CN210899576U - Sound box with external protection box body - Google Patents

Abstract

The utility model provides an audio amplifier with external protection box, including bearer frame and audio amplifier main part, the bearer frame bottom left and right sides all is provided with the auto-lock gyro wheel, the interior terminal surface of movable plate is connected with the bearer frame through compression spring, and the outer terminal surface of movable plate has the baffle through first bolt fastening, the inboard at the bearer frame is placed to the audio amplifier main part, and the preceding terminal surface of audio amplifier main part has through the second bolt fastening and separate the net, the upside that separates the net is provided with volume knob, and volume knob fixes in the audio amplifier main part, both sides are provided with limiting plate and wire wrapping rod respectively around the audio amplifier main part, and limiting plate and wire wrapping rod fix respectively in the front and back both sides of bearer frame. This audio amplifier with outside protection box, when the left and right sides of bearer frame received the striking, movable plate and baffle can move about under compression spring's effect to play the effect of protection to bearer frame and audio amplifier main part, prevent that the bearer frame from directly bearing the impact and damaging.

Description

Sound box with external protection box body

Technical Field

The utility model relates to a sound box technical field refers in particular to a sound box with outside protection box.

Background

The sound box is a terminal of the whole sound system, which is used for converting audio frequency electric energy into corresponding sound energy and radiating the sound energy to the space, is an extremely important component of the sound system and is responsible for converting an electric signal into an acoustic signal for direct listening by ears of people.

Present audio amplifier removes more difficultly, and generally directly puts in required place, fragile when the audio amplifier receives external force striking, easily influences the normal use of audio amplifier when piling up too much dust on the audio amplifier separating the net simultaneously, consequently uses convenient inadequately, to above-mentioned problem, needs improve current equipment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a audio amplifier with outside protection box to current audio amplifier that proposes in solving above-mentioned background art removes more difficultly, and generally directly puts in required place, fragile when the audio amplifier receives external force striking, on the audio amplifier simultaneously separate the net easily influence the problem of the normal use of audio amplifier when piling up too much dust.

In order to realize the purpose, the utility model discloses a technical scheme as follows: the utility model provides an audio amplifier with external protection box, includes bearing frame and audio amplifier main part, the bearing frame bottom left and right sides all is provided with the auto-lock gyro wheel, and the bearing frame about both ends face all seted up flutedly, is provided with the movable plate in the recess simultaneously, the interior terminal surface of movable plate is connected with the bearing frame through compression spring, and the outer terminal surface of movable plate has the baffle through first bolt fastening, the audio amplifier main part is placed in the inboard of bearing frame, and the preceding terminal surface of audio amplifier main part has through the second bolt fastening and separates the net, the upside that separates the net is provided with volume knob, and volume knob fixes in the audio amplifier main part, both sides are provided with limiting plate and wire winding rod respectively around the audio amplifier main part, and limiting plate and wire winding rod fix respectively in the front and back both.

Preferably, the moving plate and the bearing frame form an extension structure through compression springs, the compression springs are uniformly distributed in the grooves, and the grooves are symmetrically arranged.

Preferably, the baffle is screwed to the moving plate by a first bolt.

Preferably, the bottom of the sound box main body is fixed with a clamping block, the clamping block is clamped and connected in the clamping groove, and the clamping groove is formed in the inner bottom of the bearing frame.

Preferably, the separation net is connected to the sound box main body through a second bolt in a threaded manner, and the top of the sound box main body is rotatably connected with a carrying handle.

Preferably, the upper side of the sound box main body is provided with a top cover, and the top cover is connected to the top of the bearing frame in a clamping manner.

Compared with the prior art, the beneficial effects of the utility model are that: the sound box with the external protection box body,

(1) the bearing frame has a protection effect on the sound box main body, the limiting plate and the winding rod have a limiting effect on the sound box main body, and the bearing frame can move under the action of the self-locking roller, so that the sound box main body is driven to move to a required place, and the movement operation of the sound box main body is more labor-saving and convenient;

(2) when the left side and the right side of the bearing frame are impacted, the movable plate and the baffle plate can move left and right under the action of the compression spring, so that the bearing frame and the main box body are protected, and the bearing frame is prevented from being damaged due to direct impact force;

(3) the separation net can play the effect of keeping apart to the dust, and the unnecessary coil can the coiling on the audio amplifier main part on the wire winding pole, convenient storage, when the audio amplifier main part breaks down, can hold the carrying handle after taking off the top cap and upwards take up the audio amplifier main part to it is more convenient to make the operation of taking, with this convenient maintenance.

Drawings

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

FIG. 2 is a schematic view of the front view of the present invention;

fig. 3 is a rear view structure diagram of the present invention;

fig. 4 is a schematic top view of the present invention.

In the figure: 1. the loudspeaker box comprises a bearing frame, 2, a self-locking roller, 3, a groove, 4, a moving plate, 5, a compression spring, 6, a baffle, 7, a first bolt, 8, a loudspeaker box main body, 9, a clamping block, 10, a clamping groove, 11, a separation net, 12, a second bolt, 13, a volume adjusting knob, 14, a carrying handle, 15, a top cover, 16, a limiting plate, 17 and a winding rod.

Detailed Description

The technical solution of the present invention will be described below with reference to the accompanying drawings and examples.

As shown in fig. 1 to 4, the utility model discloses a loudspeaker box with external protection box, the 1 bottom left and right sides of bearing frame all is provided with auto-lock gyro wheel 2, and bearing frame 1 about both ends face all seted up recess 3, be provided with movable plate 4 in the recess 3 simultaneously, the interior terminal surface of movable plate 4 is connected with bearing frame 1 through compression spring 5, and the outer terminal surface of movable plate 4 is fixed with baffle 6 through first bolt 7, loudspeaker box main part 8 is placed in the inboard of bearing frame 1, and loudspeaker box main part 8's preceding terminal surface is fixed with spacer net 11 through second bolt 12, spacer net 11's upside is provided with volume adjustment knob 13, and volume adjustment knob 13 fixes on loudspeaker box main part 8, loudspeaker box main part 8's front and back both sides are provided with limiting plate 16 and wire winding rod 17 respectively, and limiting plate 16 and wire winding rod 17 fix respectively in bearing frame 1 front and back both sides.

Specifically, the movable plate 4 forms a telescopic structure with the bearing frame 1 through the compression springs 5, the compression springs 5 are evenly distributed in the grooves 3, the grooves 3 are symmetrically arranged, when the baffle 6 is impacted by external force, the movable plate 4 and the baffle 6 can move left and right under the action of the compression springs 5, and therefore the impact force is buffered, and the purpose of protecting the bearing frame 1 and the voice box main body 8 is achieved.

Specifically, the baffle 6 is connected to the moving plate 4 through the first bolt 7 in a threaded mode, and the baffle 6 can be detached by taking down the first bolt 7, so that the replacement is convenient.

Specifically, the bottom of audio amplifier main part 8 is fixed with fixture block 9, and the block 9 block is connected in draw-in groove 10, and draw-in groove 10 is seted up at the interior bottom of bearing frame 1 simultaneously, and the block 9 block plays spacing fixed effect to audio amplifier main part 8 when fixing in draw-in groove 10 to this improves audio amplifier main part 8's stability.

Specifically, separate net 11 and pass through second bolt 12 threaded connection on audio amplifier main part 8, and audio amplifier main part 8's top is rotated and is connected with carrying handle 14, separates net 11 and can play the effect of keeping apart the dust, prevents that the dust from directly entering into audio amplifier main part 8's inside and influencing audio amplifier main part 8's normal use, takes off second bolt 12 and can dismantle the net 11 that separates, conveniently clears away the dust on it.

Specifically, the upper side of the sound box main body 8 is provided with a top cover 15, the top cover 15 is clamped and connected to the top of the bearing frame 1, and the top cover 15 plays a role in isolation protection for the sound box main body 8.

The working principle is as follows: when the sound box with the external protection box body is used, firstly, the bearing frame 1 and the sound box main body 8 are moved to a required place together through the self-locking roller 2 and are connected to an external power supply, the bearing frame 1 plays a role in supporting and protecting the sound box main body 8, redundant coils on the sound box main body 8 can be wound on the winding rod 17 in the process of connecting the external power supply, the sound volume can be adjusted by manually rotating the sound volume adjusting knob 13 after the sound box main body 8 is started, when the baffle 6 is impacted by external force, the movable plate 4 and the baffle 6 move left and right together under the action of the compression spring 5, so that the bearing frame 1 and the sound box main body 8 are protected, in the working process of the sound box main body 8, the separation net 11 can play a role in separating dust, after the working is finished, the second bolt 12 can be taken down to detach the separation net 11 for cleaning, when the sound box main body 8 breaks down, the whole work is completed by taking down the top cover 15, holding the carrying handle 14 and lifting up the sound box main body 8, so as to facilitate taking out the sound box main body 8 from the bearing frame 1 and maintenance, and the content which is not described in detail in the present specification belongs to the prior art which is well known to those skilled in the art.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, only for convenience of description and simplification of description, but not for indicating or implying 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 is to 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 meaning 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 considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims (6)

1. The utility model provides a audio amplifier with outside protection box, includes bearing frame (1) and audio amplifier main part (8), its characterized in that: the loudspeaker box is characterized in that self-locking rollers (2) are arranged on the left side and the right side of the bottom of the bearing frame (1), grooves (3) are formed in the left end face and the right end face of the bearing frame (1), a moving plate (4) is arranged in each groove (3), the inner end face of the moving plate (4) is connected with the bearing frame (1) through a compression spring (5), a baffle (6) is fixed on the outer end face of the moving plate (4) through a first bolt (7), the loudspeaker box body (8) is placed on the inner side of the bearing frame (1), a separation net (11) is fixed on the front end face of the loudspeaker box body (8) through a second bolt (12), a volume adjusting knob (13) is arranged on the upper side of the separation net (11), the volume adjusting knob (13) is fixed on the loudspeaker box body (8), a limiting plate (16) and a winding rod (17) are arranged on the, and the limiting plate (16) and the winding rod (17) are respectively fixed at the front side and the rear side of the bearing frame (1).

2. An acoustic enclosure having an external protective enclosure according to claim 1, wherein: the movable plate (4) and the bearing frame (1) form a telescopic structure through the compression springs (5), the compression springs (5) are uniformly distributed in the grooves (3), and the grooves (3) are symmetrically arranged.

3. An acoustic enclosure having an external protective enclosure according to claim 1, wherein: the baffle (6) is in threaded connection with the moving plate (4) through a first bolt (7).

4. An acoustic enclosure having an external protective enclosure according to claim 1, wherein: the bottom of the sound box main body (8) is fixed with a clamping block (9), the clamping block (9) is connected in a clamping groove (10) in a clamping mode, and meanwhile the clamping groove (10) is formed in the inner bottom of the bearing frame (1).

5. An acoustic enclosure having an external protective enclosure according to claim 1, wherein: the separation net (11) is connected to the sound box main body (8) through a second bolt (12) in a threaded mode, and a lifting handle (14) is rotatably connected to the top of the sound box main body (8).

6. An acoustic enclosure having an external protective enclosure according to claim 1, wherein: the upper side of the sound box main body (8) is provided with a top cover (15), and the top cover (15) is connected to the top of the bearing frame (1) in a clamping mode.

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