CN216451492U

CN216451492U - Playback equipment for outdoor broadcasting

Info

Publication number: CN216451492U
Application number: CN202123087938.6U
Authority: CN
Inventors: 李国红
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-05-06
Anticipated expiration: 2031-12-09

Abstract

The utility model discloses a sound playing device for outdoor broadcasting, which comprises a sound playing device main body and a protective cover, wherein the protective cover is arranged on the sound playing device main body, movable bins are arranged on the surfaces of the protective covers on two sides of the sound playing device main body, a slide bar is arranged in the movable bins in a sliding mode, pull handles are arranged on the surfaces of the outer ends of the slide bar, an auxiliary block is arranged in the middle of the slide bar, a second spring is wound on the slide bar, two ends of the second spring are arranged on the surfaces of the auxiliary block and the inner wall of the movable bins, a clamping groove is formed in the surface of the sound playing device main body corresponding to the slide bar, the slide bar is arranged in the clamping groove in a sliding mode, and a movable groove is formed in the back of the sound playing device main body. Through the movable bin, the slide bar, the pull handle, the auxiliary block, the second spring and the clamping groove, the protective cover damaged by workers can be replaced in time, the working efficiency of the workers is greatly improved, and the practicability of the device is improved.

Description

Playback equipment for outdoor broadcasting

Technical Field

The utility model relates to the technical field of playback equipment for outdoor broadcasting, in particular to playback equipment for outdoor broadcasting.

Background

The horn is divided into several different musical instruments, one wind instrument, which is thin at the top and thick at the bottom and is made of copper. The other is a modern electro-acoustic element, which functions to convert electrical signals into sound, also called a loudspeaker. Can also be used for forming people for blowing and propaganda, and is often used outdoors.

When the existing sound reproduction equipment for outdoor broadcasting is used, most of protective covers are fixed on a sound reproduction equipment main body through bolts, and when the protective covers are damaged, the protective covers are difficult to detach due to different strength of each person, so that the sound reproduction equipment for outdoor broadcasting is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a playback device for outdoor broadcasting, which solves the problems in the background technology.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a playback equipment for outdoor broadcasting, includes playback equipment main part and protection casing, be provided with the protection casing in the playback equipment main part, playback equipment main part both sides protection casing is provided with the activity storehouse on the surface, it has the slide bar to slide in the activity storehouse, slide bar outer end surface is provided with the handle of drawing, slide bar intermediate position department is provided with the auxiliary block, the winding is provided with the second spring on the slide bar, and second spring both ends set up on auxiliary block surface and activity storehouse inner wall, the playback equipment main part that the slide bar corresponds has seted up the block groove on the surface, and has slided in the block groove, the playback equipment main part back is provided with movable groove.

According to a preferred technical scheme, a fixed rod is arranged in the movable groove, a first spring is wound on the fixed rod, two groups of sliding blocks slide on the fixed rod, clamping blocks are arranged on the surfaces of the outer ends of the sliding blocks, fixed blocks are arranged on the surfaces of two sides of each clamping block at the right end of each sliding block, limiting blocks are arranged on the surfaces of two sides of each clamping block at the left end of each fixed block, threaded rods are arranged on the surfaces of the fixed blocks and are in sliding connection with the limiting blocks, and rotating blocks are arranged on the threaded rods in a threaded manner.

As a preferable technical scheme of the utility model, a pull handle is arranged on the surface of one side of the sliding rod, which is far away from the movable bin, and anti-skid grains are arranged on the surface of the pull handle.

As a preferred technical scheme of the utility model, the auxiliary block is arranged in a cylindrical shape, and a cylindrical groove matched with the auxiliary block is formed in the movable bin.

As a preferable technical scheme of the utility model, one end of the second spring is welded on the surface of the auxiliary block, and the other end of the second spring is welded on the inner wall of the movable bin.

As a preferable technical scheme of the utility model, a layer of soft cushion is glued on the inner end surface of the clamping block, and the size of the soft cushion is the same as that of the clamping block.

As a preferable technical solution of the present invention, the volume of the slider is equal to the space inside the movable groove.

Compared with the prior art, the utility model can achieve the following beneficial effects:

1. through the arrangement of the movable bin, the slide rod, the pull handle, the auxiliary block, the second spring and the clamping groove, a worker can replace the damaged protective cover in time conveniently, the working efficiency of the worker is greatly improved, and the practicability of the device is improved;

2. the main body of the playback device can be fixed on objects with different shapes and sizes by the movable groove, the fixed rod, the first spring, the sliding block, the clamping block, the fixed block, the limited block, the threaded rod and the rotating block, so that the applicability of the device is improved.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic top cross-sectional view of the present invention;

FIG. 3 is a schematic side view of the present invention;

FIG. 4 is an enlarged view of A of FIG. 2 in accordance with the present invention;

FIG. 5 is an enlarged view of B of FIG. 2 in accordance with the present invention;

wherein: 1. a playback apparatus main body; 2. a protective cover; 31. a movable groove; 32. fixing the rod; 33. a first spring; 34. a slider; 35. a clamping block; 36. a fixed block; 37. a limiting block; 38. a threaded rod; 39. rotating the block; 41. a movable bin; 42. a slide bar; 43. pulling a handle; 44. an auxiliary block; 45. a second spring; 46. an engaging groove.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1-5, a playback device for outdoor broadcasting comprises a playback device body 1 and a protective cover 2, wherein the protective cover 2 is arranged on the playback device body 1, a movable bin 41 is arranged on the surface of the protective cover 2 on two sides of the playback device body 1, a slide bar 42 is arranged in the movable bin 41, a pull handle 43 is arranged on the surface of the outer end of the slide bar 42, an auxiliary block 44 is arranged in the middle of the slide bar 42, a second spring 45 is wound on the slide bar 42, two ends of the second spring 45 are arranged on the surface of the auxiliary block 44 and the inner wall of the movable bin 41, a clamping groove 46 is arranged on the surface of the playback device body 1 corresponding to the slide bar 42, the slide bar 42 is arranged in the clamping groove 46, and a movable groove 31 is arranged on the back of the playback device body 1;

when the worker needs to disassemble the protective cover 2, the pull handle 43 is firstly pulled in the direction deviating from the movable bin 41, so that the pull handle 43 drives the slide rod 42 to slide in the same direction in the movable bin 41, the slide rod 42 can drive the auxiliary block 44 to slide towards the inner wall direction of the left movable bin 41 and extrude the second spring 45 while the slide rod 42 slides, so that the second spring 45 generates elastic deformation, the slide rod 42 can slide out of the clamping groove 46 at the moment, then the protective cover 2 is taken down from the playback equipment main body 1, the damaged protective cover 2 can be conveniently replaced by the worker through the device, the working efficiency of the worker is greatly improved, and the practicability of the device is improved.

In other embodiments, a fixed rod 32 is arranged in the movable groove 31, a first spring 33 is wound on the fixed rod 32, two groups of sliding blocks 34 are slid on the fixed rod 32, clamping blocks 35 are arranged on the outer end surfaces of the sliding blocks 34, fixed blocks 36 are arranged on the surfaces of the two sides of the clamping block 35 at the right end of each sliding block 34, limiting blocks 37 are arranged on the surfaces of the two sides of the clamping block 35 at the left end of each fixed block 36, threaded rods 38 are arranged on the surfaces of the fixed blocks 36, the threaded rods 38 are slidably connected with the limiting blocks 37, and rotating blocks 39 are screwed on the threaded rods 38;

when a worker needs to mount the playback device body 1, firstly, the two groups of clamping blocks 35 are pulled in opposite directions, so that the clamping blocks 35 drive the sliding block 34 to slide on the fixed rod 32, the first spring 33 is continuously extruded to the inner wall of the movable groove 31 while the sliding block 34 slides, the first spring 33 generates elastic deformation, at the moment, an object is placed at the middle position of the two groups of clamping blocks 35, at the moment, the two groups of clamping blocks 35 are loosened, the sliding block 34 is pushed to reset and slide on the fixed rod 32 by the self elasticity of the first spring 33 under the restoring force generated by the extrusion of the sliding block 34, so that the two groups of clamping blocks 35 clamp the object, meanwhile, the threaded rod 38 on the fixed block 36 slides into the limiting block 37 along with the sliding of the clamping block 35, at the moment, the rotating block 39 on the threaded rod 38 is rotated, the rotating block 39 rotates along the surface thread of the threaded rod 38, and extrudes the outer wall of the limiting block 37, the device can fix the playback device body 1 on objects with different shapes and sizes, thereby improving the applicability of the device.

In other embodiments, a pull handle 43 is arranged on a surface of one side of the slide rod 42, which faces away from the movable bin 41, and anti-skid lines are arranged on the surface of the pull handle 43;

through this design, the staff of being convenient for pulls slide bar 42, prevents that the staff from appearing the hand smooth when using slide bar 42.

In other embodiments, the auxiliary block 44 is configured to be cylindrical, and a cylindrical groove matched with the auxiliary block 44 is formed in the movable bin 41;

through the design, the auxiliary block 44 can drive the sliding rod 42 to slide in the movable bin 41 smoothly, so that the stability that the sliding rod 42 slides into the clamping groove 46 to limit the protective cover 2 is ensured.

In other embodiments, one end of the second spring 45 is welded on the surface of the auxiliary block 44, and the other end of the second spring 45 is welded on the inner wall of the movable bin 41;

through the design, the second spring 45 can be elastically pushed by the restoring force generated by the auxiliary block 44 to push the sliding rod 42 into the clamping groove 46, so that the purpose of limiting the protective cover 2 is achieved.

In other embodiments, a layer of cushion is glued on the inner end surface of the clamping block 35, and the size of the cushion is the same as that of the clamping block 35;

by this design, it can be ensured that objects will not become loose or rotate in the clamping block 35.

In other embodiments, the volume of the slider 34 is equal to the space inside the movable groove 31;

through this design, guaranteed slider 34 fully with the movable slot 31 laminating, avoided slider 34 to appear rocking the condition emergence in the gliding in-process in movable slot 31.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A playback apparatus for outdoor broadcasting, comprising a playback apparatus main body (1) and a shield (2), characterized in that: the sound reproduction device is characterized in that a protective cover (2) is arranged on the sound reproduction device body (1), movable bins (41) are arranged on the surfaces of the protective covers (2) on the two sides of the sound reproduction device body (1), slide rods (42) are arranged in the movable bins (41) in a sliding mode, pull handles (43) are arranged on the surfaces of the outer ends of the slide rods (42), auxiliary blocks (44) are arranged in the middle positions of the slide rods (42), second springs (45) are wound on the slide rods (42), the two ends of each second spring (45) are arranged on the surfaces of the auxiliary blocks (44) and the inner walls of the movable bins (41), clamping grooves (46) are formed in the surfaces of the sound reproduction device body (1) corresponding to the slide rods (42), the slide rods (42) are arranged in the clamping grooves (46), and movable grooves (31) are arranged on the back surface of the sound reproduction device body (1).

2. The playback apparatus for outdoor broadcasting as claimed in claim 1, wherein: be provided with dead lever (32) in activity groove (31), the winding is provided with first spring (33) on dead lever (32), it has two sets of sliders (34) to slide on dead lever (32), slider (34) outer end surface is provided with grip block (35), grip block (35) both sides surface of slider (34) right-hand member is provided with fixed block (36), grip block (35) both sides surface of fixed block (36) left end is provided with stopper (37), fixed block (36) surface is provided with threaded rod (38), and threaded rod (38) and stopper (37) sliding connection, threaded rod (38) are gone up the screw thread and are rotated and are had commentaries on classics piece (39).

3. The playback apparatus for outdoor broadcasting as claimed in claim 1, wherein: the surface of one side of the sliding rod (42) departing from the movable bin (41) is provided with a pull handle (43), and the surface of the pull handle (43) is provided with anti-skid lines.

4. The playback apparatus for outdoor broadcasting as claimed in claim 1, wherein: the auxiliary block (44) is arranged to be cylindrical, and a cylindrical groove matched with the auxiliary block (44) is formed in the movable bin (41).

5. The playback apparatus for outdoor broadcasting as claimed in claim 1, wherein: one end of the second spring (45) is welded on the surface of the auxiliary block (44), and the other end of the second spring (45) is welded on the inner wall of the movable bin (41).

6. The playback apparatus for outdoor broadcasting as claimed in claim 2, wherein: the inner end surface of the clamping block (35) is glued with a layer of cushion, and the size of the cushion is the same as that of the clamping block (35).

7. The playback apparatus for outdoor broadcasting as claimed in claim 2, wherein: the volume of the sliding block (34) is equal to the space in the movable groove (31).