CN208232657U - A kind of mathematical education plotter - Google Patents
A kind of mathematical education plotter Download PDFInfo
- Publication number
- CN208232657U CN208232657U CN201820758023.2U CN201820758023U CN208232657U CN 208232657 U CN208232657 U CN 208232657U CN 201820758023 U CN201820758023 U CN 201820758023U CN 208232657 U CN208232657 U CN 208232657U
- Authority
- CN
- China
- Prior art keywords
- vernier
- annulus
- fixedly connected
- side wall
- mathematical education
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of mathematical education plotters, including scale plate, the leading flank lower left corner of the scale plate is fixedly connected with the first annulus, rotation is socketed with the second annulus in first annulus, the rear wall of second annulus is fixedly connected with positioning plate, strip through-hole is offered on the scale plate, vernier is slidably connected in strip through-hole, jack is offered on vernier, this mathematical education plotter structure is simple, by the way that vernier is added, the structures such as second spring and fixture block, mathematical education plotter clamping when folding can be made close, it is not easy to open, by the way that inserted link is added, the structures such as the first spring and mounting blocks, the writing implement that various models can be clamped carries out picture operation, position by adjusting vernier can draw the semicircle or circular arc of certain radius, operation can also be measured, the design method of folding can allow the mathematics Plotter of imparting knowledge to students is easily portable.
Description
Technical field
The utility model relates to mathematical education plotter field, specially a kind of mathematical education plotter.
Background technique
In mathematical education, teacher need to carry many teaching aids, such as set square, ruler and compasses, excessive religion upper class hour
It is very inconvenient when carrying teaching aid that tool makes teacher, and has many teaching aid length too long, and it is also very inconvenient to carry, and there are also some
Teaching aid is although foldable, but is unable to steady closure when folding, is easy the opening when carrying.
Utility model content
It is mentioned above in the background art to solve the purpose of this utility model is to provide a kind of mathematical education plotter
Problem.
To achieve the above object, the utility model provides the following technical solutions: a kind of mathematical education plotter, including scale
Plate, the leading flank lower left corner of the scale plate are fixedly connected with the first annulus, and rotation is socketed with the second annulus in the first annulus, the
The rear wall of two annulus is fixedly connected with positioning plate, and strip through-hole is offered on the scale plate, is slidably connected in strip through-hole
There is vernier, jack is offered on vernier, sliding plug has inserted link in jack, and the side wall of inserted link passes through the side of the first spring and vernier
Wall connection, inserted link are fixedly connected with mounting blocks far from one end of vernier, and the vernier is on one section of side wall on front side of scale plate
Screw thread is plugged with screw, and installation cavity is offered inside the positioning plate, and the roof of installation cavity offers opening, the right side of installation cavity
Wall sliding plug has l-shaped rod, and vertical one section of the upper end of l-shaped rod is fixedly connected with fixture block, and vertical one section of the side wall of l-shaped rod is logical
Several second springs are crossed to be fixedly connected with the left side wall of installation cavity.
Preferably, first spring is socketed in the outside of inserted link.
Preferably, the left side wall of the mounting blocks is fixedly connected to corresponding non-slipping block with the right side wall of vernier.
Preferably, the number of the second spring is no less than two.
Preferably, the lower left corner of the scale plate is overlapped always during rotation with the upper left corner of positioning plate.
Compared with prior art, the utility model has the beneficial effects that this mathematical education plotter structure is simple, by adding
Enter the structures such as vernier, second spring and fixture block, mathematical education plotter clamping when folding can be made close, be not easy to open,
Picture operation is carried out by the way that structures, the writing implements that various models can be clamped such as inserted link, the first spring and mounting blocks is added, is led to
The position for overregulating vernier can draw the semicircle or circular arc of certain radius, can also measure operation, the design side of folding
Formula can allow the mathematical education plotter easily portable.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is A structure enlargement diagram；
Fig. 3 is B structure enlarged diagram；
Fig. 4 is C-C cutaway view Amplified image.
In figure: scale plate 1, positioning plate 2, the first annulus 3, the second annulus 4, vernier 5, screw 6, inserted link 7, the first spring 8,
Mounting blocks 9, second spring 10, fixture block 11, l-shaped rod 12.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of mathematical education plotter, including scale plate
1, the leading flank lower left corner of scale plate 1 is fixedly connected with the first annulus 3, and rotation is socketed with the second annulus 4 in the first annulus 3, the
The rear wall of two annulus 4 is fixedly connected with positioning plate 2, and strip through-hole is offered on scale plate 1, is slidably connected in strip through-hole
Vernier 5 offers jack on vernier 5, and sliding plug has inserted link 7 in jack, and the side wall of inserted link 7 passes through the first spring 8 and vernier 5
Side wall connection, inserted link 7 is fixedly connected with mounting blocks 9 far from one end of vernier 5, and vernier 5 be in one section of side on front side of scale plate 1
Screw thread is plugged with screw 6 on wall, and installation cavity is offered inside positioning plate 2, and the roof of installation cavity offers opening, the right side of installation cavity
Side walls are plugged with l-shaped rod 12, and vertical one section of the upper end of l-shaped rod 12 is fixedly connected with fixture block 11, and vertical the one of l-shaped rod 12
The side wall of section is fixedly connected by several second springs 10 with the left side wall of installation cavity, and the first spring 8 is socketed in the outer of inserted link 7
The left side wall of side, mounting blocks 9 is fixedly connected to corresponding non-slipping block with the right side wall of vernier 5, and the number of second spring 10 is not
Less than two, the lower left corner of scale plate 1 is overlapped always during rotation with the upper left corner of positioning plate 2.
Working principle: the mathematical education plotter, which can be used as the teaching aids such as graduated scale, compasses in teaching, to be come using and rolling over
It is folded convenient, it is easy to carry about with one, the scale on scale plate 1 can measure, and pull mounting blocks 9 to the side far from vernier 5, can be with
The writing implements such as chalk are clamped between vernier 5 and mounting blocks 9, then can be adjusted by adjusting position of the vernier 5 on scale plate 1
The radius for saving drawn semicircle or circular arc, the position of the fixed vernier 5 of screw 6 can be used after completing by adjusting, and be prevented in drawing processes
The sliding of middle vernier 5 can draw the semicircle or circular arc of radii fixus centered on the lower left corner of scale plate 1, when needing to fold
When the mathematical education plotter, vernier 5 is pushed into installation cavity, fixture block 11 first moves downward, then sticks into jack, at this time the mathematics
Teaching plotter is stablized folding, and the setting of the first annulus 3 and the second annulus 4 can see the center of circle when drawing in order to teacher,
Prevent error.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of mathematical education plotter, including scale plate (1), it is characterised in that: the leading flank lower left corner of the scale plate (1)
It is fixedly connected with the first annulus (3), rotation is socketed with the second annulus (4) in the first annulus (3), the rear wall of the second annulus (4)
It is fixedly connected with positioning plate (2), offers strip through-hole on the scale plate (1), slidably connect vernier in strip through-hole
(5), jack is offered on vernier (5), there is inserted link (7) sliding plug in jack, the side wall of inserted link (7) passes through the first spring (8)
It is connect with the side wall of vernier (5), inserted link (7) is fixedly connected with mounting blocks (9) far from the one end of vernier (5), at the vernier (5)
Screw thread is plugged with screw (6) on one section of side wall on front side of scale plate (1), offers installation cavity inside the positioning plate (2), is pacified
The roof behaveing affectedly offers opening, and the right side wall sliding plug of installation cavity has l-shaped rod (12), vertical one section of l-shaped rod (12)
Upper end is fixedly connected with fixture block (11), and vertical one section of the side wall of l-shaped rod (12) passes through several second springs (10) and installation cavity
Left side wall be fixedly connected.
2. a kind of mathematical education plotter according to claim 1, it is characterised in that: first spring (8) is socketed in
The outside of inserted link (7).
3. a kind of mathematical education plotter according to claim 1, it is characterised in that: the left side wall of the mounting blocks (9)
Corresponding non-slipping block is fixedly connected to the right side wall of vernier (5).
4. a kind of mathematical education plotter according to claim 1, it is characterised in that: the number of the second spring (10)
No less than two.
5. a kind of mathematical education plotter according to claim 1, it is characterised in that: the lower left corner of the scale plate (1)
It is overlapped always during rotation with the upper left corner of positioning plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820758023.2U CN208232657U (en) | 2018-05-21 | 2018-05-21 | A kind of mathematical education plotter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820758023.2U CN208232657U (en) | 2018-05-21 | 2018-05-21 | A kind of mathematical education plotter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208232657U true CN208232657U (en) | 2018-12-14 |
Family
ID=64580204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820758023.2U Expired - Fee Related CN208232657U (en) | 2018-05-21 | 2018-05-21 | A kind of mathematical education plotter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208232657U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111775595A (en) * | 2020-07-09 | 2020-10-16 | 西安石油大学 | Multifunctional drawing rule |
| CN112028284A (en) * | 2020-09-06 | 2020-12-04 | 陈春妮 | Device and method for removing iodine in acid wastewater of tail washing system |
-
2018
- 2018-05-21 CN CN201820758023.2U patent/CN208232657U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111775595A (en) * | 2020-07-09 | 2020-10-16 | 西安石油大学 | Multifunctional drawing rule |
| CN112028284A (en) * | 2020-09-06 | 2020-12-04 | 陈春妮 | Device and method for removing iodine in acid wastewater of tail washing system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181214 Termination date: 20190521 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |