CN206524015U - A kind of multi-functional Chinese literature board of education - Google Patents
A kind of multi-functional Chinese literature board of education Download PDFInfo
- Publication number
- CN206524015U CN206524015U CN201720186965.3U CN201720186965U CN206524015U CN 206524015 U CN206524015 U CN 206524015U CN 201720186965 U CN201720186965 U CN 201720186965U CN 206524015 U CN206524015 U CN 206524015U
- Authority
- CN
- China
- Prior art keywords
- electric cylinders
- spool
- installation cavity
- blackboard
- rectangular recess
- 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
The utility model is related to a kind of multi-functional Chinese literature board of education, blackboard, and the top of described blackboard, which is provided with wrench, wrench, offers a rectangular recess, and the left and right sides of rectangular recess is installed with electric cylinders respectively；Also include projection curtain device, projection curtain device includes installing housing, installation cavity, spool, projection screen；The length direction opening that projection screen whereabouts is offered below housing is installed, one end of spool and the side wall of installation cavity are connected by axis of rotation, the output shaft of the other end of spool and the fixed motor being located in installation cavity is connected, the telescopic end of electric cylinders is fixedly connected with installing the rear end face of housing, and when electric cylinders are retracted, housing is installed completely into rectangular recess；Simple in construction, blackboard can carry out conventional teaching, and projection curtain device can realize multimedia teaching, and board of education can be automatically retracted when without using projection screen, realize the free switching between conventional teaching and multimedia teaching.
Description
Technical field
The utility model belongs to literature teaching aid field, more particularly to a kind of multi-functional 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 with diversified function
It is easy to the teaching of Chinese literature, general board of education can be folded placement, and small volume is not take up larger area, and take
Band is convenient, is easy to height to adjust, the usable floor area of each board of education expansion increase teaching plate face, is easy to teacher point plate face to write literature
Resources material, improves the learning interest and results of learning of student.
At present, known Chinese literature board of education construction is to include framework, and hitching frame, storage compartment, storing bin writes
Plate, tool box, clamping frame, top plate, spring.The Chinese literature board of education function is single, it is impossible to carries out multimedia and is imparted knowledge to students,
Need that projection screen is installed from new when needing multimedia teaching, the cost of teaching is added, while same teaching can not be met again
Conventional teaching is carried out on plate and multimedia teaching is combined.
Utility model content
In order to overcome the shortcoming of above-mentioned prior art, the purpose of this utility model is to provide simple in construction, the Neng Goushi of one kind
Existing conventional teaching and the multi-functional Chinese literature board of education of multimedia teaching free switching.
To reach above-mentioned purpose, the utility model uses following technical scheme, a kind of multi-functional Chinese literature board of education,
Including the blackboard for conventional teaching, the top of described blackboard is provided with after wrench, and the rear surface of the wrench and blackboard
Surface is in the same plane, and the thickness of wrench is more than the thickness of blackboard, and it is rectangular to offer one on the preceding surface of described wrench
Connected in star, the left and right sides of the rectangular recess is installed with electric cylinders respectively；
Also include projection curtain device, described projection curtain device includes installing housing, is located at the peace being provided with mounting shell body
It behave affectedly, the spool being provided with installation cavity is wrapped in the projection screen on spool；Offered below the installation housing under projection screen
The length direction opening fallen, described one end of spool and the side wall of installation cavity is connected by axis of rotation, the spool it is another
End and the output shaft of the fixed motor being located in installation cavity are connected；
The telescopic end of described electric cylinders is fixedly connected with installing the rear end face of housing, and when electric cylinders are retracted, described peace
Housing is filled completely into rectangular recess；
Power supply, controller and wireless signal receiver, and the power supply, controller are additionally provided with described rectangular recess
It is less than or equal to the thickness of electric cylinders cylinder body with the thickness of wireless signal receiver；Described power supply by controller respectively with motor
With electric cylinders electrical connection, described controller is electrically connected with wireless signal receiver by wire, described wireless signal receiver
The signal that remote control is sent is received, and the signal received biography is sent to controller.
The lower end of described projection screen is fixedly connected with balancing weight, described when projection screen is completely wound around on spool
Balancing weight is entered in installation cavity by length direction opening.
Described motor is fixedly mounted in installation cavity by mounting seat.
Rubber ring is provided between the electric cylinders and rectangular recess, and the rubber ring sleeve is located on the cylinder body of electric cylinders.
The beneficial effects of the utility model are：Simple in construction, blackboard can carry out conventional teaching, the projection curtain device being provided with
Multimedia teaching can be realized, projection curtain device and blackboard one is set to, it is possible to reduce floor space, while the blackboard being provided with
The middle part in classroom is all located at projection curtain device, facilitates student to be learnt, it is to avoid the blackboard position in current multi-media classroom
In middle part, and projection screen is located at the defect that side is inconvenient to learn, while the board of education in the application is when without using projection screen,
It can automatically retract, realize the free switching between conventional teaching and multimedia teaching.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the utility model side structure schematic diagram；
Fig. 3 is the structural representation that the utility model projection screen is withdrawn；
Fig. 4 is the structural representation of projection curtain device in the utility model；
Fig. 5 the utility model electrically connects block diagram.
In figure：1. blackboard；2. wrench；3. projection curtain device；4. projection screen；5. rectangular recess；6. electric cylinders；7. rubber
Circle；8. balancing weight；9. power supply；10. controller；11. wireless signal receiver；301. install housing；302. installation cavity；303.
Spool；304. motor；305. rotating shaft；306. mounting seat；307. oblong openings.
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, is for only for ease of description the utility model and simplifies description, rather than indicate 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 indicate 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 multi-functional Chinese literature board of education as depicted in figs. 1 and 2, it is characterised in that：Including for tradition religion
Blackboard 1, the top of described blackboard 1 is provided with wrench 2, and the rear surface of the wrench 2 is located at together with the rear surface of blackboard 1
In one plane, the thickness of wrench 2 is more than the thickness of blackboard 1, and a rectangular recess 5 is offered on the preceding surface of described wrench 2,
The left and right sides of the rectangular recess 5 is installed with electric cylinders 6 respectively；The back of wrench 2 is equal with the back of blackboard 1, side
Just the installation and fixation of whole board of education, the common knowledge that the installation of specific board of education belongs to the art is not just right herein
Its mounting means and mounting structure are described in detail；
Such as Fig. 4 also includes projection curtain device 3, and described projection curtain device 3 includes installing housing 301, is located at installation housing
The spool 303 being provided with the installation cavity 302 being provided with 301, installation cavity 302, is wrapped in the projection screen 4 on spool 303；The peace
The lower section of dress housing 301 offers the length direction opening 307 of the whereabouts of projection screen 4, one end of described spool 303 and installation cavity
302 side wall is rotated by rotating shaft 305 and connected, the other end of the spool 303 and the fixed motor being located in installation cavity 302
304 output shaft drive connection；Described spool 303 is mainly used in projection screen 4 being rolled onto on spool 303, and motor 304 is used to drive
Projection screen 4 can be rolled onto on spool 303 by the rotation of dynamic spool 303, spool 303 during rotation, or by spool 303
On projection screen twined out from spool 303, described length direction opening 307, which is mainly used in projection screen 4, to be fallen.
The telescopic end of described electric cylinders 6 is fixedly connected with installing the rear end face of housing 301, and when electric cylinders 6 are retracted, it is described
Installation housing 301 completely into rectangular recess 5；Described electric cylinders 6 are used to promote projection curtain device 3, away from
In rectangular recess 5, projection curtain device 3 is set to come the front of wrench 2, the function herein according to electric cylinders 6 can be obtained, should
Electric cylinders 6 are one kind or hydraulic cylinder in retractor device；
Power supply 9, controller 10 and wireless signal receiver 11, and the power supply are additionally provided with described rectangular recess 5
9th, the thickness of controller 10 and wireless signal receiver 11 is less than or equal to the thickness of the cylinder body of electric cylinders 6；Power supply 9 as described in Figure 5
Electrically connected respectively with motor 304 and electric cylinders 6 by controller 10, described controller 10 is with wireless signal receiver 11 by leading
Line is electrically connected, and described wireless signal receiver 11 receives the signal that remote control is sent, and the signal received biography is sent to
Controller 10.The described major control electric cylinders 6 of controller 10 and the working condition of motor 304, power supply 9 are mainly the He of motor 604
The work of electric cylinders 6 provides power supply, and the power supply 9 can be that lithium battery power supply can also be household electricity, and remote manipulator sends name
Afterwards, wireless signal receiver 11 receives the order sent, and the order received is sent into controller 10, controller 10
According to the signal control electric cylinders 6 and the working condition of motor 304 received, electric cylinders 6 and the working condition of motor 304 are controlled herein
It is main to include the retracted position of electric cylinders 6, the rotating forward of motor 304, invert and the state such as be stopped；Controller in the present embodiment
10th, wireless signal receiver 11 is all the most frequently used common knowledge of this technology and conventional meanses, at the same be also in the market everywhere
The matured product being commercially available, just its model and structure is not described in detail herein.
Specifically, when needing to use multimedia teaching, remote control sends order, controller 10 is received after order, is controlled
The telescopic end elongation of electric cylinders 6 processed, projection curtain device 3 is released outside rectangular recess 5, when the telescopic end of electric cylinders 6 can not stretched
When long, motor 304 rotates（This is rotated as reversion）, drive spool 303 to rotate, spool 303 is wrapped in when rotating
Projection screen 4 on spool 303 is twined out from spool 303, and is fallen from length direction opening 307, when being wrapped on spool 303
Projection screen 4 is all fallen（As shown in Figure 2）, it is possible to by projecting apparatus on projection screen 4 in the teaching of projection multimedia teaching
Hold, it is necessary to carry out conventional teaching after the completion of multimedia teaching, remote control sends order, and controller 10 is received after order, controls
Motor 304 processed rotates（This rotates to rotate forward）, drive spool 303 to rotate, the projection screen 4 fallen is wound into volume from newly
On axle 303, when the projection screen 4 fallen is completely into installing in housing 301, the expansion link of electric cylinders 6 is retracted, by whole projection screen
Device 3 is withdrawn into length direction groove 5（As shown in Figure 3）, blackboard 1 is exposed completely to be come, convenient to carry out conventional teaching, tradition religion
Learn the free switching between multimedia teaching.
Embodiment 2
Further, for convenience, projection screen 4 can smoothly be fallen, and can be straightened when falling, in institute
The lower end for the projection screen 4 stated is fixedly connected with balancing weight 8, when projection screen 4 is completely wound around on spool 303, described counterweight
Block 8 is entered in installation cavity 302 by length direction opening 307.Balancing weight 8 can be in the presence of self gravitation by projection screen 4
Stretch, while when projection screen is withdrawn, can enter in installation housing 301, the face shaping of projection curtain device is not influenceed.
Further, in order to facilitate motor 304 to be installed in installation cavity 302, and ensure that installation stablizes firm, word institute
The motor 304 stated is fixedly mounted in installation cavity 302 by mounting seat 306.
Further, will not be because of vibration in order to ensure that electric cylinders 6 are located at the middle part of length direction groove 5, and when work
Damage is brought it about, rubber ring 7 is provided between the electric cylinders 6 and rectangular recess 5, and the rubber ring 7 is set in the cylinder of electric cylinders 6
On body, while described rubber ring 7 is used to fix electric cylinders 7, additionally it is possible to play a part of damping.
Above example is only for example, not constituting to protection domain of the present utility model to of the present utility model
Limitation, every design same or analogous with the utility model belonged within protection domain of the present utility model.
Claims (4)
1. a kind of multi-functional Chinese literature board of education, it is characterised in that：Including the blackboard for conventional teaching（1）, it is described
Blackboard（1）Top be provided with wrench（2）, and the wrench（2）Rear surface and blackboard（1）Rear surface be generally aligned in the same plane
On, wrench（2）Thickness be more than blackboard（1）Thickness, described wrench（2）Preceding surface on offer a rectangular recess
（5）, the rectangular recess（5）The left and right sides be installed with electric cylinders respectively（6）；
Also include projection curtain device（3）, described projection curtain device（3）Including installing housing（301）, it is located at installation housing
（301）The installation cavity being inside provided with（302）, installation cavity（302）The spool being inside provided with（303）, it is wrapped in spool（303）On projection
Curtain（4）；The installation housing（301）Lower section offer projection screen（4）The length direction opening of whereabouts（307）, described spool
（303）One end and installation cavity（302）Side wall pass through rotating shaft（305）Rotate connection, the spool（303）The other end with it is solid
Surely it is located at installation cavity（302）Interior motor（304）Output shaft drive connection；
Described electric cylinders（6）Telescopic end with install housing（301）Rear end face be fixedly connected, and work as electric cylinders（6）During retraction, institute
The installation housing stated（301）Completely into rectangular recess（5）In；
Described rectangular recess（5）Inside it is additionally provided with power supply（9）, controller（10）And wireless signal receiver（11）, and it is described
Power supply（9）, controller（10）And wireless signal receiver（11）Thickness be less than or equal to electric cylinders（6）The thickness of cylinder body；It is described
Power supply（9）Pass through controller（10）Respectively with motor（304）And electric cylinders（6）Electrical connection, described controller（10）With it is wireless
Signal receiver（11）Electrically connected by wire, described wireless signal receiver（11）The signal that remote control is sent is received, and
The signal received is passed and is sent to controller（10）.
2. a kind of multi-functional Chinese literature board of education according to claim 1, it is characterised in that described projection screen
（4）Lower end be fixedly connected with balancing weight（8）, work as projection screen（4）It is completely wound around in spool（303）When upper, described balancing weight
（8）Pass through length direction opening（307）Enter installation cavity（302）In.
3. a kind of multi-functional Chinese literature board of education according to claim 1, it is characterised in that described motor
（304）Pass through mounting seat（306）It is fixedly mounted on installation cavity（302）It is interior.
4. a kind of multi-functional Chinese literature board of education according to claim 1, it is characterised in that the electric cylinders（6）With
Rectangular recess（5）Between be provided with rubber ring（7）, and the rubber ring（7）It is set in electric cylinders（6）Cylinder body on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720186965.3U CN206524015U (en) | 2017-02-28 | 2017-02-28 | A kind of multi-functional Chinese literature board of education |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720186965.3U CN206524015U (en) | 2017-02-28 | 2017-02-28 | A kind of multi-functional Chinese literature board of education |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206524015U true CN206524015U (en) | 2017-09-26 |
Family
ID=59893031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720186965.3U Expired - Fee Related CN206524015U (en) | 2017-02-28 | 2017-02-28 | A kind of multi-functional Chinese literature board of education |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206524015U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108257428A (en) * | 2018-03-19 | 2018-07-06 | 烟台工程职业技术学院 | Inspection declaration flow teaching demonstration device is declared at customs in a kind of international trade |
| CN108725036A (en) * | 2018-05-17 | 2018-11-02 | 常州信息职业技术学院 | A kind of convertible multimedia teaching plate of teaching |
| CN108790498A (en) * | 2018-08-30 | 2018-11-13 | 深圳市有钱科技有限公司 | Intake type blackboard |
| CN110009948A (en) * | 2019-05-07 | 2019-07-12 | 江苏海事职业技术学院 | A kind of English teaching interactive teaching equipment |
| CN113223338A (en) * | 2021-04-13 | 2021-08-06 | 江苏安全技术职业学院 | Multimedia presentation device |
-
2017
- 2017-02-28 CN CN201720186965.3U patent/CN206524015U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108257428A (en) * | 2018-03-19 | 2018-07-06 | 烟台工程职业技术学院 | Inspection declaration flow teaching demonstration device is declared at customs in a kind of international trade |
| CN108725036A (en) * | 2018-05-17 | 2018-11-02 | 常州信息职业技术学院 | A kind of convertible multimedia teaching plate of teaching |
| CN108790498A (en) * | 2018-08-30 | 2018-11-13 | 深圳市有钱科技有限公司 | Intake type blackboard |
| CN110009948A (en) * | 2019-05-07 | 2019-07-12 | 江苏海事职业技术学院 | A kind of English teaching interactive teaching equipment |
| CN113223338A (en) * | 2021-04-13 | 2021-08-06 | 江苏安全技术职业学院 | Multimedia presentation device |
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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: 20170926 Termination date: 20180228 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |