Sound amplifying device

Abstract

The utility model discloses a sound amplifying device. The sound amplifying device comprises a loudspeaker; the beneficial effects of the utility model are that through the arrangement of the first side installation block, the clamping groove and the clamping block, the first side installation block can enter the first installation groove, and the clamping block can enter the clamping groove for limiting and fixing; a clamping block fixes the mounting position of a first side mounting block through a clamping groove, a loudspeaker is mounted and fixed on one side of a mounting plate, a second side mounting block, a limiting hole and a limiting bolt are arranged, the second side mounting block enters a second mounting groove in one side of the second mounting block, the limiting bolt enters the limiting hole, and the loudspeaker is mounted and fixed on one side of the mounting plate. And a limiting bolt is used for limiting and fixing the second side mounting block through a limiting hole, so that the mounting stability of the loudspeaker is improved.

Description

Technical Field

[0001] This utility model relates to the field of loudspeaker technology, specifically to a loudspeaker device. Background Technology

[0002] Campus broadcasting is an audio transmission system built by schools to meet the needs of information dissemination, cultural promotion, daily management, and educational services. In scenarios such as public broadcasting, conference systems, teaching equipment, stage performances, and outdoor sound reinforcement, the amplification device is the core acoustic equipment. Its ease of installation, structural stability, and maintenance efficiency directly affect the user experience and scenario adaptability. However, most existing amplifiers are fixed with rigid bolts or welded installations, which require professional tools to complete multiple steps, such as positioning, drilling, and tightening. Especially in temporary setup scenarios, a lot of manpower and time costs are required, and the complexity of disassembly and assembly leads to maintenance difficulties. Utility Model Content

[0003] The purpose of this utility model is to provide a loudspeaker device to solve the problems mentioned in the background art, which are that existing loudspeakers are mostly fixed with rigid bolts or welded installation, which require professional tools to complete multiple steps, such as positioning, drilling and fastening. Especially in temporary setup scenarios, this requires a lot of manpower and time, and the complex disassembly and assembly leads to maintenance difficulties.

[0004] To achieve the above objectives, this utility model provides the following technical solution: a loudspeaker device, comprising:

[0005] loudspeaker;

[0006] A first side mounting block is provided on one side of the loudspeaker, and a second side mounting block is provided on one side of the loudspeaker.

[0007] Mounting plate, the mounting plate is placed on one side of the amplifier;

[0008] Mounting block number one is set on one side of the mounting plate, and mounting slot number one is opened on one side of mounting block number one to cooperate with mounting block number one.

[0009] An inner fixing box is fixed inside the first mounting block, and a locking block is slidably arranged inside the inner fixing box;

[0010] The card slot is located at the bottom of the mounting block on side number one;

[0011] Mounting block No. 2 is fixed to one side of the mounting plate, and mounting slot No. 2 is provided on one side of mounting block No. 2 to cooperate with mounting block No. 2.

[0012] As a preferred embodiment of this utility model: a pull rod is fixedly connected to the bottom of the card block, the pull rod is slidably connected to the inner fixed box, and a hand pull block is fixedly connected to the bottom end of the pull rod.

[0013] As a preferred embodiment of this utility model: springs are symmetrically arranged inside the inner fixing box, one end of the spring is fixedly connected to the locking block, and the other end of the spring is fixedly connected to the inner fixing box.

[0014] As a preferred embodiment of this utility model: a second inclined surface is provided on one side of the card block, and a first inclined surface that cooperates with the second inclined surface is provided on one side of the first side mounting block.

[0015] As a preferred embodiment of this utility model: the internal thread of the second mounting block is connected to a limiting bolt, and the top of the second side mounting block is provided with a limiting hole that cooperates with the limiting bolt.

[0016] As a preferred embodiment of this utility model: a dustproof net is bolted to one side of the loudspeaker, ventilation nets are symmetrically fixed to the outside of the loudspeaker, a loudspeaker is installed inside the loudspeaker, and a top cover is provided on the top of the loudspeaker.

[0017] Compared with the prior art, the beneficial effects of this utility model are as follows: By setting a first side mounting block, a slot, and a locking block, the first side mounting block can be inserted into the first mounting slot, and the locking block can be inserted into the slot for limiting and fixing. The locking block fixes the installation position of the first side mounting block through the slot, thus installing and fixing the loudspeaker on one side of the mounting plate. By setting a second side mounting block, a limiting hole, and a limiting bolt, the second side mounting block can be inserted into the second mounting slot on one side of the second mounting block, and the limiting bolt can be inserted into the limiting hole for limiting and fixing the second side mounting block through the limiting hole, thereby improving the installation stability of the loudspeaker. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0019] Figure 2 This is a schematic diagram of the mounting plate structure of this utility model;

[0020] Figure 3 This is a schematic diagram of the internal structure of the No. 1 mounting block of this utility model;

[0021] Figure 4 This is a schematic diagram of the internal structure of the inner fixing box of this utility model;

[0022] Figure 5 This is a schematic diagram of the installation of the loudspeaker of this utility model;

[0023] Figure 6 This is a schematic diagram of the internal structure of the loudspeaker of this utility model.

[0024] In the diagram: 1. Megaphone; 2. Ventilation mesh; 3. Dustproof mesh; 4. Top cover; 5. Side mounting block 1; 6. Side mounting block 2; 7. Mounting plate; 8. Mounting block 1; 9. Mounting slot 1; 10. Mounting block 2; 11. Mounting slot 2; 12. Slot; 13. Angled surface 1; 14. Inner fixing box; 15. Locking block; 16. Angled surface 2; 17. Pull rod; 18. Hand pull block; 19. Spring; 20. Limit bolt; 21. Limit hole. Detailed Implementation

[0025] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0026] Please see Figures 1 to 6 This utility model provides a technical solution: a loudspeaker device, comprising: a loudspeaker 1, a first side mounting block 5, a mounting plate 7, a first mounting block 8, a second mounting block 10, a slot 12, and an inner fixing box 14; the first side mounting block 5 is fixedly connected to one side of the loudspeaker 1, and the second side mounting block 6 is fixedly connected to one side of the loudspeaker 1; the mounting plate 7 is placed on one side of the loudspeaker 1; the first mounting block 8 is fixedly connected to one side of the mounting plate 7, and a first mounting slot 9 that mates with the first side mounting block 5 is opened on one side of the first mounting block 8; the inner fixing box 14 is fixedly connected inside the first mounting block 8, and a locking block 15 is slidably disposed inside the inner fixing box 14; the slot 12 is opened at the bottom of the first side mounting block 5; the second mounting block 10 is fixedly connected to one side of the mounting plate 7, and a second mounting slot 11 that mates with the second side mounting block 6 is opened on one side of the second mounting block 10.

[0027] It should be noted that, in this embodiment, when installing the loudspeaker 1, the mounting plate 7 is fixed to a suitable wall position using bolts. The first side mounting block 5 of the loudspeaker 1 is positioned with the first mounting groove 9, and the second side mounting block 6 is positioned with the second mounting groove 11 on one side of the second mounting block 10. The first side mounting block 5 enters the first mounting groove 9, and the second side mounting block 6 enters the second mounting groove 11. The first inclined surface 13 on one side of the first side mounting block 5 pushes against the second inclined surface 16 on one side of the locking block 15. The first inclined surface 13 on one side of the first side mounting block 5 pushes against the second inclined surface 16 and... The locking block 15 and the pull rod 17 move downwards, and the locking block 15 presses against the spring 19. When the locking groove 12 reaches the position above the locking block 15, the spring 19 resets and drives the locking block 15 to move upwards. The locking block 15 enters the locking groove 12, and the locking block 15 limits the installation position of the first side mounting block 5 through the locking groove 12. Then, the limiting bolt 20 is rotated, and the limiting bolt 20 moves downwards and enters the limiting hole 21. The limiting bolt 20 limits and fixes the installation position of the second side mounting block 6 through the limiting hole 21, and the loudspeaker 1 is installed and fixed on one side of the mounting plate 7.

[0028] In one embodiment, such as Figures 1 to 4 As shown, a pull rod 17 is fixedly connected to the bottom of the locking block 15. The pull rod 17 is slidably connected to the inner fixed box 14. A hand pull block 18 is fixedly connected to the bottom end of the pull rod 17.

[0029] It should be noted that in this embodiment, the lever 17 is pulled by the hand lever 18, and the lever 17 drives the locking block 15 to move downward, which facilitates the disassembly of the locking block 15 and the locking slot 12.

[0030] In one embodiment, such as Figure 3 and Figure 4 As shown, springs 19 are symmetrically arranged inside the inner fixed box 14. One end of the spring 19 is fixedly connected to the locking block 15, and the other end of the spring 19 is fixedly connected to the inner fixed box 14.

[0031] It should be noted that in this embodiment, the spring 19 resets the locking block 15, and the spring 19 resets and drives the locking block 15 into the locking slot 12. The locking block 15 limits the position of the first side mounting block 5 through the locking slot 12.

[0032] In one embodiment, such as Figure 3 and Figure 4 As shown, a second inclined surface 16 is provided on one side of the card block 15, and a first inclined surface 13 that cooperates with the second inclined surface 16 is provided on one side of the first side mounting block 5.

[0033] It should be noted that in this embodiment, the first inclined surface 13 on one side of the first mounting block 5 presses against the second inclined surface 16 on one side of the card block 15, and the first inclined surface 13 pushes against the second inclined surface 16 to press against the card block 15.

[0034] In one embodiment, such as Figures 1 to 3 As shown, the internal thread of the second mounting block 10 is connected to a limit bolt 20, and the top of the second side mounting block 6 is provided with a limit hole 21 that mates with the limit bolt 20.

[0035] It should be noted that in this embodiment, when the limiting bolt 20 is rotated, the limiting bolt 20 enters the limiting hole 21, and the limiting bolt 20 limits and fixes the installation position of the second side mounting block 6 through the limiting hole 21.

[0036] In one embodiment, such as Figure 1 , Figure 2 , Figure 5 and Figure 6 As shown, a dustproof net 3 is bolted to one side of the loudspeaker 1, and a ventilation net 2 is symmetrically fixed to the outside of the loudspeaker 1. A loudspeaker is installed inside the loudspeaker 1, and a top cover 4 is installed on the top of the loudspeaker 1.

[0037] It should be noted that in this embodiment, the speaker is protected against dust by using a dustproof mesh 3.

[0038] In the description of this utility model, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "side", "top", "inner", "front", "center", "both ends", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0039] Furthermore, the terms "first," "second," "third," and "fourth" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Thus, a feature defined as "first," "second," "third," or "fourth" may explicitly or implicitly include at least one of those features.

[0040] In this utility model, unless otherwise explicitly specified and limited, the terms "installation", "setting", "connection", "fixing", "screw connection", etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal connection of two components or the interaction between two components. Unless otherwise explicitly limited, those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0041] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A sound amplification device, characterized by, Include: loudspeaker (1); No. side mounting block (5), No. side mounting block (5) is arranged in loudspeaker (1) a side, the loudspeaker (1) a side is provided with No. side mounting block (6); Mounting plate (7), mounting plate (7) is placed in loudspeaker (1) a side; No. mounting block (8), No. mounting block (8) is arranged in mounting plate (7) a side, the No. mounting block (8) a side is provided with No. installation slot (9) with No. side mounting block (5) cooperation; Internal fixed box (14), internal fixed box (14) is fixedly connected in No. mounting block (8) inside, the internal fixed box (14) inside is provided with the clamping block (15) slidingly; Clamping groove (12), clamping groove (12) is arranged in No. side mounting block (5) bottom; No. mounting block (10), No. mounting block (10) is fixedly connected in mounting plate (7) a side, the No. mounting block (10) a side is provided with No. installation slot (11) with No. side mounting block (6) cooperation.

2. A sound amplification device according to claim 1, characterised in that: The bottom of the clamping block (15) is fixedly connected with the pull rod (17), the pull rod (17) is slidably connected with the internal fixed box (14), and the bottom end of the pull rod (17) is fixedly connected with the hand pulling block (18).

3. A sound amplification device according to claim 1, wherein: The internal fixed box (14) is provided with a spring (19) symmetrically, one end of the spring (19) is fixedly connected with the clamping block (15), and the other end of the spring (19) is fixedly connected with the internal fixed box (14).

4. A sound amplification device according to claim 1, wherein: The clamping block (15) a side is provided with No. inclined surface (16), No. side mounting block (5) a side is provided with No. inclined surface (13) with No. inclined surface (16) cooperation.

5. A sound amplification device according to claim 1, wherein: The inside of the No. mounting block (10) is threadedly connected with a limiting bolt (20), and the top of the No. side mounting block (6) is provided with a limiting hole (21) matched with the limiting bolt (20).

6. A sound amplification device according to claim 1, wherein: The dustproof net (3) is mounted on the side of the loudspeaker (1) through the bolt, the outside of the loudspeaker (1) is symmetrically fixedly connected with the ventilation net (2), the inside of the loudspeaker (1) is provided with a loudspeaker, and the top of the loudspeaker (1) is provided with a top cover (4).

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