CN210868067U - Portable sound box - Google Patents

Abstract

The utility model relates to an audio amplifier field, concretely relates to portable audio amplifier. The sound box comprises a box body, a telescopic pull rod and wheels. A horn component is arranged in the box body; the box body is made of wood materials; one side of the box body is provided with a telescopic pull rod, and the other side of the box body is provided with a front end cover matched with the box body; the front end cover is provided with a sound amplifying through hole; the wheels are arranged on one side of the bottom of the box body close to the telescopic pull rod; the wheels are detachably connected with the box body; the wheel comprises a shell and a roller. The shell of the wheel is tightly clamped with the clearance groove on the bottom surface of the sound box body, and the wheel is fixedly connected with the sound box body through a bolt. The utility model provides a detachable wheel that audio amplifier had can make wheelset structure more compact, effectively reduces the box focus when being convenient for change the maintenance, reduces the box because of jolting, the probability that factors such as collide with turned on one's side.

Description

Portable sound box

Technical Field

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

Background

Along with the improvement of living standard of people and the growth of the old people, activities, events and square dances are carried out in various places, and the sound box which is convenient to move, easy to operate and light and small is received by people's hot rod. However, most of the wheel sets of the existing sound box are fixed on the box body, and the maintenance is very difficult; in addition, the existing loudspeaker box with the detachable wheel set is mainly provided with universal wheels, so that the gravity center of the loudspeaker box is too high, and the loudspeaker box is easy to turn on one side when pulled and placed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve at least one of the technical problem that exists among the prior art.

Therefore, an object of the present invention is to provide a sound box with detachable wheels.

In order to achieve the above object, an embodiment of the present invention provides a sound box, wherein the technical scheme is: the sound box comprises a box body, a telescopic pull rod and wheels.

The horn component is arranged in the box body and is placed in the through hole formed in the box body;

the box body is made of wood, resonance and box sound can be greatly reduced by adopting the wood, and pure tone quality is ensured;

one side of the box body is provided with a telescopic pull rod, and the other side of the box body is provided with a front end cover matched with the box body;

the front end cover is provided with a sound amplifying through hole;

the wheels are arranged on one side of the bottom of the box body close to the telescopic pull rod;

the wheels are detachably connected with the box body;

the wheel comprises a shell and a roller, and the roller is fixed in the shell and can rotate freely.

Preferably, the wheels are connected with the box body through bolts.

Preferably, the housing of the wheel is made of plastic.

Preferably, the front end cover is detachably connected with the box body.

More preferably, the telescopic pull rod is made of aluminum materials. The aluminum material has lighter weight and can not rust under the condition of meeting the same use requirement.

The utility model provides a detachable wheel that audio amplifier had can make wheelset structure more compact, effectively reduces the box focus when being convenient for change the maintenance, reduces the box because of jolting, the probability that factors such as collide with turned on one's side.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a back schematic view of the sound box of the present invention.

Figure 2 is the utility model discloses an appearance structure sketch map of dismantling the wheel.

Figure 3 is a side schematic view of the detachable wheel of the present invention.

Figure 4 is a top view of the detachable wheel of the present invention.

Wherein, the corresponding relation between the reference numbers and the names in fig. 1 to 4 is as follows:

1 casing, 2 gyro wheels, 3 screw holes, 4 boxes, 5 scalable pull rods, 6 wheels.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

An embodiment of the utility model provides a sound box, its structure chart is shown in fig. 4. The sound box comprises a box body 4, a telescopic pull rod 5 and wheels 6. A horn component is arranged in the box body 4, the horn component adopts a high-frequency horn and a low-frequency horn, the high-frequency horn is arranged at the upper part of the box body, and the low-frequency horn is arranged at the lower part of the box body; the box body 4 is internally provided with sound absorption materials and baffle plates in the box body, so that the sound signals with certain wavelength in a low-frequency band are enhanced while noise is inhibited; the box body 4 is made of wood materials, so that sound distortion can be reduced by a sealed cavity formed by matching the box body 4 with the loudspeaker component.

One side of the box body 4 far away from the sound diffusing panel is provided with a telescopic pull rod 5; the telescopic part of the telescopic pull rod 5 is two sections, when the compression is completed, the telescopic pull rod 5 is completely recovered in the box body 4, and the pull rod handle is flush with the end surface of the box body 4; the telescopic control key is arranged on the upper end surface of the pull rod handle. One side of the sound diffusing panel of the box body 4 is provided with a front end cover matched with the box body 4; the front end cover is provided with a sound amplifying through hole and a dustproof mesh enclosure, and is mainly used for protecting the horn assembly from dust, liquid drops, impact and the like. A pair of wheels 6 is arranged at one side of the bottom of the box body 4 close to the telescopic pull rod 5, a pair of supporting seats is arranged at the other side of the bottom of the box body 4, and the wheels 6 are detachably connected with the box body 4; the wheel 6 comprises a housing 1 and a roller 2, and the roller 2 is fixed in the housing 1 and can rotate freely. When the sound box 1 is erected on the ground, the rollers 2 are suspended in the casing 1 and away from the ground, and at the moment, the casing 1 serves as a support seat, so that the box 4 is prevented from sliding. Two clearance grooves are formed in the bottom of the box body 4, so that the shell 1 can be clamped in the clearance grooves.

Preferably, the wheels 6 are screwed to the housing 4. Such as screws. The turn-out edges of the housing 1 shown in fig. 2 are provided with threaded holes 3 for the purpose of screw connection.

Preferably, the housing 1 of the wheel 6 is made of plastic.

Preferably, the front end cover is detachably connected with the box body 4.

Preferably, the telescopic pull rod 5 is made of aluminum material.

To sum up, the utility model provides a detachable wheel that audio amplifier had can make wheelset structure more compact, effectively reduces the box focus when being convenient for change the maintenance, reduces the box because of jolting, the probability of turning on one's side of factors such as colliding with.

Claims (5)

1. A portable sound box comprises a box body (4), a telescopic pull rod (5) and wheels (6); it is characterized in that the preparation method is characterized in that,

a horn component and a sound-absorbing material are arranged in the box body (4);

the box body (4) is made of wood materials;

one side of the box body (4) is provided with a telescopic pull rod (5), and the other side of the box body is provided with a front end cover matched with the box body;

the front end cover is provided with a sound amplifying through hole and a dustproof mesh enclosure;

the wheels (6) are arranged on one side of the bottom of the box body close to the telescopic pull rod (5);

the wheels (6) are detachably connected with the box body (4);

the wheel (6) comprises a shell (1) and a roller (2), and the roller (2) is fixed in the shell (1) and can rotate freely.

2. A portable sound box according to claim 1, wherein the wheels (6) are screwed to the box (4).

3. A portable sound box according to claim 1, wherein the housing (1) of the wheel (6) is of a plastic material.

4. A portable sound box according to claim 1, wherein the front cover is detachably connected to the box (4).

5. A portable sound box according to claim 1, wherein the retractable pull rod (5) is of aluminium material.

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