CN218996178U

CN218996178U - USB electronic blackboard

Info

Publication number: CN218996178U
Application number: CN202223095358.6U
Authority: CN
Inventors: 陶志勇; 黄维
Original assignee: Guizhou Yuhe Technology Co ltd; Changsha Social Work College
Current assignee: Guizhou Yuhe Technology Co ltd; Changsha Social Work College
Priority date: 2022-11-22
Filing date: 2022-11-22
Publication date: 2023-05-09
Anticipated expiration: 2032-11-22

Abstract

The utility model relates to the technical field of electronic blackboards, in particular to a USB electronic blackboard which comprises a mounting plate, a frame body and a protection device, wherein the frame body is arranged on one side of the mounting plate, the frame body is internally provided with the electronic blackboard body, both sides of the electronic blackboard body are respectively provided with a side plate body, the electronic blackboard body is connected with the two side plate bodies through USB wires, the protection device is arranged on the surface of the frame body and comprises a storage sleeve fixedly connected with the surface of the frame body, round holes are formed in both sides of the storage sleeve, the inner wall of each round hole is rotationally connected with a rolling shaft, and the surface of the rolling shaft is wound with protection cloth and fixedly connected with the protection cloth. According to the utility model, the protection device is arranged, so that the electronic blackboard is protected conveniently, the phenomenon that a student plays during class when the electronic blackboard is placed, a screen is scratched easily, dust is easy to fall and cleaning is inconvenient is reduced, the condition that a large amount of damage is caused by equipment damage is reduced, and the overall protection performance of the equipment is improved.

Description

USB electronic blackboard

Technical Field

The utility model relates to the technical field of electronic blackboards, in particular to a USB electronic blackboard.

Background

The electronic blackboard is a network teaching tool, and can be high-quality software for assisting teaching in teacher class and learning in students.

In the prior art, the electronic blackboard is formed by combining screens, but in the process of placing the electronic blackboard in class, students like playing, when colliding with the electronic blackboard, the phenomenon that a large amount of damages are caused by scratches on the screen of the electronic blackboard is easily caused, and meanwhile, the surface of the screen of the electronic blackboard is easily stained with a large amount of dust absorption, so that the problem of poor protective effect of the electronic blackboard is caused.

Disclosure of Invention

The utility model aims to solve the defect of poor protective effect of an electronic blackboard in the prior art, and provides an electronic blackboard with USB.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an electronic blackboard of USB, includes mounting panel, framework and protector, the framework is located one side setting of mounting panel, be provided with the electronic blackboard body in the framework, the both sides of the electronic blackboard body all are provided with the curb plate body, the electronic blackboard body is connected with two curb plate bodies through the USB line, protector sets up on the surface of framework, protector includes the cover of accomodating, accomodate the fixed surface connection of cover and framework, accomodate the cover both sides and seted up the round hole, the inner wall rotation of round hole is connected with the winding axle, winding of winding axle's surface and fixedly connected with protective cloth, protective cloth's one end fixedly connected with locating piece, equipment adopts the three structure of piecing together, and the electronic blackboard panel supports the green board, can adopt chalk, water-soluble chalk, crayon etc. to write, and the upper and lower centered shortcut key can write content preview, page turning over down, red, white, yellow three-colour, save, vote, a key function such as clear screen through the locating piece, can reduce the sharp and play the circumstances when the student when using the protective cloth to the screen of having used for the purpose of playing, the student.

Preferably, a fixed block is fixedly connected to one side surface of the frame body, two circular holes are formed in the surface of the fixed block, a winding shaft is rotatably connected to the inner wall of each circular hole, two winding grooves are formed in the surface of the fixed block, a pull rope is wound on the surface of each winding shaft and fixedly connected to the surface of each winding shaft, one end of the pull rope is fixedly connected with the lower surface of the corresponding positioning block, and the positioning block and the protective cloth can be pulled to be protected through the cooperation of the corresponding winding shaft and the pull rope.

Preferably, the fixed block is close to one side fixed surface of spool and is connected with the motor, the output of motor and the one end fixed connection of spool through setting up the motor, is convenient for automatic control equipment to pull, improves the usability.

Preferably, the surface cover of rolling axle is equipped with first spring, the both ends of first spring respectively with the rolling axle with accomodate the fixed surface of cover and be connected, through setting up first spring, be convenient for carry out the rolling to protective clothing and reset.

Preferably, one side that the framework is close to the mounting panel is provided with auxiliary device, auxiliary device's number has two, auxiliary device includes the installation piece, the number of installation piece has two, two the fixed surface of installation piece and mounting panel is connected, one side that the framework is close to the installation piece is fixedly connected with adapter sleeve, the inner wall joint of installation piece and adapter sleeve, the slide opening has been seted up on the surface of adapter sleeve, the inner wall sliding connection of slide opening has the draw-in lever, the draw-in groove has been seted up on the surface of locating piece, the draw-in lever is from the inner wall joint of card, through setting up the draw-in lever, can restrict the adapter sleeve in the installation piece, is convenient for assemble equipment, can effectually reduce the trouble circumstances that wastes time and energy of operation when the equipment is assembled.

Preferably, one side corresponding to the two connecting sleeves is fixedly connected with a connecting block, a connecting hole is formed in the surface of the connecting block, a threaded rod is rotationally connected to the inner wall of the connecting hole, a threaded hole is formed in the surface of the clamping rod, the threaded rod is in threaded connection with the inner wall of the threaded hole, and the clamping rod can be controlled to move through the threaded rod, so that the stability of the clamping rod is improved.

Preferably, one end fixedly connected with handle of threaded rod, the handle is formed through disc and three cylindrical pole combination, through setting up the handle, is convenient for control threaded rod rotates the regulation.

Compared with the prior art, the utility model has the advantages and positive effects that:

1. according to the utility model, the electronic blackboard body is connected with the side plate body for use through the usb wire, when equipment is required to be used, the motor is turned on, the motor drives the winding shaft to rotate, the winding shaft winds the pull rope, the pull rope drives the positioning block to move, the positioning block pulls the protective cloth, the winding shaft rotates, the first spring is stressed and deformed to generate elasticity, when the protective part shields the electronic blackboard body, the motor is turned off, the electronic blackboard body can be used, and the electronic blackboard is protected conveniently through the protective device, so that the phenomenon that students play between classes when the electronic blackboard is placed is effectively reduced, screen scratches are easily caused, dust is easily fallen and the cleaning is inconvenient, the damage to the equipment is reduced, and the integral protection of the equipment is further improved.

2. According to the utility model, the auxiliary device is arranged, when equipment is required to be assembled, the connecting sleeve is sleeved in the mounting block, the handle and the threaded rod are rotated, the threaded rod drives the clamping rod to move, the clamping rod is inserted into the clamping groove on the surface of the mounting block, and the assembly can be completed, and the auxiliary device is convenient to assemble, so that the phenomenon that a large number of tools are required to be used for assisting in the assembly process of the equipment can be effectively reduced, the trouble, time and labor consumption of the equipment assembly operation are reduced, and the integral usability of the equipment is further improved.

Drawings

Fig. 1 is a schematic perspective view of an electronic blackboard with USB according to the present utility model;

fig. 2 is a schematic diagram of a part of the structure of an electronic blackboard with USB according to the present utility model;

FIG. 3 is a schematic diagram showing a part of the structure of a protection device of an electronic blackboard with USB according to the present utility model;

fig. 4 is a schematic diagram showing a part of the structure of a protection device of an electronic blackboard with USB according to the present utility model;

fig. 5 is a schematic structural diagram of an auxiliary device of an electronic blackboard with USB according to the present utility model.

Legend description:

1. a mounting plate; 2. a frame; 3. an electronic blackboard body; 4. a side plate body; 5. a protective device; 51. a storage sleeve; 52. a positioning block; 53. a protective cloth; 54. a fixed block; 55. a pull rope; 56. a winding shaft; 57. a first spring; 58. a motor; 59. a spool; 6. an auxiliary device; 61. a mounting block; 62. connecting sleeves; 63. a connecting block; 64. a clamping rod; 65. a threaded rod; 66. a handle; 7. usb line.

Detailed Description

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides an electronic blackboard of USB, including mounting panel 1, framework 2 and protector 5, the framework 2 is located one side setting of mounting panel 1, be provided with the electronic blackboard body 3 in the framework 2, the both sides of the electronic blackboard body 3 all are provided with curb plate body 4, the electronic blackboard body 3 is connected with two curb plate bodies 4 through USB line 7, protector 5 sets up on the surface of framework 2, one side that framework 2 is close to mounting panel 1 is provided with auxiliary device 6, the number of auxiliary device 6 has two, the equipment adopts the three piece construction, the electronic blackboard panel supports the green board, can adopt chalk, water-soluble chalk, crayon etc. to write, two side face provides the shortcut key of centering from top to bottom, can write content preview, page turning over from top to bottom of blackboard writing, red, white, yellow three-color pencil, preserve, voting, a key clear screen etc. function.

The specific arrangement and function of the guard 5 and the auxiliary device 6 will be described in detail below.

In this embodiment: the protection device 5 comprises a storage sleeve 51, the storage sleeve 51 is fixedly connected with the surface of the frame body 2, round holes are formed in two sides of the storage sleeve 51, a winding shaft 56 is rotatably connected to the inner wall of each round hole, protection cloth 53 is wound on the surface of the winding shaft 56 and fixedly connected to the surface of each protection cloth, one end of each protection cloth 53 is fixedly connected with a positioning block 52, the protection cloth 53 is pulled in the winding shaft 56 and the storage sleeve 51 through the positioning blocks 52, an electronic blackboard can be protected, and the situation that a screen is scratched by sharp objects when students play in class is reduced.

Specifically, a fixed block 54 is fixedly connected to one side surface of the frame body 2, two circular holes are formed in the surface of the fixed block 54, a winding shaft 59 is rotatably connected to the inner wall of each circular hole, two winding grooves are formed in the surface of the fixed block 54, a pull rope 55 is wound on the surface of the winding shaft 59 and fixedly connected to the surface of the winding shaft 59, one end of the pull rope 55 is fixedly connected with the lower surface of the positioning block 52, and the positioning block 52 and the protective cloth 53 can be pulled to be protected by matching the pull rope 55 through the winding shaft 59.

Specifically, a motor 58 is fixedly connected to a surface of the fixing block 54, which is close to the spool 59, and an output end of the motor 58 is fixedly connected to one end of the spool 59.

In this embodiment: by providing the motor 58, the automatic control device is convenient to pull, and usability is improved.

Specifically, the surface cover of rolling axle 56 is equipped with first spring 57, and the both ends of first spring 57 are connected with the fixed surface of rolling axle 56 and storage cover 51 respectively, through setting up first spring 57, are convenient for roll up reset to protective clothing 53.

In this embodiment: the auxiliary device 6 comprises two mounting blocks 61, the number of the mounting blocks 61 is two, the two mounting blocks 61 are fixedly connected with the surface of the mounting plate 1, a connecting sleeve 62 is fixedly connected to one side, close to the mounting blocks 61, of the frame body 2, the mounting blocks 61 are connected with the inner wall of the connecting sleeve 62 in a clamping mode, sliding holes are formed in the surface of the connecting sleeve 62, clamping rods 64 are connected with the inner wall of the sliding holes in a sliding mode, clamping grooves are formed in the surface of the positioning block 52, and the clamping rods 64 are connected with the inner wall of the clamping slave in a clamping mode.

In this embodiment: through setting up the draw-in bar 64, can restrict adapter sleeve 62 in installation piece 61, be convenient for assemble equipment, can effectually reduce the trouble condition that wastes time and energy of operation when the equipment is assembled.

Specifically, a connecting block 63 is fixedly connected to one side corresponding to the two connecting sleeves 62, a connecting hole is formed in the surface of the connecting block 63, a threaded rod 65 is rotatably connected to the inner wall of the connecting hole, a threaded hole is formed in the surface of the clamping rod 64, and the threaded rod 65 is in threaded connection with the inner wall of the threaded hole.

In this embodiment: by providing the threaded rod 65, the movement of the locking lever 64 can be controlled, and the stability of the locking lever 64 can be improved.

Specifically, one end of the threaded rod 65 is fixedly connected with a handle 66, the handle 66 is formed by combining a disc and three cylindrical rods, and the threaded rod 65 is convenient to control to rotate and adjust by arranging the handle 66.

Working principle: the electronic blackboard body 3 is connected with the side plate body 4 through the usb wire 7 and is used, through setting up protector 5, when equipment is needed to be used, open motor 58, motor 58 drives spool 59 and rotates, spool 59 rolling stay cord 55, stay cord 55 drives locating piece 52 and removes, locating piece 52 pulls protection cloth 53, winding shaft 56 rotates, first spring 57 atress deformation produces elasticity, when the protection part shelters from the electronic blackboard body 3, use can be accomplished to closing motor 58, through setting up protector 5, be convenient for protect the electronic blackboard, can effectually reduce the electronic blackboard when placing, the play of classroom student, easily cause the screen fish tail and the phenomenon of easy grey inconvenient clearance that falls simultaneously, the circumstances that equipment damage caused a large amount of injuries is reduced, and then the holistic protectiveness of equipment has been improved, through setting up auxiliary device 6, when equipment is needed, establish in installation piece 61 with the cover of adapter sleeve 62, rotate handle 66 and threaded

rod

65, 65 drive card pole 64 and remove, make card pole 64 insert in the draw-in groove of installation piece 61 surface, can accomplish the assembly, through setting up auxiliary device 6, the trouble is easy to cause the screen scratch and the phenomenon is easy to be convenient for use, the equipment is convenient for use, the whole equipment has been more difficult to assemble, and the whole equipment has been more difficult to use, and easy assembly has been convenient for has been improved.

Claims

1. The utility model provides an electronic blackboard of USB, includes mounting panel (1), framework (2) and protector (5), its characterized in that: the frame body (2) is arranged at one side of the mounting plate (1), the electronic blackboard body (3) is arranged in the frame body (2), the side plate bodies (4) are arranged at two sides of the electronic blackboard body (3), the electronic blackboard body (3) is connected with the two side plate bodies (4) through the USB wire (7), the protecting device (5) is arranged on the surface of the frame body (2), the protection device (5) comprises a storage sleeve (51), the storage sleeve (51) is fixedly connected with the surface of the frame body (2), round holes are formed in two sides of the storage sleeve (51), a winding shaft (56) is rotatably connected to the inner wall of each round hole, protection cloth (53) is wound on the surface of each winding shaft (56) and fixedly connected to the surface of each winding shaft, and a positioning block (52) is fixedly connected to one end of each protection cloth (53).

2. The USB electronic blackboard according to claim 1, wherein: one side fixed surface of framework (2) is connected with fixed block (54), two circular holes have been seted up on the surface of fixed block (54), the inner wall in circular hole rotates and is connected with spool (59), two wire winding grooves have been seted up on the surface of fixed block (54), the surface winding of spool (59) and fixedly connected with stay cord (55), the one end and the lower fixed surface of locating piece (52) of stay cord (55) are connected.

3. A USB electronic blackboard according to claim 2, characterized in that: one side surface of the fixed block (54) close to the winding shaft (59) is fixedly connected with a motor (58), and the output end of the motor (58) is fixedly connected with one end of the winding shaft (59).

4. The USB electronic blackboard according to claim 1, wherein: the surface cover of rolling axle (56) is equipped with first spring (57), the both ends of first spring (57) are connected with the fixed surface of rolling axle (56) and containing sleeve (51) respectively.

5. The USB electronic blackboard according to claim 1, wherein: one side that framework (2) is close to mounting panel (1) is provided with auxiliary device (6), the number of auxiliary device (6) has two, auxiliary device (6) are including installation piece (61), the number of installation piece (61) has two, two installation piece (61) are connected with the fixed surface of mounting panel (1), one side that framework (2) is close to installation piece (61) is fixedly connected with adapter sleeve (62), the inner wall joint of installation piece (61) and adapter sleeve (62), the slide hole has been seted up on the surface of adapter sleeve (62), the inner wall sliding connection of slide hole has draw-in bar (64), the draw-in groove has been seted up on the surface of locating piece (52), draw-in bar (64) and the inner wall joint of card follow.

6. The USB electronic blackboard according to claim 5, wherein: connecting blocks (63) are fixedly connected to one sides corresponding to the two connecting sleeves (62), connecting holes are formed in the surfaces of the connecting blocks (63), threaded rods (65) are rotatably connected to the inner walls of the connecting holes, threaded holes are formed in the surfaces of clamping rods (64), and the threaded rods (65) are in threaded connection with the inner walls of the threaded holes.

7. The USB electronic blackboard according to claim 6, wherein: one end of the threaded rod (65) is fixedly connected with a handle (66), and the handle (66) is formed by combining a disc and three cylindrical rods.