CN213400134U

CN213400134U - Display device for biological teaching

Info

Publication number: CN213400134U
Application number: CN202022802966.0U
Authority: CN
Inventors: 华秋宏
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-28
Filing date: 2020-11-28
Publication date: 2021-06-08
Anticipated expiration: 2030-11-28

Abstract

The utility model discloses a display device for biological teaching, which comprises a supporting table, the top symmetry of brace table is equipped with four sleeves, and the common welding in top of four pole settings has the transmission case, there is first diaphragm at the top of transmission case through screwed connection, it places the board to rotate to be connected with through the pivot between first diaphragm and the second diaphragm, and all pivots of placing the board lower extreme run through the lower extreme of first diaphragm and stretch into to the transmission case in, and driving pulley is all installed to the lower extreme of every pivot, and every front of placing the board has all seted up the rectangle frame, the show board has been placed in the rectangle frame, the symmetry spiro union has the screw thread post about the both sides wall of rectangle frame, the medial extremity rotation of screw thread post is connected with the dog that is used for fixed show board in the rectangle frame. The utility model discloses a starter motor drives a plurality of driving pulley rotatory, can drive the pivot rotatory, can rotate a plurality of boards of placing to can carry out rotatory show work to a plurality of for biological teaching show board.

Description

Display device for biological teaching

Technical Field

The utility model belongs to the technical field of the show is used in biological teaching, concretely relates to display device is used in biological teaching.

Background

At present, at the biological teaching in-process of school, in order to improve the teaching quality, let the better understanding of student and grasp biological knowledge learned, mr generally can adopt some lively pictures to show work, to the better teaching of face, the biological teaching show board that uses now can not rotate usually and demonstrates, and display device all is fixed, can't adjust the height of show board, has reduced teaching efficiency, so release a biology and solve above-mentioned problem with display device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a display device for biological teaching to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a display device for biological teaching comprises a supporting table, wherein four sleeves are symmetrically arranged at the top of the supporting table, vertical rods are inserted into the four sleeves, a transmission case is welded at the top of the four vertical rods together, the top of the transmission case is connected with a first transverse plate through screws, a second transverse plate is arranged above the first transverse plate, threaded columns are symmetrically distributed at two ends of the front side wall and the rear side wall of the first transverse plate and the second transverse plate, the number of the threaded columns is eight, vertical plates are sleeved between the vertically aligned threaded columns, a locking nut is arranged between the contact surfaces of each threaded column and the vertical plates, the number of the vertical plates is four, a placing plate is rotatably connected between the first transverse plate and the second transverse plate through a rotating shaft, rotating shafts at the lower ends of all the placing plates penetrate through the lower end of the first transverse plate and extend into the transmission case, and a transmission belt wheel is arranged at the lower end of each, all the transmission belt wheels are connected through a transmission belt, the lower end of one rotating shaft is provided with a motor, and the motor is fixedly arranged on the lower inner wall of the transmission case;

every front of placing the board has all been seted up the rectangle frame, the show board has been placed in the rectangle frame, the both sides wall of rectangle frame is symmetry spiro union from top to bottom has the screw thread post, the medial extremity of screw thread post rotates and is connected with the dog that is used for fixed show board to be located the rectangle frame.

Preferably, the four corner positions of each display board are respectively provided with a stop block, and the stop blocks are horn-shaped.

Preferably, the inner side wall of each vertical rod is provided with limiting holes at equal intervals from top to bottom, the inner side walls of the four sleeves are provided with circular slots, limiting studs penetrating through the circular slots are inserted into the limiting holes, and locking nuts in contact with the sleeves are screwed on the limiting studs.

Preferably, the front surface of the supporting table is provided with display board storage grooves, partition plates are arranged in the display board storage grooves at equal intervals, and the partition plates divide the inner cavity of the display board storage grooves into a plurality of storage areas.

Preferably, four walking rollers are mounted at the bottom of the supporting platform.

Preferably, the rotating shaft at the upper end of the placing plate is rotatably connected with the second transverse plate through a bearing.

The utility model discloses a technological effect and advantage: this display device for biological teaching through place the show board that biological teaching used in the rectangle frame, through the position of four adjustable dogs of four screw thread posts on rotatory every place board, utilizes the dog to carry out fixed work to the show board.

The utility model discloses a starter motor drives a plurality of driving pulley rotatory, can drive the pivot rotatory, can rotate a plurality of boards of placing to can carry out rotatory show work to a plurality of for biological teaching show board.

The utility model discloses a height of adjustable whole display device is used in a plurality of spacing holes, sleeve, waist circular slot, spacing double-screw bolt and lock nut's cooperation.

The utility model discloses a show board storage tank that sets up is used for depositing work to the biological teaching of difference with the show board, and the work is changed to the show board in the rectangle frame at any time to the convenience.

The utility model discloses a set up the removal work that the walking gyro wheel makes things convenient for whole device.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic side view of the present invention.

In the figure: 1. a support table; 2. a partition plate; 3. a display board storage groove; 4. a sleeve; 5. a limiting stud; 6. a limiting hole; 7. erecting a rod; 8. a transmission case; 9. a first transverse plate; 10. a vertical plate; 11. a second transverse plate; 12. a threaded post; 13. placing the plate; 14. a stopper; 15. a threaded post; 16. a waist circular groove; 17. a transmission belt; 18. an electric motor; 19. a rotating shaft; 20. a drive pulley; 21. a rectangular frame; 22. a display board.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, unless otherwise specified, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", and the like, indicate orientations or state relationships based on the orientations or state relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that a designated mechanism or component must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

The utility model provides a display device for biological teaching as shown in figures 1-3, which comprises a supporting table 1, wherein four sleeves 4 are symmetrically arranged at the top of the supporting table 1, vertical rods 7 are inserted into the four sleeves 4, a transmission case 8 is welded at the top of the four vertical rods 7, the top of the transmission case 8 is connected with a first transverse plate 9 through screws, a second transverse plate 11 is arranged above the first transverse plate 9, threaded columns 12 are symmetrically distributed at the two ends of the front and back side walls of the first transverse plate 9 and the second transverse plate 11, the number of the threaded columns 12 is eight, vertical plates 10 are sleeved between the threaded columns 12 aligned up and down, a locking nut is arranged between the contact surfaces of each threaded column 12 and the vertical plate 10, the number of the vertical plates 10 is four, a placing plate 13 is rotatably connected between the first transverse plate 9 and the second transverse plate 11 through a rotating shaft 19, rotating shafts at the lower ends of all the placing plates 13 penetrate through the lower end of the first transverse plate 9 and extend into the transmission box 8, rotating shafts 19 at the upper ends of the placing plates 13 are rotatably connected with the second transverse plate 11 through bearings, a transmission belt wheel 20 is mounted at the lower end of each rotating shaft 19, all the transmission belt wheels 20 are connected through a transmission belt 17, a motor 18 is mounted at the lower end of one rotating shaft 19, and the motor 18 is fixedly arranged on the lower inner wall of the transmission box 8;

every front of placing board 13 has all been seted up rectangular frame 21, show board 22 has been placed in the rectangular frame 21, the bilateral wall longitudinal symmetry spiro union of rectangular frame 21 has screw post 15, screw post 15's medial extremity rotates and is connected with the dog 14 that is used for fixed show board 22 in rectangular frame 21, and four corner position punishment of every show board 22 do not are equipped with dog 14, and dog 14's shape is the loudspeaker form, through placing show board 22 that biological teaching used in rectangular frame 21, through the position of rotatory every adjustable four dogs 14 of four screw post 15 of placing on board 13, utilize dog 14 to carry out fixed work to show board 22.

Spacing hole 6, four have been seted up from last equidistant extremely down to the inside wall of every pole setting 7 waist circle groove 16 has all been seted up to the inside wall of sleeve 4, it has the spacing double-screw bolt 5 that runs through waist circle groove 16 to peg graft in the spacing hole 6, the spiro union has the lock nut who contacts with sleeve 4 on the spacing double-screw bolt 5, uses the height of adjustable whole display device through the cooperation of a plurality of spacing holes 6, sleeve 4, waist circle groove 16, spacing double-screw bolt 5 and lock nut.

Supporting bench 1's front has been seted up show board storage tank 3, equidistant division board 2 that is equipped with in the show board storage tank 3, division board 2 has been divided into a plurality of districts of depositing to the inside cavity of show board storage tank 3, and show board storage tank 3 through setting up is used for depositing work to the biological teaching of difference with show board 22, conveniently changes the work to show board 22 in the rectangle frame 21 at any time.

Four walking rollers are installed at the bottom of the supporting table 1, and the walking rollers are arranged to facilitate the moving work of the whole device.

When the biological teaching demonstration board is used specifically, the demonstration board 22 for biological teaching is placed in the rectangular frame 21, the positions of the four stop blocks 14 can be adjusted by rotating the four threaded columns 15 on each placing board 13, and the demonstration board 22 can be fixed by the stop blocks 14. The starting motor 18 drives the plurality of driving belt wheels 20 to rotate, the rotating shaft 19 can be driven to rotate, the plurality of placing plates 13 can be rotated, and therefore the plurality of display plates 22 for biological teaching can be displayed in a rotating mode.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

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 modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a display device for biological teaching, includes brace table (1), its characterized in that: the top of the supporting table (1) is symmetrically provided with four sleeves (4), the four sleeves (4) are all inserted with vertical rods (7), the tops of the four vertical rods (7) are welded with transmission boxes (8) together, the top of each transmission box (8) is connected with a first transverse plate (9) through screws, a second transverse plate (11) is arranged above each first transverse plate (9), threaded columns (12) are symmetrically distributed at the two ends of the front side wall and the rear side wall of each first transverse plate (9) and the corresponding second transverse plate (11), the number of the threaded columns (12) is eight, vertical plates (10) are sleeved between the threaded columns (12) aligned up and down, locking nuts are arranged between the contact surfaces of each threaded column (12) and each vertical plate (10), the number of the vertical plates (10) is four, and a placing plate (13) is rotatably connected between the first transverse plates (9) and the second transverse plates (11) through rotating shafts (19), rotating shafts at the lower ends of the placing plates (13) penetrate through the lower end of the first transverse plate (9) and extend into the transmission box (8), a transmission belt wheel (20) is mounted at the lower end of each rotating shaft (19), all the transmission belt wheels (20) are connected through a transmission belt (17), a motor (18) is mounted at the lower end of one rotating shaft (19), and the motor (18) is fixedly arranged on the lower inner wall of the transmission box (8);

every front of placing board (13) has all been seted up rectangle frame (21), show board (22) have been placed in rectangle frame (21), the both sides wall of rectangle frame (21) is the spiro union from top to bottom has screw thread post (15), the medial extremity of screw thread post (15) rotates and is connected with dog (14) that are located rectangle frame (21) and are used for fixed show board (22).

2. The display device for biological teaching of claim 1, wherein: the four corner positions of each display plate (22) are respectively provided with a stop block (14), and the shape of each stop block (14) is trumpet-shaped.

3. The display device for biological teaching of claim 1, wherein: spacing hole (6), four have been seted up from last equidistant extremely down to the inside wall of every pole setting (7) waist circle groove (16) have all been seted up to the inside wall of sleeve (4), it has spacing double-screw bolt (5) of running through waist circle groove (16) to peg graft in spacing hole (6), the spiro union has the lock nut who contacts with sleeve (4) on spacing double-screw bolt (5).

4. The display device for biological teaching of claim 1, wherein: the front of the supporting table (1) is provided with display board storage grooves (3), partition plates (2) are arranged in the display board storage grooves (3) at equal intervals, and the internal cavities of the display board storage grooves (3) are divided into a plurality of storage areas by the partition plates (2).

5. The display device for biological teaching of claim 1, wherein: four walking rollers are installed at the bottom of the supporting table (1).

6. The display device for biological teaching of claim 1, wherein: the rotating shaft (19) at the upper end of the placing plate (13) is rotatably connected with the second transverse plate (11) through a bearing.