CN216743701U - But eyeshield angle regulation's intelligent response cloud blackboard - Google Patents

Abstract

The present application relates to an intelligent sensor cloud blackboard with adjustable angle for eye protection, which includes a blackboard. The blackboard adopts a pin to rotate and connect a support frame. , the stopper runs through the support frame to form a limit groove, the outer wall of the sliding rod is sleeved with the spring, the extension end of the sliding rod is fixedly connected to the clamping block, the clamping block is contacted and connected in the clamping groove, and the clamping groove is in a circular array around the center of the circle. It is fixed on the side wall of the blackboard, and the handle is moved so that the handle drives the sliding rod to slide along the limit slot, and the spring is compressed and deformed, so that the block is far away from the slot, and the blackboard is rotated to any angle, so that the blackboard rotates around the pin on the side wall of the support frame. , after turning to a suitable angle, release the handle, the spring is deformed and reset, so that the card block is locked in the card slot to achieve fixation, and the content of the blackboard needs to be displayed to different angles.

Description

An intelligent sensor cloud blackboard with adjustable angle for eye protection

technical field

The present application relates to the technical field of teaching equipment, in particular to an intelligent sensor cloud blackboard with adjustable angle for eye protection.

Background technique

With the rapid development of electronic technology, electronic blackboards are becoming more and more common. Electronic blackboards mainly display the teaching content on the computer side through the display board.

However, the existing blackboard cannot adjust the angle of the teacher according to the size of the teacher and the distance from the staff, and cannot display his content in multiple directions. Therefore, those skilled in the art provide an intelligent sensing cloud blackboard with an adjustable angle for eye protection, to solve the above-mentioned problems in the background art.

Utility model content

In order to solve the problems raised in the above background art, the present application provides an intelligent sensing cloud blackboard with adjustable angle for eye protection.

The intelligent sensing cloud blackboard with adjustable angle for eye protection provided by the present application adopts the following technical solutions:

An intelligent induction cloud blackboard with adjustable angle for eye protection, including a blackboard, the blackboard adopts a pin to rotate and connect a support frame, the side wall of the support frame is penetrated and slidably connected to a sliding rod, and the outer wall of the sliding rod is fixedly connected by a coaxial line A stopper, the stopper runs through the support frame to form a limit groove, the outer wall of the sliding rod is sleeved with a spring, the extension end of the sliding rod is fixedly connected to a clamping block, the clamping block is contacted and connected in the clamping groove, and the clamping block is connected to the clamping groove. The grooves run through the chuck in a circular array around the center of the circle, and the chuck is fixed on the side wall of the blackboard.

By adopting the above technical solution, the sliding rod slides along the limit slot, and the spring compresses and deforms, so that the clamping block is far away from the clamping slot, and the blackboard is rotated to any angle, so that the blackboard rotates around the pin on the side wall of the support frame. When the handle is opened, the spring is deformed and reset, so that the clamping block is clamped in the clamping slot to realize fixation.

Preferably, the middle part of the bottom end of the support frame is fixed to the rotating shaft, the outer wall of the rotating shaft is fixed to the main gear coaxially, the main gear is meshed with the driven teeth, and the middle part of the driven teeth is vertically fixed to the driven shaft, so The upper and lower ends of the driven shaft are rotatably connected in the support shaft, one side of the inner wall of the support shaft is fixedly connected to the inner teeth, the inner teeth are meshed with the driven teeth, and the other side of the inner wall of the support shaft is fixedly connected to the clamping unit The clamping unit is contacted and connected to the side wall of the main gear, the bottom end of the support shaft is fixed on the bottom plate, and the bottom end of the bottom plate is provided with a pulley.

By adopting the above technical solution, when the content of the blackboard needs to be displayed from different angles, the hand-held blackboard rotates in the horizontal direction, the rotating shaft drives the main gear to rotate and meshes with the driven teeth, and drives the driven teeth to mesh with the internal teeth, so that the support shaft outside the internal teeth It rotates relative to the blackboard on the rotating shaft, and is under the action of the corrugated sheet and the pin transfer in the clamping unit. When manually pressing and rotating, the waveform is deformed, so that the clamping rod in the clamping unit is offset, which does not affect the rotation. Reset and snap to ensure a stable state and avoid affecting the display.

Preferably, the side wall of the block vertically penetrates the limit rod, the two ends of the limit rod are respectively fixed to the inner wall of the limit groove, the side end of the limit rod is fixed to the handle, and the handle is provided with anti-slip threads .

By adopting the above technical solution, the limit rod performs the limit and limit function.

Preferably, the clamping unit is a triangular connecting block pin to transfer a clamping rod, and the side walls of the triangular connecting block located on both sides of the clamping rod are fixed to the corrugated sheet.

By adopting the above technical solutions, the snap-action unit can ensure a stable state when not being pressed, so as to avoid affecting the display.

To sum up, the present application includes the following beneficial technical effects:

When the device is in use, it is necessary to adjust the most suitable inclination angle in the vertical direction according to the distance of the person or the height of the person, pull the handle, so that the handle drives the sliding rod to slide along the limit groove, and the spring compresses and deforms, so that the card The block is far away from the card slot, and the blackboard is rotated to any angle, so that the blackboard rotates around the pin on the side wall of the support frame. After turning to a suitable angle, the handle is released, and the spring is deformed and reset, so that the card block is locked in the card slot to achieve fixation. Display the content of the blackboard from different angles, hold the blackboard and rotate it horizontally, the rotating shaft drives the main gear to rotate and mesh with the driven teeth, and drives the driven teeth to mesh with the internal teeth, so that the support shaft outside the internal teeth and the blackboard on the rotating shaft rotate relative to each other. And due to the action of the corrugated sheet and the pin transfer in the clamping unit, when the manual pressing and rotation is performed, the waveform is deformed, so that the clamping rod in the clamping unit is offset, which does not affect the rotation. , to avoid affecting the display.

Description of drawings

1 is a schematic structural diagram of an intelligent sensing cloud blackboard with an adjustable angle for eye protection in an embodiment of the present application;

2 is a schematic diagram of a connection structure between a sliding rod and a stopper in the embodiment of the present application;

Fig. 3 is the cutaway schematic diagram of the angle A-A in Fig. 1 in the embodiment of the present application;

Fig. 4 is the cutaway schematic diagram of the B-B perspective in Fig. 1 in the embodiment of the present application;

FIG. 5 is an enlarged schematic diagram of part B in FIG. 1 in an embodiment of the present application.

Description of reference signs: 1. Blackboard; 2. Supporting frame; 3. Slide bar; 4. Block; 5. Spring; 6. Block; 7. Limit slot; 8. Chuck; , rotating shaft; 11, supporting shaft; 12, main gear; 13, clamping unit; 14, driven tooth; 15, driven shaft; 16, internal tooth; 21, pulley; 22, handle; 23, limit rod.

Detailed ways

The present application will be further described in detail below in conjunction with accompanying drawings 1-5.

The embodiment of the present application discloses an intelligent sensing cloud blackboard with adjustable angle for eye protection. 1-5, an intelligent sensor cloud blackboard with adjustable angle for eye protection includes a blackboard 1, the blackboard 1 uses pins to rotate and connect to a support frame 2, and the side wall of the support frame 2 penetrates and slides to connect a slide bar 3, and the outer wall of the slide bar 3 is connected. The coaxial line is fixed to the block 4, the side wall of the block 4 vertically penetrates the limit rod 23, the two ends of the limit rod 23 are respectively fixed to the inner wall of the limit groove 7, and the side end of the limit rod 23 is fixed to the handle 22, the handle 22 There are anti-skid threads on it, the stopper 4 penetrates the support frame 2 to form a limit groove 7, the outer wall of the sliding rod 3 is sleeved with the spring 5, the extension end of the sliding rod 3 is fixedly connected to the clamping block 6, and the clamping block 6 is contacted and connected in the clamping groove 9 , the sliding rod 3 slides along the limit slot 7, and the spring 5 is compressed and deformed, so that the clamping block 6 is far away from the clamping slot 9. The clamping slot 9 runs through the chuck 8 in an annular array around the center of the circle, and the chuck 8 is fixed on the side wall of the blackboard 1. Rotate the blackboard 1 to any angle, so that the blackboard 1 rotates around the pin on the side wall of the support frame 2. After turning to an appropriate angle, release the handle 22, and the spring 5 deforms and resets, so that the locking block 6 is locked in the locking slot 9 to achieve fixation.

The middle part of the bottom end of the support frame 2 is fixed to the rotating shaft 10, the outer wall of the rotating shaft 10 is fixed to the main gear 12 coaxially, the main gear 12 is meshed with the driven tooth 14, and the middle part of the driven tooth 14 is vertically fixed to the driven shaft 15, the driven shaft 15 The upper and lower ends are rotatably connected in the support shaft 11. One side of the inner wall of the support shaft 11 is fixedly connected to the inner teeth 16, and the inner teeth 16 are engaged with the driven teeth 14. The unit 13 is a triangular connecting block pin to transfer the clamping rod, and the side walls of the triangular connecting block located on both sides of the clamping rod are fixed to the corrugated sheet, and the clamping unit 13 is connected to the side wall of the main gear 12. The content of the blackboard 1 is held in hand, and the blackboard 1 is rotated horizontally. The rotating shaft 10 drives the main gear 12 to rotate and meshes with the driven teeth 14, and drives the driven teeth 14 to mesh with the inner teeth 16, so that the support shaft 11 outside the inner teeth 16 and the rotating shaft 10 The blackboard 1 is relatively rotated, the bottom end of the support shaft 11 is fixed on the bottom plate, and the bottom end of the bottom plate is provided with a pulley 21, which is subjected to the action of the corrugated sheet and the pin transfer in the clamping unit 13, and the waveform is deformed when manually pressing and rotating. The clamping rod in the clamping unit 13 is offset so as not to affect the rotation. After rotation, it is reset and clamped to ensure a stable state and avoid affecting the display.

The implementation principle of the intelligent sensing cloud blackboard with adjustable angle for eye protection according to the embodiment of the present application is as follows: when the device is in use, it is necessary to adjust the most suitable inclination angle in the vertical direction according to the distance of the person or the height of the person. Pull the handle 22, so that the handle 22 drives the sliding rod 3 to slide along the limit slot 7, the spring 5 is compressed and deformed, so that the clamping block 6 is away from the clamping slot 9, and the blackboard 1 is rotated to any angle, so that the blackboard 1 surrounds the side wall of the support frame 2. Rotate the pin, turn it to an appropriate angle and release the handle 22, the spring 5 is deformed and reset, so that the block 6 is locked in the card slot 9 to achieve fixation, when the content of the blackboard 1 needs to be displayed to different angles, hold the blackboard 1 horizontally Rotation, the rotating shaft 10 drives the main gear 12 to rotate and meshes with the driven teeth 14, and drives the driven teeth 14 to mesh with the inner teeth 16, so that the support shaft 11 outside the inner teeth 16 rotates relatively with the blackboard 1 on the rotating shaft 10, and is clamped. The function of the corrugated sheet and the pin transfer in the unit 13 is that when the manual pressing and rotation is performed, the waveform is deformed, so that the clamping rod in the clamping unit 13 is offset, which does not affect the rotation. Influence display.

The above are all preferred embodiments of the present application, and are not intended to limit the protection scope of the present application. Therefore: all equivalent changes made according to the structure, shape and principle of the present application should be covered within the scope of the present application. Inside.

Claims (4)

1. An intelligent induction cloud blackboard with adjustable angle for eye protection, comprising a blackboard (1), characterized in that: the blackboard (1) adopts a pin to rotate and connect a support frame (2), and the side wall of the support frame (2) A sliding rod (3) is penetrated and slidably connected, the outer wall of the sliding rod (3) is coaxially fixed to a block (4), and the block (4) penetrates the support frame (2) to form a limit groove (7) , the outer wall of the sliding rod (3) is sleeved with the spring (5), the protruding end of the sliding rod (3) is fixedly connected to the clamping block (6), and the clamping block (6) is contacted and connected in the clamping slot (9) The clamping grooves (9) are arranged in an annular array around the center of the circle and pass through the chuck (8), and the chuck (8) is fixed on the side wall of the blackboard (1). 2. The intelligent sensing cloud blackboard with adjustable angle for eye protection according to claim 1, characterized in that: the middle part of the bottom end of the support frame (2) is fixed to the rotating shaft (10), and the outer wall of the rotating shaft (10) The main gear (12) is fixed to the coaxial line, the main gear (12) is meshed with the driven teeth (14), and the middle of the driven teeth (14) is vertically fixed to the driven shaft (15), and the driven teeth (14) are vertically fixed to the driven shaft (15). The upper and lower ends of the shaft (15) are rotatably connected in the support shaft (11), the inner teeth (16) are fixedly connected to one side of the inner wall of the support shaft (11), and the inner teeth (16) mesh with the driven teeth (14). The other side of the inner wall of the support shaft (11) is fixedly connected to the clamping unit (13), the clamping unit (13) is in contact with the side wall of the main gear (12), and the bottom of the supporting shaft (11) The end is fixed on the bottom plate, and the bottom end of the bottom plate is provided with a pulley (21). 3. The intelligent sensing cloud blackboard with adjustable angle for eye protection according to claim 1, characterized in that: the side wall of the stopper (4) vertically penetrates the limit rod (23), and the limit rod ( 23) Both ends are respectively fixed on the inner wall of the limit groove (7), the side end of the limit rod (23) is fixed with the handle (22), and the handle (22) is provided with anti-slip threads. 4. The intelligent induction cloud blackboard with adjustable angle for eye protection according to claim 2, characterized in that: the clamping unit (13) is a triangular connecting block pin transfer clamping rod, and is located on both sides of the clamping rod The side wall of the triangular connection block is fixed with the corrugated sheet.

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