Broadcasting device for intelligent information technology teaching

Abstract

The utility model discloses a broadcasting device for intelligent information technology teaching, which relates to the technical field of information teaching and comprises a broadcasting device, control keys are arranged on the broadcasting device, a dustproof shell is arranged below the broadcasting device, a lifting plate is movably mounted in the dustproof shell, the broadcasting device is mounted on the lifting plate, a first connecting block is mounted in the dustproof shell, and a second connecting block is mounted in the dustproof shell. A first movable rod is rotationally installed on the first connecting block, a first sliding block is installed at the bottom of the lifting plate in a sliding mode, the first movable rod and a second movable rod are both rotationally installed on the connecting shaft, a motor is installed on the outer wall of the dustproof shell, the second sliding block is installed on the threaded sleeve, a supporting rod is installed on the lifting plate, and a dustproof plate is installed on the supporting rod. Through the design of a dustproof shell, a dustproof plate, a cover plate, a first movable rod, a second movable rod and other mechanisms, dust in the broadcasting device is prevented from entering the broadcasting device through a loudspeaking hole when the broadcasting device is not used, and the sound quality of the broadcasting device during broadcasting is not affected.

Description

Technical Field

[0001] The utility model relates to the field of information teaching technology, and in particular to a broadcasting device for intelligent information technology teaching. Background Art

[0002] Information technology teaching is a form of modern teaching. Information technology teaching specifically refers to the teaching of technologies related to computers, networks and communications. The connotation of information technology teaching consists of two parts: information technology courses and the integration of information technology with other disciplines.

[0003] When teaching information technology, a voice broadcast device is needed to play important teaching voices. Since the voice broadcast device is only used during teaching and a speaker hole is provided on the voice broadcast device, when the voice broadcast device is not in use, dust is easily accumulated on the voice broadcast device. Over time, dust is easy to enter the device through the speaker hole, which will have an adverse effect on the sound quality of the device's broadcast. Therefore, an intelligent voice broadcast device for information technology teaching is needed to meet people's needs. Utility Model Content

[0004] The purpose of the utility model is to provide an intelligent broadcasting device for information technology teaching, so as to solve the problem raised in the above background technology that when the voice broadcasting device is not in use, the voice broadcasting device is prone to accumulate dust. Over a long period of time, the dust is easy to enter the inside of the device through the speaker hole, which will have an adverse effect on the sound quality of the device broadcasting.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a broadcasting device for intelligent information technology teaching, comprising a broadcasting device, a control button is arranged on the broadcasting device, a dustproof shell is arranged below the broadcasting device, a lifting plate is movably installed in the dustproof shell, the broadcasting device is installed on the lifting plate, a first connecting block is installed in the dustproof shell, a first movable rod is rotatably installed on the first connecting block, a first slider is slidably installed at the bottom of the lifting plate, a second connecting block is installed at the bottom of the lifting plate, the other end of the first movable rod is rotatably installed on the first slider, a second movable rod is rotatably installed on the second connecting block, a second slider is slidably installed in the dustproof shell, the other end of the second movable rod is rotatably installed on the second slider, a connecting shaft is inserted in the first movable rod and the second movable rod, the first movable rod and the second movable rod are both rotatably installed on the connecting shaft, a motor is installed on the outer wall of the dustproof shell, a screw is installed on the output end of the motor, a screw sleeve is sleeved on the outer wall of the screw, the second slider is installed on the screw sleeve, a support rod is installed on the lifting plate, and a dustproof plate is installed on the support rod.

[0006] Preferably, a first slide rail is installed at the bottom of the lifting plate, and the first sliding block is slidably installed on the first slide rail.

[0007] Preferably, a second slide rail is installed on the inner wall of the dustproof shell, and the second sliding block is slidably installed on the second slide rail.

[0008] Preferably, both ends of the connecting shaft are installed with limiting rings, and the two limiting rings are respectively distributed on one side of the first movable rod and the second movable rod.

[0009] Preferably, a cover plate is provided on the dustproof plate, and a pull ring is installed on the cover plate.

[0010] Preferably, a through opening is formed on the dustproof plate, a magnet is installed on the through opening, an iron frame is installed on the cover plate, and the magnet fits the iron frame.

[0011] Preferably, a power supply box is installed on the lifting plate, and a built-in power supply is arranged in the power supply box.

[0012] Preferably, a support block is installed in the dustproof shell, and one end of the screw is rotatably installed in the support block.

[0013] The beneficial effects of the utility model are:

[0014] In the utility model, through the design of the dustproof shell, dustproof plate, cover plate, first movable rod, second movable rod and other mechanisms, when the broadcasting device is not in use, the second slider slides to the right on the second slide rail to drive the second movable rod to rotate, the rotation of the second movable rod drives the first movable rod to rotate, the rotation of the first movable rod drives the first slider to slide to the right on the first slide rail, the rotation of the first movable rod and the second movable rod drives the lifting plate to descend, the descent of the lifting plate drives the broadcasting device to enter the dustproof shell, at this time the dustproof plate and the cover plate will cover the dustproof shell, the dustproof shell, the dustproof plate and the cover plate can separate the broadcasting device from the external environment, to prevent the internal dust of the broadcasting device from entering the interior of the broadcasting device through the speaker hole when the broadcasting device is not in use, thereby affecting the sound quality of the broadcasting device when broadcasting.

[0015] In the utility model, through the design of mechanisms such as the screw, the screw sleeve, the magnet, and the iron frame, when the broadcasting device needs to be used, the motor can be started, the rotation of the motor will drive the screw to rotate, the rotation of the screw will drive the screw sleeve to move forward on the outer wall of the screw, the forward movement of the screw sleeve will drive the second slider to slide to the left on the second slide rail, and the connection action of the connecting shaft can drive the first slider to slide to the left on the first slide rail, thereby driving the first movable rod and the second movable rod to rotate to lift the lifting plate from the dustproof shell, and the broadcasting device can be driven to leave the dustproof shell. At this time, the pull ring can be pulled upwards to separate the magnet and the iron frame to remove the cover plate, and the control button can be operated through the opening to enable the broadcasting device to perform voice broadcasting. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the main structure of the intelligent information technology teaching broadcasting device proposed by the utility model;

[0017] Figure 2 This is a three-dimensional structural diagram of the intelligent information technology teaching broadcasting device proposed by the utility model;

[0018] Figure 3 A schematic diagram of the internal structure of the dustproof shell of the intelligent information technology teaching broadcasting device proposed by the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the lifting plate, the first slider, etc. of the intelligent information technology teaching broadcasting device proposed by the utility model;

[0020] Figure 5 This is a schematic diagram of the structure of the dustproof plate, cover plate, etc. of the intelligent information technology teaching broadcasting device proposed by the utility model.

[0021] In the figure: 1. broadcast device; 2. control button; 3. dust cover; 4. lifting plate; 5. first connecting block; 6. first movable rod; 7. first slider; 8. second connecting block; 9. second movable rod; 10. second slider; 11. connecting shaft; 12. motor; 13. screw rod; 14. screw sleeve; 15. support rod; 16. dust cover; 17. first slide rail; 18. second slide rail; 19. limiting ring; 20. cover plate; 21. pull ring; 22. through port; 23. magnet; 24. iron frame; 25. power supply box; 26. built-in power supply; 27. support block. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] Example 1: Reference Figure 1-5, a broadcasting device for intelligent information technology teaching includes a broadcasting device 1, a control button 2 is arranged on the broadcasting device 1, a dustproof shell 3 is arranged below the broadcasting device 1, a lifting plate 4 is movably installed in the dustproof shell 3, the broadcasting device 1 is installed on the lifting plate 4, a first connecting block 5 is installed in the dustproof shell 3, a first movable rod 6 is rotatably installed on the first connecting block 5, a first slider 7 is slidably installed at the bottom of the lifting plate 4, a second connecting block 8 is installed at the bottom of the lifting plate 4, the other end of the first movable rod 6 is rotatably installed on the first slider 7, a second movable rod 9 is rotatably installed on the second connecting block 8, a second slider 10 is slidably installed in the dustproof shell 3, and the other end of the second movable rod 9 is rotatably installed on the second slider On the block 10, the first movable rod 6 and the second movable rod 9 are plugged with a connecting shaft 11, the first movable rod 6 and the second movable rod 9 are both rotatably mounted on the connecting shaft 11, the outer wall of the dustproof shell 3 is mounted with a motor 12, the output end of the motor 12 is mounted with a screw 13, the outer wall of the screw 13 is sleeved with a screw sleeve 14, the second slider 10 is mounted on the screw sleeve 14, the lifting plate 4 is mounted with a support rod 15, and the support rod 15 is mounted with a dustproof plate 16. All electrical equipment of the utility model is powered by a built-in power supply 26. When the broadcasting device 1 is not in use, the motor 12 is started, and the rotation of the motor 12 will drive the screw sleeve 14 to move to the right on the outer wall of the screw 13, and the rightward movement of the screw sleeve 14 will drive the second slider 10 to move to the right on the outer wall of the screw 13. Sliding rightward on the second slide rail 18 will drive the second movable rod 9 to rotate, and the rotation of the second movable rod 9 will drive the first movable rod 6 to rotate, and the rotation of the first movable rod 6 will drive the first slider 7 to slide rightward on the first slide rail 17, and the rotation of the first movable rod 6 and the second movable rod 9 will drive the lifting plate 4 to descend, and the descent of the lifting plate 4 will drive the broadcasting device 1 to enter the dustproof shell 3. At this time, the dustproof plate 16 and the cover plate 20 will cover the dustproof shell 3. The dustproof shell 3, the dustproof plate 16, and the cover plate 20 can separate the broadcasting device 1 from the external environment, so as to prevent the internal dust of the broadcasting device 1 from entering the interior of the broadcasting device 1 through the Yang sound hole when the broadcasting device 1 is not in use, thereby affecting the sound quality of the broadcasting device 1 during broadcasting. When the device 1 is installed, the motor 12 is reversed. The rotation of the motor 12 drives the screw 13 to rotate. The rotation of the screw 13 drives the screw sleeve 14 to move forward on the outer wall of the screw 13. The forward movement of the screw sleeve 14 drives the second slider 10 to slide to the left on the second slide rail 18. The connection of the connecting shaft 11 can drive the first slider 7 to slide to the left on the first slide rail 17, thereby driving the first movable rod 6 and the second movable rod 9 to rotate to lift the lifting plate 4 from the dustproof shell 3, and the broadcasting device 1 can be driven to leave the dustproof shell 3. At this time, the pull ring 21 can be pulled upward to separate the magnet 23 and the iron frame 24 to remove the cover plate 20, and the control button 2 can be operated through the opening 22 to enable the broadcasting device 1 to perform voice broadcasting.

[0024] Example 2: Reference Figure 3 , Figure 4A first slide rail 17 is installed at the bottom of the lifting plate 4, and the first slider 7 is slidably installed on the first slide rail 17. A second slide rail 18 is installed on the inner wall of the dustproof shell 3, and the second slider 10 is slidably installed on the second slide rail 18. Limiting rings 19 are installed at both ends of the connecting shaft 11. The two limiting rings 19 are respectively distributed on one side of the first movable rod 6 and the second movable rod 9. Through the setting of the first slide rail 17, the first slider 7 slides on the first slide rail 17 to drive the first movable rod 6 to rotate. Through the setting of the second slide rail 18, the second slider 10 slides on the second slide rail 18 to drive the second movable rod 9 to rotate. The rotation of the first movable rod 6 and the second movable rod 9 can drive the broadcasting device 1 to rise or fall, and the broadcasting device 1 is managed. Through the setting of the two limiting rings 19, the connecting shaft 11 can be prevented from falling off the first movable rod 6 and the second movable rod 9.

[0025] Reference Figure 5 In order not to affect the operation of the broadcasting device 1, a cover plate 20 is provided on the dustproof plate 16, and a pull ring 21 is installed on the cover plate 20. A through opening 22 is opened on the dustproof plate 16, and a magnet 23 is installed on the through opening 22. An iron frame 24 is installed on the cover plate 20, and the magnet 23 fits the iron frame 24. The pull ring 21 can be pulled upward to separate the magnet 23 and the iron frame 24 to remove the cover plate 20. The control button 2 can be operated through the through opening 22 to make the broadcasting device 1 perform voice broadcasting without affecting the operation of the broadcasting device 1.

[0026] Reference Figure 2 In order to facilitate the use of the device, a power box 25 is installed on the lifting plate 4. A built-in power supply 26 is provided in the power box 25. The built-in power supply 26 can be used to power the broadcasting device 1 and the motor 12. No external power supply is required, which is more convenient.

[0027] Reference Figure 3 In order to improve the rotation stability of the screw 13, a support block 27 is installed in the dustproof shell 3. One end of the screw 13 is rotatably installed in the support block 27. Through the setting of the support block 27, the screw 13 is rotatably installed in the support block 27. The support block 27 can provide stable support for the screw 13, thereby improving the stability of the screw 13 during rotation.

[0028] Working principle of the utility model: all electrical equipment of the utility model is powered by the built-in power supply 26. When the broadcasting device 1 is not in use, the motor 12 is started. The rotation of the motor 12 will drive the screw sleeve 14 to move to the right on the outer wall of the screw rod 13. The rightward movement of the screw sleeve 14 will drive the second slider 10 to slide to the right on the second slide rail 18, which will drive the second movable rod 9 to rotate. The rotation of the second movable rod 9 will drive the first movable rod 6 to rotate. The rotation of the first movable rod 6 will drive the first slider 7 to slide to the right on the first slide rail 17. The rotation of the first movable rod 6 and the second movable rod 9 will drive the lifting plate 4 to descend. The descent of the lifting plate 4 will drive the broadcasting device 1 to enter the dustproof shell 3. At this time, the dustproof plate 16 and the cover plate 20 will cover the dustproof shell 3. The broadcasting device 1 can be separated from the external environment by the dustproof shell 3, the dustproof plate 16, and the cover plate 20 to avoid the broadcasting device 1 from being damaged. When the device 1 is not in use, the dust inside enters the inside of the broadcasting device 1 through the sound hole, affecting the sound quality of the broadcasting device 1 during broadcasting. When the broadcasting device 1 needs to be used, the motor 12 is reversed, and the rotation of the motor 12 drives the screw 13 to rotate. The rotation of the screw 13 drives the screw sleeve 14 to move forward on the outer wall of the screw 13. The forward movement of the screw sleeve 14 drives the second slider 10 to slide leftward on the second slide rail 18, and the connection effect of the connecting shaft 11 can drive the first slider 7 to slide leftward on the first slide rail 17, thereby driving the first movable rod 6 and the second movable rod 9 to rotate to lift the lifting plate 4 from the dustproof shell 3, and the broadcasting device 1 can be driven to leave the dustproof shell 3. At this time, the pull ring 21 can be pulled upward to separate the magnet 23 and the iron frame 24 to remove the cover plate 20, and the control button 2 can be operated through the through hole 22 to make the broadcasting device 1 perform voice broadcasting.

[0029] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An intelligent information technology teaching broadcasting device, comprising a broadcasting device (1), wherein the broadcasting device (1) is provided with a control button (2), characterized in that: A dustproof shell (3) is provided below the broadcasting device (1), a lifting plate (4) is movably mounted in the dustproof shell (3), the broadcasting device (1) is mounted on the lifting plate (4), a first connecting block (5) is mounted in the dustproof shell (3), a first movable rod (6) is rotatably mounted on the first connecting block (5), a first sliding block (7) is slidably mounted on the bottom of the lifting plate (4), a second connecting block (8) is mounted on the bottom of the lifting plate (4), the other end of the first movable rod (6) is rotatably mounted on the first sliding block (7), a second movable rod (9) is rotatably mounted on the second connecting block (8), and a first movable rod (9) is slidably mounted in the dustproof shell (3). A second slider (10) is provided, the other end of the second movable rod (9) is rotatably mounted on the second slider (10), a connecting shaft (11) is inserted into the first movable rod (6) and the second movable rod (9), and the first movable rod (6) and the second movable rod (9) are both rotatably mounted on the connecting shaft (11), a motor (12) is mounted on the outer wall of the dustproof housing (3), a screw rod (13) is mounted on the output end of the motor (12), a screw sleeve (14) is sleeved on the outer wall of the screw rod (13), the second slider (10) is mounted on the screw sleeve (14), a support rod (15) is mounted on the lifting plate (4), and a dustproof plate (16) is mounted on the support rod (15).

2. The intelligent information technology teaching broadcasting device according to claim 1 is characterized in that: A first slide rail (17) is installed at the bottom of the lifting plate (4), and the first sliding block (7) is slidably installed on the first slide rail (17).

3. The intelligent information technology teaching broadcasting device according to claim 1 is characterized in that: A second slide rail (18) is installed on the inner wall of the dustproof shell (3), and the second sliding block (10) is slidably installed on the second slide rail (18).

4. The intelligent information technology teaching broadcasting device according to claim 1 is characterized in that: Limiting rings (19) are installed at both ends of the connecting shaft (11), and the two limiting rings (19) are respectively distributed on one side of the first movable rod (6) and the second movable rod (9).

5. The intelligent information technology teaching broadcasting device according to claim 1 is characterized in that: The dustproof plate (16) is provided with a cover plate (20), and a pull ring (21) is installed on the cover plate (20).

6. The intelligent information technology teaching broadcasting device according to claim 5 is characterized by: The dustproof plate (16) is provided with a through opening (22), a magnet (23) is mounted on the through opening (22), an iron frame (24) is mounted on the cover plate (20), and the magnet (23) is fitted to the iron frame (24).

7. The intelligent information technology teaching broadcasting device according to claim 1 is characterized in that: A power supply box (25) is installed on the lifting plate (4), and a built-in power supply (26) is arranged in the power supply box (25).

8. The intelligent information technology teaching broadcasting device according to claim 3 is characterized by: A support block (27) is installed in the dustproof shell (3), and one end of the screw rod (13) is rotatably installed in the support block (27).

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