Polygonal sound box with listening-back effect

Abstract

The utility model discloses a polygonal sound box with a listening-back effect, which comprises an upper box body and a lower box body movably connected to the bottom of the upper box body, and the upper box body and the lower box body are fixed through a mounting mechanism. According to the utility model, the upper box body, the lower box body, the mounting mechanism, the mounting groove, the mounting block, the first fixing block, the second fixing block, a clamping groove, a side plate, a clamping block, a movable groove, a sliding column, a sliding block, a clamping rod, a sleeve spring, a vertical plate, a transverse plate, a clamping rod slot, a dustproof net, a main sound amplification loudspeaker and a listening-back loudspeaker are matched with one another, so that the effect of conveniently splitting the sound box shell is achieved; and thus, parts in the sound box can be maintained conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of sound boxes, in particular to a polygonal sound box with a feedback effect. Background Art

[0002] Professional audio equipment used for stage performances is collectively called stage audio, which is an important branch of performance equipment. Stage speakers include return speakers and stage lip speakers. Return speakers are also called stage monitoring speakers and feedback speakers. They are generally used on stages or dance halls for singers or band members to monitor their own singing or playing sounds.

[0003] At present, as shown in the patent application number CN202020002215.8, the utility model discloses a new type of performance speaker, including a speaker body, a first sound outlet is provided on the front outer surface of the speaker body, and a second sound outlet is provided on the rear outer surface of the speaker body, a wiring port is provided below the second sound outlet, a main sound tweeter is provided on the front inner wall of the speaker body, and a main sound woofer is provided below the main sound tweeter, the number of the main sound woofers is two groups, a return listening woofer is provided on the rear inner wall of the speaker body, and a return listening tweeter is installed below the return listening woofer, and an audio liner is provided on the rear inner wall of the speaker body.

[0004] However, in actual use, the above patented speaker has the following defects: it is not convenient to disassemble the speaker shell, and thus it is not convenient to maintain the internal components of the speaker. For this reason, we propose a polygonal speaker with a feedback effect. Utility Model Content

[0005] The purpose of the utility model is to provide a polygonal sound box with a feedback effect to solve the problems raised in the above background technology.

[0006] To achieve the above purpose, the utility model provides the following technical solution: a polygonal speaker with a feedback effect, comprising an upper box and a lower box movably connected to the bottom of the upper box, wherein the upper box and the lower box are fixed by a mounting mechanism.

[0007] Furthermore, the mounting mechanism includes a mounting groove, a mounting block, a first fixed block, a second fixed block, a card slot, a side plate, a card block, a movable groove, a sliding column, a sliding block, a card rod, a sleeve spring, a vertical plate, a horizontal plate and a card rod slot, and mounting grooves are provided on the left and right sides of the bottom of the upper box body, and a mounting block is movably connected inside the mounting groove.

[0008] Furthermore, the bottom of the mounting block is fixedly connected to the top of the lower box body, the bottoms of the left and right sides of the upper box body are fixedly connected to the first fixing blocks, and the tops of the left and right sides of the lower box body are fixedly connected to the second fixing blocks.

[0009] Furthermore, the first fixed block is in movably contact with the second fixed block, a slot is provided on a side of the first fixed block and the second fixed block away from the lower box body, a side plate is movably connected to the side of the first fixed block away from the upper box body, and the side plate is in movably contact with the second fixed block.

[0010] Furthermore, the internal movable card of the card slot is connected with a card block, the card block is fixedly connected to the side plate, a movable slot is opened on the side of the side plate away from the upper box body, the top and bottom of the inner wall of the movable slot are fixedly connected by a sliding column, and a sliding block is slidably connected to the top of the sliding column surface.

[0011] Furthermore, the slider is movably connected to the movable groove, the side of the slider away from the upper box body passes through the movable groove and extends to the outside of the movable groove, the top of the slider is fixedly connected to a clamping rod on the side close to the upper box body, the bottom of the slide column surface is sleeved with a sleeve spring, the sleeve spring is used to provide supporting force for the slider, the top of the first fixed block is fixedly connected to a vertical plate, the top of the vertical plate is fixedly connected to a horizontal plate, and the bottom of the horizontal plate is provided with a clamping rod slot corresponding to the position of the clamping rod.

[0012] Furthermore, the top of the card rod passes through the movable groove and the card rod slot in sequence and extends to the inside of the card rod slot, the card rod is movably connected to the movable groove, and the card rod is movably engaged with the card rod slot.

[0013] Furthermore, sound outlets are provided on the left and right sides of the upper box and the lower box, and dustproof nets are installed on the inner walls of the sound outlets. Main sound reinforcement speakers are fixedly installed on the left sides of the inner walls of the upper box and the lower box, and return listening speakers are fixedly installed on the right sides of the inner walls of the upper box and the lower box, and a mainboard is installed on the top of the inner wall of the upper box.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The utility model cooperates with each other through the upper box body, the lower box body, the mounting mechanism, the mounting groove, the mounting block, the first fixed block, the second fixed block, the slot, the side plate, the block, the movable slot, the sliding column, the slider, the clamping rod, the sleeve spring, the vertical plate, the horizontal plate, the clamping rod slot, the dustproof net, the main sound reinforcement speaker and the return listening speaker, so as to facilitate the disassembly of the speaker shell and thus facilitate the maintenance of the internal parts of the speaker.

[0016] 2. By setting up a feedback speaker, the speaker has a feedback effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a front view structural schematic diagram of the utility model;

[0018] Figure 2 It is a side view structural schematic diagram of the utility model;

[0019] Figure 3 It is a schematic diagram of the top view structure of the utility model;

[0020] Figure 4 It is a front view structural cross-sectional view of the utility model;

[0021] Figure 5 It is a schematic diagram of the assembly structure of the first fixing block and the second fixing block of the utility model.

[0022] In the figure: 1. upper box; 2. lower box; 3. mounting mechanism; 301. mounting slot; 302. mounting block; 303. first fixing block; 304. second fixing block; 305. slot; 306. side panel; 307. fixing block; 308. movable slot; 309. sliding column; 310. sliding block; 311. clamping rod; 312. sleeve spring; 313. vertical plate; 314. horizontal plate; 315. clamping rod slot; 4. dustproof net; 5. main sound reinforcement speaker; 6. return listening speaker. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0025] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] See also Figure 1-5 A polygonal speaker with a feedback effect comprises an upper box body 1 and a lower box body 2 movably connected to the bottom of the upper box body 1, and the upper box body 1 and the lower box body 2 are fixed by a mounting mechanism 3.

[0027] Specifically, the mounting mechanism 3 includes a mounting groove 301, a mounting block 302, a first fixed block 303, a second fixed block 304, a card slot 305, a side plate 306, a card block 307, a movable groove 308, a sliding column 309, a slider 310, a card rod 311, a sleeve spring 312, a vertical plate 313, a horizontal plate 314 and a card rod slot 315. The left and right sides of the bottom of the upper box body 1 are provided with mounting grooves 301, and the mounting block 302 is movably connected inside the mounting groove 301.

[0028] During specific implementation, the bottom of the mounting block 302 is fixedly connected to the top of the lower box body 2 , the bottoms of the left and right sides of the upper box body 1 are fixedly connected to the first fixing blocks 303 , and the tops of the left and right sides of the lower box body 2 are fixedly connected to the second fixing blocks 304 .

[0029] Specifically, the first fixed block 303 is in movable contact with the second fixed block 304 , and a slot 305 is provided on the side of the first fixed block 303 and the second fixed block 304 away from the lower box body 2 , and a side plate 306 is movably connected to the side of the first fixed block 303 away from the upper box body 1 , and the side plate 306 is in movable contact with the second fixed block 304 .

[0030] During the specific implementation, the internal movable card of the card slot 305 is connected with a card block 307, and the card block 307 is fixedly connected to the side plate 306. A movable slot 308 is opened on the side of the side plate 306 away from the upper box body 1. The top and bottom of the inner wall of the movable slot 308 are fixedly connected by a sliding column 309, and a slider 310 is slidably connected to the top of the surface of the sliding column 309.

[0031] Specifically, the slider 310 is movably connected to the movable groove 308, and the side of the slider 310 away from the upper box body 1 passes through the movable groove 308 and extends to the outside of the movable groove 308. The top of the slider 310 close to the upper box body 1 is fixedly connected with a clamping rod 311, and the bottom of the surface of the slide column 309 is sleeved with a sleeve spring 312, which is used to provide support force for the slider 310. The top of the first fixed block 303 is fixedly connected with a vertical plate 313, and the top of the vertical plate 313 is fixedly connected with a horizontal plate 314. The bottom of the horizontal plate 314 is provided with a clamping rod slot 315 corresponding to the position of the clamping rod 311.

[0032] In specific implementation, the top of the card rod 311 passes through the movable groove 308 and the card rod slot 315 in sequence and extends to the inside of the card rod slot 315. The card rod 311 is movably connected to the movable groove 308, and the card rod 311 is movably engaged with the card rod slot 315.

[0033] Specifically, sound outlets are provided on the left and right sides of the upper box body 1 and the lower box body 2, and dust-proof nets 4 are installed on the inner walls of the sound outlets. Main sound reinforcement speakers 5 are fixedly installed on the left sides of the inner walls of the upper box body 1 and the lower box body 2, and return listening speakers 6 are fixedly installed on the right sides of the inner walls of the upper box body 1 and the lower box body 2. A mainboard is installed on the top of the inner wall of the upper box body 1.

[0034] In actual application: when the speaker shell needs to be disassembled, it is only necessary to pull the slider 310 downward to drive the latch rod 311 to move downward, and at the same time compress the sleeve spring 312, so that the latch rod 311 is disengaged from the latch rod slot 315, and then pull the side panel 306 outward to make the latch block 307 disengage from the latch slot 305, and then pull the upper box 1 upward to drive the first fixing block 303 to move upward, so that the mounting block 302 is disengaged from the mounting slot 301, so that the upper box 1 can be removed. Through the above steps, the upper box 1 and the lower box 2 can be conveniently disassembled, so as to facilitate the inspection and maintenance of the components inside the speaker.

[0035] All components in the present invention are universal standard parts or components known to those skilled in the art, and their structures and principles can be known to those skilled in the art through technical manuals or conventional experimental methods. At the same time, standard parts used in the present application documents can be purchased from the market, and each component in the present application document can be customized according to the description in the specification and drawings. The specific connection method of each component adopts conventional means such as mature bolts, rivets, welding, etc. in the prior art, and machinery, parts and equipment adopt conventional models in the prior art.

[0036] Through the personnel in this field, all the electrical components in this case are connected to their corresponding power supplies through wires, and appropriate controllers and encoders should be selected according to actual conditions to meet the control requirements. The specific connection and control sequence should refer to the working principle, and the electrical connection between the electrical components should be completed in the order of working in sequence. The detailed connection means are well-known technologies in this field. The utility model mainly introduces the working principle and process, and no longer explains the electrical control.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A polygonal speaker with a feedback effect, characterized in that: The invention comprises an upper box body (1) and a lower box body (2) movably connected to the bottom of the upper box body (1); the upper box body (1) and the lower box body (2) are fixed by a mounting mechanism (3); the mounting mechanism (3) comprises a mounting groove (301) and a clamping rod slot (315); the left and right sides of the bottom of the upper box body (1) are both provided with mounting grooves (301); the inside of the mounting grooves (301) is movably clamped with mounting blocks (302); the bottoms of the left and right sides of the upper box body (1) are both fixedly connected with first fixing members The top of the left and right sides of the lower box body (2) are fixedly connected with second fixed blocks (304), the first fixed blocks (303) and the second fixed blocks (304) are in movable contact with each other, the first fixed blocks (303) and the second fixed blocks (304) are both provided with a card slot (305) on the side away from the lower box body (2), the side of the first fixed block (303) away from the upper box body (1) is movably connected with a side plate (306), and the inside of the card slot (305) is movably connected with a card block ( The block (307) is fixedly connected to the side plate (306); a movable groove (308) is provided on a side of the side plate (306) away from the upper box body (1); the top and bottom of the inner wall of the movable groove (308) are fixedly connected via a sliding column (309); a sliding block (310) is slidably connected to the top of the surface of the sliding column (309); the side of the sliding block (310) away from the upper box body (1) passes through the movable groove (308) and extends to the outside of the movable groove (308); the sliding block (310) is fixedly connected to the inner wall of the movable groove (308) via a sliding column (309); A clamping rod (311) is fixedly connected to one side of the top of the block (310) close to the upper box body (1); a sleeve spring (312) is sleeved on the bottom of the surface of the sliding column (309); the sleeve spring (312) is used to provide support force for the sliding block (310); a vertical plate (313) is fixedly connected to the top of the first fixed block (303); a horizontal plate (314) is fixedly connected to the top of the vertical plate (313); a clamping rod slot (315) is provided at the bottom of the horizontal plate (314) at a position corresponding to the clamping rod (311).

2. A polygonal sound box with a return listening effect according to claim 1, characterized in that: The bottom of the mounting block (302) is fixedly connected to the top of the lower box body (2).

3. The polygonal sound box with a return listening effect according to claim 1, characterized in that: The slider (310) is movably connected to the movable groove (308).

4. The polygonal sound box with a return listening effect according to claim 1, characterized in that: The top of the card rod (311) passes through the movable groove (308) and the card rod slot (315) in sequence and extends to the inside of the card rod slot (315), and the card rod (311) is movably connected to the movable groove (308).

5. The polygonal sound box with a feedback effect according to claim 1, characterized in that: The upper box (1) and the lower box (2) are provided with sound outlets on both the left and right sides, and a dustproof net (4) is installed on the inner wall of the sound outlet. A main sound reinforcement speaker (5) is fixedly installed on the left side of the inner wall of the upper box (1) and the lower box (2), and a return listening speaker (6) is fixedly installed on the right side of the inner wall of the upper box (1) and the lower box (2). A mainboard is installed on the top of the inner wall of the upper box (1).

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