CN2927574Y - Line Array Speaker Connection Structure - Google Patents

Abstract

The utility model relates to a sound equipment technical field refers in particular to a linear array audio amplifier connection structure. The loudspeaker box is characterized in that a plurality of loudspeaker boxes are connected in parallel and installed, a plurality of connecting blocks are installed on each loudspeaker box, the connecting blocks on one loudspeaker box and the connecting blocks on the other loudspeaker box are connected to form a linear array loudspeaker box, an angle adjusting mechanism is further arranged on the loudspeaker box, the adjusting mechanism comprises fixing blocks which are installed on the two loudspeaker boxes respectively and an adjusting plate which is connected between the two fixing blocks, and the effective length of the adjusting plate which is connected to the two loudspeaker box fixing blocks is adjusted to adjust the angle between the loudspeaker box. The utility model adopts the above structure after, couple together one with the audio amplifier through this connection structure, not only can adjust the angle of whole linear array audio amplifier, but also can adjust the angle between single audio amplifier, consequently can satisfy multiple needs, better sound effect obtains, also makes the change multiterminal of linear array box outward appearance simultaneously.

Description

Line Array Speaker Connection Structure

Technical field:

The utility model relates to the technical field of audio equipment, in particular to a connection structure of a linear array sound box.

Background technique:

In many occasions, a single speaker not only cannot meet the volume requirements, but also the sound effect is very bad, so line array speakers are often used. Line array speakers have existed in the form of column speakers for a long time. They are generally used in some high reverberation spaces. Their narrow vertical dispersion can avoid stimulating the reverberation area of such spaces, thus improving the clarity of sound. However, the existing linear array speakers are generally fixed between the speakers after installation, and it is difficult to adjust, or even impossible to adjust, resulting in a single effect of the speakers, which also cannot meet the changing needs.

Utility model content:

The purpose of the utility model is to overcome the shortcomings of the existing linear array sound box and provide a line array sound box connection structure which is easy to install and can adjust the angle between the sound boxes in the linear array.

The technical solution adopted by the utility model to achieve its purpose is: a linear array speaker connection structure, which is connected and installed in parallel by several speakers, and several connection blocks are installed on each speaker, and the connection block on one speaker is connected to another speaker. Blocks are connected to form a linear array speaker. One end of the connecting block is formed with a clamping block, a clamping hole is opened on the clamping block, and a clamping slot is formed at the other end, and coaxial through holes are provided on the two side walls of the clamping slot. The card block can be engaged with the card slot on the other connecting block and form a rotatable and movable connection through the plug-in piece; it is also equipped with an angle adjustment mechanism, which includes a fixed block and a connecting block respectively installed on the two speakers. The adjustment plate between the two fixed blocks, the fixed block is formed to accommodate the space for the adjustment plate, and is provided with an installation through hole and an adjustment through hole; The installation through hole of the fixed block is rotatable and movable through the connecting pin, and one of the adjustment holes is connected with the adjustment through hole of the fixed block on the other speaker through the adjustment pin, that is, it can be connected to the fixed block of the two speakers through adjustment. Adjust the effective length of the plate to adjust the angle between the speaker cabinets.

The connecting blocks are usually installed on the upper and lower (or left and right) sides of the speaker, and the upper and lower (or left and right) connecting blocks are symmetrical. After the two cabinets are connected, because they are rotatable and movable, the cabinets can be connected to the connectors. The axis rotates around the axis, and the angle is adjusted through the angle adjustment mechanism on the back. The principle of the adjustment is to adjust the effective length of the adjustment plate connected to the two speaker fixing blocks.

The fixing block is composed of a symmetrical first fixing plate and a second fixing plate. After installation, a space for accommodating the adjusting plate is formed between the two, the purpose of which is to facilitate the manufacture and molding of components and facilitate installation.

Two or more adjustment through holes are provided on the fixed block, and one or more rows of uneven adjustment holes are provided on the adjustment plate, the purpose of which is to increase the range of the adjustable angle as much as possible. Meet the needs of more changing occasions.

The adjustment plate also protrudes a protruding part that is convenient for rotation adjustment, and the corresponding angle is marked near each adjustment hole, which is convenient for the user to directly adjust and is very fast.

The connectors are bolts or pins.

If the connector is a bolt, the inner wall of the through hole corresponding to the side wall of the slot of the connecting block is formed with threads. If a common bolt connection is used, the bolt is easy to loosen when the angle is adjusted, so bolts are used instead of ordinary bolts as the connector, which can effectively prevent the connector from loosening when the angle is adjusted.

The connecting pin includes a thick section and a thin section, and the end of the thin section is provided with an external thread, and the connecting pin is fixed on the fixing block by a nut. It can not only avoid the looseness between the adjusting plate and the fixed block, but also has a longer thick section, which is convenient for directly unscrewing or tightening by hand.

The adjusting pin includes a pin cap and a pin shaft part that are easy to plug in and out, and the pin shaft part is radially provided with marbles near the end, and the protruding surface of the pin ball is in the shape of a smooth spherical crown. The adjustment through hole of the adjustment plate and the adjustment hole of the adjustment plate, the marbles are sunken, and will not block the push in; after passing through, the marbles will pop out automatically, which can prevent the adjustment pin from loosening; when the adjustment pin is to be removed and adjusted again, only The pin cap needs to be pulled gently or reversely pushed, the marble will be sunken, and the pin will not be blocked from being pushed out.

Of course, the above-mentioned adjusting bolt can also be used for plugging between the connecting block and the connecting block of the sound box, which is also very convenient and fast.

After the utility model adopts the above-mentioned structure, the speakers are connected one by one through the connecting structure, not only the angle of the whole linear array speakers can be adjusted, but also the angle between individual speakers can be adjusted, so it can meet various needs and obtain more Good sound effect, but also make the appearance of the line array cabinet changeable.

Description of drawings:

Fig. 1 is the structural representation of a kind of embodiment of the utility model;

Fig. 2 is a schematic diagram of the connection structure between the connection blocks of the present invention;

Fig. 3 is the structural representation of the fixed block of the present utility model;

Fig. 4 is the structural representation of the adjustment plate of the present utility model;

Fig. 5 is a structural schematic diagram of the utility model connecting plug;

Fig. 6 is a structural schematic diagram of the adjusting bolt of the present invention;

Fig. 7 is another perspective view of the utility model embodiment;

Fig. 8 is a schematic structural view of another embodiment of the present invention.

Detailed ways:

Below in conjunction with accompanying drawing, the utility model is further described.

As shown in Figures 1 to 7, taking the connection between two speaker cabinets as an example, the utility model includes two prism-shaped speaker cabinets A and B, and the cross-section is isosceles trapezoidal, and the cabinets A and B Install side by side. Install the connection block 1 and the connection block 1' along an edge of the upper part of the two boxes A and B respectively; The card slot 12 is formed, and coaxial through-holes 120 are set on the two side walls of the card slot 12, so that the card block 11 on the connecting block 1 is engaged with the card slot 12' on the other connecting block 1' and is inserted The parts form a rotatable and movable connection; this plug-in part adopts the plug shown in Figure 6, which includes a plug cap 51 and a pin shaft part 52 that are easy to plug in and out, and the pin shaft part 52 is radially provided with marbles 520 near the end , so that the installation is very convenient, and not easy to fall off.

As shown in Figures 3 to 6, the angle adjustment mechanism of the present invention is installed on the backs of the two boxes A and B, and the first fixed plate 2a and the second fixed plate 2b are respectively installed perpendicular to the box to form a fixed block 2 , and form a space 20 for accommodating the adjusting plate 3 in between, and open a mounting through hole 21 and three adjusting through holes 22; , the adjustment holes 32 are divided into two rows, and the distribution is uneven, so that the range of angle variation can be increased as much as possible; the pin hole 31 and the installation through hole 21 of the fixed block 2 on the sound box B form a rotatable and movable plug connection through the connecting pin 4 , the connecting pin 4 includes a thick section 41 and a thin section 42, and the end of the thin section 42 is provided with an external thread, and the connecting pin 4 is fixed on the fixed block 2 by a nut, which can not only avoid loosening between the adjusting plate and the fixed block , and the thick section is longer, which is convenient for unscrewing or tightening directly by hand. And the adjustment hole 32 of adjustment plate 3 is connected with the adjustment through hole 22 of the fixed block 2 ' on another sound box A by adjustment latch 5, and this adjustment latch 5 also adopts pinball type latch, and it is all very convenient to install and adjust. And the adjusting plate 3 protrudes a protruding portion 33 near the outer side of the casing, the purpose of which is to facilitate the rotation adjustment.

In this way, the angle between the sound box cabinets can be adjusted by adjusting the effective length of the adjustment plate connected to the two sound box fixing blocks. When adjusting, push the adjusting pin 5 into the adjusting through hole 22 of the fixed block 2 and the adjusting hole 32 of the adjusting plate 3, the marble 520 will be sunken, and will not block the push; after passing through, the marble 520 will pop out automatically, which can prevent The adjusting pin is loose; and when the adjusting pin is to be removed for further adjustment, only the pin cap 51 needs to be pulled gently or reversely pushed out, and the marble will be sunken, and the pin will not be blocked from being released.

In order to facilitate the user's adjustment, the corresponding angle can be marked near each adjustment hole 32 corresponding to the adjustment plate 3, which makes the adjustment quicker and more convenient.

As shown in Figure 8, another embodiment of the utility model uses bolts 6 for the connectors, which is beneficial to maintain the firmness of the connection of the sound box. Repeatedly.

Claims (8)

1. a linear array audio amplifier syndeton by the connection arranged side by side of several audio amplifiers, is installed several contiguous blocks on each audio amplifier, is connected to form the linear array audio amplifier by contiguous block on the audio amplifier and the contiguous block on another audio amplifier, it is characterized in that:

Described contiguous block (1) one end forms fixture block (11), offer hole clipping (110) on the fixture block (11), other end moulding draw-in groove (12), and two sidewalls in draw-in groove (12) are offered coaxial through-hole (120), and the fixture block (11) on such contiguous block (1) can form rotatable flexible connection with draw-in groove (12 ') clamping on another contiguous block (1 ') and by plug connector;

It also is provided with angle adjusting mechanism, this governor motion comprise be installed in respectively two on the audio amplifier fixed block (2) and be connected in adjustable plate (3) between two fixed blocks (2), the space (20) of adjustable plate (3) is held in fixed block (2) moulding, and offers installation through hole (21) and regulate through hole (22); Adjustable plate (3) is provided with a pin-and-hole (31) and a plurality of adjustment hole (32), the installation through hole (21) of the fixed block (2) on pin-and-hole (31) and the audio amplifier forms rotatable movable pegging graft by being connected latch (4), and the adjusting through hole (22) of the fixed block (2 ') on one of them adjustment hole (32) and another audio amplifier is connected by regulating latch (5), thereby promptly can be connected in angle between the effective length adjusting sound box of two audio amplifier fixed block adjusted plates by adjusting.

2. linear array audio amplifier syndeton according to claim 1, it is characterized in that: described fixed block (2) is made up of first fixed head (2a) and second fixed head (2b) of symmetry, installs and forms the space (20) that holds adjustable plate (3) between the latter two.

3. linear array audio amplifier syndeton according to claim 1 is characterized in that: described plug connector is bolt or latch.

4. linear array audio amplifier syndeton according to claim 1 and 2, it is characterized in that: offer two or more on the described fixed block (2) and regulate through hole (22), offer a uneven row or the above adjustment hole (32) of a row on the described adjustable plate (3).

5. linear array audio amplifier syndeton according to claim 3 is characterized in that: if described plug connector is bolt, then the through-hole wall corresponding to a sidewall of contiguous block draw-in groove forms screw thread.

6. linear array audio amplifier syndeton according to claim 1, it is characterized in that: described connection latch (4) comprises thick section (41) and thin segment (42), and thin segment (42) end is provided with external screw thread, and will connect latch (4) by nut and be fixed on the fixed block (2).

7. linear array audio amplifier syndeton according to claim 1 is characterized in that: described adjusting latch (5) comprises latch cap (51) and the bearing pin part of being convenient to plug (52), and bearing pin part (52) radially is provided with hoodle (520) near the end.

8. linear array audio amplifier syndeton according to claim 1 is characterized in that: described adjustable plate (3) is also given prominence to one and is convenient to rotate the protuberance (33) of adjusting, and indicates its corresponding angle near each adjustment hole (32).

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