CN210781224U

CN210781224U - Sound amplifying equipment for Chinese teacher

Info

Publication number: CN210781224U
Application number: CN201922473652.8U
Authority: CN
Inventors: 苏诗健
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-06-16
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a sound amplification device for a Chinese teacher, which comprises a sound amplification main body and a telescopic rod, wherein the top end surface of the telescopic rod is provided with an earphone slot, an earphone is movably inserted in the earphone slot, the surface of the earphone is provided with an earphone switch, the side surface of the lower part of the earphone is fixed with a clamping block, the edge of the earphone slot is provided with a clamping block chute, the lower end of the clamping block chute is provided with a clamping block groove, the inside of the clamping block groove is movably provided with a clamping block, the lower end of the clamping block groove is provided with a spring groove, the bottom of the spring groove is provided with a spring, the other end of the spring is fixedly connected with a top plate, the telescopic rod is connected with the sound amplification main body through a connecting wire, the sound amplification device for the Chinese teacher adopts the double earphones, can reserve, can conveniently replace the earphone, is bent and is worn on the neck, and is convenient for the teacher wearing glasses, the neck pad is adopted, so that the neck pad is convenient for a teacher to use in winter, slightly massages the neck of the teacher, and is easy and comfortable.

Description

Sound amplifying equipment for Chinese teacher

Technical Field

The utility model relates to a public address equipment technical field specifically is a chinese teacher uses public address equipment.

Background

At present, the number of school students is greatly increased compared with the number of school students, the number of class students of many schools is large, the students can listen to lessons, the students often cannot listen to lessons for the following students or the students cannot listen to lessons accurately, especially in the Chinese teaching, pronunciation demonstration of a teacher and reading of the teacher are very important for the learning of the students, and therefore the teacher is required to increase the volume and wear a sound amplifying device.

Most of the existing public address equipment is single-earphone microphones, the single-earphone microphones cannot be used for standby, the condition of replacing the earphone microphones is not provided, part of teachers wear glasses at present, most of the existing public address equipment is worn on ears, the existing public address equipment is inconvenient to use, and people can feel uncomfortable when the public address equipment is worn next to the skin in cold weather.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a language mr uses public address equipment to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a chinese teacher uses public address equipment, includes public address main part and telescopic link, open on the top surface of telescopic link has the headset slot, the headset has been inserted in the inside activity of headset slot, the surface of headset is provided with the headset switch, the lower part side of headset is fixed with the fixture block, open at the edge of headset slot has the fixture block spout, open the lower extreme of fixture block spout has the fixture block groove, the inside movable mounting in fixture block groove has the fixture block, open the lower extreme in fixture block groove has the spring groove, the spring is installed to the bottom in spring groove, the other end fixedly connected with roof of spring, the telescopic link passes through the connecting wire and is connected with the public address main part.

Preferably, the centre of telescopic link can be dismantled and be provided with the neck pad, the neck pad passes through the wire and is connected with the public address main part, the heating pad is installed to the inside lower floor that protects the neck pad, the top of heating pad is provided with the vibrating plate, the one end surface that protects the neck pad is provided with the shackle, the other end surface that protects the neck pad is provided with the tie ring, the surface system of tie ring has the elastic cord, the other end system of elastic cord has the couple.

Preferably, be provided with the megaphone in the middle of the surface of public address main part, the lower left corner of megaphone is provided with the megaphone switch, the lower right corner of megaphone is provided with sound adjustment button.

Preferably, the telescopic link is bent to be suitable for the neck shape, the headset slot is the bell groove, the fixture block spout is the rectangular channel, the fixture block groove is the ring channel, the connecting wire passes the telescopic link and is connected with the headset.

Preferably, the neck pad is inside including heating pad and vibrations board, the wire passes the neck pad and is connected with heating pad and vibrations board, the neck pad is the flexblet.

Compared with the prior art, the beneficial effects of the utility model are that: this chinese mr uses public address equipment, 1, adopts the binaural microphone, can be reserve, avoids unexpected accident, influences the mr and goes on class.

2. The headset can be replaced, and the replacement is convenient and fast.

3. The telescopic rod is bent and worn on the neck, so that a teacher wearing glasses can conveniently use the telescopic rod.

4. The neck pad that sets up in the middle of the telescopic link lets in the electric current and can generate heat, makes things convenient for mr to use winter, and has the vibrations board, for mr's neck slight massage, light comfortable.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the neck pad of FIG. 1 in accordance with the present invention;

fig. 3 is an enlarged view of fig. 1 at a according to the present invention;

fig. 4 is a top view of the end face of the telescopic rod of fig. 1 according to the present invention;

fig. 5 is a front view of one end of the telescopic rod of fig. 1.

In the figure: 1. a loudspeaker; 2. a microphone switch; 3. a sound amplifying body; 4. a sound adjustment button; 5. a wire; 6. a connecting wire; 7. a telescopic rod; 8. a neck protection pad; 9. a shackle; 10. elastic bands; 11. tying a ring; 12. hooking; 13. an earphone switch; 14. a headset; 15. a heating pad; 16. a vibration plate; 17. a top plate; 18. a spring slot; 19. a spring; 20. a block slot; 21. a clamping block; 22. a fixture block chute; 23. and a headset slot.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, fig. 3, fig. 4 and fig. 5, the present invention provides a technical solution: a sound amplifying device for a Chinese teacher comprises a sound amplifying main body 3 and a telescopic rod 7, wherein the top end surfaces of two ends of the telescopic rod 7 are provided with headset inserting grooves 23, the headset inserting grooves 23 are conical grooves, a headset 14 is movably inserted in the headset inserting grooves 23, the lower parts of the headset 14 are matched with the headset inserting grooves 23 in shape, the headset 14 is conveniently inserted into the headset inserting grooves 23, a headset switch 13 is arranged on the surface of the headset 14 and used for switching on and off the headset 14, clamping blocks 21 are fixed on the side surfaces of the lower parts of the headset 14 and used for clamping the headset 14, clamping block sliding grooves 22 are formed in the edges of the headset inserting grooves 23, the clamping block sliding grooves 22 are rectangular grooves, the lower ends of the clamping block sliding grooves 22 are provided with clamping block grooves 20, the clamping block grooves 20 are annular grooves, after the clamping blocks 21 slide into the clamping block quick grooves 20, the clamping blocks 21 are rotated and clamped with the clamping block grooves 20, the lower ends of the groove clamping blocks 20 are provided with spring grooves, the other end of the spring 19 is fixedly connected with a top plate 17, after the headset 14 is inserted into a headset slot 23, the top plate 17 props against the bottom end of the headset 14, the replacement is convenient and rapid, the telescopic rod 7 is connected with the sound amplification main body 3 through the connecting wire 6, the sound amplification main body 3 is worn on the body, the connecting wire 6 penetrates through the telescopic rod 7 to be connected with the headset 14 and is used for transmitting and amplifying sound, please refer to fig. 1 and 2, the telescopic rod 7 is bent to be suitable for the shape of the neck and is worn on the neck, the glasses can be conveniently worn by a teacher, the neck pad 8 can be detachably arranged in the middle of the telescopic rod 7 and can be detached when the teacher does not need, the neck pad 8 is a flexible pad, the neck pad 8 is connected with the sound amplification main body 3 through the wire 5, the wire 5 penetrates through the neck pad 8 to be connected with the heating pad 15 and the vibration plate 16, the heating pad 15 can generate heat after being electrified, but does, for the slight massage of mr's neck, it is light comfortable, the inside of neck pad 8 includes heating pad 15 and vibrating plate 16, heating pad 15 is installed to the inside lower floor of neck pad 8, the top of heating pad 15 is provided with vibrating plate 16, the one end surface of neck pad 8 is provided with two shackle 9, the other end surface of neck pad 8 is provided with two tie rings 11, the surface of tie ring 11 is had elastic cord 10, the other end system of elastic cord 10 has couple 12, couple 12 catches on shackle 9, be used for fixed neck pad 8, it drops to avoid neck pad 8 to draw, it reads easily to dismantle, please refer to 1, be provided with megaphone 1 in the middle of the surface of megaphone main part 3, the lower left corner of megaphone 1 is provided with megaphone switch 2, the lower right corner of megaphone 1 is provided with sound adjustment button 4, adjust the size of public address equipment volume.

The utility model discloses when concrete implementation: the telescopic rod 7 is taken out, the lower part of the headset 14 is aligned with the headset slot 23, the fixture block 21 is aligned with the fixture block sliding groove 22, the headset 14 is inserted, the bottom end of the headset 14 is contacted with the top plate 17, the headset 14 is continuously inserted downwards, the headset 14 is rotated, after the fixture block 21 is screwed into the fixture block sliding groove 20, the top plate 17 is loosened, the headset 14 is jacked upwards by the top plate 17, fastening is carried out, the headset is installed, the neck protection pad 8 is taken out, the elastic band 10 is placed in the middle of the telescopic rod 7, the telescopic rod 7 is pressed on the surface of the neck protection pad 8, then the hook ring 11 is hooked by the hook 12, the neck protection pad 8 is fastened, the sound amplifying main body 3 is hung on the body, the loudspeaker switch 2 is opened, the telescopic rod 7 is bent to be suitable for the shape of the neck, the headset switch 13 is opened, the headset can be used, when one headset 14 avoids sudden accidents, the other headset 14 can be used, when the neck pad 8 is not needed, the neck pad can be 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

1. The utility model provides a chinese teacher uses public address equipment, includes public address main part (3) and telescopic link (7), its characterized in that: open the top surface of telescopic link (7) has headset slot (23), headset (14) have been inserted in the inside activity of headset slot (23), the surface of headset (14) is provided with headset switch (13), the lower part side of headset (14) is fixed with fixture block (21), open at the edge of headset slot (23) has fixture block spout (22), open the lower extreme of fixture block spout (22) has fixture block groove (20), the inside movable mounting of fixture block groove (20) has fixture block (21), open the lower extreme of fixture block groove (20) has spring groove (18), spring (19) are installed to the bottom of spring groove (18), the other end fixedly connected with roof (17) of spring (19), telescopic link (7) are connected with public address main part (3) through connecting wire (6).

2. A speaker apparatus for a chinese teacher according to claim 1, wherein: the centre of telescopic link (7) can be dismantled and be provided with and protect neck pad (8), protect neck pad (8) and be connected with public address main part (3) through wire (5), protect the inside lower floor of neck pad (8) and install heating pad (15), the top of heating pad (15) is provided with vibrating plate (16), the one end surface of protecting neck pad (8) is provided with shackle (9), the other end surface of protecting neck pad (8) is provided with and ties ring (11), the surface system of tying ring (11) has elastic cord (10), the other end system of elastic cord (10) has couple (12).

3. A speaker apparatus for a chinese teacher according to claim 1, wherein: be provided with megaphone (1) in the middle of the surface of public address main part (3), the lower left corner of megaphone (1) is provided with megaphone switch (2), the lower right corner of megaphone (1) is provided with sound adjust button (4).

4. A speaker apparatus for a chinese teacher according to claim 1, wherein: the telescopic link (7) is bent to be suitable for the neck shape, headset slot (23) is the taper groove, fixture block spout (22) are the rectangular channel, fixture block groove (20) are the ring channel, connecting wire (6) pass telescopic link (7) and are connected with headset (14).

5. A speaker apparatus for a teacher's voice according to claim 2, wherein: the inside of neck pad (8) includes heating pad (15) and vibrations board (16), wire (5) pass neck pad (8) and are connected with heating pad (15) and vibrations board (16), neck pad (8) are the flexible pad.