CN209240735U - The multi-purpose all-round blackboard for teaching of one kind - Google Patents
The multi-purpose all-round blackboard for teaching of one kind Download PDFInfo
- Publication number
- CN209240735U CN209240735U CN201821493525.3U CN201821493525U CN209240735U CN 209240735 U CN209240735 U CN 209240735U CN 201821493525 U CN201821493525 U CN 201821493525U CN 209240735 U CN209240735 U CN 209240735U
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- China
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- fixed
- plate body
- groups
- blackboard
- spring
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Abstract
The utility model discloses the multi-purpose all-round blackboard for teaching of one kind, including plate body, the top and bottom of the plate body are respectively and fixedly provided with L-type plate, sliding rail is respectively and fixedly provided between the inside and plate body of the L-type plate, the surface scrolls of the sliding rail are connected with four groups of encapsulated bearings, the inside of the groove is respectively and fixedly provided with the first spring, one end of first spring passes through link block respectively and is fixed with cylindrical rod and mounting plate, the bottom of the cylindrical rod is equipped with wiping flannelette, the inside of the cylindrical hole is equipped with telescopic rod, the inside of the telescopic rod is fixed with second spring, the bosom position of the mounting plate is rotatably connected to transverse slat by Damping rotation shaft, the side both ends of the transverse slat are fixed with fixed block, connecting rope is connected between fixed block described in two groups, the surface of the connecting rope is provided with clip, the utility model is vdiverse in function, convenient for pair Picture is shown, while convenient for wiping the letter written with chalk on blackboard.
Description
Technical field
The utility model relates to teaching aid technical fields, and in particular to the multi-purpose all-round blackboard for teaching of one kind.
Background technique
The apparatus for enabling student to use when intuitively, visually understanding each appliances used in the content of courses and teachers' instruction
General name, teaching aid referred to as.The learning interest of student can be improved in teaching aid, enriches perceptual knowledge, and help forms specific concept, develops
The observation ability and thinking ability of student.Generally divide common teaching aid, special teaching aid, 3 class of Teachig-aid for infant studying；Common teaching aid: including in
Conventional and professional teaching aid used in primary school's basic education and big, all kinds of specialized educations of special secondary school.Generally there is material object, by objective things
It is directly presented in face of student, so as to student's direct feeling；Object simulating, including sample, model and other duplicate, such as earth
Instrument, manikin, engineering equipment model etc.；Describe the chart of things image, including picture, photo, map and statistics, design etc.
Various visualization charts；The sophisticated equipment for reproducing things image and its process, such as projector, television set, recorder, video recording
Machine, slide projector, projector etc..The conventional teaching aid used when also giving lessons, such as blackboard, blackboard eraser, blank, chalk.
Currently, blackboard for teaching function is relatively single directly to carry out teaching writing use, and it is not easy to blackboard
On letter written with chalk wiped.
Utility model content
The purpose of this utility model is to provide the multi-purpose all-round blackboard for teaching of one kind, to solve in above-mentioned background technique
The relatively single direct progress teaching writing use of the blackboard for teaching function of mentioning, and be not easy to the chalk on blackboard
The problems such as word is wiped.
To achieve the above object, the utility model provides the following technical solutions: the multi-purpose all-round blackboard for teaching of one kind, including
Plate body, the top and bottom of the plate body are respectively and fixedly provided with L-type plate, are respectively and fixedly provided with sliding rail between the inside and plate body of the L-type plate,
The surface scrolls of the sliding rail are connected with four groups of encapsulated bearings, and cylindricality block is mounted in the inner ring of the encapsulated bearing, described
The inside of cylindricality block opens up fluted, and the inside of the groove is respectively and fixedly provided with the first spring, one end point of first spring
Cylindrical rod and mounting plate are not fixed with by link block, the bottom of the cylindrical rod is equipped with wiping flannelette, the table of the mounting plate
Face offers cylindrical hole, and the inside of the cylindrical hole is equipped with telescopic rod, and the inside of the telescopic rod is fixed with second spring, institute
The bosom position for stating mounting plate is rotatably connected to transverse slat by Damping rotation shaft, and the side both ends of the transverse slat are fixed with fixation
Block is connected with connecting rope between fixed block described in two groups, and the surface of the connecting rope is provided with clip.
Preferably, the both ends of the plate body are symmetrically arranged with riser.
Preferably, the surface wiped flannelette and be close to plate body, is slidably connected by the surface of encapsulated bearing and plate body.
Preferably, the telescopic rod is at least provided with two groups, and the two sides that two groups of telescopic rods are located at transverse slat are staggered.
Preferably, the clip is at least provided with four groups, and four groups of clips are movably connected in the surface of connecting rope.
Preferably, the outer diameter of the cylindrical rod is greater than at least four millimeters of internal diameter of groove.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model is vdiverse in function, convenient for being clamped displaying to some picture informations, ties picture mutually with text
Close can advantageously with teaching, while convenient for the letter written with chalk on blackboard carry out erasing be applicable in it is more convenient；
2, the utility model is by being added encapsulated bearing, link block, mounting plate, telescopic rod, second spring, transverse slat, damping
The setting of shaft, connecting rope and clip rotates transverse slat by Damping rotation shaft and is fixed under the action of telescopic rod, then passes through
Clip is clamped fixation to some picture informations, while under the action of encapsulated bearing, can be by the mobile suitable position of picture
It sets and is shown, and be not take up write area, while being convenient for dismounting；
3, the utility model by be added encapsulated bearing, link block, cylindrical rod, the first spring and wipe the setting of flannelette can be with
By pushing cylindrical rod to be slided in the just face of plate body, the letter written with chalk so as to more convenient plate body just face is wiped
It removes, easy to use, the mode of grafting carries out cleaning easier for installation.
Detailed description of the invention
Fig. 1 is the top view of the utility model；
Fig. 2 is the right side the schematic diagram of the section structure of the utility model；
Fig. 3 is the left side the schematic diagram of the section structure of the utility model.
In figure: 1 plate body, 2 L-type plates, 3 sliding rails, 4 encapsulated bearings, 5 cylindricality blocks, 6 grooves, 7 first springs, 8 cylindrical rods, 9
Flannelette, 11 cylindrical holes, 12 telescopic rods, 13 second springs, 14 Damping rotation shafts, 15 transverse slats, 16 fixed blocks, 17 companies are wiped in mounting plate, 10
Splicing, 18 clips, 19 risers, 20 link 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.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of technical solution as shown in Figs. 1-3, and one kind being mostly used all-round blackboard for teaching, including
Plate body 1, the top and bottom of the plate body 1 are respectively and fixedly provided with L-type plate 2, are respectively and fixedly provided between the inside and plate body 1 of the L-type plate 2
Sliding rail 3, the surface scrolls of the sliding rail 3 are connected with four groups of encapsulated bearings 4, are mounted on column in the inner ring of the encapsulated bearing 4
Shape block 5, the inside of the cylindricality block 5 open up fluted 6, and the inside of the groove 6 is respectively and fixedly provided with the first spring 7, and described
One end of one spring 7 passes through link block 20 respectively and is fixed with cylindrical rod 8 and mounting plate 9, and the bottom of the cylindrical rod 8 is equipped with wiping
Flannelette 10, described to wipe the cloth that flannelette 10 is erasing chalk word, the surface of the mounting plate 9 offers cylindrical hole 11, the column
The inside in shape hole 11 is equipped with telescopic rod 12, and the telescopic rod 12 includes outer sleeve and fixed link, and the fixed link is in outer sleeve
Internal slide connection, the second spring 13 is fixed between outer sleeve and fixed link, and the inside of the telescopic rod 12 is fixed
There is second spring 13, the bosom position of the mounting plate 9 is rotatably connected to transverse slat 15, the transverse slat by Damping rotation shaft 14
15 side both ends are fixed with fixed block 16, and connecting rope 17 is connected between fixed block 16 described in two groups, the connecting rope 17
Surface is provided with clip 18.
Specifically, the both ends of the plate body 1 are symmetrically arranged with riser 19, prevent cylindrical rod 8 and mounting plate 9 from sliding.
Specifically, the surface wiped flannelette 10 and be close to plate body 1, is slided by the surface of encapsulated bearing 4 and plate body 1 and is connected
It connects, is wiped convenient for the letter written with chalk to 1 surface of plate body, operate enhanced convenience, simply.
Specifically, the telescopic rod 12 is at least provided with two groups, and the two sides that two groups of telescopic rods 12 are located at transverse slat 15 interlock
Setting, convenient for the transverse slat 15 of rotation is fixed, while can save the space of writing, keep operation more flexible.
Specifically, the clip 18 is at least provided with four groups, and four groups of clips 18 are movably connected in the surface of connecting rope 17,
Convenient for being clamped to some pictures, facilitates picture and text to combine and impart knowledge to students.
Specifically, the outer diameter of the cylindrical rod 8 is greater than at least four millimeters of internal diameter of groove 6, convenient for mounting plate 9 and cylindricality
Installation is fixed in bar 8.
Structural principle: since the top and bottom of plate body 1 are respectively and fixedly provided with L-type plate 2, between the inside and plate body 1 of L-type plate 2
It is respectively and fixedly provided with sliding rail 3, the surface scrolls of sliding rail 3 are connected with four groups of encapsulated bearings 4, are mounted on column in the inner ring of encapsulated bearing 4
Shape block 5, the inside of cylindricality block 5 open up fluted 6, and the inside of groove 6 is respectively and fixedly provided with the first spring 7, one end of the first spring 7
Cylindrical rod 8 and mounting plate 9 are fixed with by link block 20 respectively, the bottom of cylindrical rod 8, which is equipped with, wipes flannelette 10, such setting
Cylindrical rod 8 can be pushed to slide wiping flannelette 10 on the surface of plate body 1 by encapsulated bearing 4, consequently facilitating to plate body 1
The letter written with chalk on surface is wiped, and use is more convenient, while being convenient for dismounting, convenient to clean to sassafras flannelette 10；
Since the surface of mounting plate 9 offers cylindrical hole 11, the inside of cylindrical hole 11 is equipped with telescopic rod 12, telescopic rod 12
Inside be fixed with second spring 13, the bosom position of mounting plate 9 is rotatably connected to transverse slat 15 by Damping rotation shaft 14, horizontal
The side both ends of plate 15 are fixed with fixed block 16, and connecting rope 17, the table of the connecting rope 17 are connected between two groups of fixed blocks 16
Face is provided with clip 18, is rotated under the action of Damping rotation shaft 14 to transverse slat 15 by finger, then flexible by pressing
Transverse slat 15 is fixed in bar 12, horizontal positioned so as to realize transverse slat 15, then is clamped by clip 18 to picture, side
Just make to be explained in such a way that picture and text combine in teaching, keep blackboard function more various, while improving the effect of explanation
Rate.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (6)
1. the multi-purpose all-round blackboard for teaching of one kind, including plate body (1), it is characterised in that: the top and bottom of the plate body (1) are equal
It is fixed with L-type plate (2), is respectively and fixedly provided with sliding rail (3) between the inside and plate body (1) of the L-type plate (2), the table of the sliding rail (3)
Face rolls and is connected with four groups of encapsulated bearings (4), is mounted on cylindricality block (5), the cylindricality in the inner ring of the encapsulated bearing (4)
The inside of block (5) opens up fluted (6), and the inside of the groove (6) is respectively and fixedly provided with the first spring (7), first spring
(7) one end passes through link block (20) respectively and is fixed with cylindrical rod (8) and mounting plate (9), the bottom installation of the cylindrical rod (8)
Have wiping flannelette (10), the surface of the mounting plate (9) offers cylindrical hole (11), and the inside of the cylindrical hole (11), which is equipped with, stretches
The inside of contracting bar (12), the telescopic rod (12) is fixed with second spring (13), and the bosom position of the mounting plate (9) is logical
Overdamp shaft (14) is rotatably connected to transverse slat (15), and the side both ends of the transverse slat (15) are fixed with fixed block (16), and two groups
It is connected with connecting rope (17) between the fixed block (16), the surface of the connecting rope (17) is provided with clip (18).
2. a kind of multi-purpose all-round blackboard for teaching according to claim 1, it is characterised in that: the both ends of the plate body (1)
It is symmetrically arranged with riser (19).
3. a kind of multi-purpose all-round blackboard for teaching according to claim 1, it is characterised in that: the wiping flannelette (10) is close to
The surface of plate body (1) is slidably connected by encapsulated bearing (4) and the surface of plate body (1).
4. a kind of multi-purpose all-round blackboard for teaching according to claim 1, it is characterised in that: the telescopic rod (12) is at least
Two groups are provided with, and the two sides that two groups of telescopic rods (12) are located at transverse slat (15) are staggered.
5. a kind of multi-purpose all-round blackboard for teaching according to claim 1, it is characterised in that: the clip (18) at least sets
Four groups are equipped with, and four groups of clips (18) are movably connected in the surface of connecting rope (17).
6. a kind of multi-purpose all-round blackboard for teaching according to claim 1, it is characterised in that: outside the cylindrical rod (8)
Diameter is greater than at least four millimeters of internal diameter of groove (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821493525.3U CN209240735U (en) | 2018-09-13 | 2018-09-13 | The multi-purpose all-round blackboard for teaching of one kind |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821493525.3U CN209240735U (en) | 2018-09-13 | 2018-09-13 | The multi-purpose all-round blackboard for teaching of one kind |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209240735U true CN209240735U (en) | 2019-08-13 |
Family
ID=67517745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821493525.3U Expired - Fee Related CN209240735U (en) | 2018-09-13 | 2018-09-13 | The multi-purpose all-round blackboard for teaching of one kind |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209240735U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113327524A (en) * | 2021-05-13 | 2021-08-31 | 湖南警察学院 | Big data visualization analysis system device |
-
2018
- 2018-09-13 CN CN201821493525.3U patent/CN209240735U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113327524A (en) * | 2021-05-13 | 2021-08-31 | 湖南警察学院 | Big data visualization analysis system device |
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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: 20190813 Termination date: 20200913 |
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| CF01 | Termination of patent right due to non-payment of annual fee |