CN210444454U

CN210444454U - Movable outdoor sound box

Info

Publication number: CN210444454U
Application number: CN201922291840.9U
Authority: CN
Inventors: 古慧君
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-05-01
Anticipated expiration: 2029-12-18

Abstract

The utility model discloses a portable outdoor audio amplifier relates to audio amplifier technical field. The utility model comprises a bottom plate and a sound box body, wherein the sound box body is arranged on the bottom plate, and the bottom of the bottom plate is provided with a pulley; the movable outdoor sound box also comprises a protective shell for placing the sound box body; the bottom of the protective shell is provided with a first sleeve rod, and the middle part of the first sleeve rod is provided with a sleeve hole; a second loop bar matched with the loop hole is arranged on the upper surface of the bottom plate; the second sleeve rod is arranged in the sleeve hole in a sliding manner; the first sleeve rod and the second sleeve rod are elastically connected through a buffer spring; be equipped with the mounting panel in the protective housing, the both sides of mounting panel are connected with the lateral wall of protective housing, are equipped with soft buffer layer at the hookup location of mounting panel and protective housing, and the audio amplifier body sets up on the mounting panel. The utility model discloses can effectively reduce the vibration that the audio amplifier body received, alleviate the audio amplifier along with the live time increase and the phenomenon that tone quality descends, protect the tone quality of audio amplifier, prolong the life of audio amplifier.

Description

Movable outdoor sound box

Technical Field

The utility model relates to an audio amplifier technical field, concretely relates to portable outdoor audio amplifier.

Background

The loudspeaker box is used as a common sound playing device and is commonly used in occasions such as singing performance and the like. When carrying out outdoor performance, generally need use portable outdoor audio amplifier, this kind of audio amplifier comprises audio amplifier body and a trailer group usually, and the audio amplifier body sets up on the trailer, can pull the audio amplifier body through the trailer and remove to the performance place, can make things convenient for the removal of audio amplifier.

Most of the prior art outdoor sound boxes are simply fixed on a trailer. Such a structure has the following drawbacks: at the in-process that drags the trailer and remove, because the roughness on road surface, the more violent vibration can take place for the trailer, and this vibration can transmit the audio amplifier body on, makes the audio amplifier body also vibrate thereupon. The components inside the sound box body, especially the components such as a loudspeaker, are sensitive to vibration. Frequent vibration can cause the internal elements of the sound box body to be damaged to a certain extent, resulting in noise of sound played outside the sound box, and great influence on the tone quality of the sound box. The problem that the tone quality is greatly reduced along with the increase of the service time often occurs to the outdoor loudspeaker box in the prior art is caused. In addition, the vibration may affect other elements inside the sound box body, thereby shortening the service life of the sound box.

In conclusion, the outdoor sound box in the prior art has the problems of poor vibration resistance, damage to sound quality and short service life.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art, the utility model aims to provide a movable outdoor loudspeaker box. The utility model discloses a buffer spring and buffer layer are the buffering processing between to audio amplifier body and the bottom plate, can effectively reduce the vibration that the audio amplifier body received, alleviate the audio amplifier along with live time increase and the phenomenon that tone quality descends, protect the tone quality of audio amplifier, prolong the life of audio amplifier.

The utility model discloses a movable outdoor sound box, which comprises a bottom plate and a sound box body, wherein the sound box body is arranged on the bottom plate, and a pulley is arranged at the bottom of the bottom plate; the movable outdoor sound box also comprises a protective shell for placing the sound box body; the bottom of the protective shell is provided with a first sleeve rod, and the middle part of the first sleeve rod is provided with a sleeve hole; a second loop bar matched with the loop hole is arranged on the upper surface of the bottom plate; the second sleeve rod is arranged in the sleeve hole in a sliding mode; the first sleeve rod and the second sleeve rod are elastically connected through a buffer spring;

be equipped with the mounting panel in the protective housing, the both sides of mounting panel with the lateral wall of protective housing is connected the mounting panel with the hookup location of protective housing is equipped with soft buffer layer, the audio amplifier body sets up on the mounting panel.

Preferably, the buffer spring is sleeved outside the second sleeve rod, one end of the buffer spring is connected with the bottom of the first sleeve rod, and the other end of the buffer spring is connected with the bottom plate.

Preferably, the buffer spring is arranged in the sleeving hole, one end of the buffer spring is connected with the top of the sleeving hole, and the other end of the buffer spring is connected with the top of the second sleeve rod.

Preferably, two sides of the mounting plate are provided with connecting parts which are in a transverse T shape, two side walls of the protective shell are respectively provided with opposite connecting grooves, and the connecting grooves are matched with the connecting parts; the connecting portion is disposed within the connecting groove.

Preferably, the buffer layer is disposed on an outer surface of the connection part, and the buffer layer is made of a silicone rubber or a rubber material.

Preferably, the middle part of the mounting plate is provided with a mounting groove matched with the sound box body, the sound box body is arranged in the mounting groove, and the depth of the mounting groove is 3-5 cm.

Preferably, a foam material is filled between the side wall of the mounting groove and the side wall of the sound box body.

Preferably, the front surface of the protective shell is provided with an opening and closing door, and the back surface of the protective shell is provided with a plurality of wire holes.

Preferably, portable outdoor audio amplifier still includes oblique handle, the lower extreme of oblique handle with the tip of bottom plate is connected, the upper end of oblique handle is equipped with the handle.

Preferably, the pulley is externally sleeved with a rubber sleeve.

A portable outdoor audio amplifier, its advantage lies in, the utility model discloses set up the protective housing on the bottom plate, set up the audio amplifier body in the protective housing, accessible protective housing protection audio amplifier body prevents that the audio amplifier body from removing the in-process bump. Set up the buffer structure that first loop bar, second loop bar and buffer spring constitute between protective housing and bottom plate, when the bottom plate took place to vibrate, the vibration of most vertical direction of accessible buffer spring buffering. In addition, the sound box body is arranged on the mounting plate, and the buffer layer is arranged between the mounting plate and the protective shell, so that vibration is further buffered and absorbed.

The utility model discloses a buffer spring and buffer layer's structure can effectively cushion the vibration that removes in-process audio amplifier body and receive, makes the vibration that transmits the audio amplifier body reduce greatly, reduces the vibration to the influence of audio amplifier body, and effectual protection audio amplifier body and its internal element alleviate the phenomenon that audio amplifier body increases and tone quality descends along with the live time, prolong the life of audio amplifier, make the audio amplifier more durable.

Drawings

Fig. 1 is a schematic structural view of a portable outdoor sound box according to the present invention;

fig. 2 is a schematic structural view of the movable outdoor sound box of the present invention after the diagonal handle is removed;

FIG. 3 is an exploded view of FIG. 2;

FIG. 4 is a front view of FIG. 2;

fig. 5 is a schematic structural view of the protective case of the present invention;

fig. 6 is a schematic structural diagram of the mounting plate of the present invention;

fig. 7 is a schematic structural view of embodiment 1 of the installation mode of the buffer spring according to the present invention;

fig. 8 is a schematic structural view of embodiment 2 of the installation mode of the buffer spring according to the present invention.

Description of reference numerals: 1-bottom plate, 11-second loop bar, 12-pulley, 2-sound box body, 3-protective shell, 31-first loop bar, 32-connecting groove, 4-buffer spring, 5-mounting plate, 51-connecting part, 52-mounting groove and 6-inclined handle.

Detailed Description

As shown in fig. 1-4, a portable outdoor sound box, including bottom plate 1 that the ferroalloy made, bottom plate 1 is square board, and the bottom of bottom plate 1 is provided with pulley 12. A protective shell 3 is arranged on the bottom plate 1. Referring to fig. 5, the protective casing 3 is a cuboid, and the size of the protective casing 3 depends on the size of the speaker body 2, and the size of the protective casing 3 is larger than the size of the speaker body 2. The protective shell 3 is internally provided with a cavity for accommodating the sound box body 2. The front of protective housing 3 is open structure, and loudspeaker box body 2 is placing in protective housing 3 back, and its sound face is towards the opening, makes loudspeaker box body 2's sound normally spread.

All be equipped with first loop bar 31 in four corners departments of the bottom surface of protective housing 3, first loop bar 31 is cylindrical pole, is equipped with the cup joint hole at its middle part, and the cup joint hole upwards extends from the bottom surface of first loop bar 31, and the bottom surface of protective housing 3 is equipped with four cup joint holes altogether. The upper surface of the bottom plate 1 is provided with second sleeve rods 11 corresponding to and matched with the sleeve holes, and the upper surface of the bottom plate 1 is provided with four second sleeve rods 11 corresponding to the sleeve holes one to one. The rod diameter of the second loop bar 11 is slightly smaller than the aperture of the sleeve hole, so that the second loop bar 11 can slide relative to the first loop bar 31 after being inserted into the sleeve hole. A buffer spring 4 is arranged between the first loop bar 31 and the second loop bar 11, and the first loop bar 31 and the second loop bar 11 are elastically connected through the buffer spring 4.

When the base plate 1 is moved by the pulleys 12, the base plate 1 vibrates due to the roughness of the ground, and the vibration is mainly vertical up and down. When the bottom plate 1 vibrates up and down, the first telescopic rod 31 and the second telescopic rod 11 have a movement tendency of sliding relatively. And because the first loop bar 31 and the second loop bar 11 are elastically connected through the buffer spring 4, the movement trend of the relative sliding between the first loop bar 31 and the second loop bar 11 can be counteracted through the elasticity of the buffer spring 4, the relative movement amplitude between the first loop bar 31 and the second loop bar 11 is reduced, and further, the movement amplitude of the protective shell 3 relative to the bottom plate 1 is reduced, and the buffer and vibration reduction effects are achieved.

Be equipped with mounting panel 5 in protective housing 3, the both sides of mounting panel 5 are connected with the both sides wall of protective housing 3, and the middle part is unsettled. The sound box body 2 is arranged in the middle of the mounting plate 5. A soft buffer layer is arranged at the connecting position between the mounting plate 5 and the protective shell 3. Most of the vibration is absorbed and cancelled by the buffering action of the buffer spring 4, but a slight vibration is transmitted to the protective case 3. Therefore, a soft buffer layer is provided at the connection position between the mounting plate 5 and the protective casing 3 to absorb the vibration by the material property of the buffer layer, thereby further reducing the vibration. So that most of vibration is offset by buffering, and the vibration borne by the sound box body 2 is greatly reduced.

The utility model discloses set up protective housing 3 on bottom plate 1, set up audio amplifier body 2 in protective housing 3, accessible protective housing 3 protects audio amplifier body 2, prevents that audio amplifier body 2 from removing the in-process and bumping. The buffer structure formed by the first loop bar 31, the second loop bar 11 and the buffer spring 4 is arranged between the protective shell 3 and the bottom plate 1, and when the bottom plate 1 vibrates, the buffer structure can buffer most of vibration in the vertical direction through the buffer spring 4. In addition, the sound box body 2 is arranged on the mounting plate 5, and a buffer layer is arranged between the mounting plate 5 and the protective shell 3, so that vibration is further buffered and absorbed.

The utility model discloses a buffer spring 4 and buffer layer's structure can effectively cushion the vibration that removes in-process audio amplifier body 2 and receive, makes the vibration that transmits audio amplifier body 2 reduce greatly, reduces the vibration to audio amplifier body 2's influence, and effectual protection audio amplifier body 2 and internal element alleviate audio amplifier body 2 along with the life increase and the phenomenon that tone quality descends, prolong the life of audio amplifier, make the audio amplifier more durable.

The damper spring 4 is disposed between the first lever 31 and the second lever 11 to be elastically connected to each other, and the mounting structure of the damper spring 4 has at least the following two embodiments.

Example 1

Referring to fig. 7, the buffer spring 4 is sleeved outside the lower portion of the second sleeve rod 11, one end of the buffer spring 4 is connected to the bottom of the first sleeve rod 31, and the other end is connected to the bottom plate 1. Above-mentioned structure, when first loop bar 31 moves down, can compress buffer spring 4, in the in-process of compressing buffer spring 4, receives buffer spring 4's elasticity effect, and the motion trend of first loop bar 31 can slow down to this plays the effect of buffering damping. When the first loop bar 31 moves upwards, the buffer spring 4 is stretched, and the buffer spring 4 can also reduce the movement trend of the first loop bar 31 by means of the elasticity of the buffer spring 4, so that the buffer and vibration reduction effects are achieved.

Example 2

Referring to fig. 8, the buffer spring 4 is disposed in the socket hole, specifically, at the upper portion of the socket hole. One end of the buffer spring 4 is connected with the top of the sleeve hole, and the other end of the buffer spring is connected with the top of the second sleeve rod 11. With the above structure, the buffer spring 4 connects the first loop bar 31 and the second loop bar 11, and based on the principle of embodiment 1, the buffer spring 4 can also play a role in buffering and damping vibration through its own elasticity, and will not be described herein again.

The above-mentioned embodiment 1 and embodiment 2 provide two mounting manners of the buffer spring 4, both can provide effective buffering and vibration damping effects, and are convenient to mount, stable in structure and capable of being selectively arranged according to actual conditions.

Referring to fig. 6, the mounting plate 5 is provided with connecting portions 51 at both sides thereof, the connecting portions 51 are in a transverse T shape, and both sides of the mounting plate 5 are in a symmetrical structure along a central axis of the mounting plate 5. Referring to fig. 5, two sidewalls of the protective shell 3 extend relatively to form a strip-shaped protrusion, a connection groove 32 is transversely arranged on the protrusion, and the connection groove 32 is adapted to the connection portion 51, and extends from the front surface to the back surface of the protective shell 3. The coupling portion 51 is disposed within the coupling groove 32. The structure of the connecting portion 51 and the connecting groove 32 has the effect of stable connection, so that the sound box body 2 is stable in arrangement.

The buffer layer sets up on the surface of connecting portion 51, and the buffer layer is specifically for silica gel or rubber materials make, pastes on the surface of connecting portion 51 through fixed glue. When the connecting portion 51 is disposed in the connecting groove 32, the buffer layer is disposed between the connecting portion 51 and the connecting groove 32, so that the connecting portion and the connecting groove are more stably connected, and the buffer layer can play a role in buffering and absorbing vibration, thereby further enhancing the buffering and vibration-damping effect of the protective shell 3.

Referring to fig. 6, the middle of the mounting plate 5 is provided with a mounting groove 52 adapted to the sound box body 2, the sound box body 2 is sunk into the mounting groove 52 when being set, and the depth of the mounting groove 52 is 3-5 cm. The mounting groove 52 of the above structure, after the speaker body 2 is disposed in the mounting groove 52, the wall of the mounting groove 52 can circumferentially limit the speaker body 2, so that the speaker body 2 can be more stably mounted.

Foam material is filled between the side wall of the mounting groove 52 and the side wall of the cabinet body 2. The foam material can prevent the sound box body 2 from colliding with the side wall of the mounting groove 52 when shaking, and plays a role in protecting the sound box body 2.

Be equipped with the switch door at the positive opening part of protective housing 3, the hinge is passed through to one side of switch door and is installed on protective housing 3, can close the switch door like this at the in-process of removing the audio amplifier, strengthens protective action of protective housing 3. When the loudspeaker box is used, the switch door can be opened, so that the loudspeaker box can be normally used. Be equipped with a plurality of wire holes at the back of protecting sheathing 3, the wire hole is used for supplying connecting wires such as signal line, charging wire to wear out, makes things convenient for audio amplifier body 2 to be connected with other equipment and uses.

The embodiment is also provided with an inclined handle 6 connected with the bottom plate 1, and the lower end of the inclined handle 6 is welded with the end part of the bottom plate 1. A handle is arranged at the upper end of the inclined handle 6. The inclined handle 6 and the handle can facilitate the user to pull the bottom plate 1.

The outside cover of pulley 12 is equipped with the gum cover, and the gum cover can alleviate the vibration between road surface and the pulley 12, further strengthens the utility model discloses a damping effect.

In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse explanation, these directional terms do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present application.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures, and it is to be understood that spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both orientations of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.

Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes are intended to fall within the scope of the claims.

Claims

1. A movable outdoor sound box comprises a bottom plate and a sound box body, wherein the sound box body is arranged on the bottom plate, and pulleys are arranged at the bottom of the bottom plate; the movable outdoor sound box is characterized by further comprising a protective shell for placing the sound box body; the bottom of the protective shell is provided with a first sleeve rod, and the middle part of the first sleeve rod is provided with a sleeve hole; a second loop bar matched with the loop hole is arranged on the upper surface of the bottom plate; the second sleeve rod is arranged in the sleeve hole in a sliding mode; the first sleeve rod and the second sleeve rod are elastically connected through a buffer spring;

2. The portable outdoor loudspeaker of claim 1, wherein the buffer spring is sleeved outside the second sleeve rod, one end of the buffer spring is connected to the bottom of the first sleeve rod, and the other end of the buffer spring is connected to the bottom plate.

3. The portable outdoor speaker of claim 1, wherein the buffer spring is disposed in the socket hole, and one end of the buffer spring is connected to a top of the socket hole and the other end of the buffer spring is connected to a top of the second loop bar.

4. The portable outdoor sound box according to claim 1, wherein the mounting plate is provided with connecting portions at two sides thereof, the connecting portions are in a transverse "T" shape, two side walls of the protective casing are respectively provided with opposite connecting grooves, and the connecting grooves are matched with the connecting portions; the connecting portion is disposed within the connecting groove.

5. The portable outdoor sound box according to claim 4, wherein the buffer layer is provided on an outer surface of the connection part, and the buffer layer is made of a silicone rubber or a rubber material.

6. The mobile outdoor loudspeaker box of claim 1 or 5, wherein the middle part of the mounting plate is provided with a mounting groove adapted to the loudspeaker box body, the loudspeaker box body is arranged in the mounting groove, and the depth of the mounting groove is 3-5 cm.

7. The portable outdoor sound box according to claim 6, wherein a foam material is filled between the side wall of the mounting groove and the side wall of the sound box body.

8. The portable outdoor sound box according to claim 1, wherein the front surface of the protective case is provided with a switch door, and the back surface of the protective case is provided with a plurality of wire holes.

9. The portable outdoor sound box according to claim 1, further comprising an inclined handle, wherein a lower end of the inclined handle is connected to an end of the bottom plate, and an upper end of the inclined handle is provided with a handle.

10. The portable outdoor sound box according to claim 1, wherein the pulley is externally sleeved with a rubber sleeve.