CN220368716U - Public broadcasting device convenient to adjust - Google Patents

Abstract

The utility model discloses a public broadcasting device convenient to adjust, which comprises a hoop arranged on the surface of a concrete column, wherein a connecting seat is fixedly arranged on the surface of the hoop, a connecting plate is detachably arranged on the surface of the connecting seat, a fixing box is fixedly arranged on the surface of the connecting plate, the top of the fixing box is rotatably connected with a connecting shaft, and a horizontal rotating assembly is arranged between the fixing box and the connecting shaft. This public broadcasting device convenient to adjust fixes the staple bolt at the eminence suitable position of concrete column and fixes the overall structure, utilizes the broadcast loudspeaker to broadcast, and when using, flexible drive rack through first electric putter removes, utilize rack and fluted disc meshing, can drive the connecting axle and rotate, adjust the horizontal angle of broadcast loudspeaker, flexible through the second electric putter, the broadcast loudspeaker can rotate around first axle bed to adjust the inclination of broadcast loudspeaker, need not operating personnel secondary when follow-up adjustment ascend a height, and the adjustment flexibility is strong.

Description

Public broadcasting device convenient to adjust

Technical Field

The utility model relates to the technical field of broadcasting equipment, in particular to a public broadcasting device convenient to adjust.

Background

Broadcasting refers to a news broadcasting tool for transmitting sound through radio waves or wires, and is called wireless broadcasting through radio wave transmission programs, and is called wired broadcasting through wire transmission programs, and broadcasting has the advantages of wide objects, rapid transmission, multiple functions and strong infection, and is generally fixedly installed on the surface of a concrete column or at the high position of other structures in public places.

Through searching, the prior patent (publication number: CN 216290927U) discloses a public broadcasting convenient to adjust and replace, and when the public broadcasting is installed, as the clamping seat is detachably connected with the clamping head and the clamping head can be fixed with the clamping seat at any angle in the horizontal direction, people can adjust the position of the broadcasting after the public broadcasting is installed only by simple disassembly, and the full coverage of the broadcasting propagation range is ensured. However, the inventors have found that the prior art has the following problems in the implementation of the present utility model: the direction of broadcasting is adjusted after deviation occurs to the installation angle, the clamping seat and the clamping head are disassembled by manual climbing, then the clamping head is inserted into the fixing hole on the surface of the clamping seat again, the operation mode is adopted, secondary climbing adjustment of workers is needed, the defect of complex operation exists, climbing operation is still needed when the direction of broadcasting is needed to be adjusted in the process of follow-up broadcasting, the flexibility is poor, and the use requirement is difficult to meet.

Accordingly, a public address apparatus which is convenient to adjust is proposed in view of the above-mentioned problems.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present utility model provide a public address broadcasting device that is convenient to adjust, so as to solve the above-mentioned problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a public broadcasting device convenient to adjust, includes the staple bolt that sets up on concrete column surface, the fixed surface of staple bolt installs the connecting seat, and the surface demountable installation of connecting seat has the connecting plate, and the fixed box of fixed surface mounting has, and the top of fixed box rotates and is connected with the connecting axle, and is provided with horizontal swivel assembly between fixed box and the connecting axle, and the connecting axle is convex, and the other end fixed mounting of connecting axle has the extension board, and the surface of extension board is provided with broadcast loudspeaker, and is provided with horizontal adjustment subassembly between broadcast loudspeaker and the extension board.

Preferably, the surface of connecting seat has seted up vertical spacing spout, and connecting plate sliding connection is in the inside of vertical spacing spout, and the surface of connecting seat is provided with the bayonet lock that is used for carrying out the location with the connecting plate.

Preferably, the surface of the connecting plate is provided with a pin hole, the bayonet lock is matched with the pin hole, and a reset spring for driving the bayonet lock to be propped against the pin hole is arranged in the connecting seat.

Preferably, the horizontal rotating assembly comprises a first electric push rod embedded on the surface of the fixed box, the telescopic end of the first electric push rod extends to the inside of the fixed box and is fixedly provided with a rack, the surface of the connecting shaft inside the fixed box is fixedly provided with a fluted disc, and the rack is meshed with the fluted disc.

Preferably, the horizontal adjustment assembly comprises a first shaft seat and a second shaft seat which are fixedly arranged on the surface of the extension plate, the broadcast horn is rotationally connected to the surface of a rotating shaft of the first shaft seat, a second electric push rod is arranged on the surface of the rotating shaft of the second shaft seat, and the telescopic end of the second electric push rod is rotationally connected with the side surface of the broadcast horn.

The utility model has the technical effects and advantages that:

1. this public broadcasting device convenient to adjust is when using, fixes the staple bolt at the eminence suitable position of concrete column and fixes whole structure, utilizes the broadcast loudspeaker to broadcast, and when using, flexible drive rack through first electric putter removes, utilizes rack and fluted disc meshing, can drive the connecting axle and rotate, adjusts the horizontal angle of broadcast loudspeaker, flexible through second electric putter, the broadcast loudspeaker can rotate around first axle bed to adjust the inclination of broadcast loudspeaker, need not operating personnel secondary to ascend a height when follow-up adjustment, and the adjustment flexibility is strong.

2. This public broadcasting device convenient to adjust is demountable installation between connecting plate and the connecting seat, and the connecting plate inserts and establishes inside the vertical spacing spout on connecting seat surface to insert the pinhole inside through reset spring drive bayonet lock and fix a position the connecting plate, when the broadcast loudspeaker appears damaging, can dismantle broadcast loudspeaker fast and remove to ground position and overhaul, overhaul easy dismounting.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic perspective view of the concrete column removed according to the present utility model.

Fig. 3 is a schematic view showing a structure of the fixing case of the present utility model in a plan view.

Fig. 4 is a schematic view of a connecting seat in a top-down section.

The reference numerals are: 1. a hoop; 2. a concrete column; 3. a connecting seat; 4. a connecting plate; 5. a fixed box; 6. a connecting shaft; 7. an extension plate; 8. a broadcast horn; 9. vertical limit sliding grooves; 10. a bayonet lock; 11. a return spring; 12. a first electric push rod; 13. a rack; 14. fluted disc; 15. a first shaft seat; 16. a second axle seat; 17. and the second electric push rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a public broadcasting device convenient to adjust as shown in figure 1, figure 2, figure 3, figure 4, including setting up staple bolt 1 on concrete column 2 surface, the fixed surface of staple bolt 1 installs connecting seat 3, the surface demountable installation of connecting seat 3 has connecting plate 4, the fixed box 5 of fixed surface fixed mounting of connecting plate 4, the top rotation of fixed box 5 is connected with connecting axle 6, and be provided with horizontal rotation subassembly between fixed box 5 and the connecting axle 6, connecting axle 6 is convex, the other end fixed mounting of connecting axle 6 has extension board 7, the surface of extension board 7 is provided with broadcast loudspeaker 8, and be provided with horizontal adjustment subassembly between broadcast loudspeaker 8 and the extension board 7.

When the public broadcasting device convenient to adjust is used in the later stage, the hoop 1 is fixed at a proper position of the height of the concrete column 2, the whole structure is fixed, the whole broadcasting device is communicated with an external broadcasting system, and broadcasting is carried out by using the broadcasting horn 8.

The horizontal rotating assembly comprises a first electric push rod 12 embedded on the surface of the fixed box 5, a telescopic end of the first electric push rod 12 extends to the inside of the fixed box 5 and is fixedly provided with a rack 13, the surface of the connecting shaft 6, which is positioned in the inside of the fixed box 5, is fixedly provided with a fluted disc 14, and the rack 13 is meshed with the fluted disc 14.

The horizontal adjustment assembly comprises a first shaft seat 15 and a second shaft seat 16 which are fixedly arranged on the surface of the extension plate 7, the broadcast horn 8 is rotationally connected to the surface of a rotating shaft of the first shaft seat 15, a second electric push rod 17 is arranged on the surface of the rotating shaft of the second shaft seat 16, and the telescopic end of the second electric push rod 17 is rotationally connected with the side surface of the broadcast horn 8.

When the broadcast loudspeaker 8 is used, the rack 13 is driven to move through the expansion and contraction of the first electric push rod 12, the connecting shaft 6 can be driven to rotate by utilizing the meshing of the rack 13 and the fluted disc 14, the horizontal angle of the broadcast loudspeaker 8 is adjusted, the broadcast loudspeaker 8 can rotate around the first shaft seat 15 through the expansion and contraction of the second electric push rod 17, the inclination angle of the broadcast loudspeaker 8 is adjusted, the secondary ascending of operators is not needed during the subsequent adjustment, and the adjustment flexibility is strong.

The vertical spacing spout 9 has been seted up on the surface of connecting seat 3, and connecting plate 4 sliding connection is in the inside of vertical spacing spout 9, and the surface of connecting seat 3 is provided with the bayonet lock 10 that is used for carrying out the location with connecting plate 4, and the pinhole has been seted up on the surface of connecting plate 4, bayonet lock 10 and pinhole looks adaptation, and the inside of connecting seat 3 is provided with the reset spring 11 that drive bayonet lock 10 supported tightly with the pinhole.

During installation, the vertical limiting sliding groove 9 on the surface of the connecting seat 3 is inserted through the connecting plate 4, the bayonet lock 10 is driven by the reset spring 11 to be inserted into the pin hole to quickly position the connecting plate 4, when the broadcasting horn 8 is damaged in subsequent use, the broadcasting horn 8 can be quickly detached by utilizing the detachable installation between the connecting plate 4 and the connecting seat 3, and the maintenance is carried out after the broadcasting horn 8 is moved to the ground position, so that the maintenance is convenient.

The working process of the utility model is as follows:

firstly, this public broadcasting device convenient to adjust is when later stage uses, fix staple bolt 1 at the eminence suitable position of concrete column 2, inside connecting plate 4 inserts the vertical spacing spout 9 of establishing at connecting seat 3 surface, and insert the pinhole inside and fix a position connecting plate 4 through reset spring 11 drive bayonet lock 10, communicate whole broadcasting device and outside broadcasting system, utilize broadcasting loudspeaker 8 to broadcast, after the installation, when broadcasting loudspeaker 8 uses, flexible drive rack 13 through first electric putter 12 is removed, utilize rack 13 and fluted disc 14 meshing, can drive connecting axle 6 and rotate, adjust the horizontal angle of broadcasting loudspeaker 8, flexible through second electric putter 17, broadcasting loudspeaker 8 can rotate around first axle bed 15, thereby adjust the inclination of broadcasting loudspeaker 8, need not operating personnel secondary to ascend a height when later adjustment, and adjust the flexibility strong, and when the damage appears in follow-up use broadcasting loudspeaker 8, utilize for demountable installation between connecting plate 4 and the connecting seat 3, can dismantle broadcasting loudspeaker 8 fast, and after moving to ground position with it, overhaul convenient.

This is the principle of operation of the common broadcast device which facilitates adjustment.

The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims (5)

1. Public broadcasting device convenient to adjust, including staple bolt (1) of setting on concrete column (2) surface, its characterized in that: the surface mounting of staple bolt (1) has connecting seat (3), and the surface demountable installation of connecting seat (3) has connecting plate (4), and the surface mounting of connecting plate (4) has fixed box (5), and the top rotation of fixed box (5) is connected with connecting axle (6), and is provided with horizontal swivel assembly between fixed box (5) and connecting axle (6), and connecting axle (6) are convex, and the other end fixed mounting of connecting axle (6) has extension board (7), and the surface of extension board (7) is provided with broadcast loudspeaker (8), and is provided with horizontal adjustment subassembly between broadcast loudspeaker (8) and the extension board (7).

2. A public address apparatus for facilitating adjustment according to claim 1, wherein: the surface of connecting seat (3) has seted up vertical spacing spout (9), and connecting plate (4) sliding connection is in the inside of vertical spacing spout (9), and the surface of connecting seat (3) is provided with bayonet lock (10) that are used for carrying out the location with connecting plate (4).

3. A public address set for facilitating adjustment as defined in claim 2, wherein: the surface of connecting plate (4) has seted up the pinhole, bayonet lock (10) and pinhole looks adaptation, and the inside of connecting seat (3) is provided with drive bayonet lock (10) and the reset spring (11) of pinhole support tightly.

4. A public address apparatus for facilitating adjustment according to claim 1, wherein: the horizontal rotating assembly comprises a first electric push rod (12) embedded on the surface of the fixed box (5), a telescopic end of the first electric push rod (12) extends to the inside of the fixed box (5) and is fixedly provided with a rack (13), a fluted disc (14) is fixedly arranged on the surface of the connecting shaft (6) positioned inside the fixed box (5), and the rack (13) is meshed with the fluted disc (14).

5. A public address apparatus for facilitating adjustment according to claim 1, wherein: the horizontal adjustment assembly comprises a first shaft seat (15) and a second shaft seat (16) which are fixedly arranged on the surface of the extension plate (7), the broadcast horn (8) is rotationally connected to the surface of a rotating shaft of the first shaft seat (15), a second electric push rod (17) is arranged on the surface of the rotating shaft of the second shaft seat (16), and the telescopic end of the second electric push rod (17) is rotationally connected with the side face of the broadcast horn (8).