CN206733888U - One kind rotation hand propelled secondary modern school mathematics is given lessons with board of education instrument - Google Patents
One kind rotation hand propelled secondary modern school mathematics is given lessons with board of education instrument Download PDFInfo
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- CN206733888U CN206733888U CN201621316562.8U CN201621316562U CN206733888U CN 206733888 U CN206733888 U CN 206733888U CN 201621316562 U CN201621316562 U CN 201621316562U CN 206733888 U CN206733888 U CN 206733888U
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- plate body
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- writing board
- teaching
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Abstract
The utility model discloses one kind rotation hand propelled secondary modern school mathematics to give lessons with board of education instrument, including protecting teaching writing board body, rotation strut is fixedly installed below the plate body low side center position of protecting teaching writing board body, the front panel left part of protecting teaching writing board body is provided with contrast writing mainboard, rectangle shutter is slidably provided with front side of the plate body of contrast writing mainboard, in the track of horizontal dragging track can pull adaptation be provided with and block card, dust collection retaining groove is provided with the plate body bottom side of protecting teaching writing board body, figure demonstrating subplate is also provided with by support frame on the right side wall of protecting teaching writing board body.The utility model causes the classmates at rear equally to watch the content shown in plate face, students can be carried out contrasting didactic teaching demonstration, avoid chalk powder from splashing everywhere and cause the pollution of surrounding environment, figure and formula teaching demonstration are combined, and teaching efficiency is more preferable.
Description
Technical field
Teaching aid correlative technology field is the utility model is related to, is specifically that a kind of rotation hand propelled secondary modern school mathematics is awarded
Class board of education instrument.
Background technology
Mathematics is then research quantitative relation, space structure and model and quantitative relation and the phase of space structure or model
A mutually subject of the concept such as conversion, through abstract and the application of reasoning from logic, by counting, calculating, measuring and to object shape
Progressively sensing mathematics activity in the observation of shape and motion, and the constantly experience mathematics sense during mathematical activity, cultivate mathematics energy
Power and mathematical thinking.Mathematicians' constantly improve and expand mathematical concept intension, it is established that formulate new guess and from
Rigorous derivation properly is set up in selected axiom and definition, forms truth.
Board of education of giving lessons is the educational aid extended out during modern teaching, it change the build of traditional blackboard compared with
The drawbacks of plate shape is old-fashioned and inflexible greatly, is popular in students.But traditional teaching plate for writing structure function is relatively simple single,
It is difficult the problem of watching lecture contents to cause some students for being sitting in side occur due to mobile not portability；Writing
Cheng Zhong, it is difficult that student is carried out to contrast didactic demonstration work to write axiom formula on single plate body, it is easy to is caused
Students are dry as dust and lose interest；Substantial amounts of chalk powder splashes everywhere in long-time writing process can directly pollute surrounding
Air ambient, the health of students is influenceed, the content of courses is not comprehensive enough, and these problems all largely limit mathematics
The effect of teaching, it is therefore desirable to be improved.
Utility model content
The purpose of this utility model is to provide a kind of rotation hand propelled secondary modern school mathematics and given lessons with board of education instrument, with
Solve the problems, such as to propose in above-mentioned background technology.
To achieve the above object, the utility model provides following technical scheme：
One kind rotation hand propelled secondary modern school mathematics is given lessons with board of education instrument, including protecting teaching writing board body, the religion
Learn and rotation strut is fixedly installed below the plate body low side center position of clipboard body, the rotation strut
Cylinder bottom is fixedly installed on the inner ring of rolling bearing, and the outer ring of the rolling bearing is fixedly installed on horizontal supporting plate center
In through hole, the top of movable pedestal, institute are arranged at the plate body four corners below of the horizontal supporting plate by telescopic advance lever
State and vertical support frame is provided with the pedestal left position of movable pedestal, the pedestal bottom four corners position of the movable pedestal
Everything roller is additionally provided with, the front panel left part of the protecting teaching writing board body is provided with contrast writing mainboard, described right
The side of plate body two than writing mainboard offers a vertical track slot respectively, and the plate body front side of the contrast writing mainboard is slidably
Rectangle shutter is provided with, the side of plate body two of the rectangle shutter is provided with fastening bolt, and the fastening bolt adaptation is set
Put in the vertical track slot of both sides, horizontal dragging track is additionally provided with the plate body of the rectangle shutter, the transverse direction slides
In the track of track can pull adaptation be provided with and block card, the front panel right part of the protecting teaching writing board body is provided with
No.1 pair clipboard, No. two clipboards, the plate body bottom of the protecting teaching writing board body are provided with below the No.1 clipboard
Dust collection retaining groove is provided with side, short tubes is connected by several below the cell body of the dust collection retaining groove and dust is defeated
Pipeline is sent to be interconnected, an end closure other end of the powder transfer pipelines is connected to the entrance of dust collecting box, described
The exit of dust collecting box be also equipped with it is small-sized take out dirt blower fan, also pass through support on the right side wall of the protecting teaching writing board body
Erection is equipped with figure demonstrating subplate, and snake bend, the end installation of the snake bend are provided with the both sides plate body of magnifying glass
There are LED illuminating lamps.
As further program of the utility model：The top of the vertical support frame is provided with hand push handle.
As the utility model further scheme：Brake block is installed on the wheel body of the everything roller.
As the utility model further scheme：The rectangle shutter is made of transparent plastics material.
As the utility model further scheme：The horizontal dragging track and block card and be respectively arranged with two
It is individual.
As the utility model further scheme：Set at the plate body top center of the protecting teaching writing board body
It is equipped with magnifying glass.
Compared with prior art, the beneficial effects of the utility model are：The utility model passes through in conventional teaching plate instrument
Bottom have additional rotation strut, in the teaching process of reality, mathematics teacher only needs to rotate whole rotation support manually
After short column, you can realize and rotate under the special role of rolling bearing, to cause the classmates at rear equally to watch plate
The content shown on face, avoid occur due to classroom student is numerous and caused by be sitting in the student viewing of side less than the content of courses
Phenomenon, the height requirement of different teachers is can adapt to by adjusting the telescopic advance lever that is additionally arranged at the bottom of, passes through the everything set up
Roller facilitates whole writing device quickly to be moved, to adapt to the teaching request in different classrooms；And by
Contrast writing mainboard is had additional on the left of conventional teaching clipboard body, mathematics teacher on contrast writing mainboard by writing number
Course formula is learned, manually moves up and down rectangle shutter, by operating fastening bolt fix i.e. in vertical track slot
Can, when mobile rectangle shutter is moved on front side of the formula for needing to contrast demonstration, you can manually pull blocks card reality
Position in present horizontal dragging track, and then students are carried out to contrast didactic teaching demonstration work, improve well
The interesting sensation of the more uninteresting mathematics of tradition；By being additionally arranged at the bottom of dust collection retaining groove in traditional clipboard, when long
Between writing process in, chalk powder can be fallen in powder transfer pipelines by connecting short tube, in the small-sized work for taking out dirt blower fan
It is collected with lower suction dust collecting box, avoids conventional teaching plate chalk powder from splashing everywhere and cause big around serious pollution
The problem of compression ring border, ensure the health of academics and students；In addition, pass through the figure demonstrating subplate set up, math teacher
The geometric figure demonstrated in mathematics class can be attached on figure demonstrating subplate, figure and formula teaching demonstration are combined so that
Mathematical education is more comprehensive, and results of learning are more preferable；It can be seen by magnifying glass some teachers having defective vision set up
It is apparent, it be could be used that by the whole instrument of the LED illumination lamp set up in the environment of dark, it is further to increase
The strong practical performance of traditional mathematicses instructional devices.
Brief description of the drawings
Fig. 1 is a kind of structural representation for rotating hand propelled secondary modern school mathematics and giving lessons with board of education instrument.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Referring to Fig. 1, in the utility model embodiment, one kind rotation hand propelled secondary modern school mathematics is given lessons with board of education work
Tool, including protecting teaching writing board body 1, the plate body low side center position lower section of the protecting teaching writing board body 1 are fixedly installed
Strut 15 is rotated, the cylinder bottom of the rotation strut 15 is fixedly installed on the inner ring of rolling bearing 16, described
The outer ring of rolling bearing 16 is fixedly installed in the central through hole of horizontal supporting plate 18, four below the plate body of the horizontal supporting plate 18
At angle by telescopic advance lever 17 at the top of movable pedestal 19, the pedestal left position of the movable pedestal 19
Vertical support frame 22 is provided with, the top of the vertical support frame 22 is provided with hand push handle 23, the movable pedestal 19
Pedestal bottom four corners position is additionally provided with everything roller 20, is provided with brake block 24 on the wheel body of the everything roller 20, so
By having additional rotation strut 15 in the bottom of conventional teaching plate instrument, in the teaching process of reality, mathematics teacher is only
After whole rotation strut 15 need to be rotated manually, you can realize and rotate under the special role of rolling bearing 16, after causing
Side classmates can equally watch the content shown in plate face, avoid occur due to classroom student is numerous and caused by be sitting in
The student viewing of side can adapt to difference less than the phenomenon of the content of courses by adjusting the telescopic advance lever 17 being additionally arranged at the bottom of
The height requirement of teacher, facilitates whole writing device quickly to be moved, to adapt to by the everything roller 20 set up
Teaching request in different classrooms.
The front panel left part of the protecting teaching writing board body 1 is provided with contrast writing mainboard 2, the contrast writing master
The side of plate body two of plate 2 offers a vertical track slot 7 respectively, is slidably set on front side of the plate body of the contrast writing mainboard 2
There is rectangle shutter 3, the rectangle shutter 3 is made of transparent plastics material, the side of plate body two of the rectangle shutter 3
Fastening bolt 6 is provided with, the adaptation of fastening bolt 6 is arranged in the vertical track slot 7 of both sides, the plate of the rectangle shutter 3
Be additionally provided with horizontal dragging track 4 on body, in the track of the horizontal dragging track 4 can pull adaptation be provided with and block card 5,
The horizontal dragging track 4 and block card 5 and be respectively arranged with two, so by a left side for conventional teaching clipboard body 1
Side has additional contrast writing mainboard 2, and mathematics teacher on contrast writing mainboard 2 by writing Mathematics Curriculum formula, manually
Rectangle shutter 3 is moved up and down, by operating fastening bolt 6 fix in vertical track slot 7, when mobile rectangle blocks
When plate 3 is moved on front side of the formula for needing to contrast demonstration, you can manually pull blocks card 5 and realized in horizontal dragging track
Position in 4, and then students are carried out to contrast didactic teaching demonstration work, the more uninteresting number of tradition is improved well
The interesting sensation learned；The front panel right part of the protecting teaching writing board body 1 is provided with No.1 pair clipboard 8, the No.1
The lower section of clipboard 8 is provided with No. two clipboards 9, and dust receipts are provided with the plate body bottom side of the protecting teaching writing board body 1
Collect retaining groove 12, interconnected below the cell body of the dust collection retaining groove 12 by several connection short tubes with the phase of powder transfer pipelines 21
Logical, an end closure other end of the powder transfer pipelines 21 is connected to the entrance of dust collecting box 13, the dust collection
The exit of box 13 be also equipped with it is small-sized take out dirt blower fan 14, so by being additionally arranged at the bottom of dust collection gear in traditional clipboard
Groove 12, in prolonged writing process, chalk powder can be fallen in powder transfer pipelines 21 by connecting short tube, small-sized
Take out to be pumped into dust collecting box 13 in the presence of dirt blower fan 14 and be collected, avoid conventional teaching plate chalk powder from splashing and make everywhere
The problem of into serious pollution ambient atmosphere environment, ensure the health of academics and students.
Figure demonstrating subplate 10 is also provided with by support frame 11 on the right side wall of the protecting teaching writing board body 1, passed through
The geometric figure demonstrated in mathematics class can be attached to figure demonstrating subplate 10 by the figure demonstrating subplate 10 set up, math teacher
On, figure and formula teaching demonstration are combined so that mathematical education is more comprehensive, and results of learning are more preferable；The protecting teaching writing board
Magnifying glass 25 is provided with the plate body top center of body 1, is provided with the both sides plate body of the magnifying glass 25 snakelike curved
Pipe 26, the end of the snake bend 26 are provided with LED illumination lamp 27, and by the magnifying glass 25 set up, some have defective vision
Teacher can see apparent, also can by the 27 whole instrument of LED illumination lamp set up in the environment of dark
Use, further enhance the practical performance of traditional mathematicses instructional device.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (6)
1. one kind rotation hand propelled secondary modern school mathematics is given lessons with board of education instrument, including protecting teaching writing board body (1), its feature
It is, rotation strut (15) is fixedly installed below the plate body low side center position of the protecting teaching writing board body (1),
The cylinder bottom of the rotation strut (15) is fixedly installed on the inner ring of rolling bearing (16), the rolling bearing (16)
Outer ring be fixedly installed in horizontal supporting plate (18) central through hole, pass through telescopic advance lever (17) at the plate body four corners below
Installed in the top of movable pedestal (19), vertical support frame is provided with the pedestal left position of the movable pedestal (19)
(22), the pedestal bottom four corners position of the movable pedestal (19) is additionally provided with everything roller (20), the protecting teaching writing board
The front panel left part of body (1) is provided with contrast writing mainboard (2), the side of plate body two of the contrast writing mainboard (2)
A vertical track slot (7) is offered respectively, and rectangle shutter is slidably provided with front side of the plate body of the contrast writing mainboard (2)
(3), the side of plate body two of the rectangle shutter (3) is provided with fastening bolt (6), and fastening bolt (6) adaptation is arranged on
In the vertical track slot (7) of both sides, horizontal dragging track (4), the transverse direction are additionally provided with the plate body of the rectangle shutter (3)
In the track of dragging track (4) can pull adaptation be provided with and block card (5), the front panel of the protecting teaching writing board body (1)
Right part is provided with No.1 pair clipboard (8), and No. two clipboards (8) are provided with below the No.1 clipboard (8), described
Dust collection retaining groove (12) is provided with the plate body bottom side of protecting teaching writing board body (1), the dust collection retaining groove (12)
It is interconnected below cell body by several connection short tubes with powder transfer pipelines (21), the one of the powder transfer pipelines (21)
The end closure other end is connected to the entrance of dust collecting box (13), and the exit of the dust collecting box (13) is also equipped with small
Type takes out dirt blower fan (14), and support frame (11) is also provided with figure demonstrating on the right side wall of the protecting teaching writing board body (1)
Subplate (10), snake bend (26), the end installation of the snake bend (26) are provided with the both sides plate body of magnifying glass (25)
There is LED illumination lamp (27).
Existed 2. a kind of rotation hand propelled secondary modern school mathematics according to claim 1 is given lessons with board of education instrument, its feature
In the top of the vertical support frame (22) is provided with hand push handle (23).
3. a kind of rotation hand propelled secondary modern school mathematics according to claim 1 is given lessons with board of education instrument, the everything
Brake block (24) is installed on the wheel body of roller (20), is convenient for braking positioning.
Existed 4. a kind of rotation hand propelled secondary modern school mathematics according to claim 1 is given lessons with board of education instrument, its feature
In the rectangle shutter (3) is made of transparent plastics material.
Existed 5. a kind of rotation hand propelled secondary modern school mathematics according to claim 1 is given lessons with board of education instrument, its feature
In, the horizontal dragging track (4) and block card (5) and be respectively arranged with two.
Existed 6. a kind of rotation hand propelled secondary modern school mathematics according to claim 1 is given lessons with board of education instrument, its feature
In being provided with magnifying glass (25) at the plate body top center of the protecting teaching writing board body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621316562.8U CN206733888U (en) | 2016-12-02 | 2016-12-02 | One kind rotation hand propelled secondary modern school mathematics is given lessons with board of education instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621316562.8U CN206733888U (en) | 2016-12-02 | 2016-12-02 | One kind rotation hand propelled secondary modern school mathematics is given lessons with board of education instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206733888U true CN206733888U (en) | 2017-12-12 |
Family
ID=60555202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621316562.8U Expired - Fee Related CN206733888U (en) | 2016-12-02 | 2016-12-02 | One kind rotation hand propelled secondary modern school mathematics is given lessons with board of education instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206733888U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108447345A (en) * | 2018-03-21 | 2018-08-24 | 程秀英 | A kind of multifunction combined teaching aid convenient for adjusting |
| CN108460998A (en) * | 2018-03-21 | 2018-08-28 | 程秀英 | A kind of measure teaching combined teaching aid |
| CN108887957A (en) * | 2018-06-27 | 2018-11-27 | 白家乐 | A kind of students in middle and primary schools' clipboard |
-
2016
- 2016-12-02 CN CN201621316562.8U patent/CN206733888U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108447345A (en) * | 2018-03-21 | 2018-08-24 | 程秀英 | A kind of multifunction combined teaching aid convenient for adjusting |
| CN108460998A (en) * | 2018-03-21 | 2018-08-28 | 程秀英 | A kind of measure teaching combined teaching aid |
| CN108887957A (en) * | 2018-06-27 | 2018-11-27 | 白家乐 | A kind of students in middle and primary schools' clipboard |
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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: 20171212 Termination date: 20181202 |