CN114710723A - Listening training device that english interpretation teaching was used - Google Patents
Listening training device that english interpretation teaching was used Download PDFInfo
- Publication number
- CN114710723A CN114710723A CN202210304941.9A CN202210304941A CN114710723A CN 114710723 A CN114710723 A CN 114710723A CN 202210304941 A CN202210304941 A CN 202210304941A CN 114710723 A CN114710723 A CN 114710723A
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- China
- Prior art keywords
- sliding
- fixedly connected
- wall
- sleeve
- extrusion
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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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1008—Earpieces of the supra-aural or circum-aural type
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/04—Electrically-operated educational appliances with audible presentation of the material to be studied
-
- 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
- H04R1/1058—Manufacture or assembly
Abstract
The invention discloses a hearing training device for English interpretation teaching, which comprises a clamping ring, wherein a clamping device is sleeved and connected on the clamping ring in a sliding manner, a fixed seat is fixedly connected to one side of the clamping ring, a telescopic device is fixedly connected to one side of the fixed seat, and an earmuff is fixedly connected to one end, far away from the fixed seat, of the telescopic device; the clamping device comprises a sliding sleeve, a control cavity is formed in the sliding sleeve, a sliding groove is formed in one side of the sliding sleeve, an extrusion block is connected to the inner wall of the sliding groove in a sliding mode, and a supporting spring is arranged between the inner wall of the extrusion block and the inner wall of the sliding groove. This hearing trainer that english interpretation teaching was used can avoid the uncomfortable sense that oppresses the ear production for a long time, conveniently wears for a long time to the user of the different head types of slip adaptation of accessible sliding sleeve, adaptability and comfort are better.
Description
Technical Field
The invention relates to the technical field of English teaching, in particular to a hearing training device for English interpretation teaching.
Background
The wear-type hearing training device who uses in the teaching of english interpretation at present is generally that the regulation nature is relatively poor, and the suitable crowd of different head types of inconvenient adaptation to the ear muff presss from both sides tightly to oppress the ear easily and produce uncomfortable sense on the ear.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a hearing training device for English interpretation teaching, which solves the problems that the existing head-wearing hearing training device used in the English interpretation teaching is poor in adjustability, inconvenient to adapt to applicable people with different head types, and the ear muffs are clamped on ears easily to press the ears to cause discomfort.
In order to achieve the purpose, the invention is realized by the following technical scheme: a hearing training device for English interpretation teaching comprises a clamping ring, wherein a clamping device is sleeved and slidably connected on the clamping ring, a fixed seat is fixedly connected to one side of the clamping ring, a telescopic device is fixedly connected to one side of the fixed seat, and an earmuff is fixedly connected to one end, far away from the fixed seat, of the telescopic device;
clamping device includes the sliding sleeve, the inside control cavity that has seted up of sliding sleeve, the sliding tray has been seted up to sliding sleeve one side, sliding tray inner wall sliding connection has the extrusion piece, be provided with supporting spring between extrusion piece inner wall and the sliding tray inner wall, the supporting spring both ends respectively with extrusion piece one side and sliding tray inner wall fixed connection, the extrusion piece is close to one side fixedly connected with pull rod of supporting spring, pull rod one end runs through the sliding tray and extends to inside the control cavity, the pull rod is located the inside one end fixedly connected with fixed plate of control cavity.
The clamping device is arranged, when in use, the clamping ring is clamped at the head, then the ear muffs are adjusted to proper positions, the device is fixed on the head part through the matching of the clamping ring and the clamping device, the ear cover can not press the ears, can avoid the uncomfortable feeling caused by pressing the ears for a long time, is convenient to wear for a long time, and when users with different head types use, the extrusion block can be pressed to drive the pull rod to move, the pull rod drives the fixed plate to move, so that the fixed plate is separated from one side of the clamping ring, the sliding sleeve can slide on the clamping ring, when the sliding sleeve slides to a proper position, the extrusion block is released, the extrusion block drives the pull rod and the fixed plate to reset under the elastic action of the supporting spring, can fix the sliding sleeve through the latch cooperation on fixed plate and the grip ring, the slip adaptation of accessible sliding sleeve is not the user of the head type, and adaptability and comfort are better.
Preferably, the sliding sleeve is sleeved on the clamping ring and is in sliding connection with the clamping ring, the clamping teeth are arranged on two sides of the clamping ring, and a clamping groove matched with the clamping teeth on the clamping ring is formed in one side, close to the pull rod, of the fixing plate.
Preferably, the clamping device is provided with a plurality of groups, and one side of the sliding sleeve is fixedly connected with a protective cotton pad.
Preferably, the telescopic device comprises an extrusion sleeve, sliding sleeves are communicated with two sides of the extrusion sleeve, an arc-shaped sliding rod is connected to the inner wall of the sliding sleeve in a sliding manner, a sliding piston is fixedly connected to one end, close to the sliding sleeve, of the arc-shaped sliding rod, a rotating device is fixedly connected to one end, far away from the sliding piston, of the arc-shaped sliding rod, an extrusion piston is connected to the inner wall of the extrusion sleeve in a sliding manner, a piston rod of the extrusion piston is in threaded connection with the inner wall of the extrusion sleeve, the telescopic device is arranged, the extrusion piston rotates to move in the extrusion sleeve to drive hydraulic oil in the extrusion sleeve to move, the hydraulic oil pushes the sliding piston in the sliding sleeve to move, the sliding piston drives the arc-shaped sliding rod to move, the arc-shaped sliding rod drives the earmuffs to move through the rotating device, the earmuffs can be moved to proper positions, and the positions of the earmuffs can be freely adjusted after clamping rings are clamped and fixed, the adjustability is better.
Preferably, one side of the extrusion sleeve is fixedly connected with the side face of the fixed seat, and the top of the extrusion piston extends to the outside of the extrusion sleeve and is fixedly connected with a rotating handle.
Preferably, one side of the rotating device, which is far away from the arc-shaped sliding rod, is fixedly connected with the earmuffs, and hydraulic oil is filled in the extrusion sleeve.
Preferably, the rotating device comprises a sliding seat, a sliding groove is formed in the bottom of the sliding seat, a sliding block is connected to the inner wall of the sliding groove in a sliding manner, one side of the sliding block extends to the outside of the sliding groove and is fixedly connected with a rotating seat, a rotating cavity is formed in the inner wall of the rotating seat, a rotating disc is rotatably connected to the inner wall of the rotating cavity, an arc-shaped spring piece is fixedly connected to the side face of the rotating disc, a connecting rod is fixedly connected to the bottom of the rotating disc, the rotating device is arranged, the sliding block can slide in the sliding groove to drive the rotating seat to move, the rotating seat drives the connecting rod and the earmuffs to move, the distance between the earmuffs and ears of a user can be conveniently adjusted, the earmuffs are prevented from pressing the ears closer to the ears, the proper distance can be adjusted according to the using habits of the user, the rotating cavity is further arranged, and when the earmuffs are rotated, the rotating disc is driven by the connecting rod, the rolling disc drives the arc-shaped spring piece to rotate inside the rotating cavity, when the earmuffs rotate to proper positions, the elastic force of the arc-shaped spring piece extrudes the friction ring on the inner wall of the control cavity, so that the rolling disc is fixed, the earmuffs can be fixed at a certain angle, and the angle of the earmuffs is convenient to adjust.
Preferably, the top of the sliding seat is fixedly connected with the arc-shaped sliding rod, damping pads are arranged between the inner wall of the sliding groove and the sliding block, and a plurality of groups of arc-shaped spring pieces are arranged.
Preferably, rotate cavity inner wall fixedly connected with friction circle, arc spring leaf side extend to rotate on the friction circle on the cavity inner wall and with friction circle sliding connection, the one end that the rolling disc was kept away from to the connecting rod runs through rotate the cavity and with ear muff top fixed connection, rotate cavity inner wall bottom and offer the arc slide opening with connecting rod looks adaptation.
The invention provides a hearing training device for English interpretation teaching. The method has the following beneficial effects:
(1) this hearing trainer that english oral interpretation teaching was used is provided with clamping device, during the use with the grip ring centre gripping at the head, then adjust the earmuff to suitable position can, fix the device at the head through grip ring and clamping device cooperation, the earmuff can not produce the oppression to the ear, can avoid the uncomfortable sense that oppresses the ear for a long time and produce, conveniently wears for a long time.
(2) This hearing trainer that english oral interpretation teaching was used, when the user of different head types used, the extrusion piece was pressed to the accessible, the extrusion piece drives the pull rod and removes, the pull rod drives the fixed plate and removes, make the fixed plate break away from grip ring one side, the sliding sleeve can slide on the grip ring this moment, slide when the sliding sleeve slides to suitable position, release the extrusion piece, the extrusion piece drives pull rod and fixed plate and resets under supporting spring's elastic force effect, can fix the sliding sleeve through the fixed plate with the latch cooperation that the grip ring circled, the user of the different head types of slip adaptation of accessible sliding sleeve, adaptability and comfort are better.
(3) This hearing trainer that english oral interpretation teaching was used, be provided with the telescoping device, rotate extrusion piston, extrusion piston removes in extrusion sleeve is inside, drive the inside hydraulic oil removal of extrusion sleeve, hydraulic oil promotes the inside sliding piston removal of sliding sleeve, sliding piston drives the arc slide bar and removes, the arc slide bar drives the ear muff through rotating device and removes, can remove the ear muff to suitable position, can freely adjust the position of ear muff after the centre gripping circle centre gripping is fixed, the regulation nature is better.
(4) This hearing trainer that english interpretation teaching was used, be provided with rotating device, the accessible slider slides in the spout is inside to drive and rotates the seat and remove, it drives connecting rod and earmuff removal to rotate the seat, conveniently adjust the distance between earmuff and the user's ear, avoid the earmuff to be apart from the ear oppression ear nearer, can adjust to suitable distance according to user's use custom, and set up and rotate the cavity in addition, when rotating the earmuff, the earmuff passes through the connecting rod and drives the rolling disc rotation, the rolling disc drives the arc spring leaf and rotates the inside rotation of cavity, when the earmuff rotates to suitable position, the friction circle on the elasticity extrusion control cavity inner wall of accessible arc spring leaf, thereby fix the rolling disc, can fix the earmuff at certain angle, conveniently adjust the angle of earmuff.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic view of the clamping device according to the present invention;
FIG. 4 is a schematic view of the structure of the telescopic device of the present invention;
FIG. 5 is a schematic view of a rotating device according to the present invention.
In the figure: 1. a clamping ring; 2. a clamping device; 21. a sliding sleeve; 22. a control cavity; 23. a sliding groove; 24. Extruding the block; 25. a support spring; 26. a pull rod; 27. a fixing plate; 3. a fixed seat; 4. a telescoping device; 41. extruding the sleeve; 42. a sliding sleeve; 43. an arc-shaped sliding rod; 44. a sliding piston; 45. a rotating device; 451. a sliding seat; 452. a chute; 453. a slider; 454. a rotating seat; 455. rotating the cavity; 456. Rotating the disc; 457. an arc-shaped spring piece; 458. a connecting rod; 46. a squeeze piston; 5. ear muffs.
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 first embodiment is as follows:
referring to fig. 1-3, the present invention provides a technical solution: a hearing training device for English interpretation teaching comprises a clamping ring 1, wherein a clamping device 2 is sleeved and slidably connected on the clamping ring 1, a fixed seat 3 is fixedly connected to one side of the clamping ring 1, a telescopic device 4 is fixedly connected to one side of the fixed seat 3, and an earmuff 5 is fixedly connected to one end, far away from the fixed seat 3, of the telescopic device 4;
The sliding sleeve 21 is sleeved on the clamping ring 1 and is in sliding connection with the clamping ring 1, clamping teeth are arranged on two sides of the clamping ring 1, and a clamping groove matched with the clamping teeth on the clamping ring 1 is formed in one side, close to the pull rod 26, of the fixing plate 27.
The clamping device 2 is provided with a plurality of groups, and one side of the sliding sleeve 21 is fixedly connected with a protective cotton pad.
The clamping device 2 is arranged, the clamping ring 1 is clamped on the head when the earmuff 5 is used, the earmuff 5 is adjusted to a proper position, the device is fixed on the head through the matching of the clamping ring 1 and the clamping device 2, the earmuff 5 can not press ears, discomfort caused by pressing ears for a long time can be avoided, long-time wearing is facilitated, when users with different head types use the earmuff, the extrusion block 24 can be pressed, the extrusion block 24 drives the pull rod 26 to move, the pull rod 26 drives the fixing plate 27 to move, the fixing plate 27 is separated from one side of the clamping ring 1, the sliding sleeve 21 can slide on the clamping ring 1, when the sliding sleeve 21 slides to a proper position, the extrusion block 24 is released, the extrusion block 24 drives the pull rod 26 and the fixing plate 27 to reset under the elastic action of the supporting spring 25, the sliding sleeve 21 can be fixed through the matching of the fixing plate 27 and the clamping teeth on the clamping ring 1, can be adapted to users with different head types by sliding the sliding sleeve 21, and has better adaptability and comfortable feeling.
The second embodiment:
referring to fig. 1-4, the present invention provides a technical solution based on the first embodiment: the telescopic device 4 comprises an extrusion sleeve 41, both sides of the extrusion sleeve 41 are communicated with sliding sleeves 42, the inner wall of the sliding sleeve 42 is connected with an arc-shaped sliding rod 43 in a sliding manner, one end of the arc-shaped sliding rod 43 close to the sliding sleeve 42 is fixedly connected with a sliding piston 44, one end of the arc-shaped sliding rod 43 far away from the sliding piston 44 is fixedly connected with a rotating device 45, the inner wall of the extrusion sleeve 41 is connected with an extrusion piston 46 in a sliding manner, a piston rod of the extrusion piston 46 is in threaded connection with the inner wall of the extrusion sleeve 41, one side of the extrusion sleeve 41 is fixedly connected with the side surface of the fixed seat 3, the top of the extrusion piston 46 extends to the outside of the extrusion sleeve 41 and is fixedly connected with a rotating handle, one side of the rotating device 45 far away from the arc-shaped sliding rod 43 is fixedly connected with the earmuff 5, the inside of the extrusion sleeve 41 is filled with hydraulic oil, the telescopic device 4 is arranged, the extrusion piston 46 is rotated, the extrusion piston 46 moves in the extrusion sleeve 41, drive the inside hydraulic oil removal of extrusion sleeve 41, hydraulic oil promotes the inside slip piston 44 removal of slip sleeve 42, and slip piston 44 drives arc slide bar 43 and removes, and arc slide bar 43 passes through rotating device 45 and drives ear muff 5 and remove, can remove ear muff 5 to suitable position, can be after the centre gripping of clamping ring 1 centre gripping is fixed freely adjust ear muff 5's position, and the regulation nature is better.
Example three:
referring to fig. 1-5, the present invention provides a technical solution based on the first embodiment and the second embodiment: the rotating device 45 comprises a sliding seat 451, a sliding groove 452 is formed in the bottom of the sliding seat 451, a sliding block 453 is connected to the inner wall of the sliding groove 452 in a sliding manner, one side of the sliding block 453 extends to the outside of the sliding groove 452 and is fixedly connected with a rotating seat 454, a rotating cavity 455 is formed in the inner wall of the rotating seat 454, a rotating disc 456 is connected to the inner wall of the rotating cavity 455 in a rotating manner, an arc-shaped spring piece 457 is fixedly connected to the side surface of the rotating disc 456, a connecting rod 458 is fixedly connected to the bottom of the rotating disc 456, the top of the sliding seat 451 is fixedly connected with the arc-shaped sliding rod 43, a damping pad is arranged between the inner wall of the sliding groove 452 and the sliding block 453, a plurality of groups of the arc-shaped spring pieces 457 are arranged, a friction ring is fixedly connected to the inner wall of the rotating cavity 455, the side surface of the arc-shaped spring piece 457 extends to the friction ring on the inner wall of the rotating cavity 455 and is slidably connected to the top of the ear muff 5, one end of the connecting rod 458, which is far away from the rotating disc 456, the bottom of the inner wall of the rotating cavity 455 is provided with an arc-shaped sliding hole matched with the connecting rod 458, and is provided with a rotating device 45, the slide block 453 can slide in the sliding groove 452 to drive the rotating seat 454 to move, the rotating seat 454 drives the connecting rod 458 and the ear muffs 5 to move, the distance between the ear muffs 5 and the ears of a user can be conveniently adjusted, the ear muffs 5 are prevented from being closer to the ears to press the ears, the distance can be adjusted to be a proper distance according to the use habits of the user, and a rotating cavity 455 is provided, when the ear muffs 5 are rotated, the ear muffs 5 drive the rotating disc 456 to rotate through the connecting rod 458, the rotating disc 456 drives the arc-shaped spring piece 457 to rotate in the rotating cavity 455, when the ear muffs 5 are rotated to a proper position, the friction ring on the inner wall of the control cavity 455 can be pressed by the elastic force of the arc-shaped spring pieces 457, thereby fix the rolling disc 456, can fix the ear muff 5 at certain angle, conveniently adjust the angle of ear muff 5.
It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by one of ordinary skill in the art and related arts based on the embodiments of the present invention without any creative effort, shall fall within the protection scope of the present invention. Structures, devices, and methods of operation not specifically described or illustrated herein are generally practiced in the art without specific recitation or limitation.
Claims (9)
1. The utility model provides a hearing training device that english interpretation teaching was used, includes clamping ring (1), its characterized in that: the clamping ring (1) is sleeved and connected with a clamping device (2) in a sliding mode, one side of the clamping ring (1) is fixedly connected with a fixed seat (3), one side of the fixed seat (3) is fixedly connected with a telescopic device (4), and one end, far away from the fixed seat (3), of the telescopic device (4) is fixedly connected with an earmuff (5);
clamping device (2) include sliding sleeve (21), control cavity (22) have been seted up to sliding sleeve (21) inside, sliding tray (23) have been seted up to sliding sleeve (21) one side, sliding tray (23) inner wall sliding connection has extrusion piece (24), be provided with supporting spring (25) between extrusion piece (24) inner wall and sliding tray (23) inner wall, supporting spring (25) both ends respectively with extrusion piece (24) one side and sliding tray (23) inner wall fixed connection, one side fixedly connected with pull rod (26) that extrusion piece (24) are close to supporting spring (25), pull rod (26) one end runs through sliding tray (23) and extends to inside control cavity (22), pull rod (26) are located inside one end fixedly connected with fixed plate (27) of control cavity (22).
2. A hearing training device for english interpretation teaching according to claim 1, wherein: the clamping ring is characterized in that the sliding sleeve (21) is sleeved on the clamping ring (1) and is in sliding connection with the clamping ring (1), clamping teeth are arranged on two sides of the clamping ring (1), and a clamping groove matched with the clamping teeth on the clamping ring (1) is formed in one side, close to the pull rod (26), of the fixing plate (27).
3. A hearing training device for english interpretation teaching according to claim 1, wherein: the clamping device (2) is provided with a plurality of groups, and one side of the sliding sleeve (21) is fixedly connected with a protective cotton pad.
4. A hearing training device for english interpretation teaching according to claim 1, wherein: telescoping device (4) are including extrusion sleeve (41), extrusion sleeve (41) both sides all communicate has sliding sleeve (42), sliding sleeve (42) inner wall sliding connection has arc slide bar (43), one end fixedly connected with slip piston (44) that arc slide bar (43) are close to slip sleeve (42), the one end fixedly connected with rotating device (45) of slip piston (44) are kept away from in arc slide bar (43), extrusion sleeve (41) inner wall sliding connection has extrusion piston (46), the piston rod and the extrusion sleeve (41) inner wall threaded connection of extrusion piston (46).
5. A hearing training device for use in English interpretation teaching according to claim 4, wherein: extrusion sleeve (41) one side and fixing base (3) side fixed connection, extrusion piston (46) top extends to extrusion sleeve (41) outside and fixedly connected with twist grip.
6. A hearing training device for use in English interpretation teaching according to claim 4, wherein: one side of the rotating device (45) far away from the arc-shaped sliding rod (43) is fixedly connected with the earmuffs (5), and hydraulic oil is filled in the extrusion sleeve (41).
7. A hearing training device for use in English interpretation teaching according to claim 4, wherein: rotating device (45) includes sliding seat (451), spout (452) have been seted up to sliding seat (451) bottom, spout (452) inner wall sliding connection has slider (453), slider (453) one side extends to spout (452) outside and fixedly connected with rotates seat (454), it has seted up rotation cavity (455) to rotate seat (454) inner wall, it is connected with rolling disc (456) to rotate cavity (455) inner wall rotation, rolling disc (456) side fixedly connected with arc spring leaf (457), rolling disc (456) bottom fixedly connected with connecting rod (458).
8. A hearing training device for english interpretation teaching according to claim 7, wherein: the top of the sliding seat (451) is fixedly connected with the arc-shaped sliding rod (43), a damping pad is arranged between the inner wall of the sliding groove (452) and the sliding block (453), and a plurality of groups of arc-shaped spring pieces (457) are arranged.
9. A hearing training apparatus for english interpretation teaching according to claim 7, wherein: rotate cavity (455) inner wall fixedly connected with friction circle, arc spring leaf (457) side extend to rotate on the friction circle on cavity (455) inner wall and with friction circle sliding connection, the one end of rolling disc (456) is kept away from in connecting rod (458) runs through and rotates cavity (455) and with ear muff (5) top fixed connection, rotate cavity (455) inner wall bottom and offer the arc slide opening with connecting rod (458) looks adaptation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210304941.9A CN114710723B (en) | 2022-03-25 | 2022-03-25 | Listening training device that english interpretation teaching was used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210304941.9A CN114710723B (en) | 2022-03-25 | 2022-03-25 | Listening training device that english interpretation teaching was used |
Publications (2)
| Publication Number | Publication Date |
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| CN114710723A true CN114710723A (en) | 2022-07-05 |
| CN114710723B CN114710723B (en) | 2023-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210304941.9A Active CN114710723B (en) | 2022-03-25 | 2022-03-25 | Listening training device that english interpretation teaching was used |
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| CN (1) | CN114710723B (en) |
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| CN215010674U (en) * | 2021-06-08 | 2021-12-03 | 黄玲 | A auxiliary training device for english listening comprehension teaching |
| CN215068681U (en) * | 2021-04-10 | 2021-12-07 | 西安翻译学院 | Listening training device that english interpretation teaching was used |
| CN215453242U (en) * | 2021-09-02 | 2022-01-07 | 西安外事学院 | English listening comprehension trainer is used in college english teaching |
| CN113993029A (en) * | 2021-11-11 | 2022-01-28 | 华北水利水电大学 | Russian teaching is with hearing trainer |
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2022
- 2022-03-25 CN CN202210304941.9A patent/CN114710723B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150139473A1 (en) * | 2013-10-14 | 2015-05-21 | Stephen R. Jaynes | Headset with ball joint allowing rotation of earpieces in multiple axes |
| CN211187263U (en) * | 2019-11-26 | 2020-08-07 | 青岛市妇女儿童医院 | Anti-falling type children hearing detection device |
| CN111163389A (en) * | 2020-02-26 | 2020-05-15 | 胶州市欧盖金属制品有限公司 | Head-mounted noise reduction equipment for metallurgy |
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| CN215068681U (en) * | 2021-04-10 | 2021-12-07 | 西安翻译学院 | Listening training device that english interpretation teaching was used |
| CN215010674U (en) * | 2021-06-08 | 2021-12-03 | 黄玲 | A auxiliary training device for english listening comprehension teaching |
| CN215453242U (en) * | 2021-09-02 | 2022-01-07 | 西安外事学院 | English listening comprehension trainer is used in college english teaching |
| CN113993029A (en) * | 2021-11-11 | 2022-01-28 | 华北水利水电大学 | Russian teaching is with hearing trainer |
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| Publication number | Publication date |
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| CN114710723B (en) | 2023-03-24 |
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