Rural general emergency broadcast loudspeaker

Abstract

The utility model discloses a rural general emergency broadcast loudspeaker, which comprises a telegraph pole and an emergency broadcast loudspeaker body, a rotating seat is fixedly mounted at the top of the telegraph pole, a turntable is arranged above the rotating seat, and a support frame is fixedly mounted at the top of the turntable. According to the utility model, the emergency broadcast loudspeaker can rotate positively and negatively in the horizontal direction so as to enlarge the broadcast coverage area, and the emergency broadcast loudspeaker can be adjusted in an upward or downward elevation angle range, so that the broadcast effect can be further optimized, villagers at different positions can be ensured to receive broadcast information, and the service life of the villagers is prolonged. According to the emergency broadcast loudspeaker, the overall broadcast effect is better, and the problems that villagers at corner positions are difficult to clearly hear broadcast content and information receiving is incomplete due to the fact that the emergency broadcast loudspeaker adopts a fixed installation mode in the prior art are solved, so that the broadcast quality and effect are greatly improved, and the service life of the emergency broadcast loudspeaker is prolonged. And the requirements of villagers in remote areas on information receiving can be better met.

Description

Technical Field

[0001] The utility model relates to the technical field of broadcast loudspeakers, in particular to a universal emergency broadcast loudspeaker in rural areas. Background Art

[0002] As we all know, rural general emergency broadcast loudspeaker is one of the important information dissemination tools in rural areas. It is usually installed in every corner of the village, and with its powerful broadcasting function, it plays a vital role at critical moments.

[0003] When faced with emergencies or emergencies, these loudspeakers can quickly deliver important information to every villager, such as disaster warning signals and risk avoidance guidance, providing strong support for protecting the lives of villagers. At the same time, it also undertakes the task of daily information dissemination, delivering rural-related policies and regulations, agricultural information, cultural propaganda and other content to villagers.

[0004] However, the existing rural universal emergency broadcast loudspeakers are usually fixedly installed, which makes it difficult for some villagers in corners to hear the broadcast content clearly, resulting in incomplete information reception, thus affecting the broadcast quality and effect, and failing to meet the needs of villagers in remote areas for information reception. Therefore, the utility model proposes a rural universal emergency broadcast loudspeaker. Utility Model Content

[0005] The utility model aims to solve the shortcomings of the prior art and proposes a rural universal emergency broadcast loudspeaker.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A rural general emergency broadcast loudspeaker comprises an electric pole and an emergency broadcast loudspeaker body, wherein a rotating seat is fixedly installed on the top of the electric pole, a turntable is arranged above the rotating seat, a support frame is fixedly installed on the top of the turntable, and the left side of the emergency broadcast loudspeaker body is rotatably installed on the right top of the support frame; an active cavity is arranged on the rotating seat, a rotating column is rotatably installed in the active cavity, the top end of the rotating column rotates and penetrates to the top of the rotating seat and is fixedly connected to the bottom of the turntable; a first motor is fixedly installed in the active cavity, a first gear is fixedly connected to the output end of the first motor, a second gear is fixedly sleeved on the bottom end of the rotating column, and the first gear is in transmission meshing with the second gear;

[0008] The turntable is provided with an installation cavity and a movable groove located on one side of the installation cavity, a movable frame is movably installed in the movable groove, and an inclined rotating bracket is rotatably connected between the top of the movable frame and the bottom side of the emergency broadcast speaker body; a screw rod is rotatably installed in the movable groove, the screw rod is threadedly connected to the movable frame, a second motor is fixedly installed in the installation cavity, and the output end of the second motor is fixedly connected to the left end of the screw rod.

[0009] Furthermore, the movable frame is provided with a screw hole, and the screw rod passes through the screw hole and is threadedly connected with the screw hole.

[0010] Furthermore, a sliding block is provided at the bottom of the movable frame, a sliding block is provided on the inner wall of the bottom side of the movable groove, and the sliding block is slidably installed in the sliding block along the horizontal direction.

[0011] Furthermore, a plurality of balls are rollingly mounted on the bottom side of the turntable through a rolling seat, an annular groove is provided on the top edge of the rotating seat, and the bottom sides of the plurality of balls extend into the annular groove and are rollingly connected to the bottom inner wall of the annular groove.

[0012] Furthermore, a mounting hole is provided on the top inner wall of the movable cavity, a bearing is fixedly installed in the mounting hole, and the rotating column is rotatably installed on the bearing; an adapter seat is fixedly connected to the right side of the support frame, and an adapter frame is fixedly connected to the left side of the emergency broadcast speaker body, and the adapter frame is rotatably installed on the adapter seat through a rotating pin.

[0013] Furthermore, a controller is also provided on the inner wall of the bottom side of the activity chamber, and the controller is electrically controlled and connected to the first motor and the second motor respectively.

[0014] By adopting the above structure, the utility model has the following beneficial effects:

[0015] In the utility model, through the cooperation of the first motor, the first gear, the second gear, the rotating column, the turntable and the supporting frame, the emergency broadcast loudspeaker body can be rotated forward and reversely in the horizontal direction, thereby expanding the coverage of the broadcast, which is conducive to allowing more villagers to hear the broadcast content;

[0016] At the same time, the emergency broadcast speaker body can be adjusted upward or downward in elevation through the cooperation of the second motor, the screw rod, the movable frame, the screw hole, and the rotating bracket. In this way, the broadcast effect can be further optimized by adjusting the elevation angle of the emergency broadcast speaker body up and down, so as to ensure that villagers in different positions can receive the broadcast information, so as to make the overall broadcast effect better;

[0017] To sum up, the utility model can not only make the emergency broadcast speaker body rotate forward and reverse in the horizontal direction to expand the coverage of the broadcast, but also make the emergency broadcast speaker body adjust the upward or downward elevation range, so as to further optimize the broadcast effect, so as to ensure that villagers in different positions can receive the broadcast information, so that the overall broadcast effect is better, and solves the problem that the emergency broadcast speaker in the prior art adopts a fixed installation method, which easily makes it difficult for villagers in corner positions to clearly hear the broadcast content and there is incomplete information reception, thereby greatly improving the broadcast quality and effect, and is conducive to better meeting the needs of villagers in remote areas for information reception. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the structure of a rural general emergency broadcast loudspeaker proposed by the utility model;

[0019] Figure 2 It is a schematic diagram of the structure of the utility model in partial section;

[0020] Figure 3 It is a schematic diagram of the structure between the turntable and the ball bearings of the utility model.

[0021] In the figure: 1. electric pole; 2. rotating seat; 201. movable cavity; 202. first motor; 203. first gear; 204. second gear; 205. rotating column; 3. turntable; 301. movable groove; 302. installation cavity; 4. support frame; 401. adapter seat; 402. adapter frame; 5. emergency broadcast speaker body; 6. rotating bracket; 7. second motor; 8. screw; 9. movable frame; 901. screw hole; 10. bearing; 11. ball; 12. annular groove; 13. controller. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] Reference Figure 1-3 A rural general emergency broadcast loudspeaker comprises an electric pole 1 and an emergency broadcast loudspeaker body 5, a rotating seat 2 is fixedly installed on the top of the electric pole 1, a turntable 3 is arranged above the rotating seat 2, a support frame 4 is fixedly installed on the top of the turntable 3, and the left side of the emergency broadcast loudspeaker body 5 is rotatably installed on the right top of the support frame 4; an active cavity 201 is arranged on the rotating seat 2, a rotating column 205 is rotatably installed in the active cavity 201, the top end of the rotating column 205 rotates and penetrates to the top of the rotating seat 2 and is fixedly connected to the bottom of the turntable 3; a first motor 202 is fixedly installed in the active cavity 201, a first gear 203 is fixedly connected to the output end of the first motor 202, a second gear 204 is fixedly sleeved on the bottom end of the rotating column 205, and the first gear 203 is in transmission meshing with the second gear 204;

[0024] The turntable 3 is provided with an installation cavity 302 and a movable groove 301 located on one side of the installation cavity 302. A movable frame 9 is movably installed in the movable groove 301, and an inclined rotating bracket 6 is rotatably connected between the top of the movable frame 9 and the bottom side of the emergency broadcast speaker body 5; a screw rod 8 is rotatably installed in the movable groove 301, and the screw rod 8 is threadedly connected to the movable frame 9. A second motor 7 is fixedly installed in the installation cavity 302, and the output end of the second motor 7 is fixedly connected to the left end of the screw rod 8.

[0025] In this embodiment, a screw hole 901 is provided on the movable frame 9, and the screw rod 8 passes through the screw hole 901 and is threadedly connected with the screw hole 901; a slider is provided at the bottom of the movable frame 9, and a sliding groove is provided on the inner wall of the bottom side of the movable groove 301, and the slider is slidably installed in the sliding groove along the horizontal direction.

[0026] In this embodiment, a plurality of balls 11 are rollingly mounted on the bottom side of the turntable 3 through a rolling seat, an annular groove 12 is provided on the top edge of the rotating seat 2, and the bottom sides of the plurality of balls 11 extend into the annular groove 12 and are rollingly connected to the bottom inner wall of the annular groove 12.

[0027] In this embodiment, a mounting hole is provided on the top inner wall of the movable cavity 201, a bearing 10 is fixedly installed in the mounting hole, and the rotating column 205 is rotatably installed on the bearing 10; an adapter seat 401 is fixedly connected to the right side of the support frame 4, and an adapter frame 402 is fixedly connected to the left side of the emergency broadcast speaker body 5, and the adapter frame 402 is rotatably installed on the adapter seat 401 through a rotating pin.

[0028] A controller 13 is further disposed on the inner wall of the bottom side of the active chamber 201 , and the controller 13 is electrically controlled and connected to the first motor 202 and the second motor 7 , respectively.

[0029] like Figure 1-3 The rural general emergency broadcast loudspeaker shown in the figure, during emergency broadcast use, the output end of the first motor 202 drives the first gear 203 to rotate forward or reverse, and the first gear 203 rotates and meshes with the second gear 204 for transmission, which can drive the rotating column 205, the turntable 3, the support frame 4 and the emergency broadcast loudspeaker body 5 to rotate forward or reverse. In this way, the positive and negative rotation of the emergency broadcast loudspeaker body 5 in the horizontal direction can expand the coverage of the broadcast, which is conducive to allowing more villagers to hear the broadcast content; at the same time, the second motor 7 can also drive the screw 8 to rotate forward or reverse, so that the movable frame 9 can be threaded to the left or right on the screw 8 through the screw hole 901, and the movable When the frame 9 moves, the rotating bracket 6 also drives the emergency broadcast speaker body 5 to adjust the upward or downward elevation range based on the adapter seat 401 through the adapter frame 402. In this way, by adjusting the elevation angle of the emergency broadcast speaker body 5 up and down, the broadcast effect can be further optimized to ensure that villagers in different positions can receive the broadcast information, so that the overall broadcast effect is better, and the problem that the emergency broadcast speaker in the prior art adopts a fixed installation method, which easily causes villagers in corner positions to have difficulty in clearly hearing the broadcast content and incomplete information reception, thereby greatly improving the broadcast quality and effect, and is conducive to better meeting the needs of villagers in remote areas for information reception.

[0030] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A rural general emergency broadcast loudspeaker, comprising a telephone pole (1) and an emergency broadcast loudspeaker body (5), characterized in that: A rotating seat (2) is fixedly installed on the top of the electric pole (1), a turntable (3) is provided above the rotating seat (2), a support frame (4) is fixedly installed on the top of the turntable (3), and the left side of the emergency broadcast loudspeaker body (5) is rotatably installed on the right top of the support frame (4); an active cavity (201) is provided on the rotating seat (2), a rotating column (205) is rotatably installed in the active cavity (201), the top end of the rotating column (205) rotates through the top of the rotating seat (2) and is fixedly connected to the bottom of the turntable (3); a first motor (202) is fixedly installed in the active cavity (201), the output end of the first motor (202) is fixedly connected to the first gear (203), the bottom end of the rotating column (205) is fixedly sleeved with a second gear (204), and the first gear (203) is in transmission meshing engagement with the second gear (204); The turntable (3) is provided with an installation cavity (302) and a movable groove (301) located on one side of the installation cavity (302); a movable frame (9) is movably installed in the movable groove (301), and an inclined rotating bracket (6) is rotatably connected between the top of the movable frame (9) and the bottom side of the emergency broadcast speaker body (5); a screw rod (8) is rotatably installed in the movable groove (301), and the screw rod (8) is threadedly connected to the movable frame (9); a second motor (7) is fixedly installed in the installation cavity (302), and the output end of the second motor (7) is fixedly connected to the left end of the screw rod (8).

2. A rural universal emergency broadcast loudspeaker according to claim 1, characterized in that: The movable frame (9) is provided with a screw hole (901), and the screw rod (8) passes through the screw hole (901) and is threadedly connected to the screw hole (901).

3. The rural universal emergency broadcast loudspeaker according to claim 1, characterized in that: A sliding block is provided at the bottom of the movable frame (9), a sliding block is provided on the inner wall of the bottom side of the movable groove (301), and the sliding block is slidably installed in the sliding block along the horizontal direction.

4. The rural universal emergency broadcast loudspeaker according to claim 1, characterized in that: A plurality of balls (11) are rollingly mounted on the bottom side of the turntable (3) via a rolling seat, an annular groove (12) is provided on the top edge of the rotating seat (2), and the bottom sides of the plurality of balls (11) extend into the annular groove (12) and are rollingly connected to the bottom inner wall of the annular groove (12).

5. The rural universal emergency broadcast loudspeaker according to claim 1, characterized in that: A mounting hole is provided on the inner wall of the top of the movable cavity (201), a bearing (10) is fixedly installed in the mounting hole, and the rotating column (205) is rotatably installed on the bearing (10); an adapter seat (401) is fixedly connected to the right side of the support frame (4), an adapter frame (402) is fixedly connected to the left side of the emergency broadcast speaker body (5), and the adapter frame (402) is rotatably installed on the adapter seat (401) via a rotating pin.

6. The rural universal emergency broadcast loudspeaker according to claim 1, characterized in that: A controller (13) is also provided on the inner wall of the bottom side of the activity chamber (201), and the controller (13) is electrically controlled and connected to the first motor (202) and the second motor (7) respectively.

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