External audio equipment

Abstract

The utility model belongs to the technical field of audio equipment, and discloses external audio equipment, which comprises a box body and a sound box fixed in the box body, two top plates are connected in the box body in a sliding manner, two sliding chutes are formed in the box body, top blocks with trapezoidal structures are connected in the two sliding chutes in a sliding manner, and the top plates are fixed in the box body in a sliding manner. The inclined edges of the two top blocks are in sliding fit with one sides of the two top plates correspondingly, first springs are fixedly connected between the tops of the two top plates and the box body, two sliding bases are fixedly installed at the bottoms of the two top plates correspondingly, and the bottom of each sliding base is provided with a universal wheel with the top extending into the box body in a sliding mode. The top block slides in the sliding groove, so that the inclined surface of the top block pushes the top plate to ascend, and the universal wheels are completely contracted in the box body through the sliding seat, so that the bottom surface of the box body is in contact with the ground, the contact area is large, the slope surface is not easy to slide, and the placement is reliable.

Description

TECHNICAL FIELD

[0001] The utility model belongs to audio equipment technical field, concretely relates to an external audio equipment. BACKGROUND

[0002] At present, external audio equipment is often equipped with rollers at the bottom for convenient movement, which is convenient for the user to drag. After moving to the set position, if the placement position has a certain slope, the equipment will slide along the slope and cannot be fixed. In the prior art, a brake device is usually arranged on each roller, but the user needs to operate the brake on each roller one by one, which is troublesome, and the contact area between the equipment and the bottom surface is small after braking, so the equipment is still easy to slide along the slope when the audio equipment plays and vibrates. SUMMARY

[0003] The utility model discloses an external audio equipment, which solves the problems of inconvenient and unreliable fixing of the existing external audio equipment when placed on a slope.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0005] An external audio equipment includes a box body and a sound device fixed in the box body. Two top plates are slidably connected in the box body. Two sliding grooves are formed in the box body. Two top blocks with trapezoidal structures are slidably connected in the two sliding grooves. The inclined edges of the two top blocks are respectively slidably connected with one side of the two top plates. First springs are fixedly connected between the top of the two top plates and the box body. Two sliding seats are fixedly installed at the bottom of the two top plates. Universal wheels are arranged at the bottom of each sliding seat and slide into the box body.

[0006] Preferably, a first guide rod is fixedly connected above the top plate and slides into the box body. The first spring is sleeved outside the first guide rod.

[0007] Preferably, the universal wheel includes a rotating seat rotatably connected to the bottom of the sliding seat and a roller rotatably connected to the rotating seat.

[0008] Preferably, a connecting hole for external connection is arranged on one side of the sound device. A back plate is fixedly installed on one side of the box body. A through hole is formed in the back plate on one side of the connecting hole. A sliding plate is slidably connected in the through hole.

[0009] Preferably, two push rods are slidably connected in the box body. First connecting rods are rotatably connected between the bottom of the two push rods and the two top blocks.

[0010] Preferably, a limiting block is fixedly connected to one side of the top block. The limiting block is located above the connection between the first connecting rod and the top block.

[0011] Preferably, two said push rod one side is equipped with a plurality of clamping hole, the box top slidingly connected with U type slide rod, the both ends of the U type slide rod are slidably inserted into two push rods, the both ends of the U type slide rod are slidably connected with the clamping block that is slidably matched with the clamping hole.

[0012] Preferably, the both ends of the U type slide rod are slidably connected with the first sliding block, and the both ends of the U type slide rod are slidably connected with the first sliding block.

[0013] Preferably, the both ends of the U type slide rod are slidably connected with the first sliding block, and the both ends of the U type slide rod are slidably connected with the first sliding block.

[0014] Preferably, the both ends of the U type slide rod are slidably connected with the first sliding block, and the both ends of the U type slide rod are slidably connected with the first sliding block.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] (1) the utility model discloses top plate and top block are set up, the inclined surface of top block is pushed to make top plate rise by sliding in the sliding slot, so that the universal wheel is completely retracted in the box by the slide, so that the bottom surface of the box is in contact with the ground, the contact area is large, and the slope is not easy to slide, reliable, and easy to operate.

[0017] (2) the utility model discloses first spring, first spring can make top plate descend when top block moves away, so that the universal wheel is extended by the slide, realizes equipment in fixed state fast switching for mobile state, and first spring has the damping effect in the equipment moving process simultaneously, can improve equipment service life.

[0018] (3) the utility model discloses U type slide rod and push rod, U type slide rod and push rod are slidably matched with clamping block and a plurality of clamping holes, adjust the length that U type slide rod extends, so that different height people can be more convenient to move audio equipment, and when placing equipment, push rod can be moved by first connecting rod by pressing U type slide rod, operation is more convenient, and efficiency is higher. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the perspective view of the utility model;

[0020] Figure 2 It is the first sectional view of the utility model;

[0021] Figure 3 It is the second sectional view of the utility model;

[0022] Figure 4 It is the U-shaped slide rod assembly sectional view of the utility model;

[0023] Figure 5 It is Figure 4 The enlarged view of A of the utility model;

[0024] In the figure: 1 - box, 2 - sound, 3 - slide plate, 4 - back plate, 5 - button, 6 - U-shaped slide rod, 7 - slide seat, 8 - rotating seat, 9 - roller, 10 - slide groove, 11 - top block, 12 - limit block, 13 - first connecting rod, 14 - first spring, 15 - first guide rod, 16 - push rod, 17 - moving rod, 18 - first sliding block, 19 - top plate, 20 - second connecting rod, 21 - second sliding block, 22 - third spring, 23 - clamping hole, 24 - third connecting rod, 25 - clamping block, 26 - second spring, 27 - second guide rod, 28 - fixed plate. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0026] Please refer to Figures 1-5 The utility model provides the following technical scheme:

[0027] An external audio device, including box 1 and the sound 2 fixed in box 1, box 1 is slidably connected with two top plates 19, box 1 is provided with two slide grooves 10, two slide grooves 10 are slidably connected with the top block 11 of trapezoidal structure, the inclined edge of two top blocks 11 is slidably matched with one side of two top plates 19 respectively, the top of two top plates 19 is fixedly connected with the first spring 14 between two top plates 19 and box 1, and the bottom of two top plates 19 is fixedly connected with two slide seats 7, and the bottom of each slide seat 7 is provided with universal wheel slidingly extending into box 1;

[0028] The top plate 19 is fixedly connected with the first guide rod 15 slidingly extending into the box 1, and the first spring 14 is sleeved on the outer side of the first guide rod 15;

[0029] Two push rods 16 are slidingly connected in the box body 1, and the bottom of each push rod 16 is rotationally connected with a first connecting rod 13 corresponding to the top block 11;

[0030] Each push rod 16 is provided with a plurality of clamping holes 23, and a U-shaped slide rod 6 is slidingly connected to the top of the box body 1, both ends of the U-shaped slide rod 6 slidingly extend into the two push rods 16, and both ends of the U-shaped slide rod 6 are slidingly connected with clamping blocks 25 which slidingly cooperate with the clamping holes 23.

[0031] Based on the above disclosed structure, when the audio device is placed:

[0032] First, the clamping blocks 25 at the ends of the U-shaped slide rod 6 extend into the clamping holes 23 on the side of the slide rod 6, so that the two ends of the U-shaped slide rod 6 are fixed relative to the two push rods 16, then the U-shaped slide rod 6 is pressed down to make the two push rods 16 move downward, thereby pushing the two top blocks 11 along the corresponding sliding grooves 10 through the two first connecting rods 13, and then the two top blocks 11 push the two top plates 19 upward in the box body 1 through the inclined edges of the two top blocks 11, and the first guide rod 15 slides in the box body 1, and the first spring 14 is compressed, so that the two top plates 19 drive the four universal wheels to slidingly extend into the box body 1 through the four sliding seats 7, until the two top plates 19 move above the two top blocks 11, at this time, the four universal wheels are completely retracted in the box body 1, so that the bottom surface of the box body 1 is in contact with the ground, increasing the contact area between the device and the ground, so that the audio device is not easy to slide when placed on a slope, making the placement reliable, and the operation is simple and efficient.

[0033] In addition, when the audio device needs to be moved, the U-shaped slide rod 6 is pulled upward to drive the push rod 16 to slide upward in the box body 1, thereby pulling the top block 11 to move reversely along the sliding groove 10 through the first connecting rod 13, at this time, the top plate 19 moves downward in the box body 1 under the elastic force of the first spring 14 in the compressed state, thereby driving the four universal wheels to gradually slide out of the box body 1 through the four sliding seats 7, and the universal wheels are in contact with the ground to lift the box body 1 upward, so that the bottom surface of the box body 1 is separated from the ground, at this time, the user can move the box body 1 by pulling the U-shaped slide rod 6, and the universal wheel preferably comprises a rotating seat 8 rotationally connected to the bottom of the sliding seat 7 and a roller 9 rotationally connected to the rotating seat 8, based on which the sliding seat 7 drives the roller 9 to roll on the ground through the rotating seat 8, so as to facilitate the user to easily move the audio device. In addition, the first spring 14 has a damping effect during the movement of the audio device, preventing the parts of the audio device from vibrating and falling off, and can improve the service life of the device.

[0034] Preferably, the top block 11 is fixedly connected with a limiting block 12 on one side, and the limiting block 12 is located above the connection between the first connecting rod 13 and the top block 11. Based on this, the limiting block 12 can limit the position of the first connecting rod 13 when the audio device is moved, and the push rod 16 is pushed upwards until one side of the first connecting rod 13 is in contact with the limiting block 12, so that the first connecting rod 13 cannot reach the vertical state when the audio device is moved, and is in an inclined state, thereby avoiding the situation that the push rod 16 cannot be lowered due to the first connecting rod 13 in the vertical state of the audio device.

[0035] The above, about the sliding fit of the clamping block 25 and the clamping hole 23, preferably has the following structure:

[0036] The two ends of the U-shaped slide rod 6 are fixedly connected with a fixed plate 28, and the two ends of the U-shaped slide rod 6 are slidingly connected with a first sliding block 18. The bottom of the two first sliding blocks 18 is fixedly connected with a second spring 26, and the bottom of the two first sliding blocks 18 is fixedly connected with a moving rod 17. The two moving rods 17 are rotatably connected with a third connecting rod 24 one by one between the two clamping blocks 25;

[0037] The fixed plate 28 is fixedly connected with a second guide rod 27, one end of which slidingly extends into the first sliding block 18, and the second spring 26 is sleeved outside the second guide rod 27;

[0038] The middle part of the U-shaped slide rod 6 is slidingly connected with a button 5, and the middle part of the U-shaped slide rod 6 is symmetrically slidingly connected with two second sliding blocks 21. One end of the two second sliding blocks 21 is rotatably connected with a second connecting rod 20 one by one between the two first sliding blocks 18. The other end of the two second sliding blocks 21 and the two ends of the button 5 are provided with guide inclined surfaces, and the two groups of guide inclined surfaces are slidingly matched. The button 5 and the U-shaped slide rod 6 are fixedly connected with a third spring 22.

[0039] From the above, when adjusting the matching position of the clamping block 25 and the plurality of clamping holes 23, the middle part of the U-shaped slide rod 6 is held and the button 5 is pressed, so that the button 5 slides towards the inside of the U-shaped slide rod 6, the compression spring 22 is compressed, the guide inclined surfaces at both ends of the button 5 slide and abut against the guide inclined surfaces at both ends of the second sliding block 21, the two second sliding blocks 21 slide to both sides respectively, so that the two first sliding blocks 18 are pushed to move downwards at both ends of the U-shaped slide rod 6 by the two second connecting rods 20 respectively, the two first sliding blocks 18 move downwards and compress the two fixed plates 28, the moving rods 17 at the bottom of the two first sliding blocks 18 slide downwards, and then the two clamping blocks 25 are pushed to slide at both ends of the U-shaped slide rod 6 by the two third connecting rods 24, so that the two clamping blocks 25 slide and extend into the clamping holes 23, at this time, the U-shaped slide rod 6 can be moved up and down to make both ends slide up and down in the two push rods 16, so as to adapt to the height of the user, the clamping block 25 is moved to the side of the corresponding clamping hole 23, then the button 5 is released, the button 5 moves downwards relative to the U-shaped slide rod 6 to reset by the elastic force of the third spring 22, the two first sliding blocks 18 move upwards in the U-shaped slide rod 6 by the elastic force of the two second springs 26, so that the two moving rods 17 move upwards, thereby the clamping block 25 is driven to slide and extend into the clamping hole 23 by the two third connecting rods 24, so as to fix the U-shaped slide rod 6 relative to the two push rods 16 again, which is convenient for the user to move or operate the audio equipment, and the adjusting process can be operated by one hand, which is simple and efficient.

[0040] Preferably, one side of the sound box 2 is provided with a connecting hole for external connection, one side of the box body 1 is fixedly provided with a back plate 4, a through hole is formed in the back plate 4 and located at one side of the connecting hole, and a sliding plate 3 is slidably connected in the through hole. Based on this, when the audio equipment is connected with external equipment, the sliding plate 3 is slid to open the through hole in the back plate 4, and the connecting line is inserted into the connecting hole in one side of the sound box 2 through the through hole, so as to complete the external connection of the equipment. The back plate 4 and the sliding plate 3 can make the connecting hole in a closed state when not in use, reduce the accumulation of dust, and improve the service life.

[0041] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An external audio device, characterized by: The utility model provides box (1) and the sound (2) fixed in box (1), two top plates (19) are slidably connected in the box (1), two slide grooves (10) are seted up in the box (1), the top block (11) of trapezoidal structure is slidably connected in two slide grooves (10), the hypotenuse of two top blocks (11) respectively with two top plate (19) one side sliding fit, two first springs (14) are fixedly connected between two top plate (19) top and the box (1), two slide seats (7) are fixedly installed at two top plate (19) bottom, every slide seat (7) bottom is equipped with the universal wheel of top sliding and entering the box (1).

2. The external audio device of claim 1, wherein: The top plate (19) is fixedly connected with the first guide rod (15) sliding into the box (1) at one end, and the first spring (14) is sleeved outside the first guide rod (15).

3. The external audio device of claim 1, wherein: The universal wheel includes a rotating seat (8) rotatably connected to the bottom of the slide seat (7) and a roller (9) rotatably connected to the rotating seat (8).

4. The external audio device of claim 1, wherein: The sound (2) is provided with a connecting hole on one side for external connection, the back plate (4) is fixedly installed on one side of the box (1), a through hole is formed in the back plate (4) on one side of the connecting hole, and a sliding plate (3) is slidably connected in the through hole.

5. The external audio device of claim 1, wherein: Two push rods (16) are slidably connected in the box (1), and a first connecting rod (13) is rotatably connected between the bottom of each push rod (16) and each top block (11).

6. An external audio device according to claim 5, characterized in that: A limiting block (12) is fixedly connected to one side of the top block (11), and the limiting block (12) is located above the connection between the first connecting rod (13) and the top block (11).

7. The external audio device of claim 5, wherein: Each of the two push rods (16) is provided with a plurality of clamping holes (23), a U-shaped slide rod (6) is slidably connected to the top of the box (1), both ends of the U-shaped slide rod (6) are slidably connected into the two push rods (16), and a clamping block (25) slidably connected with the clamping hole (23) is slidably connected to both ends of the U-shaped slide rod (6).

8. An external audio device according to claim 7, characterized in that: A fixing plate (28) is fixedly installed in both ends of the U-shaped slide rod (6), a first sliding block (18) is slidably connected to both ends of the U-shaped slide rod (6), a second spring (26) is fixedly connected between the bottom of each first sliding block (18) and each fixing plate (28), a moving rod (17) is fixedly installed at the bottom of each first sliding block (18), and a third connecting rod (24) is rotatably connected between each moving rod (17) and each clamping block (25).

9. An external audio device according to claim 8, characterized in that: A second guide rod (27) is fixedly installed on the fixing plate (28) and slidably connected into the first sliding block (18) at one end, and the second spring (26) is sleeved outside the second guide rod (27).

10. The external audio device of claim 8, wherein: The middle part of the U-shaped slide rod (6) is slidably connected with a button (5), the middle part of the U-shaped slide rod (6) is symmetrically slidably connected with two second sliding blocks (21), one end of the two second sliding blocks (21) is rotatably connected with the second connecting rod (20) in one-to-one correspondence between the two first sliding blocks (18), the other end of the two second sliding blocks (21) is provided with a guide inclined plane at both ends of the button (5), and the two groups of guide inclined planes are slidably matched, and the button (5) and the U-shaped slide rod (6) are fixedly connected with the third spring (22).

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