WO2023051008A1 - Capuchon d'écouteur et écouteur - Google Patents

Capuchon d'écouteur et écouteur Download PDF

Info

Publication number
WO2023051008A1
WO2023051008A1 PCT/CN2022/109043 CN2022109043W WO2023051008A1 WO 2023051008 A1 WO2023051008 A1 WO 2023051008A1 CN 2022109043 W CN2022109043 W CN 2022109043W WO 2023051008 A1 WO2023051008 A1 WO 2023051008A1
Authority
WO
WIPO (PCT)
Prior art keywords
central axis
line segment
tube
line
end point
Prior art date
Application number
PCT/CN2022/109043
Other languages
English (en)
Chinese (zh)
Inventor
邓圆保
马强
Original Assignee
安克创新科技股份有限公司
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 安克创新科技股份有限公司 filed Critical 安克创新科技股份有限公司
Publication of WO2023051008A1 publication Critical patent/WO2023051008A1/fr

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones

Definitions

  • the present application relates to the technical field of earphones, in particular to an ear cap and an earphone.
  • the existing earphones on the market are mainly divided into two types, one type is an in-ear earphone, and the other type is an outer earphone.
  • the sound guide tube of the in-ear earphone is generally covered with an ear cap. Since the shape, size and size of the ear canal structure of different users are different, the ear cap of the same in-ear earphone can be inserted into the ear canal of different users. After the structure, it will produce a different wearing experience. However, the reduction of the user's wearing comfort will directly affect the noise reduction performance of the headset, and the current headsets on the market cannot meet the user's pursuit of high performance in the noise reduction aspect of the headset.
  • the embodiment of the present application provides an ear cap and earphones, which can adjust the angle of the ear cap relative to the sound guide tube according to the ear canal structure of different users, so as to effectively improve the wearing comfort of the user, and ensure that the ear cap and the ear cap are compatible with each other in terms of earphone noise reduction. Good sealing of the structure of the user's ear canal.
  • the first aspect of the embodiment of the present application provides an ear cap, the ear cap is set to be connected to the sound guide tube of the earphone body; the ear cap includes a sleeve and a cap body, the sleeve has a central axis and is connected to the sound guide, and the sleeve It includes a first tube body connected to the sound guide tube, a second tube body connected to the end of the first tube body away from the sound guide tube, the second tube body has elasticity, and along the direction perpendicular to the central axis, the second tube wall The wall thickness is smaller than the wall thickness of the first pipe body, the cap body is connected to the end of the second pipe body away from the first pipe body, and at least surrounds the outer side of the second pipe body, wherein the second pipe body passes through the plane where the central axis is located
  • the cross-section has an inner edge line close to the central axis, the inner edge line has a first end point and a second end point, the first connecting line between the
  • the second aspect of the embodiment of the present application provides an earphone.
  • the earphone includes an earphone main body and the above-mentioned ear cap.
  • the earphone main body includes a sound guide tube.
  • the ear cap includes a sleeve tube and a cap body.
  • the sleeve tube has a central axis and is connected to the sound guide tube.
  • the socket tube includes a first tube body connected to the sound guide tube, a second tube body connected to the end of the first tube body away from the sound guide tube, the second tube body has elasticity, along the direction perpendicular to the central axis, the second tube body is
  • the wall thickness of the pipe wall is smaller than the wall thickness of the first pipe body
  • the cap body is connected to the end of the second pipe body away from the first pipe body, and at least surrounds the outer side of the second pipe body, wherein the second pipe body is over the middle
  • the section of the plane where the axis is located has an inner edge line close to the central axis, the inner edge line has a first end point and a second end point, the first connecting line between the first end point and the second end point is inclined compared with the central axis, and /or the section of the second pipe body passing the plane where the central axis is located has an outer edge line far away from the central axis, the outer edge line has a third end point and a fourth end point, and the
  • the second pipe body by designing the second pipe body to be elastic, and further designing the wall thickness of the second pipe body to be smaller than the wall thickness of the first pipe body, and the second pipe body is inclined relative to the central axis of the socket pipe , so that the cap body squeezes the second tube body under the action of external force, and the second tube body is more likely to produce elastic deformation along the central axis to change the amount of expansion and contraction of the ear cap, so that the ear can be adjusted according to the structure of the ear canal of different users.
  • the length of the cap is designed to effectively improve the user's wearing comfort and ensure a good seal between the ear cap and the user's ear canal structure in terms of noise reduction.
  • FIG. 1 is a schematic structural view of an ear cap in an embodiment of the present application
  • Fig. 2 is a cross-sectional view of an ear cap in an embodiment of the present application
  • Fig. 3 is a schematic structural diagram of an ear cap in another embodiment of the present application.
  • Fig. 4 is a sectional view of an ear cap in another embodiment of the present application.
  • Fig. 5 is a cross-sectional view of a socket pipe in an embodiment of the present application.
  • Fig. 6 is a cross-sectional view of a socket in another embodiment of the present application.
  • Fig. 7 is a schematic structural diagram of an inner edge line or an outer edge line in an embodiment of the present application.
  • Fig. 8 is a schematic structural diagram of an inner edge line or an outer edge line in another embodiment of the present application.
  • Fig. 9 is a schematic structural diagram of an inner edge line or an outer edge line in another embodiment of the present application.
  • Fig. 10 is a schematic structural diagram of an inner edge line or an outer edge line in another embodiment of the present application.
  • Fig. 11 is a schematic diagram of an exploded structure of an ear cap in an embodiment of the present application.
  • Fig. 12 is a schematic diagram of an exploded structure of an ear cap in another embodiment of the present application.
  • Fig. 13 is a schematic structural diagram of a socket in an embodiment of the present application.
  • Fig. 14 is a schematic structural diagram of a clamping member in another embodiment of the present application.
  • the existing earphones on the market are mainly divided into two types, one type is an in-ear earphone, and the other type is an outer earphone.
  • the sound guide tube of the in-ear earphone is generally covered with an ear cap. Since the shape, size and size of the ear canal structure of different users are different, the ear cap of the same in-ear earphone can be inserted into the ear canal of different users. After the structure, it will produce a different wearing experience.
  • the ear cap includes a sleeve and a cap body, the sleeve is connected to the sound guide tube of the earphone body, the sleeve has a sound inlet close to the sound guide and a sound outlet away from the sound guide,
  • the cap body is formed by extending backward from one end of the sound outlet of the socket pipe.
  • the distance between the inner pipe wall surface of the socket pipe and the central axis of the socket pipe is equal everywhere
  • the distance between the outer pipe wall surface of the socket pipe and the central axis of the socket pipe is equal everywhere, that is, along the socket pipe
  • the wall thickness of the socket pipe is equal everywhere.
  • the cap body squeezes the socket tube under the action of external force. Since the wall thickness of the socket tube is equal everywhere, the socket tube is not easy to produce elastic deformation along the central axis to change the ear cap relative to the earphone body. The angle of the sound guide tube affects the user's wearing experience.
  • the first aspect of the present application proposes an ear cap 10, which can adjust the sound guide tube of the ear cap 10 relative to the earphone body according to the structure of the ear canal of different users In order to effectively improve the wearing comfort of the user, to ensure a good seal between the ear cap 10 and the user's ear canal structure in terms of earphone noise reduction.
  • the ear cap 10 is set to be connected to the sound guide tube of the earphone main body (not shown in the figure).
  • the ear cap 10 includes a sleeve 11 and a cap body 12.
  • the sleeve 11 has a central axis 110 and is connected to the sound guide.
  • the sleeve 11 It includes a first tube body 111 connected to the sound guide tube, a second tube body 112 connected to the end of the first tube body 111 away from the sound guide tube, the second tube body 112 has elasticity, and along the direction perpendicular to the central axis 110,
  • the wall thickness of the second pipe wall is smaller than the wall thickness of the first pipe body 111
  • the cap body 12 is connected to the end of the second pipe body 112 away from the first pipe body 111, and is at least surrounded by the outside of the second pipe body 112, wherein , the section of the second pipe body 112 passing the plane where the central axis 110 is located has an inner edge line 1121 close to the central axis 110, the inner edge line 1121 has a first end point 1121a and a second end point 1121b, and the first end point 1121a and the second end point
  • the first connecting line 1121c between 1121b is inclined compared with the central axis 110, and/or the section of the second pipe body
  • the second tube body 112 is designed to be elastic, and the wall thickness of the second tube body 112 is further designed to be smaller than the wall thickness of the first tube body 111, and the second tube body 112 is relatively
  • the central axis 110 of the socket pipe 11 is inclined, so that the cap body 12 squeezes the second pipe body 112 under the action of an external force, and the second pipe body 112 is more likely to produce elastic deformation along the central axis 110 to change the expansion and contraction of the ear cap 10 Therefore, the angle of the ear cap 10 relative to the sound guide tube of the earphone body can be adjusted according to the structure of the ear canal of different users, so as to effectively improve the wearing comfort of the user and ensure that the structure of the ear cap 10 and the user's ear canal in terms of earphone noise reduction good sealing.
  • the specific structure of the ear cap 10 will be introduced below with reference to FIGS. 1-14 .
  • the ear cap 10 is configured to be connected to the sound guide tube of the earphone body, wherein the connection between the ear cap 10 and the sound guide tube of the earphone body can be detachable or non-detachable.
  • the detachable connection between the ear cap 10 and the sound guide tube of the earphone main body can be realized by snap-fit connection
  • the ear cap 10 and the sound guide tube of the earphone body can be glued and fixed to realize the non-detachable connection between the two. connect.
  • the ear cap 10 includes a socket tube 11 and a cap body 12 .
  • the socket tube 11 is used as a part of the ear cap 10 to be connected to the sound guide tube of the earphone body.
  • the socket tube 11 has a central axis 110 and is connected to the sound guide tube.
  • the socket pipe 11 is a hollow cylindrical structure, and the cross section of the socket pipe 11 can be circular or square.
  • the central axis 110 of the socket pipe 11 is a straight line passing through the center of the cross section of the socket pipe 11 and perpendicular to the cross section of the socket pipe 11 .
  • the connection between the sleeve tube 11 and the sound guide tube of the earphone body can be detachable or non-detachable. The specific connection between the sleeve tube 11 and the earphone body will be introduced below.
  • the socket tube 11 includes a first tube body 111 connected to the sound guide tube, and a second tube body 112 connected to an end of the first tube body 111 away from the sound guide tube.
  • the second tube body 112 is connected with the first tube body 111 away from the end of the sound guide tube of the earphone main body.
  • the second tube body 112 and the first tube body 111 can be integrally formed by injection molding.
  • a pipe body 111 can also be bonded and fixed by glue to form an integrated structure.
  • the second tube body 112 is elastic, it should be understood that the second tube body 112 can produce elastic deformation under the action of external force (the deformation can recover by itself after the external force is removed).
  • the first tube body 111 can be elastic or rigid.
  • the material of the first tube body 111 and the material of the second tube body 112 can be the same or different.
  • both the first tube body 111 and the second tube body 112 can be made of elastic rubber, and when the first tube body 111 is rigid, the first tube body 111 can be made of plastic.
  • the wall thickness of the second pipe body 112 is smaller than the wall thickness of the first pipe body 111, that is, along the direction perpendicular to the central axis 110, the inner annular surface of the second pipe body 112 and the second The distance between the outer annular surfaces of the pipe body 112 is less than the distance between the inner annular surface of the first pipe body 111 and the outer annular surface of the first pipe body 111, wherein the inner annular surface refers to the first pipe body 111 (or the second The surface of the second pipe body 112) near the central axis 110, and the outer annular surface refers to the surface of the first pipe body 111 (or the second pipe body 112) away from the central axis 110.
  • the cap body 12 is a part of the ear cap 10 configured to engage with the user's ear canal structure.
  • the cap body 12 can be made of a hard material or a flexible material.
  • the The hard material can be plastic, and when the cap body 12 is made of flexible material, the flexible material can be elastic rubber.
  • the cap body 12 is connected to the end of the second tube body 112 away from the first tube body 111.
  • the cap body 12 and the second tube body 112 can be integrally formed by injection molding, and the cap body 12 and the second tube body 112 can also be formed by using Glue bonding and fixing form a one-piece structure.
  • the cap body 12 at least surrounds the outer side of the second tube body 112 , for example, the cap body 12 may be an umbrella-shaped structure, and the cap body 12 extends backward from an end of the second tube body 112 away from the first tube body 111 .
  • the section of the second pipe body 112 passing through the plane where the central axis 110 is located has an inner edge line 1121 close to the central axis 110, and the inner edge line 1121 has a first end point 1121a and a second end point 1121b.
  • the first connecting line 1121c between the first end point 1121a and the second end point 1121b is inclined compared with the central axis 110 .
  • the first end point 1121a and the second end point 1121b are any two points on the inner edge line 1121.
  • the end point 1121b corresponds to the end point of the inner edge line 1121 close to the first tube body 111, so the first connection line 1121c can be understood as the connection between the two ends of the inner edge line 1121; of course, the first The end point 1121a can also be a certain point on the inner edge line 1121 adjacent to the cap body 12, and the second end point 1121b can also be a certain point on the inner edge line 1121 adjacent to the first tube body 111, so the first Corresponding to the connection line 1121c, it can also be understood as a connection line between the two ends of the inner edge line 1121 and two points far away from each other.
  • first end point 1121a and the second end point 1121b are any two points on the inner edge line 1121, and the connection line between the first end point 1121a and the second end point 1121b (that is, the first connection line 1121c) It is inclined relative to the central axis 110 , that is to say, the inner edge line 1121 is inclined relative to the central axis 110 as a whole.
  • the section of the second pipe body 112 passing the plane where the central axis 110 is located has an outer edge line 1122 away from the central axis 110, the outer edge line 1122 has a third end point 1122a and a fourth end point 1122b, between the third end point 1122a and the fourth end point 1122b
  • the second connecting line 1122c of is inclined compared with the central axis 110 .
  • the third end point 1122a and the fourth end point 1122b are any two points on the outer edge line 1122, for example, the third end point 1122a can be the end point of the outer edge line 1122 away from the first pipe body 111 side, and the fourth end point 1122b The corresponding one can be the end point of the outer edge line 1122 close to the first tube body 111 side, so the second connection line 1122c can be understood as the connection line between the two ends of the outer edge line 1122; of course, the third end point 1122a It can also be a certain point on the outer edge line 1122 adjacent to the cap body 12, and the fourth end point 1122b can also be a certain point on the outer edge line 1122 adjacent to the first tube body 111, so the second connecting line 1122c Correspondingly, it can also be understood as a connecting line between two ends of the outer edge line 1122 and two points far away from each other.
  • the third end point 1122a and the fourth end point 1122b are any two points on the outer edge line 1122, and the connection line between the third end point 1122a and the fourth end point 1122b (that is, the second connection line 1122c) is compared It is inclined to the central axis 110 , that is to say, the outer edge line 1122 is inclined relative to the central axis 110 as a whole.
  • the inner edge line 1121 is compared with the central axis 110 It can be gradually inclined towards the direction away from the central axis 110, or gradually inclined towards the direction close to the central axis 110, and the inclination angles of the sub-lines on the inner edge line 1121 compared with the central axis 110 can be the same or different, for further
  • the second tube body 112 can produce good stretchability under the action of external force, so it is further designed that the inner edge line 1121 includes at least one first sub-edge line 11211, and the first sub-edge line 11211 includes the first line segment 11211a and the connecting second line A second line segment 11211b at one end of one line segment 11211a.
  • the inclination direction of the first line segment 11211a and the second line segment 11211b compared to the central axis 110 there may be, but
  • the distance between at least part of the first line segment 11211a and the central axis 110 gradually increases, and at least part of the second line segment 11211b
  • the distance from the central axis 110 decreases gradually, that is, the inclination direction of the first line segment 11211a relative to the central axis 110 is opposite to the inclination direction of the second line segment 11211b relative to the central axis 110 .
  • "at least part of” should be understood as any sub-line segment included in the non-closed interval of the first line segment 11211a.
  • the first line segment 11211a may be a semicircle segment, the semicircle segment is located on the side of the first connecting line 1121c away from the central axis 110, and the semicircle segment includes a quarter of the distance away from the first pipe body 111.
  • the second line segment 11211b can also be a semicircle segment, which is located on the side of the first connecting line 1121c close to the central axis 110, and the semicircle segment includes a quarter circle away from the first pipe body 111
  • the arc segment and the quarter arc segment close to the first pipe body 111 wherein, along the direction perpendicular to the central axis 110, between the quarter arc segment away from the first pipe body 111 and the central axis 110 The distance gradually decreases, and the distance between the quarter-arc line segment close to the first pipe body 111 and the central axis 110 gradually increases.
  • the distance between at least part of the first line segment 11211a and the central axis 110 gradually increases, and at least part of the second line segment 11211b
  • the distance from the central axis 110 gradually increases, that is, the inclination direction of the first line segment 11211 a relative to the central axis 110 is the same as the inclination direction of the second line segment 11211 b relative to the central axis 110 .
  • the inclination direction of the first line segment 11211 a relative to the central axis 110 is the same as the inclination direction of the second line segment 11211 b relative to the central axis 110 .
  • the first line segment 11211a may be a one-sixth arc line segment, and the one-sixth arc line segment is located on the side of the first connecting line 1121c away from the central axis 110, And along a direction perpendicular to the central axis 110 , the distance between the one-sixth arc segment and the central axis 110 gradually increases.
  • the second line segment 11211b may be a sixth arc segment, which is located on the side of the first connecting line 1121c close to the central axis 110, and along a direction perpendicular to the central axis 110, the sixth segment The distance between one arc segment and the central axis 110 gradually increases.
  • the distance between at least part of the first line segment 11211a and the central axis 110 gradually decreases, and at least part of the second line segment 11211b
  • the distance from the central axis 110 gradually decreases, that is, the inclination direction of the first line segment 11211a relative to the central axis 110 is the same as the inclination direction of the second line segment 11211b relative to the central axis 110 .
  • the inclination direction of the first line segment 11211a relative to the central axis 110 is the same as the inclination direction of the second line segment 11211b relative to the central axis 110 .
  • the first line segment 11211a may be a one-sixth arc line segment, and the one-sixth arc line segment is located on the side of the first connecting line 1121c close to the central axis 110, And along a direction perpendicular to the central axis 110 , the distance between the one-sixth arc segment and the central axis 110 gradually decreases.
  • the second line segment 11211b may be a sixth arc segment, which is located on the side of the first connecting line 1121c close to the central axis 110, and along a direction perpendicular to the central axis 110, the sixth segment The distance between one arc segment and the central axis 110 gradually decreases.
  • the inclination angle of the first line segment 11211a relative to the central axis 110 and the inclination angle of the second line segment 11211b relative to the central axis 110 may be the same or different.
  • the line type of the first line segment 11211a can be a straight line or a curve
  • the line type of the second line segment 11211b can be a straight line or a curve
  • the curve can be a parabola.
  • the processing of the second pipe body 112 is difficult, so it is further designed that the first line segment 11211a is one of a straight line segment or an arc line segment, and/or the second line segment 11211b is one of a straight line segment or an arc line segment.
  • the line type combinations of the first line segment 11211a and the second line segment 11211b may be, but not limited to, the following possible implementations.
  • the first line segment 11211a is a straight line segment
  • the second line segment 11211b is a straight line segment.
  • the inclination angle of the first line segment 11211a relative to the central axis 110 ie, the first slope
  • the inclination angle of the second line segment 11211b relative to the central axis 110 may be the same or different. .
  • the first line segment 11211a is a straight line segment
  • the second line segment 11211b is an arc line segment.
  • the first line segment 11211a is an arc segment
  • the second line segment 11211b is a straight line segment
  • the first line segment 11211a is an arc segment
  • the second line segment 11211b is an arc segment. It can be understood that the arc radius of the first line segment 11211a and the arc radius of the second line segment 11211b may be the same or different.
  • the outer edge line 1122 is compared with the central axis 110 It can be gradually inclined towards the direction away from the central axis 110, or gradually inclined towards the direction close to the central axis 110, and the inclination angles of the sub-lines on the outer edge line 1122 compared with the central axis 110 can be the same or different.
  • the second pipe body 112 can produce good stretchability under the action of external force, so it is further designed that the outer edge line 1122 includes at least one second sub-edge line 11221, and the second sub-edge line 11221 includes a third line segment 11221a and connects the third A fourth line segment 11221b at one end of line segment 11221a.
  • the inclination directions of the third line segment 11221a and the fourth line segment 11221b compared to the central axis 110 there are several possible implementations, but not limited to, as follows.
  • the distance between at least part of the third line segment 11221a and the central axis 110 gradually increases, and at least part of the fourth line segment 11221b and the central axis 110 gradually increase.
  • the distance between the central axes 110 decreases gradually, that is, the inclination direction of the third line segment 11221 a relative to the central axis 110 is opposite to the inclination direction of the fourth line segment 11221 b relative to the central axis 110 .
  • "at least part of” should be understood as any sub-segment included in the non-closed interval of the third line segment 11221a.
  • the third line segment 11221a may be a semicircle segment, which is located on the side of the second connecting line 1122c away from the central axis 110, and the semicircle segment includes a quarter of the distance away from the first pipe body 111.
  • the arc line segment and the quarter arc line segment close to the first pipe body 111, wherein, along the direction perpendicular to the central axis 110, the distance between the quarter arc line segment away from the first pipe body 111 and the central axis 110 The distance between the first pipe body 111 and the central axis 110 decreases gradually.
  • the fourth line segment 11221b can also be a semicircle segment, which is located on the side of the second connecting line 1122c close to the central axis 110, and the semicircle segment includes a quarter circle away from the first tube body 111
  • the arc segment and the quarter arc segment close to the first pipe body 111 wherein, along the direction perpendicular to the central axis 110, between the quarter arc segment away from the first pipe body 111 and the central axis 110 The distance gradually decreases, and the distance between the quarter-arc line segment close to the first pipe body 111 and the central axis 110 gradually increases.
  • the distance between at least part of the third line segment 11221a and the central axis 110 gradually increases, and at least part of the fourth line segment 11221b and the central axis 110 gradually increase.
  • the distance between the central axes 110 gradually increases, that is, the inclination direction of the third line segment 11221 a relative to the central axis 110 is the same as the inclination direction of the fourth line segment 11221 b relative to the central axis 110 .
  • the third line segment 11221a may be a one-sixth arc line segment, and the one-sixth arc line segment is located on the side of the second connecting line 1122c away from the central axis 110, and Along a direction perpendicular to the central axis 110 , the distance between the one-sixth arc segment and the central axis 110 gradually increases.
  • the fourth line segment 11221b may be a one-sixth arc line segment, the one-sixth arc line segment is located on the side of the second connecting line 1122c close to the central axis 110, and along the direction perpendicular to the central axis 110, the sixth line segment The distance between one arc segment and the central axis 110 gradually increases.
  • the distance between at least part of the third line segment 11221a and the central axis 110 gradually decreases, and at least part of the fourth line segment 11221b and the central axis 110 gradually decrease.
  • the distance between the central axes 110 decreases gradually, that is, the inclination direction of the third line segment 11221 a relative to the central axis 110 is the same as the inclination direction of the fourth line segment 11221 b relative to the central axis 110 .
  • the third line segment 11221a may be a one-sixth arc line segment, and the one-sixth arc line segment is located on the side of the second connecting line 1122c close to the central axis 110, and Along a direction perpendicular to the central axis 110 , the distance between the one-sixth arc segment and the central axis 110 gradually decreases.
  • the fourth line segment 11221b may be a one-sixth arc line segment, the one-sixth arc line segment is located on the side of the second connecting line 1122c close to the central axis 110, and along the direction perpendicular to the central axis 110, the sixth line segment The distance between one arc segment and the central axis 110 gradually decreases.
  • the inclination angle of the third line segment 11221a relative to the central axis 110 and the inclination angle of the fourth line segment 11221b relative to the central axis 110 may be the same or different.
  • the line type of the third line segment 11221a can be a straight line or a curve
  • the line type of the fourth line segment 11221b can be a straight line or a curve
  • the curve can be a parabola.
  • the processing of the second pipe body 112 is difficult, so it is further designed that the third line segment 11221a is one of a straight line segment or an arc line segment, and/or the fourth line segment 11221b is one of a straight line segment or an arc line segment.
  • the line type combinations of the third line segment 11221a and the fourth line segment 11221b may be, but not limited to, the following possible implementations.
  • the third line segment 11221a is a straight line segment
  • the fourth line segment 11221b is a straight line segment. It can be understood that the inclination angle of the third line segment 11221a relative to the central axis 110 (ie the third slope) and the inclination angle of the fourth line segment 11221b relative to the central axis 110 (ie the fourth slope) may be the same or different.
  • the third line segment 11221a is a straight line segment
  • the fourth line segment 11221b is an arc line segment.
  • the third line segment 11221a is an arc segment
  • the fourth line segment 11221b is a straight line segment
  • the third line segment 11221a is an arc segment
  • the fourth line segment 11221b is an arc segment. It can be understood that the arc radius of the third line segment 11221a and the arc radius of the fourth line segment 11221b may be the same or different.
  • the wall thickness of the second tube body 112 also determines the flexibility of the second tube body 112 to a certain extent, for example, the smaller the wall thickness of the second tube body 112 , the better the stretchability of the second tube body 112 is.
  • the wall thickness of the second tube body 112 is a , and a satisfies the conditional formula: 0.3 mm ⁇ a ⁇ 0.4 mm, wherein the wall thickness of the second tube body 112 should be understood as a cross-section perpendicular to the plane where the central axis 110 is located, the inner ring line of the second tube body 112 and the first The outer circular line of the two pipe bodies 112 is along a distance perpendicular to the central axis 110 .
  • the value of the wall thickness a of the second tube body 112 may be 0.3 mm, 0.35 mm or 0.4 mm, etc.
  • the second tube body 112 has good structural strength while having good stretchability, thereby reducing the second tube body 112 caused by the second tube body 112 after multiple external forces.
  • the possibility of 112 rupture when a ⁇ 0.3 mm, the second tube body 112 has good stretchability but the structural strength of the second tube body 112 is not good; when a ⁇ 0.4 mm, the second tube body 112 has good structural strength but The stretchability of the second tube body 112 is poor.
  • the first tube body 111 can be made of a hard material (such as plastic), In order to reduce the processing difficulty of the sleeve pipe 11 as a whole, it is further designed that the first pipe body 111 has elasticity, and the ear cap 10 also includes a clamping part 13 partially embedded in the first tube body 111, and the clamping part 13 is set as Fit with the sound guide tube.
  • the first pipe body 111 can be molded integrally with the second pipe body 112 by injection molding.
  • the clamping piece 13 is equivalent to a reinforcing rib embedded in the first pipe body 111.
  • the structural strength of the first tube body 111 is to effectively reduce the possibility of the first tube body 111 becoming loose with the sound guide tube of the earphone body due to deformation under the action of an external force.
  • the sound guide tube of the main body is also made of hard material, so when the clamping part 13 is clamped with the sound guide tube of the earphone main body, it will make a sound, so that the user can judge whether the ear cap 10 and the earphone main body are installed in place according to the sound.
  • the clamping piece 13 may include a wedge block and a spring
  • the first A tube body 111 has a mounting groove on the inner annular surface
  • one end of the spring is fixedly connected to the wedge-shaped block
  • the other end of the spring is fixedly connected to the bottom wall of the mounting groove
  • the sound guide tube of the earphone main body is provided with a groove for snap-fitting with the wedge-shaped block.
  • the outer wall of the sound guide tube presses the guide surface of the wedge-shaped block, so that the wedge-shaped block presses the spring and moves toward the bottom of the installation groove until the first tube
  • the wedge-shaped block moves away from the bottom of the mounting groove under the action of the spring to engage with the clamping groove, thereby realizing the ear cap 10 connection with the headphone body.
  • a groove 1111 is opened on the inner ring wall of the first tube body 111, and the sound guide tube includes a matching part, snap-fit
  • the piece 13 includes a first main body portion 131 and an engaging portion 132, the first main body portion 131 is embedded in the groove 1111, and the engaging portion 132 is disposed on the side of the first main body portion 131 away from the groove bottom wall of the groove 1111, And it is set to snap fit with the matching portion.
  • the sound guide tube also includes a second main body portion, the matching portion is arranged on the second main body portion, and the matching portion includes openings on the second main body portion.
  • the locking slot on the main body, the engaging portion 132 includes a locking block 1321 disposed on the first main body 131 , and the locking block 1321 is engaged with the locking slot.
  • the specific structure of the locking block 1321 and the locking slot is not limited, as long as the locking block 1321 and the locking slot match in shape and size.
  • the installation and disassembly of the first tube body 111 and the sound guide tube of the earphone main body are realized through the clamping fit of the clamping block 1321 and the clamping slot between the mating part and the engaging part 132, further reducing the ear cap.
  • the difficulty of installation and disassembly between 10 and the earphone main body is realized through the clamping fit of the clamping block 1321 and the clamping slot between the mating part and the engaging part 132, further reducing the ear cap.
  • the first body part 131 includes a first part 1311 and at least two second parts 1312, the first part 1311 is annular, and the second part 1312 is arranged at intervals along the circumference of the first part 1311, and is away from the first part 1311 from the second tube.
  • One side of the body 112 is connected, and the locking block 1321 is disposed on the second part 1312 .
  • the first tube body 111 , the first part 1311 , the second part 1312 and the block 1321 can be integrally formed by injection molding.
  • the contact area between the first main body 131 and the first pipe body 111 is increased, thereby strengthening the connection between the clip 13 and the first pipe.
  • the connection stability between the pipe bodies 111 on the other hand, the ring-shaped first part 1311 enhances the structural strength of the first pipe body 111 along the circumferential direction of the first pipe body 111, by designing at least two second parts arranged at intervals 1312, the second part 1312 further increases the contact area between the first body part 131 and the first tube body 111, thereby further enhancing the connection stability between the clamping member 13 and the first tube body 111.
  • the block 1321 is designed on the second part 1312, the second main body presses the block 1321, and the block 1321 is pressed against the second part 1312 to be easily deformed, so that it is easier to realize the locking between the block 1321 and the slot catch.
  • connection stability between the main bodies is further designed, the number of the second part 1312 is two, and the two second parts 1312 are arranged symmetrically with respect to the central axis 110 .
  • the two second parts 1312 are designed to be symmetrically arranged with respect to the central axis 110 of the socket tube 11, so that after the clamping part 13 and the sound guide tube are clamped, the force on the two is even, thereby further improving the ear cap 10.
  • Connection stability with the headphone body is further designed, the number of the second part 1312 is two, and the two second parts 1312 are arranged symmetrically with respect to the central axis 110 of the socket tube 11, so that after the clamping part 13 and the sound guide tube are clamped, the force on the two is even, thereby further improving the ear cap 10.
  • the ear cap 10 also includes a protruding structure, and the protruding structure is arranged on the second tube.
  • the inner ring wall of the body 112 is located on the side of the second tube body 112 away from the first tube body 111 .
  • the protruding structure can be integrally formed with the second tube body 112, and the protruding structure includes a flange extending from the inner wall surface of the second tube body 112 toward the defense line of the central axis 110, and the flange can be formed around the second tube body 112.
  • the annular flange disposed in the circumferential direction of the inner annular wall surface of the body 112 may also be a plurality of point-shaped flanges distributed at intervals along the circumferential direction of the inner annular wall surface of the second pipe body 112 .
  • the raised structure can effectively block impurities attached to the user's ear canal structure through the end of the second tube body 112 close to the sound outlet. It enters the sound guide tube of the main body of the earphone, thereby effectively prolonging the service life of the earphone.
  • the second aspect of the present application proposes an earphone, which includes an earphone main body and the above-mentioned ear cap 10 , the earphone main body includes a sound guide tube, and the ear cap 10 is connected to the sound guide tube.
  • the earphone with the above-mentioned ear cap 10 can adjust the length of the ear cap 10 according to the structure of the ear canal of different users, so as to effectively improve the wearing comfort of the earphone.

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Headphones And Earphones (AREA)

Abstract

L'invention concerne un capuchon d'écouteur et un écouteur. Le capuchon d'écouteur comprend un tube de manchon et un corps de capuchon, le tube de manchon ayant un axe central et étant configuré pour être relié à un tube de guidage de son ; le tube de manchon comprend un premier corps de tube et un second corps de tube, le second corps de tube étant élastique, et dans une direction perpendiculaire à l'axe central, l'épaisseur d'une paroi du second corps de tube étant inférieure à l'épaisseur d'une paroi du premier corps de tube ; le corps de capuchon est relié à une extrémité du second corps de tube à l'opposé du premier corps de tube, et le corps de capuchon entoure au moins un côté externe du second corps de tube ; une section transversale du second corps de tube passant à travers un plan où l'axe central est situé a une ligne de bord interne proche de l'axe central, la ligne de bord interne ayant un premier point d'extrémité et un second point d'extrémité, et une première ligne de liaison entre le premier point d'extrémité et le second point d'extrémité étant inclinée par rapport à l'axe central ; et/ou une section transversale du second corps de tube passant à travers le plan où l'axe central est situé a une ligne de bord externe à l'opposé de l'axe central, la ligne de bord extérieur ayant un troisième point d'extrémité et un quatrième point d'extrémité, et une deuxième ligne de liaison entre le troisième point d'extrémité et le quatrième point d'extrémité étant inclinée par rapport à l'axe central.
PCT/CN2022/109043 2021-09-30 2022-07-29 Capuchon d'écouteur et écouteur WO2023051008A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202122403818.6U CN216414549U (zh) 2021-09-30 2021-09-30 耳帽及耳机
CN202122403818.6 2021-09-30

Publications (1)

Publication Number Publication Date
WO2023051008A1 true WO2023051008A1 (fr) 2023-04-06

Family

ID=81295933

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2022/109043 WO2023051008A1 (fr) 2021-09-30 2022-07-29 Capuchon d'écouteur et écouteur

Country Status (2)

Country Link
CN (1) CN216414549U (fr)
WO (1) WO2023051008A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN216414549U (zh) * 2021-09-30 2022-04-29 安克创新科技股份有限公司 耳帽及耳机

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6513621B1 (en) * 2000-06-13 2003-02-04 Doctors Research Group Method of producing and making use of ear tips having a filled airtight chamber
CN102917291A (zh) * 2011-08-05 2013-02-06 譁懋国际有限公司 耳机的耳塞垫体改良结构
CN207283763U (zh) * 2017-09-12 2018-04-27 珠海声浪科技有限公司 弯头自适应耳塞及自适应耳机
CN207304845U (zh) * 2017-09-12 2018-05-01 珠海声浪科技有限公司 间隙弧片自适应耳塞及自适应耳机
CN213990984U (zh) * 2020-12-29 2021-08-17 Oppo广东移动通信有限公司 耳帽及耳机
CN216414549U (zh) * 2021-09-30 2022-04-29 安克创新科技股份有限公司 耳帽及耳机

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6513621B1 (en) * 2000-06-13 2003-02-04 Doctors Research Group Method of producing and making use of ear tips having a filled airtight chamber
CN102917291A (zh) * 2011-08-05 2013-02-06 譁懋国际有限公司 耳机的耳塞垫体改良结构
CN207283763U (zh) * 2017-09-12 2018-04-27 珠海声浪科技有限公司 弯头自适应耳塞及自适应耳机
CN207304845U (zh) * 2017-09-12 2018-05-01 珠海声浪科技有限公司 间隙弧片自适应耳塞及自适应耳机
CN213990984U (zh) * 2020-12-29 2021-08-17 Oppo广东移动通信有限公司 耳帽及耳机
CN216414549U (zh) * 2021-09-30 2022-04-29 安克创新科技股份有限公司 耳帽及耳机

Also Published As

Publication number Publication date
CN216414549U (zh) 2022-04-29

Similar Documents

Publication Publication Date Title
US7965855B1 (en) Conformable ear tip with spout
EP3082347B1 (fr) Écouteurs intra-auriculaires avec éléments de retenue
WO2023051008A1 (fr) Capuchon d'écouteur et écouteur
US8194910B2 (en) Headphones
US9788099B2 (en) Ear tip with stabilizer
US8374375B2 (en) Earphone device with bi-stable conchal wall stabilizer
US8116501B2 (en) Headset
US9774963B1 (en) Ear-wing
US20150281819A1 (en) Earpieces having flexible flaps
CN101513081A (zh) 骨传导扬声器
KR200204510Y1 (ko) 이어폰 커버
US20080178435A1 (en) Personal audio listening device
JP6522775B2 (ja) パーソナル音響システム及びその可撓性イヤーピースマウント
CN112272345A (zh) 耳机
US11924602B2 (en) Sound output device and attachment aid member
JP5550289B2 (ja) カナル型イヤホン
KR102260760B1 (ko) 유동성 탄성 구조를 구비한 이어팁
KR101653753B1 (ko) 헤드셋
CN211184207U (zh) 蓝牙耳机
CN220043620U (zh) 一种耳机
WO2016000340A1 (fr) Bouchon d'oreille de type suspensif intégré
US11146879B2 (en) Ear cap and earphone
US20120314887A1 (en) Vibration unit of speaker
CN220043629U (zh) 耳帽和耳机
CN217957272U (zh) 一种新型分段式耳翼耳机组件

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 22874404

Country of ref document: EP

Kind code of ref document: A1