CN214278658U

CN214278658U - Metronome with protection device for music teaching

Info

Publication number: CN214278658U
Application number: CN202120018173.1U
Authority: CN
Inventors: 谢婷婷
Original assignee: Changsha Normal University
Current assignee: Changsha Normal University
Priority date: 2021-01-06
Filing date: 2021-01-06
Publication date: 2021-09-24
Anticipated expiration: 2031-01-06

Abstract

The utility model discloses a music teaching is with metronome that has protection device, including protective housing, placement mechanism and stop gear, placement mechanism sets up the top at the protective housing, stop gear sets up on the protective housing, placement mechanism includes the fly leaf, the fly leaf sets up the inside at the protective housing, the midpoint department at fly leaf top installs the metronome body. The utility model discloses a fly leaf, the metronome body, fixed lid, a handle, the dog, the rubber pad, antifriction bearing, the fixed axle, the fixed plate, the limiting plate, lead to groove and buffer spring's mutually supporting, thereby the convenience is protected the metronome, avoid the metronome to drop the phenomenon that appears damaging when subaerially, thereby avoid damaging the inside component of metronome, the life of metronome has been improved greatly, and the dust covers the metronome when avoiding the metronome not to use, the convenience when carrying has been improved simultaneously, bring very big facility for the user.

Description

Metronome with protection device for music teaching

Technical Field

The utility model relates to a music teaching technical field specifically is a music teaching is with metronome that has protection device.

Background

The metronome is a mechanical, electric or electronic device capable of sending a stable beat in various speeds, the types of the device are various, the metronome which most commonly uses Meerzel is pyramid-shaped in appearance, a clock structure is arranged in the metronome, a gear and a clockwork spring are arranged in the metronome, a swing rod is driven, the swing rod sends sharp 'dripping' sound at the end of each swing, the speed of the dripping sound can move a pendulum bob up and down according to a vernier scale carved on the swing rod, and the speed of the dripping sound can be adjusted to 40-210 beats per minute. But common metronome does not have protection device, when the condition that drops appears when the metronome is carrying, then can influence the life of metronome greatly, then can damage the metronome under the severe condition, when the metronome does not use in addition, also probably appear being dropped subaerial phenomenon, bring very big inconvenience for the user, for this reason, we provide a music teaching with the metronome that has protection device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a music teaching is with metronome with protection device 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: a metronome with a protection device for music teaching comprises a protective shell, a placing mechanism and a limiting mechanism, wherein the placing mechanism is arranged at the top of the protective shell, and the limiting mechanism is arranged on the protective shell;

the placing mechanism comprises a movable plate, the movable plate is arranged inside a protective shell, a metronome body is arranged at the middle point of the top of the movable plate, the top of the metronome body penetrates through the protective shell and extends to the outside of the protective shell, a fixed cover matched with the protective shell is arranged at the top of the metronome body, a handle is arranged at the middle point of the top of the fixed cover, stop blocks are arranged on the left side and the right side of the top of the movable plate, and rubber pads are arranged on the left side and the right side of the bottom of the inner wall of the protective shell;

stop gear includes antifriction bearing, antifriction bearing's quantity is two and installs respectively in the recess of the protective housing left and right sides, swing joint has the fixed axle on antifriction bearing's the inner wall, the fixed axle is kept away from the one end of protective housing and is installed the fixed plate, one side that the fixed plate is close to the protective housing is provided with the limiting plate, logical groove has all been seted up at the top of the protective housing left and right sides, the limiting plate runs through logical groove and protective housing in proper order and extends to the inside of protective housing near the one side that leads to the groove, limiting plate sliding connection is on the inner wall that leads to the groove, two buffer spring are installed to one side that the limiting plate is close to the protective housing, buffer spring is close to the one end and the protective housing fixed connection of protective housing.

Preferably, the movable plate is slidably connected to the inner wall of the protective shell.

Preferably, the bottoms of the stop blocks are in contact with the top of the movable plate, and one sides, far away from each other, of the two stop blocks are fixedly connected with the inner wall of the protective shell respectively.

Preferably, one side of the fixed plate, which is close to the limiting plate, is in contact with the limiting plate.

Preferably, the limiting plate is U-shaped, and one side of the limiting plate close to the movable plate is in contact with the movable plate.

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

the utility model discloses a fly leaf, the metronome body, fixed lid, a handle, the dog, the rubber pad, antifriction bearing, the fixed axle, the fixed plate, the limiting plate, lead to groove and buffer spring's mutually supporting, thereby the convenience is protected the metronome, avoid the metronome to drop the phenomenon that appears damaging when subaerially, thereby avoid damaging the inside component of metronome, the life of metronome has been improved greatly, and the dust covers the metronome when avoiding the metronome not to use, the convenience when carrying has been improved simultaneously, bring very big facility for the user.

Drawings

Fig. 1 is a structural section view of the front view of the present invention.

Fig. 2 is a partial enlarged view of a-a in fig. 1 according to the present invention.

Fig. 3 is a structural section view of the front view of the metronome body of the present invention when not in use.

In the figure: the metronome comprises a protection shell 1, a placing mechanism 2, a movable plate 21, a metronome body 22, a fixed cover 23, a handle 24, a stop 25, a rubber pad 26, a limiting mechanism 3, a rolling bearing 31, a fixed shaft 32, a fixed plate 33, a limiting plate 34, a through groove 35 and a buffer spring 36.

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. 1-3, a metronome with a protection device for music teaching comprises a protective shell 1, a placing mechanism 2 and a limiting mechanism 3, wherein the placing mechanism 2 is arranged on the top of the protective shell 1, the limiting mechanism 3 is arranged on the protective shell 1, and the protective shell 1 is made of rubber.

The placing mechanism 2 comprises a movable plate 21, the movable plate 21 is arranged inside the protective shell 1, the movable plate 21 is connected to the inner wall of the protective shell 1 in a sliding manner, a metronome body 22 is fixedly connected to the midpoint of the top of the movable plate 21, the top of the metronome body 22 penetrates through the protective shell 1 and extends to the outside of the protective shell, a fixed cover 23 matched with the protective shell 1 is fixedly connected to the top of the metronome body 22, a handle 24 is fixedly connected to the midpoint of the top of the fixed cover 23, stop blocks 25 are arranged on the left side and the right side of the top of the movable plate 21, the bottoms of the stop blocks 25 are mutually contacted with the top of the movable plate 21, one sides of the two stop blocks 25 far away from each other are respectively fixedly connected with the inner wall of the protective shell 1, rubber pads 26 are fixedly connected to the left side and the right side of the bottom of the inner wall of the protective shell 1, by providing the rubber pad 26, the movable plate 21 is prevented from directly making collision contact with the bottom of the protective case 1.

The limiting mechanism 3 comprises two rolling bearings 31, the two rolling bearings 31 are respectively arranged in grooves on the left side and the right side of the protective shell 1, a fixed shaft 32 is movably connected on the inner wall of each rolling bearing 31, one end, away from the protective shell 1, of each fixed shaft 32 is fixedly connected with a fixed plate 33, one side, close to the protective shell 1, of each fixed plate 33 is provided with a limiting plate 34, one side, close to the limiting plate 34, of each fixed plate 33 is in contact with the corresponding limiting plate 34, through grooves 35 are formed in the tops of the left side and the right side of the protective shell 1, one side, close to the corresponding through groove 35, of each limiting plate 34 sequentially penetrates through the corresponding through groove 35 and the corresponding protective shell 1 and extends into the corresponding protective shell 1, the limiting plates 34 are connected on the inner wall of the corresponding through grooves 35 in a sliding mode, the limiting plates 34 are U-shaped, one side, close to the corresponding movable plate 21, of each limiting plate 34 is in contact with the corresponding movable plate 21, and one side, the corresponding to the corresponding protective shell 1 is fixedly connected with two buffer springs 36, buffer spring 36 is close to one end and the protective housing 1 fixed connection of protective housing 1, as shown in the figure, buffer spring 36 at this moment is in the state of compressed, through fly leaf 21, metronome body 22, fixed lid 23, handle 24, dog 25, rubber pad 26, antifriction bearing 31, fixed axle 32, fixed plate 33, limiting plate 34, lead to groove 35 and buffer spring 36's mutually supporting, thereby conveniently protect the metronome, the phenomenon of damage appears when avoiding the metronome to drop subaerially, thereby avoid damaging the inside component of metronome, the life of metronome has greatly been improved, and the dust covers on the metronome when avoiding the metronome not to use, the convenience when carrying has been improved simultaneously, bring very big facility for the user.

When the metronome body 22 is not needed to be used, the limit plate 34 is firstly pushed to enable the limit plate 34 to move close to the protective shell 1, the limit plate 34 again extrudes the buffer spring 36 to move, after the limit plate 34 and the fixed plate 33 are separated, the fixed plate 33 is rotated to 180 degrees, then the limit plate 34 is loosened, the buffer spring 36 drives the limit plate 34 to move away from the protective shell 1 through the restoring elasticity of the buffer spring 36, so that the limit plate 34 and the movable plate 21 are separated, at the moment, the metronome body 22 can be placed in the protective shell 1, so that the metronome body 22 drives the movable plate 21 to move downwards, so that the movable plate 21 and the rubber pad 26 are contacted with each other, at the moment, the fixed cover 23 moves to the top of the protective shell 1, then the limit plate 34 is pushed, the limit plate 34 extrudes the buffer spring 36 to move, so that the limit plate 34 at one end is inserted into the protective shell 1 again through the through groove 35, the other end limiting plate 34 moves to the top of fixed lid 23 to the effect of spacing fixed lid 23 has been played, then the rotation fixed plate 33 is to 180 degrees, makes the fixed plate 33 move the next door of limiting plate 34, then loosens limiting plate 34, through buffer spring 36's recovery elasticity, thereby has guaranteed the steadiness between fixed plate 33 and the limiting plate 34, then through handle 24, alright carry with whole device.

In summary, the following steps: this metronome with protection device for music teaching has solved the problem that proposes in the above-mentioned background art through the mutual cooperation of fly leaf 21, metronome body 22, fixed lid 23, handle 24, dog 25, rubber pad 26, antifriction bearing 31, fixed axle 32, fixed plate 33, limiting plate 34, logical groove 35 and buffer spring 36.

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 music teaching is with metronome that has protection device, includes protective housing (1), places mechanism (2) and stop gear (3), its characterized in that: the placing mechanism (2) is arranged at the top of the protective shell (1), and the limiting mechanism (3) is arranged on the protective shell (1);

the placing mechanism (2) comprises a movable plate (21), the movable plate (21) is arranged inside the protective shell (1), a metronome body (22) is installed at the middle point of the top of the movable plate (21), the top of the metronome body (22) penetrates through the protective shell (1) and extends to the outside of the protective shell, a fixed cover (23) matched with the protective shell (1) is installed at the top of the metronome body (22), a handle (24) is installed at the middle point of the top of the fixed cover (23), stop blocks (25) are arranged on the left side and the right side of the top of the movable plate (21), and rubber pads (26) are installed on the left side and the right side of the bottom of the inner wall of the protective shell (1);

the limiting mechanism (3) comprises rolling bearings (31), the number of the rolling bearings (31) is two, the rolling bearings are respectively installed in grooves in the left side and the right side of the protective shell (1), a fixing shaft (32) is movably connected to the inner wall of the rolling bearings (31), a fixing plate (33) is installed at one end, away from the protective shell (1), of the fixing shaft (32), a limiting plate (34) is arranged at one side, close to the protective shell (1), of the fixing plate (33), through grooves (35) are formed in the top of the left side and the right side of the protective shell (1), one side, close to the through grooves (35), of the limiting plate (34) sequentially penetrates through the through grooves (35) and the protective shell (1) and extends to the inside of the protective shell (1), the limiting plate (34) is connected to the inner wall of the through grooves (35) in a sliding, one end, close to the protective shell (1), of the buffer spring (36) is fixedly connected with the protective shell (1).

2. The metronome with a protection device for music teaching according to claim 1, wherein: the movable plate (21) is connected to the inner wall of the protective shell (1) in a sliding mode.

3. The metronome with a protection device for music teaching according to claim 2, wherein: the bottom of the stop blocks (25) is in contact with the top of the movable plate (21), and one sides, far away from each other, of the two stop blocks (25) are fixedly connected with the inner wall of the protective shell (1) respectively.

4. A metronome with a protection device for music teaching according to claim 3, characterized in that: one side of the fixed plate (33) close to the limit plate (34) is contacted with the limit plate (34).

5. The metronome with a protection device for music teaching according to claim 4, wherein: the limiting plate (34) is U-shaped, and one side of the limiting plate (34) close to the movable plate (21) is in contact with the movable plate (21).