CN215897999U

CN215897999U - Omnidirectional sound wave transmitting device

Info

Publication number: CN215897999U
Application number: CN202122544936.9U
Authority: CN
Inventors: 江山; 宋积文
Original assignee: Beijing Beike Shuopu Technology Co ltd
Current assignee: Beijing Beike Shuopu Technology Co ltd
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2022-02-22
Anticipated expiration: 2031-10-21

Abstract

The utility model relates to the technical field of sound transmission, in particular to an omnidirectional sound wave transmitting device, which can select and allocate sound discs with different numbers according to the requirement of a user on the sound coverage; the sound pressure of the omnidirectional sound wave transmitting device can be increased along with the stacking of the sound discs, so that the sound coverage is enlarged; the remote voice communication and high-definition sound transmission can be realized, and 360-degree omnidirectional sound wave transmission is really realized; the method comprises the following steps: the top end of the sound disc is fixedly provided with a reflection cone, the periphery of the sound disc is uniformly provided with a plurality of groups of top supporting columns, each group of top supporting columns is provided with a convex column, the bottom end edge of the sound disc is provided with a plurality of groups of bottom supporting columns corresponding to the plurality of groups of top supporting columns, and the bottom end of each group of bottom supporting columns is provided with a groove for the convex column to be inserted; wherein, a plurality of groups of audio discs are inserted and fixed in sequence through the convex columns and the grooves, and the bottom audio disc is fixedly arranged on the lifting adjusting device.

Description

Omnidirectional sound wave transmitting device

Technical Field

The utility model relates to the technical field of sound transmission, in particular to an omnidirectional sound wave transmitting device.

Background

The sound wave transmitting device mainly transmits directional sound waves, and the successful development of the omnidirectional sound wave transmitting device is a powerful supplement to directional sound wave products. At present, most of omnidirectional sound wave emitting devices are realized by annularly arranging a plurality of loudspeakers, the angle range of sound waves emitted by each loudspeaker is specific, and the omnidirectional emission can be realized in a true sense only by strictly calculating the arrangement number;

in the conventional speaker ring array type omnidirectional sound wave emitting device, the number of speakers may increase or the volume may increase as the sound pressure requirement increases, thereby increasing the weight and the occupied space of the device. In addition, the annular array is arranged, sound waves emitted by each loudspeaker are not overlapped, the voice communication distance is limited, and the definition is also reduced.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a method for selecting and matching different numbers of audio discs according to the requirement of a user on the audio coverage range; the sound pressure of the omnidirectional sound wave transmitting device can be increased along with the stacking of the sound discs, so that the sound coverage is enlarged; the omnidirectional sound wave transmitting device can realize long-distance voice communication, high-definition sound transmission and real 360-degree omnidirectional sound wave transmission.

An omnidirectional acoustic wave transmission apparatus of the present invention includes:

the sound disc is internally provided with a sound production unit, the top end of the sound disc is fixedly provided with a reflection cone, the peripheral edge of the sound disc is uniformly provided with a plurality of groups of top supporting columns, each group of top supporting columns is provided with a convex column, the edge of the bottom end of the sound disc is provided with a plurality of groups of bottom supporting columns corresponding to the plurality of groups of top supporting columns, and the bottom end of each group of bottom supporting columns is provided with a groove for the convex column to be inserted into;

wherein, a plurality of groups the audio disc is inserted tightly in proper order through projection and recess and is fixed, the bottom the audio disc fixed mounting is on lift adjusting device, lift adjusting device is used for adjusting a plurality of groups audio disc height of locating, the audio disc is two sets of at least.

Furthermore, the adjusting device comprises a top plate, a bottom plate, a telescopic sleeve and a transmission device, wherein a plurality of groups of bottom supporting columns corresponding to the bottom end of the audio disc on the top plate are respectively provided with a plurality of groups of connecting rods, each group of connecting rods is fixedly provided with a convex column, the telescopic sleeve is sleeved between the top plate and the bottom plate, the transmission device is fixedly arranged in the telescopic sleeve, and the transmission device is used for adjusting the relative distance between the top plate and the bottom plate;

the bottom mounting of bottom plate is provided with the bracing piece, the bottom mounting of bracing piece is provided with the ring flange for cooperate bolt nut pair and external equipment fixed connection.

Furthermore, every group all be provided with the screw hole that runs through the recess on the circumference outer wall of bottom sprag post, every group equal spiro union in the screw hole is equipped with locking bolt for carry out the top tightly fixedly to the cooperation of projection and recess.

Furthermore, the transmission device comprises a fixed shaft, a sleeve shaft, a plurality of groups of universal joints, a plurality of groups of connecting rods, a rotary table and a power device, wherein the fixed shaft is coaxially and fixedly installed at the top end of the bottom plate, the sleeve shaft is coaxially and fixedly installed at the bottom end of the top plate, a hole channel is formed in the bottom of the sleeve shaft, the fixed shaft is movably inserted into the hole channel, the plurality of groups of universal joints are uniformly installed on the edge of the bottom end of the top plate, the rotary table is coaxially and rotatably installed at the bottom of the fixed shaft, the plurality of groups of universal joints are uniformly installed at the top end of the rotary table, and two ends of each group of connecting rods are respectively and rotatably connected with the corresponding universal joints on the top plate and the rotary table;

the power device is arranged on the bottom plate and used for driving the rotary disc to rotate along the axis of the rotary disc.

Further, power device includes regulating spindle and gear, be provided with the tooth on the circumference outer wall of carousel, the regulating spindle rotates and installs on the bottom plate, the fixed cover of gear is established on the regulating spindle, gear and tooth meshing, the bottom of regulating spindle passes the bottom plate and stretches out to the bottom plate below.

Furthermore, one end of the adjusting shaft extending out of the bottom plate is provided with an adjusting bolt.

Furthermore, a stepping motor is fixedly installed on the bottom plate and used for driving the adjusting shaft to rotate for a certain angle along the axis of the adjusting shaft.

Further, still include the top cap, the bottom of top cap is provided with down the concave surface, the top of top cap is provided with the water conservancy diversion top, and the bottom of top cap is provided with a plurality of groups bottom support column for it is fixed with the cooperation of a plurality of groups top support column on the sound dish of topmost.

Compared with the prior art, the utility model has the beneficial effects that: according to the requirement of a user on the sound coverage range, sound discs with different numbers can be selected; the sound pressure of the omnidirectional sound wave transmitting device can be increased along with the stacking of the sound discs, so that the sound coverage is enlarged; the voice communication can be realized in a long distance, the sound transmission with high definition can be realized, and the sound wave can be transmitted in 360 degrees in all directions.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an exploded schematic view of the present invention;

fig. 3 is an enlarged schematic view of the structure of the audio disc;

FIG. 4 is a structural axial schematic view of an audio compact;

FIG. 5 is a sectional view showing the construction of the elevation adjusting means;

in the drawings, the reference numbers: 1. a sound disc; 2. a reflecting cone; 3. a top support column; 4. a convex column; 5. a bottom support column; 6. a groove; 7. a top plate; 8. a base plate; 9. a support bar; 10. a flange plate; 11. a telescopic sleeve; 12. a connecting rod; 13. locking the bolt; 14. a fixed shaft; 15. a sleeve shaft; 16. a duct; 17. a universal joint; 18. a connecting rod; 19. a turntable; 20. teeth; 21. an adjustment shaft; 22. a gear; 23. adjusting the bolt; 24. a top cover; 25. a flow guide top; 26. a lower concave surface.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. This embodiment is written in a progressive manner.

As shown in fig. 1 to 5, an omnidirectional acoustic wave transmission apparatus of the present invention includes:

the sound disc comprises a sound disc 1, wherein a sound production unit is arranged in the sound disc 1, a reflection cone 2 is fixedly arranged at the top end of the sound disc 1, a plurality of groups of top support columns 3 are uniformly arranged on the periphery of the sound disc 1, a convex column 4 is arranged on each group of top support columns 3, a plurality of groups of bottom support columns 5 are arranged at the bottom end edge of the sound disc 1 corresponding to the plurality of groups of top support columns 3, and a groove 6 for the convex column 4 to be inserted into is formed in the bottom end of each group of bottom support columns 5;

the sound discs 1 in a plurality of groups are sequentially inserted and fixed through the convex columns 4 and the grooves 6, the sound discs 1 at the bottommost end are fixedly arranged on a lifting adjusting device, the lifting adjusting device is used for adjusting the heights of the sound discs 1 in the plurality of groups, and the number of the sound discs 1 is at least two; in this embodiment, according to the requirement of the user for the sound coverage, different numbers of audio discs can be selected; the sound pressure of the omnidirectional sound wave transmitting device can be increased along with the stacking of the sound discs, so that the sound coverage is enlarged; the voice communication can be realized in a long distance, the sound transmission with high definition can be realized, and the sound wave can be transmitted in 360 degrees in all directions.

Preferably, the adjusting device comprises a top plate 7, a bottom plate 8, a telescopic sleeve 11 and a transmission device, wherein a plurality of groups of bottom support columns 5, corresponding to the bottom end of the audio disc 1, on the top plate 7 are respectively provided with a plurality of groups of connecting rods 12, each group of connecting rods 12 is fixedly provided with a convex column 4, the telescopic sleeve 11 is sleeved between the top plate 7 and the bottom plate 8, the transmission device is fixedly installed inside the telescopic sleeve 11, and the transmission device is used for adjusting the relative distance between the top plate 7 and the bottom plate 8;

a support rod 9 is fixedly arranged at the bottom end of the bottom plate 8, and a flange plate 10 is fixedly arranged at the bottom end of the support rod 9 and is used for being matched with a bolt and nut pair to be fixedly connected with external equipment; in this embodiment, through above-mentioned setting, be convenient for finely tune emitter's mounting height, hoisting device's installation suitability.

Preferably, as for the above technical scheme, each group of bottom support pillars 5 is provided with a threaded hole penetrating through the groove 6 on the circumferential outer wall, and each group of threaded holes is internally screwed with a locking bolt 13 for tightly supporting and fixing the convex column 4 and the groove 6; in this embodiment, by the above arrangement, it is convenient to fix and install two adjacent sets of audio discs 1.

Preferably, the transmission device comprises a fixed shaft 14, a sleeve shaft 15, a plurality of groups of universal joints 17, a plurality of groups of connecting rods 18, a rotary table 19 and a power device, wherein the fixed shaft 14 is coaxially and fixedly installed at the top end of the bottom plate 8, the sleeve shaft 15 is coaxially and fixedly installed at the bottom end of the top plate 7, a hole 16 is formed in the bottom of the sleeve shaft 15, the fixed shaft 14 is movably inserted into the hole 16, the plurality of groups of universal joints 17 are uniformly installed at the edge of the bottom end of the top plate 7, the rotary table 19 is coaxially and rotatably installed at the bottom of the fixed shaft 14, the plurality of groups of universal joints 17 are uniformly installed at the top end of the rotary table 19, and two ends of each group of connecting rods 18 are respectively and rotatably connected with the corresponding universal joints 17 on the top plate 7 and the rotary table 19;

the power device is arranged on the bottom plate 8 and is used for driving the turntable 19 to rotate along the axis of the turntable; in this embodiment, with the above arrangement, the distance between the top plate 7 and the bottom plate 8 is conveniently and stably adjusted, and the practicability is improved.

Preferably, the power device comprises an adjusting shaft 21 and a gear 22, teeth 20 are arranged on the circumferential outer wall of the turntable 19, the adjusting shaft 21 is rotatably mounted on the bottom plate 8, the gear 22 is fixedly sleeved on the adjusting shaft 21, the gear 22 is meshed with the teeth 20, and the bottom end of the adjusting shaft 21 penetrates through the bottom plate 8 and extends out to the lower side of the bottom plate 8; in this embodiment, the turntable 19 is conveniently driven to rotate by a certain angle through the above arrangement, and the practicability is improved.

Preferably, as for the above technical solution, an adjusting bolt 23 is arranged at one end of the adjusting shaft 21 extending out of the bottom plate 8; in the present embodiment, manual adjustment is facilitated by providing the adjustment bolt 23.

Preferably, the bottom plate 8 is fixedly provided with a stepping motor for driving the adjusting shaft 21 to rotate by a certain angle along the axis of the adjusting shaft; in the embodiment, through the arrangement, automatic adjustment is facilitated.

As a preferred technical scheme, the sound disc further comprises a top cover 24, wherein a lower concave surface 26 is arranged at the bottom end of the top cover 24, a flow guiding top 25 is arranged at the top end of the top cover 24, and a plurality of groups of bottom supporting columns 5 are arranged at the bottom end of the top cover 24 and are used for being matched and fixed with a plurality of groups of top supporting columns 3 on the topmost sound disc 1; in this embodiment, through the above arrangement, it is convenient to cover the top audio disc 1, and to refract and diffuse the sound wave emitted from the top audio disc 1.

The installation mode, the connection mode or the arrangement mode of the omnidirectional sound wave transmitting device are common mechanical modes, and the omnidirectional sound wave transmitting device can be implemented as long as the beneficial effects of the omnidirectional sound wave transmitting device can be achieved.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. An omnidirectional acoustic wave transmission apparatus, comprising:

the sound disc comprises a sound disc (1), wherein a sound production unit is arranged in the sound disc (1), a reflection cone (2) is fixedly installed at the top end of the sound disc (1), a plurality of groups of top supporting columns (3) are uniformly arranged on the periphery of the sound disc (1), a convex column (4) is arranged on each group of top supporting columns (3), a plurality of groups of bottom supporting columns (5) are arranged on the edge of the bottom end of the sound disc (1) corresponding to the plurality of groups of top supporting columns (3), and a groove (6) for the convex column (4) to insert is formed in the bottom end of each group of bottom supporting columns (5);

wherein, a plurality of groups sound dish (1) is inserted in proper order through projection (4) and recess (6) and is fixed, the bottom sound dish (1) fixed mounting is on lift adjusting device, lift adjusting device is used for adjusting a plurality of groups sound dish (1) height of locating, sound dish (1) are two sets of at least.

2. An omnidirectional sound wave emission device according to claim 1, wherein the adjusting device comprises a top plate (7), a bottom plate (8), a telescopic sleeve (11) and a transmission device, wherein a plurality of groups of connecting rods (12) are respectively disposed on a plurality of groups of bottom supporting columns (5) on the top plate (7) corresponding to the bottom end of the sound disc (1), each group of connecting rods (12) is fixedly provided with a convex column (4), the telescopic sleeve (11) is sleeved between the top plate (7) and the bottom plate (8), the transmission device is fixedly installed inside the telescopic sleeve (11), and the transmission device is used for adjusting the relative distance between the top plate (7) and the bottom plate (8);

the bottom mounting of bottom plate (8) is provided with bracing piece (9), the bottom mounting of bracing piece (9) is provided with ring flange (10) for cooperate the vice and external equipment fixed connection of bolt and nut.

3. An omnidirectional sound wave emission device according to claim 1, wherein each group of said bottom supporting columns (5) has a threaded hole penetrating through the groove (6) on the outer circumferential wall, and a locking bolt (13) is screwed into each group of said threaded holes for fastening and fixing the convex column (4) and the groove (6) in cooperation.

4. An omnidirectional acoustic emission apparatus according to claim 2, wherein said transmission means comprises a fixed shaft (14), a sleeve shaft (15), a plurality of sets of universal joints (17), a plurality of sets of connecting rods (18), a turntable (19), and a power unit, the fixed shaft (14) is coaxially and fixedly arranged at the top end of the bottom plate (8), the sleeve shaft (15) is coaxially and fixedly arranged at the bottom end of the top plate (7), the bottom of the sleeve shaft (15) is provided with a pore canal (16), the fixed shaft (14) is movably inserted into the pore canal (16), a plurality of groups of universal joints (17) are uniformly arranged on the edge of the bottom end of the top plate (7), the rotary table (19) is coaxially and rotatably arranged at the bottom of the fixed shaft (14), a plurality of groups of universal joints (17) are uniformly arranged at the top end of the rotary table (19), and two ends of each group of connecting rods (18) are respectively and rotatably connected with the top plate (7) and the corresponding universal joints (17) on the rotary table (19);

the power device is arranged on the bottom plate (8) and is used for driving the rotary disc (19) to rotate along the axis of the rotary disc.

5. An omnidirectional sound wave transmitting device according to claim 4, wherein said power device comprises an adjusting shaft (21) and a gear (22), wherein teeth (20) are disposed on the outer circumferential wall of said turntable (19), said adjusting shaft (21) is rotatably mounted on the bottom plate (8), said gear (22) is fixedly sleeved on the adjusting shaft (21), said gear (22) is engaged with said teeth (20), and the bottom end of said adjusting shaft (21) passes through the bottom plate (8) and extends out to the lower side of the bottom plate (8).

6. An omnidirectional acoustic wave transmission apparatus according to claim 5, wherein an end of said adjustment shaft (21) extending to the outside of said base plate (8) is provided with an adjustment bolt (23).

7. An omnidirectional acoustic wave emission apparatus according to claim 5, wherein a stepping motor is fixedly installed on said base plate (8) for driving the adjustment shaft (21) to rotate at a certain angle along its axis.

8. An omnidirectional sound wave transmitting device according to claim 1, further comprising a top cover (24), wherein a bottom end of the top cover (24) is provided with a lower concave surface (26), a top end of the top cover (24) is provided with a flow guiding top (25), and a bottom end of the top cover (24) is provided with a plurality of sets of bottom supporting columns (5) for being matched and fixed with a plurality of sets of top supporting columns (3) on the topmost sound dish (1).