CN211880570U

CN211880570U - Sound box with projection function

Info

Publication number: CN211880570U
Application number: CN202021091010.8U
Authority: CN
Inventors: 王利明; 张秦明
Original assignee: Huizhou Jiemeisi Technology Co ltd
Current assignee: Huizhou Jiemeisi Technology Co ltd
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2020-11-06
Anticipated expiration: 2030-06-12

Abstract

The utility model discloses a stereo set with projection function, including upper cover, center, lower cover, loudspeaker unit, main PCB board and projection transmitter, upper cover and lower cover are established respectively at the center both ends, loudspeaker unit and projection transmitter are connected with main PCB board electricity respectively, projection transmitter establishes at the upper cover inboardly, projection transmitter includes transmitter main part, transmitter upper cover, the film that has the pattern, convex lens and transmitter mainboard, transmitter upper cover lid closes in transmitter main part top, the film is fixed at transmitter upper cover inboardly, convex lens and transmitter mainboard are established inside the transmitter main part by last under to in proper order, be equipped with the lamp plate on the transmitter mainboard. Through increasing the projection structure, reach the purpose that improves the stereo set utilization ratio, increased the projection function when bringing better music experience for the user, brought better facility.

Description

Sound box with projection function

Technical Field

The utility model relates to a audio amplifier technical field especially relates to a stereo set with projection function.

Background

The stereo set is exactly that sound output device, loudspeaker, subwoofer etc. and the stereo set is more and more popularized, and the wide application goes in people's real life, along with the improvement of people's standard of living at present, also is more and more high to the requirement of sound performance, and the stereo set that only possesses the sound output function has not satisfied the demand that people experienced to the amusement.

Disclosure of Invention

The utility model discloses a solve above-mentioned technical problem, provide a stereo set with projection function, make the audio amplifier when taking into account the aesthetic property, through increasing the projection structure, reach the purpose that improves the stereo set utilization ratio, increased the projection function when bringing better music experience for the user, satisfied the demand that people experienced to the amusement.

The utility model provides a concrete scheme as follows:

the utility model provides a stereo set with projection function, includes upper cover, center, lower cover, loudspeaker unit, main PCB board and projection transmitter, upper cover and lower cover are established respectively at the center both ends, loudspeaker unit and projection transmitter are connected with main PCB board electricity respectively, projection transmitter establishes at the upper cover inboardly, projection transmitter includes transmitter main part, transmitter upper cover, the film that has the pattern, convex lens and transmitter mainboard, transmitter upper cover lid closes in transmitter main part top, the film is fixed and is covered inboardly at the transmitter, convex lens and transmitter mainboard are established inside the transmitter main part by last under to in proper order, be equipped with the lamp plate on the transmitter mainboard.

Further, the projection transmitter still includes spring mounting, spring and film mounting, the upper cover correspond the position of projection transmitter the transmitter upper cover is equipped with first through-hole and second through-hole respectively, first through-hole and second through-hole are corresponding, the film passes through the film mounting to be fixed at transmitter upper cover inboard, convex lens establishes the inboard at the spring mounting, the spring mounting compresses tightly on the spring.

Further, the stereo set still includes the sealed lid of vibrating diaphragm structure, upper cover, the sealed upper cover of middle frame and the sealed lower cover of middle frame, the loudspeaker unit includes loudspeaker and woofer, the sealed lid of upper cover, the sealed upper cover of middle frame are fixed between upper cover and middle frame by last to lower in proper order, the sealed lower cover of middle frame is fixed in the middle frame below, the sealed lower cover of middle frame passes through linking bridge and lower cover fixed connection, loudspeaker passes through the loudspeaker support to be fixed on the middle frame lateral wall, woofer is fixed under and covers.

Further, the vibrating diaphragm structure comprises a vibrating diaphragm and a vibrating diaphragm, a hollow-out portion for installing the vibrating diaphragm is arranged in the middle of the vibrating diaphragm, the shape of the hollow-out portion is the same as that of the vibrating diaphragm, and the vibrating diaphragm is installed on the middle frame sealing upper cover.

Furthermore, a balancing weight is fixed on the end face of the vibration diaphragm.

Further, the upper cover inboard is equipped with main PCB board support, main PCB board is installed on main PCB board support, the upper cover be equipped with the supporting function button of main PCB board, main PCB board one side is equipped with audio interface, the interface and the storage card interface that charge, be equipped with respectively on the main PCB board support with audio interface, the interface that charges and the corresponding opening of storage card interface.

Further, the outer side of the main PCB support is provided with a silica gel plug, and the main PCB support is fixed on the side wall of the upper cover by the silica gel plug.

Furthermore, the connecting bracket is fixedly connected with the lower cover through a screw plug.

Furthermore, the lower cover is provided with an iron net, and the iron net is fixed on the outer side of the lower cover.

Furthermore, a foot pad is arranged at the bottom of the lower cover.

The utility model discloses a stereo set with projection function has following technological effect:

simple structure, convenient to use possess corresponding projection structure, fully provided user's amusement experience demand, improved the convenience in use of stereo set.

The requirement of people on the multifunction of the sound equipment is met; the whole structure is compact, and the design is novel and practical.

Drawings

Fig. 1 is an exploded view of a sound box with a projection function according to an embodiment of the present invention;

fig. 2 is a schematic view of an overall structure of a sound box with a projection function according to an embodiment of the present invention;

fig. 3 is an exploded view of a projection transmitter in a sound box with projection function according to an embodiment of the present invention;

fig. 4 is a schematic overall structure diagram of a projection transmitter in a sound box with a projection function according to an embodiment of the present invention;

wherein, 1 is the upper cover, 11 is first through-hole, 12 is main PCB board support, 13 is the function button, 14 is the silica gel stopper, 2 is the center, 3 is the lower cover, 31 is the iron net, 32 is the callus on the sole, 4 is the loudspeaker unit, 41 is loudspeaker, 411 is loudspeaker support, 42 is woofer, 5 is main PCB board, 6 is the projection transmitter, 61 is the transmitter main part, 62 is the transmitter upper cover, 621 is the second through-hole, 63 is the film, 64 is convex lens, 65 is the transmitter mainboard, 66 is the lamp plate, 67 is the spring mounting, 671 is the draw-in groove, 68 is the spring, 69 is the film mounting, 7 is the vibrating diaphragm structure, 71 is the vibrating diaphragm, 72 is the vibrating diaphragm, 73 is the balancing weight, 8 is the sealed lid of upper cover, 9 is the sealed upper cover of center, 10 is the sealed lower cover of center, 101 is the linking bridge, 101A is the screw stopper.

Detailed Description

The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention easier to understand for those skilled in the art and will therefore make the scope of the invention more clearly defined.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "head", "tail", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Example 1

Referring to fig. 1-2, the present embodiment provides a sound box with a projection function, the whole sound box is a cylindrical structure, and includes an upper cover 1, a middle frame 2, a lower cover 3, a speaker unit 4, a main PCB 5, a projection emitter 6, a diaphragm structure 7, an upper cover sealing cover 8, a middle frame sealing upper cover 9, and a middle frame sealing lower cover 10, the upper cover 1 and the lower cover 3 are respectively disposed at two ends of the middle frame 2, the speaker unit 4 and the projection emitter 6 are respectively electrically connected to the main PCB 5, the projection emitter 6 is disposed inside the upper cover 1, the speaker unit 4 includes a tweeter 41 and a woofer 42, the upper cover sealing cover 8 and the middle frame sealing upper cover 9 are sequentially fixed between the upper cover 1 and the middle frame 2 from top to bottom, the middle frame sealing lower cover 10 is fixed below the middle frame 2, the middle frame sealing lower cover 10 is fixedly connected to the lower cover 3 through a connecting bracket 101, so that the whole appearance of the sound box is beautiful and elegant. Specifically, the connecting bracket 101 is fixedly connected with the lower cover 3 through a screw plug 101A, so that the whole structure of the sound box is more compact.

The tweeter 41 is fixed to the side wall of the middle frame 2 by a tweeter holder 411, and the woofer 42 is fixed to the lower cover 3. The design of the high pitch loudspeaker and the low pitch loudspeaker is beneficial to the clarity of sound and the sound volume, and can bring better music experience for users.

The vibrating diaphragm structure 7 includes a vibrating diaphragm 71 and a vibrating diaphragm 72, a hollow portion for installing the vibrating diaphragm 71 is provided in the middle of the vibrating diaphragm 72, the shape of the hollow portion is the same as that of the vibrating diaphragm 71, and the vibrating diaphragm 72 is tightly pressed and installed on the middle frame sealing upper cover 9. A diaphragm structure is used to achieve sealing inside the middle frame. The end face of the vibrating diaphragm 71 is fixed with the balancing weight 73, so that the problem of sound distortion caused by too thin thickness of the vibrating diaphragm is avoided, and a better tone quality effect can be achieved. Through the use of the diaphragm and the balancing weight, the output tone quality can be more perfect, and the distortion is small.

Referring to fig. 3-4, the projection transmitter 6 includes a transmitter main body 61, a transmitter upper cover 62, a film 63 with a pattern, a convex lens 64, a transmitter main board 65, a spring fixing member 67, a spring 68, and a film fixing member 69, the transmitter upper cover 62 covers the transmitter main body 61, the upper cover 1 corresponds to the projection transmitter 6, the transmitter upper cover 62 is respectively provided with a first through hole 11 and a second through hole 621, the first through hole 11 and the second through hole 621 correspond to each other, the film 63 is fixed on the inner side of the transmitter upper cover 62 by the film fixing member 69, specifically, the film fixing member 69 fixes the film by a buckle, the film has a scaled-down pattern, the convex lens 64 is arranged on the inner side of the spring fixing member 67, the spring fixing member 67 is pressed against the spring 68, and by rotating the clamping groove 671 on the spring fixing member 67, thereby adjusting the height of the spring 68 to set the installation position of the convex lens. Wherein, the transmitter upper cover 62 and the spring mounting 67 outside are equipped with the external screw thread, and transmitter main part 61 is inside to be equipped with the internal thread, and transmitter upper cover 62, spring mounting 67 and transmitter main part 61 accomplish through internal thread and external screw thread cooperation and connect, convenient the dismantlement.

Convex lens 64 and transmitter mainboard 65 are established inside transmitter main part 61 by last under to in proper order, be equipped with lamp plate 66 on the transmitter mainboard 65. From bottom to top, arrange the lamp plate in proper order, convex lens and film, be provided with LED on the lamp plate for the light that LED sent sees through convex lens focus back, shines on the film that has the pattern the brightest light, sees through second through-hole 621, first through-hole 11 in proper order, comes out the pattern projection on the film, shines on wall or ceiling, and the projection formation of image is clear, makes the people in the projection pattern of making oneself beautiful and beautiful, listen to beautiful light music, so that the body and mind can both relax.

The PCB structure comprises an upper cover and is characterized in that a main PCB support 12 is arranged on the inner side of the upper cover 1, a main PCB 5 is installed on the main PCB support 12, the upper cover 1 is provided with a function key 13 matched with the main PCB 5, an audio interface, a charging interface and a storage card interface are arranged on one side of the main PCB 5, and openings corresponding to the audio interface, the charging interface and the storage card interface are respectively arranged on the main PCB support 12. The audio interface is used for accessing audio signals, the charging interface is used for accessing an external power supply to supply power to the whole circuit and charge a battery, and the memory card interface is used for inserting a memory card. The function keys 13 comprise a switch key, a volume key, a song cutting key and a mode key, and the main PCB is controlled through the function keys, so that the operations of switching a power supply, adjusting the volume, cutting songs and modes and the like are completed. When the projection function is needed, the projection switch can be realized by long-pressing the mode key, and the operation is convenient and quick.

The outer side of the main PCB support 12 is provided with a silica gel plug 14, and the main PCB support 12 is fixed on the side wall of the upper cover 1 by the silica gel plug 14. The silica gel plug 14 plays fixed, the guard action to main PCB board support, plays dustproof effect to the interface that charges and memory card interface.

In order to improve the connection stability of the whole sound box, the lower cover 3 is provided with an iron net 31, and the iron net 31 is fixed on the outer side of the lower cover 3. The bottom of the lower cover 3 is provided with a foot pad 32. The callus on the sole can be dismantled, and the installation of being convenient for, the callus on the sole adopt the rubber material, have the antiskid effect, also reduce stereo set and desktop direct friction simultaneously, reduce stereo set vibrations and to the projected interference, improve the overall stability of audio amplifier, promote user experience.

The stereo set with projection function that this embodiment provided realizes the projection function through setting up the projection transmitter to improve the utilization ratio of stereo set, improved the convenience in use of stereo set. The pleasing to the eye fashion of outward appearance, and rational in infrastructure, the modern design sets up loudspeaker, woofer and vibrating diaphragm simultaneously and further strengthens the tone quality of whole stereo set and experience, and the practicality is strong, and the reliability is high.

The above is only the preferred embodiment of the present invention, and not the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings or the direct or indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a stereo set with projection function, its characterized in that includes upper cover (1), center (2), lower cover (3), loudspeaker unit (4), main PCB board (5) and projection transmitter (6), upper cover (1) and lower cover (3) are established respectively at center (2) both ends, loudspeaker unit (4) and projection transmitter (6) are connected with main PCB board (5) electricity respectively, projection transmitter (6) are established at upper cover (1) inboard, projection transmitter (6) include transmitter main part (61), transmitter upper cover (62), take film (63) of pattern, convex lens (64) and transmitter mainboard (65), transmitter upper cover (62) lid closes in transmitter main part (61) top, film (63) are fixed in transmitter upper cover (62) inboard, convex lens (64) and transmitter mainboard (65) are established in proper order inside transmitter main part (61) from top to bottom, and a lamp panel (66) is arranged on the transmitter main board (65).

2. Sound box with projection function according to claim 1, wherein the projection projector (6) further comprises a spring holder (67), a spring (68) and a film holder (69), the upper cover (1) corresponds to the position of the projection projector (6), the projector upper cover (62) is provided with a first through hole (11) and a second through hole (621), the first through hole (11) and the second through hole (621) correspond, the film (63) is fixed inside the projector upper cover (62) through the film holder (69), the convex lens (64) is arranged inside the spring holder (67), and the spring holder (67) is pressed against the spring (68).

3. The sound box with the projection function according to claim 1, further comprising a diaphragm structure (7), an upper cover sealing cover (8), a middle frame sealing upper cover (9) and a middle frame sealing lower cover (10), wherein the speaker unit (4) comprises a tweeter (41) and a woofer (42), the upper cover sealing cover (8) and the middle frame sealing upper cover (9) are sequentially fixed between the upper cover (1) and the middle frame (2) from top to bottom, the middle frame sealing lower cover (10) is fixed below the middle frame (2), the middle frame sealing lower cover (10) is fixedly connected with the lower cover (3) through a connecting support (101), the tweeter (41) is fixed on the side wall of the middle frame (2) through a tweeter support (411), and the woofer (42) is fixed on the lower cover (3).

4. A sound box with projection function according to claim 3, wherein the diaphragm structure (7) comprises a diaphragm sheet (71) and a diaphragm (72), a hollow portion for installing the diaphragm sheet (71) is arranged in the middle of the diaphragm (72), the shape of the hollow portion is the same as that of the diaphragm sheet (71), and the diaphragm (72) is installed on the center frame sealing upper cover (9).

5. A sound box with projection function according to claim 4, wherein a weight (73) is fixed to an end face of the diaphragm (71).

6. The sound box with the projection function according to claim 1, wherein a main PCB support (12) is arranged on the inner side of the upper cover (1), the main PCB (5) is mounted on the main PCB support (12), the upper cover (1) is provided with a function button (13) matched with the main PCB (5), an audio interface, a charging interface and a memory card interface are arranged on one side of the main PCB (5), and openings corresponding to the audio interface, the charging interface and the memory card interface are respectively arranged on the main PCB support (12).

7. Sound box with projection function according to claim 6, characterized in that a silicone plug (14) is arranged outside the main PCB support (12), and the silicone plug (14) fixes the main PCB support (12) on the side wall of the upper cover (1).

8. Sound box with projection function according to claim 3, characterized in that the connection bracket (101) is fixedly connected with the lower cover (3) by means of a screw plug (101A).

9. A sound box with projection function according to claim 1, wherein said lower cover (3) is provided with an iron net (31), and said iron net (31) is fixed on the outer side of said lower cover (3).

10. Sound box with projection function according to claim 1, characterized in that the bottom of the lower cover (3) is provided with a foot pad (32).