CN214324746U

CN214324746U - Parabola teaching auxiliary teaching aid for mathematical education

Info

Publication number: CN214324746U
Application number: CN202120214633.8U
Authority: CN
Inventors: 袁广西
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-26
Filing date: 2021-01-26
Publication date: 2021-10-01
Anticipated expiration: 2031-01-26

Abstract

The utility model provides a parabola teaching auxiliary teaching aid for mathematical education relates to parabola teaching aid technical field, the utility model discloses a stock and adjusting device, the elongated slot has been seted up on the surface of stock, the inside swing joint of elongated slot has the rubber pole, outer spout and interior spout have been seted up on the surface of rubber pole, the surface swing joint of outer spout has the ring piece, the surface of stock is provided with adjusting device, adjusting device includes two sliders, the surface and the stock sliding connection of slider, spout swing joint in the surface of slider and the rubber pole, the inside of slider is hollow structure. The utility model discloses a set up adjusting device, reach the purpose of adjusting the rubber pole, make things convenient for the mr to draw the parabola with the chalk, when having solved traditional drawing parabola, the shape of drawing is irregular, influences pleasing to the eye, often leads to needing redrawing because the hand is trembled moreover, has wasted the problem of more classroom time.

Description

Parabola teaching auxiliary teaching aid for mathematical education

Technical Field

The utility model relates to a parabola teaching aid technical field especially relates to a parabola teaching auxiliary teaching aid is used in mathematical education.

Background

The teaching aid is a general name of various appliances used for enabling students to understand teaching contents visually and vividly and appliances used by teachers during giving lessons, can improve learning interest of the students, enriches perceptual knowledge, helps to form clear concepts, develops observation ability and thinking ability of the students, and is generally divided into common teaching aids, special teaching aids and infant teaching aids.

The teacher generally draws a parabola on the blackboard by directly drawing a rough shape by hands, but the drawn shape is irregular, the appearance is influenced, and the teacher often needs to redraw due to hand trembling, so that more classroom time is wasted.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a parabola teaching auxiliary teaching aid for mathematical education.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a parabola teaching auxiliary teaching aid for mathematical education comprises a long rod and an adjusting device, wherein the surface of the long rod is provided with an elongated slot, the inside of the elongated slot is movably connected with a rubber rod, the surface of the rubber rod is provided with an outer chute and an inner chute, the surface of the outer chute is movably connected with a ring block, the surface of the long rod is provided with the adjusting device, the adjusting device comprises two sliders, the surface of the slider is in sliding connection with the long rod, the surface of the slider is in sliding connection with the inner chute of the rubber rod, the inside of the slider is of a hollow structure, the inside of the slider is in sliding connection with a limiting plate, one side of the limiting plate, which is far away from the long rod, is fixedly connected with a first spring, one end of the first spring, which is far away from the limiting plate, is fixedly connected with a pull ring, one side of the limiting plate, which is close to the first spring, and the surface of the pull ring movably penetrates through the slider, the pull ring is characterized in that a limiting rod is fixedly connected to the surface of the pull ring, a sleeve is connected to the surface of the long rod in a sliding mode, and a moving rod is connected to the surface of the sleeve in a sliding mode.

Preferably, the long rod and the limiting plate are uniformly provided with grooves at the side close to each other, and the limiting plate is meshed with the long rod by means of the grooves.

Preferably, the surface of the rubber rod is uniformly provided with a limiting groove, and the sliding block is mutually clamped with the rubber rod by means of the limiting rod and the limiting groove.

Preferably, the top end of the moving rod is movably connected with the rubber rod, and the surface of the moving rod is fixedly connected with the connecting rod.

Preferably, the both ends of stock all are provided with auxiliary device, auxiliary device includes the connecting block, the surface and the stock of connecting block rotate to be connected, the fixed surface of connecting block installs the sucking disc, the surperficial slip of stock is inserted and is equipped with two round bars, two the top fixedly connected with connecting plate of round bar, the surface cover of round bar has the second spring, the both ends of second spring respectively with stock, connecting plate fixed connection.

Preferably, two round holes are formed in the surface of the connecting block, and the connecting block is clamped with the long rod by means of the two round holes and the round rod.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. in the utility model, through arranging the adjusting device, when in use, the chalk is sleeved inside the circular ring block to press the connecting rod, thereby fixing the position of the moving rod, then the circular ring block is utilized to draw a parabola on the blackboard along the rubber rod, when the size of the parabola needs to be adjusted, the position of the rubber rod is directly adjusted, the connecting rod is utilized to vertically slide the moving rod, the height of the rubber rod can be changed, the pulling rod is utilized to pull outwards, the limiting plate is separated from the groove of the long rod, meanwhile, the limiting rod is separated from the limiting groove on the surface of the rubber rod, at the moment, the width of the rubber rod can be adjusted by utilizing two sliders, the pulling ring is directly loosened after the adjustment is finished, under the action of the first spring, the limiting plate is mutually clamped with the long rod, the limiting rod is mutually clamped with the limiting groove, thereby fixing the rubber rod, and achieving the purpose of adjusting the rubber rod, make things convenient for mr to draw the parabola with the chalk, when having solved traditional drawing parabola, the shape of drawing is irregular, influences pleasing to the eye, often leads to the redrawing because of the hand is trembled moreover, has wasted the problem of more classroom time.

2. The utility model discloses in, through setting up auxiliary device, when using, can utilize the sucking disc to rotate to one side of blackboard by the connecting block, then utilize the round bar to insert the round hole inside of connecting block and fix, the second spring can restrict the round bar and insert the inside at the round hole, can not break away from easily, reach the purpose of fixed connection piece, the user can utilize two sucking discs to fix the stock on the blackboard, when need not utilize the sucking disc fixed, upwards stimulate the connecting plate, the connecting plate drives two round bars rebound and breaks away from the round hole, rotate the connecting block, can hold the teaching aid and directly use.

Drawings

FIG. 1 is a schematic perspective view of an auxiliary teaching aid for parabola teaching in mathematical education;

FIG. 2 is a side view of FIG. 1 of a parabola teaching aid for mathematical education according to the present invention;

FIG. 3 is a schematic view of a part of an adjusting device of the parabola teaching aid for mathematical education provided by the utility model;

FIG. 4 is a side view of FIG. 3 of the parabola teaching aid for mathematical education provided by the present invention;

fig. 5 is the utility model provides a mathematical education is with auxiliary device schematic diagram of parabola teaching auxiliary teaching aid.

Illustration of the drawings: 1. a rubber rod; 2. an outer chute; 3. an inner chute; 4. a long groove; 5. a circular ring block; 6. a long rod; 7. an adjustment device; 71. a slider; 72. a first spring; 73. a limiting plate; 74. a limiting rod; 75. a pull ring; 76. a sleeve; 77. a connecting rod; 78. a travel bar; 79. a limiting groove; 8. an auxiliary device; 81. a suction cup; 82. connecting blocks; 83. a circular hole; 84. a round bar; 85. a second spring; 86. a connecting plate.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1-5, the utility model provides a parabola teaching assistance teaching aid for mathematical education, including stock 6 and adjusting device 7, elongated slot 4 has been seted up on the surface of stock 6, and the inside swing joint of elongated slot 4 has rubber pole 1, and outer spout 2 and interior spout 3 have been seted up on the surface of rubber pole 1, and the surface swing joint of outer spout 2 has ring piece 5.

The specific arrangement and function of the adjusting device 7 and the auxiliary device 8 will be described in detail below.

As shown in fig. 3 and 4, the surface of the long rod 6 is provided with the adjusting device 7, the adjusting device 7 includes two sliding blocks 71, the surface of the sliding block 71 is connected with the long rod 6 in a sliding manner, the surface of the sliding block 71 is movably connected with the inner chute 3 of the rubber rod 1, the inside of the sliding block 71 is of a hollow structure, the inside of the sliding block 71 is connected with a limit plate 73 in a sliding manner, one side of the limit plate 73 far away from the long rod 6 is fixedly connected with a first spring 72, one end of the first spring 72 far away from the limit plate 73 is fixedly connected with the inner wall of the sliding block 71, one side of the limit plate 73 near the first spring 72 is fixedly connected with a pull ring 75, the surface of the pull ring 75 is movably penetrated through the sliding block 71, the surface of the pull ring 75 is fixedly connected with a limit rod 74, the surface of the long rod 6 is connected with a sleeve 76, the surface of the sleeve 76 is slidably connected with a moving rod 78, one side of the long rod 6 and the limit plate 73 near each other is uniformly provided with grooves, the limit plate 73 is engaged with the long rod 6 by the grooves, the surface of the rubber rod 1 is uniformly provided with a limit groove 79, the sliding block 71 is mutually clamped with the rubber rod 1 by means of the limit rod 74 and the limit groove 79, the top end of the moving rod 78 is movably connected with the rubber rod 1, the surface of the moving rod 78 is fixedly connected with a connecting rod 77, chalk is sleeved inside the circular ring block 5, the connecting rod 77 is pressed, the position of the moving rod 78 is fixed, then the circular ring block 5 is utilized to draw a parabola on the blackboard along the rubber rod 1, when the size of the parabola needs to be adjusted, the position of the rubber rod 1 can be directly adjusted, the connecting rod 77 is utilized to vertically slide the moving rod 78, the height of the rubber rod 1 can be changed, the pull ring 75 is utilized to pull outwards, the limit plate 73 is separated from the groove of the long rod 6, meanwhile, the limit rod 74 is separated from the limit groove 79 on the surface of the rubber rod 1, at the moment, the width of the rubber rod 1 can be adjusted by utilizing the two sliding blocks 71, after the adjustment is completed, the pull ring 75 is directly loosened, the limiting plate 73 is clamped with the long rod 6 under the action of the first spring 72, and the limiting rod 74 is clamped with the limiting groove 79, so that the rubber rod 1 is fixed, the purpose of adjusting the rubber rod 1 is achieved, and a teacher can draw a parabola by using chalk conveniently.

The whole adjusting device 7 has the effects that by arranging the adjusting device 7, when in use, chalk is sleeved inside the circular ring block 5 to press the connecting rod 77 so as to fix the position of the moving rod 78, then the circular ring block 5 is utilized to draw a parabola on a blackboard along the rubber rod 1, when the size of the parabola needs to be adjusted, the position of the rubber rod 1 is directly adjusted, the connecting rod 77 is utilized to vertically slide the moving rod 78, the height of the rubber rod 1 can be changed, the pull ring 75 is utilized to pull outwards, the limiting plate 73 is separated from the groove of the long rod 6, meanwhile, the limiting rod 74 is separated from the limiting groove 79 on the surface of the rubber rod 1, at the moment, the width of the rubber rod 1 can be adjusted by utilizing the two sliding blocks 71, the pull ring 75 is directly loosened after the adjustment is finished, the limiting plate 73 is mutually clamped with the long rod 6 under the action of the first spring 72, the limiting rod 74 is mutually clamped with the limiting groove 79, thereby fix rubber pole 1, reach the purpose of adjusting rubber pole 1, make things convenient for the mr to draw the parabola with the chalk, when having solved the tradition and having drawn the parabola, the shape of drawing is irregular, influences pleasing to the eye, often leads to needing redrawing because the hand is trembled moreover, has wasted the problem of more classroom time.

As shown in fig. 2 and 5, the auxiliary device 8 is disposed at both ends of the long rod 6, the auxiliary device 8 includes a connecting block 82, the surface of the connecting block 82 is rotatably connected with the long rod 6, a suction cup 81 is fixedly mounted on the surface of the connecting block 82, two round rods 84 are slidably inserted into the surface of the long rod 6, a connecting plate 86 is fixedly connected to the top ends of the two round rods 84, a second spring 85 is sleeved on the surface of the round rod 84, both ends of the second spring 85 are respectively fixedly connected with the long rod 6 and the connecting plate 86, two round holes 83 are formed in the surface of the connecting block 82, the connecting block 82 is engaged with the long rod 6 by means of the two round holes 83 and the round rods 84, the suction cup 81 is rotated to one side of the blackboard by means of the connecting block 82, and then is fixed by inserting the round rods 84 into the round holes 83 of the connecting block 82, the second spring 85 can limit the round rods 84 from being inserted into the round holes 83, so as not to be easily separated, and the purpose of fixing the connecting block 82 is achieved, the user can utilize two sucking discs 81 to fix stock 6 on the blackboard, need not utilize when sucking disc 81 is fixed, upwards stimulates connecting plate 86, and connecting plate 86 drives two round bars 84 rebound and breaks away from round hole 83, rotates connecting block 82, can hold the teaching aid and directly use.

The effect that its whole auxiliary device 8 reached does, through setting up auxiliary device 8, when using, can utilize the sucking disc 81 to utilize connecting block 82 rotatory to one side of blackboard, then utilize round bar 84 to insert the inside fixing of round hole 83 of connecting block 82, second spring 85 can restrict round bar 84 and insert the inside at round hole 83, can not break away from easily, reach fixed connection block 82's purpose, the user can utilize two sucking discs 81 to fix stock 6 on the blackboard, when need not utilize sucking disc 81 to fix, upwards stimulate connecting plate 86, connecting plate 86 drives two round bar 84 rebound and breaks away from round hole 83, rotate connecting block 82, can hold teaching aid direct use.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a parabola teaching assistance teaching aid for mathematical education, includes stock (6) and adjusting device (7), elongated slot (4) have been seted up on the surface of stock (6), the inside swing joint of elongated slot (4) has rubber pole (1), outer spout (2) and interior spout (3) have been seted up on the surface of rubber pole (1), the surperficial swing joint of outer spout (2) has ring piece (5), its characterized in that: the surface of the long rod (6) is provided with an adjusting device (7), the adjusting device (7) comprises two sliding blocks (71), the surface of each sliding block (71) is in sliding connection with the long rod (6), the surface of each sliding block (71) is in movable connection with the inner chute (3) of the rubber rod (1), the inside of each sliding block (71) is of a hollow structure, a limiting plate (73) is in sliding connection with the inside of each sliding block (71), one side, far away from the long rod (6), of each limiting plate (73) is fixedly connected with a first spring (72), one end, far away from the limiting plate (73), of each first spring (72) is fixedly connected with the inner wall of each sliding block (71), one side, close to each first spring (72), of each limiting plate (73) is fixedly connected with a pull ring (75), the surface activity of each pull ring (75) penetrates through each sliding block (71), and the surface of each pull ring (75) is fixedly connected with a limiting rod (74), the surface of the long rod (6) is connected with a sleeve (76) in a sliding mode, and the surface of the sleeve (76) is connected with a moving rod (78) in a sliding mode.

2. The parabola teaching aid as claimed in claim 1, wherein: the long rod (6) and the limiting plate (73) are uniformly provided with grooves at one side close to each other, and the limiting plate (73) is meshed with the long rod (6) through the grooves.

3. The parabola teaching aid as claimed in claim 1, wherein: the surface of the rubber rod (1) is uniformly provided with limit grooves (79), and the sliding block (71) is mutually clamped with the rubber rod (1) by means of the limit rods (74) and the limit grooves (79).

4. The parabola teaching aid as claimed in claim 1, wherein: the top end of the moving rod (78) is movably connected with the rubber rod (1), and the surface of the moving rod (78) is fixedly connected with a connecting rod (77).

5. The parabola teaching aid as claimed in claim 1, wherein: the both ends of stock (6) all are provided with auxiliary device (8), auxiliary device (8) are including connecting block (82), the surface and stock (6) of connecting block (82) rotate to be connected, the fixed surface of connecting block (82) installs sucking disc (81), the surperficial slip of stock (6) is inserted and is equipped with two round bars (84), two the top fixedly connected with connecting plate (86) of round bar (84), the surface cover of round bar (84) has second spring (85), the both ends of second spring (85) respectively with stock (6), connecting plate (86) fixed connection.

6. The parabola teaching aid according to claim 5, wherein: two round holes (83) have been seted up on the surface of connecting block (82), connecting block (82) are with the help of two round holes (83) and round bar (84) and stock (6) looks block.