CN210925127U - Paraboloid demonstration teaching aid for college mathematics teaching - Google Patents

Paraboloid demonstration teaching aid for college mathematics teaching Download PDF

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Publication number
CN210925127U
CN210925127U CN201922178758.5U CN201922178758U CN210925127U CN 210925127 U CN210925127 U CN 210925127U CN 201922178758 U CN201922178758 U CN 201922178758U CN 210925127 U CN210925127 U CN 210925127U
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China
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bottom plate
fixed mounting
support
teaching aid
paraboloid
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CN201922178758.5U
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Chinese (zh)
Inventor
张存侠
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Shaanxi Xueqian Normal University
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Shaanxi Xueqian Normal University
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Abstract

The utility model discloses a belong to teaching aid technical field, specifically be a paraboloid demonstration teaching aid for college mathematical education, it includes bottom plate, rotating electrical machines and support, the top fixed mounting rotating electrical machines of bottom plate, the rotating electrical machines passes through bolt threaded connection with the bottom of bottom plate, the last rotation axis embedding of rotating electrical machines has the carousel, support fixed mounting is at the top of rotary disk, the inner chamber bottom fixed mounting of support has hydraulic lifting rod, hydraulic lifting rod's top fixed mounting has the parabola pole, and the problem that exists among the prior art can be solved in this application paper, can let the all-round observation demonstration of student through adjustment and rotary device from top to bottom, can demonstrate the paraboloid that different parabolas correspond simultaneously, makes things convenient for the student to watch, and the demonstration is effectual, and teaching efficiency is high.

Description

Paraboloid demonstration teaching aid for college mathematics teaching
Technical Field
The utility model relates to a teaching aid technical field specifically is a paraboloid demonstration teaching aid for college mathematics teaching.
Background
Mathematics is a subject closely related to everyone, no matter in primary school, junior middle school, high school or we all often learn mathematics knowledge or use mathematics knowledge, mathematics is vital to the development of a country, a world strong country is certainly a mathematics strong country, developed countries often lead mathematics as a strategic demand, the development of mathematics can not be explored at a deeper level without college mathematics, college mathematics can be abstract often in explanation, students can not feel the rotation trajectory of objects visually, in the prior art, no teaching aid for demonstrating paraboloid formation exists in mathematical education, teachers can only complete paraboloid teaching through abstract concept explanation or simply demonstrate paraboloid by utilizing traditional steel wire rotation, understanding of students to paraboloids is not facilitated, and inconvenience is brought to teaching.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made in view of the above and/or other problems with existing teaching aids.
Therefore, the utility model aims at providing a parabolic demonstration teaching aid is used in college mathematical education can solve the problem that exists among the prior art, can let the student all-round observation demonstration through adjustment and rotary device from top to bottom, can demonstrate the paraboloid that different parabolas correspond simultaneously, makes things convenient for the student to watch, and the demonstration is effectual, and teaching efficiency is high.
For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:
the utility model provides a parabolic demonstration teaching aid is used in college mathematics teaching, includes bottom plate, rotating electrical machines and support, the top fixed mounting rotating electrical machines of bottom plate, the rotating electrical machines passes through bolt threaded connection with the bottom of bottom plate, the last rotation axis embedding of rotating electrical machines has the carousel, support fixed mounting is at the top of rotary disk, the inner chamber bottom fixed mounting of support has hydraulic lifting rod, hydraulic lifting rod's top fixed mounting has the parabola pole, be provided with the buckle on the parabola pole, the lateral wall is provided with the spout about the support inner chamber, be provided with the slider on the spout, fixed mounting has the horizontal pole on the slider, open on the horizontal pole have with buckle assorted buckle groove.
As a college mathematics teaching is with an optimal selection scheme of parabolic demonstration teaching aid, wherein: the bottom fixed mounting of bottom plate has the controller, the controller passes through the connecting wire and connects the hydraulic lifting rod, bolt threaded connection is passed through with the bottom of bottom plate to the controller.
As a college mathematics teaching is with an optimal selection scheme of parabolic demonstration teaching aid, wherein: the lamp is fixedly mounted at the top of the inner cavity of the support, the lamp shade is fixedly mounted on the lamp, and the lamp shade is in threaded connection with the top of the inner cavity of the support through bolts.
As a college mathematics teaching is with an optimal selection scheme of parabolic demonstration teaching aid, wherein: the bottom fixed mounting of bottom plate has the support frame, the support frame passes through bolt threaded connection with the bottom of bottom plate, the bottom fixed mounting of support frame has the antiskid cover, the antiskid cover splices with the bottom of support frame.
As a college mathematics teaching is with an optimal selection scheme of parabolic demonstration teaching aid, wherein: a tape groove is formed in the top of the inner cavity of the support, a tape is arranged in the tape groove, and a magnet is fixedly mounted at the bottom of the tape.
Compared with the prior art: among the prior art, do not have the teaching aid that demonstrates parabolic formation among the mathematical education, the teacher can only accomplish parabolic teaching or utilize traditional steel wire to rotate and carry out parabolic simple demonstration through abstract concept explanation, be unfavorable for the student to parabolic understanding, and bring inconvenience for the teaching, this application paper, can solve the problem that exists among the prior art, can let the student all-round observation demonstration through adjustment and rotary device from top to bottom, can demonstrate the paraboloid that different parabolas correspond simultaneously, make things convenient for the student to watch, it is effectual to demonstrate, teaching efficiency is high.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:
fig. 1 is a schematic structural view of a paraboloid demonstration teaching aid for university mathematics teaching of the present invention;
FIG. 2 is a schematic view of a tape measure of a paraboloid demonstration teaching aid for university mathematics teaching of the present invention;
FIG. 3 is a schematic view of a chute of a paraboloid demonstration teaching aid for college mathematics teaching according to the present invention;
figure 4 is the utility model relates to a university is rotating electrical machines schematic diagram of parabolic demonstration teaching aid for mathematical education.
In the figure: 100 bottom plate, 200 rotating motor, 210 rotating disk, 300 support, 310 hydraulic lifting rod, 320 parabolic rod, 330 buckle, 340 cross rod, 350 buckle groove, 360 sliding groove, 370 sliding block, 400 controller, 500 lighting lamp, 510 lamp shade, 600 support frame, 610 antiskid sleeve, 700 measuring tape groove, 710 measuring tape, 720 magnet.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
The utility model provides a parabolic demonstration teaching aid for college mathematical education, please refer to fig. 1-4, including bottom plate 100, rotating electrical machines 200 and support 300, the top fixed mounting rotating electrical machines 200 of bottom plate 100, rotating electrical machines 200 passes through bolt threaded connection with the bottom of bottom plate 100, the rotation axis on the rotating electrical machines 200 is embedded with the carousel 210, support 300 is fixed mounting at the top of carousel 210, the inner chamber bottom fixed mounting of support 300 has hydraulic lifting rod 310, the top fixed mounting of hydraulic lifting rod 310 has parabola pole 320, parabola pole 320 is last to be provided with buckle 330, the left and right side wall of support 300 inner chamber is provided with spout 360, be provided with slider 370 on spout 360, slider 370 is last fixed mounting has horizontal pole 340, open buckle groove 350 with buckle 330 assorted on horizontal pole 340, specifically, bottom plate 100 is used for the placer, the rotation axis on the rotating electrical machines 200 drives the device on the carousel 210 to rotate, both made things convenient for students to all-round observe the demonstration, made things convenient for teacher's teaching again, improved teaching efficiency, support 300 is used for fixed presentation device, and hydraulic lifting rod 310 is used for adjusting the height of parabola pole 320, can adjust different height according to the user's demand, and buckle 330 and buckle groove 350 on the parabola are used for demonstrating different curved surface shapes, have improved the practicality and the learning efficiency of device, and slider 370 on the spout 360 is used for removing horizontal pole 340, convenient operation.
Referring to fig. 1 and 4, a controller 400 is fixedly installed at the bottom of the base plate 100, the controller 400 is connected to the hydraulic lifting rod 310 through a connecting line, the controller 400 is connected to the bottom of the base plate 100 through a bolt and a screw thread, and specifically, the controller 400 is used for controlling the hydraulic lifting rod 310, so that the operation of a user is facilitated.
Referring to fig. 1 and 2, the top of the inner cavity of the bracket 300 is fixedly provided with the illuminating lamp 500, the illuminating lamp 500 is fixedly provided with the lampshade 510, the lampshade 510 is connected with the top of the inner cavity of the bracket 300 through the bolt and the thread, specifically, the illuminating lamp 500 is convenient for students to clearly watch the demonstration process, the learning efficiency is improved, and the lampshade 510 is used for protecting the illuminating lamp 500, so that the service life of the device is prolonged.
Referring to fig. 1, a support frame 600 is fixedly installed at the bottom of a bottom plate 100, the support frame 600 is in threaded connection with the bottom of the bottom plate 100 through a bolt, an anti-slip sleeve 610 is fixedly installed at the bottom of the support frame 600, the anti-slip sleeve 610 is glued to the bottom of the support frame 600, specifically, the support frame 600 improves the stability of the device, and the anti-slip sleeve 610 is used for increasing the friction of the ground and avoiding the loss caused by the device slipping.
Referring to fig. 1 and 2, a tape groove 700 is formed in the top of the inner cavity of the support 300, a tape 710 is arranged in the tape groove 700, a magnet 720 is fixedly mounted at the bottom of the tape 710, specifically, the tape groove 700 is used for placing the tape 710, the tape 710 is used for measuring the height, the recording by a user is facilitated, and the magnet 720 is used for fixing the verticality of the tape 710, so that the accuracy of the demonstration is improved.
In a specific using process, a user turns on the illuminating lamp 500, buckles the buckles 330 on the parabolic rods 320 into the corresponding buckle grooves 350 according to demonstration requirements, the controller 400 controls the hydraulic lifting rod 310, the hydraulic lifting rod 310 performs height adjustment, the slide rods on the slide blocks 370 slide according to requirements, and the rotating shaft on the rotating motor 200 drives the demonstration device on the rotating disc 210 to rotate.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims (5)

1. The utility model provides a university is parabolic demonstration teaching aid for mathematical education which characterized in that: comprises a bottom plate (100), a rotating motor (200) and a bracket (300), wherein the rotating motor (200) is fixedly arranged at the top of the bottom plate (100), the rotating motor (200) is connected with the bottom of the bottom plate (100) through a bolt thread, a rotating disc (210) is embedded in a rotating shaft of the rotating motor (200), the bracket (300) is fixedly arranged at the top of the rotating disc (210), the bottom of the inner cavity of the bracket (300) is fixedly provided with a hydraulic lifting rod (310), a parabolic rod (320) is fixedly arranged at the top of the hydraulic lifting rod (310), the parabola bar (320) is provided with a buckle (330), the left side wall and the right side wall of the inner cavity of the bracket (300) are provided with sliding chutes (360), a sliding block (370) is arranged on the sliding groove (360), a cross bar (340) is fixedly arranged on the sliding block (370), the cross rod (340) is provided with a buckle groove (350) matched with the buckle (330).
2. The paraboloid demonstration teaching aid for college mathematics teaching of claim 1, wherein: the bottom fixed mounting of bottom plate (100) has controller (400), hydraulic lifting rod (310) is connected through the connecting wire in controller (400), bolt threaded connection is passed through with the bottom of bottom plate (100) in controller (400).
3. The paraboloid demonstration teaching aid for college mathematics teaching of claim 1, wherein: the utility model discloses a lamp, including support (300), lamp (500) are installed to the inner chamber top fixed mounting of support (300), fixed mounting has lamp shade (510) on lamp (500), bolt threaded connection is passed through at the inner chamber top of lamp shade (510) and support (300).
4. The paraboloid demonstration teaching aid for college mathematics teaching of claim 1, wherein: the bottom fixed mounting of bottom plate (100) has support frame (600), bolt threaded connection is passed through with the bottom of bottom plate (100) in support frame (600), the bottom fixed mounting of support frame (600) has anti-skidding cover (610), the bottom of anti-skidding cover (610) and support frame (600) is glued.
5. The paraboloid demonstration teaching aid for college mathematics teaching of claim 1, wherein: a tape measure groove (700) is formed in the top of the inner cavity of the support (300), a tape measure (710) is arranged in the tape measure groove (700), and a magnet (720) is fixedly mounted at the bottom of the tape measure (710).
CN201922178758.5U 2019-12-06 2019-12-06 Paraboloid demonstration teaching aid for college mathematics teaching Active CN210925127U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922178758.5U CN210925127U (en) 2019-12-06 2019-12-06 Paraboloid demonstration teaching aid for college mathematics teaching

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922178758.5U CN210925127U (en) 2019-12-06 2019-12-06 Paraboloid demonstration teaching aid for college mathematics teaching

Publications (1)

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CN210925127U true CN210925127U (en) 2020-07-03

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112581837A (en) * 2020-12-18 2021-03-30 三峡大学 Power transmission overhead line sag teaching device and method based on image recognition technology

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112581837A (en) * 2020-12-18 2021-03-30 三峡大学 Power transmission overhead line sag teaching device and method based on image recognition technology

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