CN112102661A - University student's mathematics abstract thinking cultivates and uses device - Google Patents

University student's mathematics abstract thinking cultivates and uses device Download PDF

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Publication number
CN112102661A
CN112102661A CN202011181100.0A CN202011181100A CN112102661A CN 112102661 A CN112102661 A CN 112102661A CN 202011181100 A CN202011181100 A CN 202011181100A CN 112102661 A CN112102661 A CN 112102661A
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China
Prior art keywords
side wall
outer side
fixedly connected
rod
motor
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CN202011181100.0A
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Chinese (zh)
Inventor
史晶晶
时博
李向峰
王晓辉
卢萍
朱鑫
赵乐
牛乐
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Henan University of Traditional Chinese Medicine HUTCM
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Henan University of Traditional Chinese Medicine HUTCM
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Application filed by Henan University of Traditional Chinese Medicine HUTCM filed Critical Henan University of Traditional Chinese Medicine HUTCM
Priority to CN202011181100.0A priority Critical patent/CN112102661A/en
Publication of CN112102661A publication Critical patent/CN112102661A/en
Pending legal-status Critical Current

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    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B5/00—Electrically-operated educational appliances
    • G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/02—Heads
    • F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
    • F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/02—Heads
    • F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/20—Undercarriages with or without wheels
    • F16M11/2007—Undercarriages with or without wheels comprising means allowing pivoting adjustment
    • F16M11/2014—Undercarriages with or without wheels comprising means allowing pivoting adjustment around a vertical axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/20—Undercarriages with or without wheels
    • F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
    • F16M11/38—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by folding, e.g. pivoting or scissors tong mechanisms
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/54—Accessories
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F19/00—Advertising or display means not otherwise provided for
    • G09F19/12—Advertising or display means not otherwise provided for using special optical effects
    • G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Business, Economics & Management (AREA)
  • Theoretical Computer Science (AREA)
  • Accounting & Taxation (AREA)
  • Marketing (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • Projection Apparatus (AREA)

Abstract

The invention discloses a device for university student mathematics abstract thinking culture, which comprises a base, a projector and an electromagnet, wherein the outer side wall of the base is fixedly connected with a positioning rod, the outer side wall of the positioning rod is fixedly connected with projection cloth, the outer side wall of the base is fixedly connected with a fixing rod, the projector is fixedly connected with the outer side wall of the fixing rod, the outer side wall of the base is fixedly connected with an installation box, the outer side wall of the installation box is fixedly provided with a second motor, the output shaft of the second motor is fixedly connected with a rotating plate, the outer side wall of the rotating plate is fixedly connected with a fixing plate, a third motor rotates anticlockwise by 90 degrees, students can visually see the top view of a metal square, the teaching of abstract things is more concrete and easy to understand through a mathematical model, and multiple visual angles of images of the metal square are presented, the logical thinking and reasoning ability of the students can be greatly enhanced.

Description

University student's mathematics abstract thinking cultivates and uses device
Technical Field
The invention relates to the technical field of thinking culture, in particular to a device for university student mathematic abstract thinking culture.
Background
Abstract thinking, also called word thinking or logical thinking, refers to the process of making judgment, reasoning and drawing conclusions with words. Abstract thinking mediates reality with words. The abstract thinking is an expression of mathematical thinking, but for some college students, the abstract thinking is too fuzzy, and the abstract things are difficult to imagine through the brain, so that the abstract things are difficult to learn the abstract things;
traditional teaching mode is too dull simultaneously, lead to most students can't be full attention in the learning process of listening to class, only through mr's oral explanation, can't make the student have concrete understanding to the thing, mathematical model can let abstract thing concreteization, nevertheless because the student is too much, the content undersize of show, can make most students can't carefully watch, and the unable full angle of content of show is watched, lead to studying too one side, and because student number is more at the teaching in-process, thereby make the content of show can't satisfy each angle student's the demand of watching, consequently, need a university student's abstract thinking to cultivate and use the device.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a device for cultivating the mathematic abstract thinking of college students.
In order to achieve the purpose, the invention adopts the following technical scheme:
a device for university student mathematics abstract thinking culture comprises a base, a projector and an electromagnet, wherein a positioning rod is fixedly connected to the outer side wall of the base, projection cloth is fixedly connected to the outer side wall of the positioning rod, a fixing rod is fixedly connected to the outer side wall of the base, the projector is fixedly connected to the outer side wall of the fixing rod, an installation box is fixedly connected to the outer side wall of the base, a second motor is fixedly installed on the outer side wall of the installation box, a rotating plate is fixedly connected to the output shaft of the second motor, a fixing plate is fixedly connected to the outer side wall of the rotating plate, a first motor is fixedly connected to the outer side wall of the rotating plate, a threaded rod is fixedly connected to the tail end of the output shaft of the first motor, a telescopic mechanism is in threaded connection with the outer side wall of the threaded rod, sliding grooves, the utility model discloses a safe and convenient electromagnetic switch, including fixing support, the inside wall sliding connection of sliding tray has the mechanism that opens and shuts, the terminal rotation of the mechanism that opens and shuts is connected with the fixed bolster, it is connected with the lantern ring to rotate on the lateral wall of fixed bolster, fixedly connected with slide bar on the inside wall of fixed bolster, the lateral wall fixedly connected with installation shell of fixed bolster, the inside wall fixedly connected with third motor of installation shell, fixedly connected with dwang on the lateral wall of third motor output shaft, the rotating groove has been seted up to the lateral wall of installation shell, the dwang runs through the rotating groove, the terminal of dwang and the lateral wall fixed connection of electro-magnet, be provided with a plurality of.
Preferably, telescopic machanism includes two turning blocks of threaded connection on the threaded rod lateral wall, two the turning block lateral wall on rotate and be connected with the telescopic link, the symmetry rotates on the lateral wall of telescopic link and is connected with two sliding blocks, two the sliding block is with the lateral wall sliding connection of slide bar.
Preferably, the opening and closing mechanism comprises a sliding plate which is slidably connected to the inner side wall of the sliding groove, a transmission rod is rotatably connected to the outer side wall of the sliding plate, and the tail end of the transmission rod is rotatably connected with the outer side wall of the sleeve ring.
Preferably, the threads on the left side and the right side of the threaded rod are opposite, and the threaded rod is made of carbon steel.
Preferably, the shell of the metal square is made of iron, and the metal square is filled with sponge.
Preferably, a plurality of square grooves are formed in the outer side wall of the projection cloth.
Preferably, the first motor, the second motor and the third motor are all three-phase asynchronous motors.
Preferably, the fixed bracket and the sliding rod are both made of austenitic stainless steel.
Compared with the prior art, the invention has the beneficial effects that:
1. by starting the first motor, the output shaft of the first motor rotates to drive the threaded rod to start rotating, the threads on two sides of the threaded rod are opposite, the threaded rod rotates to enable the two rotating blocks to move oppositely, the rotating blocks move oppositely to enable the telescopic rod to move upwards, the telescopic rod drives the sliding block to move upwards, the sliding block is in sliding connection with the outer side wall of the sliding rod, the sliding block drives the sliding rod to move upwards, the sliding rod drives the fixed support to move upwards, the fixed support moves upwards and simultaneously drives the sliding plate to move outwards through the transmission rod, the installation box is opened, the installation box is gradually opened along with the rising of the fixed support, the fixed support drives the installation shell to move upwards, the installation shell drives the electromagnet to move upwards, a plurality of metal blocks are arranged on the outer side wall of the electromagnet, the metal blocks can be displayed to students to watch, and the lifting of the fixed, meanwhile, the mounting box is opened, the fixing support can be retracted by the first reverse motor, the mounting box is closed, and dust is prevented from falling into the mounting box and damaging the machine inside the mounting box.
2. By starting the projector, the projector projects the projection of the metal square block on the projection cloth, the square groove arranged on the outer side wall of the projection cloth can well show the shape of the metal square block under the front view angle, the second motor is started to drive the rotating plate to rotate, so that the electromagnet starts to rotate, when the electromagnet rotates 90 degrees clockwise, the projection is the right view of the metal square block, then the second motor is started to rotate 180 degrees anticlockwise, the projection is the left view of the metal square block, then the second motor is started to rotate 90 degrees clockwise for resetting, at the moment, the third motor and the electromagnet are started, the electromagnet is electrified and then has magnetism to adsorb the metal square block, so that the metal square block cannot shake in the rotating process, the third motor rotates 90 degrees anticlockwise, and students can see the top view of the metal square block visually, the teaching of abstract things is more concrete and easier to understand through the mathematical model, and the logical thinking and reasoning ability of students can be greatly enhanced by presenting each image of the metal square in multiple visual angles.
Drawings
FIG. 1 is a schematic structural diagram of an apparatus for cultivating the abstract mathematical thinking of college students according to the present invention;
FIG. 2 is a schematic illustration of the non-operative configuration of the present invention;
FIG. 3 is a side view of the attachment of the mounting housing to the electromagnet of the present invention;
FIG. 4 is an enlarged view of a portion A of the present invention;
FIG. 5 is an enlarged view of a portion B of the present invention;
FIG. 6 is a perspective view of a metal block placed on the electromagnet according to the present invention;
fig. 7 is a front view of the projection cloth of the present invention.
In the figure: the device comprises a base 1, a mounting box 2, a projection cloth 3, a projector 4, an electromagnet 5, a metal square 6, a mounting shell 7, a rotating block 8, a first motor 9, a rotating plate 10, a second motor 11, a positioning rod 12, a fixed rod 13, a third motor 14, a rotating rod 15, a rotating groove 16, a sliding groove 17, a sliding plate 18, a transmission rod 19, a fixed bracket 20, a sliding rod 21, a sliding block 22, a telescopic rod 23, a fixed plate 24, a threaded rod 25 and a lantern ring 26.
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.
Referring to fig. 1-7, a device for university student mathematics abstract thinking culture, comprising a base 1, a projector 4, an electromagnet 5, a positioning rod 12 fixedly connected on the outer side wall of the base 1, a projection cloth 3 fixedly connected on the outer side wall of the positioning rod 12, a plurality of square grooves arranged on the outer side wall of the projection cloth 3, a fixing rod 13 fixedly connected on the outer side wall of the base 1, the projector 4 fixedly connected with the outer side wall of the fixing rod 13, an installation box 2 fixedly connected on the outer side wall of the base 1, a second motor 11 fixedly installed on the outer side wall of the installation box 2, a rotating plate 10 fixedly connected on the output shaft of the second motor 11, a fixing plate 24 fixedly connected on the outer side wall of the rotating plate 10, a first motor 9 fixedly connected on the outer side wall of the rotating plate 10, a threaded rod 25 fixedly connected at the tail end of the output shaft of the first, the threaded rod 25 is made of carbon steel, the strength of the carbon steel is high, and the threaded rod cannot be bent after long-time use;
the outer side wall of the threaded rod 25 is in threaded connection with a telescopic mechanism, the telescopic mechanism comprises two rotating blocks 8 in threaded connection with the outer side wall of the threaded rod 25, the outer side walls of the two rotating blocks 8 are in rotating connection with a telescopic rod 23, the outer side wall of the telescopic rod 23 is symmetrically and rotatably connected with two sliding blocks 22, the two sliding blocks 22 are in sliding connection with the outer side wall of a sliding rod 21, and the outer side wall of the installation box 2 is symmetrically provided with sliding grooves 17;
the inner side wall of the sliding groove 17 is connected with an opening and closing mechanism in a sliding manner, the tail end of the opening and closing mechanism is connected with a fixed support 20 in a rotating manner, the outer side wall of the fixed support 20 is connected with a lantern ring 26 in a rotating manner, the opening and closing mechanism comprises a sliding plate 18 connected to the inner side wall of the sliding groove 17 in a sliding manner, the outer side wall of the sliding plate 18 is connected with a transmission rod 19 in a rotating manner, the tail end of the transmission rod 19 is connected with the outer side wall of the lantern ring 26 in a rotating manner, a sliding rod 21 is fixedly connected to the inner side wall of the fixed support 20, the fixed support 20 and the sliding rod 21 are both made of austenitic stainless steel, the austenitic stainless steel structure is stable, rusting cannot happen after long-time use, the sliding rod 21 is rectangular in shape, a limiting effect is achieved on the sliding block 22, the outer, the first motor 9, the second motor 11 and the third motor 14 are three-phase asynchronous motors, the outer side wall of the mounting shell 7 is provided with a rotating groove 16, the rotating rod 15 penetrates through the rotating groove 16, the tail end of the rotating rod 15 is fixedly connected with the outer side wall of the electromagnet 5, the outer side wall of the electromagnet 5 is provided with a plurality of metal squares 6, the shell of the metal squares 6 is made of iron, the metal squares 6 are filled with sponge, the filled sponge reduces the self weight of the metal squares 6 to avoid shaking in the rotating process, and the metal squares are displayed through multiple visual angles of a mathematical model formed by the metal squares, can strengthen the radioactive thinking of students, make the logical thinking ability of students stronger, strengthen the reasoning ability, be more beneficial to the culture of the mathematical thinking of students, therefore, the cognition of students on the three views is improved, the abstract concept of the mathematical model is enhanced, and a foundation can be laid for later geometry.
In the invention, when the projector is used, the first motor 9 is started, the first motor 9 drives the threaded rod 25 to start rotating, the two rotating blocks 8 move oppositely due to opposite threads on two sides of the threaded rod 25, the rotating blocks 8 enable the telescopic rod 23 to move upwards, the telescopic rod 23 drives the sliding block 22 to move upwards, the sliding block 22 is connected with the inner side wall of the sliding rod 21 in a sliding manner, the sliding block 22 drives the sliding rod 21 to move upwards, the sliding rod 21 drives the fixed support 20 to move upwards, the fixed support 20 drives the installation shell 7 to move upwards, the installation shell 7 drives the electromagnet 5 to move upwards, the fixed support 20 drives the sliding block 26 to move upwards in the upward movement process, the sliding block 18 is pushed by the sliding rod 26 to move outwards, so that the installation box 2 is opened, when the two rotating blocks 8 are contacted, the electromagnet 5 is at the highest position, the projector 4 is started, the projector 4 projects the front views of a plurality of metal square blocks 6 arranged, the surface of the projection cloth 3 is provided with a plurality of square grooves, the front view of the metal square 6 can be more three-dimensional through the square grooves, the second motor 11 is started, the second motor 11 rotates clockwise by 90 degrees, and the right view of the metal square 6 is projected on the projection cloth 3; the second motor 11 rotates 90 degrees anticlockwise, at this time, the left view of the metal square 6 projected on the projection cloth 3 is obtained, the third motor 14 and the electromagnet 5 are started, the electromagnet 5 is magnetic after being electrified, so that the metal square 6 does not shake in the rotation process of the electromagnet 5, the third motor 14 drives the rotating rod 15 to rotate 90 degrees anticlockwise, the rotating rod 15 drives the electromagnet 5 to rotate 90 degrees, at this time, the top view of the metal square 6 can be visually seen, the teaching of abstract objects is more specific and understandable through a mathematical model, the multiple views of the images of the metal square 6 are presented, the logical thinking and reasoning ability of students can be greatly enhanced, the first motor 9 starts to rotate reversely, the first motor 9 rotates reversely, so that the telescopic rod 23 moves downwards, the fixed support 20 drives the sliding plate 18 to move inwards through the transmission rod 19, until the installation box 2 is closed, dust and dirt are prevented from entering the installation box 2 when the installation box is not in work, and therefore the machine in the installation box 2 breaks down.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (8)

1. The device for university student math abstract thinking culture comprises a base (1), a projector (4) and an electromagnet (5), and is characterized in that a positioning rod (12) is fixedly connected to the outer side wall of the base (1), a projection cloth (3) is fixedly connected to the outer side wall of the positioning rod (12), a fixing rod (13) is fixedly connected to the outer side wall of the base (1), the projector (4) is fixedly connected to the outer side wall of the fixing rod (13), an installation box (2) is fixedly connected to the outer side wall of the base (1), a second motor (11) is fixedly installed on the outer side wall of the installation box (2), a rotating plate (10) is fixedly connected to an output shaft of the second motor (11), a fixing plate (24) is fixedly connected to the outer side wall of the rotating plate (10), and a first motor (9) is fixedly connected to the outer side wall of the rotating plate (10), the tail end of an output shaft of the first motor (9) is fixedly connected with a threaded rod (25), the outer side wall of the threaded rod (25) is connected with a telescopic mechanism in a threaded manner, sliding grooves (17) are symmetrically formed in the outer side wall of the installation box (2), the inner side wall of each sliding groove (17) is connected with an opening and closing mechanism in a sliding manner, the tail end of the opening and closing mechanism is rotatably connected with a fixed support (20), the outer side wall of the fixed support (20) is rotatably connected with a lantern ring (26), the inner side wall of the fixed support (20) is fixedly connected with a sliding rod (21), the outer side wall of the fixed support (20) is fixedly connected with an installation shell (7), the inner side wall of the installation shell (7) is fixedly connected with a third motor (14), the outer side wall of an output shaft of the third motor (14) is fixedly connected with a rotating rod (, dwang (15) run through and rotate groove (16), the terminal lateral wall fixed connection with electro-magnet (5) of dwang (15), be provided with a plurality of metal square (6) on the lateral wall of electro-magnet (5).
2. The device for cultivating the abstract thinking of the university students according to claim 1, wherein the telescoping mechanism comprises two rotating blocks (8) screwed on the outer side wall of the threaded rod (25), the outer side walls of the two rotating blocks (8) are rotatably connected with a telescopic rod (23), the outer side wall of the telescopic rod (23) is symmetrically and rotatably connected with two sliding blocks (22), and the two sliding blocks (22) are slidably connected with the outer side wall of the sliding rod (21).
3. The device for cultivating the abstract mathematical thinking of the university student as claimed in claim 1, wherein the opening and closing mechanism comprises a sliding plate (18) slidably connected to the inner side wall of the sliding groove (17), a transmission rod (19) is rotatably connected to the outer side wall of the sliding plate (18), and the end of the transmission rod (19) is rotatably connected to the outer side wall of the collar (26).
4. The device for cultivating the abstract mathematical thinking of the university student as claimed in claim 1, wherein the threads of the threaded rod (25) are opposite on the left and right sides, and the threaded rod (25) is made of carbon steel.
5. The device for cultivating the abstract thinking of the university students according to claim 1, wherein the shell of the metal square block (6) is made of iron, and the metal square block (6) is filled with sponge.
6. The device for cultivating the abstract thinking of the university students according to claim 1, wherein a plurality of square grooves are arranged on the outer side wall of the projection cloth (3).
7. The device for cultivating the abstract mathematical thinking of the college students according to claim 1, wherein the first motor (9), the second motor (11) and the third motor (14) are all three-phase asynchronous motors.
8. The device for cultivating the abstract mathematical thinking of the college students according to claim 1, wherein the fixing bracket (20) and the sliding rod (21) are made of austenitic stainless steel.
CN202011181100.0A 2020-10-29 2020-10-29 University student's mathematics abstract thinking cultivates and uses device Pending CN112102661A (en)

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CN202011181100.0A CN112102661A (en) 2020-10-29 2020-10-29 University student's mathematics abstract thinking cultivates and uses device

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Application Number Priority Date Filing Date Title
CN202011181100.0A CN112102661A (en) 2020-10-29 2020-10-29 University student's mathematics abstract thinking cultivates and uses device

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CN112102661A true CN112102661A (en) 2020-12-18

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN208027615U (en) * 2017-11-15 2018-10-30 新昌县远轴工业设计有限公司 A kind of mathematics solid geometry teaching aid
CN209108500U (en) * 2018-10-23 2019-07-16 高邮市盛鑫消防科技有限公司 A kind of fire water monitor with Portable movable gun carriage
CN210324624U (en) * 2019-07-25 2020-04-14 长沙航空职业技术学院 Geometry projection arrangement for mathematics
CN210878705U (en) * 2019-11-15 2020-06-30 重庆和烁精密锻造有限公司 Workpiece mounting and fixing device for machining equipment
CN111365586A (en) * 2020-03-05 2020-07-03 商洛学院 Machine learning data acquisition equipment support convenient to adjust and method
CN211427640U (en) * 2020-03-27 2020-09-04 广西科技师范学院 A mathematics teaching aid for training of mathematics thinking

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN208027615U (en) * 2017-11-15 2018-10-30 新昌县远轴工业设计有限公司 A kind of mathematics solid geometry teaching aid
CN209108500U (en) * 2018-10-23 2019-07-16 高邮市盛鑫消防科技有限公司 A kind of fire water monitor with Portable movable gun carriage
CN210324624U (en) * 2019-07-25 2020-04-14 长沙航空职业技术学院 Geometry projection arrangement for mathematics
CN210878705U (en) * 2019-11-15 2020-06-30 重庆和烁精密锻造有限公司 Workpiece mounting and fixing device for machining equipment
CN111365586A (en) * 2020-03-05 2020-07-03 商洛学院 Machine learning data acquisition equipment support convenient to adjust and method
CN211427640U (en) * 2020-03-27 2020-09-04 广西科技师范学院 A mathematics teaching aid for training of mathematics thinking

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Application publication date: 20201218

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