CN205105363U - Headset assembly and including headset assembly's earphone - Google Patents
Headset assembly and including headset assembly's earphone Download PDFInfo
- Publication number
- CN205105363U CN205105363U CN201520788436.1U CN201520788436U CN205105363U CN 205105363 U CN205105363 U CN 205105363U CN 201520788436 U CN201520788436 U CN 201520788436U CN 205105363 U CN205105363 U CN 205105363U
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- China
- Prior art keywords
- earphone
- ear pad
- controlled leak
- leak passage
- earphone unit
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- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Headphones And Earphones (AREA)
Abstract
The utility model provides a headset assembly and including headset assembly's earphone. The earphone includes one or two headset assembly. Headset assembly includes casing, driver and ear pad, the driver is used for converting the electronic audio signal who inputs into acoustic signals to be listened to for the user, and the casing provides structure support for the driver, and the ear pad passes through the mounting bracket to be installed on the casing, and the ear pad is annular, and the concave part of ear pad forms the earphone ante -chamber on the driver, wherein, the lateral wall of ear pad surrounds the outer fringe of mounting bracket, and the mounting bracket of ear pad includes controlled a leakages passageway, one side of controlled leakage passageway and the ante -chamber of earphone intercommunication, and the opposite side of controlled leakage passageway and headset assembly's outside intercommunication, the air route of formation from the ante -chamber of earphone to headset assembly's outside. The sound insulation can be controlled to controlled leakage passageway, and the frequency response characteristic of control low frequency reduces to cover the ear effect, make the user to listen to experience better.
Description
Technical field
The utility model relates to earphone, particularly headphone.The utility model also relates to earphone unit.
Background technology
Earphone is a kind of common audio-visual apparatus, can be roughly divided into ear type, ear suspension type, In-Ear and wear-type etc. from wearing in form.
The headband that headphone generally includes one or two earphone unit and is connected with earphone unit.Headband is generally designed to telescopic, and to be applicable to different head dummys, the adjustment of certain angle also can be done in the coupling part of headband.If two earphone units, they have identical, similar or symmetrical structure usually.Each earphone unit comprises housing, driver and ear pad.Described driver is used for that the signal of telecommunication of reception is converted to acoustic signals to be listened to for user.Described housing provides support structure for described driver.Described ear pad is installed on the housing, in use between driver and the ear of user.
Except playing as far as possible with high fidelity except received electronic audio signal, in earphone, usually additionally use design and the structure of various reduction noise, to avoid interference the acoustic signals that driver exports.Described driver wraps in wherein by described housing and ear pad usually, and described ear pad is made to surround the space between driver to user's ear with the such as flexible material such as silica gel sheath, sponges cover usually, extraneous noise can also be shielded, to avoid acoustic signals distortion.
US Patent No. 7317802B2 discloses a kind of active noise reduction formula earphone 100, as shown in Figure 1A, this earphone comprises active noise reduction circuit 122, and for reducing the device of applicability of user for the impact of the stability of described active noise reduction circuit, ear casing is formed with air duct, marks with P in figure ia.In addition, as shown in Figure 1B, this device comprises air duct 115 and the open channel 118 of ante-chamber 119 with external environment connect for making ear pad 114, and air duct is formed between earphone pad and the ear skin of user in fig. ib.These air ducts and hole can not change with user and change, and can balance the pressure between the ante-chamber of ear pad and external environment.
Those skilled in the art will know that, the passive isolation structure of earphone, namely it can the characteristic in attenuate external acoustical source naturally, can partly affect by the air that surrounds before the driver of earphone and by ear pad, also can partly affect by the leakage path between ear pad and user's head.Therefore, the controlled leak passage that introducing one is main in earphone can reduce the impact of the potential leakage paths between ear pad and user's head, that is, the leakage path designed in advance can produce controlled passive isolation structure, and this is favourable to the design of noise cancelling headphone.
But above-mentioned passive isolation structure also can affect by the otherness of the otherness between different user or manufactured materials, the size of such as user's head or hair style difference, ear pad is made up of the different materials such as cloth or leather of porous or softness, the passive isolation structure of earphone all may be made to change, thus affect noise isolation effect.
Further, above-mentioned passive isolation structure can form the through hole from the external environment of earphone to user's ear, and above-mentioned through hole can reduce the isolation effect of earphone noise to external world.
In addition, when there is low-frequency noise in earphone, such as due to user walk about or body movement time, or when user is sitting in the means of transportation such as aircraft or automobile of movement, these movable or caused by vibration low-frequency noises can be exaggerated by the machinery-acoustic construction of earphone, and these noises amplified can be heard by the user.Prior art does not find and/or addresses this problem.
Therefore, there is the demand that earphone is improved further, particularly headphone in this area, to overcome above-mentioned defect.
Utility model content
The purpose of this utility model is to provide a kind of earphone of novelty, particularly comprises the earphone of ear pad, such as headphone, to overcome above-mentioned defect in prior art, can reduce the low-frequency noise such as caused by user's body activity or mobile etc.
To achieve these goals, the utility model provides a kind of earphone unit, comprises housing, driver and ear pad; Described driver is used for that the electronic audio signal of input is converted to acoustic signals to be listened to for user, described housing provides support structure for described driver, described ear pad is installed on the housing by installing rack, described ear pad is annular, and the recess of described ear pad forms earphone ante-chamber on a drive; Wherein, the outer rim of installing rack described in the side walls enclose of described ear pad, and the installing rack of described ear pad comprises a controlled leak passage, the side of described controlled leak passage is communicated with the ante-chamber of described earphone, and the described opposite side of controlled leak passage and the ft connection of earphone unit, form the air path of the outside from earphone ante-chamber to earphone unit.
Further, the opposite side of described controlled leak passage is by the sidewall-masked of described ear pad.
Further, the installing rack of described ear pad is flat annular.
Further, described earphone unit comprises one, two or more controlled leak passages.
Further, the shape of described controlled leak passage is cuboid, cylinder, oblate cylinder, tubular body.
Further, the side of described controlled leak passage has network structure to regulate the acoustic resistance of described controlled leak passage.
Further, described earphone unit comprises active noise reduction system.
Further, described installing rack and described housing form as one.
The utility model additionally provides a kind of earphone comprising above-mentioned earphone unit, and wherein, described earphone comprises earphone unit described in one or two.
Further, described earphone is wear-type, and described earphone also comprises the headband be connected with described earphone unit.
Described earphone unit can be one or two usually.If comprise two earphone units, then they have identical, similar or symmetrical structure, are respectively used to the acoustic signals playing left and right acoustic channels.
Each earphone unit comprises housing, driver and ear pad.Described driver is used for that the electronic audio signal of input is converted to acoustic signals to be listened to for user.Described driver can comprise the audio signal jockey for receiving input electronic audio signal, and for electronic signal being converted to the transducer of acoustic signals conversion.
Described housing provides support structure for described driver.Described ear pad is installed on the housing by installing rack, in use between the ear or head of driver and user.Described ear pad normally annular, be such as circular, oval, square or the ring body of rectangle etc., its recess forms a cavity on a drive, is called earphone ante-chamber.
In earphone of the present utility model, the outer rim of installing rack described in the side walls enclose of described ear pad, partly or completely can block described installing rack, and the installing rack of described ear pad comprises a controlled leak passage, which forms the air path from earphone ante-chamber to described ear pad sidewall, thus make the air of earphone ante-chamber can pass this controlled leak passage, flow to external environment via ear pad again.Described controlled leak passage can decay by such as headset user walk about or health such as to move at the low-frequency sound that cause, that excited by the machinery-acoustic construction of earphone, make user to listen to experience better.
The installing rack of described ear pad is flat annular substantially, and ear pad can be made up of flexible material, such as, by the sponge that plastics, leather or cloth are coated.
Advantageously, because this controlled leak Path Termination is in ear pad, can't see this controlled leak passage from earphone outside.
Described earphone can comprise one, two or more controlled leak passages.
The shape of described controlled leak passage can be cuboid, cylinder, oblate cylinder, tubular body etc., can be even irregular.
Preferably, earphone of the present utility model is headphone, and described connector is headband.Described headband is generally designed to telescopic, and to be applicable to different head dummys, the adjustment of certain angle also can be done in the coupling part between headband and earphone unit.
Described audio signal jockey can comprise signal receiver, plug and wire, or wireless signal receiver.
According to the utility model, in ear pad installing rack, perforate is to form controlled leak passage, and this passage introduces air leakage paths, and described ear pad installing rack is normally airtight, except described controlled leak passage.
Therefore, when there is low-frequency noise in earphone, such as due to user walk about or body movement time, or when user is sitting in the means of transportation such as aircraft or automobile of movement, these movable or caused by vibration low-frequency noises can be exaggerated by the machinery-acoustic construction of earphone, these noises amplified can be detected by passive spacer assembly and be heard by the user, and the introducing of ante-chamber leakage path of the present utility model can contribute to this low frequency amplification mechanism of decaying.
Accompanying drawing explanation
Figure 1A and 1B is the cutaway view of the earphone of prior art.
Fig. 2 is the perspective view of the earphone containing controlled leak passage of the present utility model.
Fig. 3 is the perspective view of a part for the earphone containing controlled leak passage of the present utility model, only depicts ear pad and installing rack in figure.
Fig. 4 is the cutaway view of the line A-A' along Fig. 3, wherein also schematically show a part for driver and housing.
Fig. 5 is the perspective view of the ear pad installing rack of the earphone containing controlled leak passage of the present utility model.
Fig. 6 is the partial enlarged drawing of the ear pad installing rack of the earphone containing controlled leak passage of the present utility model, with the described controlled leak passage of clear display.
The partial enlarged drawing of the ear pad installing rack of Fig. 7 earphone containing controlled leak passage of the present utility model, with another embodiment of the described controlled leak passage of clear display.
Embodiment
2-7 describes specific embodiment of the utility model in detail with reference to the accompanying drawings.
Fig. 2 is the perspective view of an embodiment of the earphone unit containing controlled leak passage of the present utility model.
Earphone of the present utility model, the headband 203 that it comprises earphone unit 200 and is connected with earphone unit.Described earphone can be such as headphone, and wherein the size of earphone unit can surround the duct mouth of user substantially.Such as, described earphone can be a kind of active noise reduction formula earphone.
Described earphone unit 200 can be one or two usually.If comprise two earphone units, then they have identical, similar or symmetrical structure, are respectively used to the acoustic signals playing left and right acoustic channels.
Each earphone unit 200 comprises housing 202, driver 204 and ear pad 201.Described driver is used for that the electronic audio signal of input is converted to acoustic signals to be listened to for user.Described driver can comprise the audio signal jockey for receiving input electronic audio signal, and for electronic signal being converted to the transducer of acoustic signals conversion.
Described housing 202 provides support structure for described driver.See Fig. 3, described ear pad 201 is installed on the housing by installing rack 205, in use between the ear or head of driver and user.Normally circular oval or square etc. the ring body of described ear pad, its recess forms a cavity in front of the drivers, is called earphone ante-chamber 208.
The sidewall 206 of described ear pad 201 surrounds the outer rim of described installing rack 205, partly or completely can block described installing rack, and the installing rack of described ear pad comprises two controlled leak passages 207, they form respectively the air path from earphone ante-chamber to described ear pad sidewall, thus make the air of earphone ante-chamber can pass this controlled leak passage, flow to external environment via ear pad again.Described controlled leak passage can decay by such as headset user walk about or health such as to move at the low-frequency sound that cause, that excited by the machinery-acoustic construction of earphone, make user to listen to experience better.
Fig. 3 is the perspective view of a part for the earphone containing controlled leak passage of the present utility model, only depicts ear pad 201 and installing rack 205, with the position of clear display controlled leak passage 207 in figure.As shown in Figure 3, described ear pad is hollow ring, and the shrinkage pool in the middle of ear pad is called earphone ante-chamber 208, because the upper surface of ear pad is connected with the surface of shell before driver being arranged on after on earphone.The installing rack of ear pad comprises two square poroid passages, the controlled leak passage 207 that namely the utility model proposes.
Because the periphery of installing rack is covered by the sidewall 206 of described ear pad, so described controlled leak passage runs through described installing rack, form the air duct from earphone ante-chamber 208 to ear pad sidewall 206.When earphone is worn on ear by user, due to ear pad normally flexible material to make, such as wrap up the plastics of sponge, leather or cloth etc., described ear pad can be out of shape to be attached on user's ear or head a little, and described controlled leak passage can introduce the air leakage paths of earphone ante-chamber.
Therefore, when there is low-frequency noise in earphone, such as due to user walk about or body movement time, or when user is sitting in the means of transportation such as aircraft or automobile of movement, these movable or caused by vibration low-frequency noises can be exaggerated by the machinery-acoustic construction of earphone, these noises amplified can be detected by passive spacer assembly and be heard by the user, and the introducing of ante-chamber leakage path of the present utility model can contribute to this low frequency amplification mechanism of decaying.
Showing described controlled leak passage in Fig. 3 is rectangular shape, and it also can be the shapes such as cylinder, oblate cylinder, tubular body, can be even irregular.
Fig. 4 is the cutaway view of the line A-A' along Fig. 3, wherein also schematically show a part for housing 204.
In the diagram, the upper surface of described installing rack 205 is connected with described housing 204, such as be connected by modes such as bonding or riveted joints, also the modes such as magnet, back-off, screw thread can be adopted to carry out on-fixed connection, the lower surface of described installing rack is connected with described ear pad 201, be connected to by ear pad on earphone case, these connected modes are known technologies of this area, repeat no more.
Described controlled leak passage 207 is formed in described installing rack along the radial direction of the toroidal of described installing rack 205, or described controlled leak passage 207 also can with the radial direction inclination certain angle of the toroidal of installing rack, the left side of described controlled leak passage 207 is communicated with described earphone ante-chamber in the diagram, and the right side of described controlled leak passage 207 is by the sidewall-masked of described ear pad 201, therefore can't see described controlled leak passage from the outside of earphone.Certainly, described controlled leak passage can be seen at least in part from earphone ante-chamber 208.
Fig. 5 is the perspective view of the ear pad installing rack of the earphone containing controlled leak passage of the present utility model.See Fig. 5, controlled leak passage 207 is formed in the circular periphery of ear pad installing rack 205, and the inner side adjacent with earphone ante-chamber 208 is opening, and is hidden by the sidewall 206 of ear pad 201 outside it.
Fig. 6 is the partial enlarged drawing containing the ear pad installing rack 205 of the earphone of a controlled leak passage 207 of the present utility model, Fig. 7 is the partial enlarged drawing containing the ear pad installing rack 205 of the earphone of two controlled leak passages 207 of the present utility model, the described controlled leak passage of clear display.From Fig. 6 and Fig. 7, can comprise multiple controlled leak passage 207 in described installing rack 205, they can be distributed on the circle of described installing rack or the periphery of other analogous shape symmetrically or randomly.
In addition, described controlled leak passage 207 is formed in the body of described installing rack 205 in figures 4-7, such as, be the shape of the through rectangular body opening with sidewall.But described controlled leak passage 207 also can be formed in the described upper surface of installing rack 205 or the flute profile of lower surface, namely described controlled leak passage and described housing or described ear pad adjacent.
As can be seen from Figure of description, in the prior art earphone of Fig. 1, leak wherein can see from the housing of earphone, but shown in Fig. 2-6 in earphone of the present utility model, the controlled leak passage formed is integrated in ear pad installing rack, be sightless from outside, so not only can decay or isolate low-frequency noise, control sound insulation, control the Frequency Response of low frequency, reduce to cover ear effect, be also beneficial to isolation outside noise, and be conducive to making earphone inside keep clean.
But, although should be appreciated that in the description above and set forth many feature and advantage of the present utility model, and the details of 26S Proteasome Structure and Function of the present utility model, but the disclosure is illustrative, and variations in detail can be made to the utility model in the principle of the present utility model of the full breadth shown in the extensive general significance of the term expressed by claims, particularly about the shape of parts, size, quantity and layout.Should be understood that, will be obvious to those skilled in the art to its amendment carried out in the principle summarized above, and therefore the utility model is not limited to these preferred embodiments, and is intended to comprise such amendment.The utility model is the property feature of each novelty and each combination of property feature.Reference numeral in claim does not limit its protection range.Those skilled in the art can to specifications in instruction to the utility model carry out various improvement and/amendment, these improve and/or amendment all should be included in the scope of the utility model claims.
Claims (10)
1. an earphone unit, comprises housing, driver and ear pad;
Described driver is used for that the electronic audio signal of input is converted to acoustic signals to be listened to for user, described housing provides support structure for described driver, described ear pad is installed on the housing by installing rack, described ear pad is annular, and the recess of described ear pad forms earphone ante-chamber on a drive;
It is characterized in that, the outer rim of installing rack described in the side walls enclose of described ear pad, and the installing rack of described ear pad comprises a controlled leak passage, the side of described controlled leak passage is communicated with the ante-chamber of described earphone, and the described opposite side of controlled leak passage and the ft connection of earphone unit, form the air path of the outside from the ante-chamber of earphone to earphone unit.
2. earphone unit according to claim 1, is characterized in that, the opposite side of described controlled leak passage is by the sidewall-masked of described ear pad.
3. earphone unit according to claim 1, is characterized in that, the installing rack of described ear pad is flat annular.
4. earphone unit according to claim 1, is characterized in that, described earphone unit comprises one, two or more controlled leak passages.
5. earphone unit according to claim 1, is characterized in that, the shape of described controlled leak passage is cuboid, cylinder, oblate cylinder, tubular body.
6. earphone unit according to claim 1, is characterized in that, the side of described controlled leak passage has network structure to regulate the acoustic resistance of described controlled leak passage.
7. earphone unit according to claim 1, is characterized in that, described earphone unit comprises active noise reduction system.
8. earphone unit according to claim 1, is characterized in that, described installing rack and described housing form as one.
9. an earphone, described earphone comprises earphone unit according to any one of claim 1 to 8, it is characterized in that, described earphone comprises earphone unit described in one or two.
10. earphone according to claim 9, is characterized in that, described earphone is wear-type, and described earphone also comprises the headband be connected with described earphone unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520788436.1U CN205105363U (en) | 2015-10-13 | 2015-10-13 | Headset assembly and including headset assembly's earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520788436.1U CN205105363U (en) | 2015-10-13 | 2015-10-13 | Headset assembly and including headset assembly's earphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205105363U true CN205105363U (en) | 2016-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520788436.1U Expired - Fee Related CN205105363U (en) | 2015-10-13 | 2015-10-13 | Headset assembly and including headset assembly's earphone |
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| CN (1) | CN205105363U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107371082A (en) * | 2017-09-20 | 2017-11-21 | 广东伟旺达科技股份有限公司 | A kind of pipeline tuning formula earphone |
| CN107635165A (en) * | 2016-07-19 | 2018-01-26 | 迪芬尼香港有限公司 | Closing acoustics framework with controlled leak |
| US10880633B2 (en) | 2016-06-22 | 2020-12-29 | Dolby Laboratories Licensing Corporation | Headphones and headphone systems |
| WO2022241651A1 (en) * | 2021-05-18 | 2022-11-24 | 深圳市冠旭电子股份有限公司 | Noise-canceling ear pad, noise-canceling ear muff, and noise-canceling headphones |
-
2015
- 2015-10-13 CN CN201520788436.1U patent/CN205105363U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10880633B2 (en) | 2016-06-22 | 2020-12-29 | Dolby Laboratories Licensing Corporation | Headphones and headphone systems |
| US11330356B2 (en) | 2016-06-22 | 2022-05-10 | Dolby Laboratories Licensing Corporation | Headphones and headphone systems |
| US11937042B2 (en) | 2016-06-22 | 2024-03-19 | Dolby Laboratories Licensing Corporation | Headphones and headphone systems |
| CN107635165A (en) * | 2016-07-19 | 2018-01-26 | 迪芬尼香港有限公司 | Closing acoustics framework with controlled leak |
| CN107371082A (en) * | 2017-09-20 | 2017-11-21 | 广东伟旺达科技股份有限公司 | A kind of pipeline tuning formula earphone |
| WO2022241651A1 (en) * | 2021-05-18 | 2022-11-24 | 深圳市冠旭电子股份有限公司 | Noise-canceling ear pad, noise-canceling ear muff, and noise-canceling headphones |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160323 Termination date: 20181013 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |