CN213200142U

CN213200142U - Loudspeaker quick connecting device for megaphone

Info

Publication number: CN213200142U
Application number: CN202022483128.1U
Authority: CN
Inventors: 金银龙
Original assignee: Sichuan Yifei Technology Co ltd
Current assignee: Sichuan Yifei Technology Co ltd
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2021-05-14
Anticipated expiration: 2030-11-02

Abstract

The utility model discloses a loudspeaker quick connecting device for a megaphone unmanned aerial vehicle, which comprises an installation frame, a fixing box, a first clamping ring and a second clamping ring, wherein the fixing box with a rectangular structure is fixed at the bottom end of the installation frame through bolts, the outer diameter of the fixing box is smaller than that of the installation frame, the first clamping ring and the second clamping ring which are oppositely arranged are arranged below the fixing box, and the first clamping ring and the second clamping ring are closed to form a circular ring structure; the inside locating piece that is provided with two sets of symmetries of installing frame and sets up, the two sets of vertical outer walls of installing frame have welded respectively and have fixed frame corresponding with the locating piece, inside first gear and the second gear of being provided with of fixed box, a set of vertical outer wall bolt fastening of fixed box has rotating electrical machines, first clamp ring and second clamp ring one end are through a set of axis of rotation swing joint. This loudspeaker quick connect device for unmanned aerial vehicle shouts, simple structure, the practicality is strong.

Description

Loudspeaker quick connecting device for megaphone

Technical Field

The utility model belongs to the technical field of unmanned aerial vehicle, concretely relates to loudspeaker quick connecting device for propaganda directed to unmanned aerial vehicle.

Background

The unmanned aerial vehicle is an unmanned aerial vehicle operated by utilizing a radio remote control device and a self-contained program control device, has the advantages of small volume, low manufacturing cost, convenient use, low requirement on the battle environment, stronger battlefield viability and the like, and can bring more and more help to human along with the development of the unmanned aerial vehicle;

when a fire disaster occurs, a disordered scene and noisy sounds make the command intention on the ground difficult to be transmitted to high-rise trapped people, the unmanned aerial vehicle carrying the air megaphone can better make the high-rise trapped people hear the command sound on the ground, thereby being beneficial to stabilizing the emotion of people, improving the evacuation efficiency and avoiding the occurrence of serious events such as trampling and the like to a greater extent;

the speaker is being installed to current unmanned aerial vehicle of shouting, can not be fine install it, influences the user and uses.

Therefore, in order to meet the current situation, the design and production of a loudspeaker quick connection device for a shouting unmanned aerial vehicle are urgently needed to meet the requirement of practical use.

Disclosure of Invention

An object of the utility model is to provide a propaganda directed to speaker quick connecting device for unmanned aerial vehicle to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a loudspeaker quick connecting device for a shouting unmanned aerial vehicle comprises an installation frame, a fixing box, a first clamping ring and a second clamping ring, wherein the fixing box of a rectangular structure is fixed at the bottom end of the installation frame through bolts, the outer diameter of the fixing box is smaller than that of the installation frame, the first clamping ring and the second clamping ring which are oppositely arranged are arranged below the fixing box, and the first clamping ring and the second clamping ring are closed to form a circular ring structure;

the inside locating piece that is provided with two sets of symmetries of installing frame and sets up, the two sets of vertical outer walls of installing frame have welded respectively and have fixed frame corresponding with the locating piece, inside first gear and the second gear of being provided with of fixed box, a set of vertical outer wall bolt fastening of fixed box has rotating electrical machines, first clamp ring and second clamp ring one end are through a set of axis of rotation swing joint.

Preferably, the two groups of vertical inner walls of the mounting frame are provided with grooves corresponding to the positioning blocks, the two groups of vertical outer walls of the mounting frame are respectively provided with moving holes communicated with the two groups of grooves, the opposite ends of the two groups of positioning blocks are fixedly welded with movable rods,

one end of the movable rod, far away from the positioning block, sequentially penetrates through the groove, the moving hole and the through hole formed in the inner side wall of the fixed frame, one end of the movable rod, far away from the positioning block, extends to the inside of the fixed frame, and a compression spring is sleeved on the periphery of the movable rod.

Preferably, a rotating rod is arranged in the fixed box in parallel, the output end of the rotating motor is fixedly connected with one end of the rotating rod through a coupler, and the other end of the rotating rod is rotatably connected with one group of vertical inner walls of the fixed box through a bearing;

the fixed welding of first gear is in the bull stick periphery, first gear and the meshing of second gear, the fixed welding of second gear bottom has the spliced pole, the lower half of spliced pole extends to fixed box below, and spliced pole bottom and first clamp ring bolt fastening.

Preferably, the movable plate is slidably connected in sliding grooves formed in two groups of transverse inner walls of the fixed frame, a fixing bolt is arranged in a screw hole formed in the upper surface of the fixed frame in a threaded manner, and the fixed frame is fixedly connected with the movable plate through the fixing bolt.

Preferably, the ends, far away from the rotating shaft, of the first clamping ring and the second clamping ring are fixedly connected through two groups of locking bolts, and rubber pads are bonded on the inner side walls of the first clamping ring and the second clamping ring.

The utility model discloses a technological effect and advantage: according to the loudspeaker quick connecting device for the electric megaphone, the movable rod drives the positioning block to move transversely by pulling the movable rod, the positioning block is matched and connected with the positioning hole in the unmanned aerial vehicle through the flexibility of the compression spring, and meanwhile, the positioning block is ensured to be safely connected with the positioning hole through the matching connection of the fixing frame, the movable plate and the fixing bolt; the loudspeaker is quickly connected through the first clamping ring and the second clamping ring, so that a user can quickly install and detach the loudspeaker conveniently; the first gear is driven to rotate through the rotating motor, the first gear drives the connecting column and the loudspeaker between the first clamping ring and the second clamping ring to perform angle adjustment through the second gear, and the loudspeaker is suitable for being used in various environments by no one's family; this loudspeaker quick connect device for unmanned aerial vehicle shouts, simple structure, the practicality is strong.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a sectional view of the fixing box of the present invention;

fig. 3 is an enlarged view of the structure a in fig. 1 according to the present invention.

In the figure: the device comprises an installation frame 1, a fixed box 2, a first clamping ring 3, a second clamping ring 4, a fixed frame 5, a movable plate 6, a rotating motor 7, a rotating shaft 8, a rotating rod 9, a first gear 10, a second gear 11, a connecting column 12, a positioning block 13 and a compression spring 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Unless defined otherwise, all references to up, down, left, right, front, back, inner and outer directions herein are to be interpreted as referring to up, down, left, right, front, back, inner and outer directions in the drawings to which the invention is applied, and all references are hereby incorporated herein by reference.

The utility model provides a loudspeaker quick connecting device for a shouting unmanned aerial vehicle as shown in figures 1-3, which comprises an installation frame 1, a fixed box 2, a first clamping ring 3 and a second clamping ring 4, wherein the fixed box 2 with a rectangular structure is fixed at the bottom end of the installation frame 1 through bolts, the outer diameter of the fixed box 2 is smaller than that of the installation frame 1, the first clamping ring 3 and the second clamping ring 4 which are oppositely arranged are arranged below the fixed box 2, and the first clamping ring 3 and the second clamping ring 4 are closed to form a circular ring structure;

the utility model discloses a mounting frame, including installing frame 1, fixing box 2, first clamp ring 3 and second clamp ring 4, the locating piece 13 that the inside two sets of symmetries of installing frame set up, 1 two sets of vertical outer walls of installing frame weld respectively have with the corresponding fixed frame 5 of locating

piece

13, 2 inside first gears 10 and the second gear 11 of being provided with of fixed box, 2 a set of vertical outer wall bolt fastening of fixed box have rotating electrical machines 7,

first clamp ring

3 and 4 one end of second clamp ring are through a set of 8 swing joint of axis of rotation.

Specifically, grooves corresponding to the positioning blocks 13 are formed in two groups of vertical inner walls of the mounting frame 1, moving holes communicated with the two groups of grooves are formed in two groups of vertical outer walls of the mounting frame 1, moving rods are fixedly welded at opposite ends of the two groups of positioning blocks 13,

one end of the movable rod, far away from the positioning block 13, sequentially penetrates through the groove, the moving hole and the through hole formed in the inner side wall of the fixed frame 5, one end of the movable rod, far away from the positioning block 13, extends into the fixed frame 5, and a compression spring 14 is sleeved on the periphery of the movable rod.

Specifically, a rotating rod 9 is arranged in parallel inside the fixed box 2, the output end of the rotating motor 7 is fixedly connected with one end of the rotating rod 9 through a coupler, and the other end of the rotating rod 9 is rotatably connected with a group of vertical inner walls of the fixed box 2 through a bearing;

first gear 10 fixed welding is in the 9 peripheries of bull stick, first gear 10 and the meshing of second gear 11, the fixed welding in 11 bottom of second gear has spliced pole 12, the lower half of spliced pole 12 extends to fixed box 2 below, and spliced pole 12 bottom and 3 bolted fixings of first clamp ring, spliced pole 12 and fixed box 2 swing joint.

Specifically, the movable plate 6 is slidably connected in sliding grooves formed in two groups of transverse inner walls of the fixed frame 5, a fixing bolt is arranged in a screw hole formed in the upper surface of the fixed frame 5, and the fixed frame 5 is fixedly connected with the movable plate 6 through the fixing bolt.

Specifically, first clamp ring 3 and second clamp ring 4 keep away from 8 one ends of axis of rotation through two sets of locking bolt fixed connection,

first clamp ring

3 and 4 inside walls of second clamp ring all bond there is the rubber pad, avoid taking place wearing and tearing with the speaker.

The theory of operation, this call speaker quick connecting device for unmanned aerial vehicle, when using, at first insert the installing frame 1 on the locating lever on the unmanned aerial vehicle, then the pulling movable rod, the movable rod drives locating piece 13 and carries out transverse motion, elasticity through compression spring 14, make locating piece 13 and locating hole on the locating lever cooperate and be connected, in inserting the sliding tray on the fixed frame 5 with movable plate 6 after that, it is spacing to carry out the movable rod, and utilize fixing bolt to fix fixed frame 5 and movable plate 6, place the speaker between first clamp ring 3 and second clamp ring 4 after that, lock first splint 3 and second clamp ring 4 through two sets of locking bolts, accomplish the installation.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a shout speaker quick connecting device for unmanned aerial vehicle, includes installing frame (1), fixed box (2), first clamp ring (3) and second clamp ring (4), its characterized in that: a fixing box (2) of a rectangular structure is fixed at the bottom end of the mounting frame (1) through a bolt, the outer diameter of the fixing box (2) is smaller than that of the mounting frame (1), a first clamping ring (3) and a second clamping ring (4) which are oppositely arranged are arranged below the fixing box (2), and the first clamping ring (3) and the second clamping ring (4) are closed to form a circular ring structure;

locating piece (13) that installing frame (1) inside was provided with two sets of symmetries and sets up, the fixed frame (5) corresponding with locating piece (13) have been welded respectively to two sets of vertical outer walls of installing frame (1), fixed box (2) inside is provided with first gear (10) and second gear (11), a set of vertical outer wall bolt fastening of fixed box (2) has rotating electrical machines (7), a set of axis of rotation (8) swing joint is passed through to first clamp ring (3) and second clamp ring (4) one end.

2. The speaker quick-connect apparatus for a shouting unmanned aerial vehicle as claimed in claim 1, wherein: grooves corresponding to the positioning blocks (13) are formed in two groups of vertical inner walls of the mounting frame (1), moving holes communicated with the two groups of grooves are formed in two groups of vertical outer walls of the mounting frame (1) respectively, moving rods are fixedly welded at opposite ends of the two groups of positioning blocks (13),

one end of the movable rod, far away from the positioning block (13), sequentially penetrates through the groove, the moving hole and the through hole formed in the inner side wall of the fixed frame (5), one end of the movable rod, far away from the positioning block (13), extends to the inside of the fixed frame (5), and a compression spring (14) is sleeved on the periphery of the movable rod.

3. The speaker quick-connect apparatus for a shouting unmanned aerial vehicle as claimed in claim 1, wherein: a rotating rod (9) is arranged in the fixed box (2) in parallel, the output end of the rotating motor (7) is fixedly connected with one end of the rotating rod (9) through a coupler, and the other end of the rotating rod (9) is rotatably connected with a group of vertical inner walls of the fixed box (2) through a bearing;

first gear (10) fixed welding is in bull stick (9) periphery, first gear (10) and second gear (11) meshing, second gear (11) bottom fixed welding has spliced pole (12), the lower half of spliced pole (12) extends to fixed box (2) below, and spliced pole (12) bottom and first clamp ring (3) bolt fastening.

4. The speaker quick-connect apparatus for a shouting unmanned aerial vehicle as claimed in claim 1, wherein: the movable plate is characterized in that movable plates (6) are connected in sliding grooves formed in two groups of transverse inner walls of the fixing frame (5) in a sliding mode, fixing bolts are arranged in screw holes formed in the upper surface of the fixing frame (5) in a threaded mode, and the fixing frame (5) is fixedly connected with the movable plates (6) through the fixing bolts.

5. The speaker quick-connect apparatus for a shouting unmanned aerial vehicle as claimed in claim 1, wherein: one ends, far away from the rotating shaft (8), of the first clamping ring (3) and the second clamping ring (4) are fixedly connected through two groups of locking bolts, and rubber pads are bonded on the inner side walls of the first clamping ring (3) and the second clamping ring (4).