CN113766390A

CN113766390A - Portable sound equipment with vibration/noise reduction function

Info

Publication number: CN113766390A
Application number: CN202111049693.XA
Authority: CN
Inventors: 麻霓霞
Original assignee: Anhui Hengyutai Digital Technology Co ltd
Current assignee: Anhui Hengyutai Digital Technology Co ltd
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2021-12-07

Abstract

The invention discloses a portable sound equipment with shock-absorbing and noise-reducing functions, the sound equipment body is arranged in a base, the upper half part of the base is an installation cavity for installing the sound equipment body, the lower half part of the base is provided with a bottom box, a movable mechanism is glidingly connected in the fixation of the bottom box, cross-shaped slideways are distributed in the installation cavity, movable blocks are glidingly connected in the slideways and are abutted against the surfaces of cushion blocks of the slideways, connecting rods are rotatablely connected in the movable blocks, the other sides of the connecting rods are rotatablely connected with the positions, close to the middle, of the bottoms of movable plates, the movement of the movable plates in four directions can be transmitted to four movable blocks through the connecting rods, all the four movable blocks are rotatablely connected with stretching rods, the middle position of the top of the bottom box is fixedly provided with the fixed block, one sides, far away from the movable blocks, of the four stretching rods are rotatablely connected with the fixed block, when the movable blocks receive the movement transmitted by the connecting rods, the movable blocks slide in the slideways, the damping and noise reduction functions are achieved.

Description

Portable sound equipment with vibration/noise reduction function

Technical Field

The invention relates to the technical field of sound production, in particular to a portable sound with a damping and noise reduction function.

Background

The portable sound box is convenient to carry and good in sound effect, and is popular with consumers.

The invention discloses a portable sound box with a shock absorption and noise reduction function, which comprises a sound box main body, wherein reinforcing strips are arranged at four corners of the inner side of the sound box main body, a partition plate is arranged at the inner side of the sound box main body, a stepping motor is arranged at the inner bottom of the sound box main body, a driving gear is arranged at the output end of the stepping motor, sliding sleeves are arranged at four corners of the partition plate, and lifting rods matched with the sliding sleeves are arranged at the inner sides of the sliding sleeves. The invention is provided with the mounting bin, the connecting rod, the pressure plate, the hinged plate, the sliding sleeve, the L-shaped limiting rod and the spring, the sound box generates vibration in the use process, the connecting rod is adjusted in a telescopic way at the inner side of the mounting bin, the sliding sleeve is sleeved at the outer side of the L-shaped limiting rod in a lifting and sliding way, and the spring is extruded and buffered through the hinged plate and the sliding sleeve, so that the continuous buffering and noise reduction are realized, but the device can only effectively remove the vibration in the vertical direction, and has poor effect of absorbing disordered waveforms in the horizontal direction.

Disclosure of Invention

The invention aims to provide a portable sound box with the functions of shock absorption and noise reduction, which achieves the following technical effects:

1. the sound box is arranged in the shock absorption base, and a hidden movement mechanism is arranged in the base, so that the sound box is convenient to carry;

2. the base can slow down vibration on vertical and horizontal planes.

The purpose of the invention can be realized by the following technical scheme:

portable stereo set with vibration/noise reduction function, sound installs in the base, the first half of base is the installation cavity for install sound, and the latter half is provided with the under casing, sliding connection has the moving mechanism in the under casing is fixed.

As a further scheme of the invention: the installation cavity comprises a box body, a square cavity is arranged in the middle of the bottom of the box body, four sides of the box body are higher than the bottom, slide ways are arranged on the inner walls of the four sides of the bottom of the box body, the slide ways are distributed in a cross shape, cushion blocks are fixedly arranged on the periphery of the slide ways, movable blocks are connected in the slide ways in a sliding mode and are abutted to the surfaces of the cushion blocks of the slide ways, connecting rods are rotatably connected in the movable blocks, the other sides of the connecting rods are rotatably connected with the positions, close to the middle, of the bottom of a movable plate, the motion of the movable plate in four directions can be transmitted to the four movable blocks through the connecting rods, stretching rods are rotatably connected to the four movable blocks, a fixed block is fixedly arranged in the middle of the top of the bottom box, one sides, far away from the movable blocks, of the four stretching rods are rotatably connected with the fixed block, when the movable blocks receive the motion transmitted by the connecting rods, the movable block slides in the slideway, and under the constraint of the stretching rod, the movable block rapidly returns to the initial state.

As a further scheme of the invention: the movable plate is mounted at the top of the inner side of the box body and is in sliding connection with the box body.

As a further scheme of the invention: the position that four side inboards of box are close to the top rotates and is connected with the clamp plate, the spacing post of opposite side bottom fixedly connected with of clamp plate, the spring two has been cup jointed on the spacing post, the mounting groove has all been seted up on four sides of box, one side fixed mounting who keeps away from spacing post of spring two is in the mounting groove.

As a further scheme of the invention: the stretching rod comprises a first movable rod and a second movable rod, limiting grooves are formed in the first movable rod and the second movable rod, the first movable rod is slidably connected inside the second movable rod, clamping grooves are formed in the second movable rod, a buckle is fixedly arranged at the position, close to the top end, of the first movable rod, the buckle is connected in the clamping grooves, the buckle can slide in the clamping grooves, a first spring is installed between the first movable rod and the second movable rod, and the two ends of the first spring are connected in the limiting grooves.

As a further scheme of the invention: the movable mechanism includes the threaded rod, rotates between threaded rod and the under casing to be connected, threaded connection has the thread bush on the threaded rod, fixed mounting has the connecting block on the thread bush, the both sides of connecting block and the inner wall looks butt of under casing, the pulley is all installed to the both sides of connecting block, and when the thread bush moved the minimum, the pulley extended to the outside of under casing.

As a further scheme of the invention: one side of the bottom box is rotatably connected with a knob, and the knob is fixedly connected with one end of the threaded rod.

As a further scheme of the invention: one side fixed mounting that the stereo set body was kept away from to the curb plate has the joint piece, sliding connection has the pull rod in the joint piece.

The invention has the beneficial effects that:

1. when the sound body is vibrated in the horizontal and vertical directions, the vibration is transmitted to the movable plate from the bottom of the sound body, the movable plate transmits the motion in four directions to the connecting rods at the bottom of the movable plate respectively, the connecting rods push the movable blocks to slide in the slide ways, the movable blocks are quickly reset under the action of the stretching rods, the vibration of the sound body can be reduced, the sound body is installed in the installation cavity, the four pressing plates are extruded, the second springs shrink to provide reaction force for the pressing plates, the pressing plates simultaneously generate extrusion force for the sound body, the sound body is clamped, the vibration of the sound body can be reduced, the vibration on the vertical plane and the vibration on the horizontal plane can be reduced by the base, the resonance of the sound body and the base can be reduced, and the influence of the vibration on the sound effect can be relieved;

2. when needs remove the stereo set, the rotating knob for the threaded rod is rotatory, thereby drives the thread bush and moves to the outside along the threaded rod, and the side that the connecting block passes through the under casing when the thread bush moves to the outside extends to the outside, pulls out the joint piece with the pull rod again, makes whole mechanism slope, and the pulley lands, can make things convenient for the removal of stereo set.

Drawings

The invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the base structure of the present invention;

FIG. 2 is a schematic view of the connection structure of the installation cavity and the bottom case of the present invention;

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

FIG. 4 is a schematic view of the internal structure of the installation cavity of the present invention;

FIG. 5 is a schematic view of the structure of region A in the present invention;

FIG. 6 is a schematic view of the knob mounting position of the present invention;

FIG. 7 is a schematic view of the chute distribution of the present invention;

fig. 8 is a schematic view of the structure of the stretching rod of the present invention.

In the figure: 1. a sound body; 2. a base; 3. a clamping block; 4. a side plate; 5. a pull rod; 6. a mounting cavity; 601. a box body; 602. cushion blocks; 603. a stretch rod; 6031. a first movable rod; 6032. a first spring; 6033. buckling; 6034. a second movable rod; 6035. a card slot; 6036. a limiting groove; 604. pressing a plate; 605. a movable block; 606. a connecting rod; 607. a movable plate; 608. a fixed block; 609. mounting grooves; 610. a second spring; 611. a limiting column; 612. a slideway; 7. a bottom box; 8. a movable mechanism; 801. a pulley; 802. connecting blocks; 804. a threaded sleeve; 805. a threaded rod; 806. a knob.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, the portable sound equipment with vibration and noise reduction functions of the present invention includes a sound equipment body 1 installed in a base 2, an installation cavity 6 formed in the upper half portion of the base 2 for installing the sound equipment body 1, a bottom case 7 formed in the lower half portion of the base 2, and a movable mechanism 8 slidably connected to the bottom case 7.

Referring to fig. 4, the installation cavity 6 includes a box 601, a square cavity is formed in the middle of the bottom of the box 601, four sides of the box 601 are higher than the bottom, slideways 612 are formed in the inner walls of the four sides of the bottom of the box 601, the slideways 612 are distributed in a cross shape, cushion blocks 602 are fixedly installed around the slideways 612, movable blocks 605 are slidably connected in the slideways 612, the movable blocks 605 abut against the surfaces of the cushion blocks 602 of the slideways 612, a connecting rod 606 is rotatably connected in the movable blocks 605, the other side of the connecting rod 606 is rotatably connected to the position, close to the middle, of the bottom of the movable plate 607, the movement of the movable plate 607 in four directions can be transmitted to the four movable blocks 605 through the connecting rod 606, stretching rods 603 are rotatably connected to the four movable blocks 605, a fixed block 608 is fixedly installed in the middle of the top of the bottom box 7, one sides of the four stretching rods 603 away from the movable blocks 605 are rotatably connected to the fixed block 608, when the movable block 605 receives the motion transmitted by the link 606, the movable block 605 slides in the slide 612, and the movable block 605 rapidly returns to the initial state under the constraint of the stretching rod 603.

The movable plate 607 is slidably connected to the box 601 and is installed on the top of the inner side of the box 601.

Referring to fig. 5, the inner sides of the four side surfaces of the case 601 near the top are rotatably connected with a pressing plate 604, the bottom of the other side of the pressing plate 604 is fixedly connected with a limiting post 611, a second spring 610 is sleeved on the limiting post 611, mounting grooves 609 are formed in the four side surfaces of the case 601, one side of the second spring 610 far away from the limiting post 611 is fixedly mounted in the mounting groove 609, and when the sound body 1 is not mounted, the second spring 610 is in a normal state, and the pressing plate 604 is jacked up and in an inclined state; when the main body 1 is installed therein, the four pressing plates 604 are pressed, the second spring 610 contracts to provide a reaction force to the pressing plates 604, the pressing plates 604 simultaneously generate a pressing force to the main body 1 to clamp the main body 1, and rubber pads can be installed on the movable plate 607 and the pressing plates 604 to isolate a small vibration.

Please refer to fig. 8, the stretching rod 603 includes a first movable rod 6031 and a second movable rod 6034, both the first movable rod 6031 and the second movable rod 6034 are provided with a limit groove 6036, the first movable rod 6031 is slidably connected inside the second movable rod 6034, the second movable rod 6034 is provided with a clamp groove 6035, the first movable rod 6031 is fixedly provided with a clamp 6033 near the top end, the clamp 6033 is clamped in the clamp groove 6035, the clamp 6033 can slide in the clamp groove 6035, a first spring 6032 is installed between the first movable rod 6031 and the second movable rod 6034, and both ends of the first spring 6032 are clamped in the limit groove 6036.

Referring to fig. 3, the movable mechanism 8 includes a threaded rod 805, the threaded rod 805 is rotatably connected to the bottom box 7, a threaded sleeve 804 is connected to the threaded rod 805 through a thread, a connection block 802 is fixedly installed on the threaded sleeve 804, two sides of the connection block 802 are abutted to an inner wall of the bottom box 7, pulleys 801 are installed on two sides of the connection block 802, and when the threaded sleeve 804 moves to the lowest position, the pulleys 801 extend to the outer side of the bottom box 7.

Referring to fig. 6, a knob 806 is rotatably connected to one side of the bottom case 7, and the knob 806 is fixedly connected to one end of the threaded rod 805.

One side fixed mounting that the stereo set body 1 was kept away from to curb plate 4 has joint piece 3, sliding connection has pull rod 5 in the joint piece 3.

The working principle of the invention is as follows:

when the sound equipment needs to be moved, the knob 806 is rotated to enable the threaded rod 805 to rotate, so that the threaded sleeve 804 is driven to move outwards along the threaded rod 805, when the threaded sleeve 804 moves to the outermost side, the connecting block 802 extends to the outside through the side edge of the bottom box 7, then the pull rod 5 is pulled out of the clamping block 3, the whole mechanism is inclined, and the pulley 801 lands on the ground, so that the sound equipment can move conveniently;

when the sound body 1 shakes, the bottom of the sound body 1 transmits the vibration to the movable plate 607, the movable plate 607 transmits the motion in four directions to the connecting rod 606 at the bottom of the movable plate 607, the connecting rod 606 pushes the movable block 605 to slide in the slideway 612, and the movable block 605 is quickly reset under the action of the stretching rod 603, so that the vibration of the sound body 1 can be reduced;

install stereo set body 1 in installation cavity 6, four clamp plates 604 receive the extrusion, and two 610 contractions of spring provide reaction force to clamp plate 604, and clamp plate 604 produces the extrusion force to stereo set body 1 simultaneously, presss from both sides stereo set body 1 tightly, and reducible stereo set body 1 self rocks.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims

1. Portable stereo set with vibration/noise reduction function, its characterized in that, install in base (2) stereo set body (1), the first half of base (2) is installation cavity (6) for install stereo set body (1), and the latter half is provided with under casing (7), sliding connection has movable mechanism (8) in under casing (7) is fixed.

2. The portable sound equipment with the shock absorption and noise reduction functions according to claim 1, wherein the installation cavity (6) comprises a box body (601), slide ways (612) are formed in inner walls of four sides of the bottom of the box body (601), cushion blocks (602) are fixedly installed on the periphery of each slide way (612), a movable block (605) is connected in each slide way (612) in a sliding mode, a connecting rod (606) is connected in each movable block (605) in a rotating mode, the other side of each connecting rod (606) is rotatably connected with the position, close to the middle, of the bottom of each movable block (607), a stretching rod (603) is connected on each of the four movable blocks (605) in a rotating mode, a fixed block (608) is fixedly installed at the middle of the top of the bottom box (7), and one side, far away from each movable block (605), of the four stretching rods (603) is rotatably connected with the fixed block (608).

3. The portable sound equipment with vibration/noise reduction function according to claim 2, wherein the movable plate (607) is installed on the top of the inner side of the cabinet (601) and is slidably connected with the cabinet (601).

4. The portable sound equipment with vibration/noise reduction function according to claim 2, wherein a pressing plate (604) is rotatably connected to the inner side of the four side surfaces of the box body (601) at a position close to the top, a limiting column (611) is fixedly connected to the bottom of the other side of the pressing plate (604), a second spring (610) is sleeved on the limiting column (611), mounting grooves (609) are formed in the four side surfaces of the box body (601), and one side of the second spring (610) far away from the limiting column (611) is fixedly mounted in the mounting grooves (609).

5. The portable sound equipment with vibration/noise reduction function according to claim 2, wherein the stretching rod (603) comprises a first movable rod (6031) and a second movable rod (6034), each of the first movable rod (6031) and the second movable rod (6034) has a limit groove (6036), the first movable rod (6031) is slidably connected inside the second movable rod (6034), the second movable rod (6034) has a clamp groove (6035), the first movable rod (6031) is close to the top end and is fixedly provided with a buckle (6033), the buckle (6033) is clamped in the clamp groove (6035), and two ends of the first spring (6032) are clamped in the limit grooves (6036).

6. The portable sound equipment with the shock absorption and noise reduction functions as claimed in claim 1, wherein the movable mechanism (8) comprises a threaded rod (805), the threaded rod (805) is rotatably connected with the bottom box (7), a threaded sleeve (804) is in threaded connection with the threaded rod (805), a connecting block (802) is fixedly installed on the threaded sleeve (804), two sides of the connecting block (802) are abutted against the inner wall of the bottom box (7), and pulleys (801) are installed on two sides of the connecting block (802).

7. Portable audio equipment with shock and noise reduction function according to claim 6, characterized in that a knob (806) is rotatably connected to one side of the bottom case (7), and the knob (806) is fixedly connected to one end of the threaded rod (805).

8. The portable sound equipment with the vibration and noise reduction function according to claim 1, wherein a side plate (4) is installed on the top of the base (2), a clamping block (3) is fixedly installed on one side of the side plate (4) far away from the sound equipment body (1), and a pull rod (5) is connected in the clamping block (3) in a sliding manner.