CN108725036A - A kind of convertible multimedia teaching plate of teaching - Google Patents

A kind of convertible multimedia teaching plate of teaching Download PDF

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Publication number
CN108725036A
CN108725036A CN201810479062.3A CN201810479062A CN108725036A CN 108725036 A CN108725036 A CN 108725036A CN 201810479062 A CN201810479062 A CN 201810479062A CN 108725036 A CN108725036 A CN 108725036A
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CN
China
Prior art keywords
plate
teaching
fixed substrate
groove
returning
Prior art date
Application number
CN201810479062.3A
Other languages
Chinese (zh)
Other versions
CN108725036B (en
Inventor
罗莎莎
Original Assignee
常州信息职业技术学院
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Priority to CN201810479062.3A priority Critical patent/CN108725036B/en
Publication of CN108725036A publication Critical patent/CN108725036A/en
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Publication of CN108725036B publication Critical patent/CN108725036B/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B43WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43LARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L1/00Repeatedly-usable boards or tablets for writing or drawing
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47BTABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B97/00Miscellaneous furniture; Miscellaneous accessories for furniture
    • A47B97/001Wall mounting or suspension arrangements for blackboards or the like
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B43WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43LARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L1/00Repeatedly-usable boards or tablets for writing or drawing
    • B43L1/04Blackboards
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00Projectors or projection-type viewers; Accessories therefor
    • G03B21/54Accessories
    • G03B21/56Projection screens
    • G03B21/58Projection screens collapsible, e.g. foldable; of variable area
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09BEDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B5/00Electrically-operated educational appliances
    • G09B5/02Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip

Abstract

The present invention relates to teaching aid technical fields, the especially a kind of convertible multimedia teaching plate of teaching, including the small type stepping motor that the fixed substrate being fixedly mounted on the wall of classroom and offer power are powered by external power supply.A kind of teaching of the present invention is with convertible multimedia teaching plate by installing the small type stepping motor overturn for returning face plate on the outside of driving inside the mounting groove of fixed substrate upper end, and it is removably connected with blank and blackboard inside the accommodating groove of fixed substrate front and outside returning face plate outer surface, so that black and white plate can be combined into one, people can be according to liking and free switching needed to use, and the accommodating groove of built-in projection screen is opened up on the inside of returning face plate on the outside so that the functionality of entire board of education is greatly improved.

Description

A kind of convertible multimedia teaching plate of teaching

Technical field

The present invention relates to teaching aid technical fields, the especially a kind of convertible multimedia teaching plate of teaching.

Background technology

In traditional teaching process, most frequently used is exactly to teach with clipboard, is mainly divided into according to color white Plate and blackboard, traditional blank and blackboard can not be concentrated use in, can only alternative, it is functional also very single, and with section The development of skill, more and more projection devices are used in classroom instruction, and in order to promote drop shadow effect, current projection is set Standby to need that projection screen is coordinated to use, in order to save space, projection screen is stored using roller shutter type mostly, and this storage mode needs Occupy the installation space at top, and it is long-term it is exposed outside, surface is easy viscous dust, influences the service life of curtain.

Invention content

The technical problem to be solved by the present invention is to:In order to solve the problems, such as above-mentioned background technology, one kind is provided and is changed Into the convertible multimedia teaching plate of teaching, solving current plate of teaching can not be two-in-one by black-white board, and functionality ten Divide single problem.

The technical solution adopted by the present invention to solve the technical problems is:A kind of convertible multimedia teaching plate of teaching, Including the small type stepping motor that the fixed substrate being fixedly mounted on the wall of classroom and offer power are powered by external power supply, institute The built-in mounting groove that fixed substrate front offers front opening is stated, is fixedly connected inside the built-in mounting groove and is useful for imparting knowledge to students PVC blanks, fixed substrate front upper portion centre position opens up front end and upper end all has the center of top of overturning mouth and turns over Turn trough, the fixed substrate front upper portion are located at center of top turning groove both ends and offer overhead function trough, the small-sized step Stepper motor is fixedly mounted on inside the overhead function trough on the left of center of top turning groove, and the fixed substrate front is provided with Outside returning face plate, outside returning face plate front offer external mounting groove, are fixedly connected inside the external mounting groove useful In offering internal accommodating groove on the blackboard of teaching, the outside returning face plate medial surface, the internal accommodating groove is internally provided with Projection curtain for coordinating the Projection Display content of courses, the outside returning face plate top are located inside center of top turning groove With the turnover bracket to raise up, the top function trough inner transverse is provided with horizontal transmission shaft, the horizontal transmission shaft Left-hand end is axial by shaft on the right side of the partition board and small type stepping motor between center of top turning groove and overhead function trough It is fixedly connected, turnover bracket arranged on left and right sides face corresponds to horizontal transmission shaft position and has been fixedly connected with laterally attached plate, described Horizontal transmission shaft is connected and fixed by extending transversely through branch sleeve on laterally attached plate lateral surface and laterally attached plate.

Further, in order to promote whole rigidity, metal support is fixedly connected on the internal accommodating groove medial surface Frame, the metal support upper end and turnover bracket internal metal support bar are structure as a whole.

Further, it stores curtain for convenience and promotes the verticality of curtain, projection curtain upper end passes through cross Connecting rod is set to be inserted on the inside of metal support inside connection blind hole and flexible connection, the projection curtain on the inside of metal support Lower end is fixedly connected with bottom weight block.

Further, black and white plate is loaded and unloaded for convenience, is offered on the PVC blanks and blackboard on both sides face multiple Several installing blinds, the fixed substrate and outside returning face plate both sides outer wall correspond to installing blind position and offer built-in fixation The installation through-hole of bolt, the PVC blanks are screwed in by the fixing bolt of fixed substrate both sides inside corresponding position installing blind It is fixedly connected with fixed substrate, the blackboard is screwed in by the fixing bolt of outside returning face plate both sides in corresponding position installing blind Portion is fixedly connected with outside returning face plate.

Further, curtain position is controlled and is fixed for convenience, the internal accommodating groove both sides inner wall lower end Offer with the matched lateral Displacement slot of bottom weight block, lateral Displacement channel opening upper end is elasticly connected with bendable Positive stop spring plate offers and the matched bottom limiting slot in positive stop spring plate lower end on the lateral Displacement channel opening inner bottom surface.

Further, small type stepping motor is controlled for convenience, the fixed substrate frontal left is fixedly connected It is useful for the manual by compressing switch of control small type stepping motor positive and negative rotation.

The beneficial effects of the invention are as follows:The present invention is outer for driving by being installed inside the mounting groove of fixed substrate upper end The small type stepping motor that rollover flap is overturn, and in the accommodating groove of fixed substrate front and outside returning face plate outer surface Portion is removably connected with blank and blackboard so that black and white plate can be combined into one, people can according to hobby and need from It is used by switching, and opens up the accommodating groove of built-in projection screen on the inside of returning face plate on the outside so that the function of entire board of education Property is greatly improved.

Description of the drawings

Present invention will be further explained below with reference to the attached drawings and examples.

Fig. 1 is the structural schematic diagram of the present invention.

Fig. 2 is the sectional view under unfolded state of the present invention.

Fig. 3 is the partial enlarged view of lateral Displacement groove location in the present invention.

In figure:1. fixed substrate, 2. small type stepping motors, mounting groove built in 3., 4.PVC blanks, the overturning of 5. center of top Slot, 6. overhead function troughs, 7. outside returning face plates, 8. external mounting grooves, 9. blackboards, 10. inside accommodating grooves, 11. projection curtains, 12. turnover bracket, 13. horizontal transmission shafts, 14. laterally attached plates, 15. metal supports, 16. horizontal connecting rods, 17. bottoms are matched Pouring weight, 18. installing blinds, 19. fixing bolts, 20. lateral Displacement slots, 21. positive stop spring plates, 22. bottom limiting slots, 23. is manual By compressing switch.

Specific implementation mode

In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with Illustration illustrates the basic structure of the present invention, therefore it only shows the composition relevant to the invention.

Fig. 1, Fig. 2 and a kind of convertible multimedia teaching plate of teaching shown in Fig. 3, including it is fixedly mounted on classroom wall On fixed substrate 1 and the small type stepping motor 2 powered by external power supply of power is provided, before 1 front of fixed substrate offers The built-in mounting groove 3 of end opening is fixedly connected with the PVC blanks 4 for being useful for teaching, 1 front of fixed substrate inside built-in mounting groove 3 Upper end centre position opens up front end and upper end and all has the center of top turning groove 5 of overturning mouth, and 1 front upper portion of fixed substrate is located at 5 both ends of center of top turning groove offer overhead function trough 6, and small type stepping motor 2 is fixedly mounted on to be turned over positioned at center of top Inside the overhead function trough 6 in 5 left side of turn trough, 1 front of fixed substrate is provided with outside returning face plate 7, and returning face plate 7 front in outside opens up There is external mounting groove 8, the blackboard 9 for being useful for teaching is fixedly connected with inside external mounting groove 8, is opened on 7 medial surface of outside returning face plate Equipped with internal accommodating groove 10, internal accommodating groove 10 is internally provided with the projection curtain for coordinating the Projection Display content of courses 11, returning face plate 7 top in outside, which is located at 5 inside of center of top turning groove, has the turnover bracket 12 to raise up, top function trough 6 Inner transverse is provided with horizontal transmission shaft 13, and 13 left-hand end of horizontal transmission shaft is by running through center of top turning groove 5 and overhead work( Partition board between energy slot 6 is connected with 2 right side shaft axial restraint of small type stepping motor, and 12 arranged on left and right sides face of turnover bracket corresponds to 13 position of horizontal transmission shaft has been fixedly connected with laterally attached plate 14, and horizontal transmission shaft 13 is by extending transversely through laterally attached plate 14 Branch sleeve and laterally attached plate 14 on lateral surface connect and fix.

Further, in order to promote whole rigidity, metal support is fixedly connected on 10 medial surface of internal accommodating groove 15,15 upper end of metal support and 12 internal metal support bar of turnover bracket are structure as a whole, and further, store for convenience Curtain and the verticality for promoting curtain, 11 upper end of projection curtain are inserted into 15 inside of metal support by horizontal connecting rod 16 and are connected It connects inside blind hole and 15 inside flexible connection of metal support, projection is fixedly connected with bottom weight block 17 with 11 lower end of curtain, Further, black and white plate is loaded and unloaded for convenience, PVC blanks 4 and blackboard offer 2 installing blinds on 9 two sides 18, fixed substrate 1 and 7 both sides outer wall of outside returning face plate correspond to the peace that 18 position of installing blind offers built-in fixing bolt 19 Through-hole is filled, PVC blanks 4 screw in 18 inside of corresponding position installing blind by the fixing bolt 19 of 1 both sides of fixed substrate and fix Substrate 1 is fixedly connected, and blackboard 9 is screwed in by the fixing bolt 19 of 7 both sides of outside returning face plate inside corresponding position installing blind 18 It is fixedly connected with outside returning face plate 7, further, curtain position is controlled and fixed for convenience, internal accommodating groove 10 Both sides inner wall lower end offers and 17 matched lateral Displacement slot 20 of bottom weight block, lateral Displacement slot 20 open upper end elasticity It is connected with bendable positive stop spring plate 21, offers on the opening inner bottom surface of lateral Displacement slot 20 and is matched with 21 lower end of positive stop spring plate Bottom limiting slot 22, further, for convenience small type stepping motor 2 is controlled, 1 frontal left of fixed substrate is fixed It is connected with for controlling the manual by compressing switch 23 of 2 positive and negative rotation of small type stepping motor, a kind of teaching of the invention is with convertible more Multi media for teaching plate by installed inside the mounting groove of 1 upper end of fixed substrate overturn for returning face plate 7 on the outside of driving it is small Type stepper motor 2, and be removably connected with inside the accommodating groove of the front of fixed substrate 1 and 7 outer surface of outside returning face plate white Plate and blackboard so that black and white plate can be combined into one, people can according to liking and free switching needed to use, and Returning face plate 7 inside in outside opens up the accommodating groove of built-in projection screen 11 so that the functionality of entire board of education is greatly improved.

Operation principle:Small type stepping motor 2 is supplied by the external 220V AC powers of electric power connection line inside fixed substrate 1 Then 220V alternating currents are become 2 required 15V direct currents of small type stepping motor by transformer and are supplied to small-sized stepping by electricity Motor 2 uses, and is connected between small type stepping motor 2 and transformer manual by compressing switch 23, and manual by compressing switch 23 is one The motor positive and inverse switch for including pressure control switch, the positive and negative rotation of small type stepping motor 2 is controlled by two buttons, outside respectively The flip angle of rollover flap 7 itself can carry out angle control and locking by small type stepping motor 2, while on right side Overhead function trough 6 inside can also by elastic angle limiter come auxiliary positioning, elastic angle limiter be by electromagnet, It squeezes spring and is formed with 13 matched spacing collar of horizontal transmission shaft, spacing collar is usually sleeved on cross using extruding spring It sets and fixes horizontal transmission shaft on transmission shaft 13,13 in electric motor starting, and electromagnet squeezes spring come so that limit by absorption Sleeve is detached with horizontal transmission shaft 13.

It is enlightenment with above-mentioned desirable embodiment according to the present invention, through the above description, relevant staff is complete Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention Property range is not limited to the contents of the specification, it is necessary to determine its technical scope according to right.

Claims (6)

1. a kind of convertible multimedia teaching plate of teaching, including the fixed substrate (1) that is fixedly mounted on the wall of classroom and carry The small type stepping motor (2) powered by external power supply for power, it is characterized in that:Before fixed substrate (1) front offers The built-in mounting groove (3) of end opening, the built-in mounting groove (3) is internal to be fixedly connected with the PVC blanks (4) for being useful for teaching, institute State the center of top turning groove (5) that fixed substrate (1) front upper portion centre position opens up front end and upper end all has overturning mouth, institute It states fixed substrate (1) front upper portion and is located at center of top turning groove (5) both ends and offer overhead function trough (6), it is described small-sized Stepper motor (2) is fixedly mounted on the inside of the overhead function trough (6) on the left of center of top turning groove (5), the fixed base Plate (1) front is provided with outside returning face plate (7), and outside returning face plate (7) front offers external mounting groove (8), described outer The blackboard (9) for being fixedly connected inside mounting groove (8) and being useful for teaching is set, is offered on outside returning face plate (7) medial surface interior Portion's accommodating groove (10), the internal accommodating groove (10) are internally provided with the projection curtain for coordinating the Projection Display content of courses (11), it is located at the turnover bracket for having inside center of top turning groove (5) and raising up at the top of the outside returning face plate (7) (12), top function trough (6) inner transverse is provided with horizontal transmission shaft (13), and horizontal transmission shaft (13) left-hand end is logical It crosses through the partition board and small type stepping motor (2) right side shaft axial direction between center of top turning groove (5) and overhead function trough (6) It is fixedly connected, turnover bracket (12) the arranged on left and right sides face, which corresponds to horizontal transmission shaft (13) position and has been fixedly connected with, laterally to be connected Fishplate bar (14), the horizontal transmission shaft (13) is by extending transversely through the branch sleeve on laterally attached plate (14) lateral surface and lateral Connecting plate (14) connects and fixes.
2. the convertible multimedia teaching plate of a kind of teaching according to claim 1, it is characterized in that:The internal accommodating groove (10) metal support (15) is fixedly connected on medial surface, metal support (15) upper end and turnover bracket (12) are internal Metallic support rod is structure as a whole.
3. the convertible multimedia teaching plate of a kind of teaching according to claim 1, it is characterized in that:The projection curtain (11) upper end is inserted on the inside of metal support (15) inside connection blind hole and metal support (15) by horizontal connecting rod (16) Inside is flexibly connected, and the projection is fixedly connected with bottom weight block (17) with curtain (11) lower end.
4. the convertible multimedia teaching plate of a kind of teaching according to claim 1, it is characterized in that:The PVC blanks (5) and A plurality of installing blinds (18), the fixed substrate (1) and outside returning face plate (7) both sides are offered on blackboard (9) two sides Outer wall corresponds to the installation through-hole that installing blind (18) position offers built-in fixing bolt (19), and the PVC blanks (5) pass through The fixing bolt (19) of fixed substrate (1) both sides screws in internal fixed with fixed substrate (1) of corresponding position installing blind (18) and connects It connects, the blackboard (9) screws in corresponding position installing blind (18) inside by the fixing bolt (19) of outside returning face plate (7) both sides It is fixedly connected with outside returning face plate (7).
5. the convertible multimedia teaching plate of a kind of teaching according to claim 3, it is characterized in that:The internal accommodating groove (10) inner wall lower end in both sides offers and the matched lateral Displacement slot (20) of bottom weight block (17), the lateral Displacement slot (20) open upper end is elasticly connected with bendable positive stop spring plate (21), is opened up on lateral Displacement slot (20) the opening inner bottom surface Have and the matched bottom limiting slot (22) in positive stop spring plate (21) lower end.
6. the convertible multimedia teaching plate of a kind of teaching according to claim 1, it is characterized in that:The fixed substrate (1) Frontal left is fixedly connected with the manual control for being useful for control small type stepping motor (2) positive and negative rotation by compress switch (23).
CN201810479062.3A 2018-05-17 2018-05-17 Teaching is with convertible multimedia teaching board CN108725036B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810479062.3A CN108725036B (en) 2018-05-17 2018-05-17 Teaching is with convertible multimedia teaching board

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810479062.3A CN108725036B (en) 2018-05-17 2018-05-17 Teaching is with convertible multimedia teaching board

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CN108725036A true CN108725036A (en) 2018-11-02
CN108725036B CN108725036B (en) 2019-12-27

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CN201810479062.3A CN108725036B (en) 2018-05-17 2018-05-17 Teaching is with convertible multimedia teaching board

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08300883A (en) * 1995-05-08 1996-11-19 Kokuyo Co Ltd Optional board fitting structure for board device
CN201201435Y (en) * 2008-05-12 2009-03-04 叶青华 Foldable two-sided blackboard
CN201849154U (en) * 2010-11-05 2011-06-01 浙江大学 Folding multifunctional blackboard
CN202079993U (en) * 2011-06-20 2011-12-21 刘汉香 Multipurpose electronic whiteboard
CN204136640U (en) * 2014-09-15 2015-02-04 安宇飞 A kind of multifunctional electronic white board
CN205177188U (en) * 2015-07-28 2016-04-20 河北建材职业技术学院 Multi -media english teaching device
CN206524015U (en) * 2017-02-28 2017-09-26 陕西职业技术学院 A kind of multi-functional Chinese literature board of education
CN107564348A (en) * 2017-10-28 2018-01-09 邰宝龙 A kind of Multi-functional turn-over type board of education

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08300883A (en) * 1995-05-08 1996-11-19 Kokuyo Co Ltd Optional board fitting structure for board device
CN201201435Y (en) * 2008-05-12 2009-03-04 叶青华 Foldable two-sided blackboard
CN201849154U (en) * 2010-11-05 2011-06-01 浙江大学 Folding multifunctional blackboard
CN202079993U (en) * 2011-06-20 2011-12-21 刘汉香 Multipurpose electronic whiteboard
CN204136640U (en) * 2014-09-15 2015-02-04 安宇飞 A kind of multifunctional electronic white board
CN205177188U (en) * 2015-07-28 2016-04-20 河北建材职业技术学院 Multi -media english teaching device
CN206524015U (en) * 2017-02-28 2017-09-26 陕西职业技术学院 A kind of multi-functional Chinese literature board of education
CN107564348A (en) * 2017-10-28 2018-01-09 邰宝龙 A kind of Multi-functional turn-over type board of education

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