Control device for rotating speed of phonograph

Abstract

The utility model relates to the technical field of record players, in particular to a record player rotating speed control device which comprises a record player shell and a driving device fixed on the inner side of the middle of the record player shell, a main oil tank is arranged on one side of the record player shell, and a pressurizing oil tank is arranged on one side of the main oil tank and communicated with the driving device and the inner side of the main oil tank. The inner wall of the pressurizing oil tank abuts against a deflation abutting frame in a sliding mode, the middle of the deflation abutting frame abuts against a sealing extrusion piece in a sliding mode, and one end of the sealing extrusion piece penetrates through the outer wall of the phonograph shell. According to the utility model, the main oil tank and the pressurization oil tank are arranged on one side of the phonograph, and the inner side of the pressurization oil tank is slidably connected with the deflation abutting frame and the sealing extrusion sheet, so that the phonograph can push the sealing extrusion sheet in a reciprocating manner to fill the lubricating oil in the pressurization oil tank into the inner side of the lubricating oil pipe in the lubricating oil adding process; the lubricating effect of the phonograph is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of record players, in particular to a control device for the rotation speed of a record player. Background Art

[0002] A record player, also known as a phonograph, is an electric device used to play recorded records. It was invented by American inventor Thomas Edison in 1877. Phonograph records can be copied in large quantities more easily, and the playback time is longer than most cylindrical recording media. Therefore, the phonograph is called one of Edison's greatest inventions. Types of phonographs include cassette phonographs, desktop speakers, vertical phonographs, cabinet phonographs, and professional audiophile phonographs.

[0003] At present, the existing turntable needs to be continuously lubricated with oil after long-term use. However, in the process of adding lubricant, the existing refueling method can only add a little oil to some parts of the turntable, which will cause insufficient addition of lubricant and unstable rotation speed inside the turntable.

[0004] Therefore, it is necessary to provide a control device for the rotation speed of a record player to solve the above technical problems. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a control device for the rotation speed of a record player.

[0006] The utility model provides a control device for the rotation speed of a record player, comprising:

[0007] The phonograph housing is provided with a driving device fixed on the inner side of the middle part of the phonograph housing. A main oil tank is provided on one side of the phonograph housing, a boost oil tank is provided on one side of the main oil tank, the boost oil tank is connected with the driving device and the inner side of the main oil tank, an air release frame is slidably abutted against the inner wall of the boost oil tank, a sealing extrusion sheet is slidably abutted against the middle part of the air release frame, and one end of the sealing extrusion sheet is penetrated through the outer wall of the phonograph housing.

[0008] Preferably, an oil lubrication pipe is fixed at the position where the record player housing is connected to the main oil tank, the transmission end of the drive device is passed through the inner side of the oil lubrication pipe, and the oil lubrication pipe is connected to the inner side of the boost oil tank.

[0009] Preferably, an oil delivery pipe is fixed at the position where the oil lubrication pipe is connected to the boost oil tank, and the other end of the oil delivery pipe is connected to the inner side of the middle part of the boost oil tank.

[0010] Preferably, a sealing plate is slidably connected to the inner wall of the main oil tank, one end of the sealing plate is penetrated through the outside of the record player housing, a return spring is sleeved on the outer wall of one end of the sealing plate located on the inner side of the main oil tank, one end of the return spring abuts against the outer wall of the sealing plate, and the other end of the return spring abuts against the inner wall of the main oil tank.

[0011] Preferably, a sealing ring is fixed at a position where the sealing extrusion plate and the sealing plate are connected on the outer wall of the record player housing, and the sealing plate and the return spring are inserted into the inner side of the sealing ring.

[0012] Preferably, the sealing extrusion sheet and the sealing sheet are provided with a through hole at one end located on the outer side of the record player housing, and a pull ring is provided inside the through hole.

[0013] Preferably, a record stand is fixed to the top surface of the record player housing, and a transmission end of the driving device is arranged through the middle of the top surface of the record stand.

[0014] Preferably, a sponge gasket is fixed on the outer side of the top surface of the record stand, and a circular contracted small sponge seat is provided on the inner side of the sponge gasket.

[0015] Compared with the related art, the control device of the record player speed provided by the utility model has the following advantages:

[0016] Beneficial effects:

[0017] 1. The utility model is provided with a main oil tank and a boost oil tank on one side of the record player, and an air release frame and a sealing extrusion sheet are slidably connected to the inner side of the boost oil tank, so that the record player can reciprocately push the sealing extrusion sheet to fill the lubricating oil inside the boost oil tank into the inner side of the oil lubrication pipe during the process of adding lubricating oil, and after the lubricating oil enters the inner side of the oil lubrication pipe, the sealing extrusion sheet can be reciprocally pushed to fill air into the inner side of the oil lubrication pipe, so that the lubricating oil is completely added into the inner side of the record player, thereby improving the lubrication effect of the record player. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A schematic structural diagram of a preferred embodiment of a device for controlling the rotation speed of a record player provided by the utility model;

[0019] Figure 2 for Figure 1 A schematic diagram of the structural anatomy of the middle part is shown;

[0020] Figure 3 for Figure 1 The schematic diagram of the structure inside the fuel tank is shown;

[0021] Figure 4 for Figure 1 Schematic diagram of the structural explosion inside the fuel tank shown.

[0022] Numbers in the figure: 1. Record player housing; 2. Main oil tank; 3. Boost oil tank; 4. Vent frame; 5. Sealing extrusion plate; 6. Driving device; 7. Oil lubrication pipe; 8. Oil delivery pipe; 9. Sealing plate; 10. Return spring; 11. Pull ring. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0024] The specific implementation of the present utility model is described in detail below in conjunction with specific embodiments.

[0025] Please refer to the attached drawings, an embodiment of the present invention provides a control device for the rotation speed of a record player, and the control device for the rotation speed of a record player includes:

[0026] A record player housing 1, a driving device 6 fixed to the inner side of the middle of the record player housing 1, a main oil tank 2 is provided on one side of the record player housing 1, a boost oil tank 3 is provided on one side of the main oil tank 2, the boost oil tank 3 is connected with the driving device 6 and the inner side of the main oil tank 2, an air venting frame 4 is slidably abutted against the inner wall of the boost oil tank 3, a sealing extrusion sheet 5 is slidably abutted against the middle of the air venting frame 4, and one end of the sealing extrusion sheet 5 is penetrated through the outer wall of the record player housing 1.

[0027] It should be noted that: an oil lubricating pipe 7 is fixed at the position where the record player housing 1 is connected to the main oil tank 2, the transmission end of the driving device 6 is arranged on the inner side of the oil lubricating pipe 7, and the oil lubricating pipe 7 is connected to the inner side of the boost oil tank 3, and an oil delivery pipe 8 is fixed at the position where the oil lubricating pipe 7 is connected to the boost oil tank 3, and the other end of the oil delivery pipe 8 is connected to the inner side of the middle part of the boost oil tank 3, and a sealing sheet 9 is slidably connected to the inner wall of the main oil tank 2, one end of the sealing sheet 9 is arranged on the outer side of the record player housing 1, and a return spring 10 is sleeved on the outer wall of the end of the sealing sheet 9 located on the inner side of the main oil tank 2, and one end of the return spring 10 abuts against the sealing sheet 9 The outer wall, the other end of the return spring 10 abuts against the inner wall of the main oil tank 2, a sealing ring is fixed at the position where the outer wall of the record player housing 1 connects the sealing extrusion plate 5 and the sealing plate 9, the sealing plate 9 and the return spring 10 are penetrated on the inner side of the sealing ring, the sealing extrusion plate 5 and the sealing plate 9 are located on the outer side of the record player housing 1. A through hole is opened at one end, and a pull ring 11 is penetrated on the inner side of the through hole. A record disc seat is fixed on the top surface of the record player housing 1, and the transmission end of the drive device 6 is penetrated in the middle of the top surface of the record disc seat. A sponge gasket is fixed on the outer side of the top surface of the record disc seat, and a circular contracted small sponge seat is provided on the inner side of the sponge gasket.

[0028] In this embodiment: the utility model is provided with a main oil tank 2 and a boost oil tank 3 on one side of the record player, and a venting frame 4 and a sealing extrusion sheet 5 are slidably connected to the inner side of the boost oil tank 3, so that the record player can reciprocately push the sealing extrusion sheet 5 to fill the lubricating oil inside the boost oil tank 3 into the inner side of the oil lubrication pipe 7 during the process of adding lubricating oil, and after the lubricating oil enters the inner side of the oil lubrication pipe 7, the sealing extrusion sheet 5 is reciprocally pushed to fill air into the inner side of the oil lubrication pipe 7, so that the lubricating oil is completely added to the inner side of the record player, thereby improving the lubrication effect of the record player.

[0029] Usage process:

[0030] When in use, turn off the record player, then pull the sealing piece 9 inside the main oil tank 2 according to the amount of lubricating oil to be added, and push the lubricating oil inside the main oil tank 2 into the inside of the boost oil tank 3. The distance that the sealing piece 9 is pulled inside the main oil tank 2 can be adjusted according to the amount to be added, so as to control the flow of the lubricating oil to the inside of the boost oil tank 3. After the lubricating oil to be added enters the inside of the boost oil tank 3, the sealing extrusion piece 5 can be pulled back and forth to fill the lubricating oil inside the boost oil tank 3 into the inside of the oil lubrication pipe 7 inside the record player. When pulling the sealing extrusion piece 5, the sealing extrusion piece 5 will move inside the air release frame 4 and abut against the outside of a side of the air release frame 4 connected to the sealing extrusion piece 5, so as to suck in the air on the rear side of the boost oil tank 3. When pushing, the sealing extrusion piece 5 will be sealed and embedded in the inner wall of the air release frame 4, so as to seal the air release frame 4 and fill the inhaled air into the inside of the oil lubrication pipe 7.

[0031] It should be noted that when the sealing extrusion sheet 5 is pulled, the sealing extrusion sheet 5 does not completely fit the inner wall of the air release frame 4 , so air will be filled into the inner side of the boost tank 3 through the gap therebetween.

[0032] The circuits and controls involved in the present invention are all prior art and will not be described in detail here.

[0033] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A device for controlling the rotation speed of a record player, comprising a record player housing (1), a driving device (6) fixed to the inner side of the middle part of the record player housing (1), characterized in that: A main oil tank (2) is provided on one side of the record player housing (1), and a boost oil tank (3) is provided on one side of the main oil tank (2). The boost oil tank (3) is connected to the driving device (6) and the inner side of the main oil tank (2). An air release frame (4) is slidably abutted against the inner wall of the boost oil tank (3), and a sealing extrusion sheet (5) is slidably abutted against the middle of the air release frame (4). One end of the sealing extrusion sheet (5) is penetrated through the outer wall of the record player housing (1).

2. A device for controlling the rotation speed of a record player according to claim 1, characterized in that: An oil lubrication pipe (7) is fixed at the position where the record player housing (1) is connected to the main oil tank (2), the transmission end of the drive device (6) is passed through the inner side of the oil lubrication pipe (7), and the oil lubrication pipe (7) is connected to the inner side of the boost oil tank (3).

3. A device for controlling the rotation speed of a record player according to claim 2, characterized in that: An oil delivery pipe (8) is fixed at the position where the oil lubrication pipe (7) is connected to the boost oil tank (3), and the other end of the oil delivery pipe (8) is connected to the inner side of the middle part of the boost oil tank (3).

4. The device for controlling the rotation speed of a record player according to claim 1, characterized in that: The inner wall of the main oil tank (2) is slidably connected with a sealing sheet (9), one end of which is passed through the outer side of the record player housing (1), and the outer wall of one end of the sealing sheet (9) located inside the main oil tank (2) is sleeved with a return spring (10), one end of the return spring (10) abuts against the outer wall of the sealing sheet (9), and the other end of the return spring (10) abuts against the inner wall of the main oil tank (2).

5. The device for controlling the rotation speed of a record player according to claim 1, characterized in that: A sealing ring is fixed at a position where the sealing extrusion sheet (5) and the sealing sheet (9) are connected to the outer wall of the record player housing (1), and the sealing sheet (9) and the return spring (10) are inserted into the inner side of the sealing ring.

6. The device for controlling the rotation speed of a record player according to claim 1, characterized in that: The sealing extrusion sheet (5) and the sealing sheet (9) are provided with a through hole at one end located on the outside of the record player housing (1), and a pull ring (11) is provided inside the through hole.

7. The device for controlling the rotation speed of a record player according to claim 1, characterized in that: A record stand is fixed on the top surface of the record player housing (1), and a transmission end of the driving device (6) is arranged through the middle of the top surface of the record stand.

8. The device for controlling the rotation speed of a record player according to claim 7, characterized in that: A sponge gasket is fixed on the outer side of the top surface of the record disc seat, and a circular contracted small sponge seat is arranged on the inner side of the sponge gasket.

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