A multimedia mobile player

Abstract

The present invention discloses a multimedia mobile player, belonging to the field of multimedia teaching aids. The player includes a shell, and also includes: a display, which is arranged at the top of one side of the shell; a speaker, which is arranged at the bottom of one side of the shell; a pull rod, which is arranged at the top of the shell and the side opposite to the display; a connecting piece, two connecting pieces are arranged at both sides of the bottom of the shell, and both sides of the bottom of the piece are rotatably provided with a first rod and a second rod, the first rod and the second rod are rotatably connected with a third connecting block, a third rod is arranged at the bottom of the third connecting block, a first connecting block is arranged at one side of the first rod and the second rod, a second connecting block is arranged at the side adjacent to the first rod, a shock absorbing mechanism is arranged between the first connecting block and the second connecting block, and the other ends of the two third rods are connected by a wheel axle, and a wheel is rotatably arranged on the wheel axle. The present invention achieves the effect of reducing the influence of vibration on other components during movement by cooperating with the first rod and the second rod and the shock absorbing mechanism.

Description

Technical Field

[0001] The invention belongs to the field of multimedia teaching aids, and in particular relates to a multimedia mobile player. Background Art

[0002] With the maturity of computer multimedia compression technology and the development of network transmission technology, the development of real-time, reliable, multifunctional, and easy-to-operate players based on multimedia applications and computer network communication technology has become one of the main directions of technological development in the fields of computers, communications, and consumer electronics. As an important product in this field, multimedia mobile players are gradually integrated into people's daily lives. Multimedia mobile players are widely used in various fields, including education, entertainment, and business. In the field of education, mobile multimedia classroom all-in-one machines, as an advanced teaching method, have gradually replaced traditional multimedia classroom construction plans. A commonly used type of multimedia mobile player is a handheld drag-type player.

[0003] The wheels of existing multimedia mobile players are directly connected to the player housing, which causes great bumps and vibrations during movement, and is prone to damage to internal components. Summary of the invention

[0004] The technical problem to be solved by the present invention is to overcome the disadvantages of the above-mentioned prior art and provide a multimedia mobile player.

[0005] The technical solution adopted to solve the above technical problem is: a multimedia mobile player, including a housing, and also including:

[0006] A display, the display being arranged on the top of one side of the housing;

[0007] A speaker, the speaker is arranged at the bottom of one side of the housing;

[0008] A pull rod, the pull rod being arranged on a side of the top of the housing opposite to the display;

[0009] A connecting piece, two of the connecting pieces are respectively arranged on both sides of the bottom of the shell opposite to the speaker, a first rod and a second rod are rotatably provided on both sides of the bottom end of the connecting piece with one end connected to the connecting piece and parallel to each other, the first rod and the second rod are rotatably connected to a third connecting block at the other ends, a third rod is provided at the bottom of the third connecting block with one end connected to the third connecting block, a first connecting block is provided on the side adjacent to the first rod and the second rod, a second connecting block is provided on the side adjacent to the first rod, a shock absorbing mechanism is provided between the first connecting block and the second connecting block, and the other ends of the two third rods are connected by a wheel axle, and a wheel is rotatably provided on the wheel axle.

[0010] Through the above technical solution, the display and the speaker realize multimedia playback, the pull rod is convenient for the operator to hold and move through the wheels, and the first rod and the second rod cooperate with the shock absorbing mechanism to achieve the effect of reducing the impact of vibration on other components during movement.

[0011] Further, as a preferred embodiment of the present invention, the shock absorbing mechanism comprises:

[0012] A pressing block, the pressing block being located on the top of the shock absorbing mechanism;

[0013] A third spring is located at the bottom of the shock absorbing mechanism and is connected to the pressure block.

[0014] Through the above technical solution, the third spring provides a shock absorbing effect for the housing and other components.

[0015] Further, as a preferred embodiment of the present invention, a hydraulic cylinder is provided inside the spring, and one end of the hydraulic cylinder is connected to the pressure block;

[0016] A hydraulic rod is slidably disposed at the other end of the hydraulic cylinder, and the hydraulic rod is connected to the second connecting block.

[0017] The above technical solution improves the shock absorbing effect of the shock absorbing mechanism.

[0018] Further, as a preferred embodiment of the present invention, the pull rod comprises:

[0019] A support rod, wherein the support rod is disposed inside the shell, and two sides of the support rod are connected to two sides of the shell;

[0020] An outer tube, wherein two outer tubes are respectively arranged on both sides of the support rod, and evenly distributed clamping holes are arranged on opposite sides of the two outer tubes;

[0021] An inner tube, the two sides of which are slidably disposed inside the two outer tubes and penetrate to the outside of the top of the outer shell;

[0022] A button, the button is slidably disposed at the top center of the inner tube;

[0023] A connecting plate, which is arranged at the top of the inner tube and connected to the bottom of the button;

[0024] A first spring, wherein two first springs are respectively arranged on both sides of the connecting plate, and the first springs are connected to the inner tube;

[0025] Connecting rods, two connecting rods are respectively arranged at two ends of the connecting plate, and the connecting rods extend to the bottom end of the inner tube;

[0026] Slide blocks are provided on opposite sides of the bottom of the inner tube, and slide grooves are provided on both sides of the slide blocks. The slide blocks are connected to the connecting rod through a connecting fork, and the connecting fork is slidably connected to the slide grooves. Blocks are provided on opposite sides of the two slide blocks, and the block passes through the outside of the inner tube. A second spring connected to the inner tube is provided on the other side.

[0027] Through the above technical solution, the telescopic length of the pull rod is increased, making it easier to operate.

[0028] Further, as a preferred embodiment of the present invention, a first bracket is provided at the connection between the display and the housing;

[0029] A second bracket is provided at the connection between the speaker and the housing.

[0030] Through the above technical solution, the connection between the display, the speaker and the housing is made more secure.

[0031] Furthermore, as a preferred embodiment of the present invention, a microphone stand is provided on one side of the outer side of the housing, and a microphone is movably provided on the microphone stand;

[0032] An operation panel is provided on the shell adjacent to the microphone stand.

[0033] Through the above technical solution, the radio function and the adjustment function are added.

[0034] Furthermore, as a preferred embodiment of the present invention, a circuit board is provided inside the housing, and the circuit board is electrically connected to the display, the speaker, the microphone, and the operation panel respectively.

[0035] Furthermore, as a preferred embodiment of the present invention, a battery is provided in the housing, and the battery is electrically connected to the circuit board.

[0036] Furthermore, as a preferred embodiment of the present invention, feet are provided at both ends of the bottom of the housing close to the speaker;

[0037] The supporting feet are provided with gaskets.

[0038] Through the above technical solution, the two points of the legs cooperate with the two points of the wheels to support the shell more stably when placed.

[0039] The beneficial effects of the present invention are as follows: the display and the speaker realize multimedia playback, the pull rod is convenient for operators to hold and move through wheels, and the first rod and the second rod cooperate with the shock absorbing mechanism to achieve the effect of reducing the impact of vibration on other components during movement. BRIEF DESCRIPTION OF THE DRAWINGS

[0040] Figure 1It is a three-dimensional structural schematic diagram of a multimedia mobile player of the present invention;

[0041] Figure 2 It is a three-dimensional structural schematic diagram of a multimedia mobile player in another direction of the present invention;

[0042] Figure 3 It is a three-dimensional structural schematic diagram of a pull rod of a multimedia mobile player of the present invention;

[0043] Figure 4 It is an enlarged three-dimensional structure diagram of position A of a pull rod of a multimedia mobile player of the present invention;

[0044] Figure 5 The present invention is a stereoscopic structural schematic diagram of a wheel of a multimedia mobile player.

[0045] 1. outer tube; 2. pull rod; 21. button; 22. connecting plate; 23. first spring; 24. inner tube; 25. outer tube; 26. card hole; 27. slider; 28. connecting fork; 29. ​​second spring; 210. slide groove; 211. card block; 212. support rod; 213. connecting rod; 3. display; 31. first bracket; 4. speaker; 41. second bracket; 5. support foot; 51. gasket; 6. wheel; 61. connecting piece; 62. first rod; 63. second rod; 64. first connecting block; 65. pressure block; 66. third spring; 67. hydraulic cylinder; 68. hydraulic rod; 69. second connecting block; 610. third rod; 611. wheel axle; 612. third connecting block; 7. microphone; 71. microphone stand; 8. operation panel; 9. circuit board; 10. battery. DETAILED DESCRIPTION

[0046] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0047] like Figure 1-Figure 5 As shown, a multimedia mobile player of this embodiment includes a housing 1 and further includes:

[0048] A display 3, the display 3 is arranged on the top of one side of the housing 1;

[0049] A speaker 4, wherein the speaker 4 is disposed at the bottom of one side of the housing 1;

[0050] A pull rod 2, the pull rod 2 being arranged on a side of the top of the housing 1 opposite to the display 3;

[0051] A connecting member 61, two of the connecting members 61 are respectively arranged on both sides of the bottom of the shell 1 opposite to the speaker 4, a first rod 62 and a second rod 63 are rotatably provided on both sides of the bottom end of the connecting member 61 with one end connected to the connecting member 61 and parallel to each other, the other ends of the first rod 62 and the second rod 63 are rotatably connected to a third connecting block 612, a third rod 610 is provided at one end connected to the third connecting block 612 at the bottom of the third connecting block 612, a first connecting block 64 is provided on the side adjacent to the first rod 62 and the second rod 63, a second connecting block 69 is provided on the side adjacent to the first rod 62, a shock absorbing mechanism is provided between the first connecting block 64 and the second connecting block 69, and the other ends of the two third rods 610 are connected by an axle 611, and a wheel 6 is rotatably provided on the axle 611.

[0052] Specifically, the display 3 and the speaker 4 play multimedia contents. When movement is required, the operator holds the pull rod 2 and pulls the wheel 6 to rotate. During the movement, the housing 1 remains tilted, and the top ends of the first rod 62 and the second rod 63 tilt in the direction of movement.

[0053] Furthermore, the first rod 62 is parallel to the second rod 63. During the movement, the first rod 62 and the second rod 63 rotate synchronously to drive the third connecting block 612 to move. The shock absorbing mechanism reduces the rotation amplitude of the first rod 62 by connecting the first connecting block 64 and the second connecting block 69, and drives the rotation amplitude of the second rod 63 to decrease synchronously.

[0054] As a specific embodiment of the present invention, the shock absorbing mechanism includes:

[0055] A pressing block 65, the pressing block 65 is located on the top of the shock absorbing mechanism;

[0056] The third spring 66 is located at the bottom of the shock absorbing mechanism, and the third spring 66 is connected to the pressing block 65 .

[0057] Specifically, during the movement, the third spring 66 is continuously stretched and compressed, and the elastic potential energy is transmitted through the pressing block 65 .

[0058] As a specific embodiment of the present invention, a hydraulic cylinder 67 is provided inside the spring, and one end of the hydraulic cylinder 67 is connected to the pressure block 65;

[0059] A hydraulic rod 68 is slidably disposed at the other end of the hydraulic cylinder 67 , and the hydraulic rod 68 is connected to the second connecting block 69 .

[0060] Specifically, the hydraulic rod 68 is extended and retracted synchronously with the extension and compression of the third spring 66 .

[0061] As a specific embodiment of the present invention, the pull rod 2 includes:

[0062] A support rod 212, wherein the support rod 212 is disposed inside the housing 1, and two sides of the support rod 212 are connected to two sides of the housing 1;

[0063] An outer tube 25, two outer tubes 25 are respectively arranged on both sides of the support rod 212, and evenly distributed clamping holes 26 are arranged on opposite sides of the two outer tubes 25;

[0064] An inner tube 24, both sides of which are slidably disposed inside the two outer tubes 25 and penetrate to the outside of the top of the outer shell 1;

[0065] A button 21, wherein the button 21 is slidably disposed at the top center of the inner tube 24;

[0066] A connecting plate 22, which is disposed at the top of the inner tube 24 and connected to the bottom of the button 21;

[0067] A first spring 23, wherein two first springs 23 are respectively arranged on both sides of the connecting plate 22, and the first spring 23 is connected to the inner tube 24;

[0068] Connecting rods 213, two connecting rods 213 are respectively arranged at two ends of the connecting plate 22, and the connecting rods 213 extend to the bottom end of the inner tube 24;

[0069] Slide block 27, two slide blocks 27 are respectively slidably arranged on both sides of the bottom of the inner tube 24, and slide grooves 210 are arranged on both sides of the slide block 27. The slide block 27 is connected to the connecting rod 213 through a connecting fork 28, and the connecting fork 28 is slidably connected to the slide groove 210. A clamping block 211 is arranged on the opposite side of the two slide blocks 27, and the clamping block 211 penetrates to the outside of the inner tube 24, and a second spring 29 connected to the inner tube 24 is arranged on the other side.

[0070] Specifically, when movement is required, the operator presses the button 21 to drive the connecting plate 22 to move, compressing the first spring 23, and moving the connecting rod 213 to make the connecting fork 28 slide in the slide groove 210, driving the slider 27 to move outward, and at the same time the second spring 29 is compressed, and the block 211 withdraws from the hole 26. In this state, the inner tube 24 can slide in the outer tube 25; after the operator releases the button 21, the first spring 23 pops out to restore the button 21 to its original position, and the second spring 29 pops out to make the block 211 press against the inner wall of the outer tube 25. When the block 211 moves to the next hole 26 during the process of pulling out the inner tube 24, the second spring 29 pops out, and the block 211 enters the hole 26, thereby fixing the inner tube 24; further, pressing the button 21 can move the block 211 to the remaining holes 26.

[0071] As a specific implementation of the present invention, a first bracket 31 is provided at the connection between the display 3 and the housing 1;

[0072] A second bracket 41 is provided at the connection between the speaker 4 and the housing 1 .

[0073] As a specific embodiment of the present invention, a microphone holder 71 is provided on one side of the outer side of the housing 1, and a microphone 7 is movably provided on the microphone holder 71;

[0074] An operation panel 8 is provided on the housing 1 adjacent to the microphone stand 71 .

[0075] Specifically, the operation panel 8 can adjust the volume of the speaker 4, the brightness of the display 3 and the external storage device.

[0076] As a specific implementation of the present invention, a circuit board 9 is provided inside the housing 1 , and the circuit board 9 is electrically connected to the display 3 , the speaker 4 , the microphone 7 , and the operation panel 8 , respectively.

[0077] As a specific implementation of the present invention, a battery 10 is disposed in the housing 1 , and the battery 10 is electrically connected to the circuit board 9 .

[0078] Specifically, the battery 10 can be a storage battery for repeated use, and a charging port connected to the battery 10 is provided on the housing 1 to charge the battery 10 .

[0079] As a specific implementation of the present invention, the bottom of the housing 1 is provided with legs 5 at both ends close to the speaker 4;

[0080] The support leg 5 is provided with a gasket 51 .

[0081] Specifically, when placed, the gasket 51 and the wheel 6 provide four-point support to prevent the housing 1 from rubbing against the ground.

[0082] The above description is only a preferred embodiment of the present invention and is not intended to limit the protection scope of the present invention.

Claims

1. A multimedia mobile player, comprising a housing (1), characterized in that: Also includes: A display (3), the display (3) being arranged on a top portion of one side of the housing (1); A loudspeaker (4), the loudspeaker (4) being arranged at the bottom of one side of the housing (1); A pull rod (2), the pull rod (2) being arranged on a side of the top of the housing (1) opposite to the display (3); A connecting member (61), two connecting members (61) are respectively arranged on both sides of the bottom of the housing (1) on the side opposite to the speaker (4); a first rod (62) and a second rod (63) are rotatably arranged on both sides of the bottom end of the connecting member (61), one end of which is connected to the connecting member (61) and is parallel to and adjacent to each other; the other ends of the first rod (62) and the second rod (63) are rotatably connected to a third connecting block (612); a third rod (610) is arranged at one end connected to the third connecting block (612) at the bottom of the third connecting block (612); a first connecting block (64) is arranged on the side adjacent to the first rod (62) and the second rod (63); a second connecting block (69) is arranged on the side adjacent to the third rod (610) and the first rod (62); a shock absorbing mechanism is arranged between the first connecting block (64) and the second connecting block (69); the other ends of the two third rods (610) are connected via a wheel axle (611); a wheel (6) is rotatably arranged on the wheel axle (611).

2. A multimedia mobile player according to claim 1, characterized in that: The shock absorbing mechanism comprises: A pressing block (65), the pressing block (65) being located on the top of the shock absorbing mechanism; A third spring (66), the third spring (66) is located at the bottom of the shock absorbing mechanism, and the third spring (66) is connected to the pressure block (65).

3. A multimedia mobile player according to claim 2, characterized in that: A hydraulic cylinder (67) is provided inside the spring, and one end of the hydraulic cylinder (67) is connected to the pressure block (65); A hydraulic rod (68) is slidably disposed at the other end of the hydraulic cylinder (67), and the hydraulic rod (68) is connected to the second connecting block (69).

4. A multimedia mobile player according to claim 1, characterized in that: The pull rod (2) comprises: A support rod (212), the support rod (212) being arranged inside the outer shell (1), and two sides of the support rod (212) being connected to two sides of the outer shell (1); An outer tube (25), wherein two outer tubes (25) are respectively arranged on both sides of the support rod (212), and evenly distributed clamping holes (26) are provided on opposite sides of the two outer tubes (25); An inner tube (24), the two sides of the inner tube (24) are slidably disposed inside the two outer tubes (25) and penetrate to the outside of the top of the outer shell (1); A button (21), the button (21) being slidably disposed at the top center of the inner tube (24); A connecting plate (22), the connecting plate (22) being arranged at the top end of the inner tube (24) and connected to the bottom of the button (21); A first spring (23), wherein two first springs (23) are respectively arranged on both sides of the connecting plate (22), and the first spring (23) is connected to the inner tube (24); Connecting rods (213), two connecting rods (213) are respectively arranged at two ends of the connecting plate (22), and the connecting rods (213) extend to the bottom end of the inner tube (24); A slider (27), wherein the two sliders (27) are respectively slidably arranged on both sides of the bottom of the inner tube (24), and slide grooves (210) are arranged on both sides of the slider (27). The slider (27) is connected to the connecting rod (213) through a connecting fork (28), and the connecting fork (28) is slidably connected to the slide groove (210). A clamping block (211) is arranged on one side opposite to the two sliders (27), and the clamping block (211) passes through the outside of the inner tube (24), and a second spring (29) connected to the inner tube (24) is arranged on the other side.

5. A multimedia mobile player according to claim 1, characterized in that: A first bracket (31) is provided at the connection between the display (3) and the housing (1); A second bracket (41) is provided at the connection between the speaker (4) and the housing (1).

6. A multimedia mobile player according to claim 1, characterized in that: A microphone stand (71) is provided on one side of the outer side of the housing (1), and a microphone (7) is movably provided on the microphone stand (71); An operation panel (8) is provided on the housing (1) adjacent to the microphone stand (71).

7. A multimedia mobile player according to claim 6, characterized in that: A circuit board (9) is provided inside the housing (1), and the circuit board (9) is electrically connected to the display (3), the speaker (4), the microphone (7), and the operation panel (8) respectively.

8. A multimedia mobile player according to claim 7, characterized in that: A battery (10) is arranged in the housing (1), and the battery (10) is electrically connected to the circuit board (9).

9. A multimedia mobile player according to claim 1, characterized in that: Support feet (5) are provided at both ends of the bottom of the housing (1) close to the speaker (4); A gasket (51) is provided on the supporting foot (5).

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