CN217240918U

CN217240918U - Bluetooth sound box with double-sound-cavity stereo field

Info

Publication number: CN217240918U
Application number: CN202220100923.4U
Authority: CN
Inventors: 卢教华; 莫延强; 卢昊斌
Original assignee: Dongguan Zikun Electronic Technology Co ltd
Current assignee: Dongguan Zikun Electronic Technology Co ltd
Priority date: 2022-01-15
Filing date: 2022-01-15
Publication date: 2022-08-19
Anticipated expiration: 2032-01-15

Abstract

The utility model discloses a bluetooth sound box with two sound cavity stereophonic fields, which belongs to the technical field of sound boxes, the fixed frame is conveniently moved out from the inner cavity of the fixed box by sliding at the bottom of the inner cavity of the fixed box through a movable plate, the sound box is taken out, then the fixed frame is rotated by utilizing a hinge, the sound box is horizontally placed, the expansion and the storage of the sound box are realized, the occupied space of the sound box is reduced, simultaneously, the sound box body can be swung through a rotating shaft, the sound radiation area of the sound box body is increased, the effect of the stereophonic fields is realized by utilizing the two sound cavities, the effect of enhancing low frequency and ultra-low frequency effects is realized, the powerful horn with small disc-diameter can send the super bass and ultra-low frequency sound effect, the structure refers to the design of a bullet type inner part, the appearance of the whole sound box is novel and beautiful, the demand of the sound box is improved, the large-area scene use is satisfied, the sound box is prevented from being fixed, the problem of the bluetooth speaker radiation area of traditional two sound chamber stereo fields is little is solved.

Description

Bluetooth sound box with double-sound-cavity stereo field

Technical Field

The utility model relates to an audio amplifier technical field specifically is a bluetooth speaker with two sound chamber stereophonic fields.

Background

A speaker refers to a device that can convert an audio signal into sound. Generally speaking, it is that the main cabinet or the bass cabinet of the sound box is provided with a power amplifier, which amplifies the audio signal and then the sound is emitted by the sound box itself, so that the sound becomes louder. The loudspeaker box is the terminal of the whole sound system, and is used for converting audio electric energy into corresponding sound energy and radiating the audio electric energy into a space. It is an extremely important component of an audio system and is responsible for the task of converting electrical signals into acoustic signals for direct listening by the human ear.

Bluetooth speaker generally uses in the open air, conveniently utilizes the music on the cell-phone of bluetooth of the mobile phone to utilize the audio amplifier to broadcast, and traditional two tone chamber bluetooth speaker is fixed, and sound passes through the speaker box and expands outward, because the position of speaker is fixed, and the scope that the sound was propagated is limited, causes the effect of audio amplifier not good, can't satisfy the demand in large tracts of land place.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bluetooth speaker with two sound chamber stereo fields conveniently carries out angle modulation to the audio amplifier, makes the sound spread wider to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a bluetooth speaker with two sound chamber stereophonic fields, includes fixed case, the bottom swing joint of fixed incasement chamber has the fly leaf, the top swing joint of fly leaf has the box, the right side at box top is fixed with fixed frame, the fixed plate in top of fixed frame, the center department of fixed plate and the box one side in opposite directions all rotates through the bearing and is connected with the rotation axis, rotation axis one side in opposite directions is fixed with the audio amplifier body, the left top of audio amplifier body and bottom all are provided with the speaker, the inner chamber of box is provided with swing mechanism, logical groove that the cooperation speaker used is seted up in the left side of fixed case.

Preferably, swing mechanism includes the motor, the motor is fixed in the right side of box inner chamber, the output shaft of motor is fixed with the screw rod, the left side of screw rod is passed through the bearing and is rotated in the left side of box inner chamber, the surperficial threaded connection of screw rod has the swivel nut, the outside of swivel nut is fixed with the movable block, the bottom of rotation axis runs through to the inner chamber of box and is fixed with the movable frame, the top of movable block is fixed with the dead lever, the top of dead lever runs through the inner chamber of movable frame and upwards extends.

Preferably, first chutes are formed in the front and the back of the bottom of the inner cavity of the fixed box, the inner cavity of each first chute is connected with a first sliding block in a sliding manner, and the top of each first sliding block penetrates through the corresponding first chute and is fixed to the bottom of the corresponding movable plate.

Preferably, the front and the back on the right side of the top of the movable plate are both fixed with hinges, and the top of each hinge is fixed on the right side of the bottom of the box body.

Preferably, a second sliding groove is formed in the opposite side of the fixing plate and the box body in an arc shape, a second sliding block is connected to an inner cavity of the second sliding groove in a sliding mode, and the opposite side of the second sliding block penetrates through the second sliding groove and is fixed to the top and the bottom of the sound box body.

Preferably, the front and the back of fixed frame inner chamber all are fixed with the fixed block, the right side of fixed frame is fixed with the spring, the right side of audio amplifier body is fixed with the limiting plate that the cooperation spring used.

Preferably, the front and the back of the top of the right side of the fixing frame are both provided with a groove, and the inner cavity of the groove is movably connected with a supporting block through a movable shaft.

Preferably, the front surface of the fixed box is provided with a vertical groove, and the vertical groove is obliquely arranged.

Preferably, a third sliding groove is formed in the bottom of the inner cavity of the box body, a third sliding block is connected to the inner cavity of the third sliding groove in a sliding mode, and the top of the third sliding block penetrates through the third sliding groove and is fixedly connected with the bottom of the movable block.

Preferably, an elastic rope is fixed to the top of the fixing plate, and one side, far away from the fixing plate, of the elastic rope penetrates through the fixing box and is fixed with the movable rod.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a fly leaf slides in the bottom of fixed incasement chamber, conveniently shifts out fixed frame from the inner chamber of fixed case, takes the audio amplifier out, then utilizes the hinge to rotate fixed frame, makes the audio amplifier level place, can swing the audio amplifier body through the rotation axis, increases the area of audio amplifier body sound radiation, satisfies the demand that large tracts of land scene used, has solved the little problem of bluetooth speaker radiation area in traditional two sound chamber stereophonic fields.

2. The utility model discloses a motor, the screw rod, the swivel nut, the movable block, the cooperation of activity frame and dead lever, it removes at the inner chamber of activity frame to conveniently utilize the movable block to remove the drive dead lever about, it swings to drive the movable frame, thereby make the audio amplifier body swing, increase the angle of audio amplifier body radiation, make sound diffusion to wider position, through the fixed block, the setting of spring and limiting plate, the convenience is injectd audio amplifier wobbling angle, avoid the speaker to rotate to the right side of fixed frame inner chamber, cause fixed frame to shelter from the speaker, sound can't be propagated away.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic cross-sectional view of the fixing box of the present invention;

FIG. 3 is a schematic sectional view of the case of the present invention;

fig. 4 is a schematic perspective view of the box body, the fixing frame and the fixing plate of the present invention;

fig. 5 is a schematic view of the three-dimensional structure of the movable frame and the fixed rod of the present invention.

The reference numbers in the figures: 1. a fixed box; 2. a movable plate; 3. a box body; 4. a fixing frame; 5. a fixing plate; 6. a rotating shaft; 7. a sound box body; 8. a speaker; 9. a swing mechanism; 91. a motor; 92. a screw; 93. a threaded sleeve; 94. a movable block; 95. a movable frame; 96. fixing the rod; 10. a first chute; 11. a first slider; 12. a second chute; 13. a second slider; 14. a fixed block; 15. a spring; 16. a limiting plate; 17. a support block; 18. a vertical slot; 19. a third chute; 20. a third slider; 21. an elastic cord; 22. a movable rod.

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.

The utility model provides a Bluetooth sound box with a double-sound-cavity stereo field as shown in figures 1-5, which comprises a fixed box 1, a movable plate 2 is movably connected at the bottom of the inner cavity of the fixed box 1, a box body 3 is movably connected at the top of the movable plate 2, a fixed frame 4 is fixed at the right side of the top of the box body 3, a fixed plate 5 is fixed at the top of the fixed frame 4, a rotating shaft 6 is rotatably connected at the center of one side of the fixed plate 5 and the box body 3 opposite to each other through a bearing, a sound box body 7 is fixed at one side of the rotating shaft 6 opposite to each other, speakers 8 are arranged at the top and the bottom of the left side of the sound box body 7, an inner cavity of the box body 3 is provided with a swing mechanism 9, a through groove matched with the speakers 8 is arranged at the left side of the fixed box 1, the movable plate 2 slides at the bottom of the inner cavity of the fixed box 1, the fixed frame 4 is convenient to move out of the inner cavity of the fixed box 1, the sound box is taken out, and then the fixed frame 4 is rotated by a hinge, make the audio amplifier level place, can swing audio amplifier body 7 through rotation axis 6, increase the area of 7 sound radiations of audio amplifier body, satisfy the demand that the large tracts of land scene was used, solved the little problem of bluetooth speaker radiation area of traditional two sound chamber stereo field.

Swing mechanism 9 includes motor 91, motor 91 is fixed in the right side of box 3 inner chamber, the output shaft of motor 91 is fixed with screw rod 92, screw rod 92's left side is passed through the bearing and is rotated in the left side of box 3 inner chamber, screw rod 92's surperficial threaded connection has swivel nut 93, swivel nut 93's the outside is fixed with movable block 94, the bottom of rotation axis 6 is run through to box 3's inner chamber and is fixed with movable frame 95, movable block 94's top is fixed with dead lever 96, the inner chamber of movable frame 95 is run through and upwards extends at the top of dead lever 96, through motor 91, screw rod 92, swivel nut 93, movable block 94, the cooperation of movable frame 95 and dead lever 96, conveniently drive rotation axis 6 and rotate, utilize rotation axis 6 to drive audio amplifier body 7 and swing, enlarge the radiating angle of speaker 8.

First spout 10 has all been seted up to the front and the back of fixed box 1 inner chamber bottom, the inner chamber sliding connection of first spout 10 has first slider 11, first spout 10 is run through and is fixed in the bottom of fly leaf 2 at the top of first slider 11, cooperation through first spout 10 and first slider 11, it is spacing to conveniently fix fly leaf 2, make things convenient for fly leaf 2 to slide in the bottom of fixed box 1 inner chamber, shift out audio amplifier body 7 from the inner chamber of fixed box 1, keep audio amplifier body 7's stability simultaneously.

The front and the back on the right side of the top of the movable plate 2 are both fixed with hinges, the top of each hinge is fixed on the right side of the bottom of the box body 3, through the cooperation of the hinges, the box body 3 and the movable plate 2 are conveniently movably connected, the movable plate 2 is utilized to move the box body 3, and meanwhile, the box body 3 can be kept stable while rotating.

Second spout 12 has been seted up to fixed plate 5 and box 3 one side arc in opposite directions, the inner chamber sliding connection of second spout 12 has second slider 13, second slider 13 one side in opposite directions runs through second spout 12 and is fixed in the top and the bottom of audio amplifier body 7, cooperation through second spout 12 and second slider 13, it is convenient to carry on spacingly to audio amplifier body 7, prevent that audio amplifier body 7 from rocking and bumping with fixed frame 4 at the inner chamber of fixed frame 4, supplementary audio amplifier carries out angle modulation simultaneously, make the audio amplifier remain stable, avoid audio amplifier body 7 to appear the trill.

The front and the back of the inner chamber of the fixed frame 4 are both fixed with fixed blocks 14, the right side of the fixed frame 4 is fixed with springs 15, the right side of the sound box body 7 is fixed with limiting plates 16 matched with the springs 15 for use, and through the matching of the fixed blocks 14, the springs 15 and the limiting plates 16, the fixed blocks 14 and the springs 15 are conveniently utilized to limit the limiting plates 16, so that the rotation angle of the sound box body 7 is prevented from being too large, and the fixed frame 4 shields the loudspeaker 8.

The front and the back at fixed frame 4 right side top all seted up the recess, and the inner chamber of recess has supporting shoe 17 through loose axle swing joint, through the cooperation of recess and supporting shoe 17, conveniently supports fixed frame 4, is convenient for keep fixed frame 4 level steady after fixed frame 4 rotates, makes things convenient for the audio amplifier normal swing.

Erect groove 18 has been seted up in the front of fixed box 1, erects groove 18 and becomes the slope form setting, through the setting of erecting groove 18, conveniently deposits collecting, prevents that the cell-phone from leaving audio amplifier body 7 too far, causes bluetooth signal not good, influences the broadcast effect of audio amplifier body 7.

Third spout 19 has been seted up to the bottom of box 3 inner chamber, the inner chamber sliding connection of third spout 19 has third slider 20, third spout 19 is run through and bottom fixed connection with movable block 94 at the top of third slider 20, cooperation through third spout 19 and third slider 20, it is spacing to carry out movable block 94, prevent that movable block 94 from rotating along with swivel nut 93, it rocks to cause dead lever 96 to take place, influence dead lever 96 and drive the wobbling frequency of movable frame 95, supplementary movable block 94 controls simultaneously.

The top of fixed plate 5 is fixed with stretch cord 21, and stretch cord 21 runs through fixed box 1 and is fixed with movable rod 22 in the one side of keeping away from fixed plate 5, through stretch cord 21 and movable rod 22's cooperation, conveniently carries on spacingly to fixed plate 5, prevents to move fixed box 1 in-process, and fly leaf 2 drives audio amplifier body 7 and shifts out from the inner chamber of fixed box 1, then box 3 takes place to rotate, causes fixed frame 4 and ground to take place fiercely striking.

In particular use, the user penetrates the movable rod 22 into the fixed box 1, then pulls the fixed frame 4 to move to the right, at the same time, the box body 3 drives the movable plate 2 to move outwards from the right side of the fixed box 1, when the fixed frame 4 is completely moved out of the fixed box 1, the box body 3 is rotated, then the box body 3 is horizontally placed under the matching of the hinge, meanwhile, the supporting block 17 supports the fixed frame 4 to keep the fixed frame 4 horizontal, then the motor 91 is turned on, then the motor 91 drives the screw 92 to rotate, simultaneously the screw 92 drives the screw sleeve 93 to rotate left and right, then the screw sleeve 93 drives the movable block 94 to move left and right, meanwhile, the movable block 94 drives the fixed rod 96 to move in the inner cavity of the movable frame 95, and then the fixed rod 96 drives the movable frame 95 to swing, meanwhile, the movable frame 95 drives the sound box body 7 to swing through the rotating shaft 6, and then the area of the loudspeaker 8 on the surface of the sound box body 7 is increased.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bluetooth speaker with two sound chamber stereophonic fields, includes fixed case (1), its characterized in that: the bottom swing joint of fixed case (1) inner chamber has fly leaf (2), the top swing joint of fly leaf (2) has box (3), the right side at box (3) top is fixed with fixed frame (4), top fixed plate (5) of fixed frame (4), the center department of one side in opposite directions of fixed plate (5) and box (3) all rotates through the bearing and is connected with rotation axis (6), rotation axis (6) one side in opposite directions is fixed with audio amplifier body (7), the left top of audio amplifier body (7) and bottom all are provided with speaker (8), the inner chamber of box (3) is provided with swing mechanism (9), logical groove that cooperation speaker (8) used is seted up in the left side of fixed case (1).

2. The bluetooth speaker with dual sound cavity stereo field according to claim 1, wherein: swing mechanism (9) are including motor (91), motor (91) are fixed in the right side of box (3) inner chamber, the output shaft of motor (91) is fixed with screw rod (92), the left side of screw rod (92) is rotated in the left side of box (3) inner chamber through the bearing, the surface threaded connection of screw rod (92) has swivel nut (93), the outside of swivel nut (93) is fixed with movable block (94), the bottom of rotation axis (6) is run through to the inner chamber of box (3) and is fixed with movable frame (95), the top of movable block (94) is fixed with dead lever (96), the inner chamber of movable frame (95) is run through at the top of dead lever (96) and upwards extends.

3. The bluetooth speaker with dual sound cavity stereo field according to claim 1, wherein: first spout (10) have all been seted up to the front and the back of fixed case (1) inner chamber bottom, the inner chamber sliding connection of first spout (10) has first slider (11), first spout (10) are run through and are fixed in the bottom of fly leaf (2) at the top of first slider (11).

4. The bluetooth speaker with dual sound cavity stereo field according to claim 1, wherein: the front and the back of the right side of the top of the movable plate (2) are both fixed with hinges, and the top of each hinge is fixed on the right side of the bottom of the box body (3).

5. The bluetooth speaker with dual sound cavity stereo field according to claim 1, wherein: second spout (12) have been seted up to fixed plate (5) and box (3) one side arc in opposite directions, the inner chamber sliding connection of second spout (12) has second slider (13), second slider (13) one side in opposite directions runs through second spout (12) and is fixed in the top and the bottom of audio amplifier body (7).

6. The bluetooth speaker with dual sound cavity stereo field according to claim 1, wherein: the front and the back of fixed frame (4) inner chamber all are fixed with fixed block (14), the right side of fixed frame (4) is fixed with spring (15), the right side of audio amplifier body (7) is fixed with limiting plate (16) that cooperation spring (15) used.

7. The bluetooth speaker with dual sound cavity stereo field according to claim 1, wherein: the front and the back of the top of the right side of the fixed frame (4) are both provided with grooves, and the inner cavities of the grooves are movably connected with supporting blocks (17) through movable shafts.

8. The bluetooth speaker with dual sound cavity stereo field according to claim 1, wherein: the front surface of the fixed box (1) is provided with a vertical groove (18), and the vertical groove (18) is arranged in an inclined manner.

9. The bluetooth speaker with dual sound cavity stereo field according to claim 1, wherein: third spout (19) have been seted up to the bottom of box (3) inner chamber, the inner chamber sliding connection of third spout (19) has third slider (20), the top of third slider (20) run through third spout (19) and with the bottom fixed connection of movable block (94).

10. The bluetooth speaker with dual sound cavity stereo field according to claim 1, wherein: an elastic rope (21) is fixed to the top of the fixing plate (5), and one side, far away from the fixing plate (5), of the elastic rope (21) penetrates through the fixing box (1) and is fixed with a movable rod (22).