CN217933163U

CN217933163U - Phonograph with replaceable gramophone head

Info

Publication number: CN217933163U
Application number: CN202220430812.XU
Authority: CN
Inventors: 黄亚女; 陈燕娜; 叶文静
Original assignee: Shenzhen Bowei Electric Co ltd
Current assignee: Shenzhen Bowei Electric Co ltd
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-11-29
Anticipated expiration: 2032-02-25

Abstract

The utility model discloses a gramophone that gramophone head can be changed, include: a housing, the surface of shell rotates installs and rotates the seat, fixed mounting has the tone arm on the outer wall of rotation seat, the tip of tone arm is provided with rotating assembly, rotating assembly includes the connecting frame, the inside of connecting frame is pegged graft and is had the L shaped plate, the surface of L shaped plate rotates and is connected with the inserted bar, the one end of inserted bar extends to the inside of connecting frame, the other end of inserted bar extends to the outside and the fixedly connected with cartridge of connecting frame, the inside stylus that is provided with of cartridge, the stylus extends to the outside of cartridge, the second spring has been cup jointed on the outer wall of inserted bar, the inside fixedly connected with fixture block of connecting frame, the tip of inserted bar is provided with the draw-in groove that corresponds with the fixture block, under rotating assembly's effect, can rotate the cartridge, when damage appears in a stylus on cartridge, conveniently changes another, saves time, improves performance efficiency.

Description

Gramophone with replaceable gramophone head

Technical Field

The utility model relates to a gramophone technical field specifically is a gramophone that can change record order head.

Background

A phonograph, which is a high-grade sound equipment in the classical, is widely used in many parties with a strong artistic interest, and its sound is stored in an arc-shaped groove engraved acoustically on the surface of a record. The traditional phonograph comprises a gramophone disc, a gramophone arm, a loudspeaker, a control circuit, a resonance membrane and the like, wherein a gramophone needle is arranged on the gramophone arm. When playing audio through the gramophone, place the record on the record gramophone, control circuit control record drives the record rotation, and the swing tone arm makes the gramophone and record contact again, and when the gramophone moved along the uneven arc cut groove of record height, the gramophone needle point vibrated along the fluctuation of this arc cut groove slightly, and vibration signal transmits the resonant membrane, reappeared sound wave pressure, becomes sound, plays through loudspeaker amplification again.

When the gramophone is used, the gramophone is worn and torn easily due to long-time contact with a gramophone record, so that the damage of a gramophone record head is caused, the gramophone record machine cannot sound, the conventional gramophone record head of the gramophone record machine is only provided with a gramophone record usually, when the gramophone record head is worn and torn to produce sound, the gramophone record machine cannot normally work, and the performance is delayed when important performance is met.

To this end, a phonograph with replaceable phonograph head is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gramophone that gramophone can be changed to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a phonograph that can change record head, includes the shell, the surface rotation of shell installs and rotates the seat, fixed mounting has the tone arm on the outer wall of rotation seat, the tip of tone arm is provided with rotating assembly.

Preferably, the runner assembly includes the connecting frame, the inside grafting of connecting frame has the L shaped plate, the surface rotation of L shaped plate is connected with the inserted bar, the one end of inserted bar extends to the inside of connecting frame, the other end of inserted bar extends to the outside and the fixedly connected with record head of connecting frame, the inside stylus that is provided with of record head, the stylus extends to the outside of record head, and the quantity of stylus is two, the second spring has been cup jointed on the outer wall of inserted bar, the inside fixedly connected with fixture block of connecting frame, the tip of inserted bar is provided with the draw-in groove that corresponds with the fixture block.

Preferably, the fixed surface of shell is connected with the locating plate, square opening has been seted up at the top of locating plate, the spout has been seted up on the inner wall of square opening, the inside sliding connection of spout has the slider, the slider extends to the outside of spout, and the fixed surface of slider is connected with the clamp splice, the first spring of inside fixedly connected with of spout, first spring and slider fixed connection.

Preferably, an arc-shaped groove is formed in the bottom of the sliding groove and corresponds to the tone arm, and a plurality of knobs are fixedly mounted on the surface of the shell.

Preferably, the surface fixed mounting of shell has the carousel, the inside fixed slide rail that is provided with of linking frame, the L shaped plate passes through slide rail and linking frame sliding connection.

The utility model discloses possess following beneficial effect at least: under rotating assembly's effect, can rotate the record head, when damage appears in a gramophone needle on the record head, conveniently change another, save time improves performance efficiency, specifically through outside pulling record head, then rotates the record head, and the second spring receives the extrusion this moment, then loosens the record head, and under the elastic force effect of second spring, the location of record head is realized to inserted bar and fixture block joint.

Drawings

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

FIG. 2 is a schematic view of a partial structure of the present invention;

FIG. 3 is a schematic sectional view of the connecting frame of the present invention;

fig. 4 is a cross-sectional view of the positioning plate of the present invention.

In the figure: 1-a housing; 2-a turntable; 3-rotating the seat; 4-tone arm; 5-a knob; 6-a rotating assembly; 7-positioning a plate; 8-a record; 9-stylus; 10-a first spring; 11-a slide block; 12-a clamping block; 13-a chute; 61-a connecting frame; 62-a second spring; 63-a cartridge; 64-a plunger; 65-L-shaped plate.

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. 1-4, the present invention provides a technical solution: the utility model provides a gramophone that can change record head, includes shell 1, and the surface rotation of shell 1 is installed and is rotated seat 3, rotates fixed mounting on the outer wall of seat 3 and has tone arm 4, and the tip of tone arm 4 is provided with rotating assembly 6, and the rotating assembly of setting can rotate record head 8, and when damage appears in a needle on record head 8, can another quick replacement, does not delay the performance time.

The rotating assembly 6 comprises a connecting frame 61, an L-shaped plate 65 is inserted into the connecting frame 61, an inserting rod 64 is rotatably connected to the surface of the L-shaped plate 65, one end of the inserting rod 64 extends into the connecting frame 61, the other end of the inserting rod 64 extends to the outside of the connecting frame 61 and is fixedly connected with a cartridge 8, a stylus 9 is arranged inside the cartridge 8, the stylus 9 extends to the outside of the cartridge 8, the number of the styli 9 is two, a second spring 62 is sleeved on the outer wall of the inserting rod 64, a clamping block 63 is fixedly connected to the inside of the connecting frame 61, a clamping groove corresponding to the clamping block 63 is formed in the end portion of the inserting rod 64, the cartridge 8 can be rotated under the action of the rotating assembly 6, when one stylus 9 on the cartridge 8 is damaged, the other stylus 9 is convenient to replace, time is saved, performance efficiency is improved, the cartridge 8 is particularly by outwards pulling, then the cartridge 8 is rotated, at this time, the second spring 62 is squeezed, then the cartridge 8 is loosened, and under the action of the elastic force of the second spring 62, the clamping block 64 and the clamping block 63 is clamped to realize the positioning of the cartridge 8.

Fixed surface of shell 1 is connected with locating plate 7, square opening has been seted up at the top of locating plate 7, spout 13 has been seted up on the inner wall of square opening, the inside sliding connection of spout 13 has slider 11, slider 11 extends to the outside of spout 13, and the fixed surface of slider 11 is connected with clamp splice 12, can carry out spacingly to tone arm 4 through clamp splice 12, it removes to avoid the in-process tone arm of record player at the removal to appear, cause the friction to appear in stylus 9 and shell 1, the first spring 10 of the inside fixedly connected with of spout 13, first spring 10 and slider 11 fixed connection, the cooperation of first spring 10 and slider 11, make things convenient for the spacing and the taking of tone arm 4.

The arc wall has been seted up to the bottom of spout 13, and the arc wall is corresponding with tone arm 4, and the setting of arc wall can carry on spacingly to tone arm 4, avoids tone arm 4 to appear rocking at the in-process that the record player removed, and the fixed surface of shell 1 installs a plurality of knobs 5.

The fixed surface of shell 1 installs carousel 2, and the inside of coupling frame 61 is fixed and is provided with the slide rail, and L shaped plate 65 passes through slide rail and coupling frame 61 sliding connection, sets up like this and makes things convenient for L shaped plate 65 and coupling frame 61 to dismantle to make things convenient for the change of record head 8.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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. Gramophone with exchangeable head, comprising a housing (1), characterized in that: the utility model discloses a cartridge, including shell (1), rotating seat (3), fixed mounting has the tone arm on the outer wall of rotating seat (3), the tip of tone arm is provided with rotating assembly (6), rotating assembly (6) include connecting frame (61), the inside grafting of connecting frame (61) has L shaped plate (65), the surface rotation of L shaped plate (65) is connected with inserted bar (64), the one end of inserted bar (64) extends to the inside of connecting frame (61), the other end of inserted bar (64) extends to the outside and fixedly connected with record head (8) of connecting frame (61), record head (8) inside is provided with record needle (9), record needle (9) extend to the outside of record head (8), and the quantity of record needle (9) is two, second spring (62) have cup jointed on the outer wall of inserted bar (64), the inside fixedly connected with fixture block (63) of connecting frame (61), the tip of inserted bar (64) is provided with the draw-in groove that corresponds with fixture block (63).

2. A tone head replaceable gramophone as claimed in claim 1, wherein: the fixed surface of shell (1) is connected with locating plate (7), square opening has been seted up at the top of locating plate (7), spout (13) have been seted up on square open-ended inner wall, the inside sliding connection of spout (13) has slider (11), slider (11) extend to the outside of spout (13), and the fixed surface of slider (11) is connected with clamp splice (12), the first spring (10) of inside fixedly connected with of spout (13), first spring (10) and slider (11) fixed connection.

3. A tone head replaceable gramophone as claimed in claim 2, wherein: an arc-shaped groove is formed in the bottom of the sliding groove (13) and corresponds to the tone arm, and a plurality of knobs (5) are fixedly mounted on the surface of the shell (1).

4. A tone head replaceable gramophone as claimed in claim 3, wherein: the fixed surface of shell (1) installs carousel (2), the internal fixation of connecting frame (61) is provided with the slide rail, L shaped plate (65) are through slide rail and connecting frame (61) sliding connection.