CN214851815U

CN214851815U - Rotatable multifunctional electromagnetic loudspeaker

Info

Publication number: CN214851815U
Application number: CN202120939186.2U
Authority: CN
Inventors: 蒋加星; 蔡禄军; 吴晓军
Original assignee: Wuxi Jiefu Electroacoustic Co Ltd
Current assignee: Wuxi Jiefu Electroacoustic Co Ltd
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2021-11-23
Anticipated expiration: 2031-04-30

Abstract

The utility model belongs to the field of loudspeakers, in particular to a rotatable multifunctional electromagnetic loudspeaker, which comprises a sound box, a base and a rotating structure; a base is arranged at the bottom of the sound box, and a rotating structure is arranged in the base; the rotating structure comprises a first motor, a driving rod and a rotary table; the top surface middle part of the base is provided with a rotating groove, the bottom surface middle part of the rotating groove is provided with a driving groove, the bottom surface of the driving groove is fixedly connected with a first motor, a rotating shaft of the first motor is fixedly connected with a driving rod, the bottom surface of the sound box is fixedly connected with a turntable, the bottom outer ring of the turntable is in rotating fit with the inner wall of the rotating groove, the bottom boss outer ring of the turntable is in rotating fit with the inner ring of the driving groove, the boss bottom surface of the turntable is provided with a driving hole, and the inner ring of the driving hole is in sliding fit with the outer ring of the driving rod; the angle that the user of being convenient for adjusted the stereo set improves the tone quality of stereo set, has improved user's use comfort.

Description

Rotatable multifunctional electromagnetic loudspeaker

Technical Field

The utility model relates to a speaker field specifically is a rotatable formula multi-functional electromagnetic type speaker.

Background

The electromagnetic loudspeaker is also called reed loudspeaker, and it uses the electromagnetic induction principle to make the sound source signal current pass through the voice coil and then magnetize the reed made of soft iron material, and the magnetized vibratable reed and the magnet attract or repel each other to produce driving force, so that the vibrating diaphragm vibrates and sounds.

The existing loudspeaker sound equipment always corresponds to an angle direction, so that the tone effect of the sound equipment is single and fixed, in order to achieve the best tone, the angle of a user can only be adjusted by manual rotation, great inconvenience is brought to the user, and the use feeling of the user is reduced; therefore, a rotatable multifunctional electromagnetic speaker is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to compensate prior art's not enough, the speaker stereo set corresponds an angle direction all the time, causes the tone quality effect singleness of stereo set fixed, in order to reach the best tone quality, the user angle can only rotate the adjustment through manual, brings very big inconvenience for the user, has reduced the problem of user's use impression, the utility model provides a rotatable multi-functional electromagnetic type speaker.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a rotatable multifunctional electromagnetic loudspeaker, which comprises a sound box, a base and a rotating structure; a base is arranged at the bottom of the sound box, and a rotating structure is arranged in the base;

the rotating structure comprises a first motor, a driving rod and a rotary table; the top surface middle part of the base is provided with a rotating groove, the bottom surface middle part of the rotating groove is provided with a driving groove, the bottom surface of the driving groove is fixedly connected with a first motor, a rotating shaft of the first motor is fixedly connected with a driving rod, the bottom surface of the sound box is fixedly connected with a turntable, the bottom outer ring of the turntable is in rotating fit with the inner wall of the rotating groove, the bottom boss outer ring of the turntable is in rotating fit with the inner ring of the driving groove, the boss bottom surface of the turntable is provided with a driving hole, and the inner ring of the driving hole is in sliding fit with the outer ring of the driving rod; the angle that the user of being convenient for adjusted the stereo set improves the tone quality of stereo set, has improved user's use comfort.

Preferably, the top surface outer ring of the driving groove is provided with a ring groove, the bottom surface of the top outer ring of the rotary table is provided with an annular sliding groove, the inner bottom surface of the annular sliding groove is provided with a circular sliding table in a sliding manner, the bottom surface of the circular sliding table is in sliding fit with the bottom surface of the ring groove, the top surface of the circular sliding table and the top surface of the annular sliding groove are provided with a plurality of ring grooves, and balls are arranged in the ring grooves in a sliding manner; the vibration of the sound equipment during rotation is reduced, and the stability of internal elements of the sound equipment is improved.

Preferably, a fixing structure is arranged on the outer ring in the middle of the rotary table, and the fixing structure comprises a power structure, a sector plate and a screw rod; a driving cavity is formed in the middle of the rotary table, a plurality of through holes are formed in the outer ring of the middle of the rotary table, a plurality of arc-shaped grooves are formed in the outer ring of the rotary table, a sector plate is slidably mounted inside each arc-shaped groove, threaded holes are formed in the inner ring of each sector plate, the threaded holes are connected with the through holes, the through holes are communicated with the driving cavity, a power structure is mounted inside each driving cavity, a lead screw is rotatably mounted inside each through hole, one end of each lead screw is connected with the power structure, and the outer ring of the other end of each lead screw is in threaded fit with the inner ring of each threaded hole; the turntable is prevented from rotating accidentally, and the stability of the sound equipment is further improved.

Preferably, the power structure comprises a second motor, a driving gear and a driven gear; the top surface of the driving cavity is provided with a mounting cavity, a second motor is fixedly connected inside the mounting cavity, a rotating shaft of the second motor penetrates through the top wall of the driving cavity in a rotating mode, a rotating shaft of the second motor is fixedly connected with a driving gear, the driving gear is rotatably installed inside the driving cavity, one end of the screw rod is fixedly connected with a driven gear, the driven gear is rotatably installed inside the driving cavity, and the driving gear is meshed with the driven gear; and stable power is provided for the rotation of the screw rod.

Preferably, the sound box comprises a shell, a mounting plate and a loudspeaker; a plurality of sound holes are formed in the outer ring of the shell, the bottom surface of the interior of the shell is fixedly connected with the mounting plate, and a plurality of loudspeakers are fixedly connected to two sides of the mounting plate.

Preferably, the loudspeaker uses a magnet made of high-performance rare earth magnetic material to provide thrust, the vibration system uses a specially-made titanium alloy diaphragm, and the voice coil is made of high-tension copper-clad aluminum wires; further improving the sound quality of the sound.

The utility model discloses an useful part lies in:

1. the driving rod is driven to rotate through the first motor, the rotary table is driven to rotate in the rotary groove, the bottom surface of the circular sliding table is in contact with the bottom surface of the annular groove, and the balls slide along the annular groove, so that the friction force between the rotary table and the rotary groove is reduced, the sound box rotates, a user can adjust the angle of the sound box conveniently, the sound quality of the sound box is improved, and the use comfort of the user is improved;

2. the second motor drives the driving gear to rotate, drives the driven gear meshed with the driving gear to rotate, drives the screw rod to rotate, and pushes the sector plate in threaded fit with the screw rod to slide along the outer ring of the arc-shaped groove, so that the sector plate extrudes the inner wall of the rotating groove to fix the rotary table, the accidental rotation of the rotary table is avoided, and the stability of the sound equipment is further improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic overall structure diagram according to a first embodiment;

FIG. 2 is an overall front sectional view of the first embodiment;

FIG. 3 is an overall top cross-sectional view of the first embodiment;

FIG. 4 is an enlarged view of a portion of FIG. 2 at A;

fig. 5 is an overall top sectional view of the second embodiment.

In the figure: 1. sounding; 2. a base; 101. a housing; 102. mounting a plate; 103. a speaker; 301. a first motor; 302. a drive rod; 303. a turntable; 304. a rotating groove; 305. a drive slot; 306. a drive aperture; 307. a ring groove; 308. an annular chute; 309. a circular sliding table; 310. an annular groove; 311. a ball bearing; 312. a sector plate; 313. a screw rod; 314. a drive chamber; 315. a through hole; 316. an arc-shaped slot; 317. a threaded hole; 318. a second motor; 319. a drive gear; 320. a driven gear; 321. an inner gear ring; 322. an arc-shaped gear 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 efforts belong to the protection scope of the present invention.

Example one

Referring to fig. 1-4, a rotatable multifunctional electromagnetic speaker includes a speaker 1, a base 2 and a rotating structure; a base 2 is arranged at the bottom of the sound box 1, and a rotating structure is arranged inside the base 2;

the rotating structure comprises a first motor 301, a driving rod 302 and a rotary table 303; a rotating groove 304 is formed in the middle of the top surface of the base 2, a driving groove 305 is formed in the middle of the bottom surface of the rotating groove 304, the bottom surface of the driving groove 305 is fixedly connected with a first motor 301, a rotating shaft of the first motor 301 is fixedly connected with a driving rod 302, the bottom surface of the sound box 1 is fixedly connected with a turntable 303, the outer ring of the bottom of the turntable 303 is in rotating fit with the inner wall of the rotating groove 304, the outer ring of a boss on the bottom of the turntable 303 is in rotating fit with the inner ring of the driving groove 305, a driving hole 306 is formed in the bottom surface of the boss of the turntable 303, and the inner ring of the driving hole 306 is in sliding fit with the outer ring of the driving rod 302; drive actuating lever 302 through first motor 301 and rotate, drive revolving stage 303 at the rotation of rotation groove 304 internal rotation for stereo set 1 rotates, thereby convenient to use person adjusts the angle improvement stereo set 1's of stereo set 1 tone quality, has improved user's comfort in use then.

An annular groove 307 is formed in the outer ring of the top surface of the driving groove 305, an annular sliding groove 308 is formed in the bottom surface of the outer ring of the top of the rotary table 303, a circular sliding table 309 is slidably mounted on the inner bottom surface of the annular sliding groove 308, the bottom surface of the circular sliding table 309 is in sliding fit with the bottom surface of the annular groove 307, a plurality of annular grooves 310 are formed in the top surfaces of the circular sliding table 309 and the annular sliding groove 308, and balls 311 are slidably mounted in the annular grooves 310; the ball 311 slides along the annular groove 310 by the bottom surface of the circular sliding table 309 contacting the bottom surface of the annular groove 307, thereby reducing the friction between the turntable 303 and the rotating groove 304, further reducing the vibration when the sound 1 rotates, and improving the stability of the internal components of the sound 1.

A fixed structure is arranged on the outer ring of the middle part of the rotary table 303, and comprises a power structure, a sector plate 312 and a screw rod 313; a driving cavity 314 is formed in the middle of the rotary table 303, a plurality of through holes 315 are formed in the outer ring of the middle of the rotary table 303, a plurality of arc-shaped grooves 316 are formed in the outer ring of the rotary table 303, a sector plate 312 is slidably mounted inside the arc-shaped grooves 316, a threaded hole 317 is formed in the inner ring of the sector plate 312, the threaded hole 317 is connected with the through hole 315, the through hole 315 is communicated with the driving cavity 314, a power structure is mounted inside the driving cavity 314, a screw rod 313 is rotatably mounted inside the through hole 315, one end of the screw rod 313 is connected with the power structure, and the outer ring of the other end of the screw rod 313 is in threaded fit with the inner ring of the threaded hole 317; through power structure power supply, drive lead screw 313 rotates, promotes the sector plate 312 with its screw-thread fit and slides along the outside circle of arc groove 316 for sector plate 312 extrudes the inner wall of rotating groove 304, thereby fixes revolving stage 303, has avoided revolving stage 303 unexpected rotation, has then further improved stereo set 1's stability.

The power structure includes a second motor 318, a driving gear 319, and a driven gear 320; the top surface of the driving cavity 314 is provided with a mounting cavity, the interior of the mounting cavity is fixedly connected with a second motor 318, a rotating shaft of the second motor 318 is rotatably penetrated through the top wall of the driving cavity 314, the rotating shaft of the second motor 318 is fixedly connected with a driving gear 319, the driving gear 319 is rotatably mounted in the driving cavity 314, one end of the screw rod 313 is fixedly connected with a driven gear 320, the driven gear 320 is rotatably mounted in the driving cavity 314, and the driving gear 319 is meshed with the driven gear 320; the driving gear 319 is driven to rotate by the second motor 318, and the driven gear 320 engaged with the driving gear is driven to rotate, so that stable power is provided for the rotation of the screw rod 313.

The sound box 1 comprises a shell 101, a mounting plate 102 and a loudspeaker 103; a plurality of sound holes are formed in the outer ring of the shell 101, an installation plate 102 is fixedly connected to the bottom surface of the interior of the shell 101, and a plurality of speakers 103 are fixedly connected to two sides of the installation plate 102; sound is generated by the speaker 103 and emitted through the sound hole, thereby realizing sound emission of the sound box 1.

The loudspeaker 103 is a magnet made of high-performance rare earth magnetic materials for providing thrust, a vibration system adopts a specially-made titanium alloy diaphragm, and a voice coil is made of a high-tension copper-clad aluminum wire; the strong thrust is provided by the characteristics of the high-performance rare earth magnetic material, and the titanium alloy membrane has the characteristics of light weight and strong rigidity, so that the tone quality of the sound 1 is further improved.

Example two

Referring to fig. 5, as another embodiment of the present invention, in a first comparative example, an inner ring of the rotating groove 304 is fixedly connected to an inner gear ring 321, an outer ring of the sector plate 312 is fixedly connected to an arc-shaped gear plate 322, and the arc-shaped gear plate 322 is slidably engaged with the inner gear ring 321; by the sliding engagement of the inner gear ring 321 and the arc gear plate 322, the fixing strength between the sector plate 312 and the rotation groove 304 is further improved, and the stability of the sound box 1 is further improved.

The working principle is as follows: firstly, the first motor 301 drives the driving rod 302 to rotate, the rotary table 303 is driven to rotate in the rotary groove 304, the bottom surface of the circular sliding table 309 contacts the bottom surface of the annular groove 307, the ball 311 slides along the annular groove 310, the friction force between the rotary table 303 and the rotary groove 304 is reduced, and the first motor 301 is turned off after the sound box 1 is rotated to a proper angle;

then, the second motor 318 is started to drive the driving gear 319 to rotate, drive the driven gear 320 meshed with the driving gear 319 to rotate, drive the screw rod 313 to rotate, push the sector plate 312 in threaded fit with the screw rod to slide along the arc-shaped groove 316 to the outer circle, push the sector plate 312 to extrude the inner wall of the rotating groove 304, fix the rotary table 303 and fix the sound box 1; the angle that the user of being convenient for adjusted stereo set 1 improves stereo set 1's tone quality, has improved user's use comfort.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a rotatable multi-functional electromagnetic type speaker which characterized in that: comprises a sound box (1), a base (2) and a rotating structure; a base (2) is arranged at the bottom of the sound box (1), and a rotating structure is arranged in the base (2);

the rotating structure comprises a first motor (301), a driving rod (302) and a rotary table (303); rotation groove (304) are seted up at the top surface middle part of base (2), drive groove (305) are seted up at the bottom surface middle part of rotation groove (304), the first motor of bottom surface rigid coupling (301) in drive groove (305), pivot rigid coupling actuating lever (302) of first motor (301), bottom surface rigid coupling revolving stage (303) of stereo set (1), the bottom outer lane of revolving stage (303) and the inner wall normal running fit in rotation groove (304), the bottom surface boss outer lane of revolving stage (303) and the inner circle normal running fit in drive groove (305), drive hole (306) are seted up to the boss bottom surface of revolving stage (303), the inner circle of drive hole (306) and the outer lane sliding fit of actuating lever (302).

2. A rotatable multi-functional electromagnetic speaker as defined in claim 1, wherein: annular groove (307) are seted up to the top surface outer lane of drive groove (305), annular spout (308) are seted up to the top outer lane bottom surface of revolving stage (303), the circular slip table (309) of the inside bottom surface slidable mounting of annular spout (308), the bottom surface of circular slip table (309) and the bottom surface sliding fit of annular groove (307), a plurality of ring channels (310) are seted up to the top surface of circular slip table (309) and the top surface of annular spout (308), the inside slidable mounting ball (311) of ring channel (310).

3. A rotatable multi-functional electromagnetic speaker as defined in claim 1, wherein: a fixed structure is arranged on the outer ring of the middle part of the rotary table (303), and comprises a power structure, a sector plate (312) and a screw rod (313); drive chamber (314) are seted up in the middle part of revolving stage (303), a plurality of through-holes (315) are seted up to the middle part outer lane of revolving stage (303), a plurality of arc walls (316) are seted up to the outer lane of revolving stage (303), inside slidable mounting sector plate (312) of arc wall (316), screw hole (317) are seted up to the inner circle of sector plate (312), screw hole (317) connect the through-hole (315), through-hole (315) intercommunication drive chamber (314), the internally mounted power structure of drive chamber (314), the internal rotation of through-hole (315) installation lead screw (313), power structure is connected to the one end of lead screw (313), the inner circle screw-thread fit of the other end outer lane and screw hole (317) of lead screw (313).

4. A rotatable multifunctional electromagnetic loudspeaker as claimed in claim 3, wherein: the power structure comprises a second motor (318), a driving gear (319) and a driven gear (320); the installation cavity is seted up to the top surface in drive cavity (314), the inside rigid coupling second motor (318) of installation cavity, the pivot of second motor (318) rotates the roof that runs through drive cavity (314), the pivot rigid coupling drive gear (319) of second motor (318), drive gear (319) rotate and install inside drive cavity (314), the one end rigid coupling driven gear (320) of lead screw (313), driven gear (320) rotate and install inside drive cavity (314), drive gear (319) and driven gear (320) meshing.

5. A rotatable multi-functional electromagnetic speaker as defined in claim 1, wherein: the sound box (1) comprises a shell (101), a mounting plate (102) and a loudspeaker (103); a plurality of sound holes are formed in the outer ring of the shell (101), the bottom surface of the interior of the shell (101) is fixedly connected with a mounting plate (102), and two sides of the mounting plate (102) are fixedly connected with a plurality of loudspeakers (103).

6. A rotatable multifunctional electromagnetic loudspeaker as claimed in claim 5, wherein: the loudspeaker (103) is a magnet made of high-performance rare earth magnetic materials for providing thrust, a vibration system adopts a specially-made titanium alloy diaphragm, and a voice coil is made of high-tension copper-clad aluminum wires.