CN208488878U - A kind of Junior Mathematics geometry teaching apparatus - Google Patents
A kind of Junior Mathematics geometry teaching apparatus Download PDFInfo
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- CN208488878U CN208488878U CN201820414733.3U CN201820414733U CN208488878U CN 208488878 U CN208488878 U CN 208488878U CN 201820414733 U CN201820414733 U CN 201820414733U CN 208488878 U CN208488878 U CN 208488878U
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- ruler
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- nut
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- 230000006872 improvement Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 7
- 230000004069 differentiation Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 5
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Abstract
The utility model relates to teaching aid technical field more particularly to a kind of Junior Mathematics geometry teaching apparatus, comprising: teaching aid ontology, ruler, sliding slot, ruler scale, angle scale, slide-bar, angle value, screw rod, nut, through-hole；The teaching aid ontology is made of four rulers, four angle scales and four slide-bars；The centre of the ruler is provided with sliding slot；The straightedge surface is provided with ruler scale；The angle panel surface is provided with angle value；The angle scale is provided centrally with through-hole；The utility model through the above structure on improvement, it is easy to carry with reasonable in design, it is easy to operate flexibly, it is vdiverse in function, various triangles and quadrangle are demonstrated, the intuitive relationship embodied between angle and side length is imparted knowledge to students lively, better training student beats one's brains and observation ability, stimulating students ' interests are easy to receive the advantages of understanding, thus the problem of effective solution existing apparatus and deficiency.
Description
Technical field
The utility model relates to teaching aid technical field more particularly to a kind of Junior Mathematics geometry teaching apparatus.
Background technique
In mathematics studying, plane geometry occupies highly important status, and triangle and quadrangle are then geometry
In important content, geometrical issues are not only the emphasis of Junior Mathematics, and having arrived senior middle school is also to account for sizable specific gravity, in knowledge
Appearance is incremental, so centainly accomplishing fluently the foundation of geometry in junior middle school.
However during current Junior Mathematics geometry teaching, need to sign in the geometric figure of demonstration on blackboard, then right
Blackboard explained to classmate, this teaching method drawing course is cumbersome, more stiff, and not vivid enough, being easy, which generates student, detests
It is tired, it is difficult to carry out it more deep understanding.
Utility model content
The purpose of this utility model is to provide a kind of Junior Mathematics geometry teaching apparatus, to solve in above-mentioned background technique
The drawing of proposition is cumbersome, not vivid enough, the problem and deficiency of teaching efficiency difference.
The purpose of this utility model and effect are reached by technical solution in detail below:
A kind of Junior Mathematics geometry teaching apparatus, comprising: teaching aid ontology, ruler, sliding slot, ruler scale, angle scale, cunning
Axis, angle value, screw rod, nut, through-hole；The teaching aid ontology is made of four rulers, four angle scales and four slide-bars；It is described
The centre of ruler is provided with sliding slot；The straightedge surface is provided with ruler scale；The angle panel surface is provided with angle value；Institute
That states angle scale is provided centrally with through-hole；The angle scale is arranged on the upside of two connected rulers, and angle scale and two phases
Ruler even is connected by slide-bar；The slide-bar is made of screw rod and nut, and screw rod is threadedly connected with nut
It connects.
As advanced optimizing for the technical program, sliding slot described in a kind of Junior Mathematics geometry teaching apparatus of the utility model
Resemblance be oblong, and slide-bar moves in sliding slot.
As advanced optimizing for the technical program, angle described in a kind of Junior Mathematics geometry teaching apparatus of the utility model
The resemblance of disk is circle, and angle panel surface is provided with 0 ° -360 ° of angle value.
As advanced optimizing for the technical program, slide-bar described in a kind of Junior Mathematics geometry teaching apparatus of the utility model
Two connected rulers are fixed by forming with externally threaded screw rod and tapped nut, and by screw rod and nut.
As advanced optimizing for the technical program, through-hole described in a kind of Junior Mathematics geometry teaching apparatus of the utility model
Resemblance be circle, and the size of through-hole matches with the size of slide-bar.
As advanced optimizing for the technical program, nut described in a kind of Junior Mathematics geometry teaching apparatus of the utility model
For circle wing wing nut.
Due to the application of the above technical scheme, the utility model has the advantage that compared with prior art
1, the utility model passes through the resemblance of sliding slot as oblong, and the setting that slide-bar moves in sliding slot, makes to teach
Tool realizes the differentiation of various triangles and quadrangle.
2, the resemblance that the utility model passes through angle scale is circle, and angle panel surface is provided with 0 ° -360 ° of angle
The setting of angle value, convenient for observing the angle degree that adjacent both sides are formed.
3, the utility model by slide-bar by being formed with externally threaded screw rod and tapped nut, and by screw rod and
Nut fixes the setting of two connected rulers, makes angle scale and ruler detachable connection.
4, the utility model through the above structure on improvement, have reasonable in design, easy to carry, spirit easy to operate
It is living, it is vdiverse in function, various triangles and quadrangle are demonstrated, the intuitive relationship embodied between angle and side length is imparted knowledge to students lively living
It sprinkles, better training student beats one's brains and observation ability, stimulating students ' interests, is easy to receive the advantages of understanding, to effectively solve
Determined existing apparatus the problem of and deficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the ruler structural schematic diagram of the utility model；
Fig. 3 is the angle scale structural schematic diagram of the utility model；
Fig. 4 is the trapezium structure schematic diagram of the differentiation of the utility model；
Fig. 5 is the diamond structure schematic diagram of the differentiation of the utility model；
Fig. 6 is the triangular structure schematic diagram of the differentiation of the utility model；
Fig. 7 is the similar triangles structural schematic diagram of the differentiation of the utility model.
In figure: teaching aid ontology 1, ruler 2, sliding slot 3, ruler scale 4, angle scale 5, slide-bar 6, angle value 7, screw rod 8, nut
9, through-hole 10.
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 to Fig. 7 is please referred to, the utility model provides a kind of Junior Mathematics geometry teaching apparatus technical solution:
A kind of Junior Mathematics geometry teaching apparatus, comprising: teaching aid ontology 1, ruler 2, sliding slot 3, ruler scale 4, angle scale
5, slide-bar 6, angle value 7, screw rod 8, nut 9, through-hole 10；Teaching aid ontology 1 is by four rulers, 2, four angle scales 5 and four slide-bars
6 are constituted；The centre of ruler 2 is provided with sliding slot 3；2 surface of ruler is provided with ruler scale 4；5 surface of angle scale is provided with angle value
7；Angle scale 5 is provided centrally with through-hole 10；Two connected 2 upsides of ruler, and angle scale 5 and two are arranged in angle scale 5
Connected ruler 2 is connected by slide-bar 6；Slide-bar 6 is made of screw rod 8 and nut 9, and screw rod 8 and nut 9 are threadedly
It is connected.
Specifically, the resemblance of sliding slot 3 is oblong, and slide-bar 6 moves in sliding slot 3, and teaching aid is made to realize various three
Angular and quadrangle differentiation.
Specifically, the resemblance of angle scale 5 is circle, and 5 surface of angle scale is provided with 0 ° -360 ° of angle value, just
In the angle degree for observing adjacent both sides formation.
Specifically, slide-bar 6 is with externally threaded screw rod 8 and tapped nut 9 by forming, and pass through screw rod 8 and nut 9
Two connected rulers 2 are fixed, angle scale 5 and 2 detachable connection of ruler are made.
Specifically, the resemblance of through-hole 10 is circle, and the size of through-hole 10 matches with the size of slide-bar 6, fixed
Angle scale 5.
Specifically, nut 9 is circle wing wing nut, it is easily installed disassembly, it is easy to operate flexible.
Specifically used method and effect:
When using the device, position of the slide-bar 6 on sliding slot 3 is adjusted by nut 9, can develop out parallelogram,
Rectangle, diamond shape, square, isosceles trapezoid and triangle definition, property and judgement and they between by generally to special
Relationship, this process can also make student's voluntarily exploratory development by teacher's explaining illustration, more intuitive convenient for student, more clear
The clear several rules understood between the geometric figures such as parallelogram, isosceles trapezoid, while the upper surface of ruler 2 and angle scale 5
There is scale value, can more intuitively explain the relationship between Junior High School Geometry theorem, such as the angle and side length of similar triangles,
It imparts knowledge to students lively, better training student beats one's brains and observation ability, stimulating students ' interests, is easy to receive understanding.
It should be noted that the standardized element that uses of the utility model can commercially, shaped piece according to
Specification and attached drawing record can carry out customized, and the specific connection type of each part is all made of mature in the prior art
The conventional means such as bolt, rivet, welding, mechanical, part and equipment is all made of in the prior art, conventional model, inventor
This will not be detailed here.
In summary: a kind of Junior Mathematics geometry teaching apparatus is oblong by the resemblance of sliding slot, and slide-bar
The setting moved in sliding slot makes teaching aid realize the differentiation of various triangles and quadrangle；It is by the resemblance of angle scale
Circle, and angle panel surface is provided with the setting of 0 ° -360 ° of angle value, convenient for observing the angle degree that adjacent both sides are formed；
By slide-bar by being formed with externally threaded screw rod and tapped nut, and by screw rod and nut fix two it is connected straight
The setting of ruler makes angle scale and ruler detachable connection；Improvement on through the above structure, have it is reasonable in design,
It is easy to carry, it is easy to operate flexibly, it is vdiverse in function, demonstrate various triangles and quadrangle, it is intuitive embody angle and side length it
Between relationship, impart knowledge to students it is lively, better training student beats one's brains and observation ability, stimulating students ' interests, is easy to receive understanding
The advantages of, thus the problem of effective solution existing apparatus and deficiency.
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 (6)
1. a kind of Junior Mathematics geometry teaching apparatus, comprising: teaching aid ontology (1), ruler (2), sliding slot (3), ruler scale (4),
Angle scale (5), slide-bar (6), angle value (7), screw rod (8), nut (9), through-hole (10)；It is characterized by: the teaching aid ontology
(1) it is made of four rulers (2), four angle scales (5) and four slide-bars (6)；The centre of the ruler (2) is provided with sliding slot
(3)；Ruler (2) surface is provided with ruler scale (4)；Angle scale (5) surface is provided with angle value (7)；The angle
Scale (5) is provided centrally with through-hole (10)；The angle scale (5) is arranged on the upside of two connected rulers (2), and angle scale
(5) it is connected with two rulers being connected (2) by slide-bar (6)；The slide-bar (6) is made of screw rod (8) and nut (9), and
Screw rod (8) is threadedly connected with nut (9).
2. a kind of Junior Mathematics geometry teaching apparatus according to claim 1, it is characterised in that: outside the sliding slot (3)
Shape feature is oblong, and slide-bar (6) moves in sliding slot (3).
3. a kind of Junior Mathematics geometry teaching apparatus according to claim 1, it is characterised in that: the angle scale (5)
Resemblance is circle, and angle scale (5) surface is provided with 0 ° -360 ° of angle value.
4. a kind of Junior Mathematics geometry teaching apparatus according to claim 1, it is characterised in that: the slide-bar (6) is by band
Externally threaded screw rod (8) and tapped nut (9) composition, and by screw rod (8) and nut (9) fix two it is connected straight
Ruler (2).
5. a kind of Junior Mathematics geometry teaching apparatus according to claim 1, it is characterised in that: outside the through-hole (10)
Shape feature is circle, and the size of through-hole (10) matches with the size of slide-bar (6).
6. a kind of Junior Mathematics geometry teaching apparatus according to claim 1, it is characterised in that: the nut (9) is circle
Wing wing nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820414733.3U CN208488878U (en) | 2018-03-25 | 2018-03-25 | A kind of Junior Mathematics geometry teaching apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820414733.3U CN208488878U (en) | 2018-03-25 | 2018-03-25 | A kind of Junior Mathematics geometry teaching apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208488878U true CN208488878U (en) | 2019-02-12 |
Family
ID=65255163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820414733.3U Expired - Fee Related CN208488878U (en) | 2018-03-25 | 2018-03-25 | A kind of Junior Mathematics geometry teaching apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208488878U (en) |
-
2018
- 2018-03-25 CN CN201820414733.3U patent/CN208488878U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190212 |