CN211416762U - Mathematics teaching aid - Google Patents

Mathematics teaching aid Download PDF

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Publication number
CN211416762U
CN211416762U CN201921706022.4U CN201921706022U CN211416762U CN 211416762 U CN211416762 U CN 211416762U CN 201921706022 U CN201921706022 U CN 201921706022U CN 211416762 U CN211416762 U CN 211416762U
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China
Prior art keywords
seat
rotating
groove
teaching aid
sides
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CN201921706022.4U
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Chinese (zh)
Inventor
王青芸
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Gannan Normal University
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Gannan Normal University
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Priority to CN201921706022.4U priority Critical patent/CN211416762U/en
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Abstract

The utility model belongs to the teaching aid field, especially, a mathematical education apparatus, relatively poor to current teaching apparatus ductility, single and fixed form can only satisfy single teaching function, can not change the problem of teaching apparatus's direction of use, the scheme is presented now as follows, and it includes first chi board and second chi board, equal fixedly connected with scale strip on first chi board and the second chi board, one side of first chi board is seted up flutedly, and one side fixed mounting of second chi board has the rotation seat, has all seted up the spread groove on the both sides inner wall of recess, and the equal fixed mounting in both sides of rotating the seat has the connecting seat, and the connecting seat rotates to be installed in the spread groove that corresponds, the fixed slot has been seted up to one side of first chi board, and slidable mounting has the removal seat in the fixed slot. The utility model discloses rational in infrastructure, convenient operation, this teaching aid ductility is better, and the use form is various, can satisfy different teaching demands, can change teaching aid's direction of use.

Description

Mathematics teaching aid
Technical Field
The utility model relates to a teaching aid technical field especially relates to a mathematics teaching aid.
Background
Mathematics, which is a subject of researching concepts such as quantity, structure, change, space and information, belongs to one of formal science from a certain angle, is to let students know the calculation of mathematics, and various teaching tools are often used in the teaching process of mathematics, wherein a ruler is a common teaching tool;
however, the existing teaching aid is poor in ductility, a single and fixed form can only meet the requirement of a single teaching function, and the using direction of the teaching aid cannot be changed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the ductility of the teaching tool is poor in the prior art, the single and fixed form can only satisfy a single teaching function, the shortcoming of the use direction of the teaching tool can not be changed, and the provided mathematical teaching tool.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a mathematics teaching aid, includes first chi board and second chi board, equal fixedly connected with scale strip on first chi board and the second chi board, one side of first chi board is seted up flutedly, and one side fixed mounting of second chi board has the seat of rotating, has all seted up the spread groove on the both sides inner wall of recess, and the equal fixed mounting in both sides of rotating the seat has the connecting seat, and the connecting seat rotates to be installed in the spread groove that corresponds, the fixed slot has been seted up to one side of first chi board, and slidable mounting has the removal seat in the fixed slot, and the rotation groove has been seted up to one side of removing the seat, and the rotation post is installed to the rotation inslot internal rotation, and the one end fixed mounting of rotation post has the sucking disc, the mounting groove has been seted up to.
Preferably, the compression spring grooves are formed in the inner walls of the two sides of the mounting groove, the mounting seat is fixedly mounted on one side, away from each other, of the two clamping plates, the mounting seat is slidably mounted in the corresponding compression spring grooves, the chalk is inserted into the mounting groove, and the chalk extrudes the two clamping plates, so that the clamping plates drive the corresponding mounting seat to move.
Preferably, the compression springs are welded on one sides, far away from each other, of the two installation bases, one ends, far away from each other, of the two compression springs are welded on the inner wall of one side of the corresponding two compression spring grooves, the installation bases slide in the corresponding compression spring grooves and press the compression springs, and the elastic action of the compression springs can drive the clamping plates to clamp the chalk.
Preferably, a plurality of slots have all been seted up on the both sides inner wall of fixed slot, and the control groove has all been seted up to the both sides of removing the seat, and equal slidable mounting has the inserted block in two control grooves, and inserted block slidable mounting has all seted up the thread groove in the slot that corresponds, and the one end that two inserted blocks are close to each other, and the lead screw is installed to equal screw thread in two thread grooves, and first bevel gear drives the lead screw that corresponds and rotates, and the lead screw drives the inserted block that corresponds and removes.
Preferably, all fixed cover is equipped with first bevel gear on two lead screws, the rotation hole has all been seted up on one side inner wall of two control grooves, all rotate in two rotation holes and install the dwang, the equal fixed mounting of one end of two dwangs has second bevel gear, second bevel gear and the first bevel gear meshing that corresponds, the equal fixed mounting of the other end of two dwangs has the control cabinet, two control cabinets all rotate and install the one side of removing the seat, the control cabinet drives the dwang rotation that corresponds, the dwang drives the second bevel gear rotation that corresponds.
Compared with the prior art, the beneficial effects of the utility model reside in that:
(1) according to the scheme, the scale strips on the first ruler plate and the second ruler plate are used as the straight ruler, when the shape of the teaching tool needs to be converted, the second ruler plate is rotated, the second ruler plate drives the rotating seats to rotate in the grooves, then the two control seats are rotated, the control seats drive the corresponding rotating rods to rotate, and the second bevel gears drive the corresponding first bevel gears to rotate;
(2) according to the scheme, the first bevel gear drives the corresponding screw rod to rotate, the screw rod drives the corresponding insert block to move, so that the fixation of the movable seat can be cancelled, after the suction disc is pulled out of the fixed groove, the control seat drives the insert block to slide into another slot, the suction disc is adsorbed on the blackboard, and the chalk is inserted into the mounting groove;
(3) according to the scheme, the two clamping plates are extruded by the chalk, so that the corresponding mounting seats are driven to move by the clamping plates, the clamping plates can be driven to clamp the chalk under the elastic action of the pressure spring, the first ruler plate can be rotated, and the rotating column passively rotates in the rotating groove;
the utility model discloses rational in infrastructure, convenient operation, this teaching aid ductility is better, and the use form is various, can satisfy different teaching demands, can change teaching aid's direction of use.
Drawings
Fig. 1 is a schematic view of a structure of a mathematics teaching aid according to the present invention;
fig. 2 is a schematic structural view of a part a of a mathematical education apparatus provided by the present invention;
fig. 3 is the utility model provides a part B of mathematics teaching aid structural schematic.
In the figure: 1. a first blade; 2. a second blade; 3. a groove; 4. a rotating seat; 5. fixing grooves; 6. a movable seat; 7. a rotating groove; 8. rotating the column; 9. a suction cup; 10. inserting a block; 11. a screw rod; 12. rotating the rod; 13. a control seat; 14. mounting grooves; 15. a compression spring groove; 16. a mounting seat; 17. a clamping plate; 18. and (5) pressing a spring.
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.
Referring to fig. 1-3, a mathematics teaching aid, including first chi board 1 and second chi board 2, equal fixedly connected with scale strip on first chi board 1 and the second chi board 2, one side of first chi board 1 is seted up flutedly 3, one side fixed mounting of second chi board 2 has rotation seat 4, the spread groove has all been seted up on the both sides inner wall of recess 3, the equal fixed mounting in both sides of rotating seat 4 has the connecting seat, the connecting seat rotates to be installed in the spread groove that corresponds, fixed slot 5 has been seted up to one side of first chi board 1, slidable mounting has removal seat 6 in the fixed slot 5, one side of removing seat 6 has seted up rotation groove 7, it has rotation post 8 to rotate the rotation inslot 7 internal rotation, the one end fixed mounting that rotates post 8 has sucking disc 9, mounting groove 14 has been seted up to one side of second chi board 2, movable mounting has two grip blocks 17 in the mounting.
In this embodiment, all seted up pressure spring groove 15 on the both sides inner wall of mounting groove 14, the equal fixed mounting in one side that two grip blocks 17 kept away from each other has mount pad 16, and mount pad 16 slidable mounting is in the pressure spring groove 15 that corresponds, and in the chalk inserted mounting groove 14, two grip blocks 17 of chalk extrusion for grip block 17 drives the 16 removals of mount pad that correspond.
In this embodiment, the pressure spring 18 is welded to one side that two mount pads 16 kept away from each other, and the one end that two pressure springs 18 kept away from each other is all welded on one side inner wall of two pressure spring grooves 15 that correspond, and mount pad 16 slides and moves pressure spring 18 in the pressure spring groove 15 that corresponds, and the elastic action of pressure spring 18 can drive grip block 17 and carry out the centre gripping to the chalk.
In this embodiment, all seted up a plurality of slots on the both sides inner wall of fixed slot 5, the control groove has all been seted up to the both sides of removing seat 6, equal slidable mounting has inserted block 10 in two control grooves, and inserted block 10 slidable mounting is in the slot that corresponds, and the thread groove has all been seted up to the one end that two inserted blocks 10 are close to each other, and lead screw 11 is installed to equal screw thread in two thread grooves, and first bevel gear drives the lead screw 11 that corresponds and rotates, and lead screw 11 drives the inserted block 10 that corresponds and removes.
In this embodiment, all fixed cover is equipped with first bevel gear on two lead screws 11, the rotation hole has all been seted up on one side inner wall of two control grooves, all rotate in two rotation holes and install dwang 12, the equal fixed mounting of one end of two dwang 12 has second bevel gear, second bevel gear and the meshing of the first bevel gear that corresponds, the equal fixed mounting of the other end of two dwang 12 has control box 13, two control box 13 all rotate and install the one side of removing seat 6, control box 13 drives the dwang 12 rotation that corresponds, dwang 12 drives the second bevel gear rotation that corresponds.
In this embodiment, the scale bars on the first ruler plate 1 and the second ruler plate 2 are used as a ruler, when the shape of the teaching tool needs to be converted and converted into compasses for use, the second ruler plate 2 is rotated, the second ruler plate 2 drives the rotating seat 4 to rotate in the groove 3, an included angle is formed between the second ruler plate 2 and the first ruler plate 1, then the two control seats 13 are rotated, the control seats 13 drive the corresponding rotating rods 12 to rotate, the rotating rods 12 drive the corresponding second bevel gears to rotate, the second bevel gears drive the corresponding first bevel gears to rotate, the corresponding lead screws 11 are driven to rotate through the first bevel gears, the lead screws 11 drive the corresponding insert blocks 10 to move, the insert blocks 10 slide out of the corresponding slots, namely, the fixing of the movable seat 6 can be cancelled, after the suckers 9 are pulled out of the fixed slots 5, the control seats 13 are rotated reversely, the control seats 13 drive the insert blocks 10 to slide into the other slots, can fixed suction cup 9's position, adsorb sucking disc 9 on the blackboard, insert the chalk in mounting groove 14, extrude two grip blocks 17 through the chalk, make grip block 17 drive the mount pad 16 that corresponds and remove, mount pad 16 slides and moves pressure spring 18 in the pressure spring groove 15 that corresponds, the elastic action of pressure spring 18 can drive grip block 17 and carry out the centre gripping to the chalk, can rotate first chi board 1, and use second chi board 2 to draw the circle for the rocking arm, rotate post 8 passive at 7 rotations in the rotation groove, the utility model discloses rational in infrastructure, convenient operation, this teaching aid ductility is better, and it is various to use the form, can satisfy different teaching demands, can change teaching aid's direction of use.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

1. A mathematics teaching aid comprises a first ruler plate (1) and a second ruler plate (2), and is characterized in that scale strips are fixedly connected to the first ruler plate (1) and the second ruler plate (2), a groove (3) is formed in one side of the first ruler plate (1), a rotating seat (4) is fixedly mounted on one side of the second ruler plate (2), connecting grooves are formed in inner walls of two sides of the groove (3), connecting seats are fixedly mounted on two sides of the rotating seat (4), the connecting seats are rotatably mounted in the corresponding connecting grooves, a fixed groove (5) is formed in one side of the first ruler plate (1), a moving seat (6) is slidably mounted in the fixed groove (5), a rotating groove (7) is formed in one side of the moving seat (6), a rotating column (8) is rotatably mounted in the rotating groove (7), and a sucking disc (9) is fixedly mounted at one end of the rotating column (8), one side of the second ruler plate (2) is provided with a mounting groove (14), and two clamping plates (17) are movably mounted in the mounting groove (14).
2. The mathematics teaching aid according to claim 1, characterized in that the inner walls of both sides of said mounting groove (14) are provided with compression spring grooves (15), the sides of both holding plates (17) away from each other are fixedly provided with mounting seats (16), and the mounting seats (16) are slidably mounted in the corresponding compression spring grooves (15).
3. The mathematics teaching aid according to claim 2, characterized in that the sides of the two mounting seats (16) far away from each other are welded with compression springs (18), and the ends of the two compression springs (18) far away from each other are welded on the inner walls of the corresponding two compression spring grooves (15).
4. The mathematics teaching aid according to claim 1, characterized in that a plurality of slots are opened on both side inner walls of said fixed slot (5), control slots are opened on both sides of said movable seat (6), insertion blocks (10) are slidably mounted in both control slots, insertion blocks (10) are slidably mounted in corresponding slots, threaded slots are opened at the ends of both insertion blocks (10) close to each other, and a screw rod (11) is threadedly mounted in both threaded slots.
5. The mathematics teaching aid according to claim 4, characterized in that, two lead screws (11) are all fixedly sleeved with a first bevel gear, one side inner wall of two control grooves is both provided with a rotating hole, two rotating holes are both rotatably provided with rotating rods (12), one end of each of two rotating rods (12) is both fixedly provided with a second bevel gear, the second bevel gear is meshed with the corresponding first bevel gear, the other end of each of two rotating rods (12) is both fixedly provided with a control seat (13), and both control seats (13) are rotatably provided on one side of the movable seat (6).
CN201921706022.4U 2019-10-12 2019-10-12 Mathematics teaching aid Active CN211416762U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921706022.4U CN211416762U (en) 2019-10-12 2019-10-12 Mathematics teaching aid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921706022.4U CN211416762U (en) 2019-10-12 2019-10-12 Mathematics teaching aid

Publications (1)

Publication Number Publication Date
CN211416762U true CN211416762U (en) 2020-09-04

Family

ID=72253159

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921706022.4U Active CN211416762U (en) 2019-10-12 2019-10-12 Mathematics teaching aid

Country Status (1)

Country Link
CN (1) CN211416762U (en)

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