CN214226508U - Driving structure of disc base - Google Patents

Abstract

The utility model discloses a drive structure of gramophone record base, including the gramophone main part, be equipped with the carousel that can rotate relative to the gramophone main part on the gramophone main part, be equipped with the direct drive motor that can drive the carousel rotation in the gramophone main part, the output shaft of direct drive motor runs through the lateral wall on the gramophone main part and is connected with the carousel and makes the carousel rotate along with the output shaft synchronization, direct drive motor includes the casing of being connected with the gramophone main part, the output shaft is located the casing, be equipped with stator module between output shaft and the casing, be equipped with the bearing between output shaft and the casing, the bearing housing is established on the output shaft, be equipped with on the gramophone main part and can contact or the tone arm subassembly of separation with the record that is located on the carousel; when using, order about the carousel through directly driving the motor and rotate along with the output shaft is synchronous, can make the carousel with directly drive motor synchronous working, consequently the utility model has the characteristics of job stabilization, structure are simplified and the dismouting is convenient to make tone quality more clear.

Description

Driving structure of disc base

[ technical field ] A method for producing a semiconductor device

The utility model belongs to the technical field of gramophone and specifically relates to a drive structure of gramophone record base.

[ background of the invention ]

A phonograph is an electric apparatus for playing a record, the sound of which is stored in an arc-shaped groove acoustically carved on the plane of a disc placed on a turntable, rotating under a stylus. The turntable for bearing the disc is driven by a corresponding motor, and the turntable is driven by the motor to rotate so as to rotate the disc; the mode that adopts at present is through the pivot of belt linkage revolving stage by the motor, and then makes the rotation of revolving stage, however this kind of method exists the belt phenomenon of skidding for transmission power is not good between motor and the pivot, and the broadcasting effect is influenced to the slow time when the revolving stage appears, gives the bad sense of hearing experience of user, and this kind of method still has the structure complicacy and the dismouting step is various simultaneously.

Meanwhile, the motor is rotatably connected with the rotating shaft through a belt, when the motor rotates, the rotating shaft can rotate along with the motor after a period of time due to the fact that the belt is arranged between the motor and the rotating shaft, and when the motor stops rotating, the rotating shaft cannot timely stop rotating.

Therefore, the present invention has been made in view of the above problems.

[ Utility model ] content

The utility model aims at overcoming the defects of the prior art, providing a drive structure of a turntable base, improving the problems existing in the prior art and having the characteristics of stable work, simplified structure and convenient disassembly and assembly.

The utility model discloses a realize through following technical scheme:

the utility model provides a drive structure of gramophone base, includes gramophone main part 1, be equipped with the relative gramophone main part 1 pivoted carousel 3 of ability in the gramophone main part 1, be equipped with in the gramophone main part 1 and order about 3 pivoted direct drive motor 2 of carousel, the output shaft 21 that directly drives motor 2 runs through gramophone main part 1 and goes up the lateral wall and be connected with carousel 3 and make carousel 3 can rotate along with output shaft 21 is synchronous, directly drive motor 2 and include the casing 23 of being connected with gramophone main part 1, output shaft 21 is located casing 23, be equipped with stator module 22 between output shaft 21 and the casing 23, be equipped with bearing 24 between output shaft 21 and the casing 23, bearing 24 cover is established on output shaft 21, be equipped with on the gramophone main part 1 can with the tone arm subassembly 4 that is located the record contact or separation on carousel 3.

The driving structure of the turntable base is characterized in that the output shaft 21 of the direct drive motor 2 is sleeved with a damping sleeve 211 which has a damping effect when being connected with the turntable 3.

The driving structure of the turntable base is characterized in that the number of the bearings 24 is two, and the two bearings 24 are respectively sleeved at the upper end and the lower end of the output shaft 21.

The drive structure of the turntable base as described above is characterized in that the output shaft 21 of the direct drive motor 2 is located at the center position of the turntable 3.

The driving structure of the turntable base is characterized in that the tone arm assembly 4 is integrally mounted on the phonograph body 1.

The drive structure of the turntable base is characterized in that the bottom end of the gramophone main body 1 is provided with four groups of supporting leg assemblies 5 capable of being buffered, the supporting leg assemblies 5 are arranged in four groups, the supporting leg assemblies 5 are uniformly arranged at the bottom end of the gramophone main body 1 at intervals, and the gramophone main body 1 is in a balanced state.

The driving structure of the turntable base is characterized in that the supporting leg assembly 5 comprises a foot pad 52 detachably connected with the bottom end of the phonograph main body 1, and a spring 51 is arranged between the foot pad 52 and the bottom end of the phonograph main body 1.

The driving structure of the turntable base is characterized in that the supporting foot component 5 is a foot pad 52 made of soft material.

The driving structure of the turntable base is characterized in that the phonograph main body 1 is provided with a rechargeable mobile electricity storage battery, and the mobile electricity storage battery is electrically connected with the direct drive motor 2 and the voice arm assembly 4.

The driving structure of the turntable base is characterized in that the phonograph main body 1 is connected with a reversible cover body 6.

Compared with the prior art, the utility model has the advantages of as follows:

1. the utility model discloses a gramophone main part, be equipped with the relative gramophone main part pivoted carousel of ability on the gramophone main part, be equipped with in the gramophone main part and order about carousel pivoted and directly drive the motor, the output shaft that directly drives the motor runs through the gramophone main part and goes up the lateral wall and be connected with the carousel and make the carousel can rotate along with the output shaft is synchronous, directly drive the motor and include the casing of being connected with the gramophone main part, the output shaft is located the casing, be equipped with stator module between output shaft and the casing, be equipped with the bearing between output shaft and the casing, the bearing housing is established on the output shaft, be equipped with on the gramophone main part can with be located the audio amplifier subassembly of record contact or separation on the gramophone. When using, order about the carousel through directly driving the motor and rotate along with the output shaft is synchronous, can make the carousel with directly drive motor synchronous working, consequently the utility model has the characteristics of job stabilization, structure are simplified and the dismouting is convenient to make tone quality more clear, improve the audio.

2. The cover is equipped with the shock attenuation cover that can have the cushioning effect when being connected with the carousel on the output shaft that directly drives the motor, can further reduce gramophone vibrations for stable, the steady rotation of gramophone improves gramophone tone quality.

3. The tone arm subassembly is the integral type and installs in gramophone main part, has the convenient characteristics of dismouting.

4. The supporting legs subassembly that phonograph main part bottom was equipped with can the buffering can reduce the outside vibrations to the phonograph main part, improves stability and improvement tone quality.

5. Be equipped with chargeable removal accumulate battery in the gramophone main part, remove accumulate battery and all be connected with directly driving motor and voice arm subassembly electricity, can place the gramophone main part according to scene demand or user's needs, do not receive the scene restriction, have the characteristics that the practicality is high and the flexibility is strong.

[ description of the drawings ]

The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:

fig. 1 is a perspective view of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

[ detailed description ] embodiments

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 and 2, the utility model relates to a drive structure of gramophone record base, including gramophone main part 1, be equipped with the relative gramophone main part 1 pivoted carousel 3 of ability on the gramophone main part 1, be equipped with in the gramophone main part 1 and order about 3 pivoted of carousel and directly drive motor 2, the output shaft 21 that directly drives motor 2 runs through on the gramophone main part 1 lateral wall and is connected with carousel 3 and makes carousel 3 can follow output shaft 21 synchronous rotation, directly drive motor 2 and include the casing 23 of being connected with gramophone main part 1, output shaft 21 is located casing 23, be equipped with stator module 22 between output shaft 21 and the casing 23, be equipped with bearing 24 between output shaft 21 and the casing 23, the bearing 24 cover is established on output shaft 21, be equipped with on the gramophone main part 1 can with the sound arm subassembly 4 that is located the record contact or the separation on carousel 3. When using, order about the carousel through directly driving the motor and rotate along with the output shaft is synchronous, can make the carousel with directly drive motor synchronous working, consequently the utility model has the characteristics of job stabilization, structure are simplified and the dismouting is convenient.

Through the output shaft that directly drives the motor being connected with the carousel, can make the carousel rotate steadily, the rotational speed is even, ensure that gramophone during operation is steady more, can not rock for tone quality is more clear, improves the audio.

Further, the output shaft 21 of the direct drive motor 2 is sleeved with a damping sleeve 211 which can have a damping effect when being connected with the rotary disc 3. Can further reduce record of record vibrations for record of record is stable, steady rotation, makes tone quality clearer, improves the audio.

In order to enable the direct drive motor to rotate stably and smoothly, the number of the bearings 24 is two, and the two bearings 24 are respectively sleeved at the upper end and the lower end of the output shaft 21.

In order to make the turntable rotate smoothly, the output shaft 21 of the direct drive motor 2 is located at the center position of the turntable 3.

For the convenience of disassembly and assembly and convenience of use, the tone arm assembly 4 is integrally mounted on the phonograph main body 1.

But 1 bottom of gramophone main part is equipped with cushioned supporting legs subassembly 5, the quantity of supporting legs subassembly 5 is four groups, four groups the even spaced of supporting legs subassembly 5 is installed on 1 bottom of gramophone main part and is made gramophone main part 1 be in balanced state. The vibration of the outside to the gramophone main body can be reduced, the stability is improved, and the sound effect is improved.

According to the design requirement, supporting legs subassembly 5 includes can dismantle the callus on the sole 52 of being connected with gramophone main part 1 bottom, be equipped with spring 51 between callus on the sole 52 and gramophone main part 1 bottom.

Alternatively, the supporting foot component 5 is a foot pad 52 made of soft material. The foot pad 52 is silica gel.

The gramophone main body 1 is provided with a rechargeable mobile electricity storage battery, and the mobile electricity storage battery is electrically connected with the direct drive motor 2 and the voice arm assembly 4. The gramophone main body can be placed according to scene requirements or user requirements, is not limited by scenes, and has the characteristics of high practicability and high flexibility.

The phonograph body 1 is connected with a reversible cover body 6. Can conveniently transport and prevent the spare part of gramophone main part from being damaged.

Claims (10)

1. The driving structure of the turntable base is characterized by comprising a gramophone main body (1), wherein a turntable (3) which can rotate relative to the gramophone main body (1) is arranged on the gramophone main body (1), a direct drive motor (2) which can drive the turntable (3) to rotate is arranged in the gramophone main body (1), an output shaft (21) of the direct drive motor (2) penetrates through the upper side wall of the gramophone main body (1) to be connected with the turntable (3) and enables the turntable (3) to synchronously rotate along with the output shaft (21), the direct drive motor (2) comprises a shell (23) connected with the gramophone main body (1), the output shaft (21) is positioned in the shell (23), a stator component (22) is arranged between the output shaft (21) and the shell (23), a bearing (24) is arranged between the output shaft (21) and the shell (23), and the bearing (24) is sleeved on the output shaft (21), the gramophone main body (1) is provided with a sound arm assembly (4) capable of contacting or separating with a record positioned on the turntable (3).

2. A drive structure of a turntable base according to claim 1, characterized in that the output shaft (21) of the direct drive motor (2) is provided with a damping sleeve (211) which has a damping effect when connected to the turntable (3).

3. The drive structure of a turntable base according to claim 1, wherein said bearings (24) are two in number, and said two bearings (24) are respectively fitted over the upper and lower ends of the output shaft (21).

4. A drive arrangement for a turntable base according to claim 1, 2 or 3, characterized in that the output shaft (21) of the direct drive motor (2) is located at the centre of the turntable (3).

5. A drive structure of a turntable base according to claim 1, characterized in that said tone arm assembly (4) is integrally mounted to the phonograph body (1).

6. The drive structure of the turntable base of claim 1, wherein the bottom end of the gramophone main body (1) is provided with four sets of supporting foot assemblies (5) which can be buffered, and the supporting foot assemblies (5) are uniformly arranged on the bottom end of the gramophone main body (1) at intervals and make the gramophone main body (1) in a balanced state.

7. The drive structure of a turntable base according to claim 6, wherein said supporting foot assembly (5) comprises a foot pad (52) detachably connected to the bottom end of the gramophone main body (1), and a spring (51) is disposed between said foot pad (52) and the bottom end of the gramophone main body (1).

8. The drive structure of a turntable base according to claim 6, wherein said supporting foot assembly (5) is a foot pad (52) made of soft material.

9. The drive structure of a turntable base according to claim 1, wherein the phonograph body (1) is provided with a rechargeable mobile electric storage battery, and the mobile electric storage battery is electrically connected with the direct drive motor (2) and the voice arm assembly (4).

10. The drive structure of a turntable base according to claim 1, wherein a reversible cover (6) is attached to said phonograph main body (1).

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