CN212516556U

CN212516556U - Tone arm and disc player

Info

Publication number: CN212516556U
Application number: CN202020704267.XU
Authority: CN
Inventors: 吴剑峰
Original assignee: Foshan Nsr Audio Equipment Co ltd
Current assignee: Guangzhou Fusheng audio equipment Co.,Ltd.
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2021-02-09
Anticipated expiration: 2030-04-30

Abstract

The utility model discloses a tone arm, including the mount pad, arm pipe and record head, the mount pad includes fixing base and sliding seat, the sliding seat rotates and installs in the fixing base, arm pipe fixed mounting is in the sliding seat, the tone arm still includes record head seat, record head seat is installed in the arm pipe, air supporting design makes record head seat can slide and rotate relative to the arm pipe between arm pipe and the record head seat, the record head is fixed in the record head seat, through the above-mentioned design, when changing the record, record head seat rotates relative arm pipe and makes record head and record separation, the sliding seat drives arm pipe and makes the record head top have not blockked relatively the record level rotation, the record can direct change, and whole record arm simple structure.

Description

Tone arm and disc player

Technical Field

The utility model relates to a record player especially relates to a tone arm.

Background

A CD player, also known as a phonograph. Is a sound reproducing apparatus, the sound of which is stored in an arc-shaped notch groove which is carved on the plane of a record (disc) by an acoustic method. The record is placed on a turntable and rotated under a stylus. On black discs, the sound vibrations are realized by a wavy track or groove, the wave motion in the plane of the disc reproducing the pressure variations of the sound waves as accurately as possible. As the stylus moves along the groove, the tip vibrates slightly as the groove undulates. This vibration is amplified and dissipated in the air by mechanical means transmitting a membrane.

There are two types of tone arms on the market, namely a straight cutting arm (straight tracking) and a curved arm (circular tracking). When the disc is changed by the straight cutting arm, the arm pipe is vertically turned up to change the disc. When the record is replaced by a part of straight cutting arms, the arm tube rotates horizontally, and the integral structure of the tone arm is complex.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, one of the purposes of the present invention is to provide a tone arm with a horizontally rotating arm tube when the disc is replaced, which has a simple structure.

In order to overcome the defects of the prior art, the second object of the present invention is to provide a disc player with a horizontally rotating arm tube when the disc is replaced.

The utility model discloses an one of the purpose adopts following technical scheme to realize:

the utility model provides a tone arm, includes mount pad, arm pipe and record head, the mount pad includes fixing base and sliding seat, the sliding seat rotate install in the fixing base, arm pipe fixed mounting in the sliding seat, the tone arm still includes record head seat, record head seat install in the arm pipe, the arm pipe with air supporting design between the record head seat makes record head seat can be relative the arm pipe slides and rotates, the record head is fixed in record head seat.

Further, the arm pipe is linear.

Furthermore, the tone arm further comprises an air supply pipe, wherein the air supply pipe is fixed on the movable seat and supplies air to the joint of the arm pipe and the tone head seat through the movable seat and the arm pipe.

Furthermore, the tone arm further comprises a signal wire, and the signal wire is fixed on the movable seat and electrically connected with the tone head.

Further, the mount pad still includes the pivot, the pivot rotate install in the fixing base, the sliding seat with pivot fixed connection.

Furthermore, the tone arm further comprises a driving device, and the driving device is matched with the rotating shaft to drive the rotating shaft to rotate.

Further, the driving device is a motor.

The second purpose of the utility model is realized by adopting the following technical scheme:

the utility model provides a record player, includes tone arm and record player, the tone arm is located record player one side, the tone arm includes mount pad, arm pipe and record head, the mount pad includes fixing base and sliding seat, the sliding seat rotate install in the fixing base, arm pipe fixed mounting in the sliding seat, the tone arm still includes record head seat, record head seat install in the arm pipe, the arm pipe with air supporting design makes between the record head seat the arm pipe slides and rotates, the record head is fixed in record head seat.

Further, the arm pipe is linear.

Compared with the prior art, the utility model discloses the tone arm sliding seat rotates and installs in the fixing base, arm pipe fixed mounting is in the sliding seat, the gramophone stick seat is installed in the arm pipe, the air supporting design makes the gramophone stick seat can slide and rotate relative to the arm pipe between arm pipe and the gramophone stick seat, the gramophone stick is fixed in the gramophone stick seat, through the above-mentioned design, when more changing the record, the relative arm pipe of gramophone stick seat rotates and makes gramophone stick and record separation, the sliding seat drives the relative record level of arm pipe and rotates and make the record top have not the hindrance, the record can directly be changed, and whole tone arm.

Drawings

Fig. 1 is a perspective view of the CD player of the present invention;

fig. 2 is a side view of a tone arm of the jukebox of fig. 1.

In the figure: 10. a tone arm; 20. a mounting seat; 21. a fixed seat; 22. a rotating shaft; 23. a movable seat; 30. an arm tube; 40. a vocal head seat; 50. a record head; 60. a gas supply pipe; 70. a signal line; 80. a disc; 200. and (7) recording.

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.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present, secured by intervening elements. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly disposed on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 2, a disc player according to the present invention includes a tone arm 10 and a turntable 80. The turntable platter 80 is used to mount a record 200.

The tone arm 10 includes a mounting base 20, an arm tube 30, a tone head base 40, a tone head 50, an air supply tube 60, and a signal line 70. The mounting seat 20 includes a fixed seat 21, a rotating shaft 22 and a movable seat 23. One end of the rotating shaft 22 is rotatably mounted on the fixed seat 21, and the other end is fixedly connected with the movable seat 23. The tone arm 10 further includes a driving member that cooperates with the shaft 22 to rotate the shaft 22. In this embodiment, the driving member is a motor. The output shaft of the motor is fixed to the rotating shaft 22, and drives the rotating shaft 22 to rotate.

The arm tube 30 is linear. One end of the arm tube 30 is fixed to the movable base 23. The vocal head seat 40 is mounted on the arm tube 30 and connected to the arm tube 30 by air-floating, so that the vocal head seat 40 can rotate relative to the arm tube 30 and move along the arm tube 30. The cartridge 50 is secured to the cartridge 40. The air supply pipe 60 and the signal line 70 are fixed to the movable base 23 and extend into the arm tube 30. The air supply pipe 60 supplies air to the joint of the pickup base 40 and the arm tube 30, so that the joint of the pickup base 40 and the arm tube 30 is in an air floating connection state, the signal line 70 is electrically connected with the pickup 50, and a signal picked up by the pickup 50 is transmitted through the signal line 70 and then processed next step.

When using the record player, the record 200 is placed on the turntable platter 80, the arm 30 is rotated by the shaft 22 to a position tangent to the record 200, and the turntable 50 is manually rotated so that the turntable 50 faces the record 200 and the turntable 50 starts reading. After the pickup 50 reads the disc, the pickup 50 is manually rotated to separate the pickup 50 from the disc 200, the arm 30 is horizontally rotated by the rotation shaft 22 to the initial position, and the disc 200 is removed for disc exchange.

By the above design, the record 200 can be replaced, the horizontal accuracy of the tone arm 10 can be maintained, the stability of the horizontal accuracy can be maintained compared with the conventional vertical rotation structure, and the impact of the tracking member on the tone head 50 due to the vertical change can be reduced. The cradle 23 may be used to rotate the arm 30 horizontally with respect to the record 200 so that there is no obstruction above the record 200, the record 200 can be directly replaced, and the entire tone arm 10 is simple in construction.

The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, all according to the equivalent modifications and evolutions of the present invention, which are made to the above embodiments by the essential technology, and all belong to the protection scope of the present invention.

Claims

1. The utility model provides a tone arm, includes mount pad, arm pipe and record head, its characterized in that: the mount pad includes fixing base and sliding seat, the sliding seat rotate install in the fixing base, arm pipe fixed mounting in the sliding seat, the tone arm still includes the vocal head seat, the vocal head seat install in the arm pipe, the arm pipe with air supporting design between the vocal head seat makes the vocal head seat can be relative the arm pipe slides and rotates, the vocal head is fixed in vocal head seat.

2. The tone arm of claim 1, wherein: the arm pipe is in a linear shape.

3. The tone arm of claim 1, wherein: the tone arm further comprises an air supply pipe, and the air supply pipe is fixed on the movable seat and supplies air to the joint of the arm pipe and the tone head seat through the movable seat and the arm pipe.

4. The tone arm of claim 1, wherein: the tone arm further comprises a signal wire, and the signal wire is fixed on the movable seat and electrically connected with the tone head.

5. The tone arm of claim 1, wherein: the mounting seat further comprises a rotating shaft, the rotating shaft is rotatably mounted on the fixing seat, and the movable seat is fixedly connected with the rotating shaft.

6. The tone arm of claim 5, wherein: the tone arm further comprises a driving device, and the driving device is matched with the rotating shaft to drive the rotating shaft to rotate.

7. The tone arm of claim 6, wherein: the driving device is a motor.

8. A record player, including tone arm and record disc, the said tone arm locates at one side of the said record disc, the said tone arm includes mount pad, arm tube and record head, characterized by that: the mount pad includes fixing base and sliding seat, the sliding seat rotate install in the fixing base, arm pipe fixed mounting in the sliding seat, the tone arm still includes the vocal head seat, the vocal head seat install in the arm pipe, the arm pipe with air supporting design between the vocal head seat makes the vocal head seat can be relative the arm pipe slides and rotates, the vocal head is fixed in vocal head seat.

9. The disc player of claim 8, wherein: the arm pipe is in a linear shape.

10. The disc player of claim 8, wherein: the tone arm further comprises an air supply pipe, and the air supply pipe is fixed on the movable seat and supplies air to the joint of the arm pipe and the tone head seat through the movable seat and the arm pipe.