An assembled megaphone

Abstract

The utility model relates to the technical field of loudspeaker, concretely is a kind of assembled loudspeaker, including loudspeaker, the surface of loudspeaker is provided with first extension shell, the surface of first extension shell is fixedly connected with first clamping groove, the surface of first extension shell is fixedly connected with first buckle. The utility model can install second sound amplification tube on the surface of first sound amplification tube by the connection of loudspeaker and first sound amplification tube, to expand first sound amplification tube, then the surface of first cylinder cover can be installed second cylinder cover by the connection of loudspeaker and first cylinder cover, to expand first cylinder cover, by the connection of second cylinder cover and dust cover, dust protection can be carried out to second sound amplification tube and second cylinder cover, again by the connection of loudspeaker and first extension shell, the connection of loudspeaker and second extension shell, the loudspeaker can be expanded and used optionally, reach the effect that the applicability of loudspeaker can be improved.

Description

Technical Field

[0001] This utility model relates to the field of megaphone technology, specifically to an assembled megaphone. Background Technology

[0002] A megaphone, also known as a loudspeaker, broadcast loudspeaker, sound wave amplification device, or voice broadcaster, is an electronic device or apparatus that amplifies the user's voice or input audio signal in real time through a built-in microphone, audio amplification circuit, and speaker, and outputs the sound through a directional or omnidirectional speaker, thereby enabling the sound to be transmitted over long distances.

[0003] Modular megaphones are a type of megaphone that adopts a modular design concept. They are assembled from multiple core components with independent functions in a detachable, combinable, and interchangeable manner. Their structure allows users or manufacturers to flexibly configure functions, adjust volume levels, replace accessories, upgrade modules, or adapt to different usage environments according to actual needs, so as to achieve stronger adaptability, maintainability, and functional expandability. However, when using existing modular megaphones, their specifications are fixed and cannot be expanded, resulting in poor applicability and inconvenience. Utility Model Content

[0004] The purpose of this utility model is to provide an assembled megaphone to solve the problems mentioned in the background art, which are that the assembled megaphones have fixed specifications, cannot be expanded, have poor applicability, and are inconvenient.

[0005] To achieve the above objectives, this utility model provides the following technical solution: an assembled megaphone, comprising a loudspeaker, a first extended outer shell on the surface of the loudspeaker, a first slot fixedly connected to the surface of the first extended outer shell, a first buckle fixedly connected to the surface of the first extended outer shell, a first screw hole plate fixedly connected to the surface of the first extended outer shell, a second extended outer shell on the surface of the loudspeaker, a second buckle fixedly connected to the surface of the second extended outer shell, a second slot fixedly connected to the surface of the second extended outer shell, a second screw hole plate fixedly connected to the surface of the second extended outer shell, a first auxiliary tube inside the loudspeaker, a first cylindrical cover inside the loudspeaker, a second auxiliary tube threadedly connected to the surface of the first auxiliary tube, a second cylindrical cover threadedly connected to the surface of the first cylindrical cover, and a dust cover threadedly connected to the surface of the second cylindrical cover.

[0006] Preferably, the second extended housing is snapped onto the surface of the first extended housing and the loudspeaker.

[0007] Preferably, the first slots are evenly distributed in three groups on the surface of the first extended housing, and the second buckles are evenly distributed in three groups on the surface of the second extended housing, with the second buckles engaging with the surface of the first slots.

[0008] Preferably, the first buckle is evenly distributed in three groups on the surface of the first extended housing, and the second slot is evenly distributed in three groups on the surface of the second extended housing, with the first buckle engaging with the surface of the second slot.

[0009] Preferably, the second extended housing is fixedly connected to the surface of the first extended housing via a second snap fastener, and the second extended housing is fixedly connected to the surface of the first extended housing via a second slot.

[0010] Preferably, the first auxiliary microphone acts inside the first microphone housing, and the second auxiliary microphone is fixedly connected to the inside of the amplifier via the first auxiliary microphone.

[0011] Preferably, the second shroud is fixedly connected to the inside of the loudspeaker via the first shroud, and the second shroud acts inside the first extended housing.

[0012] Compared with the prior art, the beneficial effects of this utility model are:

[0013] 1. By connecting the amplifier to the first auxiliary tube, and the first auxiliary tube to the second auxiliary tube, the second auxiliary tube can be mounted on the surface of the first auxiliary tube, thereby expanding the first auxiliary tube. Then, by connecting the amplifier to the first tube cover, and the first tube cover to the second tube cover, the second tube cover can be mounted on the surface of the first tube cover, thereby expanding the first tube cover. By connecting the second tube cover to the dust cover, the second auxiliary tube and the second tube cover can be protected from dust. Furthermore, by connecting the amplifier to the first expansion shell, and the amplifier to the second expansion shell, the amplifier can be selectively expanded, thereby improving the applicability of the amplifier.

[0014] 2. By connecting the amplifier to the first expansion housing and the second expansion housing, the first and second expansion housings can be installed on the surface of the amplifier. Then, by connecting the first expansion housing to the first slot and the second expansion housing to the second buckle, the second buckle can be engaged with the first slot. By connecting the first expansion housing to the first buckle and the second expansion housing to the second slot, the first buckle can be engaged with the second slot, thus securing the first and second expansion housings to the surface of the amplifier. Finally, by connecting the first expansion housing to the first screw hole plate and the second expansion housing to the second screw hole plate, screws can be used to fix the first and second expansion housings to the surface of the amplifier, achieving the effect of expanding the amplifier housing. Attached Figure Description

[0015] Figure 1 This is a three-dimensional front view of the structure of this utility model;

[0016] Figure 2 This is a frontal three-dimensional exploded view of the structure of this utility model;

[0017] Figure 3 This is an exploded perspective view of the connection structure between the first and second extended outer shells of this utility model.

[0018] Figure 4 This is a partial three-dimensional sectional view of the connection structure between the first and second cylindrical covers of this utility model;

[0019] Figure 5 This is a three-dimensional exploded sectional view of the connection structure between the first and second sound-aiding tubes of this utility model.

[0020] In the diagram: 1. Megaphone; 2. First expansion housing; 3. First slot; 4. First buckle; 5. First screw hole plate; 6. Second expansion housing; 7. Second buckle; 8. Second slot; 9. Second screw hole plate; 10. First microphone; 11. First microphone cover; 12. Second microphone; 13. Second microphone cover; 14. Dust cover. Detailed Implementation

[0021] 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.

[0022] Please see Figure 1-5 One embodiment provided by this utility model:

[0023] A modular megaphone includes a megaphone 1. The megaphone 1 has a first expansion housing 2 on its surface, used to fit with a second expansion housing 6 to expand the megaphone 1 housing. The surface of the first expansion housing 2 is fixedly connected to a first slot 3 for mounting a second clip 7. The surface of the first expansion housing 2 is also fixedly connected to a first clip 4 for mounting in the second slot 8. A first screw hole plate 5 is fixedly connected to the surface of the first expansion housing 2 for mounting screws. The megaphone 1 also has a second expansion housing 6 on its surface, used to fit with the first expansion housing 2 to expand the megaphone 1 housing. The surface of the second expansion housing 6 is fixedly connected to a second clip 7 for mounting in the first slot 3. The surface of the second expansion housing 6 is also fixedly connected to a second slot 8 for mounting in the second slot 3. The first buckle 4 is installed, and the surface of the second extended housing 6 is fixedly connected to the second screw hole plate 9 for installing screws. The megaphone 1 is provided with a first auxiliary tube 10 for connecting to the second auxiliary tube 12. The megaphone 1 is provided with a first tube cover 11 for connecting to the second tube cover 13. The surface of the first auxiliary tube 10 is threadedly fitted with the second auxiliary tube 12 for extending the first auxiliary tube 10. The surface of the first tube cover 11 is threadedly fitted with the second tube cover 13 for extending the first tube cover 11. The surface of the second tube cover 13 is threadedly fitted with a dust cover 14 for dust protection. The megaphone 1, the first auxiliary tube 10 and the first tube cover 11 are all existing products and are not considered as technical protection points of this application. They will not be described in detail here.

[0024] Furthermore, the second extended housing 6 is snapped together with the surface of the first extended housing 2 and the loudspeaker 1, so that the first extended housing 2 and the second extended housing 6 are abutted against the front end of the loudspeaker 1. The front end of the loudspeaker 1 has a protrusion that can connect the tail ends of the first extended housing 2 and the second extended housing 6.

[0025] Furthermore, the first slot 3 is evenly distributed in three groups on the surface of the first extended housing 2, and the second buckle 7 is evenly distributed in three groups on the surface of the second extended housing 6. The second buckle 7 is engaged with the surface of the first slot 3, and then the second extended housing 6 is pressed against the surface of the first extended housing 2, so that the second buckle 7 on one side of the second extended housing 6 is installed and engaged with the first slot 3 on one side of the first extended housing 2.

[0026] Furthermore, the first buckle 4 is evenly distributed in three groups on the surface of the first extended housing 2, and the second slot 8 is evenly distributed in three groups on the surface of the second extended housing 6. The first buckle 4 is engaged with the surface of the second slot 8. Then, the other side of the second extended housing 6 is pressed against the other side of the first extended housing 2, so that the first buckle 4 on the other side of the first extended housing 2 is installed and engaged with the second slot 8 on the other side of the second extended housing 6.

[0027] Furthermore, the second expansion housing 6 is fixedly connected to the surface of the first expansion housing 2 via the second buckle 7, and the second expansion housing 6 is fixedly connected to the surface of the first expansion housing 2 via the second slot 8. The second expansion housing 6 is fixed to the surface of the amplifier 1 by the engagement of the first slot 3 and the second buckle 7, and the engagement of the first buckle 4 and the second slot 8. Then, by screwing screws into the first screw hole plate 5 and the second screw hole plate 9, the first expansion housing 2 and the second expansion housing 6 are completely fixed to the surface of the amplifier 1 for use, thereby expanding the amplifier 1.

[0028] Furthermore, the first auxiliary tube 10 acts inside the first tube cover 11, and the second auxiliary tube 12 is fixedly connected to the inside of the amplifier 1 through the first auxiliary tube 10. The front end of the first auxiliary tube 10 is provided with a thread, and the tail end of the second auxiliary tube 12 is provided with a threaded groove. The tail end of the second auxiliary tube 12 is screwed onto the surface of the first auxiliary tube 10, thereby expanding the first auxiliary tube 10.

[0029] Furthermore, the second cylindrical cover 13 is fixedly connected to the inside of the first cylindrical cover 11 and the loudspeaker 1. The second cylindrical cover 13 acts inside the first extended housing 2. The front end of the first cylindrical cover 11 is provided with threads, and the rear end of the second cylindrical cover 13 is provided with a threaded groove. The rear end of the second cylindrical cover 13 is tightened to the surface of the first cylindrical cover 11, thereby expanding the first cylindrical cover 11. The front end of the second cylindrical cover 13 is provided with threads, and the surface of the dust cover 14 is provided with a threaded groove, so that the dust cover 14 can be tightened to the front end of the second cylindrical cover 13 to provide dust protection for the whole.

[0030] Working principle: When using the amplifier 1, firstly, tighten the tail end of the second auxiliary tube 12 onto the surface of the first auxiliary tube 10, thereby expanding the first auxiliary tube 10. Tighten the tail end of the second tube cover 13 onto the surface of the first tube cover 11, thereby expanding the first tube cover 11. Tighten the dust cover 14 onto the front end of the second tube cover 13 to provide dust protection for the entire unit. Then, place the first expansion shell 2 and the second expansion shell 6 against the front end of the amplifier 1. Next, press the second expansion shell 6 onto the surface of the first expansion shell 2, so that the second buckle 7 on one side of the second expansion shell 6 engages with the first slot 3 on one side of the first expansion shell 2. Press the other side of the second expansion housing 6 against the other side of the first expansion housing 2, so that the first buckle 4 on the other side of the first expansion housing 2 is engaged with the second slot 8 on the other side of the second expansion housing 6. The second expansion housing 6 is fixed to the surface of the amplifier 1 by the engagement of the first slot 3 and the second buckle 7, and the engagement of the first buckle 4 and the second slot 8. Then, by screwing screws into the first screw hole plate 5 and the second screw hole plate 9, the first expansion housing 2 and the second expansion housing 6 are completely fixed to the surface of the amplifier 1 for use, thereby expanding the amplifier 1 and protecting the first tube cover 11 and the second tube cover 13.

[0031] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

Claims

1. An assembled megaphone, comprising a loudspeaker (1), characterized in that: The megaphone (1) has a first extended outer shell (2) on its surface. The first extended outer shell (2) is fixedly connected to a first slot (3). The first extended outer shell (2) is fixedly connected to a first buckle (4). The first extended outer shell (2) is fixedly connected to a first screw hole plate (5). The megaphone (1) has a second extended outer shell (6) on its surface. The second extended outer shell (6) is fixedly connected to a second buckle (7). The second extended outer shell (6) is fixedly connected to a second slot (8). The second extended outer shell (6) is fixedly connected to a second screw hole plate (9). The megaphone (1) has a first auxiliary tube (10) inside its interior. The megaphone (1) has a first cylindrical cover (11) inside its interior. The surface of the first auxiliary tube (10) is threadedly connected to a second auxiliary tube (12). The surface of the first cylindrical cover (11) is threadedly connected to a second cylindrical cover (13). The surface of the second cylindrical cover (13) is threadedly connected to a dust cover (14).

2. The assembled megaphone according to claim 1, characterized in that: The second extended housing (6) is snapped together with the surface of the first extended housing (2) and the loudspeaker (1).

3. The assembled megaphone according to claim 1, characterized in that: The first slot (3) is evenly distributed in three groups on the surface of the first extended shell (2), and the second buckle (7) is evenly distributed in three groups on the surface of the second extended shell (6). The second buckle (7) is engaged with the surface of the first slot (3).

4. The assembled megaphone according to claim 1, characterized in that: The first buckle (4) is evenly distributed in three groups on the surface of the first extended shell (2), and the second slot (8) is evenly distributed in three groups on the surface of the second extended shell (6). The first buckle (4) is engaged with the surface of the second slot (8).

5. The assembled megaphone according to claim 1, characterized in that: The second extended housing (6) is fixedly connected to the surface of the first extended housing (2) by the second buckle (7), and the second extended housing (6) is fixedly connected to the surface of the first extended housing (2) by the second slot (8).

6. The assembled megaphone according to claim 1, characterized in that: The first auxiliary tube (10) acts inside the first tube cover (11), and the second auxiliary tube (12) is fixedly connected to the inside of the first auxiliary tube (10) and the loudspeaker (1).

7. The assembled megaphone according to claim 1, characterized in that: The second cylindrical cover (13) is fixedly connected to the inside of the first cylindrical cover (11) and the loudspeaker (1), and the second cylindrical cover (13) acts inside the first extended housing (2).

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