CN207008279U - A kind of language teaching exhibiting device - Google Patents
A kind of language teaching exhibiting device Download PDFInfo
- Publication number
- CN207008279U CN207008279U CN201720863167.XU CN201720863167U CN207008279U CN 207008279 U CN207008279 U CN 207008279U CN 201720863167 U CN201720863167 U CN 201720863167U CN 207008279 U CN207008279 U CN 207008279U
- Authority
- CN
- China
- Prior art keywords
- screw rod
- base
- filter casing
- straight line
- projection screen
- Prior art date
Links
- 230000001747 exhibiting Effects 0.000 title claims abstract description 16
- 239000000428 dust Substances 0.000 claims abstract description 20
- 230000001681 protective Effects 0.000 claims description 6
- 239000010807 litter Substances 0.000 claims description 5
- 230000000875 corresponding Effects 0.000 claims description 3
- 241001633942 Dais Species 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002452 interceptive Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Abstract
The utility model discloses a kind of language teaching exhibiting device, including base, filter casing, projection screen component, baffle plate, rolled round and air exhauster, the bottom of the base is laid with four groups of universal wheels, universal wheel is provided with brake gear, screw rod straight line lifter is provided with the right side of the upper end of base, screw rod straight line lifter is provided with rolled round；Base among sliding sleeve and screw rod the straight line lifter is provided with filter casing, and the right-hand member of filter casing is connected with air exhauster by airduct.Then projection screen is fixed on hook by the utility model in use, by the projection screen drop-down in projection screen component；When needing to erase the board, first air exhauster is opened, then start to erase the board, caused dust is entered in dust suction connecting tube by the circular hole on sweep-up pipe during erasing the board, and then enter in filter casing, filter casing can stay in dust in it, and the Dust Capacity in air is being spilt into during erasing the board so as to reduce.
Description
Technical field
Language teaching field is the utility model is related to, specifically a kind of language teaching exhibiting device.
Background technology
It is well known that with the development of society, some teaching patterns are also changing, teachers are also more than at dais
On taught, especially Chinese course, teachers are imparted knowledge to students in the center of teacher using movable teaching board sometimes, so as to
Increase is imparted knowledge to students interactive.And existing board of education is highly usually fixed, it is impossible to well adapt to different height teachers
To be imparted knowledge to students；And existing board of education can only carry out chalk and be write sometimes, and in writing or wiping board of education
During can produce larger dust；Sometimes in teaching process, projection arrangement can be used to be imparted knowledge to students, and existing teaching
Some drop shadow effects of plate are bad or can not simply project, in use, not being particularly convenient
Utility model content
The purpose of this utility model is to provide a kind of language teaching exhibiting device, to solve to propose in above-mentioned background technology
The problem of.
To achieve the above object, the utility model provides following technical scheme：
A kind of language teaching exhibiting device, including base, filter casing, projection screen component, baffle plate, rolled round and exhausting
Machine, the bottom of the base are laid with four groups of universal wheels, and universal wheel is provided with brake gear, spiral shell is provided with the right side of the upper end of base
Bar straight line lifter, screw rod straight line lifter are provided with rolled round, screw rod, screw rod are threaded with above screw rod straight line lifter
Upper end be fixedly connected with support connecting plate, a sliding sleeve is provided with the left of the upper end of base, in sliding sleeve slip be provided with litter, litter
Upper end also with support connecting plate be fixedly connected support connecting plate upper end be connected with main body frame；Sliding sleeve and the screw rod straight line
Base among lifter is provided with filter casing, and the right-hand member of filter casing is connected with air exhauster, air exhauster by airduct
A protective cover is provided with the outside of filter casing, the right-hand member of protective cover is laid with multiple air dispelling holes, filter casing
Upper end is connected with dust suction connecting tube, and the upper end of dust suction connecting tube is connected with sweep-up pipe, and the upper end of sweep-up pipe uniformly offers multiple
Circular hole, the upper end frame of sweep-up pipe are provided with filter screen, and the front side of sweep-up pipe and filter screen is provided with baffle plate；The centre of the main body frame is small
The blackboard of type, main body frame upper end are installed with projection screen component.
Further：The centre of the baffle plate is provided with a hook.
Further：The air dispelling hole is corresponding with the exhaust outlet of air exhauster.
Further：The height of the baffle plate is higher than the height of filter screen.
Further：The lower end of the projection screen component is provided with hook.
Compared with prior art, the utility model is in use, the projection screen in projection screen component is pulled down, then by projection
Curtain is fixed on hook；When needing to erase the board, first air exhauster is opened, then starts to erase the board, during erasing the board
Caused dust is entered in dust suction connecting tube by the circular hole on sweep-up pipe, and then is entered in filter casing, filter
Casing can stay in dust in it, and the Dust Capacity in air is being spilt into during erasing the board so as to reduce.
Brief description of the drawings
Fig. 1 is a kind of structural representation of language teaching exhibiting device.
Embodiment
The technical scheme of this patent is described in more detail with reference to embodiment.
Referring to Fig. 1, a kind of language teaching exhibiting device, including base 1, filter casing 17, projection screen component 13, gear
Plate 9, rolled round 4 and air exhauster 18, the bottom of the base 1 are laid with four groups of universal wheels 2, and universal wheel 2 is provided with brake gear,
Universal wheel and brake gear thereon are prior art, those skilled in the art it is to be understood that repeat no more admittedly, base 1
Screw rod straight line lifter 3 is provided with the right side of upper end, screw rod straight line lifter 3 is provided with rolled round 4, the top of screw rod straight line lifter 3
Screw rod 5 is threaded with, the upper end of screw rod 5 is fixedly connected with support connecting plate 6, a sliding sleeve is provided with the left of the upper end of base 1
21, interior slide of sliding sleeve 21 is provided with litter 20, and the upper end of litter 20 is also fixedly connected with the upper of support connecting plate 6 with support connecting plate 6
End is connected with main body frame 7；During use, when needing to adjust the height of exhibiting device, positive hour hands or counterclockwise are only needed
Rolled round 4 is shaken, is then able to lift or reduces the height of exhibiting device, so that exhibiting device can be applied to difference
The teacher of height uses；Base 1 among sliding sleeve 21 and screw rod the straight line lifter 3 is provided with filter casing 17, filters
The filter of Multi-layer drawing-type is provided with piece casing 17, the right-hand member of filter casing 17 is connected with air exhauster 18 by airduct, taken out
The outside of blower fan 18 and filter casing 17 is provided with a protective cover 16, and the right-hand member of protective cover 16 is laid with multiple air dispelling holes
19, air dispelling hole 19 is corresponding with the exhaust outlet of air exhauster 18, and the upper end of filter casing 17 is connected with dust suction connecting tube 15, dust suction
The upper end of connecting tube 15 is connected with sweep-up pipe 11, and the upper end of sweep-up pipe 11 uniformly offers multiple circular holes, the upper end of sweep-up pipe 11
Erection has filter screen 12, and filter screen 12 can be by chalk end or the dust separation of larger solid particle and chalk；The He of sweep-up pipe 11
The front side of filter screen 12 is provided with baffle plate 9, and the height of baffle plate 9 is higher than the height of filter screen 12, and the centre of baffle plate 9 is provided with a hook 10；
The centre of the main body frame 7 is small-sized blackboard 8, and the upper end of main body frame 7 is installed with projection screen component 13, projection screen group
The lower end of part 13 is provided with hook 14, in use, the projection screen in projection screen component 13 is pulled down, is then fixed on projection screen
Hook 10；When needing to erase the board, first air exhauster 18 is opened, then starts to erase the board, is produced during erasing the board
Dust entered by the circular hole on sweep-up pipe 11 in dust suction connecting tube 15, and then enter in filter casing 17, filter
Piece casing 17 can stay in dust in it, and the Dust Capacity in air is being spilt into during erasing the board so as to reduce.
The better embodiment of this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party
Formula, can also be on the premise of this patent objective not be departed from one skilled in the relevant art's possessed knowledge
Various changes can be made.
Claims (5)
1. a kind of language teaching exhibiting device, including base (1), filter casing (17), projection screen component (13), baffle plate (9),
Rolled round (4) and air exhauster (18), it is characterised in that the bottom of the base (1) is laid with four groups of universal wheels (2), universal wheel
(2) it is provided with brake gear, is provided with screw rod straight line lifter (3) on the right side of the upper end of base (1), on screw rod straight line lifter (3)
Provided with rolled round (4), screw rod (5) is threaded with above screw rod straight line lifter (3), the upper end of screw rod (5) is fixedly connected with
Connecting plate (6) is supported, a sliding sleeve (21) is provided with the left of the upper end of base (1), is slided in sliding sleeve (21) and is provided with litter (20), it is sliding
The upper end that the upper end of pole (20) is also fixedly connected with support connecting plate (6) with support connecting plate (6) is connected with main body frame (7)；Institute
State the base (1) among sliding sleeve (21) and screw rod straight line lifter (3) and be provided with filter casing (17), filter casing (17)
Right-hand member air exhauster (18) is connected with by airduct, the outside of air exhauster (18) and filter casing (17) is provided with a protective cover
(16), the right-hand member of protective cover (16) is laid with multiple air dispelling holes (19), and the upper end of filter casing (17) is connected with dust suction company
Take over (15), the upper end of dust suction connecting tube (15) is connected with sweep-up pipe (11), and the upper end of sweep-up pipe (11) uniformly offers multiple
Circular hole, the upper end frame of sweep-up pipe (11) are provided with filter screen (12), and the front side of sweep-up pipe (11) and filter screen (12) is provided with baffle plate (9)；Institute
The centre for stating main body frame (7) is small-sized blackboard (8), and main body frame (7) upper end is installed with projection screen component (13).
2. a kind of language teaching exhibiting device according to claim 1, it is characterised in that the centre of the baffle plate (9) is set
There is a hook (10).
3. a kind of language teaching exhibiting device according to claim 1, it is characterised in that the air dispelling hole (19) and exhausting
The exhaust outlet of machine (18) is corresponding.
4. a kind of language teaching exhibiting device according to claim 1, it is characterised in that the height of the baffle plate (9) is high
Height in filter screen (12).
5. a kind of language teaching exhibiting device according to claim 1, it is characterised in that the projection screen component (13)
Lower end is provided with hook (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720863167.XU CN207008279U (en) | 2017-07-06 | 2017-07-06 | A kind of language teaching exhibiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720863167.XU CN207008279U (en) | 2017-07-06 | 2017-07-06 | A kind of language teaching exhibiting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207008279U true CN207008279U (en) | 2018-02-13 |
Family
ID=61454306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720863167.XU CN207008279U (en) | 2017-07-06 | 2017-07-06 | A kind of language teaching exhibiting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207008279U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109130605A (en) * | 2018-08-10 | 2019-01-04 | 王建国 | A kind of teacher education teaching aid |
| CN109545008A (en) * | 2019-01-14 | 2019-03-29 | 淄博职业学院 | A kind of Multi-media Computer Teaching device |
| CN109664652A (en) * | 2019-02-27 | 2019-04-23 | 吉林工程技术师范学院 | A kind of device suitable for multimedia mathematical education |
-
2017
- 2017-07-06 CN CN201720863167.XU patent/CN207008279U/en not_active IP Right Cessation
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109130605A (en) * | 2018-08-10 | 2019-01-04 | 王建国 | A kind of teacher education teaching aid |
| CN109545008A (en) * | 2019-01-14 | 2019-03-29 | 淄博职业学院 | A kind of Multi-media Computer Teaching device |
| CN109664652A (en) * | 2019-02-27 | 2019-04-23 | 吉林工程技术师范学院 | A kind of device suitable for multimedia mathematical education |
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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: 20180213 Termination date: 20180706 |