CN209804022U - A point-reading English phonetic symbol teaching device - Google Patents

Abstract

The utility model discloses a formula english phonetic symbol teaching device is read to point, including formula english phonetic symbol machine organism is read to point, be equipped with the recess on the front end lateral wall of formula english phonetic symbol machine organism is read to point, be equipped with a plurality of sound holes that are used for cooperating the internal speaker of formula english phonetic symbol machine of reading to point on the one end inner wall of recess, be equipped with the public address mechanism who is used for cooperating the sound hole on the inner wall of recess, rotate on the one end inner wall of recess and be connected with the switch board, be equipped with the slot on the one end lateral wall of switch board, be equipped with the stop gear who is used for cooperating the slot on the front end lateral wall of formula english phonetic symbol machine. The utility model discloses can protect the phonate hole of speaker when not using, place foreign matters such as dust and cause the jam to it, can still keep having better vocal effect simultaneously in the environment that has the noise, improve the convenient degree that the user used.

Description

A point-reading English phonetic symbol teaching device

technical field

The utility model relates to the technical field of English teaching, in particular to a point-reading English phonetic symbol teaching device.

Background technique

Phonetic symbols are the symbols for recording phonemes and the marking symbols for phonemes. They are used in linguistics. There are 20 vowels and 28 consonants in English phonetic symbols, a total of 48. For beginners in English, learning phonetic symbols makes them The basic subjects that need to be completed first, there are many kinds of learning of phonetic symbols. With the development of science and technology, phonetic symbol teaching has gradually been implemented electronically, that is, using electronic products to assist teaching.

However, the speaker of the traditional reading English phonetic transcription machine is usually directly exposed to the outside, so that after a long time of use, foreign objects such as dust can easily block the sound hole, resulting in poor sound output or even directly affecting the sound output. At the same time, the existing The speaker is greatly affected in an environment with a little noise, and the user cannot accept its pronunciation well, resulting in inconvenience in use.

Utility model content

The purpose of this utility model is in order to solve the shortcoming that exists in the prior art, and propose a kind of point-reading type English phonetic symbol teaching device.

In order to achieve the above object, the utility model adopts the following technical solutions:

A point-reading type English phonetic symbol teaching device, comprising a point-reading type English phonetic symbol machine body, the front side wall of the point-reading type English phonetic symbol machine body is provided with a groove, and an end inner wall of the groove is provided with a A plurality of sound holes of the speaker in the point-reading type English phonetic machine body, the inner wall of the groove is provided with a sound amplification mechanism for matching the sound holes, and a switch plate is rotatably connected to the inner wall of one end of the groove, and the switch plate A slot is provided on the side wall of one end, and a limit mechanism for matching the slot is provided on the front side wall of the body of the point-reading type English phonetic transcription machine.

Preferably, the loudspeaker mechanism includes an annular placement groove arranged on the inner wall of the groove, the top surface and the bottom of the annular placement groove are provided with sliding grooves, and a matching slider is provided in the sliding grooves, An annular cover is arranged in the annular placement groove, and the upper and lower side walls of the annular cover are respectively fixedly connected with the side walls of the two sliders, and the inner wall of the annular cover is fixedly connected with an annular film, and the annular film One end away from the annular cover is fixedly connected with the inner wall of the groove.

Preferably, the annular placement groove is arranged coaxially with the plurality of sound holes.

Preferably, the annular film is made of polyethylene.

Preferably, the slot is arranged at an end of the switch plate away from the connection part with the inner wall of the groove.

Preferably, the limiting mechanism includes an active groove arranged on the side wall of the front end of the point-reading English phonetic transcription machine body, and an opening communicating with the groove is arranged inside one end of the active groove, and the movable groove is inserted into the A limiting plate is provided, and the end of the limiting plate away from the opening runs through the inner wall of the movable groove and is fixedly connected with a drawing plate, and the side wall of the end of the drawing plate close to the body of the point-reading English phonetic transcription machine is fixedly connected with multiple pieces The first magnet, a plurality of second magnets corresponding to the first magnets are fixedly connected to one end side wall of the body of the point-reading English phonetic transcription machine, and the second magnets are magnetically connected to the first magnets.

Compared with the prior art, the beneficial effects of the utility model are:

1. Through the cooperation of the set switch plate, the slot and the limit mechanism, when not in use, multiple sound holes can be closed through the switch plate, so that it will not be directly exposed to the external environment and is not easily affected by The impact of dust and other foreign matter can prevent the sound hole from being blocked and affect the sound. At the same time, it can also protect the speaker in the machine body of the point-reading English phonetic transcription machine, which indirectly improves its service life.

2. Through the cooperation of the ring-shaped cover and the ring-shaped film, the ring-shaped film can be stretched by moving the ring-shaped cover, so that the speaker in the body of the point-reading English phonetic transcription machine can be more easily accepted by the user when sounding. Improves the convenience of use in a slightly noisy environment.

Description of drawings

Fig. 1 is the structural representation of a kind of point-reading type English phonetic symbol teaching device that the utility model proposes;

Fig. 2 is that Fig. 1 is a kind of point-reading type English phonetic symbol teaching device that Fig. 1 proposes the switch plate closed structure schematic diagram;

Fig. 3 is the right perspective view of Fig. 1;

Fig. 4 is a partial enlarged view of place A in Fig. 1;

FIG. 5 is a partial enlarged view of B in FIG. 3 .

In the figure: 1 point-reading English phonetic machine body, 2 sound holes, 3 loudspeaker mechanism, 4 switch plate, 5 slots, 6 limit mechanism, 7 chute, 8 slider, 9 annular cover, 10 annular film, 11 Movable groove, 12 limit plates, 13 pull plates, 14 first magnets, 15 second magnets.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

With reference to Fig. 1-5, a kind of point-reading type English phonetic symbol teaching device, comprises point-reading type English phonetic symbol machine body 1, is provided with groove on the front side wall of point-reading type English phonetic symbol machine body 1, on the inner wall of an end of groove It is provided with a plurality of sound holes 2 for coordinating the speaker in the point-reading type English phonetic symbol machine body 1, and the inwall of the groove is provided with a loudspeaker mechanism 3 for coordinating the sound holes 2.

The loudspeaker mechanism 3 includes an annular placement groove arranged on the inner wall of the groove, the annular placement groove is coaxially arranged with a plurality of sound holes 2, the top surface and the bottom of the annular placement groove are provided with a chute 7, and the chute 7 is provided with a The matching slider 8 is provided with an annular cover 9 in the annular placement groove, and the side walls at the upper and lower ends of the annular cover 9 are fixedly connected with the side walls of the two sliders 8 respectively, and the inner wall of the annular cover 9 is fixedly connected with a ring The film 10, the annular film 10 is made of polyethylene material, and the annular cover 9 is used to support the annular film 10 and cooperate with itself to form a horn-shaped structure, so that the sound can be better transmitted, and the annular film 10 is far away from the ring cover 9. One end is fixedly connected with the inner wall of the groove, and the inner wall of one end of the groove is rotatably connected with a switch plate 4. The switch plate 4 can close the sound hole 2 when not in use, and place foreign matter such as dust in the external environment to block it. A slot 5 is provided on the side wall of one end of the switch board 4, and the slot 5 is arranged on the end of the switch board 4 away from the connection part with the inner wall of the groove.

The front end side wall of point-reading type English phonetic symbol machine body 1 is provided with the limit mechanism 6 that is used to cooperate slot 5, and limit mechanism 6 comprises the movable groove 11 that is arranged on point-read type English phonetic symbol machine body 1 front end side wall, One end of the movable groove 11 is provided with an opening communicating with the groove, and a limiting plate 12 is inserted in the movable groove 11, and the end of the limiting plate 12 away from the opening penetrates the inner wall of the movable groove 11 and is fixedly connected with a drawing plate 13 , the drawing plate 13 is fixedly connected with a plurality of first magnets 14 on one end side wall near the point-reading type English phonetic symbol machine body 1, and is fixedly connected with a plurality of pieces with the first magnet 14 on one end side wall of the point-reading type English phonetic symbol machine body 1 The magnet 14 corresponds to the second magnet 15 , and the second magnet 15 is magnetically connected with the first magnet 14 .

In the utility model, when in use, the user can protect the speaker and the sound hole 2 in the groove of the point-reading English phonetic symbol machine body 1 through the switch switch plate 4, and simultaneously use the limit plate 12 to insert into the slot 5 and lock it with the mutual attraction of the first magnet 14 and the second magnet 15. When using in a noisy environment, the user can pull out the annular cover 9 from the annular placement groove, and then the annular cover 9 begins to move The annular film 10 is propped up to form a trumpet shape, so that the speaker in the point-reading English phonetic transcription machine body 1 can be more easily accepted by the user when sounding, and the convenience of use in a slightly noisy environment is improved.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. The equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (6)

1. a kind of point-reading type English phonetic symbol teaching device, comprise point-reading type English phonetic symbol machine body (1), it is characterized in that, the front end side wall of described point-reading type English phonetic symbol machine body (1) is provided with groove, One end inwall of the groove is provided with a plurality of sound holes (2) for coordinating the speaker in the point-reading type English phonetic symbol machine body (1), and the inwall of the groove is provided with a sound hole (2) for coordinating the sound holes (2). Sound amplification mechanism (3), on the inner wall of one end of the groove, a switch plate (4) is rotatably connected, and a slot (5) is provided on the side wall of one end of the switch plate (4), and the point-reading English phonetic symbol A limit mechanism (6) for matching the slot (5) is provided on the front side wall of the machine body (1). 2. a kind of point-reading type English phonetic symbol teaching device according to claim 1, is characterized in that, described loudspeaker mechanism (3) comprises the annular placement groove that is arranged on the groove inner wall, the top surface of described annular placement groove and the bottom are provided with a chute (7), the chute (7) is provided with a matching slider (8), the annular placement groove is provided with an annular cover (9), and the annular cover The sidewalls at the upper and lower ends of (9) are respectively fixedly connected with the sidewalls of two sliders (8), and the inner wall of the annular cover (9) is fixedly connected with an annular film (10), and the annular film (10) One end away from the annular cover (9) is fixedly connected with the inner wall of the groove. 3. A kind of dot-reading type English phonetic symbol teaching device according to claim 2, is characterized in that, described annular placement groove and a plurality of sound holes (2) are coaxially arranged. 4. A kind of point-reading type English phonetic symbol teaching device according to claim 2, is characterized in that, described annular film (10) is polyethylene material. 5. A kind of point-reading type English phonetic symbol teaching device according to claim 1, characterized in that, the slot (5) is arranged on the switch plate (4) at an end away from the connecting portion with the inner wall of the groove. 6. a kind of point-reading type English phonetic symbol teaching device according to claim 1, is characterized in that, described stop mechanism (6) comprises the activity that is arranged on point-reading type English phonetic symbol machine body (1) front end side wall Slot (11), an opening communicating with the groove is provided on one end of the movable groove (11), and a limiting plate (12) is inserted in the movable groove (11), and the limiting plate (12) ) runs through the inner wall of the movable groove (11) away from the opening and is fixedly connected with a drawer plate (13), and the drawer plate (13) is fixedly connected on the side wall near one end of the point-reading type English phonetic symbol machine body (1) There are a plurality of first magnets (14), and a plurality of second magnets (15) corresponding to the first magnets (14) are fixedly connected on an end side wall of the described point-reading type English phonetic symbol machine body (1), so The second magnet (15) is magnetically connected with the first magnet (14).