CN213183128U

CN213183128U - Teaching tablet based on electronic information technology

Info

Publication number: CN213183128U
Application number: CN202022055582.7U
Authority: CN
Inventors: 李燕平
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-05-11
Anticipated expiration: 2030-09-18

Abstract

The utility model belongs to the technical field of electronic information, in particular to a teaching writing board based on electronic information technology, which aims at the problems of easy light reflection, influence on viewing effect, easy damage and lack of protection devices in the prior art and provides the following proposal comprising a display, the utility model discloses a display, including the display, the one side both ends of display are the symmetry and are provided with the sliding sleeve, the sliding sleeve rotates with the both ends of sliding sleeve respectively through top and the mount to bottom center department and is connected, the inside slip of sliding sleeve has cup jointed and has stretched out the board, one side center department that the sliding sleeve was kept away from to the display is horizontal installation and has the support frame, the bottom of support frame is the first forward and reverse lead screw of sliding connection, the both ends outer wall of first forward and reverse lead screw all encircles and has cup jointed the fixed silk ring, one side of fixed silk ring is rotated through the connecting rod and is connected with the one end lateral wall of sliding sleeve, drive assembly is. The utility model has the advantages of can effectively avoid reflecting light, carry out the protection to the display.

Description

Teaching tablet based on electronic information technology

Technical Field

The utility model relates to an electronic information technical field especially relates to a board is used in teaching based on electronic information technique.

Background

The information technology-based teaching is a general term of various technologies mainly used for managing and processing information, and mainly applies computer science and communication technology to design, develop, install and implement an information system and application software.

When traditional electronic screen used, the reflection of light often can appear and lead to the student the field of vision relatively poor, and the teaching content of watching that can not be fine, inconvenient normal teaching process to at normal in-process, often can be touched when being played by the student during the course, the destroyed condition of display screen appears very easily, causes the loss of school, influences student's safety.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of board is used in teaching based on electronic information technique has solved easy reflection of light, influences the viewing effect, is destroyed easily and lacks the protection device problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a teaching writing board based on electronic information technology comprises a display, wherein sliding sleeves are symmetrically arranged at two ends of one side of the display, the sliding sleeves are rotatably connected with two ends of the sliding sleeves through a top part and a fixing frame at the center of the bottom part respectively, an extension plate is slidably sleeved in the sliding sleeves, a supporting frame is horizontally arranged at the center of one side of the display, which is far away from the sliding sleeves, the bottom of the supporting frame is slidably connected with a first forward and reverse lead screw, fixing wire rings are sleeved on the outer walls of two ends of the first forward and reverse lead screw respectively in a surrounding manner, one side of each fixing wire ring is rotatably connected with the side wall of one end of each sliding sleeve through a connecting rod, a driving assembly is arranged at one side of the top part of the supporting frame, one end of each fixing frame is rotatably connected with the inside of the sliding sleeve through a fixing rod respectively, a second forward and reverse lead screw is vertically rotated in one side of the inside of the sliding, the extension plate is internally provided with a fork shearing frame, and one end of the fork shearing frame is respectively and rotationally connected with the two ends of the outer wall of the second forward and reverse screw rod through a connecting screw ring.

Preferably, the driving assembly comprises a driving motor, a driving toothed ring and a driven toothed ring, the driving motor is fixedly connected with the top of the support frame, the driving toothed ring is installed at the power output end of the driving motor, the driven toothed ring is sleeved at the center of the first forward and reverse screw rod, and the driving toothed ring is clamped with the driven toothed ring.

Preferably, the transmission assembly comprises a fixed gear, a connecting gear, a driving gear and a stressed gear, the fixed gear and one end of the fixed rod, which penetrates into the sliding sleeve, are mutually sleeved, the driving gear is fixed at the center of the bottom of the connecting gear, the stressed gear is fixedly sleeved with the bottom of the second forward and reverse screw rod, the fixed gear is meshed with the driving gear, and the connecting gear is meshed with the stressed gear.

Preferably, the fork shearing frame is composed of a plurality of metal sheets which are mutually crossed, the centers of the metal sheets are rotationally connected through a bearing, two metal sheets in the fork shearing frame are respectively rotationally connected with a connecting wire ring, one end, far away from the second forward and reverse screw rod, of the fork shearing frame is in sliding connection with the inner portion of the extending plate through a sliding block, and sliding grooves are formed in the positions, corresponding to the sliding blocks, of the inner portion of the extending plate.

Preferably, stretch out the inside mutual sliding connection of board and sliding sleeve, the one end outer wall that stretches out the board and be close to you sliding sleeve encircles and is provided with the fixture block, and the one end that the connecting rod was kept away from to the sliding sleeve is provided with the dog, and the one side that the one end that stretches out the board and keep away from the sliding sleeve is close to the display is set for there is the rubber baffle.

Preferably, the both ends of connecting rod all are provided with the axis of rotation, and the mount is through welding the lateral wall reciprocal anchorage of slip cap, mount and the mutual fixed connection of dead lever, and the dead lever passes through the bearing and the mutual rotation of slip cap is connected.

Compared with the prior art, the beneficial effects of the utility model are that:

1. when using, it is rotatory to drive the initiative ring gear through driving motor's rotation, and then drive first forward and reverse lead screw through driven ring gear and rotate, make the solid fixed wire ring at its outside both ends move to center department, and then the solid fixed wire ring passes through the connecting rod pulling slip cap of its lateral wall, and then make the slip cap rotatory round the dead lever of mount one end, and then drive the slip cap slope, make the both sides of display sheltered from, can effectually prevent that the light of classroom side from shining on the screen, and then the visuality of display has been increased, need not to adjust to too high luminance, save the electric energy, protect student's momentum, and the slip cap can follow the adjustment inclination that the removal of solid fixed wire ring comes the freedom, therefore, the device is very convenient.

2. When the display is stopped after class, the first forward and reverse screw rod is driven to rotate by the driving component, one end of the connecting rod is driven to move by the fixed screw ring, the sliding sleeve is further driven to rotate to one side of the display, the sliding sleeve and the fixed rod are further driven to rotate relatively, the fixed gear is further driven to rotate, the second forward and reverse screw rod is driven to rotate by the transmission component, the connecting screw rings at two ends of the outer wall of the second forward and reverse screw rod move to the center, the fork shearing frame is further extruded and extended, the extension plate is further ejected from the inner part of the sliding sleeve through the fork shearing frame, the display is shielded by the sliding sleeve and the extension plate together, mistaken touch is prevented, and safety of the display is protected.

Drawings

Fig. 1 is a schematic view of a teaching tablet based on electronic information technology according to the present invention;

fig. 2 is a top view of a teaching tablet based on electronic information technology according to the present invention;

fig. 3 is the utility model provides a board water spray subassembly inner structure schematic diagram is used in teaching based on electronic information technology.

In the figure: 1. a display; 2. a sliding sleeve; 3. a fixed mount; 4. extending the plate; 5. a support frame; 6. a first forward and reverse lead screw; 7. fixing the wire ring; 8. a connecting rod; 9. a drive assembly; 901. a drive motor; 902. a driving gear ring; 903. a driven gear ring; 10. fixing the rod; 11. a second forward and reverse lead screw; 12. a transmission assembly; 1201. fixing a gear; 1202. a connecting gear; 1203. a drive gear; 1204. a stressed gear; 13. a fork shearing frame; 14. connecting the wire rings; 15. a rubber baffle; 16. and a slider.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a teaching writing board based on electronic information technology, comprising a display 1, wherein two ends of one side of the display 1 are symmetrically provided with sliding sleeves 2, the sliding sleeves 2 are respectively rotatably connected with two ends of the sliding sleeves 2 through a top and a fixing frame 3 opposite to the center of the bottom, an extension plate 4 is slidably sleeved inside the sliding sleeves 2, a support frame 5 is horizontally arranged at the center of one side of the display 1 away from the sliding sleeves 2, the bottom of the support frame 5 is slidably connected with a first forward and reverse screw 6, outer walls of two ends of the first forward and reverse screw 6 are respectively sleeved and sleeved with a fixing screw ring 7, one side of the fixing screw ring 7 is rotatably connected with a side wall of one end of the sliding sleeves 2 through a connecting rod 8, one side of the top of the support frame 5 is provided with a driving assembly 9, one end of the fixing frame 3 is respectively rotatably connected with the inside of the sliding, a second forward and reverse lead screw 11 is vertically rotated inside one side of the sliding sleeve 2 close to the connecting rod 8, a transmission assembly 12 is installed at the position, close to the fixing rod 10, of the bottom end inside the sliding sleeve 2, a scissor bracket 13 is arranged inside the extension plate 4, and one end of the scissor bracket 13 is respectively connected with two ends of the outer wall of the second forward and reverse lead screw 11 in a rotating mode through a connecting screw ring 14.

The driving assembly 9 comprises a driving motor 901, a driving toothed ring 902 and a driven toothed ring 903, the driving motor 901 is fixedly connected with the top of the support frame 5, the driving toothed ring 902 is installed at the power output end of the driving motor 901, the driven toothed ring 903 is sleeved at the center of the first forward and reverse screw 6, and the driving toothed ring 902 is clamped with the driven toothed ring 903.

The transmission assembly 12 comprises a fixed gear 1201, a connecting gear 1202, a driving gear 1203 and a stressed gear 1204, the fixed gear 1201 and one end of the fixed rod 10, which extends into the sliding sleeve 2, are sleeved with each other, the driving gear 1203 is fixed at the center of the bottom of the connecting gear 1202, the stressed gear 1204 is sleeved and fixed with the bottom of the second forward and reverse screw 11, the fixed gear 1201 and the driving gear 1203 are meshed with each other, and the connecting gear 1202 and the stressed gear 1204 are meshed with each other.

The fork shearing frame 13 is composed of a plurality of metal sheets which are intersected with each other, the centers of the metal sheets are rotationally connected through bearings, two metal sheets in the fork shearing frame 13 are rotationally connected with the connecting wire rings 14 respectively, one end, far away from the second forward and reverse lead screw 11, of the fork shearing frame 13 is in sliding connection with the inside of the extension plate 4 through the sliding block 16, and sliding grooves are formed in the positions, corresponding to the sliding block 16, of the inside of the extension plate 4.

Stretch out board 4 and the inside mutual sliding connection of sliding sleeve 2, the one end outer wall that stretches out board 4 and be close to you sliding sleeve 2 encircles and is provided with the fixture block, and the one end that connecting rod 8 was kept away from to sliding sleeve 2 is provided with the dog, and the one side that the one end that stretches out board 4 and keep away from sliding sleeve 2 is close to display 1 is set for there is rubber baffle 15.

Both ends of connecting rod 8 all are provided with the axis of rotation, and mount 3 is through the lateral wall reciprocal anchorage of welding sliding sleeve 2, mount 3 and the mutual fixed connection of dead lever 10, and dead lever 10 passes through the bearing and is connected with sliding sleeve 2 reciprocal rotation.

The working principle is as follows: when the display device is used, the driving gear ring 902 can be driven to rotate through the rotation of the driving motor 901, and then the first forward and reverse lead screw 6 is driven to rotate through the driven gear ring 903, so that the fixed wire rings 7 at the two outer ends of the first forward and reverse lead screw move towards the center, and then the fixed wire rings 7 pull the sliding sleeve 2 through the connecting rod 8 on the side wall of the first forward and reverse lead screw, so that the sliding sleeve 2 rotates around the fixed rod 10 at one end of the fixed frame 3, and further the sliding sleeve 2 is driven to incline, so that the two sides of the display 1 are shielded, light on the side surface of a classroom can be effectively prevented from irradiating on the screen, the visibility of the display 1 is increased, the display device does not need to be adjusted to have overhigh brightness, electric energy is saved, the momentum of students is protected, the sliding sleeve 2 can freely adjust the inclination angle along with the movement of the fixed wire rings 7, the display device is, make the one end that fixed silk ring 7 drove connecting rod 8 remove, and then make sliding sleeve 2 rotate to display 1 one side, and make sliding sleeve 2 and dead lever 10 produce relative rotation, and then drive fixed gear 1201 rotatory, it is rotatory to drive second forward and reverse lead screw 11 through drive assembly 12, make the connecting silk ring 14 at second forward and reverse lead screw 11 outer wall both ends move to center department, and then make fork shearing frame 13 extrusion extension, and then will stretch out board 4 through fork shearing frame 13 and be ejecting by sliding sleeve 2 is inside, make sliding sleeve 2 and stretch out board 4 shelter from display 1 jointly, prevent to be touched by the mistake, protect the safety of display 1.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A teaching writing board based on an electronic information technology comprises a display (1) and is characterized in that two ends of one side of the display (1) are symmetrically provided with sliding sleeves (2), the sliding sleeves (2) are respectively and rotatably connected with two ends of the sliding sleeves (2) through a top and a fixing frame (3) at the center of the bottom, an extension plate (4) is sleeved in the sliding sleeves (2) in a sliding mode, a supporting frame (5) is horizontally arranged at the center of one side, far away from the sliding sleeves (2), of the display (1), the bottom of the supporting frame (5) is in sliding connection with a first forward and reverse lead screw (6), outer walls of two ends of the first forward and reverse lead screw (6) are respectively and annularly sleeved with a fixing wire ring (7), one side of the fixing wire ring (7) is rotatably connected with one end side wall of the sliding sleeves (2) through a connecting rod (8), a driving assembly (9) is installed at one side of the top of the supporting frame (, one end of the fixing frame (3) is connected with the inside of the sliding sleeve (2) in a rotating mode through the fixing rod (10), a second forward and reverse lead screw (11) is vertically rotated inside one side, close to the connecting rod (8), of the inside of the sliding sleeve (2), a transmission assembly (12) is installed at the position, close to the fixing rod (10), of the bottom end of the inside of the sliding sleeve (2), a scissor bracket (13) is arranged inside the extension plate (4), and one end of the scissor bracket (13) is connected with two ends of the outer wall of the second forward and reverse lead screw (11) in a rotating mode through the connecting wire ring (14).

2. The writing board for teaching based on the electronic information technology as claimed in claim 1, wherein the driving assembly (9) comprises a driving motor (901), a driving toothed ring (902) and a driven toothed ring (903), the driving motor (901) is fixedly connected with the top of the support frame (5), the driving toothed ring (902) is installed at the power output end of the driving motor (901), the driven toothed ring (903) is sleeved at the center of the first forward and reverse lead screw (6), and the driving toothed ring (902) is clamped with the driven toothed ring (903) mutually.

3. The writing board for teaching based on the electronic information technology as claimed in claim 1, wherein the transmission assembly (12) comprises a fixed gear (1201), a connecting gear (1202), a driving gear (1203) and a stressed gear (1204), the fixed gear (1201) is sleeved with one end of the fixed rod (10) extending into the sliding sleeve (2), the driving gear (1203) is fixed at the center of the bottom of the connecting gear (1202), the stressed gear (1204) is sleeved and fixed with the bottom of the second forward and reverse lead screw (11), the fixed gear (1201) is meshed with the driving gear (1203), and the connecting gear (1202) is meshed with the stressed gear (1204).

4. The teaching writing board based on the electronic information technology according to claim 1, wherein the fork frame (13) is made of a plurality of metal sheets which are intersected with each other, the centers of the metal sheets are rotatably connected through bearings, two metal sheets inside the fork frame (13) are respectively and rotatably connected with the connecting wire rings (14), one end of the fork frame (13) far away from the second forward and reverse screw rod (11) is mutually and slidably connected with the inside of the extension plate (4) through a sliding block (16), and sliding grooves are arranged at the positions, corresponding to the sliding block (16), of the inside of the extension plate (4).

5. The writing board for teaching based on the electronic information technology is characterized in that the extending board (4) is connected with the inside of the sliding sleeve (2) in a sliding mode, a clamping block is arranged on the outer wall of one end, close to the sliding sleeve (2), of the extending board (4) in a surrounding mode, a stopping block is arranged at one end, away from the connecting rod (8), of the sliding sleeve (2), and a rubber baffle (15) is arranged on one side, close to the display (1), of one end, away from the sliding sleeve (2), of the extending board (4).

6. The tablet for teaching based on electronic information technology as claimed in claim 1, wherein the two ends of the connecting rod (8) are provided with rotating shafts, the fixed frame (3) is fixed to each other by welding the side wall of the sliding sleeve (2), the fixed frame (3) is fixedly connected to the fixed rod (10), and the fixed rod (10) is rotatably connected to the sliding sleeve (2) through a bearing.