Disclosure of Invention
In order to overcome the defects that the desktop of a platform is generally flat, a teacher may not clearly see the content on the teaching materials due to the angle problem, the teaching materials are not pressed, and the teaching materials may be turned over in the wind, the invention aims to provide the intelligent teaching material placing support which is convenient for the teacher to see the content on the teaching materials and can prevent the teaching materials from turning over.
The technical scheme is as follows: an intelligent teaching material placing support comprises a support and a first rotating shaft, wherein the first rotating shaft is rotatably connected to one side of the top of the support; the first rotating shaft is connected with a book placing plate; the rotating mechanism is arranged on one side of the bracket; and one side of the book placing plate is provided with the clamping mechanism.
As an improvement of the scheme, the rotating mechanism comprises a pressure sensor, and the pressure sensor is embedded on the upper side of the book placing plate; the speed reducing motor is mounted on one side of the support, and an output shaft of the speed reducing motor is fixedly connected with the first rotating shaft; the stop key is mounted on the upper side of the bracket; the arc track is connected to one side, close to the stop key, of the support; the handle is sleeved on the arc track, and friction force exists between the handle and the arc track; the starting key is arranged on the handle; the lower side of the book placing plate is connected with a first contact block, and the first contact block is in contact with the stop key.
As an improvement of the scheme, the clamping mechanism comprises a transparent pressing plate, and the middle part of one side of the book placing plate is connected with the transparent pressing plate; the transparent pressing block is arranged on the transparent pressing plate in a sliding mode; the transparent pressing block is sleeved with a first spring, and two ends of the first spring are connected with the transparent pressing plate and the transparent pressing block respectively.
As an improvement of the scheme, the device also comprises a feeding mechanism, wherein the feeding mechanism comprises a first rail, and the first rail is arranged on both sides of the top of the support; the first rails are all provided with second rails in a sliding manner; the first rail is sleeved with a first spring, and two ends of the first spring are respectively connected with the first rail and the second rail; and a push plate is arranged between the second rails.
As an improvement of the scheme, the bracket further comprises a clamping mechanism, the clamping mechanism comprises clamping blocks, and the clamping blocks are connected to two sides of the top of the bracket; the clamping blocks are all provided with sliding blocks in a sliding manner; the first electromagnets are mounted on the sliding blocks; the second electromagnets are arranged on the sliding blocks in a sliding manner; the second electromagnets are sleeved with third springs, and two ends of each third spring are respectively connected with the sliding block and the second electromagnet; the pull plates are rotatably connected to one sides of the sliding blocks and are rotatably connected with the book placing plate; and the torsion spring is arranged at the joint of the pulling plate and the book placing plate.
As an improvement of the above scheme, the device further comprises a lighting mechanism, wherein the lighting mechanism comprises a connecting plate, and at least two connecting plates are connected to the first rotating shaft; one of the connecting plates is provided with the photosensitive sensor; the illuminating lamp is arranged between the connecting plates.
As an improvement of the scheme, the device further comprises an auxiliary mechanism, wherein the auxiliary mechanism comprises a cleaning block, mounting grooves are formed in two sides of the bottom of the transparent pressing block, and the cleaning block is connected in the mounting grooves; the mounting grooves are internally connected with at least two fixing blocks; the second rotating shaft is rotatably arranged between the fixed blocks on the same side; and the rollers are arranged on the second rotating shafts and are in contact with the cleaning block.
As the improvement of above-mentioned scheme, still including the circuit box, the circuit box is installed to the upside of support, install switching power supply and power module in the circuit box, switching power supply is the power supply of whole device, switching power supply's output and power module pass through electric connection, there is the power master switch through the line connection on the power module, control module and power module pass through electric connection, last DS1302 clock circuit and the 24C02 circuit of being connected with of control module, pressure sensor, the start key, stop key and photosensitive induction ware all pass through electric connection with control module, gear motor, first electro-magnet, second electro-magnet and light all pass through peripheral circuit with control module and are connected.
The invention has the following advantages:
1. the book placing plate can be adjusted to a proper inclination angle through the rotating mechanism, a teacher can conveniently watch the content on the teaching material, and the clamping mechanism can press the teaching material to prevent the teaching material from turning.
2. The transparent pressing block can be pressed by the feeding mechanism, so that a teacher does not need to press the transparent pressing block all the time, and the transparent pressing block is convenient to use.
3. The invention can prevent the book placing plate from shifting through the clamping mechanism.
4. The teaching material can provide illumination when the light is dark through the illumination mechanism, so that a teacher can better see the content on the teaching material clearly.
5. The auxiliary mechanism can reduce the friction force, so that the teacher can turn the teaching materials more smoothly.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the rotating mechanism of the present invention.
Fig. 3 is a schematic perspective view of the clamping mechanism of the present invention.
Fig. 4 is a schematic perspective view of the feeding mechanism of the present invention.
Fig. 5 is a schematic partial perspective view of the locking mechanism of the present invention.
Fig. 6 is a schematic perspective view of the illumination mechanism of the present invention.
Fig. 7 is a schematic perspective view of the auxiliary mechanism of the present invention.
Fig. 8 is a partial perspective view of the auxiliary mechanism of the present invention.
Fig. 9 is a circuit block diagram of the present invention.
Fig. 10 is a schematic circuit diagram of the present invention.
Number designation in the figures: 1-bracket, 2-first rotating shaft, 3-book placing plate, 4-circuit box, 5-rotating mechanism, 51-pressure sensor, 52-reducing motor, 53-handle, 54-start key, 55-stop key, 56-first contact block, 57-circular arc track, 6-clamping mechanism, 61-transparent pressing plate, 62-transparent pressing block, 63-first spring, 7-feeding mechanism, 71-first track, 72-second track, 73-second spring, 74-pushing plate, 8-clamping mechanism, 81-clamping block, 82-sliding block, 83-first electromagnet, 84-second electromagnet, 85-third spring, 86-pulling plate, 87-torsion spring, 9-lighting mechanism, 91-connecting plate, 92-photosensitive sensor, 93-illuminating lamp, 10-auxiliary mechanism, 101-roller, 102-fixing block, 103-second rotating shaft, 104-cleaning block and 105-mounting groove.
Detailed Description
The following further describes the technical solution with reference to specific embodiments, and it should be noted that: the words upper, lower, left, right, and the like used herein to indicate orientation are merely for the location of the illustrated structure in the corresponding figures. The serial numbers of the parts are themselves numbered herein, for example: first, second, etc. are used solely to distinguish one from another as to objects described herein, and do not have any sequential or technical meaning. The application states that: the connection and coupling, unless otherwise indicated, include both direct and indirect connections (couplings).
Example 1
The utility model provides a support is placed to intelligence teaching material, as shown in figure 1, figure 2 and figure 3, including support 1, first pivot 2, put book board 3, rotary mechanism 5 and clamping mechanism 6, 1 top right side rotary type of support is connected with first pivot 2, is connected with on the first pivot 2 and puts book board 3, and rotary mechanism 5 is installed to 1 rear side right part of support, puts book board 3 right side mid-mounting and has clamping mechanism 6.
The rotating mechanism 5 comprises a pressure sensor 51, a speed reducing motor 52, a handle 53, a starting key 54, a stopping key 55, a first contact block 56 and an arc track 57, the pressure sensor 51 is embedded in the middle of the top of the book placing plate 3, the speed reducing motor 52 is installed at the right part of the rear side of the support 1, an output shaft of the speed reducing motor 52 is connected with the rear end of the first rotating shaft 2, the stopping key 55 and the arc track 57 are installed at the right rear side of the top of the support 1, the arc track 57 is located at the rear side of the stopping key 55, the handle 53 is sleeved on the arc track 57, friction force exists between the handle 53 and the arc track 57, the starting key 54 is installed at the front side of the handle 53, the first contact block 56 is connected to the right side of the bottom of the book placing.
The clamping mechanism 6 comprises a transparent pressing plate 61, a transparent pressing block 62 and a first spring 63, the middle part of the right side of the book placing plate 3 is connected with the transparent pressing plate 61, the transparent pressing plate 61 is slidably provided with the transparent pressing block 62, the transparent pressing block 62 is sleeved with the two first springs 63, and two ends of the first spring 63 are respectively connected with the transparent pressing plate 61 and the transparent pressing block 62.
The teacher presses a power supply main switch to electrify the whole device, the control module controls the pressure sensor 51 to work, the teacher then dials the handle 53, the handle 53 drives the start key 54 to move, the distance between the start key 54 and the first contact block 56 is adjusted, the closer the distance between the start key 54 and the first contact block 56 is, the smaller the rotation angle of the book placing plate 3 is, otherwise, the farther the distance between the start key 54 and the first contact block 56 is, the larger the rotation angle of the book placing plate 3 is, the teacher can adjust the book placing plate 3 to a proper inclination angle, the teacher can conveniently watch the content on the teaching material, after the adjustment is completed, the teacher places the teaching material on the book placing plate 3, the teaching material touches the pressure sensor 51, the pressure sensor 51 detects a pressure value, the pressure sensor 51 sends a signal, the control module receives the signal and then controls the speed reduction motor 52 to rotate clockwise, the speed reduction motor 52 drives the first rotating shaft 2 to rotate clockwise, the first rotating shaft 2 drives the book placing plate 3 to rotate clockwise, the book placing plate 3 drives the first contact block 56 to rotate clockwise, when the first contact block 56 rotates clockwise and touches the start key 54, the start key 54 sends a signal, the control module receives the signal and then controls the speed reducing motor 52 to be turned off, the teacher presses the transparent pressing block 62 downwards, the transparent pressing block 62 presses the teaching materials to prevent the teaching materials from turning over, the first spring 63 is compressed, when the device is not needed, the teacher loosens the transparent pressing block 62, the transparent pressing block 62 resets upwards under the action of the first spring 63 and then takes the teaching materials away from the book placing plate 3, the teaching materials do not press the pressure sensor 51 any more, the pressure sensor 51 cannot detect a pressure value, the pressure sensor 51 sends a signal, the control module receives the signal and then controls the speed reducing motor 52 to rotate anticlockwise, the speed reducing motor 52 drives the first rotating shaft 2 to rotate anticlockwise, the first rotating shaft 2 drives the book placing plate 3 to rotate anticlockwise, the book placing plate 3 drives the first contact block 56 to rotate anticlockwise, when the first contact block 56 rotates anticlockwise and touches the stop key 55, the stop key 55 sends a signal, and the control module controls the speed reduction motor 52 to be turned off after receiving the signal.
Example 2
On the basis of the embodiment 1, as shown in fig. 1, 4, 5, 6, 7 and 8, the device further comprises a feeding mechanism 7, wherein the feeding mechanism 7 comprises a first rail 71, a second rail 72, a second spring 73 and a push plate 74, the first rail 71 is mounted on the front side and the rear side of the right side of the top of the bracket 1, the second rail 72 is slidably mounted on each of the two first rails 71, the second spring 73 is sleeved on each of the two first rails 71, two ends of the second spring 73 are respectively connected with the first rail 71 and the second rail 72, and the push plate 74 is disposed between the two second rails 72.
When the book placing plate 3 rotates clockwise, the book placing plate 3 drives the teaching material to rotate clockwise, meanwhile, the teaching material can slide rightwards, when the teaching material touches the push plate 74, the teaching material pushes the push plate 74 to move rightwards, the push plate 74 drives the second rail 72 to move rightwards, the second spring 73 is compressed, when the push plate 74 moves rightwards and touches the transparent pressing block 62, the push plate 74 pushes the transparent pressing block 62 to move downwards, the transparent pressing block 62 presses the teaching material, the first spring 63 is compressed, the teacher does not need to press the transparent pressing block 62 at all times, the use is convenient, when the device is not used, the teacher takes the teaching material away from the book placing plate 3, the teaching material does not block the push plate 74 any more, the push plate 74 resets leftwards under the action of the second spring 73, the push plate 74 does not press the transparent pressing block 62 any more, and the transparent pressing block 62 resets upwards under the action of the first.
Still including screens mechanism 8, screens mechanism 8 is including screens piece 81, the slider 82, first electro-magnet 83, the second electro-magnet 84, third spring 85, arm-tie 86 and torsion spring 87, support 1 top left front and back both sides all are connected with screens piece 81, all slidingtype is equipped with slider 82 on two screens pieces 81, first electro-magnet 83 is all installed at two slider 82 tops, two slider 82 top right sides all slidingtype are equipped with second electro-magnet 84, all overlap on two second electro-magnets 84 and have third spring 85, the both ends of third spring 85 are connected with slider 82 and second electro-magnet 84 respectively, two slider 82 right sides all rotary type are connected with arm-tie 86, two arm-tie 86 all are connected with putting book board 3 rotary type, arm-tie 86 and putting book board 3's junction are equipped with torsion spring 87.
When the book placing plate 3 rotates clockwise, the book placing plate 3 drives the sliding block 82 to move rightwards through the pulling plate 86, the torsion spring 87 is twisted, the sliding block 82 drives the second electromagnet 84 to move rightwards, the blocking block 81 cannot block the second electromagnet 84 under the action of the third spring 85, when the book placing plate 3 stops rotating clockwise, the blocking block 81 blocks the second electromagnet 84, the second electromagnet 84 cannot move leftwards, so that the book placing plate 3 can be prevented from shifting, when a teacher takes away teaching materials from the book placing plate 3, the teaching materials cannot press the pressure sensor 51 any more, the pressure sensor 51 cannot detect a pressure value, the pressure sensor 51 sends a signal, the control module receives the signal and controls the first electromagnet 83 and the second electromagnet 84 to be electrified, the first electromagnet 83 and the second electromagnet 84 are attracted, the second electromagnet 84 moves upwards, the blocking block 81 cannot block the second electromagnet 84 any more, the third spring 85 is stretched, then the control module controls the reducing motor 52 to rotate anticlockwise, the reducing motor 52 drives the book placing plate 3 and the first contact block 56 to rotate anticlockwise, the torsion spring 87 is restored, the book placing plate 3 drives the sliding block 82 to move leftwards through the pulling plate 86, when the first contact block 56 rotates anticlockwise and touches the stop key 55, the stop key 55 sends a signal, the control module controls the reducing motor 52 to be closed after receiving the signal, meanwhile, the control module controls the first electromagnet 83 and the second electromagnet 84 to be powered off, and the second electromagnet 84 resets downwards under the action of the third spring 85.
Still including lighting mechanism 9, lighting mechanism 9 is including connecting plate 91, photosensitive inductor 92 and light 93, and the front portion and the rear portion of first pivot 2 all are connected with connecting plate 91, and photosensitive inductor 92 is installed at the connecting plate 91 top of front side, installs light 93 between two connecting plate 91 left parts.
After this device is electrified, control module control photosensitive induction ware 92 work, photosensitive induction ware 92 can detect the illumination value around, and feed back the illumination value that detects to control module, control module contrasts detection value and rated value, when the detection value is greater than the rated value, light 93 is not bright, when the detection value is less than the rated value, light 93 lights, provide the illumination, make the content on the teaching material clearly seen that the mr can be better, after whole device outage, photosensitive induction ware 92 closes.
The cleaning device is characterized by further comprising an auxiliary mechanism 10, wherein the auxiliary mechanism 10 comprises rollers 101, fixing blocks 102, second rotating shafts 103 and cleaning blocks 104, mounting grooves 105 are formed in the front side and the rear side of the bottom of the transparent pressing block 62, the cleaning blocks 104 which are arc-shaped are connected in the two mounting grooves 105, the two fixing blocks 102 are connected in the two mounting grooves 105, the second rotating shafts 103 are rotatably mounted between the fixing blocks 102 on the same side, the rollers 101 are mounted on the two second rotating shafts 103, and the two rollers 101 are respectively in contact with the two cleaning blocks 104.
The roller 101 can reduce friction force, so that the teacher can turn the teaching materials more smoothly, the teaching materials can drive the roller 101 to rotate when the teacher turns the teaching materials, and the cleaning block 104 can wipe the roller 101 to keep the roller 101 clean.
As shown in fig. 1, 9 and 10, the portable lighting device further comprises a circuit box 4, the circuit box 4 is installed on the right rear side of the top of the support 1, a switching power supply and a power supply module are installed in the circuit box 4, the switching power supply supplies power to the whole device, the output end of the switching power supply is electrically connected with the power supply module, a power supply main switch is connected to the power supply module through a circuit, the control module is electrically connected with the power supply module, a DS1302 clock circuit and a 24C02 circuit are connected to the control module, the pressure sensor 51, the start key 54, the stop key 55 and the photosensitive sensor 92 are electrically connected with the control module, and the speed reduction motor 52, the first electromagnet 83, the second electromagnet 84 and the lighting lamp 93 are connected with the control module through peripheral circuits.
The present application is described in detail above, and the principles and embodiments of the present application are described herein by using specific examples, which are only used to help understand the method and the core idea of the present application; meanwhile, for a person skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.