CN215225484U - Teaching aid placer for mathematical education - Google Patents
Teaching aid placer for mathematical education Download PDFInfo
- Publication number
- CN215225484U CN215225484U CN202120035034.XU CN202120035034U CN215225484U CN 215225484 U CN215225484 U CN 215225484U CN 202120035034 U CN202120035034 U CN 202120035034U CN 215225484 U CN215225484 U CN 215225484U
- Authority
- CN
- China
- Prior art keywords
- box
- chalk
- box body
- dust
- exhaust pipeline
- 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
Links
- 239000000428 dust Substances 0.000 claims abstract description 67
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 210000003800 pharynx Anatomy 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 210000000867 larynx Anatomy 0.000 description 2
- 241001310793 Podium Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000001331 nose Anatomy 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The utility model discloses a teaching aid placer for mathematical education, comprises a box bod, the one end of box body is seted up flutedly, the inside of first through-hole is provided with the dust exhaust pipeline, the inside of dust exhaust pipeline is provided with the fan, the inside of recess is inlayed and is equipped with the chalk box, the dust absorption hole has been seted up to the equidistant array in bottom of chalk box, the inside of box body is provided with the books chamber and places the case, the books chamber is provided with the gag lever post with the centre of placing the case, one side of gag lever post is provided with the sponge layer, the both ends fixedly connected with sliding block of gag lever post, both ends all are provided with the spout about the interior bottom of box body, sliding block and spout sliding connection. The utility model discloses a fan inhales the chalk dust, through the books chamber that can be spacing and place the case, makes the teacher more convenient to a certain extent, has reduced the uncomfortable condition that the chalk dust leads to, and this device can height-adjusting, is fit for different teacher crowds.
Description
Technical Field
The utility model relates to a teaching technical field specifically is a teaching aid placer for mathematical education.
Background
Teaching is a human-specific talent training activity consisting of teacher's teaching and student's learning. Through the activities, teachers purposefully, programmatically and organically guide students to learn and master cultural scientific knowledge and skills, and promote the improvement of the qualities of the students, so that the students become people required by the society.
The teacher need carry out the chalk on one side and write when having a lesson, often inconvenient like this, and directly place books on the podium also clean health to can not guarantee the teacher and have a lesson the quality, reduce teaching efficiency, and place the chalk dust a lot in the chalk box, long-term in the past, can arouse that teacher inhales the uncomfortable condition of nose, pharynx, throat that the chalk dust leads to, therefore we need propose a teaching aid placer for mathematical education.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a teaching aid placer for mathematical education inhales the chalk dust through the fan, through the books chamber that can be spacing with place the case, makes the teacher more convenient to a certain extent, has reduced the uncomfortable condition that the chalk dust leads to, and this device can height-adjusting, is fit for different teacher crowds to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a teaching aid placing device for mathematics teaching, which comprises a box body, wherein one side of the box body is hinged with a box cover through a hinge, one end of the box body is provided with a groove, the inner bottom of the groove is provided with a first through hole, the inside of the first through hole is provided with a dust exhaust pipeline, a fan is arranged in the dust exhaust pipeline, a chalk box is embedded in the groove, the chalk box is a hollow chalk box, dust absorption holes are arranged at the bottom end of the chalk box in an equidistant array, the lower end of the chalk box is fixedly provided with a dust exhaust pipeline, a book cavity and a placing box are arranged inside the chalk box body, a limiting rod is arranged between the book cavity and the placing box, a sponge layer is arranged on one side of the limiting rod, the both ends fixedly connected with sliding block of gag lever post, both ends all are provided with the spout about the interior bottom of box body, sliding block and spout sliding connection.
Preferably, one end of the dust exhaust pipeline is communicated with a corrugated pipe, one end of the corrugated pipe is communicated with a dust collection box, and one end of the dust exhaust pipeline is attached to the outer surface of the lower end of the chalk box.
Preferably, the lower end of the box body is fixedly provided with a base, and the lower end of the base is provided with a telescopic rod.
Preferably, the telescopic rod comprises an outer rod and an inner rod, a second through hole is formed in one side of the outer rod, and a limiting column is arranged inside the second through hole.
Preferably, one side of spacing post is provided with the clamp splice, the clamp splice sets up to the arc clamp splice, the clamp splice is contradicted at the surface of interior pole.
Preferably, the lower extreme fixed connection backup pad of telescopic link, the lower extreme fixed mounting of backup pad has the mount pad, one side of mount pad articulates through the hinge has three groups of landing legs, the lower extreme fixed mounting of three groups of landing legs has the universal wheel.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses an one end of box body is seted up flutedly, the interior bottom of recess is provided with first through-hole, the inside of first through-hole is provided with the dust exhaust pipeline, the inside of dust exhaust pipeline is provided with the fan, the inside of recess is inlayed and is equipped with the chalk box, the chalk box sets up to hollow chalk box, dust absorption hole has been seted up to equidistant array in the bottom of chalk box, the lower extreme fixed mounting of chalk box has the dust exhaust pipeline, the one end intercommunication of dust exhaust pipeline has the bellows, the one end intercommunication of bellows has the dust collection box, the one end laminating of dust exhaust pipeline is at the lower extreme surface of chalk box, induced draft through the fan in the dust exhaust pipeline, carry out a dust removal through the power of negative pressure, dust collection dust box is connected to the chalk dust collection, chalk dust in the air has been reduced to a certain extent, the uncomfortable condition of mr because of nose, pharynx, the throat that inhales the chalk dust to a certain extent;
2. the utility model discloses a box body is internally provided with a book cavity and a placing box, a limiting rod is arranged between the book cavity and the placing box, one side of the limiting rod is provided with a sponge layer, two ends of the limiting rod are fixedly connected with sliding blocks, the upper end and the lower end of the inner bottom of the box body are both provided with sliding grooves, the sliding blocks are in sliding connection with the sliding grooves, the limiting rod slides back and forth through the sliding grooves to play a limiting and fixing role for the books or some teaching aids, the limiting rod is placed in the box body to make the books more sanitary, the sponge layer can reduce the abrasion of the books or the teaching aids and play a role of a protective shell, no teacher needs to hold the books while writing with chalk, the teaching efficiency is improved, the lower end of the box body is fixedly provided with a base, the lower end of the base is provided with a telescopic rod, the telescopic rod comprises an outer rod and an inner rod, one side of the outer rod is provided with a second through hole, the inside of second through-hole is provided with spacing post, and one side of spacing post is provided with the clamp splice, and the clamp splice sets up to the arc clamp splice, and the clamp splice is contradicted the surface in pole, can height-adjusting through the telescopic link, is fit for the teacher and sits or stand the teaching, avoids the teaching of standing always to lead to the sour phenomenon of foot, has alleviated teacher's fatigue to a certain extent.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic top view of the box body of the present invention;
FIG. 3 is a perspective view of the box structure of the present invention;
fig. 4 is a schematic structural view of the telescopic rod of the present invention.
In the figure: 1. a box body; 3. a chute; 4. a book cavity; 5. a chalk case; 8. a dust collection hole; 9. a groove; 10. a dust exhaust pipeline; 11. a slider; 12. a limiting rod; 13. a sponge layer; 14. placing a box; 15. a box cover; 16. a fan; 17. a bellows; 18. a dust collection box; 19. a support plate; 20. a telescopic rod; 21. a mounting seat; 22. a support leg; 23. a universal wheel; 24. an inner rod; 25. an outer rod; 26. a limiting column; 27. a clamping block; 28. a second through hole; 29. a first through hole; 30. a base.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a teaching aid placing device for mathematical teaching comprises a box body 1, wherein one side of the box body 1 is hinged with a box cover 15 through a hinge, so that the box cover 15 can be conveniently opened and closed;
the chalk dust collecting box comprises a box body 1, a groove 9 is formed in one end of the box body 1, a first through hole 29 is formed in the inner bottom of the groove 9, a dust exhaust pipeline 10 is arranged inside the first through hole 29, a fan 16 is arranged inside the dust exhaust pipeline 10, a chalk box 5 is embedded inside the groove 9, the chalk box 5 is a hollow chalk box, dust collecting holes 8 are formed in the bottom end of the chalk box 5 in an equidistant array mode, the dust exhaust pipeline 10 is fixedly installed at the lower end of the chalk box 5, one end of the dust exhaust pipeline 10 is communicated with a corrugated pipe 17, one end of the corrugated pipe 17 is communicated with a dust collecting box 18, one end of the dust exhaust pipeline 10 is attached to the outer surface of the lower end of the chalk box 5, air suction is performed through the fan 16 in the dust exhaust pipeline 10, dust removal is performed through the force of negative pressure, the chalk dust is sucked and communicated with the dust collecting box 18, chalk dust in the air is reduced to a certain extent, and nose caused by dust suction of a teacher is reduced to a certain extent, Discomfort of the pharynx and larynx;
the book cavity 4 and the placing box 14 are arranged in the box body 1, the limiting rod 12 is arranged between the book cavity 4 and the placing box 14, the sponge layer 13 is arranged on one side of the limiting rod 12, the sliding blocks 11 are fixedly connected to two ends of the limiting rod 12, the sliding grooves 3 are arranged at the upper end and the lower end of the inner bottom of the box body 1, the sliding blocks 11 are in sliding connection with the sliding grooves 3, the limiting rod 12 slides back and forth through the sliding grooves 3 to play a limiting and fixing role for books or some teaching aids, and the sponge layer 13 can reduce the abrasion to the books or the teaching aids and play a role of protecting a shell;
the lower end of the box body 1 is fixedly provided with a base 30, the lower end of the base 30 is provided with a telescopic rod 20, the telescopic rod 20 comprises an outer rod 25 and an inner rod 24, one side of the outer rod 25 is provided with a second through hole 28, a limiting column 26 is arranged inside the second through hole 28, one side of the limiting column 26 is provided with a clamping block 27, the clamping block 27 is an arc-shaped clamping block, the clamping block 27 is abutted against the outer surface of the inner rod 24, the height can be adjusted through the telescopic rod 20, the novel foot-protecting box is suitable for a teacher to sit or stand for teaching, the phenomenon that the feet are sour due to the fact that the teacher stands for teaching is avoided, and fatigue of the teacher is relieved to a certain extent;
the lower extreme fixed connection backup pad 19 of telescopic link 20, the lower extreme fixed mounting of backup pad 19 has mount pad 21, and one side of mount pad 21 articulates through the hinge has three groups of landing legs 22, and the lower extreme fixed mounting of three groups of landing legs 22 has universal wheel 23, conveniently removes this placer.
The working principle is as follows: the placement device is characterized in that a groove 9 is formed in one end of a box body 1, a first through hole 29 is formed in the inner bottom of the groove 9, a dust exhaust pipeline 10 is arranged inside the first through hole 29, a fan 16 is arranged inside the dust exhaust pipeline 10, a chalk box 5 is embedded inside the groove 9, the chalk box 5 is a hollow chalk box, dust suction holes 8 are formed in the bottom end of the chalk box 5 in an equidistant array mode, a dust exhaust pipeline 10 is fixedly installed at the lower end of the chalk box 5, one end of the dust exhaust pipeline 10 is communicated with a corrugated pipe 17, one end of the corrugated pipe 17 is communicated with a dust collection box 18, one end of the dust exhaust pipeline 10 is attached to the outer surface of the lower end of the chalk box 5, air suction is performed through the fan 16 in the dust exhaust pipeline 10, dust removal is performed through the force of negative pressure, chalk dust suction is communicated to the dust collection box 18, dust in the air is reduced to a certain extent, and the nose caused by the fact that a teacher sucks the dust is relieved to a certain extent, Discomfort of the pharynx and larynx;
the book cavity 4 and the placing box 14 are arranged in the box body 1, the limiting rod 12 is arranged between the book cavity 4 and the placing box 14, the sponge layer 13 is arranged on one side of the limiting rod 12, the sliding blocks 11 are fixedly connected to two ends of the limiting rod 12, the sliding grooves 3 are formed in the upper end and the lower end of the inner bottom of the box body 1, the sliding blocks 11 are in sliding connection with the sliding grooves 3, the limiting rod 12 slides back and forth through the sliding grooves 3 to achieve a limiting and fixing effect on books or some teaching aids, the books are made to be more sanitary by being placed in the box body 1, the abrasion on the books or the teaching aids can be reduced through the sponge layer 13, the effect of protecting a shell is achieved, a teacher is not required to hold the books while writing with chalk, and the teaching efficiency is improved;
lower extreme fixed mounting of box body 1 has base 30, base 30's lower extreme is provided with telescopic link 20, telescopic link 20 has included outer pole 25 and interior pole 24, second through-hole 28 has been seted up to one side of outer pole 25, the inside of second through-hole 28 is provided with spacing post 26, one side of spacing post 26 is provided with clamp splice 27, clamp splice 27 sets up to the arc clamp splice, clamp splice 27 conflicts the surface of pole 24 in, can height-adjusting through telescopic link 20, be fit for the teacher and sit or stand the teaching, avoid the teaching of standing always to lead to the sour phenomenon of foot, teacher's fatigue has been alleviated to a certain extent.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a teaching aid placer for mathematical education, includes box body (1), its characterized in that: a box cover (15) is hinged to one side of the box body (1) through a hinge, a groove (9) is formed in one end of the box body (1), a first through hole (29) is formed in the inner bottom of the groove (9), a dust exhaust pipeline (10) is arranged inside the first through hole (29), a fan (16) is arranged inside the dust exhaust pipeline (10), a chalk box (5) is embedded inside the groove (9), the chalk box (5) is set to be a hollow chalk box, dust suction holes (8) are formed in the bottom end of the chalk box (5) in an equidistant array mode, the dust exhaust pipeline (10) is fixedly installed at the lower end of the chalk box (5), a book cavity (4) and a placing box (14) are formed in the box body (1), a limiting rod (12) is arranged between the book cavity (4) and the placing box (14), a sponge layer (13) is arranged on one side of the limiting rod (12), the both ends fixedly connected with sliding block (11) of gag lever post (12), both ends all are provided with spout (3) about the interior bottom of box body (1), sliding block (11) and spout (3) sliding connection.
2. A teaching aid placement device for mathematical education as defined in claim 1, which is characterized in that: one end of the dust exhaust pipeline (10) is communicated with a corrugated pipe (17), one end of the corrugated pipe (17) is communicated with a dust collection box (18), and one end of the dust exhaust pipeline (10) is attached to the outer surface of the lower end of the chalk box (5).
3. A teaching aid placement device for mathematical education as defined in claim 1, which is characterized in that: the lower extreme fixed mounting of box body (1) has base (30), the lower extreme of base (30) is provided with telescopic link (20).
4. A teaching aid placement device for mathematical education as defined in claim 3, wherein: the telescopic rod (20) comprises an outer rod (25) and an inner rod (24), a second through hole (28) is formed in one side of the outer rod (25), and a limiting column (26) is arranged inside the second through hole (28).
5. A teaching aid placement device for mathematical education as defined in claim 4, which is characterized in that: one side of spacing post (26) is provided with clamp splice (27), clamp splice (27) set up to the arc clamp splice, clamp splice (27) are contradicted at the surface of interior pole (24).
6. A teaching aid placement device for mathematical education as defined in claim 5, which is characterized in that: the lower extreme fixed connection backup pad (19) of telescopic link (20), the lower extreme fixed mounting of backup pad (19) has mount pad (21), one side of mount pad (21) is articulated through the hinge has three groups landing leg (22), the lower extreme fixed mounting of three groups landing leg (22) has universal wheel (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120035034.XU CN215225484U (en) | 2021-01-07 | 2021-01-07 | Teaching aid placer for mathematical education |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120035034.XU CN215225484U (en) | 2021-01-07 | 2021-01-07 | Teaching aid placer for mathematical education |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215225484U true CN215225484U (en) | 2021-12-21 |
Family
ID=79489672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120035034.XU Expired - Fee Related CN215225484U (en) | 2021-01-07 | 2021-01-07 | Teaching aid placer for mathematical education |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215225484U (en) |
-
2021
- 2021-01-07 CN CN202120035034.XU patent/CN215225484U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215225484U (en) | Teaching aid placer for mathematical education | |
| CN203493068U (en) | Teacher's desk for teaching | |
| CN207264618U (en) | A kind of music teaching equipment | |
| CN208137502U (en) | Mechanical device is used in a kind of practice of Oral English Practice | |
| CN205568248U (en) | Recite term culture and education utensil | |
| CN211669834U (en) | Presentation device is used in economic management teaching | |
| CN210809823U (en) | Be used for simulating ideology and politics debate and discuss professional equipment | |
| CN211608552U (en) | Reading bookshelf for Chinese teaching | |
| CN211878763U (en) | A auxiliary device for english listening comprehension teaching | |
| CN213277054U (en) | Music teaching device | |
| CN211349640U (en) | Chinese is with reading instrument of giving lessons | |
| CN210721914U (en) | College english class helps device of saying | |
| CN209545877U (en) | A kind of English education loudspeaker convenient for wearing | |
| CN202386118U (en) | Handheld book reading frame | |
| CN206653802U (en) | A kind of language teaching device | |
| CN211641594U (en) | Education and teaching is with show board | |
| CN213877173U (en) | Chinese teaching is with reading instrument of giving lessons | |
| CN213935246U (en) | Pinyin learning teaching aid for primary school Chinese | |
| CN110428679B (en) | Interactive english morning reads spoken exercise device | |
| CN205428270U (en) | College english teaching aid | |
| CN211857858U (en) | Based on university student's english translation is learned and is used auxiliary device | |
| CN210428876U (en) | Multi-functional english teaching device convenient to carry | |
| CN210804856U (en) | Music score recognition board for piano teaching | |
| CN210574494U (en) | Portable English outdoor teaching board | |
| CN219435427U (en) | Folding teaching aid |
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: 20211221 |