Search

CN-224232353-U - Wooden case CD playing equipment with high tone quality

CN224232353UCN 224232353 UCN224232353 UCN 224232353UCN-224232353-U

Abstract

The utility model discloses a wood box CD playing device with high tone quality, which is characterized in that the back of a cover body is hinged with a wood box body to enable the cover body to be opened or closed relative to the wood box body, a tone cavity assembly comprises a loudspeaker, a vibrating diaphragm and the wood box body, the loudspeaker and the vibrating diaphragm are fixedly arranged on the surface of the wood box body, a machine core is arranged on a plastic machine core tray, a key-tone knob circuit board is fixedly arranged in the device, the key-tone knob circuit board is used for controlling the tone volume of the device, a main control circuit board is fixed in the wood box body through a first screw, the main control circuit board, the machine core and the key-tone knob circuit board are connected through a circuit to realize signal transmission and control, a tone arm assembly is provided with a tone arm knob and a tone arm encoder, the tone arm encoder is connected with the tone arm knob, a battery is arranged at a battery mounting position reserved in the device, and the battery supplies power for the device. The utility model solves the problems of turbid tone quality, lack of details and poor sound field performance of the traditional CD player.

Inventors

  • HONG WEIBING

Assignees

  • 深圳市众霖信息科技有限公司

Dates

Publication Date
20260512
Application Date
20250519

Claims (8)

  1. 1. The wood box CD playing device with high tone quality is characterized by comprising a cover body (1), a wood box body (23), a tone cavity assembly, a key-tone volume knob circuit board (17), a main control circuit board (12), a machine core (4), a tone arm assembly and a battery (21); The back of the cover body (1) is hinged with the wood box body (23), so that the cover body (1) is opened or closed relative to the wood box body (23); The sound cavity assembly comprises a loudspeaker (22), a vibrating diaphragm (19) and a wood box body (23), wherein the loudspeaker (22) and the vibrating diaphragm (19) are fixedly arranged on the surface of the wood box body (23), and the movement (4) is arranged on a plastic movement tray; The key-volume knob circuit board (17) is fixedly arranged inside the equipment, and the key-volume knob circuit board (17) is used for controlling the volume of the equipment; The main control circuit board (12) is fixed inside the wooden box body (23) through a first screw (9), and the main control circuit board (12), the movement (4) and the button-volume knob circuit board (17) are connected through lines so as to realize signal transmission and control; The tone arm assembly is provided with a tone arm knob (11) and a tone arm encoder (13), and the tone arm encoder (13) is connected with the tone arm knob (11); the battery (21) is arranged at a battery mounting position reserved in the equipment, and the battery (21) supplies power for the equipment.
  2. 2. The wood box CD playing device with high sound quality according to claim 1, wherein the back of the cover body (1) is connected with one end of the hinge (2) through a hinge bolt (8), and the other end of the hinge (2) is fixed on the wood box body (23).
  3. 3. The wood box CD playing device with high sound quality according to claim 1, further comprising a plastic panel (3), wherein the plastic panel (3) is installed at the upper port of the wood box body (23), and the plastic panel (3) is connected with the wood box body (23) through a screw silica gel plug (15).
  4. 4. The wood box CD playing device with high sound quality according to claim 1, characterized in that the key-volume knob circuit board (17) is provided with a tap key (16), a plastic key (5) is arranged above the tap key (16), the key-volume knob circuit board (17) is further connected with a volume encoder (18) and an infrared receiving diode (20), and a plastic volume knob (14) is arranged above the volume encoder (18).
  5. 5. Wood box CD playing device with high sound quality according to claim 1, characterized in that the periphery of the movement (4) is provided with a shock absorbing silica gel (6), and a plastic movement tray supporting the movement (4) is arranged below the shock absorbing silica gel (6).
  6. 6. The wood box CD playing device with high sound quality according to claim 1, characterized in that the wood box (23) is made of solid wood or artificial board, the solid wood is selected from one of oak, walnut or cherry, the artificial board is selected from one of medium density fiberboard, particle board, multi-layer board and ohexate board, and the wall thickness of the wood box (23) is 6cm, 9cm or 12cm.
  7. 7. The wood-box CD player with high sound quality according to claim 1, further comprising a plastic interface (7), the plastic interface (7) being fixed to the rear of the wood box (23) by means of a second screw (10), the plastic interface (7) comprising at least one of an audio output interface, a USB interface and a power interface.
  8. 8. Wood-box CD playing device with high sound quality according to claim 1, characterized in that the outer sides of the loudspeaker (22) and the diaphragm (19) are covered with a dust cloth (24) and a loudspeaker mesh (25) in sequence.

Description

Wooden case CD playing equipment with high tone quality Technical Field The utility model relates to wood box CD playing equipment with high tone quality, and belongs to the technical field of CD players. Background The CD playing device, as a classical audio playing device, has the advantage that digital music cannot be replaced in terms of tone quality, and can directly acquire the analog signals stored on the CD disc in an optical reading manner, so as to provide a more natural and real music experience. Along with the improvement of the living standard of people, the requirements on the tone quality of the CD playing equipment are also higher and higher. The traditional CD playing device has a plurality of defects in structural design, and further improvement of sound quality is affected. For example, the case of a CD playing device is usually made of plastic materials, and the density and fiber structure of these materials are unfavorable for the propagation and reflection of sound waves, and resonance and noise are easy to generate, so that the purity of sound quality is affected; in addition, the structure design of the sound cavity of the traditional CD playing equipment is unreasonable, the reflection path of the sound cannot be accurately regulated, standing waves are easy to form, and the layering sense and the stereoscopic sense of the sound are affected. Some improvements are proposed in the prior art. For example, a metal box is used for improving the stability and anti-interference capability of the equipment, but the metal box is easy to resonate and has negative influence on sound quality, and a shock pad is arranged between the movement and the audio amplification module for reducing vibration interference, but the shock pad has limited effect and cannot completely eliminate the influence of vibration on sound quality. Disclosure of utility model Therefore, the utility model provides wood box CD playing equipment with high tone quality, which solves the problems of turbid tone quality, missing details and poor sound field performance caused by large resonance, high sound conduction loss and poor acoustic environment of the traditional CD player. In order to achieve the aim, the utility model provides the technical scheme that the wood box CD playing device with high tone quality comprises a cover body, a wood box body, a tone cavity component, a key-tone volume knob circuit board, a main control circuit board, a machine core, a tone arm component and a battery; the back of the cover body is hinged with the wood box body, so that the cover body is opened or closed relative to the wood box body; The sound cavity assembly comprises a loudspeaker, a vibrating diaphragm and a wood box body, wherein the loudspeaker and the vibrating diaphragm are fixedly arranged on the surface of the wood box body; the key-volume knob circuit board is fixedly arranged in the equipment and is used for controlling the volume of the equipment; The main control circuit board is fixed inside the wooden box body through a first screw, and the main control circuit board, the movement and the button-volume knob circuit board are connected through lines to realize signal transmission and control; The tone arm assembly is provided with a tone arm knob and a tone arm encoder, and the tone arm encoder is connected with the tone arm knob; The battery is arranged at a battery mounting position reserved in the equipment, and the battery supplies power for the equipment. As the preferred scheme of the wood box CD playing device with high tone quality, the back of the cover body is connected with one end of a hinge through a hinge bolt, and the other end of the hinge is fixed on the wood box body. As the preferable scheme of the wood box CD playing device with high tone quality, the wood box CD playing device further comprises a plastic panel, wherein the plastic panel is arranged at the upper port of the wood box body, and the plastic panel is connected with the wood box body through a screw silica gel plug. As the preferred scheme of the wood box CD playing device with high tone quality, the key-volume knob circuit board is provided with a touch key, a plastic key is arranged above the touch key, the key-volume knob circuit board is also connected with a volume encoder and an infrared receiving diode, and a plastic volume knob is arranged above the volume encoder. As a preferable scheme of the wood box CD playing device with high tone quality, shock absorption silica gel is arranged on the periphery of the machine core, and a plastic machine core tray for supporting the machine core is arranged below the shock absorption silica gel. As a preferable scheme of the wood box CD playing device with high tone quality, the wood box body is made of solid wood or artificial boards, the solid wood is selected from one of oak, walnut or cherry, the artificial boards are selected from one of medium density fiberboard, particle board, mul