CN218159615U

CN218159615U - Record player capable of adapting to records of different sizes

Info

Publication number: CN218159615U
Application number: CN202222075727.9U
Authority: CN
Inventors: 刘吉如; 江恒健; 李昭海
Original assignee: Shenzhen City Junlam Electronics Co ltd
Current assignee: Shenzhen City Junlam Electronics Co ltd
Priority date: 2022-08-09
Filing date: 2022-08-09
Publication date: 2022-12-27
Anticipated expiration: 2032-08-09

Abstract

The utility model provides a gramophone capable of adapting gramophones with different sizes, which belongs to the technical field of gramophones. The utility model discloses a gramophone support and rotatory tray, the gramophone support is equipped with drive arrangement, the record head subassembly, record shaft and MCU control mainboard, rotatory tray can be dismantled and cup joint in record shaft, record shaft can the joint set up microgroove record, drive arrangement and rotatory tray swing joint, MCU control mainboard respectively with drive arrangement, record head subassembly electric connection, rotatory tray center department is equipped with record supporting component, record supporting component's upper surface can exceed the upper surface and the joint of rotatory tray and set up microgroove record. The utility model has the advantages that: simple structure, convenient operation, a record player can play the record of different hole diameter sizes.

Description

Record player capable of adapting to records of different sizes

Technical Field

The utility model relates to an electric record player technical field, concretely relates to can adapt electric record player of unidimensional record.

Background

A mini disc (LP) is a record of vinyl (e.g., pvc) material having 331/3, 45, or 78 revolutions per minute, typically 12, 10, or 7 inches in diameter. Typically, miniaturised discs are recorded in an analogue manner. The microgroove record is made by using a block of material which is relatively soft to make a master disc, and then pouring aluminum metal on the master disc to make a master disc for pressing the disc. By using the master plate, a record manufacturer can repeatedly press the semi-molten blank hard rubber disc into a music record. In addition to standard black materials, special records are also mastered on PVC in various colors (red, yellow, green, blue, white, multicolored, etc.) or on "picturedish" with a cardboard sheet printed with a graphic on it sandwiched between the two sides. Various new shapes of records are also constantly emerging. According to the requirements of the quality of recorded music, record discs with three rotating speeds of 331/3 rpm, 45 rpm and 78 rpm are generally available on the market, and the record discs with the three rotating speeds need an electric record player to pick up signals on music tracks, convert weak mechanical vibration signals into electric signals in a tracking and tracking way, amplify the electric signals and push a loudspeaker to convert the electric signals into music for people to enjoy.

The diameter size of the inner hole of the existing record is generally two specifications of 7.3mm and 38.2mm, the inner hole of the record is sleeved on a record shaft of an electric record player when the record is played, and the record shaft of the electric record player cannot be changed in size when the record with different sizes is played, the record players with different sizes are generally matched with the record with different inner hole diameters to play, the operation is troublesome, and the record with different inner hole diameters cannot be played by one electric record player.

SUMMERY OF THE UTILITY MODEL

For solving the problem among the prior art, the utility model provides a gramophone capable of adapting to different size records, through set up gramophone shaft and record supporting component in the gramophone, the gramophone shaft can the joint set up hole diameter size 7.3 mm's microgroove record, the upper surface of record adapter can the joint set up hole diameter size 38.2 mm's microgroove record, simple structure, and convenient operation has solved the problem that the record of the unable different hole diameter size of broadcast of gramophone among the conventional art.

The utility model provides a pair of can adapt electric gramophone of unidimensional record, including record player support and rotatory tray, the record player support is equipped with drive arrangement, record player subassembly, record player axle and MCU control mainboard, rotatory tray can dismantle cup joint in record player is epaxial, record player axle can the joint set up the microgroove record, drive arrangement with rotatory tray swing joint, MCU control mainboard respectively with drive arrangement record player subassembly electric connection, rotatory tray center department is equipped with record supporting component, record supporting component's upper surface can exceed the upper surface and the joint of rotatory tray set up the microgroove record.

The utility model discloses make further improvement, record support assembly includes adapter recess and record adapter, record adapter activity joint in the adapter recess, adapter recess inside wall is equipped with the spacing boss of symmetry, record adapter is equipped with corresponding spacing recess, works as spacing recess is aimed at during spacing boss joint, record adapter's upper surface is not higher than the upper surface of rotatory tray works as spacing recess staggers during the spacing boss joint, record adapter's upper surface exceeds the upper surface of rotatory tray, record adapter's upper surface can the joint set up the microgroove record.

The utility model discloses make further improvement, the gramophone record axle stretches out the partial maximum diameter of rotatory tray upper surface is greater than 7.3mm, the upper surface diameter of record adapter is greater than 38.2mm.

The utility model discloses make further improvement, record adapter is equipped with the hole of grabbing that is used for rotary motion.

The utility model discloses make further improvement, the record player support is equipped with first arc recess, the diameter of first arc recess is 8 inches.

The utility model discloses make further improvement, the record player support is equipped with second arc recess, the diameter of second arc recess is 12 inches.

The utility model discloses make further improvement, drive arrangement includes driving motor and synchronous conveyer belt, driving motor with record player support fixed connection, driving motor passes through synchronous conveyer belt with rotatory tray swing joint.

The utility model discloses make further improvement, rotatory tray lateral wall is equipped with the annular groove, synchronous conveyer belt with rotatory tray swing joint in the annular groove.

The utility model discloses make further improvement, the record head subassembly is including singing the pole seat, singing the pole and singing the head, singing the pole seat with record player support fixed connection, singing the pole seat with sing pole swing joint, singing the pole with the record head swing joint, the singing head can set up with the joint in the gramophone spindle or the microgroove record of record adapter pastes and connects, the singing the pole seat with MCU control mainboard electric connection.

The utility model discloses make further improvement, the phonograph support still is equipped with shockproof glue film, shockproof glue film set up in the phonograph support with between the rotatory tray.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a can not unidimensional record gramophone of adaptation, through set up gramophone record axle and record supporting component in the gramophone, the gramophone record axle can the joint set up the microgroove record of hole diameter size 7.3mm, the upper surface of record adapter can the joint set up the microgroove record of hole diameter size 38.2mm, moreover, the steam generator is simple in structure, and convenient for operation has solved the problem that the record of the different hole diameter sizes of record can't be broadcast to a record gramophone among the conventional art. Wherein, first arc recess and second arc recess can the adaptation 8 inches and the rotatory tray of 12 inches respectively, the rotatory tray of variation in size can be better the different hole diameter sizes's of matching record.

Drawings

In order to more clearly illustrate the present application or prior art solutions, a brief description of the drawings needed for the embodiments or prior art descriptions is provided below, and it is obvious that the drawings in the following description are some embodiments of the present application, and that other drawings can be obtained by those skilled in the art without inventive effort.

FIG. 1 is a schematic diagram of a structure of a gramophone capable of adapting to records of different sizes;

FIG. 2 is a schematic view of the first and second arc-shaped grooves of the present invention;

fig. 3 is an exploded view of the structure of the record player capable of adapting to records of different sizes.

In the figure, 1-player support, 11-drive device, 111-drive motor, 112-synchronous conveyor belt, 12-record head component, 121-record rod seat, 122-record rod, 123-record head, 13-record disk shaft, 14-MCU control main board, 15-shockproof glue layer, 16-first arc groove, 17-second arc groove, 2-rotary tray, 21-microgroove record disk, 22-record disk support component, 221-adapter groove, 222-record disk adapter, 223-limit boss and 224-limit groove.

Detailed Description

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 application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof in the description and claims of this application and the description of the figures above, are intended to cover non-exclusive inclusions.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings.

As shown in fig. 1-3, the present invention provides an electric record player capable of adapting to records of different sizes, including a record player holder 1 and a rotary tray 2, the record player holder 1 is provided with a driving device 11, a record head assembly 12, a record disk shaft 13 and an MCU control motherboard 14, the rotary tray 2 is detachably sleeved on the record disk shaft 13, the record disk shaft 13 can be clamped with a microgroove record disk 21, the driving device 11 is movably connected with the rotary tray 2, the MCU control motherboard 14 is respectively electrically connected with the driving device 11 and the record head assembly 12, the center of the rotary tray 2 is provided with a record disk supporting assembly 22, the upper surface of the record disk supporting assembly 22 can be higher than the upper surface of the rotary tray 2 and clamped with the microgroove record disk 21, the record disk supporting assembly 22 includes an adapter groove 221 and a record disk adapter 222, the record disk adapter 222 is movably clamped in the adapter groove 221, the inner side wall 223 of the adapter groove 221 is provided with symmetrical limit bosses 223, the adapter 222 is provided with corresponding limit grooves 224, when the limit grooves 224 are aligned with the upper surface of the record disk adapter 223, the upper surface of the record disk adapter 222 is not higher than the upper surface of the rotary tray 2, the upper surface of the record disk is staggered with the limit bosses 224, the upper surface of the rotary tray 21, the upper surface of the record disk adapter 222, the upper surface of the limit bosses of the rotary tray 2 is provided with the limit bosses 224, the upper surface of the rotary tray 2; the maximum diameter of the portion of the turntable platter shaft 13 protruding above the upper surface of the turntable platter 2 is greater than 7.3mm, and the diameter of the upper surface of the turntable platter adapter 222 is greater than 38.2mm, and the turntable platter adapter is provided with a gripping hole for rotational movement. The gramophone record axle 13 and the record adapter 222 that adopt in this embodiment, gramophone record axle 13 can the joint set up the microgroove record of hole diameter size 7.3mm, and the upper surface of record adapter 222 can the joint set up the microgroove record of hole diameter size 38.2mm, and simple structure, convenient operation, stable in quality, it is with low costs, can realize the record of the different hole diameter sizes of record player broadcast.

As shown in fig. 2, the turntable support is provided with a first arcuate recess 16, the first arcuate recess 16 having a diameter of 8 inches; the turntable support is provided with a second arcuate recess 17, the second arcuate recess 17 having a diameter of 12 inches. In this embodiment, the first arc-shaped groove 16 and the second arc-shaped groove 17 can be respectively adapted to the rotating trays 2 with 8 inches and 12 inches, and the rotating trays 2 with different sizes can be better matched with records with different inner hole diameter sizes.

As shown in fig. 3, the driving device 11 includes a driving motor 111 and a synchronous belt 112, the driving motor 111 is fixedly connected to the player support 1, the driving motor 111 is movably connected to the rotating tray 2 through the synchronous belt 112, a circular groove is formed on a side wall of the rotating tray 2, and the synchronous belt 112 is movably connected to the rotating tray 2. In this embodiment, the driving motor 111 is used for driving the synchronous conveyor belt 112 to rotate and further drive the rotating tray 2 to rotate, and the annular groove is used for enhancing the friction force between the synchronous conveyor belt 112 and the rotating tray 2, so that the stability of the electric gramophone is improved.

As shown in fig. 3, the pickup assembly 12 includes a pickup base 121, a pickup 122 and a pickup 123, the pickup base 121 is fixedly connected to the player support 1, the pickup base 121 is movably connected to the pickup 122, the pickup 122 is movably connected to the pickup 123, the pickup 123 can be attached to the microgroove record 21 clamped to the turntable shaft 13 or the record adapter 222, and the pickup base 121 is electrically connected to the MCU control board 14. In this embodiment, one end of the singing rod 122 is movably connected to the singing rod seat 121, the other end of the singing rod 122 can rotate around the contact point, the pickup head 123 is used for contacting with the microgroove record, collecting and converting weak mechanical vibration signals into voltage signals in a tracking and tracking manner, and then sending the voltage signals to the MCU control motherboard 14 through the singing rod seat 121 and the singing rod 122, and the MCU control motherboard 14 amplifies the signals and then drives the speaker to convert the signals into music.

As shown in fig. 3, the player support 1 is further provided with a vibration-proof adhesive layer 15, and the vibration-proof adhesive layer 15 is disposed between the player support 1 and the rotating tray 2. In this embodiment, the anti-vibration rubber layer 15 is used to reduce the vertical vibration generated during the rotation of the rotating tray 2, thereby improving the stability of the electric player.

According to the above, the utility model provides a gramophone capable of adapting to gramophones of different sizes, through set up gramophone axle and record supporting component in the gramophone, gramophone axle can the joint set up hole diameter size 7.3 mm's microgroove record, and the upper surface of record adapter can the joint set up hole diameter size 38.2 mm's microgroove record, simple structure, and convenient operation has solved the problem that the record of the unable different hole diameter sizes of broadcast of gramophone among the conventional art. Wherein, first arc recess and second arc recess can the adaptation 8 inches respectively and 12 inches rotary tray, the rotary tray of variation in size can be better the different hole diameter sizes's of matching record.

The above-mentioned embodiments are the preferred embodiments of the present invention, and the scope of the present invention is not limited to the above-mentioned embodiments, and the scope of the present invention includes and is not limited to the above-mentioned embodiments, and all equivalent changes made according to the present invention are within the protection scope of the present invention.

Claims

1. An electric gramophone capable of adapting to gramophones of different sizes, characterized in that: including record player support and rotatory tray, the record player support is equipped with drive arrangement, record player subassembly, record player axle and MCU control mainboard, rotatory tray can dismantle cup joint in record player is epaxial, record player axle can the joint set up microgroove record, drive arrangement with rotatory tray swing joint, MCU control mainboard respectively with drive arrangement record player subassembly electric connection, rotatory tray center department is equipped with record supporting component, record supporting component's upper surface can exceed the upper surface and the joint of rotatory tray set up microgroove record.

2. Record player capable of adapting to records of different sizes according to claim 1, characterized in that: record supporting component includes adapter recess and record adapter, record adapter activity joint in the adapter recess, adapter recess inside wall is equipped with the spacing boss of symmetry, the record adapter is equipped with the spacing recess that corresponds, works as spacing recess is aimed at during the spacing boss joint, the upper surface of record adapter is not higher than the upper surface of rotatory tray works as spacing recess staggers during the spacing boss joint, the upper surface of record adapter exceeds the upper surface of rotatory tray, the upper surface of record adapter can the joint set up the microgroove record.

3. Record player capable of adapting to records of different sizes according to claim 2, characterized in that: the maximum diameter of the portion of the turntable shaft extending beyond the upper surface of the turntable platter is greater than 7.3mm, and the diameter of the upper surface of the turntable platter adapter is greater than 38.2mm.

4. Record player capable of adapting to records of different sizes according to claim 3, characterized in that: the record adapter is provided with a catch hole for rotational movement.

5. Record player capable of adapting to records of different sizes according to claim 4, characterized in that: the gramophone support is provided with a first arc-shaped groove, and the diameter of the first arc-shaped groove is 8 inches.

6. Record player capable of adapting to records of different sizes according to claim 5, characterized in that: the gramophone support is provided with a second arc-shaped groove, and the diameter of the second arc-shaped groove is 12 inches.

7. Record player capable of adapting to records of different sizes according to claim 6, characterized in that: the drive device comprises a drive motor and a synchronous conveyor belt, the drive motor is fixedly connected with the gramophone support, and the drive motor is movably connected with the rotary tray through the synchronous conveyor belt.

8. Record player capable of adapting to records of different sizes according to claim 7, characterized in that: the side wall of the rotating tray is provided with an annular groove, and the synchronous conveyor belt and the rotating tray are movably connected in the annular groove.

9. Record player capable of adapting to records of different sizes according to claim 8, characterized in that: the record head subassembly includes record pole seat, record pole and record head, record pole seat with record player support fixed connection, record pole seat with record pole swing joint, record pole with record head swing joint, the record head can set up with the joint in record axle or the microgroove record of record adapter pastes the joint, record pole seat with MCU control mainboard electric connection.

10. Record player capable of adapting to records of different sizes according to claim 9, characterized in that: the gramophone support is further provided with a shockproof adhesive layer, and the shockproof adhesive layer is arranged between the gramophone support and the rotary tray.