CN206913997U - A kind of Chinese literature board of education - Google Patents
A kind of Chinese literature board of education Download PDFInfo
- Publication number
- CN206913997U CN206913997U CN201720186963.4U CN201720186963U CN206913997U CN 206913997 U CN206913997 U CN 206913997U CN 201720186963 U CN201720186963 U CN 201720186963U CN 206913997 U CN206913997 U CN 206913997U
- Authority
- CN
- China
- Prior art keywords
- projection screen
- spool
- electric cylinders
- framework
- transverse concave
- 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
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Abstract
It the utility model is related to a kind of Chinese literature board of education, including framework, the blackboard being provided with framework, transverse concave groove is respectively equipped with the lower and upper cross-member of framework, the right side crossbeam of framework is provided with a vertical groove, electric cylinders are fixed with transverse concave groove, a spool is provided with vertical groove, the upper and lower end face of spool and vertical groove is rotatablely connected, and is fixed with motor in the vertical groove of one end of spool, the output shaft of motor is fixedly connected with spool；Projection screen is located at the right side of right side crossbeam, and the left end of the projection screen passes through right side crossbeam and extended in vertical groove and is fixedly connected with spool, and a cross bar is connected with the right side of projection screen；The upper and lower ends of cross bar are fixedly connected with extending to the telescopic end of the electric cylinders outside transverse concave groove respectively；Simple in construction, the blackboard and projection screen of setting can be imparted knowledge to students simultaneously, enrich the function of board of education, while when without using projection screen, projection screen is automatically retracted, and projection screen is protected, and has saved the cost of teaching.
Description
Technical field
The utility model belongs to literature teaching aid field, more particularly to a kind of Chinese literature board of education.
Background technology
Chinese literature Specialization education has Chinese literature basic theories, rudimentary knowledge and basic skills, can be in news
Literature and art Publishing branch, scientific research institution and machine-operated enterprises and institutions are engaged in literary criticism, Chinese literature teaching and research work, with
And the Chinese literature specialized personnel of the real work in terms of culture, publicity.Chinese literature teacher needs during giving lessons
Carry out substantial amounts of article to explain with vocabulary, to help student to understand, increase the stock of knowledge amount of student.So teacher is giving lessons
When need a large amount of writings on the blackboard, Chinese literature board of education can provide the place of writing on the blackboard to teacher, and have diversified function
It is easy to the teaching of Chinese literature, general board of education can be folded placement, small volume, be not take up larger area, and take
Band is convenient, is easy to height to adjust, and the usable floor area of each board of education expansion increase teaching plate face, is easy to teacher's scoreboard face to write literature
Resources material, improve the learning interest and results of learning of student.
At present, known Chinese literature board of education construction is to include framework, hitching frame, storage compartment, storing bin, is write
Plate, tool box, clamping frame, top plate, spring.The Chinese literature board of education function is single, it is impossible to and carry out multimedia and imparted knowledge to students,
Need, from new installation projection screen, to add the cost of teaching, while same teaching can not be met again when needing multimedia teaching
Conventional teaching is carried out on plate and multimedia teaching is combined.
Utility model content
The shortcomings that in order to overcome above-mentioned prior art, the purpose of this utility model are to provide simple in construction, the Neng Goutong of one kind
Shi Jinhang multimedias and conventional teaching, improve the Chinese literature board of education of the function of board of education.
To reach above-mentioned purpose, the utility model uses following technical scheme, a kind of Chinese literature board of education, including frame
Frame, the blackboard being provided with framework, transverse concave groove, the right side crossbeam of the framework is respectively equipped with the lower and upper cross-member of described framework
A vertical groove is provided with, electric cylinders are fixed with described transverse concave groove, a spool is provided with described vertical groove, it is described
Spool and the upper and lower end face of vertical groove be rotatablely connected, be fixed with motor in the vertical groove of one end of described spool,
The output shaft of the motor is fixedly connected with spool；
Also include a projection screen, described projection screen is located at the right side of right side crossbeam, and the left end of the projection screen passes through the right side
Side crossbeam and extending in vertical groove is fixedly connected with spool, and a cross bar is connected with the right side of projection screen；The cross bar it is upper
Lower both ends are fixedly connected with extending to the telescopic end of the electric cylinders outside transverse concave groove respectively；
Power supply, controller and wireless signal receiver are additionally provided with described transverse concave groove, described power supply passes through control
Device is electrically connected with motor and electric cylinders respectively, and described controller is electrically connected with wireless signal receiver by wire, described nothing
Line signal receiver receives the signal that remote control is sent, and the signal received is passed and is sent to controller.
Extend on the telescopic end of the electric cylinders outside transverse concave groove and be arranged with telescopic, one end of described telescopic and right horizontal stroke
Beam is fixedly connected, and the other end of telescopic is fixedly connected with cross bar.
An installing plate is fixed with described transverse concave groove, described electric cylinders are bolted on installing plate.
Rubber ring is provided between described electric cylinders and the inwall of transverse concave groove.
Described telescopic is to be folded to form by aluminium foil.
Described blackboard is made up of upper face and lower face, is respectively equipped with the inside of the left and right of described framework front and rear mutual
Parallel guide rail, described upper face and lower face are respectively provided on the guide rail being parallel to each other.
The beneficial effects of the utility model are：Simple in construction, the blackboard and projection screen of setting can be imparted knowledge to students simultaneously, rich
The rich function of board of education, while when without using projection screen, projection screen is automatically retracted, and projection screen is protected, and is saved
The cost of teaching.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is structural representation of the utility model without using projection screen；
Fig. 3 is the structural representation that the utility model has 1 piece of blackboard；
Fig. 4 is Fig. 1 interfacial structure schematic diagram；
Fig. 5 the utility model electrically connects block diagram.
In figure：1. framework；2. right side crossbeam；3. blackboard；4. projection screen；5. transverse concave groove；6. electric cylinders；7. spool；It is 8. perpendicular
To groove；9. motor；10. cross bar；11. telescopic；12. installing plate；13. bolt；14. rubber ring；15. guide rail；16. power supply；
17. controller；18. wireless signal receiver；301. upper face；302. lower face.
Embodiment
The utility model is described in detail with reference to the accompanying drawings and examples.
In description of the present utility model, it is to be understood that term " " center ", " on ", " under ", "front", "rear",
The orientation or position relationship of the instruction such as "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " is based on accompanying drawing institutes
The orientation or position relationship shown, it is for only for ease of description the utility model and simplifies description, rather than indicates or imply and be signified
Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this practicality
New limitation.
Term " first ", " second " be only used for describe purpose, and it is not intended that instruction or imply relative importance or
The implicit quantity for indicating indicated technical characteristic.Thus, " first " is defined, the feature of " second " can be expressed or imply
Ground includes one or more this feature.In description of the present utility model, unless otherwise indicated, " multiple " are meant that two
Individual or two or more.
Embodiment 1
A kind of Chinese literature board of education as shown in figures 1 and 3, including framework 1, the blackboard 3 being provided with framework 1, institute
The blackboard 3 stated is mainly used in traditional teaching, and transverse concave groove 5, the framework are respectively equipped with the lower and upper cross-member of described framework 1
1 right side crossbeam 2 is provided with a vertical groove 8, and electric cylinders 6, described vertical groove 8 are fixed with described transverse concave groove 5
A spool 7 is inside provided with, described spool 7 and the upper and lower end face of vertical groove 8 are rotatablely connected, and one end of described spool 7 is erected
Motor 9 is fixed with into groove 8, the output shaft of the motor 9 is fixedly connected with spool 7；
Also including a projection screen 4, described projection screen 4 is mainly used in multimedia teaching, during multimedia teaching,
Projecting apparatus can project to video display on projection screen, be learnt for classmate, and described projection screen 4 is located at the right side of right side crossbeam 2
Side, and the left end of the projection screen 4 passes through right side crossbeam 2 and extended in vertical groove 8 and is fixedly connected with spool 7, projection screen 4
Right side is connected with a cross bar 10；The upper and lower ends of the cross bar 10 are respectively with extending to the telescopic ends of the electric cylinders 6 outside transverse concave groove 5
It is fixedly connected；Described cross bar 10 is mainly supported to projection screen 4, and described spool 7 is mainly rolled back to projection screen 4
Receive, motor 9 as described in Figure 2 drives spool 7 to rotate, projection screen 4 is rolled onto when projection screen 4 needs to be rolled onto on spool 7
On spool 7, when being needed to use to projection screen, motor overturning, projection screen is taken apart from the row of spool 7, at the same electric cylinders 6 promote cross bar 10 to
It is preceding to move and then drive projection screen 4 to deploy.
Power supply 16, controller 17 and wireless signal receiver 18, described power supply 16 are additionally provided with described transverse concave groove 5
Electrically connected respectively with motor 9 and electric cylinders 6 by controller 17, controller 7 as described in Figure 5 passes through with wireless signal receiver 18
Wire electrically connects, and described wireless signal receiver 18 receives the signal that remote control is sent, and the signal received is passed and sent
To controller 17.The described major control electric cylinders 6 of controller 17 and the working condition of motor 9, power supply 16 are mainly motor 9 and electricity
The work of cylinder 6 provides power supply, and the power supply can be that lithium battery power supply can also be household electricity, after remote manipulator sends name,
Wireless signal receiver 18 receives the order sent, and the order received is sent into controller 17, the basis of controller 17
The signal control electric cylinders 6 and the working condition of motor 9 received, control the working condition of electric cylinders 6 and motor 9 mainly to wrap herein
Include the retracted position of electric cylinders 6, the rotating forward of motor 9, invert and the state such as be stopped；It is controller 17 in the present embodiment, wireless
Signal receiver 18 is all the most frequently used common knowledge of this technology and conventional meanses, while is also that in the market is also commercially available everywhere
Matured product, just its model and structure are not described in detail herein.
Specifically, when needing to use projection screen 4, order, wireless signal receiver 18 are sent by the remote control of distal end
After receiving order, and controller 17 is sent a command to, controller 17 controls the telescopic end elongation of electric cylinders 6, promotes cross bar 10
Travel forward, while motor 9 inverts, projection screen 4 twines out from rotating shaft 7, when the telescopic end of electric cylinders 6 is elongated to most long, projection
Curtain 4 is spread out for using completely, and when without using projection screen 4, controller 17 controls the telescopic end of electric cylinders 6 to retract, and pulls cross bar
10 are moved backward, while motor 9 rotates forward, and projection screen 4 is wrapped in rotating shaft 7, complete the recovery of projection screen, meet multimedia religion
And conventional teaching, the function of board of education is enriched, while when without using projection screen, projection screen automatically retracts, to projection screen
Protected, saved the cost of teaching.
Embodiment 2
Further, in order that whole board of education is more completed, appearance looks elegant, the electric cylinders 6 outside transverse concave groove 5 are being extended to
Telescopic end on be arranged with telescopic 11, one end of described telescopic 11 is fixedly connected with right crossbeam 2, telescopic 11 it is another
End is fixedly connected with cross bar 10.Described telescopic 11 is to be folded to form by aluminium foil, and the effect of the telescopic 11 is to make entirely to teach
It is more complete to learn plate, while does not influence the stretching motion of electric cylinders 6.
Further, in order to facilitate the installation of electric cylinders 6, an installing plate 12 is fixed with described transverse concave groove 5, it is described
Electric cylinders 6 be fixed on by bolt 13 on installing plate 12.
Further, in order to ensure that electric cylinders 6 during work, will not shake, while will not be with transverse direction
Groove 5 is collided, and avoids electric cylinders 6 from being damaged, and rubber ring is provided between the inwall of described electric cylinders 6 and transverse concave groove 5
14。
Further, in order to ensure that whole blackboard 3 can be more utilized, the high-and low guiding blackening because of teacher is avoided
The part of plate top can not be fully utilized, and be by 302 groups of upper face 301 and lower face in the blackboard 3 as described in Fig. 1 and Fig. 4
Into the left and right inner side of described framework 1 is respectively equipped with the front and rear guide rail 15 being parallel to each other, described upper face 301 and lower face
302 are respectively provided on the guide rail 15 being parallel to each other.
Above example is only for example, not forming to the scope of protection of the utility model to of the present utility model
Limitation, every design same or analogous with the utility model belonged within the scope of protection of the utility model.
Claims (6)
- A kind of 1. Chinese literature board of education, it is characterised in that：Including framework（1）, framework（1）The blackboard being inside provided with（3）, it is described Framework（1）Lower and upper cross-member on be respectively equipped with transverse concave groove（5）, the framework（1）Right side crossbeam（2）It is vertical to be provided with one Groove（8）, described transverse concave groove（5）Inside it is fixed with electric cylinders（6）, described vertical groove（8）Inside it is provided with a spool（7）, Described spool（7）With vertical groove（8）Upper and lower end face rotation connection, described spool（7）One end vertical groove（8） Inside it is fixed with motor（9）, the motor（9）Output shaft and spool（7）It is fixedly connected；Also include a projection screen（4）, described projection screen（4）Positioned at right side crossbeam（2）Right side, and the projection screen（4）A left side Hold through right side crossbeam（2）And extend to vertical groove（8）In with spool（7）It is fixedly connected, projection screen（4）Right side be connected with One cross bar（10）；The cross bar（10）Upper and lower ends respectively with extending to transverse concave groove（5）Outer electric cylinders（6）Telescopic end consolidate Fixed connection；Described transverse concave groove（5）Inside it is additionally provided with power supply（16）, controller（17）And wireless signal receiver（18）, described electricity Source（16）Pass through controller（17）Respectively with motor（9）And electric cylinders（6）Electrical connection, described controller（17）Connect with wireless signal Receive device（18）Electrically connected by wire, described wireless signal receiver（18）The signal that remote control is sent is received, and will be received To signal pass be sent to controller（17）.
- 2. a kind of Chinese literature board of education according to claim 1, it is characterised in that extend to transverse concave groove（5）Outside Electric cylinders（6）Telescopic end on be arranged with telescopic（11）, described telescopic（11）One end and right side crossbeam（2）It is fixed to connect Connect, telescopic（11）The other end and cross bar（10）It is fixedly connected.
- A kind of 3. Chinese literature board of education according to claim 1, it is characterised in that described transverse concave groove（5）It is interior It is fixed with an installing plate（12）, described electric cylinders（6）Pass through bolt（13）It is fixed on installing plate（12）On.
- A kind of 4. Chinese literature board of education according to claim 3, it is characterised in that described electric cylinders（6）With transverse direction Groove（5）Inwall between be provided with rubber ring（14）.
- A kind of 5. Chinese literature board of education according to claim 2, it is characterised in that described telescopic（11）Be by Aluminium foil is folded and formed.
- A kind of 6. Chinese literature board of education according to claim 1, it is characterised in that described blackboard（3）It is by upper Plate face（301）And lower face（302）Composition, described framework（1）Left and right on the inside of be respectively equipped with the front and rear guide rail being parallel to each other （15）, described upper face（301）And lower face（302）It is respectively provided at the guide rail being parallel to each other（15）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720186963.4U CN206913997U (en) | 2017-02-28 | 2017-02-28 | A kind of Chinese literature board of education |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720186963.4U CN206913997U (en) | 2017-02-28 | 2017-02-28 | A kind of Chinese literature board of education |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206913997U true CN206913997U (en) | 2018-01-23 |
Family
ID=61309496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720186963.4U Expired - Fee Related CN206913997U (en) | 2017-02-28 | 2017-02-28 | A kind of Chinese literature board of education |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206913997U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112233465A (en) * | 2020-10-29 | 2021-01-15 | 温州职业技术学院 | Projection equipment for information technology teaching |
-
2017
- 2017-02-28 CN CN201720186963.4U patent/CN206913997U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112233465A (en) * | 2020-10-29 | 2021-01-15 | 温州职业技术学院 | Projection equipment for information technology teaching |
| CN112233465B (en) * | 2020-10-29 | 2022-04-12 | 温州职业技术学院 | Projection equipment for information technology teaching |
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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 |
Granted publication date: 20180123 Termination date: 20190228 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |