Public broadcasting equipment

Abstract

The utility model relates to public broadcasting equipment in the technical field of broadcasting equipment. The front side of a connecting assembly is provided with a driving assembly used for driving the connecting assembly to rotate; mounting assemblies used for placing the sound equipment are fixedly mounted on the left side and the right side of the steering assembly, a first fixing assembly used for assisting the steering assembly in rotating is arranged above the steering assembly, and a second fixing assembly used for being matched with the first fixing assembly to assist the steering assembly in rotating is arranged below the steering assembly. Firstly, the locking rod is taken out of the hand wheel, fixation of the hand wheel is relieved, then the hand wheel drives the rotating shaft to rotate, the rotating shaft rotates synchronously, then meshing of the first gear and the second gear and meshing connection of the second gear and the inner gear ring can be utilized to assist the inner gear ring to rotate, and then the fixing frame at the top end of the inner gear ring can be driven to conduct steering adjustment. And the purpose of steering adjustment of the sound equipment in the fixing frame can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of broadcasting equipment, in particular to a public broadcasting equipment. Background Art

[0002] Public broadcasting, also known as public broadcast service or public media, in which the audio equipment mainly plays the role of broadcasting and amplifying sound, and is mostly used for broadcasting in public places; and the existing audio equipment is generally installed on a column when used outdoors for easy broadcasting; the audio equipment cannot be steered and adjusted. For example, as shown in a public broadcasting audio equipment with the Chinese patent application number CN202022452805.3, a sound equipment body is sleeved in the middle of the base; a U-shaped frame is fixedly connected to the top of the top plate, a second fastener is threadedly sleeved on the side wall of the U-shaped frame, two symmetrically arranged connecting plates are respectively sleeved on the top of the U-shaped frame, and a light-shielding plate is rotatably connected between the two connecting plates through a rotating shaft.

[0003] However, in the specific use of the audio equipment, when the staff needs to broadcast the audio in different directions, due to the lack of a device for steering and adjusting the audio equipment, when the audio equipment needs to be steered, it is usually to drive the sound to be disassembled and rotated by the mounting ring and then fixed, and the staff needs to support it when disassembling or fixing the mounting ring, which will cause unnecessary trouble. Summary of the Utility Model

[0004] To solve the problem in the above-mentioned background art that in the specific use of the audio equipment, when the staff needs to broadcast the audio in different directions, due to the lack of a device for steering and adjusting the audio equipment, when the audio equipment needs to be steered, it is usually to drive the sound to be disassembled and rotated by the mounting ring and then fixed, and the staff needs to support it when disassembling or fixing the mounting ring, which will cause unnecessary trouble, the utility model provides the following technical solutions:

[0005] A public broadcasting equipment, comprising a fixed column and an audio equipment, a steering device for driving the audio equipment to turn is arranged on the outer side of the fixed column, and a driving device for driving the steering device to drive the audio equipment to turn is arranged in the fixed column.

[0006] The driving device includes a connection component arranged in the fixed column for driving the steering device to drive the audio equipment to turn, and a driving component for driving the connection component to rotate is arranged on the front side of the connection component.

[0007] The steering device includes a steering component that meshes with a connection component for rotation. On the left and right sides of the steering component, there are fixedly installed mounting components for placing audio equipment. Above the steering component, there is a first fixing component for assisting the rotation of the steering component, and below the steering component, there is a second fixing component for cooperating with the first fixing component to assist the rotation of the steering component.

[0008] Further, the driving component includes a rotating shaft disposed within the fixed column for rotation. At the rear end of the rotating shaft, there is fixedly installed a first bevel gear for driving the connection component to rotate. At the front end of the rotating shaft, there is fixedly installed a handwheel for driving the rotating shaft to rotate. On the plate body of the handwheel, there is a locking rod for locking the handwheel.

[0009] Further, the connection component includes a transmission shaft disposed within the fixed column for rotation. At the bottom of the shaft body of the transmission shaft, there is a second bevel gear for meshing with the first bevel gear. At the top of the shaft body of the transmission shaft, there is a first gear. In front of the first gear, there is a second gear for meshing with the first gear. On the plate body of the second gear, there is a rotating shaft for supporting the second gear.

[0010] Further, the first fixing component includes a first fixing ring fixedly installed on the fixed column. Within the ring body of the first fixing ring, there is a limiting groove for assisting the rotation of the steering component.

[0011] Further, the steering component includes an internal gear ring that meshes with the second gear for rotation. At the top end of the internal gear ring, there is a first fixing rod for assisting the rotation of the internal gear ring. At the top end of the first fixing rod, there is a limiting plate fixedly installed for preventing the internal gear ring from disengaging from the limiting groove. At the bottom end of the internal gear ring, there is a second fixing rod for sliding within the second fixing component.

[0012] Further, the second fixing component includes a second fixing ring fixedly installed on the column body of the fixed column. At the top end of the second fixing ring, there is an arc-shaped groove for allowing the second fixing rod to slide.

[0013] Further, the mounting component includes a support plate fixedly installed on the side wall of the internal gear ring. At the top end of the support plate, there is a fixed frame for protecting the audio equipment.

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

[0015] By setting the driving device and the steering device, when the steering adjustment of the audio device is required, the locking rod can be taken out from the handwheel to release the fixation of the handwheel, and then the handwheel drives the rotating shaft to rotate. Under the meshing connection of the first bevel gear and the second bevel gear, the rotating shaft can be driven to rotate synchronously. Furthermore, under the meshing connection of the first gear and the second gear, and at the same time under the meshing connection of the second gear and the internal gear ring, and with the first fixing rod restricted by the limiting plate, the first fixing rod can slide in the limiting groove; and the second fixing rod can slide in the arc-shaped groove to assist the internal gear ring to rotate, and then the fixing frame on the top of the internal gear ring can be driven to perform steering adjustment; and the steering adjustment of the audio device in the fixing frame can be realized. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 Schematic diagram of the overall structure of the present utility model;

[0017] Figure 2 Cross-sectional view of the fixing column of the present utility model;

[0018] Figure 3 Schematic diagram of the structure of the driving device of the present utility model;

[0019] Figure 4 Schematic diagram of the structure of the steering device of the present utility model;

[0020] Figure 5 Of the present utility model Figure 4 Enlarged view of part A in;

[0021] Figure 6 Schematic diagram of the structure of the first fixing component of the present utility model;

[0022] Figure 7 Schematic diagram of the structure of the second fixing component of the present utility model;

[0023] Figure 8 Cooperating diagram of the steering component and the mounting component of the present utility model.

[0024] In the drawings, the list of component names represented by each reference numeral is as follows:

[0025] 100 - fixing column;

[0026] 200 - audio device;

[0027] 300 - driving device, 310 - driving component, 311 - handwheel, 312 - locking rod, 313 - rotating shaft, 314 - first bevel gear, 320 - connecting component, 321 - transmission shaft, 322 - second bevel gear, 323 - first gear, 324 - second gear, 325 - rotating shaft;

[0028] 400 - Steering device, 410 - First fixing component, 411 - First fixing ring, 412 - Limiting groove, 420 - Steering component, 421 - Internal gear ring, 422 - First fixing rod, 423 - Limiting plate, 424 - Second fixing rod, 430 - Second fixing component, 431 - Second fixing ring, 432 - Arc groove, 440 - Mounting component, 441 - Support plate, 442 - Fixing frame. Detailed implementation mode

[0029] The preferred specific implementation modes for implementing the present utility model are described in detail below, and a clear and complete description is made in conjunction with the accompanying drawings.

[0030] Please refer to Figures 1-8 , the present utility model provides a public address device.

[0031] It includes a fixing column 100 and a sound device 200. A steering device 400 for driving the sound device 200 to turn is arranged on the outer side of the fixing column 100, and a driving device 300 for driving the steering device 400 to drive the sound device 200 to turn is arranged inside the fixing column 100.

[0032] The driving device 300 includes a connection component 320 arranged inside the fixing column 100 for driving the steering device 400 to drive the sound device 200 to turn. A driving component 310 for driving the connection component 320 to rotate is arranged on the front side of the connection component 320.

[0033] The driving component 310 includes a rotating shaft 313 arranged inside the fixing column 100 for rotation, and the shaft body of the rotating shaft 313 is connected to the column body of the fixing column 100 through a bearing to facilitate the rotation of the rotating shaft 313; a first bevel gear 314 for driving the connection component 320 to rotate is fixedly installed at the rear end of the rotating shaft 313, a handwheel 311 for driving the rotating shaft 313 to rotate is fixedly installed at the front end of the rotating shaft 313, and a locking rod 312 for locking the handwheel 311 is arranged on the plate body of the handwheel 311.

[0034] The connection component 320 includes a transmission shaft 321 arranged inside the fixing column 100 for rotation, and the upper and lower ends of the transmission shaft 321 are connected to the upper and lower ends of the fixing column 100 through bearings to facilitate the rotation of the transmission shaft 321; a second bevel gear 322 for meshing with the first bevel gear 314 is arranged at the bottom of the shaft body of the transmission shaft 321, and a first gear 323 is arranged at the top of the shaft body of the transmission shaft 321.

[0035] A gear 2 324 for meshing with the gear 1 323 is provided on the front side of the gear 1 323, and a rotating shaft 325 for supporting the gear 2 324 is provided on the plate body of the gear 2 324, and the upper and lower ends of the rotating shaft 325 are connected to the column of the fixed column 100 through bearings; therefore, when it is necessary to adjust the steering of the audio device 200, the locking rod 312 can be taken out from the hand wheel 311 and the hand wheel 311 can be released, and then the rotating shaft 313 can be driven to rotate by the hand wheel 311, and under the meshing connection between the bevel gear 1 314 and the bevel gear 2 322, the rotating shaft 325 can be driven to rotate synchronously, and then the meshing connection between the gear 1 323 and the gear 2 324 can be utilized to drive the steering device 400 to drive the audio device 200 to adjust the steering.

[0036] The steering device 400 includes a steering assembly 420 engaged with the connecting assembly 320 for rotation, and mounting assemblies 440 for placing the audio equipment 200 are fixedly installed on the left and right sides of the steering assembly 420. A fixing assembly 1 410 for assisting the steering assembly 420 in rotation is arranged above the steering assembly 420, and a fixing assembly 2 430 for cooperating with the fixing assembly 1 410 to assist the steering assembly 420 in rotation is arranged below the steering assembly 420.

[0037] The fixing assembly 410 includes a fixing ring 411 fixedly mounted on the fixing column 100 , and a limiting groove 412 for assisting the steering assembly 420 to rotate is provided in the ring body of the fixing ring 411 .

[0038] The steering assembly 420 includes an inner gear ring 421 meshing with the gear 2 324 for rotation, a fixing rod 1 422 for assisting the rotation of the inner gear ring 421 is provided at the top end of the inner gear ring 421, and the fixing rod 1 422 can slide in the limiting groove 412; a limiting plate 423 for preventing the inner gear ring 421 from escaping from the limiting groove 412 is fixedly installed at the top end of the fixing rod 1 422, and a fixing rod 2 424 for sliding in the fixing assembly 2 430 is fixedly installed at the bottom end of the inner gear ring 421.

[0039] The second fixing assembly 430 includes a second fixing ring 431 fixedly mounted on the body of the fixing column 100 , and an arc-shaped groove 432 for the fixing rod 424 to slide is formed at the top of the second fixing ring 431 .

[0040] The installation component 440 includes a support plate 411 fixedly installed on the side wall of the internal gear ring 421. At the top of the support plate 411, a fixing frame 442 for protecting the audio device 200 is fixedly installed. Thus, when it is necessary to adjust the steering of the audio device 200, the locking rod 312 can be taken out from the handwheel 311 to release the fixation of the handwheel 311. Then, the handwheel 311 drives the rotating shaft 313 to rotate. Under the meshing connection of the first bevel gear 314 and the second bevel gear 322, the rotating shaft 325 can be driven to rotate synchronously. Furthermore, under the meshing connection of the first gear 323 and the second gear 324, and at the same time, under the meshing connection of the second gear 324 and the internal gear ring 421, and with the first fixing rod 422 restricted by the limiting plate 423, the first fixing rod 422 can slide in the limiting groove 412. And the second fixing rod 424 can slide in the arc-shaped groove 432 to assist the rotation of the internal gear ring 421. Thus, the fixing frame 442 on the top of the internal gear ring 421 can be adjusted in terms of steering. And the steering adjustment of the audio device 200 in the fixing frame 442 can be achieved.

[0041] Based on the above content and the drawings, those skilled in the art can understand and implement the present utility model. In addition, any non-creative modifications made by those skilled in the art to the present utility model without creative efforts still fall within the protection scope of the present utility model.

Claims

1. A public broadcast device, comprising a fixed column (100) and a sound device (200), characterized in that: A steering device (400) for driving the audio device (200) to turn is arranged on the outer side of the fixed column (100), and a driving device (300) for driving the steering device (400) to drive the audio device (200) to turn is arranged in the fixed column (100); The driving device (300) includes a connection component (320) arranged in the fixed column (100) for driving the steering device (400) to drive the audio device (200) to turn. A driving component (310) for driving the connection component (320) to rotate is arranged on the front side of the connection component (320); The steering device (400) includes a steering component (420) meshed with the connection component (320) for rotation. Mounting components (440) for placing the audio device (200) are fixedly installed on the left and right sides of the steering component (420). A first fixing component (410) for assisting the steering component (420) to rotate is arranged above the steering component (420), and a second fixing component (430) for cooperating with the first fixing component (410) to assist the steering component (420) to rotate is arranged below the steering component (420).

2. The public address device according to claim 1, characterized in that: The driving component (310) includes a rotating shaft (313) arranged in the fixed column (100) for rotation. A first bevel gear (314) for driving the connection component (320) to rotate is fixedly installed at the rear end of the rotating shaft (313). A handwheel (311) for driving the rotating shaft (313) to rotate is fixedly installed at the front end of the rotating shaft (313). A locking rod (312) for locking the handwheel (311) is arranged on the plate body of the handwheel (311).

3. The public address device according to claim 2, wherein: The connection component (320) includes a transmission shaft (321) arranged in the fixed column (100) for rotation. A second bevel gear (322) for meshing with the first bevel gear (314) is arranged at the bottom of the shaft body of the transmission shaft (321). A first gear (323) is arranged at the top of the shaft body of the transmission shaft (321). A second gear (324) for meshing with the first gear (323) is arranged on the front side of the first gear (323). A rotating shaft (325) for supporting the second gear (324) is arranged on the plate body of the second gear (324).

4. The public address device according to claim 3, characterized in that: The first fixing component (410) includes a first fixing ring (411) fixedly installed on the fixed column (100). A limiting groove (412) for assisting the steering component (420) to rotate is formed in the ring body of the first fixing ring (411).

5. A public address device according to claim 4, characterized in that: The steering assembly (420) includes an inner gear ring (421) meshed with gear 2 (324) for rotation, a fixing rod 1 (422) for assisting the rotation of the inner gear ring (421) is provided at the top end of the inner gear ring (421), a limiting plate (423) for preventing the inner gear ring (421) from escaping from the limiting groove (412) is fixedly installed at the top end of the fixing rod 1 (422), and a fixing rod 2 (424) for sliding in fixing assembly 2 (430) is fixedly installed at the bottom end of the inner gear ring (421).

6. The public address device according to claim 5, characterized in that: The second fixing assembly (430) comprises a second fixing ring (431) fixedly mounted on the body of the fixing column (100), and an arc-shaped groove (432) for sliding the second fixing rod (424) is formed at the top of the second fixing ring (431).

7. A public address device according to claim 4, characterized in that: The mounting assembly (440) comprises a support plate (441) fixedly mounted on the side wall of the inner gear ring (421), and a fixing frame (442) for protecting the audio equipment (200) is fixedly mounted on the top of the support plate (441).

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