CN112377763B - Display device is used in art teaching of digital media - Google Patents
Display device is used in art teaching of digital media Download PDFInfo
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- CN112377763B CN112377763B CN202011618138.XA CN202011618138A CN112377763B CN 112377763 B CN112377763 B CN 112377763B CN 202011618138 A CN202011618138 A CN 202011618138A CN 112377763 B CN112377763 B CN 112377763B
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- 238000006243 chemical reaction Methods 0.000 claims description 22
- 230000007246 mechanism Effects 0.000 claims description 15
- 230000005389 magnetism Effects 0.000 claims description 6
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 16
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 6
- 238000000926 separation method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 230000000007 visual effect Effects 0.000 description 4
- 210000003781 tooth socket Anatomy 0.000 description 3
- 230000002452 interceptive effect Effects 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 230000002337 anti-port Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 230000006872 improvement Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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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
- F16M11/20—Undercarriages with or without wheels
- F16M11/22—Undercarriages with or without wheels with approximately constant height, e.g. with constant length of column or of legs
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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
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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
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention provides a display device for digital media art teaching, which relates to the technical field of teaching aids and aims to solve the problems that when the art teaching is displayed, single-screen display is usually adopted, and only a turning-over mode is adopted during comparison, so that the comparison effect is poor, and in addition, in the teaching process, as classrooms are usually large, students on the left side and the right side reflect light, the ornamental effect is poor, and the display effect is poor; a horizontal lower tray is fixedly arranged at the upper end of the base; and the middle part of the lower tray is vertically and upwards fixedly provided with a rotary support frame. According to the invention, the front end edge and the rear end edge of the bottom plane of the adjusting disc frame are slidably clamped on the corresponding lower tray and the corresponding upper tray through the clamping grooves, so that two display screens can display two different pictures separately, and a larger picture can be displayed when the two display screens are combined, so that the picture is more complete and fine, the display purpose is changeable, the two pictures can be compared, and the display effect is more prominent.
Description
Technical Field
The invention relates to the technical field of teaching aids, in particular to a display device for digital media art teaching.
Background
At all teaching processes, traditional blackboard writing teaching has been abandoned gradually, has adopted the digital media device in a large number, promptly at the teaching in-process of giving lessons, the mr passes through computer, projecting apparatus and projection curtain device, and the content that will explain needs is projected on the projection curtain, however, in some complicated courses, often needs the teacher to carry out detailed explanation on traditional blackboard, or utilizes supplementary teaching aid demonstration to accomplish.
The prior art teaching display device is a digital media art teaching display device in patent application CN201920586779.8, which comprises a box body, wherein both ends of the bottom of an inner cavity of the box body are fixedly connected with cylinders, one side of each cylinder is provided with a vertical partition, both ends of each vertical partition are fixedly connected with the inner wall of the box body, the output ends of the cylinders penetrate through the top of the box body, a first support plate is arranged above the box body, the output ends of the cylinders are fixedly connected with the bottom of the first support plate, the center of the top of the first support plate is fixedly connected with a limiting rotating shaft, the top end of the limiting rotating shaft is rotatably connected with a second support plate, and the top of the second support plate is fixedly connected with an electronic display screen. Therefore, the display device for digital media art teaching has wide application prospect.
When the show of art teaching, adopt the show of single-screen usually, can only adopt the mode of looking over when carrying out the contrast, contrast effect is relatively poor, in addition, at the teaching in-process, because the classroom is great usually, the student of the left and right sides leads to its sight effect relatively poor owing to the reflection of light, leads to the bandwagon effect not good.
Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a display device for digital media art teaching is provided to achieve the purpose of higher practical value.
Disclosure of Invention
In order to solve the technical problems, the invention provides a display device for digital media art teaching, which aims to solve the problems that during art teaching display, single-screen display is usually adopted, and only a turning-over mode is adopted during comparison, so that the comparison effect is poor, and in addition, in the teaching process, as a classroom is usually large, students on the left side and the right side reflect light, the ornamental effect is poor, and the display effect is poor.
The invention discloses a display device for digital media art teaching, which is realized by the following specific technical means:
a display device for digital media art teaching comprises a base; a horizontal lower tray is fixedly arranged at the upper end of the base; the middle part of the lower tray is vertically and upwards fixedly provided with a rotary support frame; a horizontal upper tray is rotatably inserted in the rotary support frame; the upper ends of the lower tray and the upper tray are transversely clamped with an adjusting tray frame in a sliding manner; a vertical lower display screen is fixedly mounted at the front end of the adjusting disc frame on the lower tray, a vertical upper display screen is fixedly mounted at the front end of the adjusting disc frame on the upper tray, and the upper end of the lower display screen is tangent to the lower end of the upper display screen; a lifting tooth groove rod is vertically inserted between the middle parts of the lower tray and the upper tray in a sliding manner; a conversion roller frame is longitudinally and fixedly arranged at the position, on the left side of the lifting tooth groove rod, of the lower tray, and a conversion roller frame is also longitudinally and fixedly arranged at the position, on the right side of the lifting tooth groove rod, of the upper tray; the rear end of the top plane of the base is vertically and upwards fixedly provided with a left-right symmetrical stop mechanism, and the upper end of the stop mechanism is fixedly connected with the rear end of the lower tray; the base comprises a support frame, and two support frames in an inverted T shape are vertically and upwards fixedly mounted on the plane of the top of the base.
Furthermore, the lower tray comprises a rod hole A and limiting fin blocks, the middle part of the lower tray is provided with the rod hole A which is matched with the lifting tooth groove rod, and the inner wall of the rod hole A is fixedly provided with four limiting fin blocks in an annular array.
Further, go up the tray and include rotatory sleeve, ring rail, ear support and pole hole B, go up the middle part of tray and offer the pole hole B corresponding with pole hole A position, its pole hole B is smooth wall structure from top to bottom, goes up the perpendicular downward fixed mounting in the planar pole hole B outside of tray bottom and has rotatory sleeve, the even fixed mounting in vertical interval has the ring rail of evagination on its rotatory telescopic outer arc wall, goes up two ear supports of symmetry fixed mounting on the rear end edge of tray, and its ear support constitutes for the magnetite.
Further, the adjusting disc frame comprises a rack, the front end edge and the rear end edge of the top plane of the adjusting disc frame are fixedly provided with transverse racks, the upper end of each rack is a tooth groove surface, and the front end edge and the rear end edge of the bottom plane of the adjusting disc frame are slidably connected to the corresponding lower tray and the corresponding upper tray through clamping grooves.
Furthermore, the conversion roller frame comprises an outer gear and an inner gear roller, the middle part of the upper end of the conversion roller frame is longitudinally and rotatably provided with the inner gear roller, the inner gear roller is meshed with the corresponding lifting tooth groove rod, the front end and the rear end of the inner gear roller are respectively and fixedly connected with the outer gear through rotating shafts, and the outer gear is respectively meshed with the rack on the corresponding side.
Furthermore, the lifting tooth socket rod comprises a rod groove and a limiting groove, the lifting tooth socket rod is provided with annular rod grooves which are uniformly spaced up and down, the rod groove is meshed with the inner gear roller, and the lifting tooth socket rod is vertically provided with four limiting grooves which are matched with the limiting fin blocks.
Further, the rotating support frame comprises a lower fixing ring and a ring groove, the two support legs at the front end and the rear end of the lower end of the rotating support frame are fixedly connected through the annular lower fixing ring, the upper end of the rotating support frame is sleeved on the rotating sleeve in a ring mode, and the ring groove matched with the ring rail is formed in the inner walls of the front end support leg and the rear end support leg of the rotating support frame.
Furthermore, backstop mechanism includes backstop pole and hangers, the vertical slip grafting in backstop mechanism's upper end has the banding backstop pole of cuboid, and its outer end lateral wall upper end fixed mounting of backstop pole has the hangers, and its hangers constitutes for the magnetite, and the hangers is held in the palm the position with the ear and is corresponding, and magnetism is different.
Compared with the prior art, the invention has the following beneficial effects:
1. because the planar front end edge department and the rear end edge department in adjustment dish frame bottom then pass through draw-in groove slip joint on corresponding lower tray and last tray, the accessible promotes the action that upper display screen and lower display screen left and right sides separation is driven to the adjustment dish frame of below, when promoting the adjustment dish frame of below, the conversion roller frame of below is rotatory, make the ascending and descending fluted bar rise, make the conversion roller frame of top rotate, thereby the adjustment dish frame antiport of drive top, the purpose of upper display screen and lower display screen left and right sides separation has finally been realized, can make two display screen display separation show two different pictures, be convenient for show a plurality of pictures, and can show great picture when merging, make the picture more complete exquisiteness, the show usage, can carry out two picture contrasts, more outstanding bandwagon effect.
2. Because the upper end of rotation support frame then the ring cover on the rotating sleeve, all set up the annular that suits with the ring rail on the inner wall of rotation support frame's front end support leg and rear end support leg, can cooperate with rotating sleeve, make the upper tray rotate, lower fixing ring can play the effect of strengthening rotation support frame, simultaneously can not produce the interference with the conversion roller frame of below again, when the upper tray is rotatory to certain angle, lower display screen and last display screen are the contained angle setting, can make things convenient for the people of the left and right sides to watch, guarantee that it can have relative best viewing angle, avoid causing the problem appearance of bandwagon effect variation because of the visual angle is relatively poor.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic front axial view structure diagram of a lower display screen and an upper display screen of the present invention in a flat butt joint state.
Fig. 2 is a schematic rear-axis view of the flat-butted state of the lower display screen and the upper display screen according to the present invention.
Fig. 3 is a schematic diagram of an enlarged portion a of fig. 2 according to the present invention.
Fig. 4 is a schematic diagram of a portion of the structure of B in fig. 2 according to the present invention.
Fig. 5 is a schematic axial view structure diagram of the lower display screen and the upper display screen of the present invention in a flat butt joint state.
Fig. 6 is a schematic diagram of the enlarged part C in fig. 5 according to the present invention.
Fig. 7 is a schematic view of the left and right separation status of the lower display screen and the upper display screen according to the present invention.
FIG. 8 is a schematic view of the structure of the lower display screen and the upper display screen of the present invention in a state of forming an angle between the left and right.
Fig. 9 is an axial view structure diagram of the lower tray and the upper tray of the present invention in a partially separated state.
Fig. 10 is a partial axial view of the lower tray and the rotating support frame of the present invention.
Fig. 11 is a schematic axial view of the upper tray and the frame of the adjustment tray of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a base; 101. a support frame; 2. a lower display screen; 3. an upper display screen; 4. a lower tray; 401. a rod hole A; 402. a limiting fin block; 5. an upper tray; 501. rotating the sleeve; 502. a circular rail; 503. an ear support; 504. a rod hole B; 6. adjusting the disc frame; 601. a rack; 7. a transfer roller frame; 701. an outer gear; 702. an internal gear roll; 8. a lifting tooth groove rod; 801. a rod groove; 802. a limiting groove; 9. rotating the support frame; 901. a lower fixing ring; 902. a ring groove; 10. a stopper mechanism; 1001. a stop bar; 1002. and (5) hanging a lug.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 11:
the invention provides a display device for digital media art teaching, which comprises a base 1; a horizontal lower tray 4 is fixedly arranged at the upper end of the base 1; the middle part of the lower tray 4 is vertically and upwards fixedly provided with a rotary supporting frame 9; a horizontal upper tray 5 is rotatably inserted in the rotary support frame 9; the upper ends of the lower tray 4 and the upper tray 5 are transversely clamped with an adjusting tray frame 6 in a sliding manner; the front end of an adjusting disc frame 6 on the lower tray 4 is fixedly provided with a vertical lower display screen 2, the front end of the adjusting disc frame 6 on the upper tray 5 is fixedly provided with a vertical upper display screen 3, and the upper end of the lower display screen 2 is tangent to the lower end of the upper display screen 3; a lifting tooth groove rod 8 is vertically inserted between the middle parts of the lower tray 4 and the upper tray 5 in a sliding manner; a conversion roller frame 7 is longitudinally and fixedly arranged at the position, on the left side of the lifting tooth groove rod 8, of the lower tray 4, and a conversion roller frame 7 is also longitudinally and fixedly arranged at the position, on the right side of the lifting tooth groove rod 8, of the upper tray 5; the rear end of the top plane of the base 1 is vertically and upwards fixedly provided with a left-right symmetrical stop mechanism 10, and the upper end of the stop mechanism 10 is fixedly connected with the rear end of the lower tray 4; the base 1 comprises a supporting frame 101, and two inverted T-shaped supporting frames 101 are vertically and upwards fixedly mounted on the plane of the top of the base 1.
The lower tray 4 comprises a rod hole A401 and a limiting fin block 402, the middle of the lower tray 4 is provided with the rod hole A401 matched with the lifting tooth groove rod 8, the inner wall of the rod hole A401 is fixedly provided with four limiting fin blocks 402 in an annular array, the lifting tooth groove rod 8 can slide up and down in the rod hole A401, and the lifting tooth groove rod 8 can be prevented from rotating through the limiting fin block 402.
Wherein, the upper tray 5 comprises a rotary sleeve 501, a ring rail 502, an ear support 503 and a rod hole B504, the middle part of the upper tray 5 is provided with a rod hole B504 corresponding to the position of the rod hole A401, the rod hole B504 is a smooth wall surface structure from top to bottom, which can ensure that the lifting tooth groove rod 8 slides through the rod hole B504, the upper tray 5 rotates without interfering with the lifting tooth groove rod 8, the outer side of the rod hole B504 of the bottom plane of the upper tray 5 is vertically and downwards fixedly provided with a rotating sleeve 501, the outer arc wall of the rotating sleeve 501 is vertically and evenly fixed with convex ring rails 502 at intervals, the upper tray 5 can rotate on the rotating support frame 9 through the rotating sleeve 501, so as to achieve the purpose of adjusting the angles of the upper display screen 3 and the lower display screen 2, two ear supports 503 are symmetrically and fixedly arranged on the edge of the rear end of the upper tray 5, the ear holder 503 is made of magnet and can be matched with the stop mechanism 10 to limit the movement of the upper display screen 3.
Wherein, the adjusting disk frame 6 comprises a rack 601, the front end edge and the rear end edge of the top plane of the adjusting disk frame 6 are both fixedly provided with a transverse rack 601, the upper end of the rack 601 is a tooth space surface, the front end edge and the rear end edge of the bottom plane of the adjusting disk frame 6 are slidably connected with the corresponding lower tray 4 and the upper tray 5 through clamping grooves, the upper adjusting disk frame 6 below can be pushed to drive the left and right separation of the upper display screen 3 and the lower display screen 2, when the adjusting disk frame 6 below is pushed, the lower conversion roller frame 7 rotates to enable the lifting tooth space rod 8 to ascend, the upper conversion roller frame 7 rotates, the adjusting disk frame 6 above is driven to move reversely, the purpose of left and right separation of the upper display screen 3 and the lower display screen 2 is finally realized, two display screens can display two different pictures separately, thereby being convenient for displaying a plurality of pictures, when the pictures are combined, a larger picture can be displayed, so that the picture is more complete and finer, and the display purposes are variable.
The conversion roller frame 7 comprises an external gear 701 and an internal gear roller 702, the internal gear roller 702 is longitudinally and rotatably installed in the middle of the upper end of the conversion roller frame 7, the internal gear roller 702 is meshed with the corresponding lifting tooth-grooved rod 8, the external gear 701 is fixedly connected to the front end and the rear end of the internal gear roller 702 through rotating shafts respectively, the external gear 701 is meshed with the rack 601 on the corresponding side respectively, and the external gear can be used for converting power between the adjusting plate frame 6 and the lifting tooth-grooved rod 8.
Wherein, lifting tooth groove pole 8 includes pole groove 801 and spacing groove 802, set up the even pole groove 801 in annular upper and lower interval on the lifting tooth groove pole 8, pole groove 801 meshes with inner gear roller 702 mutually, there is the vertical spacing groove 802 of seting up four and spacing wing piece 402 suits on the lifting tooth groove pole 8, can transmit conversion power between tray 4 and last tray 5 down, so that go on simultaneously through two actions of an action control, accomplish the transform of going up display screen 3 and lower display screen 2.
Wherein, the runing rest 9 includes solid fixed ring 901 and annular 902 down, through annular solid fixed ring 901 fixed connection down between two support legs around the runing rest 9 lower extreme, the upper end of runing rest 9 is then the snare on runing rest 501, all set up the annular 902 that suits with circular rail 502 on the inner wall of runing rest 9's front end support leg and rear end support leg, can cooperate with runing rest 501, make upper tray 5 rotate, gu fixed ring 901 can play the effect of strengthening runing rest 9 down, can not interfere with below conversion roller frame 7 again simultaneously, when upper tray 5 rotates to certain angle, lower display screen 2 and last display screen 3 are the contained angle setting, can make things convenient for the people of the left and right sides to watch, guarantee that it can have relative best sight viewing angle, avoid causing the problem appearance of bandwagon effect variation because of the visual angle is relatively poor.
Wherein, backstop mechanism 10 includes backstop pole 1001 and hangers 1002, the vertical slip grafting in upper end of backstop mechanism 10 has the banding backstop pole 1001 of cuboid, the outer end lateral wall upper end fixed mounting of its backstop pole 1001 has hangers 1002, its hangers 1002 constitute for the magnetite, and hangers 1002 and ear hold in the palm 503 position corresponding, and magnetism is different, accessible backstop pole 1001 takes the string to carry on spacingly on ear holds in the palm 503 to last tray 5, avoid its free rotation, hangers 1002 and ear hold in the palm 503 magnetism looks attraction.
The specific use mode and function of the embodiment are as follows:
in the using process, the front end edge and the rear end edge of the bottom plane of the adjusting disc frame 6 are slidably clamped on the corresponding lower tray 4 and the upper tray 5 through the clamping grooves, the upper display screen 3 and the lower display screen 2 can be driven to move left and right by pushing the lower adjusting disc frame 6, when the lower adjusting disc frame 6 is pushed, the lower conversion roller frame 7 rotates, the lifting tooth groove rod 8 is lifted, the upper conversion roller frame 7 rotates, the upper adjusting disc frame 6 is driven to move reversely, the purpose of separating the upper display screen 3 from the lower display screen 2 left and right is finally realized, two display screens can display two different pictures in a separated mode, a plurality of pictures can be displayed conveniently, a larger picture can be displayed when combined, the pictures are more complete and fine, the displaying purpose is changeable, the middle part of the upper tray 5 is provided with a rod hole B504 corresponding to the position of a rod hole A401, the rod hole B504 is a wall surface structure which is smooth up and down, the lifting tooth groove rod 8 can be ensured to slide through the rod hole B504, the upper tray 5 can rotate without interfering with the lifting tooth groove rod 8, the outer side of the rod hole B504 on the bottom plane of the upper tray 5 is vertically and downwards fixedly provided with a rotary sleeve 501, the outer arc wall of the rotary sleeve 501 is vertically and fixedly provided with convex ring rails 502 at intervals, the upper tray 5 can rotate on a rotary supporting frame 9 through the rotary sleeve 501 so as to achieve the purpose of adjusting the angles of an upper display screen 3 and a lower display screen 2, two ear supports 503 are symmetrically and fixedly arranged on the rear end edge of the upper tray 5, the ear supports 503 are made of magnets and can be matched with a stop mechanism 10 to limit the movement of the upper display screen 3, four limit grooves 802 which are matched with the limit wing blocks 402 are vertically arranged on the lifting tooth groove rod 8, and can transmit conversion power between the lower tray 4 and the upper tray 5, so that go on simultaneously through two actions of an action control, accomplish the transform of going up display screen 3 and lower display screen 2, when last tray 5 is rotatory to certain angle, lower display screen 2 is the contained angle setting with last display screen 3, can make things convenient for the people of the left and right sides to watch, guarantee that it can have the visual angle of vwatching of relative best, avoid causing the problem of bandwagon effect variation to appear because of the visual angle is relatively poor, ear 1002 and ear hold in the palm 503 position corresponding, and magnetism is different, accessible backstop pole is taken and is hung and carry on spacingly on ear holds in the palm 503 to last tray 5, avoid its free rotation, hangers 1002 and ear hold in the palm 503 magnetism and inhale mutually.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (6)
1. The utility model provides a display device is used in teaching of digital media art which characterized in that: comprises a base (1); a horizontal lower tray (4) is fixedly arranged at the upper end of the base (1); a rotary support frame (9) is vertically and upwards fixedly arranged in the middle of the lower tray (4); a horizontal upper tray (5) is rotatably inserted in the rotary supporting frame (9); the upper ends of the lower tray (4) and the upper tray (5) are transversely slidably clamped with an adjusting tray frame (6); the front end of an adjusting disc frame (6) on the lower tray (4) is fixedly provided with a vertical lower display screen (2), the front end of the adjusting disc frame (6) on the upper tray (5) is fixedly provided with a vertical upper display screen (3), and the upper end of the lower display screen (2) is tangent to the lower end of the upper display screen (3); a lifting tooth groove rod (8) is vertically inserted between the middle parts of the lower tray (4) and the upper tray (5) in a sliding manner; a conversion roller frame (7) is longitudinally and fixedly installed at the position, on the left side of the lifting tooth groove rod (8), of the lower tray (4), and a conversion roller frame (7) is also longitudinally and fixedly installed at the position, on the right side of the lifting tooth groove rod (8), of the upper tray (5); the rear end of the top plane of the base (1) is vertically and upwards fixedly provided with a left-right symmetrical stop mechanism (10), and the upper end of the stop mechanism (10) is fixedly connected with the rear end of the lower tray (4); the base (1) comprises a support frame (101), and two inverted T-shaped support frames (101) are vertically and upwards fixedly mounted on the plane of the top of the base (1); the adjusting disc frame (6) comprises a rack (601), the front end edge and the rear end edge of the top plane of the adjusting disc frame (6) are fixedly provided with transverse racks (601), the upper end of each rack (601) is a tooth groove surface, and the front end edge and the rear end edge of the bottom plane of the adjusting disc frame (6) are slidably clamped on the corresponding lower tray (4) and the corresponding upper tray (5) through clamping grooves; the conversion roller frame (7) comprises an outer gear (701) and an inner gear roller (702), the inner gear roller (702) is longitudinally rotatably mounted in the middle of the upper end of the conversion roller frame (7), the inner gear roller (702) is meshed with a corresponding lifting tooth groove rod (8), the front end and the rear end of the inner gear roller (702) are respectively fixedly connected with the outer gear (701) through a rotating shaft, and the outer gear (701) is meshed with the rack (601) on one corresponding side.
2. A display device for digital media art teaching as claimed in claim 1, wherein: the lower tray (4) comprises a rod hole A (401) and limiting fin blocks (402), the middle of the lower tray (4) is provided with the rod hole A (401) matched with the lifting tooth groove rod (8), and the inner wall of the rod hole A (401) is fixedly provided with the four limiting fin blocks (402) in an annular array.
3. A display device for digital media art teaching as claimed in claim 2, wherein: go up tray (5) including rotary sleeve (501), circular rail (502), ear support (503) and pole hole B (504), pole hole B (504) corresponding with pole hole A (401) position is seted up at the middle part of going up tray (5), its pole hole B (504) are smooth wall structure from top to bottom, go up tray (5) bottom planar pole hole B (504) outside perpendicular downward fixed mounting have rotary sleeve (501), the even fixed mounting in vertical interval has convex circular rail (502) on the outer arc wall of its rotary sleeve (501), go up the rear end edge of tray (5) and on the symmetry fixed mounting have two ear supports (503), its ear support (503) constitute for the magnetite.
4. A display device for digital media art teaching as claimed in claim 2, wherein: lifting tooth groove pole (8) are including pole groove (801) and spacing groove (802), set up annular pole groove (801) that the interval is even from top to bottom on lifting tooth groove pole (8), pole groove (801) and internal gear roller (702) mesh mutually, have on lifting tooth groove pole (8) vertically to set up four spacing grooves (802) that suit with spacing wing piece (402).
5. A display device for digital media art teaching as claimed in claim 3, wherein: the rotary support frame (9) comprises a lower fixing ring (901) and a ring groove (902), the front support leg and the rear support leg at the lower end of the rotary support frame (9) are fixedly connected through the annular lower fixing ring (901), the upper end of the rotary support frame (9) is sleeved on the rotary sleeve (501), and the ring groove (902) matched with the ring rail (502) is formed in the inner walls of the front support leg and the rear support leg of the rotary support frame (9).
6. A display device for digital media art teaching as claimed in claim 3, wherein: backstop mechanism (10) are including backstop pole (1001) and hangers (1002), the vertical slip grafting in upper end of backstop mechanism (10) has rectangular parallelepiped banding backstop pole (1001), and the outer end lateral wall upper end fixed mounting of its backstop pole (1001) has hangers (1002), and its hangers (1002) constitute for the magnetite, and hangers (1002) hold in the palm (503) position with the ear corresponding, and magnetism is different.
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| CN202011618138.XA CN112377763B (en) | 2020-12-31 | 2020-12-31 | Display device is used in art teaching of digital media |
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