CN113141558A - Earphone suitable for english listening comprehension training - Google Patents
Earphone suitable for english listening comprehension training Download PDFInfo
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- CN113141558A CN113141558A CN202110396794.8A CN202110396794A CN113141558A CN 113141558 A CN113141558 A CN 113141558A CN 202110396794 A CN202110396794 A CN 202110396794A CN 113141558 A CN113141558 A CN 113141558A
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- 238000001125 extrusion Methods 0.000 abstract description 7
- 230000033001 locomotion Effects 0.000 abstract description 7
- 238000013519 translation Methods 0.000 description 11
- 230000006835 compression Effects 0.000 description 4
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- 230000008054 signal transmission Effects 0.000 description 4
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- 241001391944 Commicarpus scandens Species 0.000 description 1
- 206010014020 Ear pain Diseases 0.000 description 1
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- 230000004075 alteration Effects 0.000 description 1
- 230000002968 anti-fracture Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
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- 210000005069 ears Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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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
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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
- H04R1/1041—Mechanical or electronic switches, or control elements
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Abstract
The invention relates to the technical field of English listening earphones and discloses an earphone suitable for English listening training, which comprises a head beam, wherein connecting rods are movably arranged at two ends of the head beam, earmuffs are fixedly arranged at the bottoms of the two connecting rods, movable rods are rotatably connected to the bottoms of the outer walls on two sides of the head beam, a connecting plate is arranged between the two movable rods, and a buffer device is arranged between the movable rods and the connecting plate and used for generating elastic deformation to prevent the head beam from being broken. When pulling the ear muff to both sides and wearing the earphone, the first roof beam produces the expansion, and the first roof beam produces two movable rods of expansion extrusion, makes two movable rods tend to the connecting plate motion, and the movable rod tends the connecting plate motion and can compress first spring through the elastic plug, relies on the extrusion that two movable rods can be cushioned to the elasticity of first spring, and then the expansion of buffering first roof beam for the expansion of first roof beam is more steady, difficult fracture. The invention has novel design and the advantages of preventing the head beam from being broken and translating in real time.
Description
Technical Field
The invention relates to the technical field of English listening earphones, in particular to an earphone suitable for English listening training.
Background
English has been widely used as a universal language in the world, and particularly, as Chinese reform opens further, to strengthen the cultural communication with other countries in the world, it is more necessary to better master English, an important communication tool. English and Chinese belong to different languages, and it is not easy to learn, master and apply English skillfully. In order to learn English more deeply, English listening training is often required.
At present in english listening training, the majority of use all is the headphone formula, and headphone uses for adaptation most of crowds, most reduce the distance between the earmuff of both sides, pull the earmuff to both sides when using and come the cover overhead, because school's student is in large quantity, and the quantity of earphone is limited, so pull off at the long-time wearing of a large amount of students, the head beam of earphone is the fracture damage just very easily, influence the use of wearing of student, delay the teaching progress. Meanwhile, the traditional earphone does not have the function of real-time translation, and students with poor basic skills cannot understand the hearing ability, so that the students can listen to the hearing ability and read translated sentences, and the students can understand the hearing ability conveniently.
The Chinese patent publication number is: the invention discloses a CN110602593A patent, discloses an anti-fracture earphone for English listening comprehension test, and mainly relates to the field of earphones. Including the side splint, the side splint have two and the symmetry setting, the side splint are the arc, the side splint bottom is equipped with the earmuff, the one end that the earmuff was kept away from to the side splint is equipped with the connecting block, the connecting block cross-section is the arc, be equipped with the cavity in the connecting block, the cavity shape suits with the connecting block, be equipped with a plurality of first springs in the cavity, the both ends of first spring are fixed respectively on the both sides wall of cavity, side splint bottom sliding connection has the extension board, the side splint outside is equipped with fixing device, the extension board bottom is equipped with the pivot, the earmuff is fixed in the pivot. The invention has the beneficial effects that: the top to traditional earphone is improved, makes the bending point of earphone more firm stable, avoids the earphone to drag to wear the back fracture damage for a long time.
In the above-mentioned patent, although can prevent the head roof beam fracture of earphone, it can lead to the earphone centre gripping too tight when preventing the fracture, wears easy ear pain for a long time, and the influence is worn and is experienced, and simultaneously, above-mentioned earphone does not also possess the function of real-time translation.
Based on this, we propose an earphone suitable for english listening comprehension training, hope to solve the weak point in the prior art.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the earphone suitable for English listening training, which has the advantages of preventing the head beam from being broken and translating in real time.
(II) technical scheme
In order to achieve the purpose of preventing the head beam from being broken, the invention provides the following technical scheme: the utility model provides an earphone suitable for english listening comprehension training, includes the first roof beam, the equal activity in both ends of first roof beam is provided with the connecting rod, two the equal fixed mounting in bottom of connecting rod has the ear muff, the bottom of first roof beam both sides outer wall all rotates and is connected with the movable rod, two be provided with the connecting plate between the movable rod, set up the buffer between movable rod and connecting plate for produce elastic deformation in order to prevent the first roof beam fracture.
As a preferred technical scheme of the invention, the buffer device comprises side plates, elastic plugs and first springs, wherein the side plates are fixedly mounted on the left side and the right side of the connecting plate, movable grooves are formed in the side plates, the elastic plugs are movably arranged on the inner walls of the movable grooves, the elastic plugs are fixedly mounted at the tail ends of the movable rods, and the first springs are fixedly connected between the outer walls of the elastic plugs and the inner walls of the movable grooves.
As a preferred technical scheme of the present invention, an arc-shaped sliding groove is formed inside the movable rod, a sliding block is slidably disposed on an inner wall of the arc-shaped sliding groove, a limiting rod is fixedly mounted on an outer wall of the sliding block, and a tail end of the limiting rod extends to the outside of the movable rod and is fixedly connected to the inner wall of the movable groove;
the inside of gag lever post still is formed with logical groove, the inner wall fixed mounting who leads to the groove has the baffle, the outer wall fixed mounting of baffle has the second spring, the terminal fixed mounting of second spring has the clamp plate, the clamp plate activity sets up on the inner wall that leads to the groove, the outer wall fixed mounting of clamp plate has the lug, the shape of lug is the hemisphere, the inner wall of arc spout evenly seted up with the draw-in groove that the lug is coupled mutually.
On the basis of the technical scheme, in order to achieve the purpose of real-time translation, the invention also provides the following technical scheme: a cavity is formed in the head beam, buffering cotton is fixedly mounted on the inner wall of the cavity, a loudspeaker, a control circuit board, a data transmission chip, a storage battery and a storage chip are sequentially arranged in the buffering cotton, a microphone is fixedly mounted on the inner wall of the ear shield, the output end of the microphone is electrically connected with the input end of the control circuit board, the control circuit board is electrically connected with the data transmission chip in a bidirectional mode, the data transmission chip is in signal connection with a control terminal, and the output end of the control circuit board is also electrically connected with the storage chip and the loudspeaker respectively;
the outer wall of connecting plate is provided with the display screen, control circuit board's output and the input electric connection of display screen.
As a preferred technical scheme of the present invention, electromagnets are further disposed at two ends of the inner wall of the buffer cotton, a lock rod is disposed at an output end of the electromagnet, an extending groove matched with the lock rod is disposed on an outer wall of the head beam, and a lock groove coupled with the lock rod is disposed on an outer wall of the movable rod.
As a preferred technical solution of the present invention, the output end of the control circuit board is electrically connected to the input end of the electromagnet.
As a preferable technical scheme of the present invention, a detection device is further disposed between the head beam and the connecting rod, and the detection device is configured to detect whether the earmuff is in a wearing state.
As a preferred technical scheme of the present invention, the detection device includes a trigger slot, a rotating shaft, a third spring and a microswitch, the trigger slot is formed at both ends of the head beam, the rotating shaft is fixedly installed on the outer wall of the connecting rod, both ends of the rotating shaft are rotatably disposed on the inner wall of the trigger slot, and the third spring is further fixedly connected between the outer wall of the connecting rod and the inner wall of the trigger slot;
the inner wall of the trigger groove is also fixedly provided with a microswitch, and the microswitch is positioned above the third spring and the rotating shaft.
(III) advantageous effects
Compared with the prior art, the invention provides the earphone suitable for English listening training, which at least has the following beneficial effects:
1. this earphone suitable for english listening comprehension training, when pulling the ear muff to both sides and wearing the earphone, the head roof beam produces the expansion, and the head roof beam produces two movable rods of expansion extrusion, makes two movable rods tend to the connecting plate motion, and the movable rod tends the connecting plate motion and can pass through the first spring of elastic plug compression, relies on the extrusion that two movable rods can be cushioned to the elasticity of first spring, and then the expansion of buffering head roof beam for the expansion of head roof beam is more steady, difficult fracture.
2. This earphone suitable for english listening comprehension training, when the first spring of elasticity stopper compression, the gag lever post injects the arc spout of movable rod gradually, the gag lever post is when the arc spout internal motion, the lug that leads to the inslot through second spring coupling can block in the draw-in groove of difference, the earphone is worn after well, the lug card is in the draw-in groove, can restrict the relative position between movable rod and the gag lever post, the elasticity that prevents the first spring of compressed leads to the movable rod to be pushed back, the ear can not be hindered by the ear muff clamp when wearing.
3. This earphone suitable for english listening comprehension training, microphone through in the ear muff acquires english listening comprehension, english listening comprehension of acquireing passes through data transmission chip transmission to control terminal, english listening comprehension is after the translation in control terminal, pass back to control circuit board through the data transmission chip, control circuit board shows the display screen to the english listening comprehension that the translation is good, rotate connecting plate and display screen this moment to the eye-ahead, just can watch the english listening comprehension that the translation is good, further the study that has made things convenient for the student.
4. This earphone suitable for english listening comprehension training can control the operation of electro-magnet through control terminal, and when the locking lever of electro-magnet stretched out and injected the locked groove in, just can lock the position of movable rod, can't rotate movable rod and connecting plate this moment, can prevent that the student from stealing when the examination and looking over the translation.
5. This earphone suitable for english listening comprehension training, when pulling the ear muff to both sides and wearing the earphone, the connecting rod is triggering the inslot internal rotation, and the connecting rod can trigger micro-gap switch when triggering inslot internal rotation compression third spring, and micro-gap switch is triggered signal transmission to control circuit board, and control circuit board rethread data transmission chip is signal transmission to control terminal, and control terminal can know the earphone and has been worn this moment, the further use that has made things convenient for the earphone.
Drawings
FIG. 1 is a perspective view of the overall structure of the present invention;
FIG. 2 is a perspective view of the movable bar and web portion of the present invention;
FIG. 3 is an elevational, cross-sectional view of the movable rod and web portion of the present invention;
FIG. 4 is a cross-sectional view of a portion of the stop lever of the present invention;
FIG. 5 is an enlarged view taken at A of FIG. 4 in accordance with the present invention;
FIG. 6 is an elevational, cross-sectional view of the head beam portion of the present invention;
FIG. 7 is a perspective view of the head beam and attachment rod portion of the present invention;
fig. 8 is an elevational, cross-sectional view of the head beam and connecting rod of the present invention.
In the figure: 1. a head beam; 2. a connecting rod; 3. ear muffs; 4. a movable rod; 5. a connecting plate; 6. a side plate; 7. a movable groove; 8. an elastic plug; 9. a first spring; 10. a limiting rod; 11. a slider; 12. an arc-shaped chute; 13. a through groove; 14. a partition plate; 15. a second spring; 16. pressing a plate; 17. a bump; 18. a card slot; 19. a display screen; 20. a cavity; 21. buffering cotton; 22. an electromagnet; 23. a lock lever; 24. locking the groove; 25. a speaker; 26. a control circuit board; 27. a data transmission chip; 28. a storage battery; 29. a memory chip; 30. a trigger slot; 31. a rotating shaft; 32. a third spring; 33. a micro switch.
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.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The first embodiment is as follows:
referring to fig. 1-5, an earphone suitable for english listening training comprises a head beam 1, connecting rods 2 are movably arranged at both ends of the head beam 1, earmuffs 3 are fixedly arranged at the bottoms of the two connecting rods 2, movable rods 4 are rotatably connected to the bottoms of the outer walls at both sides of the head beam 1, a connecting plate 5 is arranged between the two movable rods 4, a buffer device is arranged between the movable rods 4 and the connecting plate 5 and used for generating elastic deformation to prevent the head beam 1 from being broken, the buffer device comprises a side plate 6, an elastic plug 8 and a first spring 9, the side plate 6 is fixedly arranged at both left and right sides of the connecting plate 5, a movable groove 7 is formed inside the side plate 6, the elastic plug 8 is movably arranged on the inner wall of the movable groove 7, the elastic plug 8 is fixedly arranged at the tail end of the movable rod 4, the first spring 9 is fixedly connected between the outer wall of the elastic plug 8 and the inner wall of the movable groove 7, pull the ear muff 3 to both sides when wearing the earphone, first roof beam 1 produces the expansion, first roof beam 1 produces two movable rods 4 of expansion extrusion, make two movable rods 4 tend to the 5 movements of connecting plate, movable rod 4 tends 5 movements of connecting plate and can pass through the first spring 9 of 8 compression of elastic plug, rely on the extrusion that two movable rods 4 of elasticity of first spring 9 can cushion, and then cushion first roof beam 1's expansion, make the more steady of expansion of first roof beam 1, difficult fracture, movable rod 4 is the plastics material, itself also can produce certain deformation.
An arc-shaped sliding groove 12 is formed inside the movable rod 4, a sliding block 11 is slidably arranged on the inner wall of the arc-shaped sliding groove 12, a limiting rod 10 is fixedly arranged on the outer wall of the sliding block 11, the tail end of the limiting rod 10 extends to the outside of the movable rod 4 and is fixedly connected to the inner wall of the movable groove 7, a through groove 13 is further formed inside the limiting rod 10, a partition 14 is fixedly arranged on the inner wall of the through groove 13, a second spring 15 is fixedly arranged on the outer wall of the partition 14, a pressing plate 16 is fixedly arranged at the tail end of the second spring 15, the pressing plate 16 is movably arranged on the inner wall of the through groove 13, a convex block 17 is fixedly arranged on the outer wall of the pressing plate 16, the convex block 17 is hemispherical, clamping grooves 18 coupled with the convex block 17 are uniformly formed on the inner wall of the arc-shaped sliding groove 12, when the elastic plug 8 compresses the first spring 9, the limiting rod 10 is gradually inserted into the arc-shaped sliding groove 12, and when the limiting rod 10 moves in the arc-shaped sliding groove 12, lead to and can block in the draw-in groove 18 of difference through the lug 17 that second spring 15 is connected in groove 13, after the earphone was worn, lug 17 blocked in draw-in groove 18, can restrict the relative position between movable rod 4 and the gag lever post 10, and the elasticity that prevents the first spring 9 of compressed leads to movable rod 4 to be pushed by the backstepping, and the ear can not be pressed from both sides by ear muff 3 and hinder when wearing.
Example two:
referring to fig. 1, 2, 6, 7 and 8, based on the first embodiment, a cavity 20 is formed inside the head beam 1, a buffer cotton 21 is fixedly installed on an inner wall of the cavity 20, a speaker 25, a control circuit board 26, a data transmission chip 27, a storage battery 28 and a storage chip 29 are sequentially arranged inside the buffer cotton 21, even if the head beam 1 deforms, the speaker 25, the control circuit board 26, the data transmission chip 27, the storage battery 28 and the storage chip 29 inside the head beam are protected by the buffer cotton 21 from being damaged, a microphone is fixedly installed on an inner wall of the ear muff 3, an output end of the microphone is electrically connected with an input end of the control circuit board 26, the control circuit board 26 is electrically connected with the data transmission chip 27 in a bidirectional manner, the data transmission chip 27 is in signal connection with a control terminal, an output end of the control circuit board 26 is also electrically connected with the storage chip 29 and the speaker 25 respectively, the outer wall of connecting plate 5 is provided with display screen 19, control circuit board 26's output and display screen 19's input electric connection, microphone through in the ear muff 3 acquires english hearing, the english hearing that acquires passes through data transmission chip 27 and transmits to control terminal, english hearing after the translation in control terminal, pass back to control circuit board 26 through data transmission chip 27, control circuit board 26 shows the english hearing that the translation is good to display screen 19 on, rotate connecting plate 5 and display screen 19 to the forefront this moment, just can watch the english hearing that the translation is good, further student's study has been made things convenient for, memory chip 29 can store the english hearing that the microphone acquireed, and can play through speaker 25, make things convenient for the student to review.
The both ends of buffering cotton 21 inner wall still are provided with electro-magnet 22, electro-magnet 22's output is provided with locking lever 23, the outer wall of nose beam 1 has been seted up with locking lever 23 assorted protrusion groove, locking groove 24 with locking lever 23 looks coupling has been seted up to the outer wall of movable rod 4, control circuit board 26's output and electro-magnet 22's input electric connection, can control electro-magnet 22's operation through control terminal, when electro-magnet 22's locking lever 23 stretches out and inserts in locking groove 24, just can lock the position of movable rod 4, can't rotate movable rod 4 and connecting plate 5 this moment, can prevent that the student from stealing when the examination and looking over the translation.
A detection device is arranged between the head beam 1 and the connecting rod 2 and is used for detecting whether the earmuffs 3 are in a wearing state or not, the detection device comprises a trigger groove 30, a rotating shaft 31, a third spring 32 and a microswitch 33, the trigger groove 30 is formed at each end of the head beam 1, the rotating shaft 31 is fixedly installed on the outer wall of the connecting rod 2, each end of the rotating shaft 31 is rotatably arranged on the inner wall of the trigger groove 30, the third spring 32 is fixedly connected between the outer wall of the connecting rod 2 and the inner wall of the trigger groove 30, the microswitch 33 is fixedly installed on the inner wall of the trigger groove 30, the microswitch 33 is positioned above the third spring 32 and the rotating shaft 31, when the earmuffs 3 are pulled to two sides to wear the earphones, the connecting rod 2 rotates in the trigger groove 30 to compress the third spring 32 and simultaneously triggers the microswitch 33, the microswitch 33 is triggered to transmit signals to the control circuit board 26, the control circuit board 26 transmits a signal to the control terminal through the data transmission chip 27, and the control terminal can know that the earphone is worn, so that the earphone is further convenient to use.
The working principle and the using process of the invention are as follows:
when the ear muffs 3 are pulled to two sides to wear the earphones, the head beam 1 expands to extrude the two movable rods 4, the two movable rods 4 move towards the connecting plate 5, the first spring 9 is compressed through the elastic plug 8, the extrusion of the two movable rods 4 can be buffered by means of the elasticity of the first spring 9, and then the expansion of the head beam 1 is buffered, so that the expansion of the head beam 1 is more stable and is not easy to break;
when the elastic plug 8 compresses the first spring 9, the limiting rod 10 is gradually inserted into the arc-shaped sliding groove 12 of the movable rod 4, when the limiting rod 10 moves in the arc-shaped sliding groove 12, the lug 17 connected through the second spring 15 in the through groove 13 can be clamped in different clamping grooves 18, after the earphone is worn, the lug 17 is clamped in the clamping groove 18, the relative position between the movable rod 4 and the limiting rod 10 can be limited, the movable rod 4 is prevented from being pushed reversely due to the elastic force of the compressed first spring 9, and ears cannot be clamped by the earmuffs 3 when the earphone is worn;
english listening is obtained through a microphone in the ear muff 3, the obtained English listening is transmitted to the control terminal through the data transmission chip 27, after the English listening is translated in the control terminal, the English listening is transmitted back to the control circuit board 26 through the data transmission chip 27, the control circuit board 26 displays the translated English listening to the display screen 19, at the moment, the connecting plate 5 and the display screen 19 are rotated to the front of eyes, the translated English listening can be watched, and further convenience is brought to the study of students;
the operation of the electromagnet 22 can be controlled through the control terminal, when the lock rod 23 of the electromagnet 22 extends out and is inserted into the lock groove 24, the position of the movable rod 4 can be locked, at the moment, the movable rod 4 and the connecting plate 5 cannot be rotated, and students can be prevented from looking over and translating illegally;
when pulling the ear muff 3 to both sides and wearing the earphone, connecting rod 2 can trigger micro-gap switch 33 in triggering 30 rotations of inslot, connecting rod 2 can trigger micro-gap switch 33 when triggering 30 rotations of inslot and compress third spring 32, and micro-gap switch 33 is triggered signal transmission to control circuit board 26, and control circuit board 26 rethread data transmission chip 27 is signal transmission to control terminal, and control terminal can know that the earphone has been worn this moment, further the use of earphone has been made things convenient for.
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 (8)
1. The utility model provides an earphone suitable for english listening training, includes nose roof beam (1), its characterized in that: the equal activity in both ends of first roof beam (1) is provided with connecting rod (2), two the equal fixed mounting in bottom of connecting rod (2) has ear muff (3), the bottom of first roof beam (1) both sides outer wall all rotates and is connected with movable rod (4), two be provided with connecting plate (5) between movable rod (4), set up the buffer between movable rod (4) and connecting plate (5) for produce elastic deformation in order to prevent that first roof beam (1) fracture.
2. The earphone suitable for English listening training of claim 1, wherein: buffer includes curb plate (6), elasticity stopper (8) and first spring (9), the equal fixed mounting in the left and right sides of connecting plate (5) has curb plate (6), the inside of curb plate (6) is formed with activity groove (7), the inner wall activity in activity groove (7) is provided with elasticity stopper (8), elasticity stopper (8) fixed mounting is at the end of movable rod (4), still first spring (9) of fixedly connected with between the outer wall of elasticity stopper (8) and the inner wall in activity groove (7).
3. The earphone suitable for english listening training of claim 2, wherein: an arc-shaped sliding groove (12) is formed in the movable rod (4), a sliding block (11) is arranged on the inner wall of the arc-shaped sliding groove (12) in a sliding mode, a limiting rod (10) is fixedly installed on the outer wall of the sliding block (11), and the tail end of the limiting rod (10) extends to the outside of the movable rod (4) and is fixedly connected to the inner wall of the movable groove (7);
the inside of gag lever post (10) still is formed with logical groove (13), the inner wall fixed mounting who leads to groove (13) has baffle (14), the outer wall fixed mounting of baffle (14) has second spring (15), the terminal fixed mounting of second spring (15) has clamp plate (16), clamp plate (16) activity sets up on the inner wall that leads to groove (13), the outer wall fixed mounting of clamp plate (16) has lug (17), the shape of lug (17) is the hemisphere, the inner wall of arc spout (12) evenly seted up with draw-in groove (18) that lug (17) are coupled mutually.
4. The earphone suitable for English listening training of claim 1, wherein: a cavity (20) is formed inside the head beam (1), buffering cotton (21) is fixedly installed on the inner wall of the cavity (20), a loudspeaker (25), a control circuit board (26), a data transmission chip (27), a storage battery (28) and a storage chip (29) are sequentially arranged inside the buffering cotton (21), a microphone is fixedly installed on the inner wall of the earmuff (3), the output end of the microphone is electrically connected with the input end of the control circuit board (26), the control circuit board (26) is electrically connected with the data transmission chip (27) in a bidirectional mode, the data transmission chip (27) is in signal connection with a control terminal, and the output end of the control circuit board (26) is further electrically connected with the storage chip (29) and the loudspeaker (25) respectively;
the outer wall of connecting plate (5) is provided with display screen (19), the output of control circuit board (26) and the input electric connection of display screen (19).
5. The earphone suitable for English listening training of claim 4, wherein: the both ends of buffering cotton (21) inner wall still are provided with electro-magnet (22), the output of electro-magnet (22) is provided with locking lever (23), the outer wall of nose roof beam (1) seted up with locking lever (23) assorted stretches out the groove, the outer wall of movable rod (4) seted up with locking lever (23) looks coupled's locked groove (24).
6. The earphone suitable for English listening training of claim 5, wherein: the output end of the control circuit board (26) is electrically connected with the input end of the electromagnet (22).
7. The earphone suitable for English listening training of claim 6, wherein: still be provided with detection device between nose roof beam (1) and connecting rod (2), detection device is used for detecting whether ear muff (3) are in wearing the state.
8. The earphone suitable for English listening training of claim 7, wherein: the detection device comprises a trigger groove (30), a rotating shaft (31), a third spring (32) and a microswitch (33), the trigger groove (30) is formed at each of two ends of the head beam (1), the rotating shaft (31) is fixedly installed on the outer wall of the connecting rod (2), each of two ends of the rotating shaft (31) is rotatably arranged on the inner wall of the trigger groove (30), and the third spring (32) is fixedly connected between the outer wall of the connecting rod (2) and the inner wall of the trigger groove (30);
the inner wall of the trigger groove (30) is also fixedly provided with a microswitch (33), and the microswitch (33) is positioned above the third spring (32) and the rotating shaft (31).
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| CN202110396794.8A CN113141558B (en) | 2021-04-13 | 2021-04-13 | Earphone suitable for english listening comprehension training |
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| CN202110396794.8A CN113141558B (en) | 2021-04-13 | 2021-04-13 | Earphone suitable for english listening comprehension training |
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| CN113141558B CN113141558B (en) | 2022-04-22 |
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| CN114564103A (en) * | 2022-02-09 | 2022-05-31 | 安徽工程大学 | Atmosphere adjusting intelligent wearable device and sensing method |
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| Publication number | Publication date |
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| CN113141558B (en) | 2022-04-22 |
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