CN115240486A - Computer multimedia distance education training teaching device - Google Patents
Computer multimedia distance education training teaching device Download PDFInfo
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- CN115240486A CN115240486A CN202210776588.4A CN202210776588A CN115240486A CN 115240486 A CN115240486 A CN 115240486A CN 202210776588 A CN202210776588 A CN 202210776588A CN 115240486 A CN115240486 A CN 115240486A
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- casing
- display screen
- box body
- teaching device
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- 238000004140 cleaning Methods 0.000 claims abstract description 17
- 239000007788 liquid Substances 0.000 claims abstract description 16
- 238000009826 distribution Methods 0.000 claims description 7
- 230000007306 turnover Effects 0.000 claims description 2
- 244000309464 bull Species 0.000 claims 4
- 230000006978 adaptation Effects 0.000 claims 1
- 230000010354 integration Effects 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 4
- 238000001125 extrusion Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L21/00—Blackboard or slate cleaning devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
- F16M11/046—Allowing translations adapted to upward-downward translation movement
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/08—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a vertical axis, e.g. panoramic heads
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
Abstract
The invention discloses a computer multimedia distance education training teaching device which comprises a shell with a hollow structure and a display screen positioned above the shell, wherein a height adjusting component for driving the display screen to move along the vertical direction to adjust the use height and an angle adjusting component for driving the display screen to rotate to adjust the display angle are arranged in the shell. According to the invention, the height adjusting assembly is arranged so as to drive the display screen to move along the vertical direction to adjust the use height, and the angle adjusting assembly is arranged so as to drive the display screen to rotate to adjust the display angle; the linkage assembly is arranged, so that the two white boards are driven to move to the outer side of the shell in opposite directions while the display screen moves upwards; through the arrangement of the box body and the sponge eraser, writing and dust on the surface of the whiteboard can be conveniently wiped off when the whiteboard enters and exits the shell; through setting up the liquid feeding subassembly to two whiteboards can wipe the additional cleaning solution to the sponge when the discrepancy casing.
Description
Technical Field
The invention relates to the technical field of education and training, in particular to a computer multimedia remote education, training and teaching device.
Background
Multimedia education, which is a popular teaching means in recent years, provides an optimal teaching environment by using digital teaching equipment such as a projector, an electronic whiteboard, sound equipment, a central control system, a computer and the like and using teaching software (a multimedia electronic classroom system) in cooperation, and by utilizing the characteristics that multimedia has pictures, characters, sound and even moving images, so as to achieve an optimal teaching effect.
In the actual use process, the existing display screen is often fixedly mounted on a wall, and the height and the display angle of the display screen are difficult to adjust.
Therefore, a computer multimedia distance education, training and teaching device is provided to solve the above problems.
Disclosure of Invention
The invention aims to provide a computer multimedia distance education training teaching device which is provided with a height adjusting component so as to drive a display screen to move along the vertical direction to adjust the use height, and an angle adjusting component so as to drive the display screen to rotate to adjust the display angle, so that the problem that the height and the display angle of the display screen are difficult to adjust because the display screen is often fixedly arranged on a wall is solved.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a computer multimedia distance education training teaching device, includes hollow structure's casing to and be located the display screen of casing top, be provided with in the casing and be used for driving the display screen and remove the height-adjusting subassembly of adjusting use height along vertical direction to and be used for driving the angle adjusting subassembly of display screen rotation regulation show angle.
Preferably, the height adjusting assembly comprises a stand column which is rotatably connected to the bottom surface of the inner wall of the shell, a rotating shaft is inserted into the upper end of the stand column, the top end of the rotating shaft extends to the outer side of the shell, the display screen is fixedly mounted at the top end of the rotating shaft, an annular rack is sleeved on the surface of the rotating shaft, a rotating rod is inserted into one side of the surface of the shell, the rotating rod is rotatably connected to the shell, and a first gear which is meshed with the annular rack is sleeved on the surface of the rotating rod.
Preferably, the angle adjusting assembly comprises a second gear sleeved on the surface of the rotating shaft, the surface of the rotating shaft is provided with two strip-shaped grooves which are symmetrically distributed, sliding blocks matched with the strip-shaped grooves are integrally fixed in the second gear, two U-shaped frames which are symmetrically distributed are fixed on the inner wall of the shell, the second gear is clamped in the two U-shaped frames, rectangular grooves are formed in the rotating rod, rectangular rods are inserted in the rectangular grooves in a telescopic mode, the two ends of each rectangular rod extend out of the rectangular grooves, one end of each rectangular rod is fixed with a handle, the other end of each rectangular rod is rotatably connected with a connecting rod, and one end of each connecting rod is fixedly connected with a first rack which is meshed with the corresponding gear.
Preferably, be provided with the blank of two symmetric distributions in the casing, the U-shaped groove that supplies the blank business turn over is seted up to the both sides that the casing is relative, be provided with in the casing and be used for driving two whiteboards and remove the linkage subassembly to the casing outside toward opposite direction.
Preferably, the linkage assembly locates the L shape pole on pivot surface including the cover, rotate between L shape pole and the pivot and be connected, L shape pole lower extreme fixedly connected with horizontal pole, the equal vertical fixation in horizontal pole both ends has the sliding block, two the blank surface all seted up the chute and with the perpendicular groove of chute intercommunication each other, two chutes from the one side that is close to each other to one side top-down slope of keeping away from each other, sliding block sliding connection is in chute and perpendicular inslot.
Preferably, the two opposite sides of the inner wall of the shell are fixedly connected with box bodies, one side of the surface of each box body is fixedly connected with a sponge wiper, the sponge wipers are respectively attached to the two white boards, and a liquid adding assembly used for adding cleaning liquid is arranged in each box body.
Preferably, the liquid feeding subassembly is including being located the clamp plate of box body, the equal fixedly connected with slide bar of clamp plate upper surface and lower surface, the gliding spacing groove of slide bar, two have all been seted up to box body upper surface and lower surface the equal fixedly connected with dog of one end of keeping away from the clamp plate of slide bar, placed the sponge piece in the box body, just it has the cleaning solution to adsorb in the sponge piece, laminate each other between sponge piece and the clamp plate, the spring of two symmetric distributions of sponge piece one side fixedly connected with is kept away from to the clamp plate, spring one end fixed connection is in the box body inner wall, two the upper surface and the equal fixedly connected with U font push rod of lower surface of blank, one of them lateral wall laminating of U font push rod is in the dog, the box body is close to the sponge and wipes surface one side and sets up the through-hole that supplies the cleaning solution to flow.
Preferably, the stop block is an equilateral triangle, and one side of the stop block is parallel to the white board.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the height adjusting assembly is arranged so as to drive the display screen to move along the vertical direction to adjust the use height, and the angle adjusting assembly is arranged so as to drive the display screen to rotate to adjust the display angle.
2. When carrying out the multimedia teaching, mr can need write some teaching content on the blackboard, through with the blank setting in the casing to in reduce area when the device is idle, through setting up the linkage subassembly, so that drive two whiteboards and remove to the casing outside toward opposite direction when display screen rebound.
3. According to the invention, through arranging the box body and the sponge eraser, writing and dust on the surface of the whiteboard can be conveniently wiped off when the whiteboard enters and exits the shell.
4. According to the invention, the liquid adding assembly is arranged, so that cleaning liquid can be added to the sponge eraser when the two white boards are in and out of the shell.
Drawings
FIG. 1 is a schematic structural diagram of a computer multimedia distance education, training and teaching device according to the present invention;
FIG. 2 is a schematic view of the height adjustment assembly and the angle adjustment assembly of the present invention;
FIG. 3 is an enlarged view of the structure of FIG. 2 at A according to the present invention;
FIG. 4 is a cross-sectional view of the housing of FIG. 1 according to the present invention;
FIG. 5 is a schematic view of a linkage assembly according to the present invention;
FIG. 6 is an enlarged view of the structure at B in FIG. 4 according to the present invention;
fig. 7 is a schematic structural view of a spring according to the present invention.
In the figure: 1. a housing; 2. a display screen; 3. a height adjustment assembly; 31. a column; 32. a rotating shaft; 33. an annular rack; 34. a rotating rod; 35. a first gear; 4. an angle adjustment assembly; 41. a second gear; 42. a strip-shaped groove; 43. a U-shaped frame; 44. a first rack; 45. a rectangular groove; 46. a rectangular bar; 47. a connecting rod; 5. a white board; 6. a U-shaped groove; 7. a linkage assembly; 71. an L-shaped rod; 72. a cross bar; 73. a slider; 74. a chute; 75. a vertical slot; 8. a box body; 81. sponge wiping; 9. a liquid adding assembly; 91. pressing a plate; 92. a limiting groove; 93. a slide bar; 94. a stopper; 95. a sponge block; 96. a spring; 97. u-shaped push rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a computer multimedia distance education training teaching device, includes hollow structure's casing 1 to and be located the display screen 2 of casing 1 top, be provided with in the casing 1 and be used for driving display screen 2 and remove the height-adjusting subassembly 3 of adjusting use height along vertical direction to and be used for driving 2 rotation regulation show angle's of display screen angle adjusting subassembly 4.
When using, through setting up altitude mixture control subassembly 3 to drive display screen 2 and remove the regulation and use the height along vertical direction, through setting up angle adjusting part 4 so that drive display screen 2 rotation regulation show angle.
The height adjusting assembly 3 comprises a stand column 31 which is rotatably connected to the bottom surface of the inner wall of the shell 1, a rotating shaft 32 is connected to the upper end of the stand column 31 in an inserted mode, the top end of the rotating shaft 32 extends to the outer side of the shell 1, the display screen 2 is fixedly installed at the top end of the rotating shaft 32, an annular rack 33 is sleeved on the surface of the rotating shaft 32, a rotating rod 34 is connected to one side of the surface of the shell 1 in an inserted mode, the rotating rod 34 is rotatably connected to the shell 1, and a first gear 35 which is meshed with the annular rack 33 is sleeved on the surface of the rotating rod 34.
In use, in an initial state, the display screen 2 is located at the lowest position, when the device needs to be used, the rotating rod 34 is rotated to drive the first gear 35 sleeved on the surface of the rotating rod 34 to rotate along with the rotating rod, the first gear 35 drives the annular rack 33 to move upwards along with the rotating rod, the annular rack 33 drives the rotating shaft 32 to move upwards along with the rotating rod, and the rotating shaft 32 drives the display screen 2 fixed at the top end of the rotating rod to move upwards along with the rotating rod to a preset position;
when the display screen 2 needs to be restored to the original position, the rotating rod 34 is rotated reversely.
The angle adjusting assembly 4 comprises a second gear 41 sleeved on the surface of the rotating shaft 32, two strip-shaped grooves 42 which are symmetrically distributed are formed in the surface of the rotating shaft 32, sliding blocks matched with the strip-shaped grooves 42 are integrally fixed in the second gear 41, two U-shaped frames 43 which are symmetrically distributed are fixed on the inner wall of the shell 1, the second gear 41 is clamped in the two U-shaped frames 43, a rectangular groove 45 is formed in the rotating rod 34, a rectangular rod 46 is inserted in the rectangular groove 45 in a telescopic mode, two ends of the rectangular rod 46 extend out of the rectangular groove 45, one end of the rectangular rod 46 is fixed with a handle, the other end of the rectangular rod is rotatably connected with a connecting rod 47, and one end of the connecting rod 47 is fixedly connected with a first rack 44 which is meshed with the second gear 41.
In use, when the rotating shaft 32 moves upwards, the second gear 41 cannot move upwards along with the rotating shaft 32 because the second gear 41 is clamped in the two U-shaped frames 43, and the second gear 41 and the first rack 44 are always in a mutually meshed state;
when the rotating rod 34 needs to be rotated, the rectangular rod 46 is rotated through the handle, and the rectangular rod 46 can drive the rotating rod 34 to rotate along with the rotating rod;
when the display angle of the display screen 2 needs to be adjusted, the rectangular rod 46 is pushed and pulled by the handle, the rectangular rod 46 can drive the connecting rod 47 to move along the horizontal direction, the connecting rod 47 drives the first rack 44 fixed at one end of the connecting rod to move along the horizontal direction, the first rack 44 can drive the second gear 41 to rotate along with the connecting rod, the second gear 41 drives the rotating shaft 32 to rotate along with the rotating shaft, and the rotating shaft 32 drives the display screen 2 fixed at the top end of the rotating shaft to rotate along with the rotating shaft.
Example two
Referring to fig. 4-5, on the basis of the first embodiment, two white boards 5 are symmetrically arranged in the housing 1, U-shaped grooves 6 for the white boards 5 to enter and exit are formed on two opposite sides of the housing 1, and a linkage assembly 7 for driving the two white boards 5 to move to the outer side of the housing 1 in opposite directions is arranged in the housing 1.
In use, when carrying out the multimedia teaching, the mr can need write some teaching content on the blackboard, through setting up blank 5 in casing 1 to reduce area when the device is idle, through setting up linkage assembly 7, so that drive two blank 5 toward opposite direction when display screen 2 rebound and remove to the casing 1 outside.
In use, in an initial state, the sliding block 73 is located at one end of the inclined groove 74 away from the vertical groove 75, when the rotating shaft 32 moves upwards, the rotating shaft 32 can drive the L-shaped rod 71 and the cross rod 72 fixed at the lower end of the L-shaped rod 71 to move upwards along with the L-shaped rod, the cross rod 72 drives the sliding blocks 73 fixed at the two ends of the L-shaped rod to move upwards along with the L-shaped rod, and the two sliding blocks 73 can drive the two white boards 5 to move in opposite directions, so that the white boards 5 move to the outer side of the housing 1 through the U-shaped groove 6, and a teacher can write teaching contents;
when the sliding block 73 moves to the intersection of the inclined slot 74 and the vertical slot 75, the two white boards 5 have been moved completely to the outside of the housing 1, and the rotating shaft 32 can continue to move upward, and the sliding block 73 will slide along the vertical slot 75.
EXAMPLE III
Referring to fig. 4-7, on the basis of the first embodiment, further, box bodies 8 are fixedly connected to two opposite sides of the inner wall of the housing 1, sponge wipers 81 are fixedly connected to one sides of the surfaces of the two box bodies 8, the two sponge wipers 81 are respectively attached to the two white boards 5, and a liquid adding assembly 9 for adding cleaning liquid is disposed in the box body 8.
In use, the box body 8 and the sponge eraser 81 are arranged, so that writing and dust on the surface of the white board 5 can be wiped off when the white board 5 enters or exits the shell 1; by arranging the liquid adding assembly 9, the two white boards 5 can add cleaning liquid to the sponge wiper 81 when entering and exiting the shell 1.
Liquid feeding subassembly 9 is including being located the clamp plate 91 of box body 8, the equal fixedly connected with slide bar 93 of clamp plate 91 upper surface and lower surface, the gliding spacing groove 92 of slide bar 93, two have all been seted up to box body 8 upper surface and lower surface the equal fixedly connected with dog 94 of one end of keeping away from clamp plate 91 of slide bar 93, dog 94 is equilateral triangle, and is parallel to each other between dog 94 one side and the blank 5, sponge piece 95 has been placed in the box body 8, just the cleaning solution has been adsorbed in the sponge piece 95, laminate each other between sponge piece 95 and the clamp plate 91, the spring 96 of two symmetric distributions of sponge piece 95 one side fixedly connected with is kept away from to clamp plate 91, spring 96 one end fixed connection is in the 8 inner walls of box body, two the upper surface and the equal fixedly connected with U font push rod 97 of lower surface of blank 5, one of them lateral wall laminating in U font push rod 97, box body 8 is close to sponge 81 surface one side and offers the through-hole that the cleaning solution flows.
In use, when two blank 5 move towards opposite direction, can drive the U font push rod 97 of fixing on its surface and remove thereupon, U font push rod 97 can promote dog 94 and move towards being close to blank 5 one side in the removal, dog 94 can drive clamp plate 91 through slide bar 93 and move towards being close to blank 5 one side thereupon, clamp plate 91 can produce the extrusion to sponge piece 95 when removing, extrude the cleaning solution in sponge piece 95, make the cleaning solution flow to sponge through 8 surperficial through-holes of box body wipe 81 on.
The working principle is as follows: when the computer multimedia distance education training teaching device is used, in an initial state, the display screen 2 is located at the lowest position, when the device needs to be used, the rectangular rod 46 is rotated through the handle, the rectangular rod 46 can drive the rotating rod 34 to rotate along with the rotating rod, the rotating rod 34 drives the first gear 35 which is sleeved on the surface of the first gear to rotate along with the rotating rod, the first gear 35 drives the annular rack 33 to move upwards along with the first gear, the annular rack 33 drives the rotating shaft 32 to move upwards along with the annular rack, and the rotating shaft 32 drives the display screen 2 fixed to the top end of the rotating shaft to move upwards to a preset position along with the annular rack 33;
when the display screen 2 needs to be restored to the original position, the rotating rod 34 is rotated reversely;
when the rotating shaft 32 moves upwards, the second gear 41 is not moved upwards along with the rotating shaft 32 because the second gear 41 is clamped in the two U-shaped frames 43, and the second gear 41 and the first rack 44 are always in a mutually meshed state;
when the display angle of the display screen 2 needs to be adjusted, the rectangular rod 46 is pushed and pulled by the handle, the rectangular rod 46 can drive the connecting rod 47 to move along the horizontal direction, the connecting rod 47 drives the first rack 44 fixed at one end of the connecting rod to move along the horizontal direction, the first rack 44 can drive the second gear 41 to rotate along with the connecting rod, the second gear 41 drives the rotating shaft 32 to rotate along with the rotating shaft, and the rotating shaft 32 drives the display screen 2 fixed at the top end of the rotating shaft to rotate along with the rotating shaft;
when multimedia teaching is carried out, teachers need to write some teaching contents on the blackboard, the white boards 5 are arranged in the shell 1, so that the occupied area is reduced when the device is idle, and the linkage assembly 7 is arranged, so that the two white boards 5 are driven to move to the outer side of the shell 1 in opposite directions when the display screen 2 moves upwards;
in an initial state, the sliding block 73 is located at one end of the inclined groove 74 away from the vertical groove 75, when the rotating shaft 32 moves upwards, the rotating shaft 32 can drive the L-shaped rod 71 and the cross rod 72 fixed at the lower end of the L-shaped rod 71 to move upwards, the cross rod 72 drives the sliding blocks 73 fixed at the two ends of the cross rod to move upwards, and the two sliding blocks 73 can drive the two white boards 5 to move in opposite directions, so that the white boards 5 move to the outer side of the housing 1 through the U-shaped groove 6, and a teacher can write teaching contents;
when the sliding block 73 moves to the intersection of the inclined groove 74 and the vertical groove 75, the two white boards 5 have completely moved to the outside of the housing 1, and the rotating shaft 32 can continue to move upwards, and the sliding block 73 will slide along the vertical groove 75;
through the arrangement of the box body 8 and the sponge eraser 81, writing and dust on the surface of the white board 5 can be conveniently wiped off when the white board 5 enters and exits the shell 1;
when two blank 5 move toward opposite direction, can drive the U font push rod 97 fixed at its surface and remove thereupon, U font push rod 97 can promote dog 94 in the removal and move toward being close to blank 5 one side, dog 94 can drive clamp plate 91 through slide bar 93 and move toward being close to blank 5 one side thereupon, clamp plate 91 can produce the extrusion to sponge piece 95 when removing, extrudees the cleaning solution in sponge piece 95, make the cleaning solution flow to the sponge through 8 surperficial through-holes of box body and wipe on 81.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a computer multimedia distance education training teaching device which characterized in that: including hollow structure's casing (1) to and be located display screen (2) of casing (1) top, be provided with in casing (1) and be used for driving display screen (2) along vertical direction removal regulation height-adjusting subassembly (3) of using to and be used for driving display screen (2) rotation regulation show angle's angle adjusting part (4).
2. The computer multimedia distance education, training and teaching device according to claim 1, wherein: height adjusting subassembly (3) are including rotating stand (31) of connecting in casing (1) inner wall bottom surface, it has pivot (32) to peg graft in stand (31) upper end, pivot (32) top extends to the casing (1) outside, display screen (2) fixed mounting is on pivot (32) top, annular rack (33) have been cup jointed on pivot (32) surface, casing (1) surface one side is pegged graft and is had bull stick (34), bull stick (34) are rotated and are connected in casing (1), bull stick (34) surface cup joint with annular rack (33) intermeshing's gear (35).
3. The computer multimedia distance education, training and teaching device according to claim 2, wherein: the angle adjusting assembly (4) is including the second gear (41) that the cover was located pivot (32) surface, two symmetric distribution's bar groove (42) are seted up on pivot (32) surface, the slider with bar groove (42) adaptation is fixed with to the integration in second gear (41), casing (1) inner wall is fixed with two symmetric distribution's U-shaped frame (43), the second gear (41) card is in two U-shaped frames (43), rectangular channel (45) have been seted up in bull stick (34), it has rectangular rod (46) to stretch out and draw back in rectangular channel (45), the both ends of rectangular rod (46) all extend outside rectangular channel (45), rectangular rod (46) one end is fixed with the handle, and one end rotation is connected with connecting rod (47) in addition, connecting rod (47) one end fixedly connected with rack (44) with second gear (41) intermeshing.
4. A computer multimedia distance education, training and teaching device according to claim 3 wherein: be provided with two symmetric distribution's blank (5) in casing (1), U-shaped groove (6) that supply blank (5) business turn over are seted up to casing (1) relative both sides, be provided with in casing (1) and be used for driving linkage subassembly (7) that two blank (5) moved to the casing (1) outside toward opposite direction.
5. The computer multimedia distance education, training and teaching device according to claim 4, wherein: link subassembly (7) locate L shape pole (71) on pivot (32) surface including the cover, rotate between L shape pole (71) and pivot (32) and be connected, L shape pole (71) lower extreme fixedly connected with horizontal pole (72), horizontal pole (72) both ends all vertical fixation has sliding block (73), two chute (74) and perpendicular groove (75) that communicate each other with chute (74) have all been seted up on whiteboard (5) surface, and one side top-down slope of keeping away from each other to one side that is close to each other is followed to two chute (74), sliding block (73) sliding connection is in chute (74) and perpendicular groove (75).
6. The computer multimedia distance education, training and teaching device according to claim 5, wherein: the improved cleaning liquid adding device is characterized in that a box body (8) is fixedly connected to two opposite sides of the inner wall of the shell (1), a sponge is fixedly connected to one side of the surface of the box body (8) and is used for wiping (81) and two sponge wiping (81) are respectively attached to the two white boards (5), and a liquid adding assembly (9) used for adding cleaning liquid is arranged in the box body (8).
7. The computer multimedia distance education, training and teaching device according to claim 6, wherein: liquid feeding subassembly (9) is including clamp plate (91) that is located box body (8), clamp plate (91) upper surface and the equal fixedly connected with slide bar (93) of lower surface, box body (8) upper surface and lower surface have all been seted up slide bar (93) gliding spacing groove (92), two the equal fixedly connected with dog (94) of one end of keeping away from clamp plate (91) of slide bar (93), sponge piece (95) have been placed in box body (8), just the cleaning solution has been adsorbed in sponge piece (95), laminate each other between sponge piece (95) and clamp plate (91), clamp plate (91) are kept away from spring (96) of two symmetric distributions of sponge piece (95) one side fixedly connected with, spring (96) one end fixed connection is in box body (8) inner wall, two the equal fixedly connected with U font push rod (97) of upper surface and the lower surface of blank (5), one of them lateral wall of U font cleaning solution push rod (97) is laminated in dog (94), box body (8) are close to sponge (81) surface one side and offer the through-hole that supplies to wipe.
8. The computer multimedia distance education, training and teaching device according to claim 7, wherein: the stop block (94) is in an equilateral triangle shape, and one side of the stop block (94) is parallel to the white board (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210776588.4A CN115240486A (en) | 2022-07-04 | 2022-07-04 | Computer multimedia distance education training teaching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210776588.4A CN115240486A (en) | 2022-07-04 | 2022-07-04 | Computer multimedia distance education training teaching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115240486A true CN115240486A (en) | 2022-10-25 |
Family
ID=83671058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210776588.4A Pending CN115240486A (en) | 2022-07-04 | 2022-07-04 | Computer multimedia distance education training teaching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115240486A (en) |
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