CN106409126A - Multimedia teaching device - Google Patents
Multimedia teaching device Download PDFInfo
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- CN106409126A CN106409126A CN201611093300.4A CN201611093300A CN106409126A CN 106409126 A CN106409126 A CN 106409126A CN 201611093300 A CN201611093300 A CN 201611093300A CN 106409126 A CN106409126 A CN 106409126A
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- Prior art keywords
- map
- layer
- projector
- multimedia teaching
- teaching facility
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B25/00—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes
- G09B25/06—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes for surveying; for geography, e.g. relief models
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- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Projection Apparatus (AREA)
Abstract
The invention relates to a multimedia teaching device. The multimedia teaching device comprises a display board, a projector and a support. The display board consists of a frame body and a map board body arranged in the frame body. The map board body comprises a substrate layer and a map layer arranged on the substrate layer. The map layer is provided with laminated concave layers and convex layers that are designed according to the varied altitudes. The projector is mounted on the support and is opposite to the display board. The projector is used to project colored images for the world's map onto the display board. The colored images of the world's map are consistent with the map layer. With the multimedia teaching device, a good display effect can be achieved.
Description
Technical field
The present invention relates to a kind of multimedia teaching facility.
Background technology
With the development of multimedia technology, teaching equipment has also obtained significant progress.For classes such as the fine arts or geography
Journey, it is possible to use multimedia technology carries out image shows.For example, in order to show the geographical map looks of various countries, it is possible to use projector
Projected on display screen, to show the image of various countries.However, because described display screen is plane, therefore it can not
Three-dimensionally show the height above sea level of various countries, be unfavorable for lifting bandwagon effect.
Content of the invention
Based on this it is necessary to provide a kind of multimedia teaching facility being conducive to lifting bandwagon effect.
A kind of multimedia teaching facility, including Graphic Panel, projector and bracing frame, described Graphic Panel include framework and
It is arranged at the map plate body in described framework, described map plate body includes basal layer and is arranged at map layer on basal layer,
Described map layer be according to various places height above sea level setting concavo-convex lamination, described projector be arranged on support frame as described above and with institute
State Graphic Panel to be oppositely arranged, described projector is used for projecting the coloured image of world map to described Graphic Panel, described world ground
The coloured image of figure is matched with described map layer.
In one embodiment, described framework is rectangular box.
In one embodiment, the inner peripheral of described framework is arranged with installing groove, the periphery projection of described map plate body
In described installing groove.
In one embodiment, the bottom of described installing groove is provided with adhered layer, and the periphery of described map plate body is pasted on
On described adhered layer.
In one embodiment, the thickness of described adhered layer is 1-2 millimeter.
In one embodiment, the side wall of described installing groove is formed with clamping part, described clamping part is arranged in describedly
On chart board body.
In one embodiment, the inner side of described framework is formed with spacial flex, and the map layer of described map plate body exposes
In described spacial flex.
In one embodiment, the thickness of described map layer is more than the thickness of described basal layer.
In one embodiment, described basal layer is made up of rubber.
Because described map layer can represent the height above sea level of various places, and described projector can be by the colour of world map
Image projection matches on described map layer and with described map layer, and therefore described teaching equipment can three-dimensionally represent various countries
Height above sea level, and by described world map coloured image to lift bandwagon effect.
Brief description
Fig. 1 is the schematic diagram of the multimedia teaching facility of an embodiment.
Fig. 2 is the sectional view of the Graphic Panel of an embodiment.
Fig. 3 is the schematic diagram of the projector, bracing frame and transverse shifting assembly of an embodiment.
Specific embodiment
Understandable for enabling the above objects, features and advantages of the present invention to become apparent from, below in conjunction with the accompanying drawings to the present invention
Specific embodiment be described in detail.Elaborate a lot of details in order to fully understand this in the following description
Bright.But the present invention can be much to implement different from alternate manner described here, and those skilled in the art can be not
Similar improvement is done, therefore the present invention is not embodied as being limited by following public in the case of running counter to intension of the present invention.
The present invention relates to a kind of multimedia teaching facility.Described multimedia teaching facility include Graphic Panel, projector and
Bracing frame, described Graphic Panel includes framework and is arranged at map plate body in described framework, and described map plate body includes substrate
Layer and be arranged at the map layer on basal layer.For example, described map layer is the concavo-convex lamination according to the setting of various places height above sea level,
Described projector is arranged on support frame as described above and is oppositely arranged with described Graphic Panel.For example, described projector is used for described
Graphic Panel projects the coloured image of world map, and the coloured image of described world map is matched with described map layer.
Refer to Fig. 1 and Fig. 2, a kind of multimedia teaching facility 100, including Graphic Panel 10, projector 20 and bracing frame
30, described Graphic Panel includes framework 11 and is arranged at map plate body 12 in described framework, and described map plate body includes substrate
Layer 121 and be arranged at map layer 123 on basal layer, described map layer is concavo-convex folded according to the setting of various places height above sea level
Layer, described projector is arranged on support frame as described above and is oppositely arranged with described Graphic Panel, and described projector is used for described exhibition
Show that plate projects the coloured image of world map, the coloured image of described world map is matched with described map layer.
Because described map layer can represent the height above sea level of various places, and described projector can be by the colour of world map
Image projection and makes described coloured image match with described map layer on described map layer, and therefore described teaching equipment can
Three-dimensionally represent the height above sea level of various countries, and coordinate the coloured image of described world map, and then bandwagon effect can be lifted.
For example, for the ease of installing described map plate body, described framework is rectangular box.The inner peripheral of described framework is recessed
It is provided with installing groove 111, the periphery of described map plate body is convexly equipped in described installing groove.The bottom of described installing groove is provided with stickup
Layer 112, the periphery of described map plate body is pasted on described adhered layer.The thickness of described adhered layer is 1-2 millimeter.Described installing
Clamping part 113 is formed with the side wall of groove, described clamping part is arranged on described map plate body.The inner side of described framework is formed with
Spacial flex 114, the map layer of described map plate body is exposed in described spacial flex.The thickness of described map layer is more than described
The thickness of basal layer.Described basal layer is made up of rubber.Because the inner peripheral of described framework is arranged with installing groove, therefore favorably
In described map plate body is installed in described framework.
For example, for the ease of explaining to world map, described multimedia teaching facility also includes broadcaster, described broadcasts
Sound device is arranged on described projector, and described broadcaster is used for playing sound to say to the world map on described Graphic Panel
Solution, so that described multimedia teaching facility can provide the experience of the many levels such as sound, image, three-dimensional concave-convex sense, carries
Rise teaching efficiency.
For example, so that described projector can be directed at described Graphic Panel, support frame as described above includes base and setting
Conditioning box on described base, described base includes cylinder and convexedly stretches in support column on described cylinder, described tune
Section frame is arranged on described support column.Described projector is arranged in described conditioning box, and described support column is provided with multiple cards
Pawl, the plurality of claw card sets described projector.It is provided with actuator, described support column is connected to described drive in described cylinder body
On moving part, described cylinder is additionally provided with guide post, in described guide post, is arranged with stopper slot, described support column is screw rod,
Sheathed on described screw rod be combined with lifters, one end of described lifters is slidingly arranged in described stopper slot.The plurality of
Claw is arranged in described lifters.Described conditioning box is arranged in described lifters, and the plurality of claw is contained in described tune
In section frame.Described projector includes housing and is arranged at projection device in described housing, and the side of described housing is arranged with
Guiding groove, described guiding groove includes the guide portion being interconnected and resettlement section, and described screw rod is arranged in described resettlement section, institute
State guide post to be arranged in described guide portion.Form flexible slit, described elasticity between described guide portion and described resettlement section
Elastic insert is arranged on the two lateral walls of slit, between described two elastic inserts, width is less than the diameter of described screw rod.
Described screw rod is spaced predeterminable range with the bottom surface of described resettlement section.The bottom surface of described resettlement section is provided with layer of silica gel, described silica gel
It is provided with multiple thread grooves, described multimedia teaching facility also includes elastic lanyard, one end of described elasticity lanyard connects on layer
On ceiling, the other end is connected on the housing of described projector.Described elasticity lanyard is connected to described projector away from institute
State the side of guide post and be arranged in described conditioning box, described elasticity lanyard is slideably positioned in away from one end of described projector
So that described elasticity lanyard is used for keeping vertical on ceiling.It is additionally provided with transverse shifting assembly, described liter in described conditioning box
Fall part includes matrix part and is arranged at sliding part in described matrix portion, and described matrix portion is screwed together on described screw rod, described
Sliding tray is offered, described sliding tray is bar-shaped trough, described sliding part is slidingly arranged in described matrix portion on matrix part.Institute
State multiple claws to be arranged on described sliding part, described sliding part is bar shaped, is convexly equipped with disk table, the plurality of clamp in the middle part of it
It is installed in the periphery of described disk table and be arranged on the housing of described projector.The glide direction of described sliding part is vertically described
The length direction of screw rod, described transverse shifting assembly includes tension rope, pushes against post, adjustment barrel and shake handle.Described abutting
Post and described adjustment barrel are respectively arranged at the both sides of described projector, and described abutting post is slideably positioned on described conditioning box and adjacent
Closely described screw rod setting, described adjustment barrel is rotatably arranged on described conditioning box, and is in described projector away from described spiral shell
The side of bar, the end of described abutting post pushes against on described projector.Abutting hole, institute are offered on the housing of described projector
State abutting hole to open up adjacent to described guiding groove, the bottom in described abutting hole is convexly equipped with abutting salient point, described abutting post is cylindric,
Its end offers location hole, and described abutting post inserts in described abutting hole, and the abutting salient point in described abutting hole snaps in described
Push against in the location hole of post, the two ends of described tension rope connect the perisporium of described adjustment barrel and the housing of described projector respectively,
Winding bar is provided with described adjustment barrel, the linkage section that described winding bar includes cross bar and is arranged at described cross bar two ends, institute
State two linkage sections to be fixed in described adjustment barrel, the end of described tension rope is fixed on described cross bar.Described tension rope bag
Include stretch section and two linkage sections being connected to described stretch section two ends, described two linkage sections are connected to described projection
On the housing of instrument and described adjustment barrel.Bar, the described one end winding pullling bar are also included pullling on described transverse shifting assembly
In described adjustment barrel, the other end is fixed on described abutting post.Offer through hole on the housing of described projector, described pass through
Perforation is connected with described abutting hole, and described bar of pullling is arranged in described through hole and is fixed on the end of described abutting post.
Locating slot is offered on described conditioning box, the bottom of described locating slot offers pivot groove, described pivot groove diameter is less than described
The diameter of locating slot, the pivot rods that described adjustment barrel includes a body and convexedly stretches in described cylinder body bottom portion, described winding bar
It is arranged on the side wall of described cylinder body.Described cylinder body is convexly equipped in the outside of described conditioning box, and described pivot rods rotationally set
It is placed in described pivot groove.The outboard peripheries of described cylinder body offer multiple winding groove, and the plurality of winding groove is around described
The outboard peripheries of cylinder body open up.The external diameter of described cylinder body is less than the internal diameter of described locating slot, and described locating slot can house
Described cylinder body and the tension rope being wound on described cylinder body, pull bar and described winding bar.The bottom of described locating slot
Face is provided with multiple positioning convex, and the plurality of positioning convex is around the described end face periphery setting pivoting groove.Described cylinder body
End face offer multiple detents, the plurality of detent around described pivot rods periphery setting.Described conditioning box
On be further opened with slit, described slit is connected with described locating slot.The tension rope of neighbouring described adjustment barrel and described bar of pullling are worn
In described slit, described cylinder originally offers driver slot in vivo, and the perisporium of described driver slot is provided with multiple driving projections,
Multiple drive groove are provided with described shake handle, described driving projection snaps in the plurality of drive groove, described shake
Handle is removably inserted in described adjustment barrel.Described shake handle includes connecting portion and is connected to described connecting portion two ends
Drive division and grip part, described drive division is all vertical with described connecting portion with described grip part, and described drive division is held with described
Portion of holding is parallel, and the plurality of drive groove is opened on described drive division.The length of described connecting portion is more than described grip part
Length, described transverse shifting assembly also includes the rope that resets, and one end of the described rope that resets connects on the housing of described projector, another
End is connected on described guide post, and the described rope that resets is elastic drag rope.The pulling force of the described rope that resets is less than drawing of described tension rope
Power.Described transverse shifting assembly also includes stage clip, and the two ends of described stage clip are connected to described pivot rods and described projector
Housing on.Be further opened with accepting hole on described conditioning box, described accepting hole cross connection in described pivot groove, described stage clip
One end is arranged in described accepting hole and is held on the described pivot rods pivoting in groove.Described pivot rods are cylindrical rod,
One end of described stage clip is formed with arc supporting surface, and described arc supporting surface cooperation is held on described pivot rods.
For example, in order to the concrete structure of support frame as described above and described transverse shifting assembly and beneficial effect are described in further detail
Really, see also Fig. 3, support frame as described above includes base and is arranged at conditioning box 31 on described base, described base bag
Include cylinder and convexedly stretch in support column 32 on described cylinder, described conditioning box is arranged on described support column.Described throwing
Shadow instrument is arranged in described conditioning box, for example, for the ease of installing described projector, described support column is provided with multiple cards
Pawl, the plurality of claw card sets described projector.For example, for the ease of adjusting the high and low position of described projector, described cylinder
It is provided with actuator in vivo, described support column is connected on described actuator, described actuator is used for driving described support column rotation
Turn.Guide post 33 is additionally provided with described cylinder, in described guide post, is arranged with stopper slot, described support column is screw rod, institute
State sheathed on screw rod be combined with lifters 34, one end of described lifters is slidingly arranged in described stopper slot.When described drive
During moving part rotation, described lifters are only capable of relatively described screw rod lifting under the restriction of described stopper slot, and the plurality of claw sets
It is placed in described lifters.Described conditioning box is arranged in described lifters, and the plurality of claw is contained in described conditioning box.
Therefore, when the height needing to adjust described projector, described screw rod rotation is driven can to make institute merely with described actuator
State conditioning box lifting.
For example, for the ease of being easy to consolidate described projector, described projector includes housing 21 and is arranged at described shell
Projection device 22 in body, the side of described housing is arranged with guiding groove, described guiding groove include the guide portion that is interconnected with
And resettlement section, described screw rod is arranged in described resettlement section, and described guide post is arranged in described guide portion.Described guide portion with
Form flexible slit between described resettlement section, the two lateral walls of described elasticity slit arrange elastic insert, described two
Between elastic insert, width is less than the diameter of described screw rod.Described screw rod is spaced predeterminable range with the bottom surface of described resettlement section.
Offer guiding groove due on the housing of described projector, therefore, it is possible to using described guide post and described screw rod to described guiding
Groove positions, thus guide described projector edge to be correctly oriented moving up and down, and the side wall energy of described guiding groove is enough to described throwing
Shadow instrument plays certain fixing effect, prevents described projector from falling down from the side of described screw rod.For example, in order to prevent described spiral shell
Bar collides described projector, and the bottom surface of described resettlement section is provided with layer of silica gel, described layer of silica gel is provided with multiple thread grooves, institute
State layer of silica gel for preventing the hard collision to described projector for the described screw rod.For example, in order to stablize described projector further,
Described multimedia teaching facility also includes elastic lanyard 23, and one end of described elasticity lanyard is connected on ceiling, and the other end is even
It is connected on the housing of described projector.Described elasticity lanyard is connected to described projector and away from the side of described guide post and wears
In described conditioning box, such that it is able to described projector is played with certain hanging support effect, for example, described elasticity lanyard is away from institute
The one end stating projector is slideably positioned on ceiling, so that described elasticity lanyard is used for keeping vertical.
For example, in order to adjust the lateral attitude of described projector, even if the left and right displacement of described projector, described conditioning box
In be additionally provided with transverse shifting assembly 35, described lifters include matrix part 341 and are arranged at the slip in described matrix portion
Portion 342, described matrix portion is screwed together on described screw rod, and described matrix offers sliding tray in portion, and described sliding tray is bar-shaped trough,
Described sliding part is slidingly arranged in described matrix portion.The plurality of claw is arranged on described sliding part, described sliding part
For bar shaped, in the middle part of it, it is convexly equipped with disk table, the plurality of clamp is installed in the periphery of described disk table and is arranged in described projection
On the housing of instrument.For example, the length direction of the vertical described screw rod of the glide direction of described sliding part, i.e. the slip of described sliding part
Direction is horizontal direction.It is provided with sliding part due in described lifters, drive therefore, it is possible to the slip using described sliding part
Described projector moves left and right, and facilitates the adjustment to described projector lateral attitude.Described transverse shifting assembly includes straining
Rope 351, abutting post 352, adjustment barrel 353 and shake handle.Described abutting post is respectively arranged at described throwing with described adjustment barrel
The both sides of shadow instrument, described abutting post is slideably positioned on described conditioning box and neighbouring described screw rod setting, and described adjustment barrel rotates
Be arranged on described conditioning box, and be in the side away from described screw rod for the described projector, the end of described abutting post pushes against
On described projector.For example, for the ease of the described abutting operation pushing against post, the housing of described projector offers abutting
Hole, described abutting hole opens up adjacent to described guiding groove, and the bottom in described abutting hole is convexly equipped with abutting salient point, and described abutting post is circle
Column, its end offers location hole, and described abutting post inserts in described abutting hole, and the abutting salient point in described abutting hole snaps in
In the location hole of described abutting post, thus realizing the positioning of the housing to described projector.The two ends of described tension rope connect respectively
Connect the perisporium of described adjustment barrel and the housing of described projector, to pull and support described projector.Described shake handle is inserted into institute
State in adjustment barrel and rotate described adjustment barrel, thus winding described tension rope using described adjustment barrel, and then mobile described projection
Instrument, realizes the movement to described projector lateral attitude.For example, described adjustment barrel is provided with winding bar 3531, described winding
The linkage section that bar includes cross bar and is arranged at described cross bar two ends, described two linkage sections are fixed in described adjustment barrel, institute
The end stating tension rope is fixed on described cross bar.When described adjustment barrel rotates, described tension rope can be wound in described tune
Save on the perisporium of cylinder and cover described winding bar, described winding bar can increase the length of the tension rope that described adjustment barrel is wound around
Degree.
For example, in order to avoid described tension rope is pullled to the rigid of described projector, described tension rope include stretch section with
And be connected to two linkage sections at described stretch section two ends, described two linkage sections be connected to the housing of described projector with
And in described adjustment barrel.By the elastic reaction of stretch section on described tension rope, described projector transverse shifting can pulled
During, play the elastic reaction of described stretch section, it is to avoid the rigid of housing of described projector is pullled, thus preventing institute
State rocking of projector.For example, in order to, while described tension rope pulls described projector, described abutting post can be followed simultaneously
Push against the housing of described projector, described transverse shifting assembly also includes pullling bar 354, described one end pullling bar is wound in
In described adjustment barrel, the other end is fixed on described abutting post.Offer through hole on the housing of described projector, described run through
Hole is connected with described abutting hole, and described bar of pullling is arranged in described through hole and is fixed on the end of described abutting post.Cause
This, when pulling described projector using described tension rope, described bar of pullling can be wound in described adjustment barrel, and then pulls
Described abutting post is mobile so that described abutting post can be followed and be positioned described projector.
For example, when pulling described projector to put in place, in order to fix described adjustment barrel, described conditioning box offers positioning
Groove, presses described adjustment barrel using described shake handle, so that described adjustment barrel is inserted in described locating slot and can complete to described
The fixation of adjustment barrel, thus prevent described adjustment barrel return under the pulling of described tension rope.For example, the bottom of described locating slot
Offer pivot groove, described pivot groove diameter is less than the diameter of described locating slot, described adjustment barrel includes a body and protrudes out
In the pivot rods of described cylinder body bottom portion, described winding bar is arranged on the side wall of described cylinder body.In winding process, described
Cylinder body is convexly equipped in the outside of described conditioning box, and described pivot rods are rotatably arranged in described pivot groove.Described cylinder body
Outboard peripheries offer multiple winding groove, and the plurality of winding groove opens up around the outboard peripheries of described cylinder body.The plurality of
Winding groove is used for being wound around and house described tension rope and described pulls bar.For example, the external diameter of described cylinder body is less than described positioning
The internal diameter of groove, described locating slot can house described cylinder body and the tension rope being wound on described cylinder body, pull bar with
And described winding bar.The bottom surface of described locating slot is provided with multiple positioning convex, and the plurality of positioning convex is around described pivot
The end face periphery setting of groove.The end face of described cylinder body offers multiple detents, and the plurality of detent is around described
The periphery setting of pivot rods.When needing to be wound around described tension rope using described adjustment barrel, it is described fixed that described cylinder body is extracted
Position groove, only makes described being rotatably arranged in described pivot groove, you can drive described cylinder originally using described shake handle
Body rotates, thus being wound around described tension rope and described pullling bar.When needing to position described adjustment barrel, by pressing described cylinder originally
Body is so that described cylinder body enters in described locating slot, merely with the multiple positioning convex in described locating slot and described adjustment barrel
Multiple detents cooperation, you can described adjustment barrel is positioned in the locating slot of described conditioning box, therefore makes
The positioning obtaining described adjustment barrel is more convenient.For example, pull bar for the ease of housing the described tension rope of positioning with described, described tune
It is further opened with slit, described slit is connected with described locating slot on section frame.When described adjustment barrel is contained in described locating slot,
The tension rope of neighbouring described adjustment barrel and described bar of pullling can be arranged in described slit, thus avoiding described conditioning box gear to set
Described tension rope and described pull bar.
For example, for the ease of rotating described adjustment barrel, described cylinder originally offers driver slot, the perisporium of described driver slot in vivo
On be provided with multiple drive raised 3533, described shake handle is provided with multiple drive groove, described driving projection snaps in institute
State in multiple drive groove, so that described shake handle snaps in described cylinder body, be conducive to described shake handle to drive
Described adjustment barrel.For example, described shake handle is removably inserted in described adjustment barrel.For example, for the ease of rotating described tune
Section cylinder, described shake handle includes connecting portion and the drive division being connected to described connecting portion two ends and grip part, described drive
Dynamic portion is all vertical with described connecting portion with described grip part, and described drive division is parallel with described grip part, and the plurality of driving is recessed
Groove is opened on described drive division.It is rotatable described drive division using grip part, described adjustment barrel can be driven to rotate to twine
Around described tension rope.For example, the length of described connecting portion is more than the length of described grip part, such that it is able to be made using lever principle
Obtain described shake handle more laborsaving.
For example, for the ease of moving described projector to other direction, described transverse shifting assembly also includes the rope that resets
355, one end of the described rope that resets connects on the housing of described projector, and the other end is connected on described guide post, described reset
Restrict as elastic drag rope.The pulling force of the described rope that resets is less than the pulling force of described tension rope.When discharging described tension rope, described reset
Rope can pull described projector to move in the opposite direction, and promotes described abutting post to move.For example, reset for the ease of strengthening
Effect, described transverse shifting assembly also includes stage clip 356, and the two ends of described stage clip are connected to described pivot rods and described throwing
On the housing of shadow instrument.For example, described conditioning box is further opened with accepting hole, described accepting hole cross connection in described pivot groove,
One end of described stage clip is arranged in described accepting hole and is held on the described pivot rods pivoting in groove.For example, described pivot
Bar is cylindrical rod, and one end of described stage clip is formed with arc supporting surface, and described arc supporting surface cooperation is held in described pivot
On bull stick, so that being subject to certain press force during the rotation of described pivot rods, and then lift the spin stabilization of described adjustment barrel
Degree.
The technical characteristic that other embodiments of the invention are also included in the various embodiments described above be mutually combined formed can
The technical scheme implemented.
Embodiment described above only have expressed the several embodiments of the present invention, and its description is more concrete and detailed, but simultaneously
Therefore the restriction to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, some deformation can also be made and improve, these broadly fall into the guarantor of the present invention
Shield scope.Therefore, the protection domain of patent of the present invention should be defined by claims.
Claims (9)
1. a kind of multimedia teaching facility is it is characterised in that include Graphic Panel, projector and bracing frame, described Graphic Panel bag
Include framework and be arranged at map plate body in described framework, described map plate body includes basal layer and is arranged on basal layer
Map layer, described map layer is the concavo-convex lamination according to the setting of various places height above sea level, and described projector is arranged at described support
It is oppositely arranged on frame and with described Graphic Panel, described projector is used for projecting the coloured image of world map to described Graphic Panel,
The coloured image of described world map is matched with described map layer.
2. multimedia teaching facility as claimed in claim 1 is it is characterised in that described framework is rectangular box.
3. multimedia teaching facility as claimed in claim 2 is it is characterised in that the inner peripheral of described framework is arranged with installing
Groove, the periphery of described map plate body is convexly equipped in described installing groove.
4. multimedia teaching facility as claimed in claim 3 is it is characterised in that the bottom of described installing groove is provided with stickup
Layer, the periphery of described map plate body is pasted on described adhered layer.
5. multimedia teaching facility as claimed in claim 4 is it is characterised in that the thickness of described adhered layer is 1-2 millimeter.
6. multimedia teaching facility as claimed in claim 5 sets it is characterised in that being formed with card on the side wall of described installing groove
Portion, described clamping part is arranged on described map plate body.
7. multimedia teaching facility as claimed in claim 6 is it is characterised in that the inner side of described framework is formed with displaying sky
Between, the map layer of described map plate body is exposed in described spacial flex.
8. multimedia teaching facility as claimed in claim 7 is it is characterised in that the thickness of described map layer is more than described substrate
The thickness of layer.
9. multimedia teaching facility as claimed in claim 8 is it is characterised in that described basal layer is made up of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611093300.4A CN106409126B (en) | 2016-12-01 | 2016-12-01 | Multimedia teaching facility |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611093300.4A CN106409126B (en) | 2016-12-01 | 2016-12-01 | Multimedia teaching facility |
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| CN106409126A true CN106409126A (en) | 2017-02-15 |
| CN106409126B CN106409126B (en) | 2019-03-01 |
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| CN201611093300.4A Expired - Fee Related CN106409126B (en) | 2016-12-01 | 2016-12-01 | Multimedia teaching facility |
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|---|---|---|---|---|
| CN2384284Y (en) * | 1999-07-01 | 2000-06-21 | 李同 | 3-D map |
| CN2781492Y (en) * | 2005-04-27 | 2006-05-17 | 王武安 | Three dimentional map |
| CN202795790U (en) * | 2012-06-25 | 2013-03-13 | 海尔集团电器产业有限公司 | Multimedia teaching equipment |
| CN104361823A (en) * | 2014-11-26 | 2015-02-18 | 崔蕾 | Push-and-pull blackboard with digitalized terrain teaching demonstration function |
| CN104376747A (en) * | 2014-11-26 | 2015-02-25 | 崔蕾 | Blackboard with digital terrain teaching demonstration function |
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| CN106409126B (en) | 2019-03-01 |
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