Sound box convenient to move

Abstract

The utility model provides a sound device convenient to move, which relates to the technical field of sound devices and comprises an L-shaped mounting plate, a protective shell is fixedly mounted on one side of the L-shaped mounting plate, a pull rod device is arranged at the top of one side of the L-shaped mounting plate, and fixed pulleys are mounted on two sides of one side of the L-shaped mounting plate through movable shafts. A movable groove is formed in the center of the surface of the L-shaped mounting plate, a movable pulley is movably arranged on one side of the movable groove, the surfaces of the two fixed pulleys are wound and sleeved with a steel wire rope, and a lifting assembly is arranged on the other side of the L-shaped mounting plate. The telescopic pipe is pulled to be matched with the self-locking universal wheels at the bottom of the L-shaped mounting plate to drag the device to move integrally, labor is saved, the hand-cranking device is rotated, the steel wire rope is wound on the hand-cranking device, and the steel wire rope is fixed by the two fixed pulleys to lift the movable pulley upwards, so that the device is convenient to move. The movable pulley drives the lifting plate to lift the sound equipment body through the connecting shaft, so that the playing effect is improved.

Description

Technical Field

[0001] This utility model relates to the field of audio technology, and in particular to a portable audio system. Background Technology

[0002] Audio systems specifically refer to a combination of electrical devices that produce sound. The history of audio technology development can be divided into four stages: vacuum tubes, transistors, integrated circuits, and field-effect transistors.

[0003] However, in the current technology, most commonly used audio equipment is fixedly placed on a flat surface or fixedly suspended. When it needs to be moved to other locations, it often needs to be lifted and moved, which is quite laborious. In order to improve the sound playback effect, it is necessary to use other objects to raise the speakers. Utility Model Content

[0004] The purpose of this invention is to solve the problems existing in the prior art.

[0005] To achieve the above objectives, the present invention adopts the following technical solution: a portable speaker, comprising: an L-shaped mounting plate, a protective shell fixedly mounted on one side of the L-shaped mounting plate, a pull rod device provided on the top of one side of the L-shaped mounting plate, fixed pulleys mounted on both sides of one side of the L-shaped mounting plate via movable shafts, a movable groove formed in the center of the surface of the L-shaped mounting plate, limit grooves formed on both sides of the surface of the L-shaped mounting plate, a hand crank fixedly mounted on one side of the L-shaped mounting plate, a movable pulley movable on one side of the movable groove, steel wire ropes wound around the surfaces of the two fixed pulleys, a lifting assembly provided on the other side of the L-shaped mounting plate, a speaker body mounted on the surface of the lifting assembly, and self-locking casters mounted at all four ends of the bottom of the L-shaped mounting plate.

[0006] Furthermore, an opening is provided on one side of the protective shell.

[0007] Furthermore, the pull rod device includes two fixed square tubes and one telescopic tube. One side of each of the two fixed square tubes is fixedly installed at both ends of one side of the L-shaped mounting plate. Limiting holes are opened through both ends of one side of each of the fixed square tubes. Limiting sleeves are fixedly installed on one side inside both ends of the telescopic tube. Supporting tubes are movably embedded inside the two limiting sleeves. Springs are fixedly installed on one side inside the two supporting tubes. One end of each of the two springs is fixedly installed on one side inside the two telescopic tubes. The surfaces of the two supporting tubes movably penetrate the surfaces of one side of the two telescopic tubes.

[0008] Furthermore, a connecting shaft is mounted on one side of the movable pulley via a bearing, and the surface of the connecting shaft is movably embedded inside the movable groove.

[0009] Further, the surface of one end of the steel wire rope is wound and connected in the interior of the hand shaker, and the surface of the steel wire rope is wound in the surface of the two fixed pulleys and the movable pulley.

[0010] Further, the lifting assembly comprises a mounting plate, one side of the mounting plate is fixedly provided with a lifting plate, the top of the lifting plate is fixedly provided with a connecting plate, one end of the connecting plate is fixedly provided with a connecting rod, one end of the connecting rod is fixedly connected to the other end of the steel wire rope, the connecting plate is fixedly sleeved on the surface of the connecting shaft, both ends of the mounting plate are fixedly provided with limiting rods, the surfaces of the two limiting rods are movably penetrated into the interiors of the two limiting grooves, and one end of each limiting rod is fixedly connected to a limiting plate.

[0011] Further, the bottom of the sound body is fixedly installed on the top of the mounting plate.

[0012] Compared with the prior art, the utility model has the advantages and positive effects that:

[0013] 1. The utility model discloses a sound body, which comprises a sound body, a mounting plate, a lifting plate, a connecting plate, a connecting rod, a steel wire rope, a connecting shaft, a limiting rod and a limiting plate.

[0014] 2. The utility model discloses a sound body, which comprises a sound body, a mounting plate, a lifting plate, a connecting plate, a connecting rod, a steel wire rope, a connecting shaft, a limiting rod and a limiting plate. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 A main body schematic diagram of the utility model provides a sound body convenient to move;

[0016] Figure 2 A side view of the utility model provides a sound body convenient to move;

[0017] Figure 3 An interior structure diagram of the protective shell of the utility model provides a sound body convenient to move;

[0018] Figure 4 A lifting assembly structure schematic diagram of the utility model provides a sound body convenient to move;

[0019] Figure 5 A pull rod device section structure schematic diagram of the utility model provides a sound body convenient to move;

[0020] Figure 6The utility model provides a kind of sound of being convenient for moving Figure 5 Enlarged view at A in the figure.

[0021] Legend:

[0022] 1, L-shaped mounting plate;101, movable slot;102, limiting slot;103, hand shaker;2, protective shell;201, movable mouth;3, pull rod device;301, fixed square tube;302, telescopic tube;303, limiting hole;304, limiting sleeve;305, support tube;306, spring;4, fixed pulley;5, moving pulley;501, connecting shaft;6, steel wire rope;7, lifting assembly;701, mounting plate;702, lifting plate;703, connecting plate;704, connecting rod;705, limiting rod;706, limiting plate;8, sound body;9, self-locking universal wheel. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] Please refer to Figures 1-6 The utility model provides a technical scheme: a kind of sound of being convenient for moving, comprising: L-shaped mounting plate 1, protective shell 2 is fixedly installed on the side of L-shaped mounting plate 1, pull rod device 3 is arranged on the top of the side of L-shaped mounting plate 1, fixed pulley 4 is installed on the two sides of the side of L-shaped mounting plate 1 by movable shaft, movable slot 101 is set in the center of the surface of L-shaped mounting plate 1, limiting slot 102 is set in the two sides of the surface of L-shaped mounting plate 1, hand shaker 103 is fixedly installed on the side of L-shaped mounting plate 1, moving pulley 5 is movably arranged on the side of movable slot 101, steel wire rope 6 is wound around the surface of two fixed pulleys 4, lifting assembly 7 is arranged on the other side of L-shaped mounting plate 1, sound body 8 is installed on the surface of lifting assembly 7, self-locking universal wheel 9 is installed on the four ends of the bottom of L-shaped mounting plate 1.

[0025] Specifically: L-shaped mounting plate 1 plays the role of supporting installation each component, protective shell 2 plays the role of protection shielding, pull rod device 3 cooperates with self-locking universal wheel 9 to facilitate moving L-shaped mounting plate 1, hand shaker 103 cooperates with fixed pulley 4, moving pulley 5, steel wire rope 6 to lift lifting assembly 7.

[0026] In one embodiment, movable mouth 201 is formed on the side of protective shell 2.

[0027] Specifically, as Figure 3As shown, the movable port 201 facilitates the movement of the steel wire rope 6.

[0028] In one embodiment, the pull rod device 3 comprises two fixed square tubes 301 and a telescopic tube 302, one side of the two fixed square tubes 301 is fixedly installed at both ends of one side of the L-shaped mounting plate 1, limit holes 303 are opened through both ends of one side of each fixed square tube 301, limit sleeve pipes 304 are fixedly installed on one side of the inside of both ends of the telescopic tube 302, support pipes 305 are movably embedded in the inside of both limit sleeve pipes 304, springs 306 are fixedly installed on one side of the inside of both support pipes 305, one end of each spring 306 is fixedly installed on one side of the inside of both telescopic tubes 302, and the surface of each support pipe 305 movably penetrates the surface of one side of each telescopic tube 302.

[0029] Specifically, as shown in the figure, Figures 5-6 the limit hole 303 limits the telescopic tube 302 in cooperation with the support pipe 305, the limit sleeve pipe 304 is sleeved on the surface of the support pipe 305, and the limit ring is limited therebetween, and the spring 306 drives the support pipe 305 to be clamped into the limit hole 303.

[0030] In one embodiment, one side of the movable pulley 5 is provided with a connecting shaft 501 through a bearing, and the surface of the connecting shaft 501 is movably embedded in the inside of the movable groove 101.

[0031] Specifically, as shown in the figure, Figure 4 the movable pulley 5 forms a pulley block in cooperation with the two fixed pulleys 4, which can save the effort of lifting the lifting assembly 7.

[0032] In one embodiment, the surface of one end of the steel wire rope 6 is wound and connected in the inside of the hand crank 103, and the surface of the steel wire rope 6 is inserted and wound on the surface of the two fixed pulleys 4 and the movable pulley 5.

[0033] Specifically, as shown in the figure, Figure 3 one end of the steel wire rope 6 is fixedly connected to the connecting rod 704, which plays a role of lifting, the steel wire rope 6 is sequentially wound and sleeved on the surface of one of the fixed pulleys 4, the movable pulley 5 and the other fixed pulley 4, and the other end is wound and installed in the hand crank 103, by rotating the hand crank 103, the steel wire rope 6 is wound on the surface of the two fixed pulleys 4, the movable pulley 5 is lifted to drive the connecting rod 704 to lift the lifting plate 702, the hand crank 103 is a common device in the prior art, which has a self-locking function and is commonly used in hand-cranked clothes drying racks.

[0034] In an embodiment, the lifting assembly 7 comprises a mounting plate 701, one side of the mounting plate 701 is fixedly provided with a lifting plate 702, the top of the lifting plate 702 is fixedly provided with a connecting plate 703, one end of the connecting plate 703 is fixedly provided with a connecting rod 704, one end of the connecting rod 704 is fixedly connected to the other end of the steel wire rope 6, one side of the connecting plate 703 is fixedly sleeved on the surface of the connecting shaft 501, both ends of the mounting plate 701 are fixedly provided with a limiting rod 705, the surfaces of the two limiting rods 705 are movably penetrated into the interiors of the two limiting grooves 102, and one end of each of the two limiting rods 705 is fixedly connected to a limiting plate 706.

[0035] Specifically, as shown in the figure, Figure 4 The mounting plate 701 serves to mount and fix the sound body 8, the lifting plate 702 is connected and supported, the connecting plate 703 and the connecting rod 704 are connected to the steel wire rope 6, the connecting shaft 501 is mounted in the lifting plate 702 and connected to the moving pulley 5 through a bearing at one end, the moving pulley 5 is rotated and lifted under the drive of the steel wire rope 6, the lifting plate 702 is driven synchronously through the connecting shaft 501, the two limiting rods 705 are movably embedded in the two limiting grooves 102, and the limiting plate 706 serves to limit.

[0036] In an embodiment, the bottom of the sound body 8 is fixedly mounted on the top of the mounting plate 701.

[0037] Specifically, as shown in the figure, Figure 2 The sound body 8 is a device commonly known in the prior art, and its internal structure is not described in detail, and is mounted on the mounting plate 701 for convenient movement and lifting.

[0038] Working principle: when the device is moved, the supporting tubes 305 on both sides are pressed first, then the telescopic tube 302 is lifted upward, so that the supporting tubes 305 are embedded in the limiting holes 303 on the upper side, the device is dragged as a whole by pulling the telescopic tube 302 in cooperation with the self-locking universal wheels 9 at the bottom of the L-shaped mounting plate 1, thereby saving effort; after the position is fixed, when the sound body 8 needs to be lifted, the hand crank 103 is rotated, the hand crank 103 winds and rolls the steel wire rope 6, the steel wire rope 6 is lifted upward under the fixation of the two fixed pulleys 4, the moving pulley 5 is lifted upward, the lifting plate 702 is driven upward through the connecting shaft 501, thereby driving the mounting plate 701 to drive the sound body 8 to be lifted, and the playing effect is improved.

[0039] The above are only the preferred embodiments of the present application, and are not intended to limit the present application in other forms, and any skilled person in the art can change or modify the above disclosed technology content to equivalent embodiments with equivalent changes applied to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present application without departing from the technical scheme of the present application still fall within the protection scope of the present application.

Claims

1. A portable sound system, characterized by, Include: L-shaped mounting plate (1), one side of the L-shaped mounting plate (1) is fixedly installed with a protective shell (2), the top of one side of the L-shaped mounting plate (1) is provided with a pull rod device (3), both sides of one side of the L-shaped mounting plate (1) are both installed with a fixed pulley (4) through a movable shaft, the surface of the L-shaped mounting plate (1) is provided with a movable groove (101) in the center, both sides of the surface of the L-shaped mounting plate (1) are provided with a limiting groove (102), one side of the L-shaped mounting plate (1) is fixedly installed with a hand rocker (103), one side of the movable groove (101) is movably provided with a moving pulley (5), the surface of the two fixed pulleys (4) is wound with a steel wire rope (6), the other side of the L-shaped mounting plate (1) is provided with a lifting assembly (7), the surface of the lifting assembly (7) is installed with a sound body (8), the four ends of the bottom of the L-shaped mounting plate (1) are all installed with a self-locking universal wheel (9).

2. The portable sound system of claim 1, wherein: One side of the protective shell (2) is provided with a movable opening (201).

3. The portable sound system of claim 1, wherein: The pull rod device (3) includes two fixed square tubes (301) and an expansion tube (302), one side of each of the two fixed square tubes (301) is fixedly installed at both ends of one side of the L-shaped mounting plate (1), limiting holes (303) are through provided at both ends of each of the fixed square tubes (301), limiting sleeve pipes (304) are fixedly installed on one side of the inner part of both ends of the expansion tube (302), support pipes (305) are movably embedded in the inner part of each of the two limiting sleeve pipes (304), springs (306) are fixedly installed on one side of the inner part of each of the two support pipes (305), one end of each of the two springs (306) is fixedly installed on one side of the inner part of each of the two expansion tubes (302), and the surfaces of the two support pipes (305) are movably penetrated through the surfaces of the two expansion tubes (302).

4. The portable sound system of claim 1, wherein: One side of the moving pulley (5) is installed with a connecting shaft (501) through a bearing, and the surface of the connecting shaft (501) is movably embedded in the inner part of the movable groove (101).

5. The portable sound system of claim 1, wherein: The surface of one end of the steel wire rope (6) is wound and connected in the inner part of the hand rocker (103), and the surface of the steel wire rope (6) is inserted and wound on the surfaces of the two fixed pulleys (4) and the moving pulley (5).

6. The portable sound system of claim 1, wherein: The lifting assembly (7) includes a mounting plate (701), one side of the mounting plate (701) is fixedly installed with a lifting plate (702), the top of the lifting plate (702) is fixedly installed with a connecting plate (703), one end of the connecting plate (703) is fixedly installed with a connecting rod (704), one end of the connecting rod (704) is fixedly connected with the other end of the steel wire rope (6), one side of the connecting plate (703) is fixedly sleeved on the surface of the connecting shaft (501), both ends of one side of the mounting plate (701) are fixedly installed with limiting rods (705), the surfaces of the two limiting rods (705) are movably penetrated in the inner part of the two limiting grooves (102), and one end of each of the two limiting rods (705) is fixedly connected with a limiting plate (706).

7. The portable sound system of claim 1, wherein: The bottom of the sound body (8) is fixedly installed on the top of the mounting plate (701).

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