CN206259076U - Mathematical Modeling demonstration teaching aid - Google Patents
Mathematical Modeling demonstration teaching aid Download PDFInfo
- Publication number
- CN206259076U CN206259076U CN201621127943.1U CN201621127943U CN206259076U CN 206259076 U CN206259076 U CN 206259076U CN 201621127943 U CN201621127943 U CN 201621127943U CN 206259076 U CN206259076 U CN 206259076U
- Authority
- CN
- China
- Prior art keywords
- box body
- roller
- teaching aid
- word roller
- mathematical modeling
- 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
A kind of Mathematical Modeling demonstration teaching aid that the utility model is provided, including display screen body, soft glass is posted on display screen body, it is by entablature around display screen body, the rectangular frame that sill and left and right pillar are constituted, sill is provided with box body, box body is located between two columns and with soft glass as madial wall, box body open top, wiping word roller is placed with box body, the two ends for wiping word roller are connected with left and right pillar contact, wipe and be implanted with fine hair on word roller, fine hair is close to soft glass, that wipes word roller is respectively arranged at two ends with a rope, entablature is respectively arranged at two ends with fixed pulley, the rope for wiping word roller two ends is corresponding with the fixed pulley at entablature two ends, two ropes bypass fixed pulley square thereon and sagging along column respectively.The Mathematical Modeling demonstration teaching aid that the utility model is provided, pulls wiping word roller to wipe the letter written with chalk on soft glass by rope, and simple structure is easy to use, low cost.
Description
Technical field
The utility model is related to a kind of teaching aid, more particularly to a kind of Mathematical Modeling demonstration teaching aid.
Background technology
In mathematical education, it is often necessary to teacher's rendering model collection of illustrative plates on blackboard, the drafting of model collection of illustrative plates not only delays religion
Between class hour, and increase the working strength of teacher.In order to improve such case, magic lantern is also adopted by current mathematical education
Piece.But, due to lantern slide teaching cannot meet teaching in write the need for, therefore, teaching efficiency is also bad.Application No.
201610173926.X, notification number is CN 105679106A, and the day for announcing discloses a kind of mathematical modulo for the patent of 2016.3.20
Type demonstration teaching aid, comprising display screen body, the both sides up and down at the display screen body two ends are respectively arranged with positioning ear mount, positioned at same
The rotating shaft for being rotated with it and being connected and coordinate is installed between two positioning ear mounts of one end, two positioned at display screen body two ends turn
It is provided with a circle between axle to fit the soft glass of its periphery, wherein being installed in the positioning ear mount at the top of display screen body one end
There is mounting seat, the motor of drive shaft is installed in mounting seat, be provided with to be fastened with it at the back side of display screen body and match somebody with somebody
The wiping mould of conjunction, wipes in mould and is separated out a containing cavities and wiping word chamber by dividing plate, wipes and several wiping word rollers are provided with word chamber,
Wipe and be implanted with fine hair on word roller.When using, in collection of illustrative plates template projection to display screen body, while data are filled up to as needed soft
On glass.Although the Mathematical Modeling demonstration teaching aid solves the problems, such as that the multimedia that prior art is present can not be taken into account with writing on the blackboard,
But complex structure, high cost.
Utility model content
The purpose of this utility model is to provide a kind of Mathematical Modeling demonstration teaching aid, solve prior art construction it is complicated, into
This problem high.
The technical solution of the utility model is：A kind of Mathematical Modeling demonstration teaching aid, including display screen body, display screen body
On post soft glass, be the rectangular frame being made up of entablature, sill and left and right pillar around display screen body, on sill
Box body is provided with, box body is located between two columns and with soft glass as madial wall, and box body open top is placed with wiping word in box body
Roller, the two ends for wiping word roller are connected with left and right pillar contact, wipe and fine hair is implanted with word roller, and fine hair is close to soft glass, wipes the two of word roller
End is respectively equipped with a rope, the rope and the entablature two ends that are respectively arranged at two ends with fixed pulley, wipe word roller two ends of entablature
Fixed pulley is corresponding, and two ropes bypass fixed pulley square thereon and sagging along column respectively.
Preferably, wherein rope bypasses the fixed pulley and another fixed pulley above it successively.
Preferably, above-mentioned column inner side opens up fluted vertically, and the two ends of wiping word roller are located in the groove and can be along this
Groove is slided.
The two ends of above-mentioned wiping word roller are provided with roller, wipe word roller and are contacted with groove by roller.
The lateral wall of above-mentioned box body is provided with side cover.
Two side walls of above-mentioned box body are recessed arc.
The utility model has the advantages that：
1st, the utility model Mathematical Modeling demonstration teaching aid can pull wiping word roller to enter the letter written with chalk on soft glass by rope
Row is wiped, simple structure, low cost, and easy to use.
2nd, the wiping word roller two ends in the utility model Mathematical Modeling demonstration teaching aid are located in the groove on column and slide up and down,
Wiping word roller can be made to keep being in close contact with soft glass, it is ensured that to the wiping effect of letter written with chalk on soft glass.
3rd, the box body in the utility model Mathematical Modeling demonstration teaching aid can will wipe the chalk dust after word roller is wiped and directly collect,
And the outside of box body sets side cover, opening side cover easily can clean out the chalk dust in box body.
Brief description of the drawings
Fig. 1 is the utility model Mathematical Modeling demonstration teaching aid structural representation；
Fig. 2 is Fig. 1 side views；
Fig. 3 is the utility model Mathematical Modeling demonstration teaching aid internal structure schematic diagram.
In figure, 1. entablature, 1-1. fixed pulleys, 2. sill, 2-1 box bodys, 2-2. wipes word roller, 2-3. ropes, 2-4. sides
Cover, 3. column, 4. framework, 4-1. display screen bodies, 4-2. soft glass.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.
Embodiment, a kind of Mathematical Modeling demonstration teaching aid, referring to Fig. 1, Fig. 2 and Fig. 3, including display screen body 4-1, display screen
Soft glass 4-2 is posted on body 4-1, is made up of entablature 1, sill 2 and left and right pillar 3 around display screen body 4-2
Rectangular frame 4, entablature 1 is respectively arranged at two ends with fixed pulley 1-1, and sill 2 is provided with box body 2-1, box body 2-1 is located at two
Between column 3, box body 2-1 is placed with wiping word roller 2-2 with soft glass 4-2 as madial wall and open top in box body 2-1, wipe word
Fine hair is implanted with roller 2-2, fine hair is close to soft glass 4-2, wipes word roller 2-2 two ends and be slidably connected with left and right pillar 3, wipe word roller 2-2
Two ends be respectively have a rope 2-3, two rope 2-3 bypass fixed pulley 1-1 square thereon and sagging along column respectively.
When using, can will need to fill out in collection of illustrative plates template by the collection of illustrative plates template of Mathematical Modeling projection to display screen body
The relevant data book write is write on soft glass.When needing to change presentation content, rope 2-3, rope 2-3 is pulled to lead to by handle
Cross fixed pulley 1-1 and drive wiping word roller 2-2 upward slidings, because eraser roller 2-2 is close to soft glass 4-2, therefore, erasable falls soft glass
Fallen under letter written with chalk on glass 4-2, chalk dust in box body 2-1 and collected.
In order to easy to operate, the fixed pulley 1-1, another rope 2-3 that rope 2-3 is bypassed above it bypass it successively
The fixed pulley 1-1 and another fixed pulley 1-1, two rope 2-3 of top merge sagging along column, and sagging rope 2-3 ends set
There is handle, a people can pull and wipe word roller 2-2.
In order to ensure that wipe word roller 2-2 is close to soft glass 4-2 all the time, the inner side of column 3 is axially arranged with groove, wipes word roller 2-2's
Two ends are located in the groove and can be slided up and down along groove, it is ensured that to the wiping effect of letter written with chalk.
Slide smooth to ensure to wipe word roller 2-2, the two ends for wiping word roller 2-2 are provided with roller, wipe word roller 2-2 by roller with
Groove contact on column 3.
For the ease of the chalk dust in cleaning box body 2-1, the lateral wall of box body 2-1 is provided with side cover 2-4.
In order that wiping word roller 2-2 places stabilization, the two side walls of box body 2-1 are recessed arc or groove.
The utility model Mathematical Modeling demonstration teaching aid simple structure, easy to use, low cost.
Claims (6)
1. a kind of Mathematical Modeling demonstration teaching aid, it is characterised in that：Including display screen body (4-1), the display screen body (4-1)
On post soft glass (4-2), be to be made up of entablature (1), sill (2) and left and right pillar (3) around display screen body (4-1)
Rectangular frame (4), the sill (2) is provided with box body (2-1), the box body (2-1) be located between two columns (3) and
With soft glass (4-2) as madial wall, the box body (2-1) open top is placed with wiping word roller (2-2) in the box body (2-1),
The two ends for wiping word roller (2-2) are connected with left and right pillar contact, and fine hair is implanted with wiping word roller (2-2), and the fine hair is tight
Patch soft glass (4-2), word roller (2-2) of wiping is respectively arranged at two ends with a rope (2-3), the two ends of the entablature (1)
Fixed pulley (1-1) is respectively equipped with, the rope for wiping word roller (2-2) two ends is relative with the fixed pulley (1-1) at entablature (1) two ends
Should, two ropes (2-3) bypass fixed pulley (1-1) square thereon and sagging along column respectively.
2. Mathematical Modeling demonstration teaching aid as claimed in claim 1, it is characterised in that：Wherein one rope (2-3) bypasses successively
Fixed pulley (1-1) and another fixed pulley (1-1) above it.
3. Mathematical Modeling demonstration teaching aid as claimed in claim 1 or 2, it is characterised in that：Open vertically column (3) inner side
Groove is provided with, the two ends of the wiping word roller (2-2) are located in the groove and can be slided along the groove.
4. Mathematical Modeling demonstration teaching aid as claimed in claim 3, it is characterised in that：The two ends for wiping word roller (2-2) are provided with
Roller, the wiping word roller (2-2) is connected by the roller with the groove slide fit.
5. Mathematical Modeling demonstration teaching aid as claimed in claim 1 or 2, it is characterised in that：On the lateral wall of the box body (2-1)
It is provided with side cover (2-4).
6. Mathematical Modeling demonstration teaching aid as claimed in claim 1 or 2, it is characterised in that：Two side walls of the box body (2-1)
It is recessed arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621127943.1U CN206259076U (en) | 2016-10-17 | 2016-10-17 | Mathematical Modeling demonstration teaching aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621127943.1U CN206259076U (en) | 2016-10-17 | 2016-10-17 | Mathematical Modeling demonstration teaching aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206259076U true CN206259076U (en) | 2017-06-16 |
Family
ID=59023596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621127943.1U Expired - Fee Related CN206259076U (en) | 2016-10-17 | 2016-10-17 | Mathematical Modeling demonstration teaching aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206259076U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107443975A (en) * | 2017-08-11 | 2017-12-08 | 安徽信息工程学院 | A kind of blackboard with automatic cleaning function |
| CN108973456A (en) * | 2018-06-29 | 2018-12-11 | 王小兰 | A kind of classroom instruction blackboard system of auto-erasing dust |
| CN109345882A (en) * | 2018-10-22 | 2019-02-15 | 重庆工程职业技术学院 | Teaching reform multimedia system |
-
2016
- 2016-10-17 CN CN201621127943.1U patent/CN206259076U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107443975A (en) * | 2017-08-11 | 2017-12-08 | 安徽信息工程学院 | A kind of blackboard with automatic cleaning function |
| CN108973456A (en) * | 2018-06-29 | 2018-12-11 | 王小兰 | A kind of classroom instruction blackboard system of auto-erasing dust |
| CN109345882A (en) * | 2018-10-22 | 2019-02-15 | 重庆工程职业技术学院 | Teaching reform multimedia system |
| CN109345882B (en) * | 2018-10-22 | 2020-11-06 | 重庆工程职业技术学院 | Multimedia system for economic teaching |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170616 Termination date: 20181017 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |