CN110728882A - Teaching display device for general medicine - Google Patents
Teaching display device for general medicine Download PDFInfo
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- CN110728882A CN110728882A CN201911022414.3A CN201911022414A CN110728882A CN 110728882 A CN110728882 A CN 110728882A CN 201911022414 A CN201911022414 A CN 201911022414A CN 110728882 A CN110728882 A CN 110728882A
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- connecting rod
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- cylinder
- general medicine
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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
- G09B19/00—Teaching not covered by other main groups of this subclass
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Abstract
The utility model provides a general medicine is with teaching display device, has solved general medicine at the teaching in-process, and the display device is adjusted inconveniently, the problem that plays the teaching effect that can not be fine. The lifting device comprises a bottom plate, wherein a supporting plate is arranged above the bottom plate and is of a structure capable of vertically lifting and swinging; a hollow cylinder is fixed at the upper end of the supporting plate, an end cover is rotatably arranged at the upper end of the cylinder, a flat plate is arranged above the end cover, the front end of the flat plate is hinged and fixed with the end cover, a vertical upright rod is arranged in the cylinder, the upright rod is a structure capable of vertically sliding and rotating, the upper end of the upright rod slidably penetrates through the end cover and is arranged above the end cover, a first connecting rod is hinged at the upper end of the upright rod, and the upper end of the first connecting; and a display board is fixed at the rear end of the flat plate. The invention has novel structure, ingenious conception and simple and convenient operation, and can adjust the multi-directional angle of the display board, thereby improving the teaching effect.
Description
Technical Field
The invention relates to the technical field of teaching display equipment, in particular to a teaching display device for general medicine.
Background
General medicine is a comprehensive medical professional subject which is oriented to communities and families and integrates relevant contents of clinical medicine, preventive medicine, rehabilitation medicine and human society subjects, is a clinical secondary subject and covers various ages, sexes, organ systems and diseases. The main point is to emphasize long-term comprehensive and responsible care with people as the center, families as the unit, communities as the scope and the direction of overall health maintenance and promotion, and integrate the individual and group health.
In the teaching process, often need use display device, like show shelf etc. but the show shelf is all fixed, sits the content that the student of back row can not be clear sees the show shelf the inside in the classroom to the interest loses, can not play fine teaching effect.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the teaching display device for the general medicine, which effectively solves the problems that the display equipment is inconvenient to adjust and cannot well play a teaching effect in the teaching process of the general medicine.
In order to realize the purpose, the invention comprises a bottom plate, wherein a supporting plate is arranged above the bottom plate, and the supporting plate is of a structure capable of vertically lifting and swinging;
a hollow cylinder is fixed at the upper end of the supporting plate, an end cover is rotatably arranged at the upper end of the cylinder, a flat plate is arranged above the end cover, the front end of the flat plate is hinged and fixed with the end cover, a vertical upright rod is arranged in the cylinder, the upright rod is a structure capable of vertically sliding and rotating, the upper end of the upright rod slidably penetrates through the end cover and is arranged above the end cover, a first connecting rod is hinged at the upper end of the upright rod, and the upper end of the first connecting;
and a display board is fixed at the rear end of the flat plate.
Preferably, two sliding blocks which horizontally slide along the supporting plate are arranged below the supporting plate, a second connecting rod is hinged to the lower end of the left sliding block, a third connecting rod is hinged to the lower end of the right sliding block, and the middle parts of the second connecting rod and the third connecting rod are hinged to form a scissors-shaped structure;
two rectangular blocks which slide horizontally relatively are arranged above the bottom plate, the rectangular block on the left side is hinged and fixed with the lower end of the third connecting rod, and the rectangular block on the right side is hinged and fixed with the lower end of the second connecting rod.
Preferably, a guide shaft is fixedly connected to the lower portion of the support plate, and the guide shaft can slidably penetrate through the two sliding blocks.
Preferably, the second connecting rod comprises a fourth connecting rod hinged and fixed with the right sliding block, the fourth connecting rod is hinged and fixed with the third connecting rod, a sleeve is rotatably fixed at the upper end of the fourth connecting rod, a threaded rod is connected with the inner thread of the sleeve, and the upper end of the threaded rod is hinged and fixed with the left sliding block.
Preferably, the rotatable axis of rotation that is equipped with in bottom plate top, both ends are equipped with the screw thread and the screw thread is turned around to opposite, and both ends are connected with rectangular block threaded connection respectively about the axis of rotation.
Preferably, guide rods are arranged at the left end and the right end of the rotating shaft and fixedly connected with the bottom plate, and the guide rods can penetrate through the rectangular block in a sliding mode.
Preferably, a directional wheel with a brake and a universal wheel with a brake are arranged below the bottom plate.
Preferably, a screw rod is rotatably arranged in the cylinder, the lower end of the screw rod is rotatably connected with the cylinder, and the upper end of the screw rod is rotatably connected with the end cover;
the screw is in threaded connection with a nut, the lower end of the upright rod is fixedly connected with the nut, a vertically sliding disc is arranged in the cylinder, the lower end face of the disc is positioned below the thread, and the nut is rotatably connected with the disc;
the lower end of the nut is hinged with two symmetrical clamping rings, the clamping rings are of structures capable of swinging outwards and being mutually extruded with the disc, the rear ends of the clamping rings are fixedly connected with square plates, corresponding holes are formed in the two square plates, and different corresponding holes correspond to the structures capable of extruding or separating the two clamping rings and the disc.
Preferably, a plurality of semicircular guide posts are arranged in the cylinder, and the disc can slidably penetrate through the guide posts.
Preferably, a first bevel gear is fixed at the lower end of the screw, a second bevel gear is meshed with the outer side of the first bevel gear, and a gear shaft of the second bevel gear can rotatably penetrate through the cylinder.
Preferably, the rear side of the cylinder is provided with a notch, and the outer end of the square plate penetrates through the notch and is arranged on the outer side of the cylinder.
The invention has novel structure, ingenious conception and simple and convenient operation, and can adjust the multi-directional angle of the display board, thereby improving the teaching effect.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic axial side view of the present invention.
Fig. 3 is a schematic view of the movement structure of the support plate of the present invention.
FIG. 4 is a schematic view of the side structure of the support plate moving shaft according to the present invention.
FIG. 5 is a schematic diagram of the plate motion structure of the present invention.
FIG. 6 is a schematic view of the barrel of the present invention with the screw removed.
Fig. 7 is an enlarged view of a portion a of fig. 5.
Detailed Description
The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings 1 to 7.
As can be seen from the figures 1-7, the invention comprises a bottom plate 1, a supporting plate 2 is arranged above the bottom plate 1, and the supporting plate 2 is a structure capable of vertically lifting and swinging;
a hollow cylinder 3 is fixed at the upper end of the supporting plate 2, an end cover 4 is rotatably arranged at the upper end of the cylinder 3, a flat plate 7 is arranged above the end cover 4, the front end of the flat plate 7 is hinged and fixed with the end cover 4, a vertical upright rod 5 is arranged in the cylinder 3, the upright rod 5 is a structure capable of vertically sliding and rotating, the upper end of the upright rod 5 slidably penetrates through the end cover 4 and is arranged above the end cover 4, a first connecting rod 6 is hinged at the upper end of the upright rod 5, and the upper end of the first connecting rod 6 is hinged;
and a display board 8 is fixed at the rear end of the flat plate 7.
In the invention, the bottom plate 1 is arranged at the lowest end, the supporting plate 2 is arranged above the bottom plate 1, the supporting plate 2 can be vertically lifted, and the display plate 8 is arranged at the upper end of the supporting plate 2 and is of a structure capable of lifting along with the lifting of the supporting plate 2, at the moment, the lifting of the supporting plate 2 can drive the display plate 8 to lift together, the supporting plate 2 can swing in the left-right direction, and at the moment, the swing of the supporting plate 2 can be used for adjusting the left-right pitch angle of the display plate 8;
the cylinder 3 is hollow, the end cover 4 is rotatably fixed at the upper end of the cylinder 3 through a bearing, the flat plate 7 is positioned above the end cover 4, the flat plate 7 is hinged and fixed with the end cover 4, the upright rod 5 penetrates through the end cover 4 and is connected with the flat plate 7 through the first connecting rod 6, at the moment, the rotation of the upright rod 5 can drive the end cover 4 and the flat plate 7 to rotate together, thereby adjusting the angle of the display board 8 in the space, and when the upright 5 is lifted, the pitch angle between the flat plate 7 and the horizontal plane is changed through the first connecting rod 6, thereby adjusting the position of the display board 8, and combining the above conditions, the display board 8 can adjust the height and the included angle with the horizontal plane, the vertical plane and the like, thereby make show board 8 be in the most suitable position to make the student in the back can see clearly the content on the show board 8, thereby increase student's interest in learning, play fine teaching effect.
Two sliding blocks 9 which horizontally slide along the supporting plate 2 are arranged below the supporting plate 2, a second connecting rod 10 is hinged to the lower end of the left sliding block 9, a third connecting rod 11 is hinged to the lower end of the right sliding block 9, and the middle parts of the second connecting rod 10 and the third connecting rod 11 are hinged to each other to form a scissors-shaped structure;
two rectangular blocks 12 capable of sliding horizontally relatively are arranged above the bottom plate 1, the rectangular block 12 on the left side is hinged and fixed with the lower end of the third connecting rod 11, and the rectangular block 12 on the right side is hinged and fixed with the lower end of the second connecting rod 10.
If 3 and fig. 4 show, in the present invention, two sliding blocks 9 are provided on both left and right sides of the supporting plate 2, which can greatly increase the stability of the device, and the two rectangular blocks 12 are in a relative sliding structure, and when the two rectangular blocks 12 slide relatively, they drive the two sliding blocks 9 to slide relatively under the action of the second connecting rod 10 and the third connecting rod 11, and at this time, the supporting plate 2 ascends.
A guide shaft 13 is fixedly connected to the lower portion of the supporting plate 2, and the guide shaft 13 can slidably penetrate through the two sliding blocks 9.
The guide shaft 13 plays a role in guiding and ensures that the sliding block 9 horizontally slides.
The second connecting rod 10 comprises a fourth connecting rod 14 hinged and fixed with the right sliding block 9, the fourth connecting rod 14 is hinged and fixed with the third connecting rod 11, the upper end of the fourth connecting rod 14 is rotatably fixed with a sleeve 15, the inner thread of the sleeve 15 is connected with a threaded rod 16, and the upper end of the threaded rod 16 is hinged and fixed with the left sliding block 9.
After backup pad 2 goes up and down, through the rotation of sleeve 15, can adjust the length of second connecting rod 10, this moment is motionless because of the horizontal position of third connecting rod 11, when second connecting rod 10 length changes this moment, can make backup pad 2 swing to adjust the contained angle between backup pad 2 and the horizontal plane.
The rotatable axis of rotation 17 that is equipped with in bottom plate 1 top, both ends are equipped with the screw thread and the screw thread opposite direction about axis of rotation 17, and both ends are connected with rectangular block 12 threaded connection respectively about axis of rotation 17.
One end of the rotating shaft 17 is provided with a prismatic groove, a crank is inserted in the prismatic groove, the rotating shaft 17 is driven to rotate through the crank, so that the rotating shaft 17 is driven to rotate, and the rotating shaft 17 rotates to drive the two rectangular blocks 12 to slide relatively.
Guide rods 18 are arranged at the left end and the right end of the rotating shaft 17, the guide rods 18 are fixedly connected with the bottom plate 1, and the guide rods 18 can slidably penetrate through the rectangular block 12.
The guide rods 18 guide the rectangular block 12 to ensure that the rectangular block 12 slides horizontally.
And a directional wheel with a brake and a universal wheel with a brake are arranged below the bottom plate 1.
The universal wheel and the directional wheel are arranged, so that the convenience of moving the equipment and the effect of quick fixation are guaranteed.
A screw rod 19 is rotatably arranged in the cylinder 3, the lower end of the screw rod 19 is rotatably connected with the cylinder 3, and the upper end of the screw rod 19 is rotatably connected with the end cover 4;
a nut 20 is connected to the screw rod 19 through threads, the lower end of the upright rod 5 is fixedly connected with the nut 20, a vertically sliding disc 21 is arranged in the cylinder 3, the lower end face of the disc 21 is positioned below the threads, and the nut 20 is rotatably connected with the disc 21;
the lower end of the nut 20 is hinged with two symmetrical clamping rings 22, the clamping rings 22 are in a structure capable of swinging outwards and being mutually extruded with the disc 21, the rear end of each clamping ring 22 is fixedly connected with a square plate 23, corresponding holes are formed in the two square plates 23, and different corresponding holes correspond to the structure that the two clamping rings 22 and the disc 21 are extruded or separated.
As shown in fig. 5 and 6, the disc 21 is rotatably connected to the nut 20, the disc 21 is located at the lower end of the nut 20, when the two clamping rings 22 swing outwards, they can be in pressing contact with the disc 21, at this time, the two clamping rings 22 are fixed together through the corresponding holes, at this time, under the action of friction, the nut 20 and the disc 21 are integrated, the nut 20 cannot rotate in the disc 21, because the disc 21 is vertically lifted, at this time, the nut 20 can only vertically lift, the nut 20 is in threaded connection with the screw rod 19, at this time, the rotation of the screw rod 19 drives the nut 20 to lift, the nut 20 lifts and drives the upright rod 5 to lift, so as to swing the plate 7, when the two clamping rings 22 do not contact with the disc 21, another corresponding hole is used for fixing, at this time, when the threaded rod 16 rotates, the nut 20 is driven to rotate together, the upright 5 now rotates with it, causing the end cap 4 to rotate.
A plurality of semicircular guide posts 24 are arranged in the cylinder 3, and the disc 21 can slide to penetrate through the guide posts 24.
The guide posts 24 have a guiding effect on the disc 21, and ensure that the disc 21 slides vertically.
A first bevel gear is fixed at the lower end of the screw rod 19, a second bevel gear is meshed with the outer side of the first bevel gear, and a gear shaft of the second bevel gear can rotatably penetrate through the cylinder 3.
The shaft end of the gear shaft of the second bevel gear is positioned at the outer end of the cylinder 3, an operating wheel or a prismatic groove can be arranged at the shaft end, and a driving handle is inserted into the prismatic groove.
The rear side of the cylinder 3 is provided with a notch, and the outer end of the square plate 23 penetrates through the notch and is arranged on the outer side of the cylinder 3.
The provision of notches facilitates manipulation of the different corresponding hole positions to adjust the positional relationship between the clamping ring 22 and the disc 21.
In the invention, the equipment is moved to a proper position through the directional wheels and the universal wheels, the displayed articles such as paintings or drawing boards are pasted on the display board 8 at the moment, and then the vertical height of the display board 8, the included angle between the horizontal plane and the vertical plane and the included angle between the horizontal plane and the vertical plane are adjusted according to the actual situation on site, so that the students in a classroom can watch the articles conveniently, the interest of the students is attracted, and the teaching effect is improved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The teaching display device for general medicine is characterized by comprising a bottom plate (1), wherein a supporting plate (2) is arranged above the bottom plate (1), and the supporting plate (2) is of a structure capable of vertically lifting and swinging;
a hollow cylinder (3) is fixed at the upper end of the supporting plate (2), an end cover (4) is rotatably arranged at the upper end of the cylinder (3), a flat plate (7) is arranged above the end cover (4), the front end of the flat plate (7) is hinged and fixed with the end cover (4), a vertical upright rod (5) is arranged in the cylinder (3), the upright rod (5) is a structure capable of vertically sliding and rotating, the upper end of the upright rod (5) can slidably penetrate through the end cover (4) and is arranged above the end cover (4), a first connecting rod (6) is hinged and connected to the upper end of the upright rod (5), and the upper end of the first connecting rod (6);
and a display board (8) is fixed at the rear end of the flat plate (7).
2. The teaching and showing device for the general medicine as claimed in claim 1, wherein two sliding blocks (9) horizontally sliding along the supporting plate (2) are arranged below the supporting plate (2), a second connecting rod (10) is hinged at the lower end of the left sliding block (9), a third connecting rod (11) is hinged at the lower end of the right sliding block (9), and the middle parts of the second connecting rod (10) and the third connecting rod (11) are hinged with each other to form a scissors-shaped structure;
two rectangular blocks (12) which slide horizontally relatively are arranged above the bottom plate (1), the rectangular block (12) on the left side is hinged and fixed with the lower end of the third connecting rod (11), and the rectangular block (12) on the right side is hinged and fixed with the lower end of the second connecting rod (10).
3. The teaching demonstration device for general medicine according to claim 1, characterized in that a guide shaft (13) is fixedly connected to the lower part of the support plate (2), and the guide shaft (13) can slidably penetrate through the two sliding blocks (9).
4. The teaching demonstration device for general medicine according to claim 1, wherein the second connecting rod (10) comprises a fourth connecting rod (14) hinged and fixed with the right slider (9), the fourth connecting rod (14) is hinged and fixed with the third connecting rod (11), a sleeve (15) is rotatably fixed at the upper end of the fourth connecting rod (14), a threaded rod (16) is connected with the inner thread of the sleeve (15), and the upper end of the threaded rod (16) is hinged and fixed with the left slider (9).
5. The teaching and showing device for general medicine as claimed in claim 1, wherein a rotating shaft (17) is rotatably provided above the bottom plate (1), the left and right ends of the rotating shaft (17) are provided with threads with opposite screwing directions, and the left and right ends of the rotating shaft (17) are respectively in threaded connection with the rectangular block (12).
6. The teaching demonstration device for general medicine according to claim 1, wherein the left and right ends of the rotation shaft (17) are provided with guide rods (18), the guide rods (18) are fixedly connected with the bottom plate (1), and the guide rods (18) slidably penetrate through the rectangular block (12).
7. The teaching demonstration device for general medicine according to claim 1, characterized in that the bottom plate (1) is provided with a directional wheel with a brake and a universal wheel with a brake.
8. The teaching demonstration device for general medicine according to claim 1, wherein a screw (19) is rotatably arranged in the cylinder (3), the lower end of the screw (19) is rotatably connected with the cylinder (3), and the upper end of the screw (19) is rotatably connected with the end cover (4);
a nut (20) is connected to the screw (19) in a threaded manner, the lower end of the upright rod (5) is fixedly connected with the nut (20), a vertically sliding disc (21) is arranged in the cylinder (3), the lower end face of the disc (21) is positioned below the thread, and the nut (20) is rotatably connected with the disc (21);
the lower end of the nut (20) is hinged with two symmetrical clamping rings (22), the clamping rings (22) are of structures capable of swinging outwards and being extruded with the disc (21) mutually, the rear end of each clamping ring (22) is fixedly connected with a square plate (23), corresponding holes are formed in the two square plates (23), and different corresponding holes correspond to the structures capable of extruding or separating the two clamping rings (22) and the disc (21).
9. Teaching demonstration device for general medicine according to claim 1, characterised in that a plurality of semicircular guide posts (24) are provided in said cylinder (3), the disc (21) being slidable through the guide posts (24).
10. The teaching demonstration device for general medicine according to claim 1, wherein a first bevel gear is fixed at the lower end of the screw (19), a second bevel gear is engaged with the outer side of the first bevel gear, and the gear shaft of the second bevel gear rotatably penetrates through the cylinder (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911022414.3A CN110728882A (en) | 2019-10-25 | 2019-10-25 | Teaching display device for general medicine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911022414.3A CN110728882A (en) | 2019-10-25 | 2019-10-25 | Teaching display device for general medicine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110728882A true CN110728882A (en) | 2020-01-24 |
Family
ID=69223158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911022414.3A Withdrawn CN110728882A (en) | 2019-10-25 | 2019-10-25 | Teaching display device for general medicine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110728882A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111839121A (en) * | 2020-07-06 | 2020-10-30 | 泰山学院 | Robot display platform who expandes fast |
| CN114027615A (en) * | 2021-11-15 | 2022-02-11 | 信阳师范学院 | Music book support is used in music class |
-
2019
- 2019-10-25 CN CN201911022414.3A patent/CN110728882A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111839121A (en) * | 2020-07-06 | 2020-10-30 | 泰山学院 | Robot display platform who expandes fast |
| CN114027615A (en) * | 2021-11-15 | 2022-02-11 | 信阳师范学院 | Music book support is used in music class |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200124 |