CN115499750A - Earphone box - Google Patents

Earphone box Download PDF

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Publication number
CN115499750A
CN115499750A CN202211178170.XA CN202211178170A CN115499750A CN 115499750 A CN115499750 A CN 115499750A CN 202211178170 A CN202211178170 A CN 202211178170A CN 115499750 A CN115499750 A CN 115499750A
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CN
China
Prior art keywords
magnetic
driving
box
sensor
assembly
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.)
Withdrawn
Application number
CN202211178170.XA
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Chinese (zh)
Inventor
许付松
付里
曹敬龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Goertek Techology Co Ltd
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Goertek Techology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Goertek Techology Co Ltd filed Critical Goertek Techology Co Ltd
Priority to CN202211178170.XA priority Critical patent/CN115499750A/en
Publication of CN115499750A publication Critical patent/CN115499750A/en
Withdrawn legal-status Critical Current

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00Details of transducers, loudspeakers or microphones
    • H04R1/10Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1041Mechanical or electronic switches, or control elements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/10Details of earpieces, attachments therefor, earphones or monophonic headphones covered by H04R1/10 but not provided for in any of its subgroups

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Casings For Electric Apparatus (AREA)

Abstract

The invention discloses an earphone box, which comprises: the magnetic box comprises a box body, a cover body and a magnetic assembly, wherein an installation cavity is formed in the box body; one end of the cover body is rotatably arranged on the box body; the magnetic assembly comprises two magnetic parts, one of the two magnetic parts is arranged in the installation cavity, the other magnetic part is correspondingly arranged on the cover body, and at least one of the magnetic parts can be arranged opposite to the other magnetic part with the magnetic poles exchanged, so that when the two magnetic parts are opposite in the same pole, the cover body faces the box body and is far away from and overturned. According to the scheme of the invention, the earphone box can be automatically opened and closed under the transformation of the magnetic poles of the magnetic part, so that the operation of a user is reduced, and the convenience of the existing earphone box is improved.

Description

Earphone box
Technical Field
The invention relates to the field of earphone equipment, in particular to an earphone box.
Background
Along with wireless bluetooth headset is popular gradually in the market, the mode and the convenience of opening and shutting of earphone charging box have also become the product selling point, and current charging box switch structure mainly divide into spring type and magnet fixed, and the spring type produces the abnormal sound easily, and whether magnet fixed uncaps or closes the lid, all needs the user to operate the earphone lid, influences user experience.
Disclosure of Invention
The invention mainly aims to provide an earphone box, aiming at improving the convenience of the existing earphone box.
In order to achieve the above object, the present invention provides an earphone box, including:
the box body is internally provided with a mounting cavity;
one end of the cover body is rotatably arranged on the box body; and the number of the first and second groups,
the magnetic assembly comprises two magnetic parts, one of the two magnetic parts is arranged in the installation cavity, the other magnetic part is correspondingly arranged on the cover body, and at least one of the magnetic parts can be arranged opposite to the other magnetic part with the magnetic poles exchanged, so that when the two magnetic parts are opposite in the same pole, the cover body faces the box body and is far away from and overturned.
Optionally, the two magnetic members include a first magnetic member and a second magnetic member, and the first magnetic member is arranged in the installation cavity in a magnetic pole-to-pole manner.
Optionally, the first magnetic member has two magnetic pole portions in the transverse direction, and the first magnetic member may be arranged to be flipped in the longitudinal direction.
Optionally, the earphone box further comprises:
a manipulation key;
the driving assembly is arranged in the mounting cavity and is in driving connection with the first magnetic piece so as to turn over along the longitudinal direction; and (c) a second step of,
and the control device is electrically connected with the operating key and the driving device.
Optionally, the box body is provided with a mounting hole, the manipulation key is mounted in the mounting hole, at least part of the manipulation key protrudes out of the box body, and the earphone box further comprises a waterproof ring, and the waterproof ring is mounted between the manipulation key and the inner wall of the mounting hole of the box body.
Optionally, the drive assembly comprises:
one end of the driving shaft is fixedly connected with the first magnetic part; and
the motor is electrically connected with the control device and is provided with an output shaft, and the output shaft is in transmission connection with the other end of the driving shaft through a gear set so as to drive the first magnetic part to turn longitudinally under the rotation of the output shaft of the motor.
Optionally, the number of the driving assemblies is two, and the two driving assemblies are respectively arranged on two opposite sides of the first magnetic part along the longitudinal direction.
Optionally, an installation space for installing the first magnetic part is defined between the driving shafts of the two driving assemblies.
Optionally, the earphone box further comprises a sensor assembly and a locator assembly, the sensor assembly and the locator assembly are correspondingly and respectively arranged on the first magnetic piece and the inner wall of the installation cavity, and are electrically connected with the control device, so that when the sensor assembly and the locator are aligned, the control device controls the driving assembly to stop driving.
Optionally, the sensor assembly includes a first sensor and a second sensor, the first sensor and the second sensor are respectively disposed on two sides of the first magnetic member, the positioner assembly includes a first positioner and a second positioner, and the first positioner and the second positioner correspond to the first sensor and the second sensor disposed on the inner wall of the mounting cavity.
Optionally, the earphone box further includes a power module electrically connected to the control device.
According to the technical scheme provided by the invention, the box body and the cover body are respectively provided with the magnetic parts, and the magnetic pole of one of the magnetic parts is controlled, so that when the two magnetic parts are opposite in homopolar, the cover body is far away from the box body to rotate, and the earphone box is automatically opened.
Drawings
In order to more clearly illustrate the embodiments or technical solutions of the present invention, the drawings used in the embodiments or technical solutions of the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic perspective view of an earphone box according to an embodiment of the present invention;
fig. 2 is a bottom view of the earphone box of fig. 1;
fig. 3 is a schematic view of an internal structure of the earphone box in fig. 1;
fig. 4 is a schematic view of an internal structure of the earphone box in fig. 1;
fig. 5 is an exploded view of an embodiment of a headset assembly provided herein.
The reference numbers illustrate:
reference numerals Name (R) Reference numerals Name(s)
100 Earphone box 10 Cover body
20 Box body 21 Mounting cavity
30 Magnetic assembly 31 First magnetic part
32 Second magnetic part 40 Operating key
41 Silica gel pad 42 Waterproof ring
50 Drive shaft 51 Electric machine
60 Control device 52 Installation space
71 First inductor 72 Second inductor
73 First locator 74 Second locator
75 Power supply module 200 Earphone set
300 Earphone assembly
The implementation, functional features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front, rear, 8230; \8230;) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components in a specific posture (as shown in the figure), the motion situation, etc., and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B", including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Along with wireless bluetooth headset is popular gradually in the market, the mode and the convenience of opening and shutting of earphone charging box have also become the product selling point, and current charging box switch structure mainly divide into spring type and magnet fixed, and the spring type produces the abnormal sound easily, and whether magnet fixed uncaps or closes the lid, all needs the user to operate the earphone lid, influences user experience.
In order to solve the above problems, the present invention provides an earphone box 100, and fig. 1 to 5 illustrate an embodiment of the earphone box 100 according to the present invention.
Referring to fig. 1 to 5, the earphone box 100 includes: the magnetic component comprises a box body 20, a cover body 10 and a magnetic component 30, wherein a mounting cavity 21 is formed in the box body 20; one end of the cover body 10 is rotatably mounted on the box body 20; the magnetic assembly 30 includes two magnetic members, one of the two magnetic members is installed in the installation cavity 21, the other is installed correspondingly in the cover 10, and at least one of the magnetic members can be arranged with the magnetic poles thereof being reversed with respect to the other, so that when the two magnetic members are opposite in the same pole, the cover 10 is turned away from the case 20.
It should be emphasized that, of the two magnetic members, the magnetic member installed in the box body 20 may be a magnetic pole-exchanging setting, or the magnetic member installed in the cover body 10 may be a magnetic pole-exchanging setting, and of course, both the magnetic members are magnetic pole-exchanging settings, which is not limited herein, and there are various ways to realize the magnetic pole-exchanging of the magnetic member, for example, when the magnetic member is an electromagnet, the flow direction of the current in the electromagnet may be changed, so as to realize the magnetic pole-exchanging, and when the magnetic member is a permanent magnet, the permanent magnet may also be directly turned over, so as to realize the magnetic pole-exchanging thereof, and the like, which are not limited herein.
In the technical solution provided by the present invention, the box body 20 and the cover body 10 are respectively provided with magnetic members, and by controlling the magnetic pole of one of the magnetic members, when the two magnetic members are in the same-pole opposition, the cover body 10 is far away from the box body 20 and rotates, so as to achieve automatic uncovering of the earphone box 100, and when the two magnetic members are in the opposite-pole opposition, the cover body 10 is near to the box body 20 and rotates, so as to achieve automatic uncovering and uncovering of the earphone box 100, and compared with the existing earphone box 100, the present invention can achieve automatic uncovering and uncovering of the earphone box 100 under the transformation of the magnetic pole of the magnetic member, thereby reducing the operation of a user, and improving the convenience of the existing earphone box 100.
Further, two of the magnetic members, can be installed in the magnetic member in the box body 20 is set up by exchanging magnetic poles, also can be installed in the magnetic member in the lid body 10 is set up by exchanging magnetic poles, certainly, also two the magnetic member is set up by exchanging magnetic poles, and it is not limited here, considering that the space in the box body 20 is large, enough space can be left to let the magnetic member carry out the magnetic pole exchange, therefore, two magnetic members include first magnetic member 31 and second magnetic member 32, first magnetic member 31 set up by exchanging magnetic poles in the installation cavity 21, so set up, first magnetic member 31 set up by exchanging magnetic poles in the installation cavity 21, second magnetic member 32 install in the lid body 10, second magnetic member 32 can be fixed setting, the magnetic pole exchange can not take place, also can be with first magnetic member 31, set up by exchanging magnetic poles in the lid body 10.
The magnetic pole of the magnetic part can be exchanged in a variety of ways, for example, when the magnetic part is an electromagnet, the flow direction of current in the electromagnet can be changed, so that the magnetic pole can be exchanged, when the magnetic part is a permanent magnet, the permanent magnet can be directly turned over, so that the magnetic pole can be exchanged, the first magnetic part 31 has two transverse magnetic pole portions, and the first magnetic part 31 can be longitudinally turned over, so that after the first magnetic part 31 is longitudinally turned over, homopolarity is opposite between the first magnetic part 31 and the second magnetic part 32, a repulsive force is generated, the cover body 10 is pushed to be away from the box body 20 to rotate, and automatic cover opening is realized, or heteropolarity is opposite between the first magnetic part 31 and the second magnetic part 32, a tensile force is generated, the cover body 10 is pulled to be close to the box body 20 to rotate, and automatic cover closing is realized.
There are many ways to realize the longitudinal turning of the second magnetic member 32, and in the simplest case, a push rod is directly arranged on the first magnetic member 31, and a user directly pushes the push rod to realize the turning, or an air cylinder is used to drive the turning, and so on, which is not limited herein.
Further, in order to realize one-key opening and closing of the cover 10 of the earphone box 100, the earphone box 100 further includes a control key 40, a driving assembly and a control device 60; the driving assembly is arranged in the installation cavity 21, and the driving assembly is in driving connection with the first magnetic part 31 so as to turn along the longitudinal direction; the control device 60 is electrically connected to the operation key 40 and the driving device, and in this configuration, when the control device 60 receives an operation signal from a user to the operation key 40, the control device 60 controls the driving device to drive the first magnetic member 31 to turn over in the longitudinal direction, so as to open or close the cover of the earphone box 100 by one key.
It should be emphasized that the specific implementation form of the operation key 40 may be various, and may be a push rod type or a push button type, in this embodiment, the operation key 40 includes a first key portion, a second key portion, and a silica gel pad 41 disposed between the first key portion and the second key portion, and by providing the silica gel pad 41, the hand feeling of the user on the operation key 40 can be ensured.
Further, the box body 20 is provided with a mounting hole, the control key 40 is installed in the mounting hole, and at least part of the part protrudes out of the box body 20, so the setting is such that the user can directly operate the portion protruding out of the control key 40, and thus the earphone box 100 cover can be opened and closed by one key, and the earphone box 100 further comprises a waterproof ring 42, the waterproof ring 42 is installed between the control key 40 and the inner wall of the mounting hole of the box body 20, so that the water is prevented from entering the mounting hole into the mounting cavity 21, and the earphone box 100 is damaged.
Further, the specific implementation form of the driving assembly is not limited, and may be a combination of an air cylinder and a push rod, and may be a form of a motor 51 and a rotating shaft, which is not limited herein, specifically, in this embodiment, the driving assembly includes: a driving shaft 50 and a motor 51, wherein one end of the driving shaft 50 is fixedly connected with the first magnetic part 31; the motor 51 is electrically connected to the control device 60, and the motor 51 has an output shaft, the output shaft is in transmission connection with the other end of the driving shaft 50 through a gear set, so as to drive the first magnetic member 31 to turn longitudinally under the rotation of the output shaft of the motor 51, in this arrangement, under the rotation of the output shaft of the motor 51, through gear transmission, the driving shaft 50 synchronously rotates, so as to drive the first magnetic member 31 to turn longitudinally, thereby switching the magnetic poles of the first magnetic member 31.
It should be noted that the specific form of the electrical connection between the motor 51 and the control device 60 is not limited, and may be a wire connection, a flexible circuit board connection, or the like, and is not limited herein.
Meanwhile, in order to increase the stability of the rotation of the driving shaft 50, a bracket may be further disposed in the mounting cavity 21, and the driving shaft 50 is mounted on the bracket through a bearing, so that the bracket can play a certain supporting role on the driving assembly, thereby improving the stability of the rotation of the driving shaft 50.
In addition, in order to improve the turning stability of the first magnetic member 31, two driving assemblies are provided, and the two driving assemblies are respectively arranged at two opposite sides of the first magnetic member 31 along the longitudinal direction, so that the two driving assemblies can simultaneously drive the first magnetic member 31 to turn, and the stability is high.
Meanwhile, the driving shaft 50 and the first magnetic member 31 may be mounted in various manners, which are simplest, such as direct bonding, sleeving, and the like, and not limited herein, in this embodiment, a mounting space 52 for mounting the first magnetic member 31 is formed between the driving shafts 50 of the two driving assemblies, so that the first magnetic member 31 is mounted in the mounting space 52, the connection area between the first magnetic member 31 and the two driving shafts 50 is larger, the connection stability is stronger, and a surface of the mounting space 52 facing the second magnetic member 32 may be configured to be open, so that the driving shaft 50 is prevented from interfering with the propagation of the magnetic force of the first magnetic member 31 and the second magnetic member 32.
In this embodiment, in order to accurately control the turning angle of the first magnetic member 31, the earphone box 100 further includes a sensor assembly and a locator assembly, the sensor assembly and the locator assembly are correspondingly disposed on the inner walls of the first magnetic member 31 and the installation cavity 21, and are electrically connected to the control device 60, so that when the sensor assembly and the locator are aligned, the control device 60 controls the driving assembly to stop driving, and thus the setting is performed, when the driving assembly drives the first magnetic member 31 to turn over to the angle at which the sensor assembly and the locator are aligned, the control device 60 controls the driving assembly to stop driving, so that the first magnetic member 31 stops at a preset angle.
It should be noted that, the specific implementation form of the sensor assembly is not limited, and may be a photoelectric sensor, an infrared sensor, and the like, and is not limited herein, and the specific implementation form of the locator assembly is not limited herein, and may be a marker, and may also be a feed-forward or a feed-back, and is not limited herein.
Specifically, in this embodiment, the sensor assembly includes a first sensor 71 and a second sensor 72, the first sensor 71 and the second sensor 72 are respectively disposed on two sides of the first magnetic component 31, the positioner assembly includes a first positioner 73 and a second positioner 74, the first positioner 73 and the second positioner 74 correspond to the first sensor 71 and the second sensor 72 and are disposed on the inner wall of the mounting cavity 21, and in this way, when the cover is closed, the first positioner 73 and the first sensor 71 are aligned, and the second positioner 74 and the second sensor 72 are aligned.
It should be noted that the first inductor 71 and the second inductor 72 are respectively disposed on two sides of the first magnetic member 31, and may be any two sides of the first magnetic member 31, and may be front and back sides, upper and lower sides, or left and right sides, which are not limited herein, in some embodiments, the first inductor 71 and the second inductor 72 are distributed in a central symmetry manner, and the first locator 73 and the second locator 74 are correspondingly and centrally symmetrically disposed, so that under a state switching, the first inductor 71 is aligned with the first locator 73 and the second locator 74, respectively, and the second inductor 72 is also aligned with the second locator 74 and the first locator 73, respectively.
In this embodiment, the first positioner 73, the second positioner 74, the first inductor 71, and the second inductor 72 are provided, so that accurate control feedback is realized on the turning angle of the first magnetic member 31, and the user experience is improved.
In addition, the earphone box 100 further includes a power module 75, and the power module 75 is electrically connected to the control device 60, so that the power module 75 can provide power for the rotation of the motor 51, and in some embodiments, the power module 75 may also be used to charge the earphone 200 in the earphone box 100.
In order to achieve the above object, the present invention further provides an earphone assembly 300, which includes an earphone 200 and an earphone box 100; the earphone box 100 comprises a box body 20, a cover body 10 and a magnetic assembly 30, wherein an installation cavity 21 is formed in the box body 20; one end of the cover 10 is rotatably mounted on the box 20; the magnetic assembly 30 includes two magnetic members, one of the two magnetic members is installed in the installation cavity 21, the other is installed correspondingly in the cover 10, and at least one of the magnetic members can be arranged with the magnetic poles thereof being reversed with respect to the other, so that when the two magnetic members are opposite in the same pole, the cover 10 is turned away from the case 20.
In the technical solution provided by the present invention, the box body 20 and the cover body 10 are respectively provided with magnetic members, and by controlling the magnetic pole of one of the magnetic members, when the two magnetic members are in the same-pole opposition, the cover body 10 is far away from the box body 20 and rotates, so as to achieve automatic uncovering of the earphone box 100, and when the two magnetic members are in the opposite-pole opposition, the cover body 10 is near to the box body 20 and rotates, so as to achieve automatic uncovering and uncovering of the earphone box 100, and compared with the existing earphone box 100, the present invention can achieve automatic uncovering and uncovering of the earphone box 100 under the transformation of the magnetic pole of the magnetic member, thereby reducing the operation of a user, and improving the convenience of the existing earphone assembly 300.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the present specification and the drawings, or any other related technical fields, which are directly or indirectly applied to the present invention, are included in the scope of the present invention.

Claims (10)

1. An earphone box, comprising:
the box body is internally provided with a mounting cavity;
one end of the cover body is rotatably arranged on the box body; and (c) a second step of,
the magnetic assembly comprises two magnetic parts, one of the two magnetic parts is arranged in the installation cavity, the other magnetic part is correspondingly arranged on the cover body, and at least one of the magnetic parts can be arranged opposite to the other magnetic part with the magnetic poles exchanged, so that when the two magnetic parts are opposite in the same pole, the cover body faces the box body and is far away from and rotates.
2. The earphone box of claim 1, wherein the two magnetic members comprise a first magnetic member and a second magnetic member, and the first magnetic member is disposed in the mounting cavity with opposite poles.
3. The earphone box of claim 2, wherein the first magnetic member has two magnetic pole portions in a transverse direction, and the first magnetic member is arranged to be longitudinally flipped.
4. The headset case of claim 3, wherein the headset case further comprises:
a manipulation key;
the driving assembly is arranged in the mounting cavity and is in driving connection with the first magnetic piece so as to turn over along the longitudinal direction; and (c) a second step of,
and the control device is electrically connected with the operating key and the driving device.
5. The earphone box according to claim 3, wherein the box body is provided with a mounting hole, the manipulation key is mounted in the mounting hole, and at least a portion of the manipulation key protrudes out of the box body, and the earphone box further comprises a waterproof ring mounted between the manipulation key and an inner wall of the mounting hole of the box body.
6. The headset of claim 4, wherein the drive assembly comprises:
one end of the driving shaft is fixedly connected with the first magnetic part; and
the motor is electrically connected with the control device and is provided with an output shaft, and the output shaft is in transmission connection with the other end of the driving shaft through a gear set so as to drive the first magnetic part to turn over along the longitudinal direction under the rotation of the output shaft of the motor.
7. The earphone box of claim 4, wherein two driving assemblies are provided, and the two driving assemblies are respectively provided at two opposite sides of the first magnetic member along the longitudinal direction.
8. The earphone box of claim 7, wherein an installation space for installing the first magnetic member is defined between the driving shafts of the two driving assemblies.
9. The earphone box of claim 3, further comprising a sensor assembly and a locator assembly, wherein the sensor assembly and the locator assembly are respectively disposed on the first magnetic member and an inner wall of the mounting cavity, and are electrically connected to the control device, so that when the sensor assembly and the locator are aligned, the control device controls the driving assembly to stop driving.
10. The earphone box according to claim 9, wherein the sensor assembly comprises a first sensor and a second sensor, the first sensor and the second sensor are respectively disposed on two sides of the first magnetic member, the locator assembly comprises a first locator and a second locator, and the first locator and the second locator are disposed on an inner wall of the mounting cavity corresponding to the first sensor and the second sensor.
CN202211178170.XA 2022-09-26 2022-09-26 Earphone box Withdrawn CN115499750A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211178170.XA CN115499750A (en) 2022-09-26 2022-09-26 Earphone box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211178170.XA CN115499750A (en) 2022-09-26 2022-09-26 Earphone box

Publications (1)

Publication Number Publication Date
CN115499750A true CN115499750A (en) 2022-12-20

Family

ID=84472075

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202211178170.XA Withdrawn CN115499750A (en) 2022-09-26 2022-09-26 Earphone box

Country Status (1)

Country Link
CN (1) CN115499750A (en)

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Application publication date: 20221220