CN109272823B

CN109272823B - Chemical board game teaching aid

Info

Publication number: CN109272823B
Application number: CN201811379608.4A
Authority: CN
Inventors: 钱扬义
Original assignee: South China Normal University
Current assignee: South China Normal University
Priority date: 2018-11-20
Filing date: 2018-11-20
Publication date: 2020-10-13
Anticipated expiration: 2038-11-20
Also published as: CN109272823A

Abstract

The invention discloses a chemical board game teaching aid, wherein a cavity is arranged in a box body bottom plate, a rotating shaft is rotatably connected to the side wall of the cavity, a control mechanism for controlling the rotating shaft to rotate is rotatably connected to the side wall of the cavity, the upper end of the rotating shaft penetrates through the side wall of the cavity and is fixedly connected with a turntable, an annular plate is arranged on the outer side of the turntable, the lower end surface of the annular plate is fixedly connected to the upper surface of the box body bottom plate, four object carrying boxes are contacted with the upper surface of the box body bottom plate, notches are formed in the side wall of the object carrying boxes, and four material pushing mechanisms for pushing the object carrying boxes are fixedly connected to the turntable; the invention can collect 520 chemical cards which are used after the chemical cards are used, and respectively have a plurality of equal parts, is convenient to use, saves time to a certain extent, improves the learning interest of students on chemistry, enhances the memory of the students on chemical knowledge points, and enables the students to learn happily.

Description

Chemical board game teaching aid

Technical Field

The invention relates to a chemical teaching aid, in particular to a chemical board game teaching aid.

Background

Chemistry is a natural science for researching the properties, the composition, the structure, the change purposes and the like of substances, is also an important course for students in middle school to study and study, is used as an experimental science, is an important method for learning chemistry besides knowledge understanding and mastering in class, and is an important method for studying chemistry, along with the development of society, the teaching mode of teachers is diversified and developed, and many teachers can choose to transfer knowledge to students in a game mode, for example, part of chemical teachers teach chemical knowledge by competing for upstream playing cards in 520 chemistry to improve the cognition of students on the chemical knowledge, however, the existing 520 chemistry turnover game needs manual collection of the scattered 520 chemical cards and uniform division into multiple equal parts, which not only consumes the time of the students, and the interest of students can be reduced to a certain extent, and a chemical board game teaching aid is provided for solving the problems.

Disclosure of Invention

The invention aims to provide a chemical board game teaching aid to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a chemical table game teaching aid comprises a box body, wherein a cavity is arranged in a bottom plate of the box body, a rotating shaft is rotatably connected to the side wall of the cavity, a control mechanism for controlling the rotating shaft to rotate is rotatably connected to the side wall of the cavity, the upper end of the rotating shaft penetrates through the side wall of the cavity and is fixedly connected with a turntable, an annular plate is arranged on the outer side of the turntable, the lower end face of the annular plate is fixedly connected to the upper surface of the bottom plate of the box body, four object carrying boxes are contacted with the upper surface of the bottom plate of the box body, openings are formed in the side wall of the object carrying boxes, four material pushing mechanisms for pushing the object carrying boxes are fixedly connected to the turntable, discharge holes are formed in the four side walls of the box body, rotating plates are hinged to the side walls of the discharge holes, the side walls of the openings are contacted with the side walls of the rotating plates, feed holes are formed in the top plates of, the improved feeding box is characterized in that a fixed plate is fixedly connected to the inner side wall of the box body, a material conveying mechanism is fixedly connected to the upper surface of the fixed plate, a feeding through hole is formed in the side wall of the box body, a material carrying plate is fixedly connected to the side wall of the feeding through hole, one end of the material carrying plate extends to the outer side of the box body, and the other end of the material carrying plate extends to the upper side of the material conveying mechanism.

Preferably, control mechanism includes knob, pivot and two bevel gears, the lateral wall of knob and the lateral wall of box body contact, the one end fixed connection of pivot is on the lateral wall of knob, the other end of pivot passes the lateral wall of box body and extends to in the cavity, the one end rotation that the pivot extends is connected with the fixed plate, the lower extreme fixed connection of fixed plate is on the lateral wall of cavity, two bevel gear fixed connection respectively is in axis of rotation and pivot, and two bevel gear intermeshing.

Preferably, the pushing mechanism comprises a movable rod, a fixed rod and a return spring, and one end of the movable rod is fixedly connected to the outer side wall of the carrying box; the other end of the movable rod penetrates through the side wall of the annular plate and is fixedly connected with a first trapezoid block, one end of the reset spring is fixedly connected to the side wall of the first trapezoid block, the other end of the reset spring is fixedly connected to the inner side wall of the annular plate, one end of the fixed rod is fixedly connected to the side wall of the turntable, a second trapezoid block is fixedly connected to the other end of the fixed rod, and the second trapezoid block is matched with the first trapezoid block.

Preferably, the moving mechanism includes U-shaped plate, push pedal, dwang and sliding block, U-shaped plate fixed connection is on the lateral wall of feed port, the both ends of dwang are all rotated and are connected on the both sides wall of U-shaped plate, the one end fixed connection of push pedal is on the lateral wall of dwang, the other end of push pedal rotates to be connected on the lateral wall of sliding block, sliding block sliding connection is on the lateral wall of rotating plate.

Preferably, be equipped with two spouts on the lateral wall of rotor plate, two the sliding block is sliding connection respectively in two spouts.

Preferably, defeated material mechanism includes defeated flitch, spring and four dead levers, the upper end fixed connection of spring is at the lower surface of defeated flitch, the lower extreme fixed connection of spring is at the upper surface of fixed plate, the upper surface of the equal fixed connection fixed plate of lower extreme of four dead levers is close mutually with four lateral walls of fixed plate, the first magnet of up end fixedly connected with of dead lever, first magnet is located the downside of defeated flitch, be equipped with four circular chambeies in the defeated flitch, four circular chamber all is located the upside of dead lever two be linked together through the bar through-hole between the circular chamber, the second magnet has been placed to the circular intracavity, the lower surface of second magnet is homopolar with the upper surface of first magnet.

Compared with the prior art, the invention has the beneficial effects that: the box body is provided with the carrying plate, so that 520 chemical cards can be placed conveniently, the next time the carrying plate is arranged, so that 520 chemical cards sliding into the box body can be carried conveniently, the first magnet is arranged on the lower side of the second magnet, so that one side of the carrying plate can be driven by the second magnet to incline upwards, the carrying box is arranged on the lower side of the carrying plate, so that 520 chemical cards sliding through the carrying plate can be loaded conveniently, the second trapezoidal block and the first trapezoidal block are arranged on one side of the carrying box, so that the carrying box can be pushed out of the box body conveniently, and the rotary table can be controlled to rotate conveniently by arranging the knob on the rotary table; the chemical board game teaching aid can collect 520 chemical boards after passing by self and divide the boards into a plurality of equal parts, is convenient to use, saves time to a certain extent, improves the learning interest of students on chemistry, and strengthens the memory of the students on chemical knowledge points, so that the students can learn happily.

Drawings

FIG. 1 is a schematic front view of the present invention;

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

FIG. 3 is a schematic view of a plane-perpendicular connection structure of the second magnet and the material feeding plate according to the present invention;

FIG. 4 is a schematic view of a three-dimensional connection structure of a push plate and a U-shaped plate according to the present invention;

fig. 5 is a schematic perspective view of the carrier case of the present invention.

In the figure: 1 box body, 101 cavity, 102 discharge hole, 103 feeding through hole, 2 material conveying mechanism, 21 material conveying plate, 2101 circular cavity, 2102 bar-shaped through hole, 22 spring, 23 fixed rod, 24 first magnet, 25 second magnet, 3 control mechanism, 31 knob, 32 rotating shaft, 33 bevel gear, 34 fixed plate, 4 rotating disc, 5 annular plate, 6 carrying box, 601 gap, 602 feeding hole, 7 rotating plate, 701 chute, 8 material pushing mechanism, 81 movable rod, 82 fixed rod, 83 reset spring, 84 first trapezoidal block, 85 second trapezoidal block, 9 movable mechanism, 91U-shaped plate, 92 push plate, 93 rotating rod, 94 sliding block, 10 fixed plate, 11 rotating shaft, 12 carrying plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a chemistry table trip teaching aid, comprises a box body 1, be equipped with cavity 101 in the box body 1 bottom plate, it is connected with axis of rotation 11 to rotate on the lateral wall of cavity 101, it is used for controlling axis of rotation 11 pivoted control mechanism 3 to rotate on the lateral wall of cavity 101, concretely speaking, control mechanism 3 includes knob 31, pivot 32 and two bevel gears 33, the lateral wall of knob 31 contacts with the lateral wall of box body 1, the one end fixed connection of pivot 32 is on the lateral wall of knob 31, the other end of pivot 32 passes the lateral wall of box body 1 and extends to in the cavity 101, the one end rotation that pivot 32 extends is connected with second fixed plate 34, the lower extreme fixed connection of second fixed plate 34 is on the lateral wall of cavity 101, two bevel gears 33 are fixed connection respectively on axis of rotation 11 and pivot 32, and two bevel gears 33 intermeshing, be convenient for control axis of rotation 11, the upper end of axis of rotation 11 passes the, the outside of carousel 4 is equipped with annular plate 5, and the lower terminal surface fixed connection of annular plate 5 is at the upper surface of the bottom plate of box body 1, and the bottom plate upper surface contact of box body 1 has four to carry thing box 6, is equipped with opening 601 on the lateral wall of carrying thing box 6.

Four pushing mechanisms 8 used for pushing the loading box 6 are fixedly connected to the turntable 4, specifically, each pushing mechanism 8 comprises a movable rod 81, a first fixed rod 82 and a return spring 83, and one end of each movable rod 81 is fixedly connected to the outer side wall of the loading box 6. The other end of movable rod 81 passes the lateral wall of annular plate 5 and the first trapezoidal piece 84 of fixedly connected with, the one end fixed connection of reset spring 83 is on the lateral wall of first trapezoidal piece 84, the other end fixed connection of reset spring 83 is on the inside wall of annular plate 5, the one end fixed connection of first dead lever 82 is on the lateral wall of carousel 4, the other end fixed connection of first dead lever 82 has second trapezoidal piece 85, second trapezoidal piece 85 cooperatees with first trapezoidal piece 84, be convenient for release box body 1 with carrying thing box 6, all be equipped with discharge opening 102 on four lateral walls of box body 1, it has rotor plate 7 to articulate on the lateral wall of discharge opening 102, the lateral wall of opening 601 contacts with the lateral wall of rotor plate 7, be equipped with feed port 602 on the roof of carrying thing box 6.

Equal fixedly connected with is used for promoting the moving mechanism 9 of rotor plate 7 on two lateral walls of feed port 602, specific saying, moving mechanism 9 includes U-shaped plate 91, push pedal 92, dwang 93 and sliding block 94, U-shaped plate 91 fixed connection is on the lateral wall of feed port 602, the both ends of dwang 93 are all rotated and are connected on the both sides wall of U-shaped plate 91, one end fixed connection of push pedal 92 is on the lateral wall of dwang 93, the other end of push pedal 92 is rotated and is connected on the lateral wall of sliding block 94, sliding block 94 sliding connection is on the lateral wall of rotor plate 7, specific saying, be equipped with two spouts 701 on the lateral wall of rotor plate 7, two other sliding connections of sliding block 94 wind are in two spouts 701, be convenient for sliding connection of sliding block 94 is on the lateral wall.

The inner side wall of the box body 1 is fixedly connected with a first fixing plate 10, the upper surface of the first fixing plate 10 is fixedly connected with a material conveying mechanism 2, the side wall of the box body 1 is provided with a feeding through hole 103, the side wall of the feeding through hole 103 is fixedly connected with a carrying plate 12, one end of the carrying plate 12 extends to the outer side of the box body 1, the other end of the carrying plate 12 extends to the upper side of the material conveying mechanism 2, concretely, the material conveying mechanism 2 comprises a material conveying plate 21, a spring 22 and four second fixing rods 23, the upper end of the spring 22 is fixedly connected to the lower surface of the material conveying plate 21, the lower end of the spring 22 is fixedly connected to the upper surface of the first fixing plate 10, the lower ends of the four second fixing rods 23 are fixedly connected to the upper surface of the first fixing plate 10 and are close to the four side walls of the first fixing plate 10, the upper end surface of the second fixing rods 23 is fixedly connected, be equipped with four circular chambeies 2101 in the defeated flitch 21, four circular chambeies 2101 all are located and are linked together through bar through-hole 2102 between two circular chambeies 2101 of the upside of second dead lever 23, second magnet 25 has been placed in circular chamber 2101, the plan view of bowing of bar through-hole 2102 is trapezoidal, and the main aspects of bar through-hole 2102 is the gliding initiating terminal of second magnet 25, the tip is the gliding end of second magnet 25, be convenient for second magnet 25 be anticlockwise slide between four circular chambeies 2101 and four bar through-holes 2102, the lower surface of second magnet 25 is homopolar with the upper surface of first magnet 24.

The working principle is as follows: in the using process of the invention, 520 playing cards on the upstream of the chemical warfare are averagely divided into four parts, four students take one part for each, the right of playing the cards is determined by guessing a fist, then the playing cards are played in turn according to the anticlockwise direction, 520 chemical turning music is placed on the object carrying plate 12, if HCl is first played, the HCl is placed on the object carrying plate 12, NaOH is used for pushing the HCl cards to the material conveying plate 21, and then the H which can react with the NaOH which is last played is played₂SO₄,H₂SO₄The cards can push NaOH cards to the conveying plate 21, and the NaOH cards can be continuously discharged with H₂SO₄Reacted Na₂CO₃The process is continued until the next house does not pick up the cards, the next house continues to pick up the cards according to the rules, the winning card is won by the first card of the hand, and the latter card can push the former cards to the material conveying plate 21, 520The chemical cards can press the material conveying plate 21 downwards, when the material conveying plate 21 is in contact with the first magnet 24 on the second fixing rod 23, because the second magnet 25 is placed in the circular cavity 2101 in the material conveying plate 21 and is homopolar with the opposite surface of the first magnet 24, when the second magnet 25 is repelled by the homopolar of the first magnet 24, one end of the material conveying plate 21 containing the second magnet 25 inclines upwards, and the chemical cards 520 slide into the corresponding carrying boxes 6, and the second magnet 25 slides into the second circular cavity 2101 through the large end of the strip-shaped through hole 2102, so that the chemical cards 520 on the material conveying plate 21 are respectively conveyed into the four carrying boxes 6 through the second magnet 25; when the round of game is finished, the knob 31 is rotated, so that the second trapezoidal block 85 is matched with the first trapezoidal block 84 to push the carrying box 6 out of the box body 1, the chemical cards are taken out 520 through the notch 601 on the carrying box 6, and the round of game is continued.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a chemistry table trip teaching aid, includes box body (1), its characterized in that: the box is characterized in that a cavity (101) is arranged in a bottom plate of the box body (1), a rotating shaft (11) is rotatably connected to the side wall of the cavity (101), a control mechanism (3) used for controlling the rotating shaft (11) to rotate is rotatably connected to the side wall of the cavity (101), the upper end of the rotating shaft (11) penetrates through the side wall of the cavity (101) and is fixedly connected with a turntable (4), an annular plate (5) is arranged on the outer side of the turntable (4), the lower end face of the annular plate (5) is fixedly connected to the upper surface of the bottom plate of the box body (1), four object carrying boxes (6) are contacted with the upper surface of the bottom plate of the box body (1), notches (601) are formed in the side wall of the object carrying boxes (6), four pushing mechanisms (8) used for pushing the object carrying boxes (6) are fixedly connected to the turntable (4), and discharge holes (102, the side wall of the discharge hole (102) is hinged with a rotating plate (7), the side wall of the opening (601) is in contact with the side wall of the rotating plate (7), a top plate of the loading box (6) is provided with a feed hole (602), two side walls of the feed hole (602) are fixedly connected with a movable mechanism (9) for pushing the rotating plate (7), the inner side wall of the box body (1) is fixedly connected with a first fixing plate (10), the upper surface of the first fixing plate (10) is fixedly connected with a material conveying mechanism (2), the side wall of the box body (1) is provided with a feed through hole (103), the side wall of the feed through hole (103) is fixedly connected with a loading plate (12), one end of the loading plate (12) extends to the outer side of the box body (1), and the other end of the loading plate (12) extends to the upper side of the material conveying mechanism (2);

the control mechanism (3) comprises a knob (31), a rotating shaft (32) and two bevel gears (33), the side wall of the knob (31) is in contact with the outer side wall of the box body (1), one end of the rotating shaft (32) is fixedly connected to the side wall of the knob (31), the other end of the rotating shaft (32) penetrates through the side wall of the box body (1) and extends into the cavity (101), one extending end of the rotating shaft (32) is rotatably connected with a second fixing plate (34), the lower end of the second fixing plate (34) is fixedly connected to the side wall of the cavity (101), the two bevel gears (33) are respectively and fixedly connected to the rotating shaft (11) and the rotating shaft (32), and the two bevel gears (33) are meshed with each other;

the pushing mechanism (8) comprises a movable rod (81), a first fixed rod (82) and a return spring (83), and one end of the movable rod (81) is fixedly connected to the outer side wall of the carrying box (6); the other end of the movable rod (81) penetrates through the side wall of the annular plate (5) and is fixedly connected with a first trapezoid block (84), one end of a return spring (83) is fixedly connected to the side wall of the first trapezoid block (84), the other end of the return spring (83) is fixedly connected to the inner side wall of the annular plate (5), one end of a first fixed rod (82) is fixedly connected to the side wall of the turntable (4), the other end of the first fixed rod (82) is fixedly connected with a second trapezoid block (85), and the second trapezoid block (85) is matched with the first trapezoid block (84);

the movable mechanism (9) comprises a U-shaped plate (91), a push plate (92), a rotating rod (93) and a sliding block (94), the U-shaped plate (91) is fixedly connected to the side wall of the feeding hole (602), the two ends of the rotating rod (93) are rotatably connected to the two side walls of the U-shaped plate (91), one end of the push plate (92) is fixedly connected to the side wall of the rotating rod (93), the other end of the push plate (92) is rotatably connected to the side wall of the sliding block (94), and the sliding block (94) is slidably connected to the side wall of the rotating plate (7);

the material conveying mechanism (2) comprises a material conveying plate (21), a spring (22) and four second fixing rods (23), the upper end of the spring (22) is fixedly connected to the lower surface of the material conveying plate (21), the lower end of the spring (22) is fixedly connected to the upper surface of a first fixing plate (10), the lower ends of the four second fixing rods (23) are fixedly connected to the upper surface of the first fixing plate (10) and close to the four side walls of the first fixing plate (10), the upper end surface of each second fixing rod (23) is fixedly connected with a first magnet (24), the first magnet (24) is located on the lower side of the material conveying plate (21), four circular cavities (2101) are arranged in the material conveying plate (21), the four circular cavities (2101) are located on the upper side of the second fixing rods (23), and the two circular cavities (2101) are communicated with each other through a strip-shaped through hole (2102), a second magnet (25) is placed in the circular cavity (2101), and the lower surface of the second magnet (25) and the upper surface of the first magnet (24) are homopolar.

2. A chemical board game teaching aid according to claim 1, wherein: the side wall of the rotating plate (7) is provided with two sliding grooves (701), and the two sliding blocks (94) are respectively connected in the two sliding grooves (701) in a sliding manner.