CN212425023U

CN212425023U - Sound box convenient to carry and transport for long distance

Info

Publication number: CN212425023U
Application number: CN202021206549.3U
Authority: CN
Inventors: 何开勇
Original assignee: Huizhou Dier Electronics Co ltd
Current assignee: Huizhou Dier Electronics Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-01-29
Anticipated expiration: 2030-06-24

Abstract

The utility model discloses an audio amplifier convenient to long-distance transport, including box and high pitch unit, the inside sliding connection of box has the guard plate, and the guard plate inner wall is provided with the rack, the box top is provided with the knob, and the knob lower extreme runs through the box and is connected with the gear, the gear outside is connected with the inboard meshing of rack, and the gear top is provided with spacing hole, spacing downthehole portion is provided with the spacer pin, and the spacer pin setting is at the box inner wall, be provided with first compression spring between knob and the box top. This audio amplifier convenient to long-distance transport is provided with guard plate, knob and gear, and bass unit sees through opening transmission sound, when needing long-distance transport, pushes down the knob, makes the spacer pin break away from spacing hole, rotates the knob, and the knob passes through the cooperation promotion guard plate of gear and rack, shelters from the opening until the guard plate, plays the effect of the dust screen on the protection bass unit, has improved the protecting effect of audio amplifier, uses to get up more and has the practicality.

Description

Sound box convenient to carry and transport for long distance

Technical Field

The utility model relates to an audio amplifier technical field specifically is an audio amplifier convenient to long-distance transport.

Background

The sound box is a device for converting an audio signal into sound, in order to obtain a more real sound effect, a multi-channel analog reduction sound field is generally adopted, the 2.1-channel sound box is moderate in price and is widely used for meeting the daily requirement, a high-pitch unit of the existing 2.1-channel sound box is connected with a control unit through an electric wire, but the electric wire is not provided with a winding structure, redundant electric wires are exposed outside, the attractiveness is influenced, the redundant electric wires are easily wound on other devices, the use effect of the sound box is influenced, the volume of a low-pitch unit of the existing 2.1-channel sound box is larger, a dust screen on the low-pitch unit is also larger, impurities are easily collided with the dust screen during long-distance carrying and transportation, the softer dust screen is damaged, and the existing device needs to be improved aiming at the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an audio amplifier convenient to long-distance transport carries, the high pitch unit of the current 2.1 sound channel audio amplifier that provides in solving above-mentioned background art is connected with the control unit through the electric wire, but the electric wire is not provided with the rolling structure, unnecessary electric wire exposes outside, not only influence beautifully, unnecessary electric wire also twines easily on other equipment, influence the result of use of audio amplifier, the bass unit volume of current 2.1 sound channel audio amplifier is great, the dust screen on the bass unit is also great, when carrying out the long-distance transport, debris take place to collide with the dust screen easily, make the problem that softer dust screen damaged.

In order to achieve the above object, the utility model provides a following technical scheme: a sound box convenient for long-distance carrying and transportation comprises a box body and a high pitch unit, wherein a protection plate is connected inside the box body in a sliding mode, a rack is arranged on the inner wall of the protection plate, a knob is arranged on the top of the box body, the lower end of the knob penetrates through the box body to be connected with a gear, the outer side of the gear is meshed with the inner side of the rack and is connected with a limiting hole, a limiting pin is arranged inside the limiting hole and is arranged on the inner wall of the box body, a first compression spring is arranged between the knob and the top of the box body, an opening is formed in the front side of the box body, a bass unit is arranged on the upper side inside the box body, a control unit is arranged on the lower side inside the box body, rotating handles penetrate through the tops of the left side and the right side of the box body, clamping pieces are arranged on the outer sides of the rotating, and the electric slip ring stator is fixed on the inner wall of the accommodating groove, electric wires are electrically connected between the high pitch unit and the electric slip ring rotor, between the low pitch unit and the control unit and between the electric slip ring stator and the control unit, and the electric wires between the high pitch unit and the electric slip ring rotor are wound on the outer side of the take-up reel.

Preferably, the containing grooves are formed in the left side and the right side of the box body, and the high-pitch units are arranged in the containing grooves.

Preferably, the protection plate is arc-shaped, and the length dimension and the height dimension of the protection plate are both larger than the opening.

Preferably, the limiting holes are distributed in an annular array shape by taking the central line of the gear as the center, and the depth dimension of the limiting holes is smaller than the distance between the knob and the box body.

Preferably, the clamping pieces are symmetrically arranged by taking the center line of the rotating handle as the center, and one end of each clamping piece close to the rotating handle is attached to the inner wall of the rotating handle.

Preferably, the electric slip ring rotor is rotatably connected to the bottom of the electric slip ring stator, and the bottom of the electric slip ring rotor is fixed to the top of the take-up reel.

Compared with the prior art, the beneficial effects of the utility model are that: the sound box is convenient for long-distance carrying and transportation,

(1) the protection plate, the knob and the gear are arranged, the bass unit transmits sound through the opening, when long-distance transportation is needed, the knob is pressed downwards to enable the limiting pin to be separated from the limiting hole, the knob is rotated, the protection plate is pushed by the knob through the matching of the gear and the rack until the protection plate shields the opening, the effect of protecting a dust screen on the bass unit is achieved, the protection effect of the sound box is improved, and the sound box is more practical to use;

(2) be provided with and accomodate groove, rotatory handle and take-up reel, the high pitch unit is placed and is being accomodate inslot portion, and convenient long-distance transport of carrying rotates rotatory handle, and the unnecessary electric wire of rolling when making the take-up reel pivoted, second compression spring promote the tight rotatory handle of clamping piece, avoids rotatory handle to rotate at will, makes this audio amplifier use more pleasing to the eye, has also avoided the easy problem of winding on other equipment of unnecessary electric wire.

Drawings

FIG. 1 is a schematic view of the cross-sectional structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1 at B according to the present invention;

fig. 4 is a schematic top view of the cross-sectional structure of the present invention;

fig. 5 is an enlarged schematic structural diagram of the present invention at C in fig. 4.

In the figure: 1. the device comprises a box body, 2, a protective plate, 3, a rack, 4, a knob, 5, a gear, 6, a limiting hole, 7, a limiting pin, 8, a first compression spring, 9, an opening, 10, a bass unit, 11, a control unit, 12, an accommodating groove, 13, a treble unit, 14, a rotating handle, 15, a clamping piece, 16, a second compression spring, 17, an electric slip ring stator, 18, an electric slip ring rotor, 19, a take-up reel, 20 and an electric wire.

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.

Referring to fig. 1-5, the present invention provides a technical solution: a sound box convenient for long-distance carrying and transportation is disclosed, as shown in figure 1, figure 2, figure 4 and figure 5, a protection plate 2 is connected inside a box body 1 in a sliding way, a rack 3 is arranged on the inner wall of the protection plate 2, the left side and the right side of the box body 1 are provided with accommodating grooves 12, treble units 13 are arranged inside the accommodating grooves 12, the treble units 13 can be accommodated inside the accommodating grooves 12, the sound box as a whole is convenient for long-distance carrying and transportation, the protection plate 2 is arc-shaped, the length size and the height size of the protection plate 2 are both larger than those of an opening 9, the protection effect of the sound box is enhanced by the protection plate 2, a knob 4 is arranged on the top of the box body 1, the lower end of the knob 4 penetrates through the box body 1 and is connected with a gear 5, the outer side of the gear 5 is meshed and connected with the inner side of, and the degree of depth size of spacing hole 6 is less than the interval between knob 4 and the box 1, press knob 4 downwards, make spacer pin 7 break away from spacing hole 6, be convenient for rotate knob 4 and drive guard plate 2 and rotate, spacing hole 6 is inside to be provided with spacer pin 7, and spacer pin 7 sets up at 1 inner wall of box, be provided with first compression spring 8 between knob 4 and the 1 top of box, and 1 front side of box is opened and is equipped with opening 9, the inside upside of box 1 is provided with bass unit 10, and the inside downside of box 1 is provided with the control unit 11.

As shown in fig. 1 and 3, a rotating handle 14 penetrates through the top of the left and right sides of the box 1, a clamping member 15 is disposed outside the rotating handle 14, the clamping member 15 is connected to the box 1 through a second compression spring 16, the clamping member 15 is symmetrically disposed around the center line of the rotating handle 14, one end of the clamping member 15 close to the rotating handle 14 is attached to the inner wall of the rotating handle 14, the second compression spring 16 is matched with the clamping member 15 to clamp the rotating handle 14, so as to increase the friction force on the rotating handle 14 and prevent the rotating handle 14 from rotating freely, the lower end of the rotating handle 14 penetrates through the electrical slip ring stator 17 and the electrical slip ring rotor 18 to be connected to a take-up reel 19, the electrical slip ring stator 17 is fixed on the inner wall of the take-up slot 12, the electrical slip ring rotor 18 is rotatably connected to the bottom of the electrical slip ring stator 17, the bottom of the electrical slip ring rotor 18 is fixed to the, the electric slip ring rotor 18 is made to rotate along with the take-up reel 19, the high-pitch unit 13 and the electric slip ring rotor 18, the low-pitch unit 10 and the control unit 11 and the electric slip ring stator 17 and the control unit 11 are electrically connected through electric wires 20, and the electric wires 20 between the high-pitch unit 13 and the electric slip ring rotor 18 are wound on the outer side of the take-up reel 19.

The working principle is as follows: when the sound box convenient for long-distance carrying and transporting is used, firstly, the knob 4 is pressed, the knob 4 pushes the gear 5 to move downwards, the limiting pin 7 is separated from the limiting hole 6, the knob 4 is rotated, the knob 4 pushes the protection plate 2 to slide through the matching of the gear 5 and the rack 3 until the protection plate 2 shields the closed opening 9, the bass unit 10 in the box body 1 is protected, the problem that the sound box is easily damaged in long-distance carrying and transporting is avoided, the knob 4 is loosened, the first compression spring 8 pushes the knob 4 to reset, meanwhile, the limiting pin 7 is embedded into the limiting hole 6, the functions of fixing the gear 5 and the protection plate 2 are achieved, the treble unit 13 is placed in the accommodating groove 12, the rotary handle 14 is rotated, the rotary handle 14 drives the take-up reel 19 to rotate, redundant wires 20 of the take-up reel 19 are enabled to be more attractive in use, and the problem that the redundant wires 20 are easily wound on, the second compression spring 16 pushes the clamping piece 15 to be tightly attached to the rotating handle 14, so that the friction force between the rotating handle 14 and the clamping piece 15 is increased, the rotating handle 14 is prevented from rotating freely, the electric slip ring rotor 18 rotates along with the take-up reel 19, and meanwhile, the electric slip ring rotor 18 and the electric slip ring stator 17 form an electric connection, so that the high-pitch unit 13 and the control unit 11 form an electric connection, and the whole work is completed.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.

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 may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a audio amplifier convenient to long-distance portable transport, includes box (1) and high pitch unit (13), its characterized in that: the novel multifunctional garbage bin is characterized in that a protection plate (2) is connected to the inside of the bin body (1) in a sliding mode, a rack (3) is arranged on the inner wall of the protection plate (2), a knob (4) is arranged on the top of the bin body (1), the lower end of the knob (4) penetrates through the bin body (1) to be connected with a gear (5), the outer side of the gear (5) is meshed with the inner side of the rack (3) to be connected, a limiting hole (6) is formed in the top of the gear (5), a limiting pin (7) is arranged inside the limiting hole (6), the limiting pin (7) is arranged on the inner wall of the bin body (1), a first compression spring (8) is arranged between the knob (4) and the top of the bin body (1), an opening (9) is formed in the front side of the bin body (1), a bass unit (10) is arranged on the upper side inside the bin body (1), a control unit (, and the outer side of the rotating handle (14) is provided with a clamping piece (15), the clamping piece (15) is connected with the box body (1) through a second compression spring (16), the lower end of the rotating handle (14) penetrates through an electric slip ring stator (17) and an electric slip ring rotor (18) to be connected with a take-up reel (19), the electric slip ring stator (17) is fixed on the inner wall of the take-up groove (12), electric wires (20) are respectively connected between the high-pitch unit (13) and the electric slip ring rotor (18), between the low-pitch unit (10) and the control unit (11) and between the electric slip ring stator (17) and the control unit (11), and the electric wires (20) between the high-pitch unit (13) and the electric slip ring rotor (18) are wound on the outer side of the take-up reel (19).

2. The sound box of claim 1, wherein the sound box is adapted for portable transport over long distances, and wherein: the left side and the right side of the box body (1) are provided with accommodating grooves (12), and high-pitch units (13) are arranged in the accommodating grooves (12).

3. The sound box of claim 1, wherein the sound box is adapted for portable transport over long distances, and wherein: the protection plate (2) is arc-shaped, and the length dimension and the height dimension of the protection plate (2) are both larger than the opening (9).

4. The sound box of claim 1, wherein the sound box is adapted for portable transport over long distances, and wherein: the limiting holes (6) are distributed in an annular array shape by taking the central line of the gear (5) as the center, and the depth size of the limiting holes (6) is smaller than the distance between the knob (4) and the box body (1).

5. The sound box of claim 1, wherein the sound box is adapted for portable transport over long distances, and wherein: the clamping pieces (15) are symmetrically arranged by taking the center line of the rotating handle (14) as the center, and one end of each clamping piece (15) close to the rotating handle (14) is attached to the inner wall of the rotating handle (14).

6. The sound box of claim 1, wherein the sound box is adapted for portable transport over long distances, and wherein: the electric slip ring rotor (18) is rotatably connected to the bottom of the electric slip ring stator (17), and the bottom of the electric slip ring rotor (18) is fixed to the top of the take-up reel (19).