CN214384692U

CN214384692U - Mathematical three-dimensional assembly model

Info

Publication number: CN214384692U
Application number: CN202023336864.0U
Authority: CN
Inventors: 马丽娜
Original assignee: Chifeng University
Current assignee: Chifeng University
Priority date: 2020-12-26
Filing date: 2020-12-26
Publication date: 2021-10-12
Anticipated expiration: 2030-12-26

Abstract

A mathematical three-dimensional assembly model. The product comprises the following components: the left side of the straight rod is provided with a left through hole, the bottom of the left through hole is connected with a left reaming hole, the left through hole is connected with a left round rod, the bottom of the left round rod is fixedly connected with a left fixing circular plate, the left fixing circular plate is inserted into the left reaming hole, the top of the left round rod is provided with a threaded section, the threaded section is connected with a left nut, and the left nut is connected with a left screwing fin; the right side of the straight rod is provided with a right through hole, the bottom of the right through hole is connected with a right reaming hole, the right through hole is connected with a right round rod, the bottom of the right round rod is fixedly connected with a right fixed circular plate, the right fixed circular plate is inserted into the right reaming hole, the top of the right round rod is provided with a threaded section, the threaded section is connected with a right nut, and the right nut is connected with a right hand screwing fin; the straight rod is connected with the right-angle three-way connector and the bevel three-way connector. The utility model is used for the equipment of mathematics three-dimensional model.

Description

Mathematical three-dimensional assembly model

The technical field is as follows:

the utility model relates to a three-dimensional equipment model of mathematics.

Background art:

in the prior art, a stereo model is drawn on a blackboard or paper, but the drawn stereo image is not easy to understand and master by many students, and because no stereo structure diagram is formed in brains of the students, no solid stereo model exists, and certain difficulty is brought to teaching.

The invention content is as follows:

the utility model aims at providing a can assemble as required, the entity is effectual, the three-dimensional equipment model of mathematics that excellent in use effect.

The above purpose is realized by the following technical scheme:

a mathematical stereoscopic assembled model, comprising: the left side of the straight rod is provided with a left through hole, the bottom of the left through hole is connected with a left reaming hole, the left through hole is connected with a left round rod, the bottom of the left round rod is fixedly connected with a left fixing circular plate, the left fixing circular plate is inserted into the left reaming hole, the top of the left round rod is provided with a threaded section, the threaded section is connected with a left nut, and the left nut is connected with a left screwing fin; the right side of the straight rod is provided with a right through hole, the bottom of the right through hole is connected with a right reaming hole, the right through hole is connected with a right round rod, the bottom of the right round rod is fixedly connected with a right fixed circular plate, the right fixed circular plate is inserted into the right reaming hole, the top of the right round rod is provided with a threaded section, the threaded section is connected with a right nut, and the right nut is connected with a right hand screwing fin; the straight rod is connected with the right-angle three-way connector and the bevel three-way connector.

The three-dimensional equipment model of mathematics, right angle tee bend connector include straight sleeve No. one, straight sleeve connect straight sleeve No. two perpendicularly, straight sleeve No. one with straight telescopic junction connect straight sleeve No. two perpendicularly, straight sleeve No. two straight sleeve No. three straight sleeve all opened the bayonet socket, the left side or the right side of straight-bar insert respectively straight sleeve No. two straight sleeve No. three straight sleeve in, left round bar right round bar block respectively into the bayonet socket, twist move the left hand twist the wing with the right hand twist the wing fixed, constitute cuboid or square.

The three-dimensional equipment model of mathematics, oblique angle tee bend connector include an oblique sleeve, an oblique sleeve acute angle connect No. two oblique sleeves, an oblique sleeve with No. two oblique telescopic junction acute angles connect No. three oblique sleeves, an oblique sleeve, No. two oblique sleeves No. three oblique sleeves all opened the bayonet socket, the left side or the right side of straight-bar insert respectively an oblique sleeve, No. two oblique sleeves No. three oblique sleeves in, the straight-bar slant set up, the top of straight-bar squeeze together and insert in the elastic cap, the elastic cap open and have a set of the bayonet socket, the left hand twist the wing with the right hand twist the wing and twist and fix the top of straight-bar with the elastic cap be connected, constitute triangular pyramid or rectangular pyramid.

Has the advantages that:

1. the utility model discloses can enough constitute cuboid and square to can also constitute triangular pyramid and rectangular pyramid, the process of equipment can clearly demonstrate clearly for the student, and the three-dimensional model after the equipment is clear and definite.

2. The utility model discloses a straight sleeve of right angle tee bend connector, No. two straight sleeves, No. three all are the right angle between the straight sleeve and connect, provide the assurance for the equipment of cuboid and square.

3. The utility model discloses an all be the acute angle between oblique sleeve, No. two oblique sleeves, No. three oblique sleeves of oblique angle tee bend connector and connect, provide the assurance for triangular pyramid and rectangular pyramid's equipment.

4. The utility model discloses a right angle tee bend connector and oblique angle tee bend connector are fixed through bayonet socket and left nut, right nut with being connected of straight-bar, ensure that right angle tee bend connector and oblique angle tee bend connector are very firm after assembling, connecting with the straight-bar, use safety, stability, it is also easy when needs are dismantled.

Description of the drawings:

fig. 1 is a schematic structural diagram of the product.

Fig. 2 is a schematic structural diagram of a triangular pyramid of the product.

Fig. 3 is a schematic structural diagram of a rectangular pyramid of the product.

Fig. 4 is an enlarged partial view of fig. 2.

The specific implementation mode is as follows:

the technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention.

Example 1:

a mathematical stereoscopic assembled model, comprising: the left side of the straight rod is provided with a left through hole 2, the bottom of the left through hole is connected with a left reaming hole 3, the left through hole is connected with a left round rod 4, the bottom of the left round rod is fixedly connected with a left fixed circular plate 5, the left fixed circular plate is inserted into the left reaming hole, the top of the left round rod is provided with a threaded section, the threaded section is connected with a left nut 6, the left nut is connected with a left wing screwing 7, and the left wing screwing is convenient for the left nut; a right through hole 8 is formed in the right side of the straight rod, the bottom of the right through hole is connected with a right reaming hole 9, the right through hole is connected with a right round rod 10, the bottom of the right round rod is fixedly connected with a right fixed circular plate 11, the right fixed circular plate is inserted into the right reaming hole, a threaded section is arranged at the top of the right round rod and connected with a right nut 12, and the right nut is connected with a right hand screwing fin 13; the straight rod is connected with the right-angle three-way connector and the oblique-angle three-way connector, the left round rod is connected with the left through hole, and the right round rod is connected with the right through hole without a convex part, so that convenience and guarantee are provided for the plug connection of the straight rod.

The right angle tee bend connector include straight sleeve 14 No. one, straight sleeve connect straight sleeve 15 No. two perpendicularly, straight sleeve with straight sleeve 16 No. two straight telescopic junctions connect straight sleeve 16 No. two perpendicularly, straight sleeve No. two straight sleeve No. three straight sleeve all opened bayonet 17, the left side or the right side of straight-bar insert respectively straight sleeve No. two straight sleeve No. three straight sleeve in, left round bar right round bar block respectively into the bayonet socket, twist and move the left hand twist the wing with the right hand twist the wing fixed, constitute cuboid or square 19. The right-angle three-way connector and the bevel three-way connector can be connected simultaneously in three directions, convenience and guarantee are provided for the connection and assembly of the straight rod, the process of assembling the cuboid, the cube, the triangular pyramid and the rectangular pyramid is clear and definite, and students can grasp and understand more easily.

Oblique angle tee bend connector include an oblique sleeve 20, an oblique sleeve acute angle connect No. two oblique sleeves 21, an oblique sleeve with No. two oblique telescopic junction acute angles connect No. three oblique sleeves 22, an oblique sleeve No. two oblique sleeves No. three oblique sleeves all opened the bayonet socket, the left side or the right side of straight-bar insert respectively an oblique sleeve No. two oblique sleeves No. three oblique sleeves in, the straight-bar slant set up, the top of straight-bar crowded close together and insert in the elasticity cap 23, the elasticity cap open and to have a set of the bayonet socket, the left hand twist the wing with the right hand twist the wing and tighten and fix the top of straight-bar with the connection of elasticity cap, constitute triangular pyramid 24 or four pyramid 18.

Claims

1. a mathematical three-dimensional assembly model, its composition comprises: a straight rod, it is characterized in that: the left side of the described straight rod is provided with a left through hole, the bottom of the described left through hole is connected with the left reaming hole, the described The left through hole is connected to the left round rod, the bottom of the left round rod is fixedly connected to the left fixed circular plate, the left fixed circular plate is inserted into the left reaming hole, and the top of the left round rod has a threaded section, The threaded section is connected to the left nut, and the left nut is connected to the left-hand twisted wing; the right side of the straight rod is provided with a right through hole, and the bottom of the right through hole is connected to the right reaming hole, and the right The through hole is connected to the right round rod, the bottom of the right round rod is fixedly connected to the right fixed circular plate, the right fixed circular plate is inserted into the right reaming hole, and the top of the right round rod has a threaded section, so the The threaded section is connected to the right nut, and the right nut is connected to the right-hand twist fin; the straight rod is connected to the right-angle tee connector and the bevel tee connector.

2. The mathematical three-dimensional assembly model according to claim 1 is characterized in that: the right-angle tee connector comprises a No. 1 straight sleeve, and the No. 1 straight sleeve is vertically connected to a No. 2 straight sleeve, so that the The connection between the No. 1 straight sleeve and the No. 2 straight sleeve is vertically connected to the No. 3 straight sleeve, the No. 1 straight sleeve, the No. 2 straight sleeve, and the No. 3 straight sleeve. The straight sleeves are all provided with bayonet openings, and the left or right side of the straight rod is inserted into the No. 1 straight sleeve, the No. 2 straight sleeve, and the No. 3 straight sleeve, respectively. The left round rod and the right round rod are respectively clamped into the bayonet, and the left-hand twisted fin and the right-handed twisted fin are fixed to form a cuboid or a cube.

3. Mathematical three-dimensional assembly model according to claim 1, is characterized in that: described oblique angle tee joint comprises No. 1 oblique sleeve, and described No. 1 oblique sleeve acutely connects No. 2 oblique sleeve, The junction of the No. 1 oblique sleeve and the No. 2 oblique sleeve is connected to the No. 3 oblique sleeve at an acute angle, the No. 1 oblique sleeve, the No. 2 oblique sleeve, the third The No. 1 oblique sleeve is provided with a bayonet, and the left or right side of the straight rod is inserted into the No. 1 oblique sleeve, the No. 2 oblique sleeve and the No. 3 oblique sleeve respectively. , the straight rods are arranged obliquely, the top ends of the straight rods are squeezed together and inserted into the elastic cap, the elastic cap is provided with a set of the bayonet openings, the left-hand twisted fin and the The right-hand screw fin is tightened to fix the connection between the top end of the straight rod and the elastic cap to form a triangular pyramid or a quadrangular pyramid.