CN213545668U - Model for teaching of multiple curves - Google Patents

Abstract

The utility model discloses a model is used in multiple curve teaching, main part and the frame construction of model including the base of model, the bearing structure of model, the main part of model, a plurality of mounting holes have been seted up on the upper end surface of base, bearing structure fixed mounting is in the relative mounting hole department in base upper end surface two places, the main part is that the concatenation of conical head relative form intercommunication forms for adopting two unidimensional conical bodies, just the cavity has been seted up to the inside of main part, the main part adopts transparent material to make, frame construction installs in the outside of main part, the main part passes through frame construction movable mounting in bearing structure department, bearing structure includes two support columns, two the bottom of support column is fixed the inserting respectively to the base in two mounting holes on upper end surface. The utility model discloses simple structure, convenient to use, manufacturing cost is lower, and the difficult disappearance of part is lost and is caused the model to damage, has avoided causing the unnecessary loss, and the practicality is higher.

Description

Model for teaching of multiple curves

Technical Field

The utility model relates to a teaching aid technical field specifically is a model is used in multiple curve teaching.

Background

The teaching is a unique talent training activity of human beings, which is composed of the teaching of teachers and the learning of students, through the activity, the teachers purposefully, planningly and organically guide the students to study and master the cultural scientific knowledge and skills, and promote the improvement of the quality of the students, so that the students become people required by the society, the teaching tools are general names of various appliances used by the students and tools used by the teachers when giving lessons, the teaching tools can improve the learning interest of the students, enrich the perceptual knowledge, help to form clear concepts, develop the observation ability and thinking ability of the students, generally divide into common teaching tools, special teaching tools and infant teaching tools 3 types, and various curve teaching models are also one of the teaching tools.

However, the existing curve teaching model has the following disadvantages:

the reaction conic section of present stage generally all cuts out three kinds of cross-sections on three cones, like ellipse, hyperbola and parabola, so not only needs a large amount of models, and the cost of manufacture is higher, and the part lacks the damage easily moreover to make and easily cause the unnecessary loss, the utility model discloses can make small model in batches for the teaching aid.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a model is used in multiple curve teaching to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a model is used in multiple curve teaching, includes the base of model, the main part of the bearing structure of model, model and the frame construction of model, a plurality of mounting holes have been seted up to the upper end surface of base, bearing structure fixed mounting is in the relative mounting hole department in base upper end surface two places, the main part is the concatenation of the relative form intercommunication of conical head for adopting two unidimensional conical bodies and forms, just the cavity has been seted up to the inside of main part, the main part adopts transparent material to make, frame construction installs in the outside of main part, the main part passes through frame construction movable mounting in bearing structure department.

Further, bearing structure includes two support columns, two the bottom of support column is fixed respectively and inserts to two mounting holes of base upper end surface in, and two the support column is close to respectively in the both sides edge of base, two the mounting groove that the horizontal line runs through is all seted up close to in its top department to the support column.

Furthermore, the two support columns are made of alloy materials.

Furthermore, the frame structure comprises two plane flanges, two first connecting rods and two second connecting rods, wherein one sides of the two plane flanges, which are close to each other, are provided with grooves, the sizes of the grooves are matched with the sizes of the upper surface and the lower surface of the main body, circular penetrating surfaces are arranged in the grooves, the sizes of the penetrating surfaces are smaller than the sizes of the grooves, the upper surface and the lower surface of the main body are respectively connected with the grooves in the two plane flanges in a clamping manner, the two ends of the two first connecting rods and the two second connecting rods are respectively fixedly connected with the two plane flanges through screws, the two first connecting rods are opposite, the two second connecting rods are opposite, a rotating shaft is arranged at the middle position of one side, which is far away from each other, of the two first connecting rods, and the two rotating shafts are respectively used for the clamping connection of mounting grooves in the, the outer surface of the rotating shaft is abutted to the inner part of the mounting groove.

Further, the plane flange at the bottom of the main body is not contacted with the base.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

the utility model discloses a be provided with the base, adopt the same bipyramid to be the main part that the concatenation of the relative form of conical head formed, bearing structure and frame construction, make when teaching experiment during operation, can come at certain within range rotation main part round the pivot, until rotating certain scope angle, can make the inside colored liquid in proper amount that adds in advance of main part demonstrate the curve of three kinds of differences, thereby be convenient for the student carry out more audio-visual observation, and need not to use a plurality of models to carry out the show of different curves, and production cost is lower, the difficult problem that the disappearance damaged that appears of part, holistic practicality is higher.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is an exploded side view of the interior of the present invention;

fig. 3 is a schematic perspective view of the present invention;

fig. 4 is a schematic top view of the present invention;

in the figure: 1. a base; 2. a main body; 3. mounting holes; 4. a support pillar; 5. a planar flange; 6. a first connecting rod; 7. a second connecting rod; 8. a rotating shaft.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a model is used in multiple curve teaching, includes the base 1 of model, the bearing structure of model, the main part 2 of model and the frame construction of model, a plurality of mounting holes 3 have been seted up to base 1's upper end surface, bearing structure fixed mounting is in the relative mounting hole 3 departments in base 1 upper end surface two places, main part 2 is that the relative form intercommunication of conical head is spliced for adopting two unidimensional conical bodies to form, just the cavity has been seted up to the inside of main part 2, main part 2 adopts transparent material to make, frame construction installs in the outside of main part 2, main part 2 passes through frame construction movable mounting in bearing structure department.

The supporting structure comprises two supporting columns 4, the bottoms of the two supporting columns 4 are respectively and fixedly inserted into the two mounting holes 3 on the upper end surface of the base 1, the two supporting columns 4 are respectively close to the edges of the two sides of the base 1, and the two supporting columns 4 are respectively provided with a mounting groove through which a transverse line penetrates at the position close to the top end of the supporting columns 4, so that the supporting columns 4 can support the frame structure, and the main body 2 is supported;

the two support columns 4 are made of alloy materials, so that the support columns 4 have high self-rigidity and are not easy to deform and damage;

the frame structure comprises two plane flanges 5, two first connecting rods 6 and two second connecting rods 7, wherein one sides of the two plane flanges 5, which are close to each other, are provided with grooves, the size of each groove is matched with the size of the upper surface and the lower surface of the main body 2, circular penetrating surfaces are arranged inside the grooves, the size of each penetrating surface is smaller than that of each groove, the upper surface and the lower surface of the main body 2 are respectively clamped and connected with the grooves inside the two plane flanges 5, the two ends of the two first connecting rods 6 and the two second connecting rods 7 are respectively fixedly connected with the two plane flanges 5 through screws, the two first connecting rods 6 are opposite, the two second connecting rods 7 are opposite, the middle positions of the two first connecting rods 6, which are far away from each other, are provided with rotating shafts 8, and the two rotating shafts 8 are respectively used for clamping and connecting mounting grooves inside the two supporting columns 4, the outer surface of the rotating shaft 8 is abutted with the inner part of the mounting groove, so that when the main body 2 is used for experimental teaching, the main body 2 can be rotated to be connected with a friction form between the rotating shaft 8 and the supporting column 4 in a matching way, the main body 2 is driven to rotate within a certain range until the main body 2 is rotated to a certain range angle, and at the moment, a proper amount of colored liquid added in the main body 2 in advance can present three different curves, so that students can visually observe conveniently, teaching impression is enhanced, a plurality of models are not required to be used for independently displaying different curves, the production cost of a teaching model is reduced, the problem of missing and loss of parts is avoided, the model is damaged and cannot be used, the whole practicability is high, and the teaching model is suitable for wide use;

it can be understood that the friction force between the rotating shaft 8 and the mounting groove inside the supporting column 4 is enough to support the main body 2 in a fixed state after rotating in the rotating range;

the planar flange 5 at the bottom of the main body 2 is not in contact with the base 1, so that it is convenient to rotate the main body 2.

The utility model discloses a theory of operation: when using main part 2 to carry out experimental teaching, can be through rotating main part 2, friction form swing joint between cooperation pivot 8 and the support column 4, drive main part 2 at certain within range internal rotation, until rotating main part 2 to certain scope angle, the inside in advance right amount coloured liquid that adds of main part 2 this moment can present the curve of three kinds of differences of department, thereby be convenient for the student carry out audio-visual observation, deepen the teaching impression, and need not to use a plurality of models to come to carry out solitary show to the curve of difference, the manufacturing cost of teaching model has been reduced, and the part is difficult for appearing the problem that the disappearance is lost and cause the model to damage unable the use, holistic practicality is higher, and is suitable for wide use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. The utility model provides a model is used in teaching of multiple curve, includes base (1) of model, the bearing structure of model, the main part (2) of model and the frame construction of model, its characterized in that: a plurality of mounting holes (3) have been seted up to the upper end surface of base (1), bearing structure fixed mounting is in relative mounting hole (3) department in base (1) upper end surface two places, main part (2) are the concatenation of the relative form intercommunication of conical head for adopting two unidimensional conical bodies and form, just the cavity has been seted up to the inside of main part (2), main part (2) adopt transparent material to make, frame construction installs in the outside of main part (2), main part (2) are in bearing structure department through frame construction movable mounting.

2. The multi-curve teaching model as claimed in claim 1, wherein: the supporting structure comprises two supporting columns (4), two the bottoms of the supporting columns (4) are respectively and fixedly inserted into two mounting holes (3) in the upper end surface of the base (1), and are two the supporting columns (4) are respectively close to the edges of the two sides of the base (1), and are close to the top ends of the supporting columns (4) and are provided with mounting grooves through which transverse lines penetrate.

3. The multi-curve teaching model as claimed in claim 2, wherein: the two support columns (4) are made of alloy materials.

4. The multi-curve teaching model as claimed in claim 1, wherein: the frame structure comprises two plane flanges (5), two first connecting rods (6) and two second connecting rods (7), wherein one sides of the two plane flanges (5) close to each other are respectively provided with a groove, the size of the groove is matched with the size of the upper surface and the lower surface of a main body (2), the inner part of the groove is provided with a circular penetrating surface, the size of the penetrating surface is smaller than that of the groove, the upper surface and the lower surface of the main body (2) are respectively clamped and connected with the grooves in the two plane flanges (5), the two ends of the two first connecting rods (6) and the two second connecting rods (7) are respectively fixedly connected with the two plane flanges (5) through screws, the two first connecting rods (6) are opposite, the two second connecting rods (7) are opposite, and the middle positions of the two first connecting rods (6) at one side far away from each other are respectively provided with a rotating shaft (8), two pivot (8) are used for the inside mounting groove block of two support columns (4) to connect respectively, the outside surface of pivot (8) and the inside butt of mounting groove.

5. The multi-curve teaching model as claimed in claim 1, wherein: the plane flange (5) at the bottom of the main body (2) is not contacted with the base (1).

Images