CN215642259U - Metronome is used in music teaching - Google Patents

Abstract

The utility model discloses a metronome for music teaching, which comprises a machine body, wherein an inner cavity is arranged in the machine body, one side of the machine body is jointly and rotatably connected with a box door through two hinges, two sides of the bottom of the machine body are jointly provided with a moving mechanism, the bottom of the machine body is fixedly connected with two connecting rods, one ends of the two connecting rods are jointly and fixedly connected with a base, the bottom of the base is provided with a sucker, the surface of the sucker is provided with a plurality of air holes, and a chassis is arranged in the base. The utility model effectively solves the problems that the metronome in the prior art has poor stability after being placed and is easy to displace and even fall under the action of external force, the internal and external pressures of the sucker are controlled through the rotating button, so that the fixation of the metronome is further enhanced, the oscillating bar is sealed in the machine body in a non-use state, and the dust is prevented from entering the machine body through the box door, so that the dust is prevented from entering the machine body and attaching to the machine core to influence the working performance of the machine core.

Description

Metronome is used in music teaching

Technical Field

The utility model relates to the technical field of music teaching, in particular to a metronome for music teaching.

Background

The music metronome mainly has two kinds at present of mechanical type and electronic type, and it can send stable beat for make when playing musical instrument play and beat and cooperate, be applicable to musical instruments such as piano, guitar, zither, can play very good supplementary teaching's effect in the music teaching process.

However, the metronome in the prior art is not good in stability after being placed, and is easy to generate displacement and even fall under the action of external force, and meanwhile, under the condition that the metronome is not used, the beating swing rod part is still directly exposed in the air, dust is easy to enter the interior of the metronome from the connecting hole of the beating swing rod and the metronome and then is attached to the movement, so that the working performance of the movement is greatly reduced, and the accuracy of beating is finally and directly influenced.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a metronome for music teaching.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a metronome is used in music teaching, includes the organism, be provided with the inner chamber in the organism, one side of organism rotates jointly through two hinges and is connected with the chamber door, the bottom both sides of organism are provided with moving mechanism jointly, two connecting rods of bottom fixedly connected with of organism, the common fixedly connected with base of one end of two connecting rods, the sucking disc is installed to the bottom of base, the surface of sucking disc is provided with a plurality of bleeder vents, install the chassis in the base, the upper end middle part at the sucking disc is installed on the chassis, the upper end middle part on chassis is fixed the cup joint has the screw rod, be provided with fixed establishment on the sucking disc.

Preferably, the fixing mechanism comprises a screw arranged in the middle of the sucker, one end of the screw is in threaded sleeve connection with the chassis, the upper end of the base is provided with an opening, the screw rod penetrates through the opening, a spring is fixedly connected between the base and the sucker together, the spring is in sleeve connection with the screw rod, and a rotating mechanism is in threaded sleeve connection with the screw rod.

Preferably, slewing mechanism includes the lantern ring of screw thread cup joint on the screw rod, the upper end of base is contradicted and is had the turn button, the fixed cover of lantern ring is in the turn button, the a week surface of turn button is provided with friction line jointly.

Preferably, the moving mechanism comprises two mounting frames fixedly connected to two sides of the bottom of the machine body respectively, rotating shafts are sleeved in the two mounting frames in a rotating mode, rotating wheels are mounted on the two rotating shafts, and the two rotating wheels are arranged on two sides of the fixing mechanism respectively.

Preferably, the top of the machine body is fixedly connected with a lifting handle, the inner cavity is rotatably connected with a swing rod, one side of the box door is provided with a door lock, the other side of the machine body is provided with a lock hole, and the door lock corresponds to the lock hole.

Compared with the prior art, the utility model has the beneficial effects that:

1. the sucker, the screw rod, the knob and other components are effectively matched, the inside and outside pressure of the sucker is controlled by the knob, the metronome is fixed by utilizing the principle of inside and outside air pressure difference, the operation is simple and convenient, and the knob is used for sealing the top of the base, so that the whole sucker is more attractive, and good operation hand feeling is brought to a user;

2. through the effective matching of the box door, the door lock, the lock hole and other components, the box door for protection is additionally arranged on the outer side of the oscillating bar, so that the situation that the oscillating bar is exposed outside for a long time to cause ash falling on the surface of the oscillating bar and influence the use is avoided, and the door lock and the lock hole are convenient for the fixation of the box door;

in conclusion, the metronome effectively solves the problems that the metronome in the prior art is poor in stability after being placed and is easy to displace and even fall under the action of external force, the internal and external pressures of the sucker are controlled through the rotating button, the fixation of the metronome is further enhanced, the oscillating rod is sealed in the machine body in a non-use state, and dust is prevented from entering the machine body through the box door, so that the dust is prevented from entering the machine body and attaching to the machine core, and the working performance of the machine core is prevented from being influenced.

Drawings

Fig. 1 is a connection structure diagram of a metronome for music teaching according to the present invention;

fig. 2 is a structural diagram of a fixing mechanism of a metronome for music teaching according to the present invention;

fig. 3 is a top view of a suction cup of a metronome for music teaching according to the present invention;

fig. 4 is a structure diagram of the connection of the rotary knob of the metronome for music teaching according to the present invention.

In the figure: the device comprises a handle 1, a machine body 2, a hinge 3, a door lock 4, a door 5, an inner cavity 6, a swing rod 7, a lock hole 8, a connecting rod 9, a turn button 10, an installation rack 11, a rotating wheel 12, a base 13, a base 14, a screw 15, a screw 16, an opening 17, a spring 18, a suction cup 19, an air vent 20 and a lantern ring 21.

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.

Referring to fig. 1-4, a metronome for music teaching comprises an instrument body 2, wherein the instrument body 2 is a metronome main body, a component for driving equipment to work is installed inside the metronome main body, an inner cavity 6 is arranged in the instrument body 2, a swing rod 7 is rotatably connected in the inner cavity 6, the swing rod 7 is connected with the internal component of the instrument body 2 and is controlled by a corresponding control switch, so that the metronome is convenient for workers to operate, and the inner cavity 6 enables the swing rod 7 to work inside the metronome to avoid being exposed outside.

According to the utility model, one side of the machine body 2 is connected with a box door 5 through two hinges 3 in a rotating mode, the top of the machine body 2 is fixedly connected with a handle 1, one side of the box door 5 is provided with a door lock 4, the other side of the machine body 2 is provided with a lock hole 8, the door lock 4 corresponds to the lock hole 8, the hinge 3 facilitates opening and closing of the box door 5, the door lock 4 and the lock hole 8 are matched to store a swing rod 7 in an inner cavity 6, and external dust is prevented from entering the interior of the machine body 2 and affecting the performance of the machine body 2.

In the utility model, two sides of the bottom of the machine body 2 are provided with the moving mechanism together, the machine body 2 can be conveniently moved through the moving mechanism, the moving mechanism comprises two mounting frames 11 which are fixedly connected to two sides of the bottom of the machine body 2 respectively, rotating shafts are rotatably sleeved in the two mounting frames 11, rotating wheels 12 are mounted on the two rotating shafts respectively, the two rotating wheels 12 are arranged on two sides of the fixing mechanism respectively, and the mounting frames 11 are convenient for the mounting and dismounting of the rotating wheels 12.

In the utility model, two connecting rods 9 are fixedly connected to the bottom of the machine body 2, one end of each of the two connecting rods 9 is fixedly connected with a base 13, the machine body 2 is connected with the base 13 through the connecting rods 9, the machine body 2 is convenient to control through a fixing mechanism, a suction disc 19 is installed at the bottom of the base 13, a plurality of air holes 20 are formed in the surface of the suction disc 19, a base disc 14 is installed in the base 13, the base disc 14 is installed in the middle of the upper end of the suction disc 19, a screw rod 16 is fixedly sleeved in the middle of the upper end of the base disc 14, the fixing mechanism is arranged on the suction disc 19, the base disc 14 is controlled through the fixing mechanism, air in the suction disc 19 and a contact surface is exhausted through the base disc 14, the suction disc 19 is tightly attached to the contact surface through the difference of internal air pressure and external air pressure, and the stability of the machine body 2 are ensured.

In the utility model, the fixing mechanism comprises a screw 15 arranged in the middle of a sucker 19, one end of the screw 15 is in threaded sleeve joint with a chassis 14, the sucker 19 is connected with the chassis 14 through the screw 15, the upper end of a base 13 is provided with an opening 17, a screw 16 penetrates through the opening 17, the opening 17 facilitates the lifting of the screw 16, a spring 18 is fixedly connected between the base 13 and the sucker 19 together, the spring 18 is in sleeve joint with the screw 16, when the screw 16 is lifted, the spring 18 is compressed, and when the screw 16 is lowered, the spring 18 is reset, so that the influence on stability caused by the bouncing of air leakage on the chassis 14 is avoided.

In the utility model, a screw 16 is sleeved with a rotating mechanism in a threaded manner, the rotating mechanism comprises a sleeve ring 21 sleeved on the screw 16 in a threaded manner, the upper end of a base 13 is abutted with a rotating button 10, the sleeve ring 21 is fixedly sleeved in the rotating button 10, friction grains are jointly arranged on the surface of the periphery of the rotating button 10, the rotating button 10 is rotated, the sleeve ring 21 rotates along with the rotating button 10, so that the screw 16 sleeved on the rotating button moves up and down, when the screw 16 moves downwards, air between a suction disc 19 and a contact surface is pressed out by pushing a base plate 14, the air is exhausted through an air hole 20 on the suction disc 19 and is exhausted out of the base 13 through an opening 17, the pressure in the suction disc 19 and the contact surface is smaller than the external pressure, the suction disc 19 is tightly fixed on the contact surface, otherwise, the suction disc 19 is separated from the contact surface.

In the utility model, when in use, the equipment can be moved to a proper position through the rotating wheel 12, then the rotating button 10 is rotated, the lantern ring 21 rotates along with the rotating button 10, so that the screw 16 sleeved on the screw moves up and down, when the screw 16 moves downwards, the air between the suction cup 19 and the contact surface is pressed out by pushing the base plate 14, the air is exhausted through the air hole 20 on the suction cup 19 and is exhausted out of the base 13 through the opening, the pressure in the suction cup 19 and the contact surface is less than the external pressure, the suction cup 19 is tightly fixed on the contact surface, the door 5 is opened through the door lock 4, the machine body 2 drives the oscillating bar 7 to start working, after finishing, the door 5 is closed, the door lock 4 is tightly fastened in the lock hole 8 to keep the fixation of the door 5, when in need of moving, the rotating button 10 is rotated reversely, a gap is generated between the rotating button 10 and the upper surface of the base 13, the air enters the base 13 through the opening 17, the screw 16 pulls the base plate 14 to rise, the spring 18 is compressed, air enters the suction cup 19 and the contact surface through the air hole 20, so that the pressure in the suction cup 19 and the contact surface is equal to the external pressure, and the suction cup 19 is separated from the contact surface.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (5)

1. The utility model provides a metronome is used in music teaching, includes organism (2), its characterized in that: be provided with inner chamber (6) in organism (2), one side of organism (2) is rotated jointly through two hinges (3) and is connected with chamber door (5), the bottom both sides of organism (2) are provided with moving mechanism jointly, two connecting rods (9) of bottom fixedly connected with of organism (2), the common fixedly connected with base (13) of one end of two connecting rods (9), sucking disc (19) are installed to the bottom of base (13), the surface of sucking disc (19) is provided with a plurality of bleeder vents (20), install chassis (14) in base (13), the upper end middle part at sucking disc (19) is installed in chassis (14), the upper end middle part of chassis (14) is fixed to have cup jointed screw rod (16), be provided with fixed establishment on sucking disc (19).

2. The metronome for music teaching according to claim 1, wherein: the fixing mechanism comprises a screw (15) arranged in the middle of a sucker (19), one end of the screw (15) is sleeved on a chassis (14) in a threaded manner, an opening (17) is formed in the upper end of a base (13), a screw rod (16) penetrates through the opening (17), a spring (18) is fixedly connected between the base (13) and the sucker (19) together, the spring (18) is sleeved on the screw rod (16), and a rotating mechanism is sleeved on the screw rod (16) in a threaded manner.

3. The metronome for music teaching according to claim 2, wherein: slewing mechanism includes lantern ring (21) that the screw thread cup jointed on screw rod (16), the upper end of base (13) is contradicted and is had turn button (10), the fixed cover of lantern ring (21) is connected in turn button (10), the a week surface of turn button (10) is provided with friction line jointly.

4. The metronome for music teaching according to claim 1, wherein: the moving mechanism comprises two mounting frames (11) which are fixedly connected to two sides of the bottom of the machine body (2) respectively, rotating shafts are sleeved in the two mounting frames (11) in a rotating mode, rotating wheels (12) are mounted on the two rotating shafts, and the two rotating wheels (12) are arranged on two sides of the fixing mechanism respectively.

5. The metronome for music teaching according to claim 1, wherein: the top fixedly connected with handle (1) of organism (2), inner chamber (6) internal rotation is connected with pendulum rod (7), one side of chamber door (5) is provided with lock (4), lockhole (8) have been seted up to the opposite side of organism (2), lock (4) and lockhole (8) are corresponding.

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