Sound loudspeaker with anti-interference structure

Abstract

The utility model relates to the technical field of sound equipment horns, in particular to a sound equipment horn with an anti-interference structure, which comprises a protective cover, a connecting plate and a fixing plate, a connecting hole is arranged in the middle of the fixing plate, a sound equipment horn body is arranged on the inner side of the connecting hole, a screw hole is arranged on the fixing plate on one side of the connecting hole, and the screw hole is connected with the connecting plate. The inner wall of the screw hole is in threaded connection with a screw rod, a bearing is installed on the top of the connecting plate, the bottom of the screw rod is fixedly connected with an inner ring of the bearing, a protective shell is installed on the connecting plate in an embedded mode, four fixing grooves are formed in the bottom of the protective shell in an annular array mode, and four fixing rods are installed on the top of the protective cover in an annular array mode. The utility model has the advantages that physical protection is provided for the sound speaker body, and the influence of interference factors in the external environment on the sound speaker is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a sound loudspeaker technical field, concretely is a sound loudspeaker with anti -interference structure. BACKGROUND

[0002] The sound loudspeaker is the device that converts electric signal into sound, it usually is composed of diaphragm, coil, magnet and mechanical structure, when the electric current passes through the coil, the electromagnetic field between the interaction of magnet, causes the diaphragm vibration, and produces the sound, in the sound system, the loudspeaker is used for output audio signal, makes people can hear the sound.

[0003] The sound loudspeaker is vulnerable to external environment interference, the influence of external environment can include object collision interference, dust and other sundries accumulation, wind and rain erosion etc., these factors can reduce the performance of sound loudspeaker or cause its damage. UTILITY MODEL CONTENT

[0004] The utility model discloses a sound loudspeaker with anti -interference structure provides physical protection for the sound loudspeaker body, reduces the interference factor in external environment and has the advantage of influencing the sound loudspeaker, solves the problem that the sound loudspeaker protection structure is insufficient and is easily disturbed by external environment.

[0005] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme: a sound loudspeaker with anti -interference structure, including the protection cover, connecting plate and fixed plate, the fixed plate middle is provided with connecting hole, the inboard of connecting hole is installed with the sound loudspeaker body, the fixed plate of connecting hole one side is provided with the screw hole, the screw hole inner wall is connected with the screw rod in screw thread, the connecting plate top is installed with the bearing, the screw rod bottom is fixedly connected with the bearing inner ring, the connecting plate is embedded and is installed with the protection shell, the protection shell bottom is provided with four fixed slots in ring array, the protection cover top is installed with four fixed rods in ring array.

[0006] Preferably, the top of the screw rod is provided with a hand wheel.

[0007] Preferably, the side of the fixed plate away from the screw hole is provided with a movable hole, and the top of the connecting plate below the movable hole is provided with a movable rod, and the top of the movable rod passes through the movable hole.

[0008] Preferably, the top of the movable rod is provided with a baffle, and the outer diameter of the baffle is greater than the inner diameter of the movable hole.

[0009] Preferably, the top of the sound loudspeaker body is embedded with a wiring connector.

[0010] Preferably, the four fixed rods are inserted into the four fixed slots.

[0011] Preferably, the protection cover is embedded with a grid frame.

[0012] Preferably, the front side of the fixed plate is provided with a fixed frame, and the fixed frame is provided with fixed holes in a rectangular array.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] The utility model discloses a fixed rod is inserted into the fixed groove inside the bottom of the protective shell after the fixed rod of the protective cover top is inserted into the fixed groove inside the bottom of the protective shell, and the protective cover is fixed at the bottom of the protective shell, and the hand wheel is rotated to rotate the screw rod in the screw hole of the fixed plate, and the screw rod drives the connecting plate to go up, and the connecting plate drives the protective cover and the protective shell to go up and put the loudspeaker body in the inside, the sound emitted by the loudspeaker body spreads outward through the grid frame of the protective cover, which provides physical protection for the loudspeaker body and reduces the influence of interference factors in the external environment on the loudspeaker. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the first angle three -dimensional structure schematic diagram of the utility model;

[0016] Figure 2 It is the second angle three -dimensional structure schematic diagram of the utility model;

[0017] Figure 3 It is the third angle three -dimensional structure schematic diagram of the utility model;

[0018] Figure 4 It is the protective shell and protective cover sectional structure schematic diagram of the utility model.

[0019] In the drawing: 1, protective cover;2, protective shell;3, connecting plate;4, fixed plate;5, hand wheel;6, connecting hole;7, loudspeaker body;8, line joint;9, fixed frame;10, fixed hole;11, baffle;12, movable rod;13, bearing;14, screw rod;15, screw hole;16, movable hole;17, grid frame;18, fixed rod;19, fixed groove. DETAILED DESCRIPTION

[0020] In order to make the above purpose, features and advantages of the utility model more obvious and easy to understand, the specific embodiment of the utility model is explained in detail below with the drawings.

[0021] In the following description, a lot of specific details are set forth in order to fully understand the utility model, but the utility model can also be implemented in other ways different from the description, and the person skilled in the art can make similar generalization without violating the connotation of the utility model, so the utility model is not limited by the specific embodiment disclosed below.

[0022] Second, the utility model in combination with the schematic diagram is described in detail, in the detailed description of the utility model embodiment, for the convenience of explanation, the sectional view of the device structure will be partially enlarged without the general proportion, and the schematic diagram is only an example, which should not limit the scope of the utility model protection here. In addition, the three-dimensional spatial dimensions of length, width and depth should be included in actual production.

[0023] In order to make the purpose, technical scheme and advantage of the utility model more clear, the embodiments of the utility model will be described in further detail below with reference to the drawings.

[0024] Embodiment one:

[0025] As Figures 1-4 The utility model discloses a loudspeaker horn with anti -interference structure, including protective cover 1, connecting plate 3 and fixed plate 4, the middle of fixed plate 4 is provided with connecting hole 6, the inboard of connecting hole 6 is installed with loudspeaker body 7, and loudspeaker body 7 top embeds and installs circuit connector 8, and connecting line is inserted into circuit connector 8 inside, and the line provides power supply and audio signal for loudspeaker body 7, and the fixed plate 4 of one side of connecting hole 6 is provided with screw hole 15, and the inner wall of screw hole 15 is threadedly connected with screw rod 14, and screw rod 14 top installs hand wheel 5, and hand wheel 5 can rotate screw rod 14, and screw rod 14 rotates and moves in the screw hole 15 of fixed plate 4, and connecting plate 3 top installs bearing 13, and screw rod 14 bottom is fixedly connected with the inner ring of bearing 13, and the side, away from screw hole 15, of fixed plate 4 is provided with movable hole 16, and the top of connecting plate 3 below movable hole 16 is installed with movable rod 12, and movable rod 12 top passes through movable hole 16, and movable rod 12 limits connecting plate 3, and when connecting plate 3 is lifting, movable rod 12 moves in movable hole 16, to avoid that connecting plate 3 shakes, and connecting plate 3 embeds and installs protective shell 2, and the bottom of protective shell 2 is provided with four fixed slots 19 in annular array, and the top of protective cover 1 is provided with four fixed rods 18 in annular array, and four fixed rods 18 are inserted into four fixed slots 19, and protective cover 1 is fixedly connected with protective shell 2 through fixed rod 18 and fixed slot 19, and protective cover 1 embeds and installs grid frame 17, and grid frame 17 avoids that larger foreign matters enter the inside of protective shell 2, and the sound of loudspeaker body 7 can pass through the mesh of grid frame 17, and the front side of fixed plate 4 is installed with fixed frame 9, and fixed frame 9 is provided with fixed hole 10 in rectangular array, and through the fixed hole 10 of fixed frame 9, the fixed frame 9 can be fixed on the bearing structure using bolts and other tools.

[0026] Embodiment two:

[0027] As Figures 1-4 Indicated, including baffle 11, movable rod 12 top installs baffle 11, and the outside diameter of baffle 11 is greater than the inside diameter of movable hole 16, and baffle 11 prevents movable rod 12 from sliding from movable hole 16 in the process of moving.

[0028] Working principle: through the fixed hole 10 of fixed frame 9, using bolt and so on tool can fix fixed frame 9 on the load structure of sound, the connecting line of sound is inserted into the line joint 8 inside the top of loudspeaker body 7, the audio signal is transmitted to loudspeaker body 7 by the line of sound mechanism, after the fixed rod 18 of protective cover 1 top is inserted into the fixed slot 19 inside the bottom of protective shell 2, protective cover 1 is fixed at the bottom of protective shell 2, using hand wheel 5 rotates screw rod 14, screw rod 14 rotates and moves in the screw hole 15 of fixed plate 4, screw rod 14 drives connecting plate 3 to rise, connecting plate 3 drives protective cover 1 and protective shell 2 to rise and make loudspeaker body 7 inside, the sound emitted by loudspeaker body 7 spreads outward through the grid frame 17 of protective cover 1.

[0029] Finally, it should be noted that: the above only for the preferred embodiments of the present application and does not limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can be modified to the technical scheme recorded in the foregoing embodiments, or equivalent replacement for part of the technical features. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A sound loudspeaker with anti-interference structure, comprising a protective cover (1), a connecting plate (3) and a fixing plate (4), characterized in that: The fixed plate (4) is provided with a connecting hole (6) in the middle, the inside of the connecting hole (6) is provided with a sound loudspeaker body (7), the fixed plate (4) of one side of the connecting hole (6) is provided with a screw hole (15), the inner wall of the screw hole (15) is provided with a screw rod (14) in a threaded connection, the top of the connecting plate (3) is provided with a bearing (13), the bottom of the screw rod (14) is fixedly connected with the inner ring of the bearing (13), the connecting plate (3) is embeddedly provided with a protective shell (2), the bottom of the protective shell (2) is annularly provided with four fixed grooves (19), the top of the protective cover (1) is annularly provided with four fixed rods (18).

2. The sound horn with anti-interference structure according to claim 1, characterized in that: The top of the screw rod (14) is provided with a hand wheel (5).

3. The sound horn with anti-interference structure according to claim 1, characterized in that: The side, away from the screw hole (15), of the fixed plate (4) is provided with a movable hole (16), the top of the connecting plate (3) below the movable hole (16) is provided with a movable rod (12), the top of the movable rod (12) passes through the movable hole (16).

4. The sound horn with anti-interference structure according to claim 3, characterized in that: The top of the movable rod (12) is provided with a baffle (11), the outside diameter of the baffle (11) is greater than the inside diameter of the movable hole (16).

5. The sound horn with anti-interference structure according to claim 1, characterized in that: The top of the sound loudspeaker body (7) is embeddedly provided with a circuit connector (8).

6. The sound horn with anti-interference structure according to claim 1, characterized in that: The four fixed rods (18) are inserted into the four fixed grooves (19).

7. The sound horn with anti-interference structure according to claim 1, characterized in that: The protective cover (1) is embeddedly provided with a grid frame (17).

8. The sound horn with anti-interference structure according to claim 1, characterized in that: The front side of the fixed plate (4) is provided with a fixed frame (9), the fixed frame (9) is provided with a fixed hole (10) in a rectangular array.

Images