CN210244736U

CN210244736U - Biological teaching device

Info

Publication number: CN210244736U
Application number: CN201921193608.5U
Authority: CN
Inventors: Jianhui Wei; 魏建慧
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-04-03
Anticipated expiration: 2029-07-26

Abstract

The utility model relates to the technical field of biological teaching, in particular to a biological teaching device, which comprises a base, a frame and a display mechanism; the base is fixedly provided with a rack, the outer side of the rack is rotatably provided with a screw rod, the screw rod is in threaded connection with a threaded sleeve, and the threaded sleeve is in sliding connection with the rack; the top end of the rack is rotatably provided with a sun shield, the inner side of the sun shield is rotatably provided with a push-pull rod, and the other end of the push-pull rod is rotatably connected with the threaded sleeve; the upper end of the display mechanism is rotatably connected with the inner side of the lower part of the sun shield. The utility model discloses rotate on the top of frame and install the sunshading board, when the swivel nut upwards slides along the frame, the push-and-pull rod drives sunshading board anticlockwise rotation, makes the sunshading board shelter from the base, shelters from sunshine when making things convenient for outdoor teaching, avoids sunshine to penetrate the teacher directly, blocks the rainwater simultaneously when rainy day, avoids the teacher to drench, drives the outside roll-off of show mechanism simultaneously, shows the teaching content to the student.

Description

Biological teaching device

Technical Field

The utility model relates to a biological teaching technical field specifically is a biological teaching device.

Background

Organisms are living individuals, and the most important and essential features of organisms are that they carry out metabolism (also called secretion) and inheritance, and that they possess anabolism and catabolism, which are two processes opposite to each other, and can reproduce, which is the basis of life phenomena. Nature is composed of biological and non-biological substances and energy, and inanimate (including substances and energy) is called non-biological.

The existing biological teaching device is simple in structure, a teacher only depends on blackboard handwriting teaching contents to give lessons, but biological courses are abstract, and the teaching texts which only depend on the blackboard handwriting are difficult to play a good teaching effect, so that students cannot fully understand the course contents during learning.

Therefore, in view of the above situation, there is an urgent need to develop a biological teaching apparatus to overcome the shortcomings in the current practical application.

SUMMERY OF THE UTILITY MODEL

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

In order to achieve the above object, the utility model provides a following technical scheme:

a biological teaching device comprises a base, a frame and a display mechanism; the base is fixedly provided with a rack, the outer side of the rack is rotatably provided with a screw rod, the screw rod is in threaded connection with a threaded sleeve, and the threaded sleeve is in sliding connection with the rack; the top end of the rack is rotatably provided with a sun shield, the inner side of the sun shield is rotatably provided with a push-pull rod, and the other end of the push-pull rod is rotatably connected with the threaded sleeve; the upper end of the display mechanism is rotatably connected with the inner side of the lower part of the sun shield, the lower end of the display mechanism is fixedly provided with a sliding block, the base is provided with a sliding groove, and the sliding block is slidably arranged in the sliding groove; the show mechanism includes show mainboard and slidable mounting at the expansion plate of show mainboard lower part, rotates on the show mainboard and installs the rotor plate, and one side of rotor plate is provided with the blackboard, and the opposite side of rotor plate is provided with the display screen, and the below of show mainboard is provided with the picture show board.

As a further aspect of the present invention: the bottom fixed mounting of frame has driving motor, and driving motor's output is connected with the screw rod transmission through bevel gear group.

As a further aspect of the present invention: the picture display board is made of an iron material, and a plurality of magnets are adsorbed on the picture display board.

As a further aspect of the present invention: the display main board is also provided with a knob which drives the rotating plate to rotate.

As a further aspect of the present invention: the front side of expansion plate is opened and is equipped with a plurality of storing grooves.

As a further aspect of the present invention: the base is also provided with a sound box and a specimen box.

As a further aspect of the present invention: the four corners department of base all is provided with moving mechanism, and moving mechanism includes that electric putter and the rotation of fixed mounting on the base install the gear in the base bottom, and the gear is located electric putter's inboard, and electric putter's flexible end fixed mounting has the rack, rack and gear engagement, and the bottom of gear still fixed mounting has the truckle.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses rotate at the top of frame and install the sunshading board, when the swivel nut upwards slides along the frame, the push-and-pull rod drives the sunshading board anticlockwise rotation, makes the sunshading board shelter from the base, shelters from sunshine when being convenient for outdoor teaching, avoids sunshine to penetrate teacher directly, blocks the rainwater simultaneously when rainy day, avoids teacher's drenching with the wet, drives the show mechanism outward roll-off simultaneously, shows the teaching content to the student;

2. the utility model discloses the show mechanism that sets up includes show mainboard and the expansion plate of slidable mounting in show mainboard lower part, it installs the rotor plate to rotate on the show mainboard, one side of rotor plate is provided with the blackboard, be used for teacher's hand writing teaching content to explain the student, the opposite side of rotor plate is provided with the display screen, the display screen is used for playing biological video, vivid show teaching content to the student, the below of show mainboard is provided with the picture show board, the picture show board is made by the iron material, it has a plurality of magnets to adsorb on the picture show board, the teacher gives lessons the time, attach biological picture on the picture show board, and utilize magnet to fix, make things convenient for the audio-visual understanding bioinformation of student.

Drawings

Fig. 1 is a schematic structural diagram of a biological teaching device.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a schematic structural diagram of a display mechanism in the biological teaching device.

In the figure: the system comprises a base 1, a rack 2, a sliding chute 3, a sliding block 4, a display mechanism 5, a bevel gear set 6, a screw rod 7, a threaded sleeve 8, a push-pull rod 9, a sun shield 10, a driving motor 11, a sound device 12, a specimen box 13, a moving mechanism 14, an electric push rod 15, a rack 16, a gear 17, casters 18, a rotating plate 19, a picture display plate 20, a magnet 21, a telescopic plate 22, a storage tank 23 and a knob 24.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-2, in an embodiment of the present invention, a biological teaching apparatus includes a base 1, a frame 2, and a display mechanism 5; the base 1 is fixedly provided with a rack 2, the outer side of the rack 2 is rotatably provided with a screw 7, the screw 7 is in threaded connection with a threaded sleeve 8, the threaded sleeve 8 is in sliding connection with the rack 2, and the screw 7 drives the threaded sleeve 8 to slide up and down along the rack 2 when rotating; the top end of the rack 2 is rotatably provided with a sun shield 10, the inner side of the sun shield 10 is rotatably provided with a push-pull rod 9, the other end of the push-pull rod 9 is rotatably connected with a threaded sleeve 8, when the threaded sleeve 8 slides upwards along the rack 2, the push-pull rod 9 drives the sun shield 10 to rotate anticlockwise, so that the sun shield 10 shields the base 1, sunlight is conveniently shielded during outdoor teaching, direct sunlight is prevented from irradiating a teacher, meanwhile, rainwater is prevented in rainy days, and the teacher is prevented from getting wet; the upper end of the display mechanism 5 is rotatably connected with the inner side of the lower part of the sun shield 10, the lower end of the display mechanism 5 is fixedly provided with a slide block 4, the base 1 is provided with a slide groove 3, the slide block 4 is slidably arranged in the slide groove 3, and the display mechanism 5 is driven to slide outwards along the slide groove 3 when the sun shield 10 rotates anticlockwise, so that teaching contents can be conveniently displayed for students;

specifically, in this embodiment, a driving motor 11 is fixedly installed at the bottom of the frame 2, and an output end of the driving motor 11 is in transmission connection with the screw 7 through a bevel gear set 6 and is used for driving the screw 7 to rotate;

the display mechanism 5 comprises a display main board and an expansion board 22 which is slidably mounted on the lower portion of the display main board, the display main board is rotatably mounted with a rotating board 19, one side of the rotating board 19 is provided with a blackboard used for teachers to explain students with handwriting teaching contents, the other side of the rotating board 19 is provided with a display screen used for playing biological videos and vividly displaying teaching contents to the students, a picture display board 20 is arranged below the display main board, the picture display board 20 is made of iron materials, a plurality of magnets 21 are adsorbed on the picture display board 20, when the teachers give lessons, biological pictures are attached to the picture display board 20 and are fixed by the magnets 21, and the students can conveniently and visually know biological information;

specifically, in this embodiment, the display main board is further provided with a knob 24 for driving the rotating plate 19 to rotate;

a plurality of storage grooves 23 are formed in the front side of the expansion plate 22 and used for storing teaching tools; the base 1 is also provided with a sound box 12 and a specimen box 13, and the specimen box 13 is used for storing and collecting biological specimens.

Example 2

Referring to fig. 3, the embodiment is different from embodiment 1 in that moving mechanisms 14 are disposed at four corners of the base 1, each moving mechanism 14 includes an electric push rod 15 fixedly mounted on the base 1 and a gear 17 rotatably mounted at the bottom of the base 1, the gear 17 is located inside the electric push rod 15, a rack 16 is fixedly mounted on a telescopic end of the electric push rod 15, the rack 16 is engaged with the gear 17, and the rack 16 drives the gear 17 to rotate when the electric push rod 15 moves telescopically; still fixed mounting has truckle 18 in the bottom of gear 17, and gear 17 drives truckle 18 when rotating and rotates, and when electric putter 15 was in the shortest state, truckle 18 was in vertical state, and truckle 18 and ground contact, the device of being convenient for remove, and when electric putter 15 was in the longest state, truckle 18 was in the horizontality, and rack 17 and ground contact this moment are used for supporting the device.

The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

Claims

1. A biological teaching device comprises a base (1), a frame (2) and a display mechanism (5); the sun shield is characterized in that a sun shield plate (10) is rotatably mounted at the top end of the rack (2), a push-pull rod (9) is rotatably mounted at the inner side of the sun shield plate (10), and the other end of the push-pull rod (9) is rotatably connected with the threaded sleeve (8); the upper end of the display mechanism (5) is rotatably connected with the inner side of the lower part of the sun shield (10), the lower end of the display mechanism (5) is fixedly provided with a sliding block (4), the base (1) is provided with a sliding groove (3), and the sliding block (4) is slidably arranged in the sliding groove (3); show mechanism (5) are including show mainboard and slidable mounting at show mainboard lower part expansion plate (22), rotate on the show mainboard and install rotor plate (19), and one side of rotor plate (19) is provided with the blackboard, and the opposite side of rotor plate (19) is provided with the display screen, and the below of show mainboard is provided with picture show board (20).

2. The biological teaching device according to claim 1, wherein a driving motor (11) is fixedly mounted at the bottom of the frame (2), and an output end of the driving motor (11) is in transmission connection with the screw (7) through a bevel gear set (6).

3. Biological teaching device according to claim 1, wherein the picture display board (20) is made of ferrous material, and a plurality of magnets (21) are attracted to the picture display board (20).

4. Biological teaching device according to claim 3, wherein the display main board is further provided with a knob (24) for rotating the rotating board (19).

5. Biological teaching device according to claim 4, characterized in that the front side of the retractable plate (22) is provided with a plurality of storage slots (23).

6. Biological teaching device according to claim 1, characterized in that a sound box (12) and a specimen box (13) are also placed on the base (1).

7. The biological teaching device according to any one of claims 1 to 6, wherein the four corners of the base (1) are provided with moving mechanisms (14), each moving mechanism (14) comprises an electric push rod (15) fixedly mounted on the base (1) and a gear (17) rotatably mounted at the bottom of the base (1), the gear (17) is located on the inner side of the electric push rod (15), a rack (16) is fixedly mounted at the telescopic end of the electric push rod (15), the rack (16) is meshed with the gear (17), and casters (18) are fixedly mounted at the bottom of the gear (17).