CN209320546U - A kind of high several teachers, which impart knowledge to students, uses multi-functional blackboard - Google Patents
A kind of high several teachers, which impart knowledge to students, uses multi-functional blackboard Download PDFInfo
- Publication number
- CN209320546U CN209320546U CN201821909664.XU CN201821909664U CN209320546U CN 209320546 U CN209320546 U CN 209320546U CN 201821909664 U CN201821909664 U CN 201821909664U CN 209320546 U CN209320546 U CN 209320546U
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- China
- Prior art keywords
- blackboard
- slot
- wall
- rotational sleeve
- locating rod
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Abstract
The utility model discloses a kind of high several teachers to impart knowledge to students with multi-functional blackboard, including framework, a mounting groove is offered on the side wall of the framework side, the mounting groove is fixedly connected with a fixed link between the two opposite cell walls up and down at notch, rotation is socketed with the rotational sleeve to match with fixed link on the bar wall of the fixed link, the utility model beneficial effect achieved is: when needing Rotary Blackboard, locating rod is pulled by pull ring first, so that locating rod is detached from from locating slot, release the fixation to blackboard, the direction turned to required for blackboard being turned at this time, when needing blackboard to be returned to original position, locating rod is pulled out by pull ring again, then blackboard is returned to original position and unclamps pull ring, locating rod springs into locating slot under the action of the spring and blackboard is fixed, simply just Prompt completes integrated operation, avoids the learning effect for influencing student's upper class hour.
Description
Technical field
The utility model relates to a kind of multi-functional blackboard, in particular to a kind of high several teachers impart knowledge to students with multi-functional blackboard, category
In teaching aid technical field.
Background technique
Existing university classroom area is big, and student is more, when carrying out the teaching of high number, in the student of front-seat corner
Chu can not be seen, reduced the learning effect of student's upper class hour, therefore, it is necessary to propose a kind of high several teachers in view of the above problems
Multi-functional blackboard is used in teaching.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies of existing technologies, and provides a kind of high several teachers' teaching use
Multi-functional blackboard.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:
A kind of high several teachers of the utility model impart knowledge to students with multi-functional blackboard, including framework, on the side wall of the framework side
A mounting groove is offered, the mounting groove is fixedly connected with a fixation between the two opposite cell walls up and down at notch
Bar, rotation is socketed with the rotational sleeve to match with fixed link on the bar wall of the fixed link, and the rotational sleeve is in two
End opening setting, the rotational sleeve is fixedly connected with one piece of blackboard on the outer tube wall far from mounting groove slot bottom side, described black
Plate two opposite edges parallel with rotational sleeve are fixedly connected with two first support bars, and two first support bars are closed
It is symmetrical set in rotational sleeve, wherein offering one on a side wall of the first support bar far from rotational sleeve side
Locating slot, the mounting groove correspond to and offer a location hole, the remotely located slot of location hole on the cell wall for positioning groove location
It is open at one end be arranged in through framework, the positioning hole slidably connects a locating rod, and the locating rod is close to positioning
One end of slot sequentially passes through the notch of location hole and locating slot and extends in locating slot, and offsets with the slot bottom of locating slot, institute
The one end for stating the remotely located slot of locating rod passes through the correspondence aperture of location hole and extends to outside framework, the inner hole wall of the location hole
On offer an annular groove, slidably connected in the annular groove one be in hollow setting ring block, the ring block is solid
Surely it is socketed on the correspondence bar wall of locating rod, the annular groove is fixedly connected with spring on the cell wall far from ring block side, institute
Spring is stated to be fixedly connected on ring block far from one end of annular groove groove wall.
As a kind of optimal technical scheme of the utility model, the locating rod is located at one end in locating slot in semicircle shape
Setting, the locating rod, which is located on the side pole wall outside framework, offers through-hole, and a pull ring is socketed in the through-hole.
It is in symmetry shape on the opposite outer tube wall of the two of the rotational sleeve as a kind of optimal technical scheme of the utility model
Several second support bars are fixedly connected with, several second support bars are fixedly connected with far from one end of rotational sleeve
In corresponding first support bar, bar wall of several second support bars close to blackboard side is fixedly connected with blackboard.
As a kind of optimal technical scheme of the utility model, the mounting groove corresponds to turning set on the cell wall of bottom
The position of cylinder offers the rotation slot being arranged in a ring, notch and rotation of the lower end of the rotational sleeve through rotation slot
It is connected in rotation slot.
As a kind of optimal technical scheme of the utility model, bottom sidewall of the blackboard far from mounting groove slot bottom side
On be fixedly installed with ash receiving plate.
The utility model beneficial effect achieved is: when needing Rotary Blackboard, locating rod is pulled by pull ring first,
So that locating rod is detached from from locating slot, the fixation to blackboard is released, blackboard can be turned to required rotation at this time
Locating rod is pulled out when needing blackboard to be returned to original position, then through pull ring, blackboard is then returned to original position by the direction arrived
Pull ring is set and unclamps, locating rod springs into locating slot under the action of the spring and blackboard is fixed, and simple and convenient completes
Integrated operation avoids the learning effect for influencing student's upper class hour.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the overlooking structure diagram of the utility model；
Fig. 3 is the enlarged structure schematic diagram of part A in Fig. 1；
Fig. 4 is the enlarged structure schematic diagram of part B in Fig. 1.
In figure: 1, framework；2, mounting groove；3, fixed link；4, rotational sleeve；5, blackboard；6, first support bar；7, it positions
Slot；8, location hole；9, locating rod；10, annular groove；11, ring block；12, spring；13, through-hole；14, pull ring；15, the second support
Bar；16, rotation slot；17, ash receiving plate.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment
As shown in Figs 1-4, the utility model provides a kind of high several teachers and imparts knowledge to students with multi-functional blackboard, including framework 1, framework
A mounting groove 2 is offered on the side wall of 1 side, mounting groove 2 is fixedly connected between the two opposite cell walls up and down at notch
There is a fixed link 3, rotation is socketed with the rotational sleeve to match with fixed link 34, turning set on the bar wall of fixed link 3
Cylinder 4 is arranged in both ends open, and rotational sleeve 4 is fixedly connected with one piece of blackboard 5 on the outer tube wall far from 2 slot bottom side of mounting groove,
Two opposite edges parallel with rotational sleeve 4 of blackboard 5 are fixedly connected with two first support bars 6, two first support bars 6
It is symmetrical set about rotational sleeve 4, wherein offering one on a side wall of the first support bar 6 far from 4 side of rotational sleeve
A locating slot 7 offers a location hole 8, the remotely located slot 7 of location hole 8 on the cell wall of corresponding 7 position of locating slot of mounting groove 2
It is open at one end be arranged in through framework 1, slidably connect a locating rod 9 in location hole 8, locating rod 9 is close to locating slot 7
One end sequentially passes through the notch of location hole 8 and locating slot 7 and extends in locating slot 7, and offsets with the slot bottom of locating slot 7, fixed
One end of the position remotely located slot 7 of bar 9 passes through the correspondence aperture of location hole 8 and extends to outside framework 1, on the inner hole wall of location hole 8
An annular groove 10 is offered, a ring block 11 in hollow setting is slidably connected in annular groove 10, ring block 11 is fixed
It is socketed on the correspondence bar wall of locating rod 9, annular groove 10 is fixedly connected with spring 12, bullet on the cell wall far from 11 side of ring block
Spring 12 is fixedly connected on ring block 11 far from one end of 10 cell wall of annular groove.
Locating rod 9 is located at one end in locating slot 7 and is arranged in semicircle shape, enters in locating slot 7 convenient for locating rod 9, positioning
Bar 9, which is located on the side pole wall outside framework 1, offers through-hole 13, and a pull ring 14 is socketed in through-hole 13, is pulling locating rod 9
When enhanced convenience.
Several second support bars 15, Ruo Gangen are fixedly connected in symmetry shape on the opposite outer tube wall of the two of rotational sleeve 4
Second support bar 15 is fixedly connected in corresponding first support bar 6 far from one end of rotational sleeve 4, several second supports
Bar wall of the bar 15 close to 5 side of blackboard is fixedly connected with blackboard 5, is supported to blackboard 5, and the reinforcing effect of blackboard 5 is improved
Fruit.
The position that mounting groove 2 corresponds to rotational sleeve 4 on the cell wall of bottom offers the rotation being arranged in a ring
Slot 16, the lower end of rotational sleeve 4 are run through the notch of rotation slot 16 and are rotatably connected in rotation slot 16, carry out to rotational sleeve 4
Support.
Blackboard 5 is fixedly installed with ash receiving plate 17 in the bottom sidewall far from 2 slot bottom side of mounting groove, for connecing blackboard 5
The chalk dust fallen.
It is first when the student of front-seat corner does not see Chu and needs Rotary Blackboard 5 specifically, when using the utility model
It first passes through pull ring 14 and pulls out locating rod 9, so that locating rod 9 is detached from from locating slot 7, release the fixation to blackboard 5,
The viewing of student is convenient in the direction turned to required for blackboard 5 being turned at this time, and when student viewing finishes, need will be black
When plate 5 is returned to original position, then passes through pull ring 14 and pull out locating rod 9, blackboard 5 is then returned to original position and is unclamped
Pull ring 14, locating rod 9 offset under the action of spring 12 with blackboard 5, at this time pico- Rotary Blackboard 5 again, convenient for locating slot 7 and fixed
Position bar 9 coincides, and when locating slot 7 coincides with locating rod 9, locating rod 9 is ejected into locating slot 7 and blackboard 5 is fixed,
Simple and convenient completes integrated operation, avoids the learning effect for influencing student's upper class hour.
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 (5)
1. a kind of high several teachers impart knowledge to students with multi-functional blackboard, including framework (1), which is characterized in that the side of framework (1) side
A mounting groove (2) is offered on wall, the mounting groove (2) is fixedly connected between the two opposite cell walls up and down at notch
A piece fixed link (3), rotation is socketed with the rotational sleeve to match with fixed link (3) on the bar wall of the fixed link (3)
(4), the rotational sleeve (4) is arranged in both ends open, outer cylinder of the rotational sleeve (4) far from mounting groove (2) slot bottom side
One piece of blackboard (5) is fixedly connected on wall, the blackboard (5) two opposite edges parallel with rotational sleeve (4) are fixed to be connected
Two first support bars (6) are connected to, two first support bars (6) are symmetrical set about rotational sleeve (4), wherein one
A locating slot (7), the mounting groove (2) are offered on the side wall of separate rotational sleeve (4) side of the first support bar (6)
A location hole (8), one end of the remotely located slot of the location hole (8) (7) are offered on the cell wall of corresponding locating slot (7) position
Opening is arranged in through framework (1), slidably connects a locating rod (9) in the location hole (8), the locating rod (9) is leaned on
One end of nearly locating slot (7) sequentially passes through the notch of location hole (8) and locating slot (7) and extends in locating slot (7), and with calmly
The slot bottom of position slot (7) offsets, and one end of the remotely located slot of the locating rod (9) (7) passes through the correspondence aperture of location hole (8) and prolongs
It extends to framework (1) outside, an annular groove (10) is offered on the inner hole wall of the location hole (8), is slided in the annular groove (10)
Dynamic to be connected with a ring block (11) in hollow setting, the ring block (11) is fixedly attached to the correspondence bar of locating rod (9)
On wall, it is fixedly connected with spring (12) on the cell wall of separate ring block (11) side of the annular groove (10), the spring (12)
One end far from annular groove (10) cell wall is fixedly connected on ring block (11).
2. a kind of high several teachers according to claim 1 impart knowledge to students with multi-functional blackboard, which is characterized in that the locating rod
(9) one end being located in locating slot (7) is arranged in semicircle shape, and the locating rod (9), which is located on the side pole wall of framework (1) outside, opens
Equipped with through-hole (13), a pull ring (14) is socketed in the through-hole (13).
3. a kind of high several teachers according to claim 1 impart knowledge to students with multi-functional blackboard, which is characterized in that the rotational sleeve
(4) several second support bars (15), several second supports are fixedly connected in symmetry shape on the opposite outer tube wall of two
Bar (15) is fixedly connected on corresponding first support bar (6) far from the one end of rotational sleeve (4), and several described second
Bar wall of the strut (15) close to blackboard (5) side is fixedly connected with blackboard (5).
4. a kind of high several teachers according to claim 1 impart knowledge to students with multi-functional blackboard, which is characterized in that the mounting groove
(2) position that rotational sleeve (4) is corresponded on the cell wall of bottom offers the rotation slot being arranged in a ring (16), described
The lower end of rotational sleeve (4) is run through the notch of rotation slot (16) and is rotatably connected in rotation slot (16).
5. a kind of high several teachers according to claim 1 impart knowledge to students with multi-functional blackboard, which is characterized in that the blackboard (5)
Ash receiving plate (17) are fixedly installed in bottom sidewall far from mounting groove (2) slot bottom side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821909664.XU CN209320546U (en) | 2018-11-20 | 2018-11-20 | A kind of high several teachers, which impart knowledge to students, uses multi-functional blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821909664.XU CN209320546U (en) | 2018-11-20 | 2018-11-20 | A kind of high several teachers, which impart knowledge to students, uses multi-functional blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209320546U true CN209320546U (en) | 2019-08-30 |
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ID=67710725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821909664.XU Active CN209320546U (en) | 2018-11-20 | 2018-11-20 | A kind of high several teachers, which impart knowledge to students, uses multi-functional blackboard |
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| Country | Link |
|---|---|
| CN (1) | CN209320546U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111186232A (en) * | 2020-01-09 | 2020-05-22 | 南京中视联教育科学技术研究中心 | Writing device capable of keeping record for teaching |
-
2018
- 2018-11-20 CN CN201821909664.XU patent/CN209320546U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111186232A (en) * | 2020-01-09 | 2020-05-22 | 南京中视联教育科学技术研究中心 | Writing device capable of keeping record for teaching |
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