The speech sound signal of people is also deadened, and the speech sound signal of people is concentrated mainly on middle low-frequency range, and therefore, user wears
Be difficult to hear extraneous speech sound signal after ear plug, be also difficult to smoothly be linked up with other people, need and he
People has to extract earplug when linking up.
Utility model content
First purpose of the utility model is to provide a kind of earplug, and provided earplug both may filter that ambient noise, also can
It is smoothly linked up convenient for user and other people.
Second purpose of the utility model is to provide a kind of filter for earplug, and provided earplug both may filter that outer
Boundary's noise also can smoothly be linked up convenient for user with other people.
To realize above-mentioned first purpose, earplug provided by the utility model includes detachably connected framework and filtering
Device, filter include lid, fixing piece and filtering part, lid connection fixture, filter part and are fixed in lid, lid includes passing through
The sound mouth of lid is worn, fixing piece includes going out tone channel through fixing piece;Filtering part includes column, rotary table part and connector, is connected
Fitting extends to column along the axis of rotary table part from the outer wall of rotary table part, and column includes through column into sound mouth, round
Platform part includes the sound outlet hole through rotary table part, and connector includes the sound mouth of through-connections, is set respectively into sound mouth and sound outlet hole
It is placed in the two sides of connector.
By above scheme as it can be seen that external sound passes sequentially through sound mouth, goes out tone channel biography into edge after sound mouth, sound outlet hole and sound mouth
Be handed in framework and be transferred to human antrum auris out of framework, the high frequency noise in external sound pass through sound mouth, into sound mouth, go out sound
Decayed when mouth and sound outlet hole by substantially filtering, the middle low-frequency sound in external sound can be transferred to human antrum auris.
Further embodiment is that the quantity of connector is two, diametrically setting of the connector along column.
Further embodiment is that the through direction of sound outlet hole is parallel into the through direction of sound mouth, and sound mouth runs through side
To perpendicular to the through direction into sound mouth.
Further embodiment is that rotary table part includes rotary table chamber, and the lateral wall of sound outlet hole from rotary table part extends to rotary table chamber.
Further embodiment is, fixing piece includes rotary table portion interconnected and cylindrical portion, cylindrical portion include the first column and
Second column is first direction, the first column, the second column and rotary table portion from the axis that column is directed toward rotary table part and is parallel to column
It is sequentially arranged along first direction.
To realize above-mentioned second purpose, filter provided by the utility model includes lid, fixing piece and filtering part, lid
Connection fixture, filtering part are fixed in lid, and lid includes the sound mouth through lid, and fixing piece includes going out through fixing piece
Tone channel;Filtering part includes column, rotary table part and connector, and connector is extended to from the outer wall of rotary table part along the axis of rotary table part
Column, column include through column into sound mouth, and rotary table part includes the sound outlet hole through rotary table part, and connector includes passing through
The sound mouth for wearing connector is respectively arranged at the two sides of connector into sound mouth and sound outlet hole.
By above scheme as it can be seen that external sound passes sequentially through sound mouth, goes out tone channel biography into edge after sound mouth, sound outlet hole and sound mouth
Be handed in framework and be transferred to human antrum auris out of framework, the high frequency noise in external sound pass through sound mouth, into sound mouth, go out sound
Decayed when mouth and sound outlet hole by substantially filtering, the middle low-frequency sound in external sound can be transferred to human antrum auris.
Further embodiment is that the quantity of connector is two, diametrically setting of the connector along column.
Further embodiment is that the through direction of sound outlet hole is parallel into the through direction of sound mouth, and sound mouth runs through side
To perpendicular to the through direction into sound mouth.
Further embodiment is that rotary table part includes rotary table chamber, and the lateral wall of sound outlet hole from rotary table part extends to rotary table chamber.
Further embodiment is, fixing piece includes rotary table portion interconnected and cylindrical portion, cylindrical portion include the first column and
Second column is first direction, the first column, the second column and rotary table portion from the axis that column is directed toward rotary table part and is parallel to column
It is sequentially arranged along first direction.
Detailed description of the invention
Fig. 1 is the structure sectional view of the utility model earplug embodiment.
Fig. 2 is the structure chart of the utility model filtering part embodiment.
Fig. 3 is the structure chart at another visual angle of the utility model filtering part embodiment.
Fig. 4 is the structure sectional view of fixing piece in the utility model filtering part embodiment.
The following is a further explanation of the present invention with reference to the accompanying drawings and embodiments.
Specific embodiment
Referring to Fig. 1 to Fig. 3, earplug 109 includes detachably connected framework 1 and filter 2, and filter 2 includes lid
Body 6, fixing piece 3 and filtering part 5,6 connection fixture 3 of lid, filtering part 5 are fixed in lid 6, and lid 6 includes running through lid 6
Sound mouth, fixing piece 3 include through fixing piece 3 go out tone channel 15.The quantity of sound mouth is six, and sound mouth includes big sound mouth 18 and small
Sound mouth 17, the quantity of big sound mouth 18 are three, and the quantity of small sound mouth 17 is three, and big sound mouth 18 and small sound mouth 17 are in lid 6
Alternate setting in circumferential direction, the material of framework 1 are silica gel.Lid 6 is cylindrical body, is stepped cylinder chamber, sound opening's edge inside lid 6
Lid 6 is arranged circumferentially.
Referring to fig. 2 with Fig. 3, filtering part 5 includes column 9, rotary table part 12 and connector 13, is directed toward rotary table from column 9
The part 12 and axis for being parallel to column 9 is first direction, connector 13 is from the outer wall of rotary table part 12 along the axis of rotary table part 12
Column 9 is extended to, column 9 includes through column 9 into sound mouth 20, and rotary table part 12 includes going out sound through rotary table part 12
Hole 21, connector 13 include the sound mouth 22 of through-connections 13, are respectively arranged at connector 13 into sound mouth 20 and sound outlet hole 21
Two sides.The quantity of connector 13 is two, diametrically setting of two connectors 13 along column 9.Into passing through for sound mouth 20
The through direction for being oriented parallel to sound outlet hole 21 is worn, the through direction of sound mouth 22 is perpendicular to the through direction into sound mouth 20.Circle
Platform part 12 includes rotary table chamber, and the lateral wall of sound outlet hole 21 from rotary table part 12 extends to rotary table chamber.
Referring to fig. 4, fixing piece 3 includes rotary table portion 7 interconnected and cylindrical portion 8, and cylindrical portion 7 includes the first column 10 and the
Two columns 11, the first column 10, the second column 11 are sequentially arranged with rotary table portion 7 along first direction, the first column 10, the second column 11 and rotary table portion
7 be coaxial arrangement.
External sound pass sequentially through sound mouth, into after sound mouth, sound outlet hole and sound mouth along go out tone channel be transferred in framework 1 and from
The tone channel 16 that goes out of framework 1 is transferred to human antrum auris, and the high frequency noise in external sound is being passed through by sound mouth, into sound mouth, sound outlet hole
Decayed when surrounding decaying access with the sound of sound mouth composition by substantially filtering, the middle low-frequency sound in external sound can be transferred to
Human antrum auris, so that user be enabled also can smoothly to be linked up with other people while avoiding receiving high frequency noise.
Finally it is emphasized that the present invention is not limited to the above embodiments, the foregoing is merely the utility model
Preferred embodiment, be not intended to limit the utility model, it is within the spirit and principle of the utility model, made
Any modification, equivalent substitution, improvement and etc. should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of earplug, including detachably connected framework and filter, it is characterised in that:
The filter includes that lid, fixing piece and filtering part, the lid connect the fixing piece, and the filtering part is fixed on
In the lid, the lid includes the sound mouth through the lid, and the fixing piece includes going out sound through the fixing piece
Road;
The filtering part includes column, rotary table part and connector, and the connector is from the outer wall of the rotary table part along the circle
The axis of platform part extends to the column, and the column includes through the column into sound mouth, the rotary table part packet
The sound outlet hole through the rotary table part is included, the connector includes the sound mouth through the connector, described into sound mouth and institute
State the two sides that sound outlet hole is respectively arranged at the connector.
2. earplug according to claim 1, it is characterised in that:
The quantity of the connector is two, diametrically setting of two connectors along the column.
3. earplug according to claim 2, it is characterised in that:
The through direction into sound mouth is parallel to the through direction of the sound outlet hole, the through direction of the sound mouth perpendicular to
The through direction into sound mouth.
4. earplug according to claim 3, it is characterised in that:
The rotary table part includes rotary table chamber, and the lateral wall of the sound outlet hole from the rotary table part extends to the rotary table chamber.
5. earplug according to any one of claims 1 to 4, it is characterised in that:
The fixing piece includes rotary table portion interconnected and cylindrical portion, is directed toward the rotary table part from the column and is parallel to
The axis of the column is first direction, and the cylindrical portion includes the first column and the second column, first column, second column
It is sequentially arranged with the rotary table portion along the first direction.
6. a kind of filter, it is characterised in that:
The filter includes that lid, fixing piece and filtering part, the lid connect the fixing piece, and the filtering part is fixed on
In the lid, the lid includes the sound mouth through the lid, and the fixing piece includes going out sound through the fixing piece
Road;
The filtering part includes column, rotary table part and connector, and the connector is from the outer wall of the rotary table part along the circle
The axis of platform part extends to the column, and the column includes through column into sound mouth, and the rotary table part includes passing through
Wear the sound outlet hole of the rotary table part, the connector includes the sound mouth through the connector, it is described into sound mouth and it is described go out
Sound hole is respectively arranged at the two sides of the connector.
7. filter according to claim 6, it is characterised in that:
The quantity of the connector is two, diametrically setting of two connectors along the column.
8. filter according to claim 7, it is characterised in that:
The through direction into sound mouth is parallel to the through direction of the sound outlet hole, the through direction of the sound mouth perpendicular to
The through direction into sound mouth.
9. filter according to claim 8, it is characterised in that:
The rotary table part includes rotary table chamber, and the lateral wall of the sound outlet hole from the rotary table part extends to the rotary table chamber.
10. according to the described in any item filters of claim 6 to 9, it is characterised in that:
The fixing piece includes rotary table portion interconnected and cylindrical portion, is directed toward the rotary table part from the column and is parallel to
The axis of the column is first direction, and the cylindrical portion includes the first column and the second column, first column, second column
It is sequentially arranged with the rotary table portion along first direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721926324.3U CN208598634U (en) | 2017-12-29 | 2017-12-29 | A kind of earplug and filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721926324.3U CN208598634U (en) | 2017-12-29 | 2017-12-29 | A kind of earplug and filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208598634U true CN208598634U (en) | 2019-03-15 |
Family
ID=65659546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721926324.3U Active CN208598634U (en) | 2017-12-29 | 2017-12-29 | A kind of earplug and filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208598634U (en) |
-
2017
- 2017-12-29 CN CN201721926324.3U patent/CN208598634U/en active Active
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