CN209111823U - A kind of mathematical education Multifunctional teaching aid - Google Patents
A kind of mathematical education Multifunctional teaching aid Download PDFInfo
- Publication number
- CN209111823U CN209111823U CN201821648653.0U CN201821648653U CN209111823U CN 209111823 U CN209111823 U CN 209111823U CN 201821648653 U CN201821648653 U CN 201821648653U CN 209111823 U CN209111823 U CN 209111823U
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- CN
- China
- Prior art keywords
- scale
- auxiliary scale
- teaching aid
- rod
- pull rod
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Abstract
The utility model discloses a kind of mathematical education Multifunctional teaching aids, including main scale and auxiliary scale, accommodating groove is offered on the side wall of the main scale side, the auxiliary scale is located in accommodating groove, the side wall of described auxiliary scale one end is equipped with center inserted link, the main scale offers and the mutually matched jack of center inserted link on the side wall of auxiliary scale side, the main scale offers installing port on the side wall of auxiliary scale side, the inside of the installing port is equipped with top spring, and the top spring is equipped with fixed block close to one end of auxiliary scale.The utility model by mathematics teaching aid set square and compasses carried out modular design, so that a teaching aid both can be used as set square use, also it can be used as compasses use, it is convenient for carrying and improves the flexibility of teaching aid, it provides convenience to faculty, its angle is capable of fixing after adjustment when using as set square, and the quantity by designing fixing groove can carry out echelon adjusting to angle, simple and convenient.
Description
Technical field
The utility model relates to mathematics teaching aid technical field more particularly to a kind of mathematical education Multifunctional teaching aids.
Background technique
Teaching aid is the material object to propagate science and technology, the artificial purpose of education, is complete sci-tech mass media, is teenager's scientific and technological activities
In indispensable equipment.Teaching aid in scientific and technological activities has object visual and duplicate teaching aid.Specifically have from nature
Sample or sample, such as biological sample, mineral sample, fossil, rock and the rare animal sample in education of science and technology activity.
Teaching aid can also be divided into demonstration and use with practice with two kinds.
Be frequently necessary to use set square and compasses when middle-school mathematics teaching, existing set square and compasses general requirements compared with
Greatly, and the two is relatively complicated when in use, inconvenient, while it is extremely inconvenient to carry two teaching aids, and occupied space is larger,
Puzzlement is caused to faculty, needs to make improvements this.
Utility model content
When being used purpose of the utility model is to solve the set square of middle school mathematics teaching aid in the prior art and compasses
Relatively complicated problem, and a kind of mathematical education Multifunctional teaching aid proposed.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of mathematical education Multifunctional teaching aid, including main scale and auxiliary scale offer receipts on the side wall of the main scale side
Receive slot, the auxiliary scale is located in accommodating groove, and the side wall of described auxiliary scale one end is equipped with center inserted link, and the main scale is close to auxiliary scale one
It is offered on the side wall of side and offers peace on the side wall of auxiliary scale side with the mutually matched jack of center inserted link, the main scale
Mouth is filled, the inside of the installing port is equipped with top spring, and the top spring is equipped with fixed block close to one end of auxiliary scale, in the auxiliary scale etc.
Distance offers the multiple and mutually matched fixing groove of fixed block, is additionally provided with and the mutually matched control of fixed block on the main scale
Mechanism.
Preferably, the control mechanism includes control-rod, miniature gears and pull rod, and the control-rod is fixedly connected on fixation
The one end of block far from auxiliary scale, the inside of the main scale offer gear cavity, and miniature gears are installed in the inside of the gear cavity, described
Pull rod is inserted on the lateral wall of main scale, and pull rod extends in gear cavity, the pull rod is equipped with far from one end of gear cavity and draws
Block offers and the intermeshing tooth socket of miniature gears on the pull rod and control-rod.
Preferably, the control-rod and pull rod are mutually perpendicular to, and the control-rod is located at side of the miniature gears far from pulling block,
The pull rod is located at side of the miniature gears far from fixed block, and the miniature gears are oval stud wheel, and control-rod and pull rod
It is not in contact with each other.
Preferably, the center inserted link is equipped with clamp far from one end of auxiliary scale, and the inside of jack is equipped with mutual with clamp
The bayonet of cooperation.
Preferably, the auxiliary scale far from center inserted link one end be equipped with center of circle needle, the main scale far from center inserted link one
End offers chalk jack.
Preferably, two sides of the fixed block far from top spring one end fall to be equipped with oblique angle.
Compared with prior art, the utility model has the beneficial effects that:
1, the utility model by mathematics teaching aid set square and compasses carried out modular design so that a teaching aid was both
It can be used as set square use, also can be used as compasses use, be convenient for carrying and improve the flexibility of teaching aid, mentioned to faculty
Convenience is supplied；
2, its angle is capable of fixing after adjustment when using as set square, and the quantity by designing fixing groove can be to angle
Echelon adjusting is carried out, while adjusting method is simple and convenient, improves usage experience.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of mathematical education Multifunctional teaching aid positive structure schematic；
Fig. 2 be the utility model proposes a kind of mathematical education Multifunctional teaching aid top view；
Fig. 3 be the utility model proposes a kind of mathematical education Multifunctional teaching aid left side structure schematic diagram；
Fig. 4 be the utility model proposes a kind of mathematical education Multifunctional teaching aid part A structure enlarged drawing.
In figure: 1 main scale, 2 accommodating grooves, 3 auxiliary scales, 4 center inserted links, 5 center of circle needles, 6 installing ports, 7 fixed blocks, 8 clamps, 9 micro-
Type gear, 10 control-rods, 11 pull rods, 12 pulling blocks.
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.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-4, a kind of mathematical education Multifunctional teaching aid, including main scale 1 and auxiliary scale 3, on the side wall of 1 side of main scale
Accommodating groove 2 is offered, auxiliary scale 3 is located in accommodating groove 2, and auxiliary scale 3 can be withdrawn in accommodating groove 2, be convenient for carrying, 3 one end of auxiliary scale
Side wall is equipped with center inserted link 4, and main scale 1 offers mutually matched slotting with center inserted link 4 on the side wall of 3 side of auxiliary scale
Hole, center inserted link 4 far from auxiliary scale 3 one end be equipped with clamp 8, and the inside of jack be equipped with the mutually matched bayonet of clamp 8,
When production and installation, center inserted link 4 is forcibly inserted into jack, clamp, which is squeezed into bayonet, can be completed consolidating to center inserted link 4
Fixed, auxiliary scale 3 can rotate on main scale 1, and auxiliary scale 3 is equipped with center of circle needle 5 far from one end of center inserted link 4, and main scale 1 is inserted far from center
One end of bar 4 offers chalk jack, plugs chalk in chalk jack, and center of circle needle 5 can be cooperated to draw circle.
Main scale 1 offers installing port 6 on the side wall of 3 side of auxiliary scale, and the inside of installing port 6 is equipped with top spring, pushes up spring
Be equipped with fixed block 7 close to one end of auxiliary scale 3, in auxiliary scale 3 it is equidistant offer it is multiple with the mutually matched fixing groove of fixed block 7,
Oblique angle is fallen to be equipped in two sides of the fixed block 7 far from top spring one end, and top spring pushes fixed block 7, can steadily block
The angle of auxiliary scale 3 is fixed in fixing groove, facilitates fixed block 7 to enter fixing groove in the end bevelling of fixed block 7, makes
Used time is more stable.
Be additionally provided on main scale 1 with the mutually matched control mechanism of fixed block 7, control mechanism includes control-rod 10, miniature tooth
Wheel 9 and pull rod 11, control-rod 10 are fixedly connected on the one end of fixed block 7 far from auxiliary scale 3, and the inside of main scale 1 offers gear cavity,
Miniature gears 9 are installed in the inside of gear cavity, are inserted with pull rod 11 on the lateral wall of main scale 1, and pull rod 11 extends in gear cavity,
Pull rod 11 is equipped with pulling block 12 far from one end of gear cavity, offers on pull rod 11 and control-rod 10 and mutually nibbles with miniature gears 9
The tooth socket of conjunction, control-rod 10 and pull rod 11 are mutually perpendicular to, and control-rod 10 is located at side of the miniature gears 9 far from pulling block 12, pull rod
11 are located at side of the miniature gears 9 far from fixed block 7, and miniature gears 9 are oval stud wheel, and control-rod 10 and pull rod 11 are mutual not
Contact pulls pull rod 11 control-rod 10 can be driven to move up by miniature gears 9, and fixed block 7 exits fixing groove, Ji Kexuan
Turn auxiliary scale 3, fixed block 7, which enters in another fixing groove, angle is fixed, and realize and adjust to the multistage of angle.
The working principle of the utility model are as follows: when needing using the present apparatus as set square in use, pulling pulling block 12, pull rod
11 drive miniature gears 9 to rotate, and control-rod 10 is moved up, and fixed block 7 is drawn out fixing groove, can rotate auxiliary scale 3,
The multiple and mutually matched fixing groove of fixed block 7 is offered due to equidistant in auxiliary scale 3, the angle of auxiliary scale 3 can be carried out
Multistage is fixed, and main scale 1 and auxiliary scale 3 form certain angle, facilitate drawing, similarly, need to use the present apparatus as compasses
When, chalk is plugged in the end of main scale 1, cooperation center of circle needle 5 can draw circle.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein, and should not treat any reference in the claims as limiting
Related claim.In addition, it should be understood that although this specification is described in terms of embodiments, but not each reality
It applies mode only to contain an independent technical solution, this description of the specification is merely for the sake of clarity, this field skill
Art personnel should consider the specification as a whole, and the technical solutions in the various embodiments may also be suitably combined, form ability
The other embodiments that field technique personnel are understood that.
Claims (6)
1. a kind of mathematical education Multifunctional teaching aid, including main scale (1) and auxiliary scale (3), it is characterised in that: the main scale (1) one
It is offered on the side wall of side accommodating groove (2), the auxiliary scale (3) is located in accommodating groove (2), on the side wall of described auxiliary scale (3) one end
Equipped with center inserted link (4), the main scale (1) offers on the side wall of auxiliary scale (3) side to be cooperated with center inserted link (4)
Jack, the main scale (1) close to auxiliary scale (3) side side wall on offer installing port (6), the inside of the installing port (6)
Top spring is installed, the top spring is equipped with fixed block (7) close to one end of auxiliary scale (3), on the auxiliary scale (3) it is equidistant offer it is more
It is a with fixed block (7) mutually matched fixing groove, be additionally provided on the main scale (1) and fixed block (7) mutually matched control machine
Structure.
2. a kind of mathematical education Multifunctional teaching aid according to claim 1, it is characterised in that: the control mechanism includes
Control-rod (10), miniature gears (9) and pull rod (11), the control-rod (10) are fixedly connected on fixed block (7) far from auxiliary scale (3)
One end, the inside of the main scale (1) offers gear cavity, and miniature gears (9) are installed in the inside of the gear cavity, the main scale
(1) it is inserted on lateral wall pull rod (11), and pull rod (11) extends in gear cavity, the pull rod (11) is far from gear cavity
One end is equipped with pulling block (12), offers on the pull rod (11) and control-rod (10) and miniature gears (9) intermeshing tooth
Slot.
3. a kind of mathematical education Multifunctional teaching aid according to claim 2, it is characterised in that: the control-rod (10) and
Pull rod (11) is mutually perpendicular to, and the control-rod (10) is located at the side of miniature gears (9) far from pulling block (12), the pull rod (11)
Positioned at miniature gears (9) far from fixed block (7) side, the miniature gears (9) be oval stud wheel, and control-rod (10) and
Pull rod (11) is not in contact with each other.
4. a kind of mathematical education Multifunctional teaching aid according to claim 1, it is characterised in that: the center inserted link (4)
One end far from auxiliary scale (3) is equipped with clamp (8), and the inside of jack is equipped with and clamp (8) mutually matched bayonet.
5. a kind of mathematical education Multifunctional teaching aid according to claim 1, it is characterised in that: the auxiliary scale (3) is separate
One end of center inserted link (4) is equipped with center of circle needle (5), and the main scale (1) offers chalk far from the one end of center inserted link (4) and inserts
Hole.
6. a kind of mathematical education Multifunctional teaching aid according to claim 1, it is characterised in that: the fixed block (7) is remote
It falls to be equipped with oblique angle in two sides from top spring one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821648653.0U CN209111823U (en) | 2018-10-11 | 2018-10-11 | A kind of mathematical education Multifunctional teaching aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821648653.0U CN209111823U (en) | 2018-10-11 | 2018-10-11 | A kind of mathematical education Multifunctional teaching aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209111823U true CN209111823U (en) | 2019-07-16 |
Family
ID=67200549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821648653.0U Expired - Fee Related CN209111823U (en) | 2018-10-11 | 2018-10-11 | A kind of mathematical education Multifunctional teaching aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209111823U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110341353A (en) * | 2019-07-30 | 2019-10-18 | 张丽云 | A kind of Geography drawing rule |
-
2018
- 2018-10-11 CN CN201821648653.0U patent/CN209111823U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110341353A (en) * | 2019-07-30 | 2019-10-18 | 张丽云 | A kind of Geography drawing rule |
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| 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: 20190716 Termination date: 20201011 |
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| CF01 | Termination of patent right due to non-payment of annual fee |