Sound box with three loudspeakers for playing stereo music

Abstract

The invention relates to the field of sound boxes, in particular to a sound box with three loudspeakers playing stereophonic music, which comprises a sound box, a concave convex frame is arranged behind the sound box, an adjusting part is arranged at the front end of the concave convex frame in a sliding manner, the adjusting part is connected with the sound box, a bridge-shaped push frame is connected to the adjusting part, and the bridge-shaped push frame is connected with the sound box. Limiting groove frames are fixedly installed at the two ends of the concave convex frame, the opening directions of the two limiting groove frames are opposite, the size of the inner space of each limiting groove frame is matched with that of a decoration frame on a corridor supporting column, and two bent hanging frames are symmetrically and fixedly installed at the corner of the upper end of the concave convex frame. Two bearing lock frames are symmetrically and elastically installed at the upper end of the concave convex frame and located between the two bent hanging frames. According to the invention, the installation efficiency is improved, the corridor pillar is prevented from being damaged, the loudspeaker box is also prevented from falling off after installation, the installation of different heights and different orientations can be adapted, and the use requirements are met.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of sound boxes, in particular to a sound box for playing stereo music by three-way loudspeakers. BACKGROUND

[0002] Three-way loudspeakers generally refer to three-way systems containing high-frequency units, mid-frequency units and bass units. When three-way loudspeakers play stereo music, their core advantage is to improve sound quality through division of labor and cooperation, and better restore the spatial sense and detail level of stereo sound. Therefore, in order to improve sound quality and achieve the purpose of immersive sound playback, sound boxes are mostly equipped with three-way loudspeakers for playing.

[0003] Among them, in some park corridors, sound boxes are usually installed on the columns to play light music or park information, etc., to improve the interest. However, in the actual installation process, since there is no corresponding sound box support on the corridor column, the support needs to be fixed on the corridor column by punching a hole first, and then the sound box can be installed, which is quite cumbersome, resulting in low installation efficiency and damaging the integrity of the corridor column. SUMMARY

[0004] The purpose of the present application is to solve the shortcomings in the background art, and a sound box for playing stereo music by three-way loudspeakers is proposed.

[0005] To achieve the above purpose, the technical scheme adopted by the present application is as follows: a sound box for playing stereo music by three-way loudspeakers, comprising a sound box, a concave convex bracket is arranged at the rear of the sound box, an adjusting piece is slidably arranged at the front end of the concave convex bracket, the adjusting piece is connected with the sound box, a bridge-shaped push bracket is connected with the adjusting piece, limit slot brackets are fixedly installed at both ends of the concave convex bracket, the openings of the two limit slot brackets face opposite directions, the internal space size of the limit slot bracket is matched with the decorative bracket on the corridor column, two curved hanging brackets are symmetrically fixedly installed at the upper corners of the concave convex bracket, two bearing lock brackets are symmetrically and elastically installed at the upper end of the concave convex bracket, the two bearing lock brackets are located between the two curved hanging brackets, fixed slot brackets are fixedly installed at the rear ends of the two bearing lock brackets, the openings of the two fixed slot brackets face each other, the internal space size of the fixed slot bracket is matched with the reinforcing bracket on the corridor column, protruding lock grooves are formed in the inner sides of the bridge-shaped push bracket, and the protruding parts of the side surfaces of the bearing lock bracket are clamped in the protruding lock grooves.

[0006] Preferably, the lower end surface of the bridge-shaped push bracket is provided with a first inclined push surface, and the opposite corners of the front parts of the two bearing lock brackets are provided with second inclined push surfaces.

[0007] Preferably, the two opposite surfaces of the bearing lock frame are fixedly installed with guide rods, the outer surfaces of the two guide rods are slidingly installed with a guide shell, the guide shell is connected with the concave convex frame, the opposite ends of the two guide rods are coaxially embedded with top caps, and the top caps are slidingly installed in the inner portion of the guide shell.

[0008] Preferably, the two top caps are fixedly installed with a top spring in a contracted state, the lower end of the guide shell extends a shell frame, the end of the shell frame is fixed with the concave convex frame, and the outer surface of the guide rod symmetrically extends two limiting convex edges, and the guide shell is slidingly installed on the outer surface of the limiting convex edges.

[0009] Preferably, the adjusting member comprises a shell installed slidingly on the front end of the concave convex frame, the middle portion of the bridge-shaped push frame is fixed with the upper edge of the rear end of the shell, the inner portion of the shell is slidingly installed with an adjusting edge frame, the adjusting edge frame penetrates out from the lower end of the shell, and the lower end of the adjusting edge frame extends a bending load frame, and the adjusting edge frame is integrally formed with the bending load frame.

[0010] Preferably, the upper end of the shell is rotatably installed with an adjusting threaded rod, the adjusting threaded rod penetrates into the inner portion of the shell, the adjusting edge frame is screwed on the outer surface of the adjusting threaded rod, the middle portion of the rear end of the sound box extends a box lug, the end of the bending load frame extends into the inner portion of the box lug, the end of the bending load frame is rotatably installed with a connecting shaft, and the box lug is embedded on the outer surface of the connecting shaft.

[0011] Preferably, the inner upper end of the bending load frame is slidingly installed with a cap rod, the lower end of the cap rod coaxially extends a pressing cap, the upper end of the connecting shaft coaxially extends a fixed cap, the pressing cap is pressed on the fixed cap, the outer surface of the cap rod is embedded with a pressing plate, the upper end of the bending load frame is rotatably installed with a fixed stud, the fixed stud penetrates into the inner portion of the bending load frame, the end of the pressing plate is screwed on the outer surface of the fixed stud, and the lower end of the pressing cap is installed with a rubber pad.

[0012] Preferably, the rear lower end of the shell extends a T-shaped guide block, the front end surface of the concave convex frame is provided with a T-shaped sliding groove, and the rear end of the T-shaped guide block is slidingly installed in the inner portion of the T-shaped sliding groove.

[0013] Compared with the prior art, the present application has the following beneficial effects:

[0014] 1, the sound box is directly placed on the corridor pillar, at this time the notch on the bent hanger is clamped in the upper corner of the corridor pillar, the concave convex bracket is attached to the front end of the corridor pillar, and the limiting groove frame is clamped on the decorative frame, then the sound box is loosened, so that the bridge-shaped push frame is driven to move downward by the weight of the sound box, at this time the first inclined push surface on the bridge-shaped push frame and the second inclined push surface on the bearing lock frame abut, so as to generate a pushing force on the bearing lock frame, so that the fixed groove frame on the bearing lock frame is laterally displaced to be clamped on the reinforcing frame on the corridor pillar, so that the sound box is fixed on the corridor pillar under the clamping action, the process does not need to be punched to fix the support, effectively saving time, improving installation efficiency, and avoiding damage to the corridor pillar, and when the bearing lock frame is laterally displaced, the compression spring will be deformed, after the bridge-shaped push frame moves downward and the inner top is pressed on the upper end of the bearing lock frame, the deformed compression spring will push the two bearing lock frames to move in opposite directions, so that the side protruding part of the bearing lock frame is inserted into the protruding lock groove on the bridge-shaped push frame to limit the fixed groove frame, the bent hanger and the limiting groove frame to always remain clamped to avoid the sound box falling after installation.

[0015] 2, by rotating the adjusting screw rod, the adjusting rib frame rotating on the adjusting screw rod can be driven to slide downward in the frame shell, thereby driving the sound box to move downward to adjust the installation height of the sound box, and the fixing screw is rotated to drive the compression plate rotating on the fixing screw to move upward, at this time the cap rod slides on the bent load frame to drive the compression cap to move upward and separate from the fixed cap, then the sound box can be pushed to rotate around the connecting shaft to adjust the installation orientation of the sound box to adapt to different heights and different orientations for installation and meet the use needs. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structure diagram of the sound box of the three-way loudspeaker playing stereo music of the application;

[0017] Figure 2 It is a concave convex bracket diagram of the sound box of the three-way loudspeaker playing stereo music of the application;

[0018] Figure 3 It is a bent hanger diagram of the sound box of the three-way loudspeaker playing stereo music of the application;

[0019] Figure 4 It is an internal view of the guide shell of the sound box of the three-way loudspeaker playing stereo music of the application;

[0020] Figure 5 It is another perspective view of the sound box of the three-way loudspeaker playing stereo music of the application;

[0021] Figure 6 It is a bent load frame diagram of the sound box of the three-way loudspeaker playing stereo music of the application;

[0022] Figure 7 A schematic view of the frame shell of the sound box of the three-way loudspeaker for playing stereo music according to the present application;

[0023] Figure 8 A use view of the sound box of the three-way loudspeaker for playing stereo music according to the present application;

[0024] Figure 9 A schematic view of the frame shell of the sound box of the three-way loudspeaker for playing stereo music according to the present application; Figure 8 An enlarged view of A in the figure;

[0025] Figure 10 A schematic view of the frame shell of the sound box of the three-way loudspeaker for playing stereo music according to the present application;

[0026] In the figure: 1, sound box; 2, concave convex frame; 3, limiting slot frame; 4, bent hanging frame; 5, bent load frame; 6, box ear; 7, adjusting edge frame; 8, frame shell; 9, fixed slot frame; 10, fixed cap; 11, pressing cap; 12, cap rod; 13, pressing plate; 14, fixed stud; 15, bridge-shaped pushing frame; 16, adjusting threaded rod; 17, first inclined pushing surface; 18, T-shaped guide block; 19, protruding locking slot; 20, jacking cap; 21, limiting convex rib; 22, guide rod; 23, jacking spring; 24, fixed shell frame; 25, guide shell; 26, second inclined pushing surface; 27, bearing locking frame; 28, T-shaped sliding slot; 29, connecting shaft; 30, rubber pad; 31, corridor support column; 32, decorative frame; 33, reinforcing frame. DETAILED DESCRIPTION

[0027] The following description is provided to enable any person skilled in the art to practice the application. The preferred embodiments described below are only examples of the application and the skilled person can think of other obvious modifications.

[0028] As Figures 1-10The illustrated one three-way loudspeaker plays stereo music box, including the sound box 1, the rear of the sound box 1 is provided with the concave bracket 2, the concave bracket 2 plays the role of bearing, the front end of the concave bracket 2 is provided with the adjusting part, the adjusting part is connected with the sound box 1, the adjusting part is connected with the bridge-shaped bracket 15, the bridge-shaped bracket 15 plays the role of pushing the bearing lock frame 27, the both ends of the concave bracket 2 are fixedly installed with the limiting groove frame 3, the openings of the two limiting groove frames 3 are opposite, the limiting groove frame 3 can be engaged with the decorative frame 32, so that the sound box 1 cannot move up and down and left and right, the internal space of the limiting groove frame 3 is matched with the decorative frame 32 on the corridor pillar 31, so that the limiting groove frame 3 can be fully attached to the decorative frame 32, preventing shaking, the upper corners of the concave bracket 2 are symmetrically fixedly installed with two bent hanging frames 4, the notches of the bent hanging frames 4 can be engaged in the upper corners of the corridor pillar 31, so as to suspend the sound box 1, the upper ends of the concave bracket 2 are symmetrically and elastically installed with two bearing lock frames 27, the two bearing lock frames 27 are located between the two bent hanging frames 4, the rear ends of the two bearing lock frames 27 are fixedly installed with the fixed groove frame 9, when the concave bracket 2 is attached to the front end of the corridor pillar 31, the fixed groove frame 9 can be aligned with the reinforcing frame 33, the bearing lock frame 27 plays the role of bearing the fixed groove frame 9, the openings of the two fixed groove frames 9 are opposite, the fixed groove frame 9 and the reinforcing frame 33 are engaged, so that the sound box 1 cannot move forward and backward, the internal space of the fixed groove frame 9 is matched with the reinforcing frame 33 on the corridor pillar 31, so as to ensure that the fixed groove frame 9 is fully attached to the reinforcing frame 33, preventing shaking, the both sides of the bridge-shaped bracket 15 are provided with the protruding lock grooves 19, the side protruding parts of the bearing lock frame 27 are engaged in the inside of the protruding lock grooves 19, the cooperation of the protruding lock grooves 19 and the side protruding parts of the bearing lock frame 27 can keep the fixed groove frame 9, the bent hanging frame 4 and the limiting groove frame 3 in the engaged state, so as to avoid the sound box 1 from falling after installation.

[0029] The lower end surface of the bridge-shaped bracket 15 is provided with a first inclined pushing surface 17, the opposite corners of the front parts of the two bearing lock frames 27 are provided with second inclined pushing surfaces 26, when the bridge-shaped bracket 15 moves downward, the first inclined pushing surface 17 on the bridge-shaped bracket 15 will be in contact with the second inclined pushing surface 26 on the bearing lock frame 27, and a pushing force is generated on the bearing lock frame 27, so that the fixed groove frame 9 on the bearing lock frame 27 moves sideways to be engaged in the reinforcing frame 33 on the corridor pillar 31.

[0030] The opposite surfaces of the two bearing lock frames 27 are fixedly installed with guide rods 22, the outer surfaces of the two guide rods 22 are slidably installed with a guide shell 25, the cooperation of the guide rod 22 and the guide shell 25 plays the role of guiding the bearing lock frame 27, the guide shell 25 is connected with the concave bracket 2, the opposite ends of the two guide rods 22 are coaxially embedded with top tight caps 20, the top tight caps 20 play the role of positioning the moving position of the bearing lock frame 27, the top tight caps 20 are slidably installed in the inside of the guide shell 25.

[0031] Two top tight caps 20 are fixedly installed between the top tight springs 23, the top tight springs 23 are in a retracted state, the top tight springs 23 can reset the fixed groove frame 9 after moving, and the side protruding part of the bearing lock frame 27 is clamped in the inside of the protruding lock groove 19, the lower end of the guide shell 25 extends the fixed shell frame 24, the end of the fixed shell frame 24 is fixed with the concave convex frame 2, the fixed shell frame 24 plays a role in fixing the guide shell 25, the outer surface of the guide rod 22 symmetrically extends two limiting convex edges 21, the guide shell 25 is slidingly installed on the outer surface of the limiting convex edges 21, and the limiting convex edges 21 play a role in preventing the bearing lock frame 27 from rotating.

[0032] The adjusting part includes the shell frame 8 slidingly installed on the front end of the concave convex frame 2, the middle part of the bridge-shaped push frame 15 is fixed with the upper edge at the rear end of the shell frame 8, the inside of the shell frame 8 slidingly installs the adjusting edge frame 7, the shell frame 8 plays a role in bearing and guiding the adjusting edge frame 7, the adjusting edge frame 7 penetrates out from the lower end of the shell frame 8, the lower end of the adjusting edge frame 7 extends the bent load frame 5, the adjusting edge frame 7 is integrally formed with the bent load frame 5, and the bent load frame 5 plays a role in connection.

[0033] The upper end of the shell frame 8 is rotatably installed with the adjusting screw rod 16, the adjusting screw rod 16 penetrates into the inside of the shell frame 8, the adjusting edge frame 7 is screwed on the outer surface of the adjusting screw rod 16, rotating the adjusting screw rod 16 can drive the adjusting edge frame 7 screwed on the adjusting screw rod 16 to slide down in the shell frame 8, and then drive the sound box 1 to move down, so as to adjust the installation height of the sound box 1, the rear end of the sound box 1 extends the box ear 6, the end of the bent load frame 5 extends into the inside of the box ear 6, the end of the bent load frame 5 is rotatably installed with the connecting shaft 29, the box ear 6 plays a role in facilitating connection with the connecting shaft 29, the box ear 6 is embedded on the outer surface of the connecting shaft 29, and the connecting shaft 29 plays a role in enabling the sound box 1 to rotate to adjust the orientation.

[0034] The inner upper end of the bending carrier 5 is slidingly installed with a cap rod 12, the lower end of the cap rod 12 coaxially extends with a pressing cap 11, the cap rod 12 serves as a carrier and a guide for the pressing cap 11, the upper end of the connecting shaft 29 coaxially extends with a fixing cap 10, the pressing cap 11 is pressed on the fixing cap 10, which can fix the connecting shaft 29, so that the sound box 1 cannot rotate by itself, the outer surface of the cap rod 12 is inlaid with a pressing plate 13, which serves to drive the pressing cap 11 to be pressed on the fixing cap 10, the upper end of the bending carrier 5 is rotatably installed with a fixing stud 14, the fixing stud 14 penetrates into the interior of the bending carrier 5, the fixing stud 14 serves to drive the pressing plate 13 to move up and down, the end of the pressing plate 13 is screwed on the outer surface of the fixing stud 14, the lower end of the pressing cap 11 is installed with a rubber pad 30, which can increase the friction to improve the fixing force of the connecting shaft 29, rotating the fixing stud 14 can drive the pressing plate 13 screwed on the fixing stud 14 to move up, at this time the cap rod 12 slides on the bending carrier 5 to drive the pressing cap 11 to move up and separate from the fixing cap 10, then the sound box 1 can be moved to rotate around the connecting shaft 29 to adjust the installation direction of the sound box 1.

[0035] The rear lower end of the frame shell 8 extends with a T-shaped guide block 18, the front end surface of the concave convex frame 2 is provided with a T-shaped sliding groove 28, the cooperation between the T-shaped guide block 18 and the T-shaped sliding groove 28 serves to guide the frame shell 8, the rear end of the T-shaped guide block 18 is slidingly installed in the interior of the T-shaped sliding groove 28.

[0036] In use, the sound box 1 is directly placed on the corridor pillar 31, at this time the notch on the bent hanger 4 is engaged on the upper corner of the corridor pillar 31, the concave convex bracket 2 is attached to the front end of the corridor pillar 31, and the limiting slot bracket 3 is engaged on the decorative bracket 32, then the sound box 1 is loosened to drive the bridge-shaped push bracket 15 to move downward by the weight of the sound box 1, at this time the first inclined push surface 17 on the bridge-shaped push bracket 15 is abutted against the second inclined push surface 26 on the bearing lock bracket 27 to generate a pushing force on the bearing lock bracket 27, so that the fixed slot bracket 9 on the bearing lock bracket 27 is laterally displaced to be engaged on the reinforcing bracket 33 on the corridor pillar 31, and when the bearing lock bracket 27 is laterally displaced, the compression spring 23 is deformed, after the bridge-shaped push bracket 15 moves downward and the inner top of the bridge-shaped push bracket 15 is pressed on the upper end of the bearing lock bracket 27, the deformed compression spring 23 pushes the two bearing lock brackets 27 to move in opposite directions, so that the side protruding part of the bearing lock bracket 27 is inserted into the protruding lock slot 19 on the bridge-shaped push bracket 15 to be limited, so that the fixed slot bracket 9, the bent hanger 4 and the limiting slot bracket 3 are always kept in an engaged state, so that the sound box 1 is fixed on the corridor pillar 31 under the engagement to complete the installation, if the height and orientation of the sound box 1 after installation do not meet the requirements, the adjusting threaded rod 16 can be rotated to drive the adjusting edge bracket 7 on the bracket shell 8 to slide and move downward, thereby driving the sound box 1 to move downward to adjust the installation height of the sound box 1, and the fixed stud 14 is rotated to drive the pressing plate 13 on the fixed stud 14 to move upward, at this time the cap rod 12 slides on the bent load bracket 5 to drive the pressing cap 11 to move upward and be separated from the fixed cap 10, then the sound box 1 can be pushed to rotate around the connecting shaft 29 to adjust the installation orientation of the sound box 1 to meet the use requirements.

[0037] The basic principles, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited to the above embodiments, and the above embodiments and descriptions in the specification are only the principles of the present application. Various changes and improvements can be made without departing from the spirit and scope of the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection claimed by the present application is defined by the appended claims and their equivalents.

Claims

1. A three-way speaker for playing stereo music, comprising a speaker (1), characterized in that: A concave convex frame (2) is provided at the rear of the speaker (1), an adjusting member is slidably provided at the front end of the concave convex frame (2), the adjusting member is connected to the speaker (1), a bridge-shaped push frame (15) is connected to the adjusting member, and both ends of the concave convex frame (2) are fixedly mounted with a limiting slot frame (3), the openings of the two limiting slot frames (3) face opposite directions, the internal space size of the limiting slot frame (3) is adapted to the decorative frame on the corridor pillar, two curved hangers (4) are symmetrically fixedly mounted at the upper corner of the concave convex frame (2), and the concave convex frame Two load-bearing lock frames (27) are symmetrically and elastically installed on the upper end of (2), and the two load-bearing lock frames (27) are located between the two bent hangers (4). The rear ends of the two load-bearing lock frames (27) are fixedly installed with fixed slot frames (9), and the openings of the two fixed slot frames (9) are facing oppositely. The internal space size of the fixed slot frames (9) is adapted to the reinforcement frame on the corridor pillar. Both sides of the interior of the bridge-shaped push frame (15) are provided with raised locking grooves (19), and the side raised parts of the load-bearing lock frames (27) are engaged with the inside of the raised locking grooves (19).

2. The three-way speaker for playing stereo music according to claim 1, characterized in that: The lower end surface of the bridge-shaped push frame (15) is set as a No. 1 oblique push surface (17), and the front opposite corners of the two bearing lock frames (27) are both set as No. 2 oblique push surfaces (26).

3. The three-way speaker for playing stereo music according to claim 1, characterized in that: The opposite surfaces of the two bearing lock frames (27) are fixedly mounted with guide rods (22), and a guide housing (25) is slidably mounted between the outer surfaces of the two guide rods (22). The guide housing (25) is connected to the concave protrusion (2), and the opposite ends of the two guide rods (22) are coaxially inlaid with a top tightening cap (20), and the top tightening cap (20) is slidably mounted inside the guide housing (25).

4. The three-way speaker for playing stereo music according to claim 3, characterized in that: A tightening spring (23) is fixedly installed between the two tightening caps (20), and the tightening spring (23) is in a contracted state. A solid shell frame (24) extends from the lower end of the guide shell (25), and the end of the solid shell frame (24) is fixed to the concave protrusion (2). Two limiting ridges (21) are symmetrically extended from the outer surface of the guide rod (22), and the guide shell (25) is slidably installed on the outer surface of the limiting ridges (21).

5. The three-way speaker for playing stereo music according to claim 1, characterized in that: The adjusting member comprises a frame shell (8) slidably mounted on the front end of the concave convex frame (2), the middle portion of the bridge-shaped push frame (15) is fixed to the upper edge of the rear end of the frame shell (8), an adjusting rib (7) is slidably mounted inside the frame shell (8), the adjusting rib (7) extends from the lower end of the frame shell (8), a bending frame (5) extends from the lower end of the adjusting rib (7), and the adjusting rib (7) and the bending frame (5) are integrally formed.

6. The three-way speaker for playing stereo music according to claim 5, characterized in that: An adjusting threaded rod (16) is rotatably mounted on the upper end of the frame shell (8), the adjusting threaded rod (16) penetrates into the interior of the frame shell (8), and the adjusting rib (7) is screwed onto the outer surface of the adjusting threaded rod (16). A box ear (6) extends from the middle of the rear end of the speaker (1), and the end of the curved support frame (5) extends into the interior of the box ear (6). A connecting shaft (29) is rotatably mounted on the end of the curved support frame (5), and the box ear (6) is embedded in the outer surface of the connecting shaft (29).

7. The three-way speaker for playing stereo music according to claim 6, characterized in that: A cap rod (12) is slidably installed on the inner upper end of the bending carrier (5), a pressure cap (11) is coaxially extended from the lower end of the cap rod (12), a fixed cap (10) is coaxially extended from the upper end of the connecting shaft (29), the pressure cap (11) is pressed on the fixed cap (10), and a pressing plate (13) is embedded on the outer surface of the cap rod (12). A fixed stud (14) is rotatably installed on the upper end of the bending carrier (5), the fixed stud (14) penetrates into the interior of the bending carrier (5), the end of the pressing plate (13) is screwed on the outer surface of the fixed stud (14), and a rubber pad (30) is installed on the lower end of the pressure cap (11).

8. The three-way speaker for playing stereo music according to claim 5, characterized in that: A T-shaped guide block (18) extends from the lower rear end of the frame shell (8), a T-shaped slide groove (28) is provided on the front end surface of the concave protrusion (2), and the rear end of the T-shaped guide block (18) is slidably mounted inside the T-shaped slide groove (28).

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