CN211831060U - Linear array audio amplifier of high pitch - Google Patents

Abstract

The utility model relates to an audio amplifier technical field just discloses a linear array audio amplifier of high pitch, including box, loudspeaker and well woofer, the inside of box is provided with division board and deflector, the division board is the middle part of trapezoidal and fixed mounting box inner wall, the deflector sets up two and is triangle-shaped, two the deflector is fixed mounting respectively in the both sides of box inner wall, loudspeaker set up two and place inside the box that is located the division board both sides. This linear array audio amplifier of high pitch enlarges the radiation space of audio amplifier through two sets of woofers for spectator can both hear in every place, and tweeter is connected with the audio amplifier, can enlarge the acoustic pressure of audio amplifier, avoids the power undersize of audio amplifier body, and the acoustic pressure that spreads does not reach anticipated effect, thereby reaches the purpose of enlarging and reinforcing acoustic pressure.

Description

Linear array audio amplifier of high pitch

Technical Field

The utility model relates to an audio amplifier technical field specifically is a linear array audio amplifier of high pitch.

Background

The linear array sound box is a device which arranges the sound boxes in the vertical direction, each sound box is provided with a cone-shaped radiation space, the sound pressure of the cone-shaped space is correspondingly extruded to form a transverse oval covering space, the position of an auditorium is just fully paved, the linear array sound box is in a working state of a sound array, and the linear array sound box is suitable for large-scale singing or being used in the environment such as a stadium, a square and the like, and the sound pressure is diffused to enable audiences to sense the sound pressure.

However, the existing linear array sound boxes are large sound boxes, sound pressure is diffused out through the linear arrays by using strong power, and some sound boxes with small volume are difficult to achieve expected effects due to insufficient power, so that a linear array sound box with high pitch is provided.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a linear array audio amplifier of high pitch possesses the advantage that improves the acoustic pressure, has solved some small audio amplifiers, because power is not enough, consequently is difficult to reach the problem of anticipated effect.

The utility model provides a following technical scheme: a linear array sound box with high pitch comprises a box body, two tweeters and a middle and low woofer, wherein a partition plate and two guide plates are arranged inside the box body, the partition plate is trapezoidal and is fixedly installed in the middle of the inner wall of the box body, the two guide plates are triangular, the two guide plates are respectively and fixedly installed on two sides of the inner wall of the box body, and the two tweeters are arranged and are placed inside the box body on two sides of the partition plate;

the middle and low-pitched horn is provided with four middle and low-pitched horns which are averagely divided into two groups, two connecting blocks are fixedly installed on the middle and low-pitched horn and distributed at two ends of the top of the middle and low-pitched horn, threaded holes are formed in the connecting blocks, two grooves are formed in the top of the middle and low-pitched horn, two rubber strips are fixedly installed at the bottom of the middle and low-pitched horn, two connecting grooves are formed in the bottom of the middle and low-pitched horn, two ends of the middle and low-pitched horn are respectively in threaded connection with a screw rod, one end of each screw rod extends into each connecting groove, one middle and low-pitched horn is in contact with the connecting groove of the other middle and low-pitched horn through the connecting blocks, one end of each screw rod is in contact with;

the bottom fixed mounting of box has the locating piece, threaded connection has the threaded rod on the locating piece, the screw hole contact on one end and the connecting block of threaded rod, the back of well woofer and the bottom of box all fixed mounting have the positioning seat, be provided with electric putter between the positioning seat at the positioning seat on the box and the positioning seat at the back of well woofer.

Preferably, the two ends of the electric push rod are fixedly provided with fixed pipes, the positioning seat is provided with a bolt, and the surface of the bolt is movably sleeved with the inner sides of the fixed pipes.

Preferably, the tweeter is a rubidium magnetic horn.

Preferably, the shape of the alto-woofer is a trapezoid.

Preferably, the AES rated power of the midbass horn is 200W.

Preferably, the AES rating of the tweeter is 100W.

Compared with the prior art, the utility model discloses possess following beneficial effect:

according to the linear array sound box with the high pitch, the radiation space of the sound box is enlarged through the two groups of medium and low pitch horns, so that audiences can hear the sound box in each place, the high pitch horns are connected with the sound box, the sound pressure of the sound box can be enlarged, the situation that the sound box body is too small in power and the transmitted sound pressure cannot achieve the expected effect is avoided, and therefore the purpose of enlarging and enhancing the sound pressure is achieved;

the medium and low-pitched loudspeakers are connected through the connecting blocks and the screw rods, each medium and low-pitched loudspeaker is in contact with the corresponding rubber strip, the structure of each medium and low-pitched loudspeaker is compact, collision between the low-pitched loudspeakers is avoided, the effect of the sound box is influenced, the medium and low-pitched loudspeakers are fixed on the positioning blocks through the threaded rods, the angle of the medium and low-pitched loudspeakers can be adjusted by matching with the electric push rods, and the linear array formed by the medium and low-pitched loudspeakers diffuses sound pressure.

Drawings

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

fig. 2 is a side view of the present invention of fig. 1;

fig. 3 is a top view of the woofer of the present invention;

fig. 4 is a bottom view of the woofer of the present invention;

fig. 5 is a structural diagram of the electric putter of the present invention.

In the figure: 1. a box body; 2. a tweeter; 3. a mid-bass loudspeaker; 4. a separator plate; 5. a guide plate; 6. Connecting blocks; 7. a groove; 8. a rubber strip; 9. connecting grooves; 10. a screw; 11. positioning blocks; 12. a threaded rod; 13. positioning seats; 14. an electric push rod; 15. a fixed tube; 16. and (4) bolts.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of the word "comprising" or "comprises", and the like, in this disclosure is intended to mean that the elements or items listed before that word, include the elements or items listed after that word, and their equivalents, without excluding other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may also include electrical connections, whether direct or indirect.

To maintain the following description of the embodiments of the present disclosure clear and concise, detailed descriptions of known functions and known components are omitted so as to not unnecessarily obscure the concepts of the present invention.

Referring to fig. 1-5, a linear array sound box with high pitch comprises a box body 1, a high pitch loudspeaker 2 and a middle and low pitch loudspeaker 3, wherein an isolation plate 4 and two guide plates 5 are arranged inside the box body 1, the isolation plate 4 is trapezoidal and is fixedly installed in the middle of the inner wall of the box body 1, the two guide plates 5 are triangular, the two guide plates 5 are respectively and fixedly installed on two sides of the inner wall of the box body 1, the high pitch loudspeakers 2 are two and are placed inside the box body 1 on two sides of the isolation plate 4, the radiation space of the sound box is enlarged through the two groups of middle and low pitch loudspeakers 3, so that audiences can hear in each place, the high pitch loudspeaker 2 is connected with the sound box, the sound pressure of the sound box can be enlarged, the power of the sound box body is prevented from being too small, the transmitted sound pressure cannot achieve the;

four middle and low-pitched loudspeakers 3 are arranged and are divided into two groups on average, two connecting blocks 6 are fixedly installed on the middle and low-pitched loudspeakers 3, the two connecting blocks 6 are distributed at two ends of the top of the middle and low-pitched loudspeakers 3, threaded holes are formed in the connecting blocks 6, two grooves 7 are formed in the tops of the middle and low-pitched loudspeakers 3, two rubber strips 8 are fixedly installed at the bottoms of the middle and low-pitched loudspeakers 3, two connecting grooves 9 are formed in the bottoms of the middle and low-pitched loudspeakers 3, screw rods 10 are connected to two ends of the middle and low-pitched loudspeakers 3 in a threaded mode, one end of each screw rod 10 extends into one connecting groove 9, one middle and low-pitched loudspeaker 3 is in contact with the connecting groove 9 of the other middle and low-pitched loudspeaker 3 through the connecting blocks 6, one end of each screw rod 10 is in contact with the threaded hole in the connecting block 6, the rubber strip 8 at the bottom, each of the medium and low-pitched loudspeakers 3 is contacted by the rubber strip 8, so that the structures of the medium and low-pitched loudspeakers 3 are compact, the collision among the medium and low-pitched loudspeakers 3 is avoided, the effect of the sound box is not influenced, and the connected medium and low-pitched loudspeakers 3 can be separated through the screw rods 10, so that the assembly is facilitated;

the bottom fixed mounting of box 1 has locating piece 11, threaded connection has threaded rod 12 on the locating piece 11, the one end of threaded rod 12 and the screw hole contact on the connecting block 6, the back of well woofer 3 and the bottom of box 1 all fixed mounting have positioning seat 13, be provided with electric putter 14 between the positioning seat 13 on the box 1 and the positioning seat 13 at the back of well woofer 3, utilize threaded rod 12 to fix well woofer 3 on locating piece 11, and cooperate electric putter 14, the angle of well woofer 3 can be adjusted, make the linear array that well woofer 3 constitutes diffuse the acoustic pressure.

In an alternative embodiment, the two ends of the electric push rod 14 are fixedly provided with the fixed tubes 15, the positioning seat 13 is provided with the bolts 16, the surfaces of the bolts 16 are movably sleeved with the inner sides of the fixed tubes 15, the bolts 16 are removed, and the electric push rod 14 can be removed, so that the alto-woofer 3 can be separated from the box body 1.

In an alternative embodiment, the tweeter 2 is a rubidium magnetic horn, which is small and does not affect the sound quality.

In an optional embodiment, the midbass horns 3 are trapezoidal, so that the plurality of midbass horns 3 are connected to form a ring shape, and when the midbass horns 3 work, the sound amplification points of each midbass horn 3 cannot interfere with each other.

In an alternative embodiment, the AES rating of the midbass horn 3 is 200W.

In an alternative embodiment, the AES rating of the tweeter 2 is 100W.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the scope of the present invention is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present invention, and such modifications and equivalents should also be considered as falling within the scope of the present invention.

Claims (6)

1. The utility model provides a linear array audio amplifier of high pitch, includes box (1), tweeter (2) and well woofer (3), its characterized in that: the loudspeaker box is characterized in that an isolation plate (4) and guide plates (5) are arranged inside the box body (1), the isolation plate (4) is trapezoidal and is fixedly installed in the middle of the inner wall of the box body (1), the two guide plates (5) are triangular, the two guide plates (5) are fixedly installed on two sides of the inner wall of the box body (1) respectively, and the two tweeters (2) are arranged and placed inside the box body (1) on two sides of the isolation plate (4);

the middle and low-pitch horns (3) are four in number and are evenly divided into two groups, two connecting blocks (6) are fixedly mounted on the middle and low-pitch horns (3), the two connecting blocks (6) are distributed at two ends of the top of the middle and low-pitch horns (3), threaded holes are formed in the connecting blocks (6), two grooves (7) are formed in the top of the middle and low-pitch horns (3), two rubber strips (8) are fixedly mounted at the bottom of the middle and low-pitch horns (3), two connecting grooves (9) are formed in the bottom of the middle and low-pitch horns (3), screw rods (10) are in threaded connection with two ends of the middle and low-pitch horns (3), one end of each screw rod (10) extends into the connecting groove (9), one middle and low-pitch horn (3) is in contact with the connecting groove (9) of the other middle and low-pitch horn (3) through the connecting blocks (6), and the rubber strip (8) at the bottom of one alto-woofer (3) is contacted with the groove (7) at the top of the other alto-woofer (3);

the bottom fixed mounting of box (1) has locating piece (11), threaded connection has threaded rod (12) on locating piece (11), the threaded hole contact on the one end of threaded rod (12) and connecting block (6), the equal fixed mounting in the back of well woofer (3) and the bottom of box (1) has positioning seat (13), be provided with electric putter (14) between positioning seat (13) on box (1) and positioning seat (13) at the back of well woofer (3).

2. The loudspeaker of claim 1, wherein: the electric push rod is characterized in that fixed pipes (15) are fixedly mounted at two ends of the electric push rod (14), bolts (16) are arranged on the positioning seats (13), and the surfaces of the bolts (16) are movably sleeved with the inner sides of the fixed pipes (15).

3. The loudspeaker of claim 1, wherein: the high pitch loudspeaker (2) is a rubidium magnetic loudspeaker.

4. The loudspeaker of claim 1, wherein: the shape of the middle and low sound horn (3) is a trapezoid body.

5. The loudspeaker of claim 1, wherein: the AES rated power of the alto-woofer (3) is 200W.

6. The loudspeaker of claim 1, wherein: the AES rated power of the tweeter (2) is 100W.

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