CN218413976U

CN218413976U - Record pole pivot structure of gramophone record machine

Info

Publication number: CN218413976U
Application number: CN202222043936.5U
Authority: CN
Inventors: 罗海
Original assignee: Shenzhen Aolaide Electronic Co ltd
Current assignee: Shenzhen Aolaide Electronic Co ltd
Priority date: 2022-08-04
Filing date: 2022-08-04
Publication date: 2023-01-31
Anticipated expiration: 2032-08-04

Abstract

The utility model belongs to the technical field of disc players, in particular to a vocal pole rotating shaft structure of a disc player, which comprises a disc player body and a positioning mechanism arranged in the disc player body, wherein the positioning mechanism comprises a working component, a connecting component and a clamping component; the working assembly comprises a rotating motor, a rotating cylinder, a positioning spring, a lifting column and a pressing block, wherein the inner wall of the gramophone record body is fixedly connected with the rotating motor, the rotating cylinder which is connected with the inner wall of the gramophone record body in a rotating mode is arranged at the output end of the rotating motor, the positioning spring drives the lifting column to slide along the inner wall of the rotating cylinder through self elasticity, the lifting column slides to drive three groups of lifting pore plates to slide synchronously, the sliding guide groove drives the sliding guide groove to slide synchronously through the lifting pore plates, the sliding guide groove drives the telescopic connecting plate to slide along the outer wall of the limiting rod through the sliding guide pillar, the telescopic connecting plate slides to drive the clamping block to be attached to an inner hole of a gramophone record, and stable positioning operation of the gramophone record is realized.

Description

Record pole pivot structure of gramophone record machine

Technical Field

The utility model relates to a record player technical field specifically is a record player's singing pole pivot structure.

Background

At present, with the improvement of living standard, the disc player is developed into a nostalgic fashion, which is deeply loved by users, the structure of the disc player comprises a disc, a singing rod, a phonograph head, a phonograph needle and the like, when the disc player plays, the disc is placed on the disc, the disc is rotated, the tiny phonograph needle slides the tracks on the plane of the disc to generate vibration and generate tiny sound, and the phonograph needle is provided with a sound amplifying device which plays music through the sound amplifying device.

However, when the existing disc player is used, the disc is generally directly placed on the disc player, but the disc is not positioned, so that the played sound is noisy, and when the existing disc player uses the vocal stick rotating shaft, the rotating friction force of the positioning rotating shaft is large, so that the rotation of the positioning rotating shaft is unstable, and therefore, the vocal stick rotating shaft structure of the disc player is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

In order to make up the deficiency of the prior art, the problem that the turntable is not positioned and the rotating friction force of the positioning rotating shaft is large is solved, the utility model provides a record rod rotating shaft structure of a turntable machine.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a singing rod rotating shaft structure of a turntable player, which comprises a turntable player body and a positioning mechanism arranged in the turntable player body, wherein the positioning mechanism comprises a working assembly, a connecting assembly and a clamping assembly;

the turntable comprises a turntable body, a turntable shaft, a positioning spring, a lifting column and a pressing block, wherein the turntable shaft is fixedly connected with the inner wall of the turntable body;

the connecting assembly comprises a lifting pore plate, a sliding guide groove and a sliding guide pillar, the outer wall of the lifting pillar is fixedly connected with the lifting pore plate, the outer wall of the lifting pore plate is provided with the sliding guide groove, and the outer wall of the sliding guide groove is movably connected with the sliding guide pillar;

the clamping assembly comprises a telescopic connecting plate, a limiting rod and a clamping block, wherein the telescopic connecting plate is fixedly connected to one end of the sliding guide column, the limiting rod fixedly connected with the inner wall of the rotary cylinder penetrates through the inner wall of the telescopic connecting plate, and the top end of the telescopic connecting plate extends to the clamping block fixedly connected to the upper side of the turntable body.

Preferably, the outer wall fixedly connected with of gramophone disc organism sings the pole base, the inside of singing the pole base is run through there is the location pivot, the bottom fixedly connected with location cushion of location pivot, the laminating of location cushion bottom has the location concave block with singing pole base inner wall fixed connection, the outer wall fixedly connected with bearing housing of location pivot, the bearing housing is provided with the location bearing with the position of being connected of singing the pole base, the top of location pivot extends to singing pole base top fixedly connected with and connects the base, the outer wall of connecting the base has sung the pole main part soon, the one end threaded connection of singing the pole main part has the balancing weight, singing the pole main part and keeping away from the fixedly connected with of having a bit of balancing weight, the bottom fixedly connected with stylus of singing the head.

Preferably, the lifting column and the rotary cylinder barrel form a lifting structure through a positioning spring, and a central axis of the lifting column coincides with a central axis of the rotary cylinder barrel.

Preferably, four groups of lifting pore plates are arranged, and the position relationship of the four groups of lifting pore plates is distributed in an equiangular circumference manner relative to the central axis of the lifting column.

Preferably, the telescopic connecting plate forms a sliding structure through a sliding guide groove and a sliding guide pillar and a limiting rod, and the appearance of the sliding guide groove is inclined.

Preferably, the shape of the positioning cushion block is conical, and the central axis of the positioning cushion block coincides with the central axis of the positioning concave block.

Preferably, the connecting base is cylindrical, the central axis of the connecting base coincides with the central axis of the positioning rotating shaft, and a rotary gasket is arranged at the connecting part of the connecting base and the singing rod main body.

The utility model discloses an useful part lies in:

1. the utility model discloses a set up the clamp block, positioning spring drives the lift post through self elasticity and slides along the inner wall of rotatory cylinder, and the lift post slides and drives three groups of lift orifice plates and slide in step to make the lift post slide and drive the synchronous slip guide slot of slip guide slot through the lift orifice plate, and the slip guide slot drives flexible even board through the slip guide pillar and slides along the outer wall of gag lever post, and flexible even board slides and drives clamp block and the laminating of record disc hole mutually, realizes the stable location operation of antiphonal singing;

2. the utility model discloses a set up the location cushion, the singing rod main part rotates and drives the location pivot through connecting the base and rotate, and the location pivot rotates and drives the location cushion and use the concave piece in location to rotate as the rotation center, through setting up the outside location bearing of location pivot and location cushion, the location pivot rotational friction who significantly reduces, and the stylus of being convenient for slides along the record outer wall is stable.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

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

FIG. 2 is a schematic cross-sectional view of the base of the record rod of the present invention;

FIG. 3 is a schematic view of the connection structure of the positioning shaft of the present invention;

fig. 4 is a schematic view of the telescopic connection structure of the present invention.

In the figure: 1. a disc player body; 2. a rotating electric machine; 3. rotating the cylinder barrel; 4. a positioning spring; 5. a lifting column; 6. briquetting; 7. lifting the pore plate; 8. a sliding guide groove; 9. sliding the guide post; 10. a telescopic connecting plate; 11. a limiting rod; 12. a clamping block; 13. a vocal pole base; 14. positioning the rotating shaft; 15. positioning a cushion block; 16. positioning the concave block; 17. a bearing housing; 18. positioning the bearing; 19. connecting a base; 20. a vocal stick body; 21. a balancing weight; 22. a record head; 23. a stylus.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts belong to the protection scope of the present invention.

Example one

Referring to fig. 1 and 4, a turntable spindle structure of a turntable includes a turntable body 1 and a positioning mechanism disposed inside the turntable body 1, where the positioning mechanism includes a working assembly, a connecting assembly and a clamping assembly;

the working assembly comprises a rotating motor 2, a rotating cylinder 3, a positioning spring 4, a lifting column 5 and a pressing block 6, wherein the inner wall of the gramophone record machine body 1 is fixedly connected with the rotating motor 2, the rotating cylinder 3 which is connected with the inner wall of the gramophone record machine body 1 in a rotating mode is arranged at the output end of the rotating motor 2 in a rotating mode, the positioning spring 4 is fixedly connected to the inner wall of the rotating cylinder 3, the lifting column 5 which is connected with the inner wall of the rotating cylinder 3 in a sliding mode is fixedly connected to the top end of the positioning spring 4, and the pressing block 6 is fixedly connected to the top end of the lifting column 5;

the connecting assembly comprises a lifting pore plate 7, a sliding guide groove 8 and a sliding guide pillar 9, the outer wall of the lifting column 5 is fixedly connected with the lifting pore plate 7, the outer wall of the lifting pore plate 7 is provided with the sliding guide groove 8, and the outer wall of the sliding guide groove 8 is movably connected with the sliding guide pillar 9;

the clamping assembly comprises a telescopic connecting plate 10, a limiting rod 11 and a clamping block 12, one end of the sliding guide pillar 9 is fixedly connected with the telescopic connecting plate 10, the inner wall of the telescopic connecting plate 10 penetrates through the limiting rod 11 fixedly connected with the inner wall of the rotary cylinder barrel 3, and the top end of the telescopic connecting plate 10 extends to the clamping block 12 fixedly connected with the upper side of the gramophone disc machine body 1.

Furthermore, lifting column 5 passes through to constitute elevation structure between positioning spring 4 and the rotatory cylinder 3, and the axis of lifting column 5 coincides mutually with the axis of rotatory cylinder 3, is favorable to positioning spring 4 to drive lifting column 5 through self elasticity and slides along the inner wall of rotatory cylinder 3, realizes the gliding control operation of lifting column 5.

Furthermore, four groups of lifting pore plates 7 are arranged, the position relation of the four groups of lifting pore plates 7 is distributed in an equiangular circumference manner relative to the central axis of the lifting column 5, and the four groups of lifting pore plates 7 are arranged, so that the lifting column 5 can slide to drive the four groups of lifting pore plates 7 to synchronously slide, and the control operation of the synchronous sliding of the four groups of lifting pore plates 7 is realized.

Further, flexible even board 10 constitutes sliding construction through sliding guide slot 8 and slip guide pillar 9 and gag lever post 11 between, and the appearance of slip guide slot 8 is the slope form, is favorable to the lift post 5 to slide and drives slip guide slot 8 synchronous slip through lift orifice plate 7, and slip guide slot 8 drives flexible even board 10 through slip guide pillar 9 and slides along the outer wall of gag lever post 11, realizes the gliding control operation of flexible even board 10.

Example two

Referring to fig. 1-3, as another embodiment of the present invention, a first comparative example is shown, an outer wall of a turntable body 1 is fixedly connected with a turntable base 13, a positioning shaft 14 penetrates through the inside of the turntable base 13, a positioning pad 15 is fixedly connected to a bottom end of the positioning shaft 14, a positioning concave block 16 fixedly connected to an inner wall of the turntable base 13 is attached to a bottom end of the positioning pad 15, a bearing sleeve 17 is fixedly connected to an outer wall of the positioning shaft 14, a positioning bearing 18 is disposed at a connecting portion of the bearing sleeve 17 and the turntable base 13, a top end of the positioning shaft 14 extends to a top of the turntable base 13 and is fixedly connected with a connecting base 19, an outer wall of the connecting base 19 is rotatably connected with a turntable main body 20, one end of the turntable main body 20 is threadedly connected with a balance weight 21, a somewhat fixedly connected with a turntable head 22 far away from the balance weight 21 is disposed on the turntable main body 20, a turntable head 23 is fixedly connected to a bottom end of the turntable head 22, the positioning shaft 20 is beneficial to rotate to drive the positioning shaft 14 to rotate by the connecting base 19, the positioning shaft 14 to drive the positioning pad 15 to rotate with the positioning concave block 16 as a rotation center, the positioning shaft 14, and to reduce friction force of the turntable main body along the positioning shaft 14.

Furthermore, the shape of the positioning cushion block 15 is conical, the central axis of the positioning cushion block 15 coincides with the central axis of the positioning concave block 16, and the conical positioning cushion block 15 is arranged, so that the friction force between the positioning rotating shaft 14 and the record rod base 13 is favorably reduced.

Furthermore, the appearance of connecting base 19 is cylindricly, and the axis of connecting base 19 coincides mutually with the axis of location pivot 14, and the rotary gasket has been seted up at the position of being connected base 19 and singing rod main part 20, is favorable to singing rod main part 20 to rotate and drives location pivot 14 through connecting base 19 and rotate, realizes connecting base 19 and stabilizes pivoted control operation.

Principle of operation, at first, the user places the record on record disc organism 1, then, carry out positioning operation to the record disc, positioning spring 4 drives lift post 5 through self elasticity and slides along the inner wall of rotatory cylinder 3, lift post 5 slides and drives four group's lift orifice plates 7 synchronous slip, so that lift post 5 slides and drives slip guide slot 8 synchronous slip through lift orifice plate 7, slip guide slot 8 drives flexible even board 10 through slip guide pillar 9 and slides along the outer wall of gag lever post 11, flexible even board 10 slides and drives and press from both sides tight piece 12 and laminate mutually with the record disc hole, realize the stable positioning operation to the record disc.

Finally, the user dials the tone bar body 20 to make the stylus 23 on the outer wall of the tone head 22 fit with the edge of the record, the tone bar body 20 rotates to drive the positioning rotating shaft 14 to rotate through the connecting base 19, the positioning rotating shaft 14 rotates to drive the positioning cushion block 15 to rotate by taking the positioning concave block 16 as a rotating center, and by arranging the positioning bearing 18 and the positioning cushion block 15 outside the positioning rotating shaft 14, the rotating friction force of the positioning rotating shaft 14 is greatly reduced, and the stable sliding of the stylus 23 along the outer wall of the record is facilitated.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a record player's record player pivot structure, includes record player organism (1) and sets up the positioning mechanism in record player organism (1) inside, its characterized in that: the positioning mechanism comprises a working assembly, a connecting assembly and a clamping assembly;

the turntable disc comprises a turntable disc body (1), and is characterized in that the working assembly comprises a rotary motor (2), a rotary cylinder (3), a positioning spring (4), a lifting column (5) and a pressing block (6), wherein the rotary motor (2) is fixedly connected to the inner wall of the turntable disc body (1), the rotary cylinder (3) which is connected with the inner wall of the turntable disc body (1) in a rotating mode is arranged at the output end of the rotary motor (2), the positioning spring (4) is fixedly connected to the inner wall of the rotary cylinder (3), the lifting column (5) which is connected with the inner wall of the rotary cylinder (3) in a sliding mode is fixedly connected to the top end of the positioning spring (4), and the pressing block (6) is fixedly connected to the top end of the lifting column (5);

the connecting assembly comprises a lifting pore plate (7), a sliding guide groove (8) and a sliding guide pillar (9), the outer wall of the lifting column (5) is fixedly connected with the lifting pore plate (7), the outer wall of the lifting pore plate (7) is provided with the sliding guide groove (8), and the outer wall of the sliding guide groove (8) is movably connected with the sliding guide pillar (9);

the clamping assembly comprises a telescopic connecting plate (10), a limiting rod (11) and a clamping block (12), the telescopic connecting plate (10) is fixedly connected with one end of the sliding guide column (9), the limiting rod (11) fixedly connected with the inner wall of the rotary cylinder barrel (3) penetrates through the inner wall of the telescopic connecting plate (10), and the top end of the telescopic connecting plate (10) extends to the clamping block (12) fixedly connected with the upper portion of the gramophone disc machine body (1).

2. The turntable device of claim 1, wherein: outer wall fixedly connected with of gramophone disc organism (1) sing pole base (13), the inside of singing pole base (13) is run through and is had location pivot (14), the bottom fixedly connected with location cushion (15) of location pivot (14), location cushion (15) bottom laminating have with the concave piece (16) of location of singing pole base (13) inner wall fixed connection, the outer wall fixedly connected with bearing housing (17) of location pivot (14), bearing housing (17) are provided with location bearing (18) with the position of being connected of singing pole base (13), the top of location pivot (14) extends to and sing pole base (13) top fixedly connected with and connects base (19), the outer wall of connecting base (19) has connect soon and has sung pole main part (20), the one end threaded connection of singing pole main part (20) has balancing weight (21), the fixedly connected with a bit (22) of balancing weight (21) are kept away from to singing pole main part (20), the bottom fixedly connected with of singing pole head (22) has needle (23).

3. The turntable of claim 1, wherein: the lifting column (5) is of a lifting structure formed between the positioning spring (4) and the rotary cylinder barrel (3), and the central axis of the lifting column (5) is coincident with that of the rotary cylinder barrel (3).

4. The turntable device of claim 1, wherein: the lifting pore plate (7) is provided with four groups, and the position relation of the four groups of lifting pore plates (7) is distributed in an equiangular circumference manner about the central axis of the lifting column (5).

5. The turntable device of claim 1, wherein: the telescopic connecting plate (10) forms a sliding structure with the limiting rod (11) through the sliding guide groove (8) and the sliding guide post (9), and the appearance of the sliding guide groove (8) is inclined.

6. The turntable device of claim 2, wherein: the shape of the positioning cushion block (15) is conical, and the central axis of the positioning cushion block (15) is coincided with the central axis of the positioning concave block (16).

7. The turntable of claim 2, wherein: the appearance of connecting base (19) is cylindricly, the axis of connecting base (19) coincides mutually with the axis of location pivot (14), the rotating shim has been seted up with the position of being connected of singing pole main part (20) to connecting base (19).