CN214098856U - Rotating hyperboloid demonstration structure - Google Patents
Rotating hyperboloid demonstration structure Download PDFInfo
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- CN214098856U CN214098856U CN202022794561.7U CN202022794561U CN214098856U CN 214098856 U CN214098856 U CN 214098856U CN 202022794561 U CN202022794561 U CN 202022794561U CN 214098856 U CN214098856 U CN 214098856U
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- hyperboloid
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Abstract
The utility model discloses a rotatory hyperboloid demonstration structure, comprising a base plate, the bottom plate upper surface passes through the fixing base and rotates the central connection bracing piece, the fixing base top is provided with the carousel, carousel central point puts fixed connection bearing, the hole position on carousel surface is pegged graft and is had universal nylon cover, the carousel top is provided with the spacing board, it has the stainless steel pole to go up the hole department grafting on spacing board surface, the grafting end of stainless steel pole runs through the spacing board. The utility model discloses a visitor rotates the carousel, and it is rotatory to drive the stainless steel pole of the inside grafting of universal nylon cover, and the contrast observation surface is by the change of sharp to the curved surface, understands hyperboloid stroke process directly perceived, and this exhibit application stainless steel pole one end bulb realizes universal rotation at universal nylon ball cover internal rotation, and the little durable wear of frictional force improves visitor's learning efficiency and enthusiasm greatly, improves the result of use, is favorable to using widely on a large scale.
Description
Technical Field
The utility model relates to a model technical field is used in the teaching, specifically is a rotatory hyperboloid demonstration structure.
Background
A hyperboloid is a surface generated by rotating a hyperboloid around its axis of symmetry. The hyperboloid is a quadric surface, and is divided into a single-sheet hyperboloid, a double-sheet hyperboloid and a rotating hyperboloid. In reality, the cooling tower structure of many power plants is hyperboloid. The space curved surface formed by hyperbola is an abstract problem for many people, and the knowledge of the forming process of the space curved surface is very necessary for the formation of the student space concept and the analysis of the curved surface equation.
The model is an object (the object is not equal to an object, is not limited to a solid body and a virtual body, and is not limited to a plane and a solid body) which forms an expression purpose for objectively describing a morphological structure through subjective consciousness by means of a solid body or a virtual body. Any object is defined as a model in the research and development process before the commodity, and when the model and the specification are defined and matched with corresponding prices, the model is presented in a commodity form.
However, the existing various curve teaching models have the following disadvantages when in use:
most of the teaching at present is abstract teaching, and a more practical operating instrument which can deepen the hyperboloid understanding by students in hands and operation practices is lacked, so that the teaching instrument is not beneficial to the students to understand and learn the hyperboloid, and the learning efficiency and enthusiasm are reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a rotatory hyperboloid demonstration structure to solve the most abstract teaching that also is of present teaching who proposes in the above-mentioned background art, lacked a more practical, can let the student in person manual operation practice deepen the operating instrument who understands the hyperboloid, be unfavorable for the student to understand and study the hyperboloid, reduce the efficiency of study and the problem of enthusiasm.
In order to solve the technical problem, the utility model provides a following technical scheme: a rotating hyperboloid demonstration structure comprises a bottom plate, wherein the upper surface of the bottom plate is rotatably connected with a central supporting rod through a first fixing seat, a turntable is arranged above the first fixing seat, a fixed connecting bearing is arranged at the center of the turntable, a universal nylon sleeve is inserted in a hole position on the surface of the turntable, an upper limiting plate is arranged above the turntable, a stainless steel rod is inserted in a hole on the surface of the upper limiting plate, an inserting end of the stainless steel rod penetrates through the upper limiting plate, the turntable is rotated by a visitor to drive the stainless steel rod inserted in the universal nylon sleeve to rotate, the hyperboloid stroke process is visually known by comparing the change of an observation surface from a straight line to a curved surface, a ball head at one end of the stainless steel rod rotates in the universal nylon ball sleeve, universal rotation is realized, the friction force is small and durable, the learning efficiency and the enthusiasm of the visitor are greatly improved, and the use effect, is favorable for large-scale popularization and use.
Further, the center support pole runs through the bearing, and the center support pole passes through the bearing and is connected with the carousel rotation, provides the holding power through the center support pole, and the carousel passes through the bearing and uses the center support pole as the axle center rotation to effectual change is pegged graft at the inclination of the inside stainless steel pole of universal nylon cover, and more audio-visual shows curved variation process.
Furthermore, go up spacing board surface intermediate position fixed connection second fixing base, second fixing base fixed connection makes things convenient for fixed connection in central bracing pole top position through the second fixing base on spacing board surface on the central bracing pole top, and central bracing pole top and bottom are connected with spacing board and bottom plate on respectively, play fine supporting role.
Further, the end that runs through of stainless steel pole is pegged graft inside universal nylon cover, stainless steel pole and universal nylon cover are a plurality of, and the one-to-one, according to the needs of teaching, relative central support pole rotates the carousel, and the universal nylon cover on carousel surface drives to peg graft and carries out the change of position at the stainless steel pole that corresponds the position, and the more audio-visual observation curve changes, improves the efficiency and the enthusiasm of study.
Furthermore, the top end of the stainless steel rod protrudes out of the surface of the upper limiting plate, and the protruding end of the stainless steel rod is sleeved with a handle ball, so that the stainless steel rod can be conveniently held through the handle ball.
Furthermore, the turntable is located above the bottom plate, and the diameter of the turntable is smaller than that of the bottom plate.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is:
1. the hyperboloid model demonstration instrument is simple in structure, mainly comprises a central support rod, a rotary table and a stainless steel rod inserted in a universal nylon sleeve, is time-saving and labor-saving in the assembling process, and is convenient to produce and mount;
2. the universal nylon sleeve is inserted in the hole position on the surface of the rotary table, the insertion end of the stainless steel rod penetrates through the upper limiting plate, the penetration end of the stainless steel rod is inserted in the universal nylon sleeve, a visitor rotates the rotary table to drive the stainless steel rod to rotate, the change of the observation surface from a straight line to a curved surface is contrasted, the process of the travel of the double curved surface is intuitively known, and the knowledge of the double curved surface is deepened;
3. this exhibit application stainless steel pole one end bulb realizes universal rotation in universal nylon ball cover internal rotation, and frictional force is little and durable wear-resisting, and long service life has reduced the maintenance cost in later stage.
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 a schematic view of the connection structure of the bottom plate and the upper limiting plate of the present invention;
FIG. 3 is a schematic view of the connection structure of the stainless steel rod and the central support rod of the present invention;
in the figure: 1. a base plate; 2. a turntable; 3. a stainless steel rod; 4. an upper limiting plate; 5. a handle ball; 6. a central support rod; 7. A bearing; 8. a universal nylon sleeve; 9. a first fixed seat.
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. 1-3, the present invention provides a technical solution: the utility model provides a rotatory hyperboloid demonstration structure, includes bottom plate 1, connection center support pole 6 is rotated through first fixing base 9 to bottom plate 1 upper surface, first fixing base 9 top is provided with carousel 2, 2 central points on carousel put fixed connection bearing 7, the hole position on 2 surfaces on carousel is pegged graft and is had universal nylon cover 8, 2 tops on carousel are provided with limiting plate 4, it has stainless steel pole 3 to peg graft to go up the hole department on 4 surfaces on limiting plate, stainless steel pole 3's grafting end runs through limiting plate 4, rotates carousel 2 through the visitor, drives the stainless steel pole 3 of 8 inside pegs graft of universal nylon cover rotatory, and contrast observation surface is by the change of straight line to curved surface, and understanding hyperboloid stroke process directly perceived, this showpiece application utilizes
The ball head at one end of the stainless steel rod 3 rotates in the universal nylon ball sleeve 8, so that universal rotation is realized, friction is low, durability and wear resistance are realized, the learning efficiency and the enthusiasm of visitors are greatly improved, the using effect is improved, and the large-scale popularization and use are facilitated.
The center support rod 6 runs through the bearing 7, the center support rod 6 is rotatably connected with the rotary table 2 through the bearing 7, supporting force is provided through the center support rod 6, the rotary table 2 rotates by taking the center support rod 6 as an axis through the bearing 7, and therefore the inclination angle of the stainless steel rod 3 inserted into the universal nylon sleeve 8 is effectively changed, and the curve change process is displayed more visually.
Go up 4 surperficial intermediate positions fixed connection second fixing bases of spacing board, second fixing base fixed connection is on 6 tops of center support pole, through the second fixing base 9 on 4 surperficial spacing boards, makes things convenient for fixed connection to put on 6 tops of center support pole, and 6 tops of center support pole and bottom are connected with spacing board 4 and bottom plate 1 respectively, play fine supporting role.
The top end of the stainless steel rod 3 protrudes out of the surface of the upper limiting plate 4, the protruding end of the stainless steel rod 3 is sleeved with a handle ball 5, and the stainless steel rod 3 is conveniently held through the handle ball 5. The turntable 2 is positioned above the bottom plate 1, and the diameter of the turntable 2 is smaller than that of the bottom plate 1.
The utility model discloses a theory of operation: the top end and the bottom end of the central support rod 6 are respectively connected with the upper limiting plate 4 and the bottom plate 1, so that a good supporting effect is achieved; the center of the rotary table 2 is fixedly connected with a bearing 7 and is rotationally connected with a central support rod 6 through the bearing 7, a universal nylon sleeve 8 is inserted in a hole position on the surface of the rotary table 2, a stainless steel rod 3 is inserted in a hole position on the surface of an upper limit plate 4, an insertion end of the stainless steel rod 3 penetrates through the upper limit plate 4, a penetration end of the stainless steel rod 3 is inserted in the universal nylon sleeve 8, the stainless steel rod 3 and the universal nylon sleeve 8 are respectively provided with a plurality of stainless steel rods and correspond to each other one by one, the rotary table 2 is rotated by a visitor to drive the stainless steel rod 3 inserted in the universal nylon sleeve 8 to rotate, the change of an observation surface from a straight line to a curved surface is contrasted, the travel process of the hyperboloid is intuitively known, a ball head at one end of the stainless steel rod 3 rotates in the universal nylon ball sleeve 8 to realize universal rotation, the friction force is small and durable, the learning efficiency and the enth, is favorable for large-scale popularization and 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 (6)
1. A rotating hyperboloid demonstration structure is characterized in that: including bottom plate (1), bottom plate (1) upper surface rotates joint center bracing piece (6) through first fixing base (9), first fixing base (9) top is provided with carousel (2), carousel (2) central point puts fixed connection bearing (7), the hole position on carousel (2) surface is pegged graft and is had universal nylon cover (8), carousel (2) top is provided with upper limiting plate (4), the hole department on upper limiting plate (4) surface is pegged graft and is had stainless steel pole (3), spacing plate (4) are gone through to the grafting end of stainless steel pole (3).
2. A hyperboloid of revolution demonstration structure according to claim 1 further characterised in that: the central support rod (6) penetrates through the bearing (7), and the central support rod (6) is rotatably connected with the turntable (2) through the bearing (7).
3. A hyperboloid of revolution demonstration structure according to claim 1 further characterised in that: the middle position of the surface of the upper limiting plate (4) is fixedly connected with a second fixing seat, and the second fixing seat is fixedly connected to the top end of the central support rod (6).
4. A hyperboloid of revolution demonstration structure according to claim 1 further characterised in that: the stainless steel rod (3) penetrates through the end to be inserted into the universal nylon sleeve (8), and the stainless steel rod (3) and the universal nylon sleeve (8) are both in a plurality and are in one-to-one correspondence.
5. A hyperboloid of revolution demonstration structure according to claim 1 further characterised in that: the top end of the stainless steel rod (3) protrudes out of the surface of the upper limiting plate (4), and the protruding end of the stainless steel rod (3) is sleeved with a handle ball (5).
6. A hyperboloid of revolution demonstration structure according to claim 1 further characterised in that: the rotary table (2) is positioned above the bottom plate (1), and the diameter of the rotary table (2) is smaller than that of the bottom plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022794561.7U CN214098856U (en) | 2020-11-27 | 2020-11-27 | Rotating hyperboloid demonstration structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022794561.7U CN214098856U (en) | 2020-11-27 | 2020-11-27 | Rotating hyperboloid demonstration structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214098856U true CN214098856U (en) | 2021-08-31 |
Family
ID=77453468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022794561.7U Active CN214098856U (en) | 2020-11-27 | 2020-11-27 | Rotating hyperboloid demonstration structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214098856U (en) |
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2020
- 2020-11-27 CN CN202022794561.7U patent/CN214098856U/en active Active
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