CN112887886B - Sound guide tube connecting device and hearing aid with same - Google Patents

Sound guide tube connecting device and hearing aid with same Download PDF

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Publication number
CN112887886B
CN112887886B CN202110117435.4A CN202110117435A CN112887886B CN 112887886 B CN112887886 B CN 112887886B CN 202110117435 A CN202110117435 A CN 202110117435A CN 112887886 B CN112887886 B CN 112887886B
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China
Prior art keywords
wall
guide tube
block
sound guide
groove
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CN202110117435.4A
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CN112887886A (en
Inventor
邹德峰
邓新苗
朱香超
丁颖杰
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Hefei Zhongbin Precision Machinery Co ltd
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Suzhou Meiweier Medical Technology Co ltd
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Publication of CN112887886A publication Critical patent/CN112887886A/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/02—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception adapted to be supported entirely by ear

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)

Abstract

The invention discloses a sound guide tube connecting device in the technical field of hearing aids, which comprises a sound guide tube, wherein one end of the sound guide tube is fixedly connected with an eardrum head, the other end of the sound guide tube is fixedly connected with a connecting piece, the connecting piece comprises a connecting seat fixedly connected with the sound guide tube, a mounting seat is movably mounted on the outer wall of the left side of the connecting seat, a push rod is pushed downwards in the device to extend a pull rope into an inner cavity with a hole, so that a connecting block is moved out of the inner cavity of a connecting groove, the insertion block is disconnected with an insertion groove, the connecting seat is conveniently disconnected with the mounting seat, the phenomenon that a clamping mode needs to apply larger force to separate the connecting device is avoided, the phenomenon that clamping pieces are abraded due to the fact that force is applied for a long time to separate the use performance is avoided, looseness between the connecting devices is avoided, and the increase of the connecting piece is avoided.

Description

Sound guide tube connecting device and hearing aid with same
Technical Field
The invention relates to the technical field of hearing aids, in particular to a sound guide tube connecting device and a hearing aid with the same.
Background
The hearing aid is a sound amplifying device used for assisting people with hearing impairment to enable a patient to hear external sound, the existing hearing aid consists of a machine body, a sound guide tube and an eardrum head, in order to facilitate the installation, the connecting device is generally used for assembling the sound guide tube and the machine body, so that the sound guide tube and the machine body are clamped and connected through the matching of the protrusion and the groove, however, a larger force is required to be applied in the process of disconnecting the sound guide tube and the machine body, the hearing aid body is easy to be pulled, the probability of damaging the hearing aid exists, in addition, in the process of separating the sound guide tube and the machine body by applying force, the projections and the grooves are rubbed, the projections and the grooves are easily abraded, and the projections and the grooves are loosened when being clamped, therefore, the sound guide tube connecting device and the hearing aid with the same are provided.
Disclosure of Invention
The present invention is directed to a sound guide tube connecting device and a hearing aid having the same, which solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a sound conduction pipe connecting device, includes the sound conduction pipe, sound conduction pipe one end and eardrum head fixed connection, the sound conduction pipe other end and connecting piece fixed connection, the connecting piece include with sound conduction pipe fixed connection's connecting seat, connecting seat left side outer wall movable mounting has the mount pad.
Preferably, the outer wall of the right side of the mounting seat is fixedly provided with an insertion block, the vertical section of the insertion block is circular, the outer wall of the left side of the connecting seat is provided with a slot, the inserting block is inserted into the inner cavity of the slot, the outer walls of the upper side and the lower side of the inserting block are provided with mounting grooves, the inner cavity of the mounting groove is inserted with a connecting block in a sliding way, a supporting spring is fixedly arranged between the connecting block and the mounting groove, the inner walls of the upper side and the lower side of the slot are respectively provided with a connecting groove, one end of the connecting block, which is far away from the inserting block, is inserted into the inner cavity of the connecting groove, the outer walls of the two groups of connecting blocks, which are close to each other, are respectively fixedly provided with a pull rope, the outer wall of the top of the mounting seat is provided with an opening, the inner cavity of the opening is inserted with a push rod in a sliding way, the outer wall of the push rod is sleeved with a return spring, and two ends of the reset spring are respectively fixedly connected with the outer wall of the push rod and the inner wall of the opening, and the left ends of the two groups of pull ropes extend into the inner cavity of the opening and are fixedly connected with the outer wall of the right side of the push rod.
Preferably, the outer wall of the bottom of the mounting seat is fixedly provided with an elastic cushion, and the outer wall of the top of the elastic cushion is attached to the outer wall of the bottom of the connecting seat.
Preferably, the reservoir has been seted up to the cushion inner chamber, the installing port has been seted up to reservoir bottom inner wall, and installing port inner chamber fixed mounting has the conducting strip, through-hole and trompil intercommunication are passed through at reservoir inner chamber top, push rod bottom outer wall fixed mounting has expanding spring, expanding spring bottom fixed mounting has the movable plate, movable plate top outer wall fixed mounting has the extrusion piece, and the interval from the top down between the extrusion piece left and right sides outer wall increases gradually, fluting has been seted up to push rod bottom outer wall, and extrudees a top spout and inserts in the grooved inner chamber, push rod bottom outer wall slidable mounting has the stopper, stopper right side outer wall and extrusion piece left side outer wall sliding connection, the spacing groove has been seted up to trompil left side inner wall, and stopper and spacing groove are in same water flat line.
Preferably, two sets of the mounting groove has all been seted up to the one side outer wall that the connecting block was kept away from each other, the sliding plug-in connection of mounting groove inner chamber has the briquetting, fixed mounting has coupling spring between briquetting and the mounting groove, interval between the briquetting left and right sides outer wall increases gradually from inside to outside, the mounting hole has been seted up to mounting groove left side inner wall, and the sliding plug-in connection of mounting hole inner chamber has the ejector pad, and ejector pad left side outer wall and spread groove inner wall laminate mutually, and ejector pad right side outer wall and briquetting left side outer wall sliding connection.
Preferably, the outer wall of one side of the pressing block, which is far away from the connecting spring, is fixedly provided with an elastic block, and the outer wall of one side of the elastic block, which is far away from the pressing block, is attached to the inner wall of the connecting groove.
Preferably, the outer wall of the left side of the mounting seat is provided with a hearing aid body, the outer wall of the right side of the hearing aid body is fixedly provided with a threaded pipe, the outer wall of the left side of the mounting seat is provided with a threaded hole, and the threaded pipe is screwed in an inner cavity of the threaded hole.
Compared with the prior art, the invention has the beneficial effects that:
1. the push rod is pushed downwards in the device, so that the pull rope extends into the inner cavity with the hole, the connecting block is moved out of the inner cavity of the connecting groove, the connecting of the inserting block and the slot is disconnected, the connecting of the connecting seat and the mounting seat is conveniently disconnected, the phenomenon that a clamping mode needs to apply larger force to separate the connecting device is avoided, the clamping piece is prevented from being abraded due to long-term force application separation, looseness between the connecting devices is avoided, and the service performance of the connecting piece is improved;
2. when the connecting block is inserted into the inner cavity of the connecting groove, the pressing block is pushed into the inner cavity of the mounting groove, the pushing block is pushed leftwards, the connecting seat is pushed leftwards by the pushing block, a gap cannot be generated between the connecting seat and the mounting seat, and the using performance of the connecting piece is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of a connector according to the present invention;
FIG. 3 is an enlarged view of the structure at A of the present invention;
FIG. 4 is an enlarged view of the structure at B of the present invention.
In the figure: 1. a hearing aid body; 2. a connecting member; 21. a mounting seat; 22. a connecting seat; 23. inserting a block; 24. a slot; 25. connecting blocks; 251. a placing groove; 252. briquetting; 253. a push block; 26. connecting grooves; 27. mounting grooves; 28. pulling a rope; 29. a push rod; 291. opening a hole; 292. moving the plate; 293. a tension spring; 294. a limiting block; 210. an elastic pad; 211. a liquid storage tank; 212. a heat conductive sheet; 213. a support spring; 214. a threaded pipe; 3. a sound guide tube; 4. an eardrum head.
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.
The invention provides a technical scheme that: referring to fig. 1, a sound guide tube connecting device includes a sound guide tube 3;
referring to fig. 1, one end of a sound guide tube 3 is fixedly connected with an eardrum head 4, the other end of the sound guide tube 3 is fixedly connected with a connecting piece 2, the connecting piece 2 comprises a connecting seat 22 fixedly connected with the sound guide tube 3, and an installation seat 21 is movably installed on the outer wall of the left side of the connecting seat 22;
referring to fig. 1, 2 and 4, an insert block 23 is fixedly mounted on an outer wall of a right side of a mounting seat 21, a vertical cross section of the insert block 23 is circular, a slot 24 is formed in an outer wall of a left side of a connecting seat 22, the insert block 23 is inserted into an inner cavity of the slot 24, mounting grooves 27 are formed in outer walls of upper and lower sides of the insert block 23, connecting blocks 25 are slidably inserted into inner cavities of the mounting grooves 27, cross sections of the connecting blocks 25 and the connecting grooves 26 are rectangular, a supporting spring 213 is fixedly mounted between the connecting blocks 25 and the mounting grooves 27, connecting grooves 26 are formed in inner walls of upper and lower sides of the slot 24, one end of each connecting block 25 far away from the insert block 23 is inserted into an inner cavity of the connecting groove 26, a pull rope 28 is fixedly mounted on an outer wall of one side of each two groups of connecting blocks 25 close to each other, an opening 291 is formed in an outer wall of a top of the mounting seat 21, an inner cavity of the opening 291 is slidably inserted into a push rod 29, a return spring is sleeved on an outer wall of the push rod 29, and two ends of the return spring are respectively connected with outer wall of the push rod 29, The inner wall of the opening 291 is fixedly connected, the left ends of the two groups of pull ropes 28 extend into the inner cavity of the opening 291 and are fixedly connected with the outer wall of the right side of the push rod 29, the push rod 29 is pushed downwards, the pull ropes 28 extend into the inner cavity of the opening 291, the connecting block 25 moves into the inner cavity of the mounting groove 27, the connecting block 25 moves out of the inner cavity of the connecting groove 26, the inserting block 23 is disconnected with the slot 24, the connecting seat 22 and the mounting seat 21 are conveniently disconnected, the phenomenon that a clamping mode needs to apply a large force to separate a connecting device is avoided, abrasion of a clamping piece due to long-term force application separation is also avoided, looseness between the connecting devices is avoided, and the service performance of the connecting piece 2 is increased;
referring to fig. 1 and 2, an elastic pad 210 is fixedly mounted on the outer wall of the bottom of the mounting seat 21, the outer wall of the top of the elastic pad 210 is attached to the outer wall of the bottom of the connecting seat 22, and the elastic pad 210 is made of rubber, so as to prevent the connecting piece 2 from directly contacting with the ear of a person;
referring to fig. 2 and 4, a liquid storage tank 211 is formed in an inner cavity of an elastic cushion 210, mercury is filled in the inner cavity of the liquid storage tank 211, the liquid storage tank 211 can prevent mercury corrosion after being processed, an installation opening is formed in an inner wall of the bottom of the liquid storage tank 211, a heat conducting sheet 212 is fixedly installed in the inner cavity of the installation opening, the heat conducting sheet 212 is made of metal copper, the top of the inner cavity of the liquid storage tank 211 is communicated with an opening 291 through a through hole, an expansion spring 293 is fixedly installed on an outer wall of the bottom of a push rod 29, a moving plate 292 is fixedly installed at the bottom end of the expansion spring 293, an extrusion block is fixedly installed on an outer wall of the top of the moving plate 292, the distance between outer walls on the left side and the right side of the extrusion block is gradually increased from top to bottom, a groove is formed in the outer wall of the bottom of the push rod 29, a limit block 294 is slidably installed on the outer wall of the bottom of the push rod 29, a limit groove is formed in the inner wall on the left side of the extrusion block 294, when the hearing aid is worn on the ear of a user for use, the heat is dissipated at the ear, the heat is transferred to mercury through the heat conducting sheet 212, the mercury is heated to expand, the moving plate 292 is pushed upwards, the extrusion block drives the limiting block 294 to move outwards and is inserted into the inner cavity of the limiting groove, the push rod 29 is limited, the push rod 29 cannot move downwards, the connection between the mounting seat 21 and the connecting seat 22 is more stable, the connecting piece 2 cannot be automatically loosened when the hearing aid is used, and the use performance of the connecting piece 2 is improved;
referring to fig. 2 and 3, the outer walls of the two sets of connecting blocks 25 at the sides away from each other are respectively provided with a mounting groove 251, a pressing block 252 is inserted into the inner cavity of the mounting groove 251 in a sliding manner, a connecting spring is fixedly installed between the pressing block 252 and the mounting groove 251, the distance between the outer walls at the left and right sides of the pressing block 252 is gradually increased from inside to outside, the left side wall of the pressing block 252 is an inclined surface, the inner wall at the left side of the mounting groove 251 is provided with a mounting hole, and the inner cavity of the mounting hole is inserted with a push block 253 in a sliding way, the outer wall of the left side of the push block 253 is jointed with the inner wall of the connecting groove 26, the outer wall of the right side of the push block 253 is connected with the outer wall of the left side of the pressing block 252 in a sliding way, when the connecting block 25 is inserted into the inner cavity of the connecting groove 26, the pressing block 252 is pushed into the inner cavity of the placing groove 251, the pushing block 253 is pushed leftwards, the pushing block 253 pushes the connecting seat 22 leftwards, no gap is generated between the connecting seat 22 and the mounting seat 21, and the use performance of the connecting piece 2 is increased;
referring to fig. 3, an elastic block is fixedly installed on an outer wall of one side of the pressing block 252 away from the connecting spring, the elastic block is made of rubber and can be compressed, when the pushing block 253 cannot slide leftwards through the compression of the elastic block, the pressing block 252 and the elastic block can normally enter an inner cavity of the mounting groove 251 to ensure that the device normally completes work, and an outer wall of one side of the elastic block away from the pressing block 252 is attached to an inner wall of the connecting groove 26;
referring to fig. 1 and 2, in a hearing aid of a sound conduction tube connection device, a hearing aid body 1 is arranged on the outer wall of the left side of a mounting seat 21, a threaded tube 214 is fixedly mounted on the outer wall of the right side of the hearing aid body 1, a threaded hole is formed in the outer wall of the left side of the mounting seat 21, the threaded tube 214 is screwed in an inner cavity of the threaded hole, the mounting seat 21 is rotated, the threaded tube 214 is moved out of the inner cavity of the threaded hole, and the hearing aid body 1 and a connection piece 2 are conveniently detached.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A sound guide tube connecting device, comprising a sound guide tube (3), characterized in that: one end of the sound guide tube (3) is fixedly connected with the eardrum head (4), the other end of the sound guide tube (3) is fixedly connected with the connecting piece (2), the connecting piece (2) comprises a connecting seat (22) fixedly connected with the sound guide tube (3), and the outer wall of the left side of the connecting seat (22) is movably provided with a mounting seat (21);
the outer wall of the right side of the mounting seat (21) is fixedly provided with an insert block (23), the vertical section of the insert block (23) is circular, the outer wall of the left side of the connecting seat (22) is provided with an insertion groove (24), the insert block (23) is inserted into the inner cavity of the insertion groove (24), the outer walls of the upper side and the lower side of the insert block (23) are respectively provided with a mounting groove (27), the inner cavity of the mounting groove (27) is inserted with a connecting block (25) in a sliding manner, a supporting spring (213) is fixedly arranged between the connecting block (25) and the mounting groove (27), the inner walls of the upper side and the lower side of the insertion groove (24) are respectively provided with a connecting groove (26), one end of the connecting block (25) far away from the insert block (23) is inserted into the inner cavity of the connecting groove (26), two groups of the outer walls of one side, close to each other, of the connecting block (25) are respectively and fixedly provided with a pull rope (28), the outer wall of the top of the mounting seat (21) is provided with an opening (291), the inner cavity of the opening (291) is inserted with a push rod (29) in a sliding mode, the outer wall of the push rod (29) is sleeved with a return spring, two ends of the return spring are fixedly connected with the outer wall of the push rod (29) and the inner wall of the opening (291) respectively, and the left ends of the two groups of pull ropes (28) extend into the inner cavity of the opening (291) and are fixedly connected with the outer wall of the right side of the push rod (29).
2. The sound guide tube connection device according to claim 1, wherein: the outer wall of the bottom of the mounting seat (21) is fixedly provided with an elastic pad (210), and the outer wall of the top of the elastic pad (210) is attached to the outer wall of the bottom of the connecting seat (22).
3. The sound guide tube connection device according to claim 2, wherein: the elastic cushion (210) inner chamber has been seted up reservoir (211), the installing port has been seted up to reservoir (211) bottom inner wall, and installing port inner chamber fixed mounting has heat conduction piece (212), reservoir (211) inner chamber top is through-hole and trompil (291) intercommunication, push rod (29) bottom outer wall fixed mounting has expanding spring (293), expanding spring (293) bottom fixed mounting has movable plate (292), movable plate (292) top outer wall fixed mounting has the extrusion piece, and the interval between the extrusion piece left and right sides outer wall increases from the top down gradually, push rod (29) bottom outer wall has seted up the fluting, and extrusion piece top spout inserts in the grooved inner chamber, push rod (29) bottom outer wall slidable mounting has stopper (294), stopper (294) right side outer wall and extrusion piece left side outer wall sliding connection, spacing groove has been seted up to trompil (291) left side inner wall, and the limiting block (294) and the limiting groove are positioned on the same horizontal line.
4. The sound guide tube connection device according to claim 1, wherein: mounting groove (251) have all been seted up to one side outer wall that connecting block (25) kept away from each other, sliding insertion has briquetting (252) in mounting groove (251), fixed mounting has a connecting spring between briquetting (252) and mounting groove (251), the interval between the briquetting (252) left and right sides outer wall increases gradually from inside to outside, the mounting hole has been seted up to mounting groove (251) left side inner wall, and sliding insertion has ejector pad (253) in the mounting hole inner chamber, and ejector pad (253) left side outer wall and spread groove (26) inner wall laminate mutually, and ejector pad (253) right side outer wall and briquetting (252) left side outer wall sliding connection.
5. The sound guide tube connection device according to claim 4, wherein: the outer wall of one side of the pressing block (252), which is far away from the connecting spring, is fixedly provided with an elastic block, and the outer wall of one side of the elastic block, which is far away from the pressing block (252), is attached to the inner wall of the connecting groove (26).
6. A hearing aid with a sound tube connection device according to any one of claims 1-5, wherein: the hearing aid is characterized in that a hearing aid body (1) is arranged on the outer wall of the left side of the mounting seat (21), a threaded pipe (214) is fixedly mounted on the outer wall of the right side of the hearing aid body (1), a threaded hole is formed in the outer wall of the left side of the mounting seat (21), and the threaded pipe (214) is screwed in an inner cavity of the threaded hole.
CN202110117435.4A 2021-01-28 2021-01-28 Sound guide tube connecting device and hearing aid with same Active CN112887886B (en)

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CN202110117435.4A CN112887886B (en) 2021-01-28 2021-01-28 Sound guide tube connecting device and hearing aid with same

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Application Number Priority Date Filing Date Title
CN202110117435.4A CN112887886B (en) 2021-01-28 2021-01-28 Sound guide tube connecting device and hearing aid with same

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CN112887886A CN112887886A (en) 2021-06-01
CN112887886B true CN112887886B (en) 2022-04-01

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CN205847600U (en) * 2016-06-30 2016-12-28 厦门索诺雅听力科技有限公司 A kind of sonifer of convenient dismounting
CN206100453U (en) * 2016-09-12 2017-04-12 欧仕达听力科技（厦门）有限公司 Lead pipe connection and have device's audiphone
CN206596227U (en) * 2017-02-15 2017-10-27 厦门瑞听听力科技有限公司 A kind of ear-level hearing aid
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Patentee before: Suzhou meiweier Medical Technology Co.,Ltd.

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