CN203982597U - A kind of removable optical projection system and device for laser pen control - Google Patents
A kind of removable optical projection system and device for laser pen control Download PDFInfo
- Publication number
- CN203982597U CN203982597U CN201420465427.4U CN201420465427U CN203982597U CN 203982597 U CN203982597 U CN 203982597U CN 201420465427 U CN201420465427 U CN 201420465427U CN 203982597 U CN203982597 U CN 203982597U
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- control
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- projection lamp
- curtain
- timing belt
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Abstract
The utility model discloses a kind of removable optical projection system and device for laser pen control, comprises laser pen and the power module being connected successively, electronic control module and machine assembly; Power module is also connected with machine assembly, and described electronic control module comprises the laser pen identifying unit, ECU (Electrical Control Unit) and the motor control unit that connect successively; Laser pen identifying unit receives the action of operator's laser pen, and just information is sent to main control unit, main control unit is worked by motor control unit drive motor after processing, driven by motor toothed belt transmission is to realize the consubstantiality transverse shifting of projector and curtain in machine assembly, the location of realizing projector equipment; The utility model can realize easily blackboard and projection body position exchanges, and system can be understood teacher's operation intention exactly, has facilitated teacher's teaching, to improving efficiency of teaching.
Description
Technical field
The utility model relates to a kind of projector equipment, and concrete is a kind of removable optical projection system and device for laser pen control.
Background technology
Projector equipment is a kind of important teaching equipment, is the good assistant of teacher while carrying out education activities, has very wide application prospect in education sector (particularly higher education).In teaching process, projection can represent macroscopical content in classroom easily, but while relating to the explanation of the details such as the derivation of equation, blackboard should be the focus of student's sight, should occupy the body position in classroom.So projector equipment and blackboard not only need to be used in conjunction with, and preferably accomplish that body position exchanges easily.
The classroom that uses at present projector teaching, curtain is the centre position in classroom metope conventionally, when curtain vertically launches, can shelter from blackboard, causes cannot using blackboard in the time using projector.If think fully to use blackboard, must be by curling curtain withdrawal, but projector cannot coordinate again writing on the blackboard to use like this, and projector switch and curtain folding and unfolding all need many time, operates consuming time inconvenient.A solution is that blackboard can pull open to both sides, and blackboard is offset to both sides, classroom like this, and the classmate who is sitting on the one hand both sides is difficult for seeing clearly the blackboard with own opposition side, on the other hand, due to the restriction of dais length, teacher cannot normally write, impact explanation effect.
Utility model content
In order to solve the problems of the technologies described above, the technical solution of the utility model is: a kind of removable optical projection system for laser pen control, comprises laser pen and the power module being connected successively, electronic control module and machine assembly; Power module is connected with machine assembly, and described electronic control module comprises the laser pen identifying unit, ECU (Electrical Control Unit) and the motor control unit that connect successively;
Described machine assembly comprises curtain control device and projection lamp sync control device.
Described curtain control device comprises curtain control aggressive device, curtain control slave unit; Described curtain control aggressive device and curtain control slave unit are separately fixed at the two ends of the first fixed head, and curtain control aggressive device and curtain control slave unit homonymy stretch out respectively the first synchronous pulley; Between the first described synchronous pulley, be provided with the first Timing Belt, the first described Timing Belt has the first guide rail that is parallel to the first Timing Belt, the first described guide rail is provided with the first slide block, the first described slide block top is connected with the first Timing Belt by the first contiguous block, and the first slide block below is provided with curtain.
Described curtain control aggressive device comprises the first corner fittings and the first motor cabinet, and the first described corner fittings is connected with the first motor cabinet, and is arranged on the first fixed head; On described motor cabinet, be fixed with the first motor, the first described motor is coaxially connected with the first synchronous pulley.
Described curtain control slave unit comprises the second corner fittings, and the second described corner fittings is arranged on the first fixed head, and the second described corner fittings is connected with the first synchronous pulley by the first screw-nut.
Described projection lamp sync control device comprises projection lamp control aggressive device and projection lamp control slave unit; Described projection lamp control aggressive device and projection lamp control slave unit are separately fixed at the two ends of the second fixed head, and projection lamp control aggressive device and projection lamp control slave unit homonymy stretch out respectively the second synchronous pulley; Between the second described synchronous pulley, be provided with the second Timing Belt, the second described Timing Belt has the second guide rail that is parallel to the second Timing Belt, the second described guide rail is provided with the second slide block, the second described slide block top is connected with the second Timing Belt by the second contiguous block, and the second slide block below is provided with projection lamp.
Described projection lamp control aggressive device comprises triangle part and the second motor cabinet, and described triangle part is connected with the second motor cabinet, and is arranged on the second fixed head; On described motor cabinet, be fixed with the second motor, the second described motor is coaxially connected with the second synchronous pulley.
Described projection lamp control slave unit comprises the 4th corner fittings, and the 4th described corner fittings is arranged on the second fixed head, and the 4th described corner fittings is connected with the second synchronous pulley by the second screw-nut.
Described motor control unit is connected with the first motor.
Described motor control unit is connected with the second motor.
For a removable projection arrangement for laser pen control, comprise curtain control device and projection lamp sync control device.
Described curtain control device comprises curtain control aggressive device, curtain control slave unit; Described curtain control aggressive device and curtain control slave unit are separately fixed at the two ends of the first fixed head, and curtain control aggressive device and curtain control slave unit homonymy stretch out respectively the first synchronous pulley; Between the first described synchronous pulley, be provided with the first Timing Belt, the first described Timing Belt has the first guide rail that is parallel to the first Timing Belt, the first described guide rail is provided with the first slide block, the first described slide block top is connected with the first Timing Belt by the first contiguous block, and the first slide block below is provided with curtain.
Described curtain control aggressive device comprises the first corner fittings and the first motor cabinet, and the first described corner fittings is connected with the first motor cabinet, and is arranged on the first fixed head; On described motor cabinet, be fixed with the first motor, the first described motor is coaxially connected with the first synchronous pulley.
Described curtain control slave unit comprises the second corner fittings, and the second described corner fittings is arranged on the first fixed head, and the second described corner fittings is connected with the first synchronous pulley by the first screw-nut.
Described projection lamp sync control device comprises projection lamp control aggressive device and projection lamp control slave unit; Described projection lamp control aggressive device and projection lamp control slave unit are separately fixed at the two ends of the second fixed head, and projection lamp control aggressive device and projection lamp control slave unit homonymy stretch out respectively the second synchronous pulley; Between the second described synchronous pulley, be provided with the second Timing Belt, the second described Timing Belt has the second guide rail that is parallel to the second Timing Belt, the second described guide rail is provided with the second slide block, the second described slide block top is connected with the second Timing Belt by the second contiguous block, and the second slide block below is provided with projection lamp.
Described projection lamp control aggressive device comprises triangle part and the second motor cabinet, and described triangle part is connected with the second motor cabinet, and is arranged on the second fixed head; On described motor cabinet, be fixed with the second motor, the second described motor is coaxially connected with the second synchronous pulley.
Described projection lamp control slave unit comprises the 4th corner fittings, and the 4th described corner fittings is arranged on the second fixed head, and the 4th described corner fittings is connected with the second synchronous pulley by the second screw-nut.
The beneficial effects of the utility model are:
For removable optical projection system and the device of laser pen control, increase the utilization factor of blackboard area, projection and blackboard are brought out the best in each other;
Take into full account teacher's use habit, expand the function of laser pen, light-operated movement and location are realized: adopt phototriode to form laser spots and gather queue or array, do not need teacher to move, as long as laser pen is aimed to collection point queue or array to be strafed and can make projector equipment move according to wish, convenient, flexible, improve the efficiency of giving lessons in classroom;
System logic is simple, cost is low, reliability is high, and method of operating close friend is casual;
Two motors are same road control signal and operating circuit output, ensure the synchronism of the slip of projector and curtain;
Adopt Timing Belt guide rail mechanism, the shared segment space of Timing Belt and belt wheel is less demanding, and Timing Belt slide block mechanism is stability and the with the obvious advantage of aspects such as stopping of fixing a point; Can realize easily blackboard and the exchange of projection body position by technical scheme disclosed in the utility model, system can be understood teacher's operation intention exactly, has facilitated teacher's teaching, to improving efficiency of teaching, strengthens classroom effect significant.
brief description of the drawings:
Fig. 1 is the utility model one-piece construction schematic diagram;
Fig. 2 is machine assembly schematic diagram of the present utility model;
Fig. 3 is curtain control device schematic diagram of the present utility model;
Fig. 4 is projection lamp sync control device schematic diagram of the present utility model;
Fig. 5 is curtain control aggressive device schematic diagram of the present utility model;
Fig. 6 is curtain control slave unit schematic diagram of the present utility model;
Fig. 7 is projection lamp control slave unit sterogram of the present utility model;
Fig. 8 is projection lamp control aggressive device sterogram of the present utility model;
Fig. 9 is profile framework structural scheme of mechanism of the present utility model;
In figure: 1-electronic control module; 2-laser pen identifying unit; 3-ECU (Electrical Control Unit); 4-motor control unit; 5-power module; 6-machine assembly; 7-curtain control aggressive device; 8-curtain control slave unit; The 9-the first fixed head; The 10-the first synchronous pulley; The 11-the first Timing Belt; The 12-the first guide rail; The 13-the first slide block; The 14-the first contiguous block; 15-curtain; The 16-the first corner fittings; The 17-the first motor cabinet; The 18-the first motor; The 19-the second corner fittings; The 20-the first screw-nut; 21-projection lamp control aggressive device; 22-projection lamp control slave unit; The 23-the second fixed head; The 24-the second synchronous pulley; The 25-the second Timing Belt; The 26-the second guide rail; The 27-the second slide block; 28-projection lamp; The 29-the triangle part; The 30-the second motor cabinet; The 31-the second motor; The 32-the four corner fittings; The 33-the second screw-nut; 34-rail supported mechanism connecting portion; The 35-the second contiguous block; 36-curtain control device; 37-projection lamp sync control device; 38-section bar nut; 39-section bar screw; The 40-the five corner fittings; 41-section bar.
embodiment
Below in conjunction with further describing the technical program with reference to accompanying drawing, the example of described embodiment is shown in the drawings, wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish, but this description is only for explaining the utility model, and can not be interpreted as restriction of the present utility model.
For removable optical projection system and the device of laser pen control, comprise laser pen and the power module 5 being connected successively, electronic control module 1 and machine assembly 6; Power module 5 is also connected with machine assembly 6, and described electronic control module 1 comprises the laser pen identifying unit 2, ECU (Electrical Control Unit) 3 and the motor control unit 4 that connect successively.
Described machine assembly 6 comprises curtain control device 36 and projection lamp sync control device 37;
Described curtain control device 36 comprises curtain control aggressive device 7, curtain control slave unit 8; Described curtain control aggressive device 7 and curtain control slave unit 8 are separately fixed at the two ends of the first fixed head 9, and curtain control aggressive device 7 and curtain control slave unit 8 homonymies stretch out respectively the first synchronous pulley 10; Between 2 described the first synchronous pulleys 10, be provided with the first Timing Belt 11, the first described Timing Belt 11 has the first guide rail 12 that is parallel to the first Timing Belt 11, the first described guide rail 12 is provided with the first slide block 13, the first described slide block 13 tops are connected with the first Timing Belt 11 by the first contiguous block 14, and the first slide block 13 belows are provided with curtain 15.
Described curtain control aggressive device 7 comprises the first corner fittings 16 and the first motor cabinet 17, and the first described corner fittings 16 is connected with the first motor cabinet 17, and is arranged on the first fixed head 9; On described motor cabinet, be fixed with the first motor 18, the first described motor 18 is coaxially connected with the first synchronous pulley 10.
Described curtain control slave unit 8 comprises the second corner fittings 19, and the second described corner fittings 19 is arranged on the first fixed head 9, and the second described corner fittings 19 is connected with the first synchronous pulley 10 by the first screw-nut 20.The first screw-nut 20 is now long spiro nail nut.
Described projection lamp sync control device 37 comprises projection lamp control aggressive device 21 and projection lamp control slave unit 22; Described projection lamp control aggressive device 21 and projection lamp control slave unit 22 are separately fixed at the two ends of the second fixed head 23, and projection lamp control aggressive device 21 and projection lamp control slave unit 22 homonymies stretch out respectively the second synchronous pulley 24; Between 2 described the second synchronous pulleys 24, be provided with the second Timing Belt 25, the second described Timing Belt 25 has the second guide rail 26 that is parallel to the second Timing Belt 25, the second described guide rail 26 is provided with the second slide block 27, the second described slide block 27 tops are connected with the second Timing Belt 25 by the second contiguous block 35, and the second slide block 27 belows are provided with projection lamp 28.
Described projection lamp control aggressive device 21 comprises triangle part 29 and the second motor cabinet 30, and described triangle part 29 is connected with the second motor cabinet 30, and is arranged on the second fixed head 23; On described motor cabinet, be fixed with the second motor 31, the second described motor 31 is coaxially connected with the second synchronous pulley 24.
Described projection lamp control slave unit 22 comprises the 4th corner fittings 32, and the 4th described corner fittings 32 is arranged on the second fixed head 23, and the 4th described corner fittings 32 is connected with the second synchronous pulley 24 by the second screw-nut 33.The second screw-nut 20 is now long spiro nail nut.
Described motor control unit 4 is connected with the first motor 18.
Described motor control unit 4 is connected with the second motor 31.
The curtain control device 36 of package unit and projection lamp control device 37 are individually fixed in the relevant position in classroom in actual applications; Curtain control device 36 is generally placed on blackboard top, and projection lamp control device 37 is generally fixed on center top position, classroom, and the two correspondence is parallel.If because cause specific or classroom do not have support section, can use two parts rail support structures to support, rail support structures aluminium section bar supports, low price and convenient installation.The utility model did prototyping testing, and in prototyping testing process, the framework of appearance integral is built with section bar, and profile length can oneself be set, and the large I of entirety arbitrarily changes, and the hinged place of section bar adopts corner fittings to connect, can easy disassembly.
As Fig. 2, rail support structures is to prop up the framework of total, as Fig. 9 middle orbit supporting construction connecting portion schematic diagram, comprises section bar (41), the 5th corner fittings (40), section bar screw (39), section bar nut (38).Connected mode is as follows: 12 suitable section bars (41) erect the rail support structures framework with clear and definite length, width and height, as being hinged by the 5th corner fittings (40) and section bar screw (39) section bar nut (38) between Fig. 9 section bar, curtain control device 36 and projection lamp control device 37 are placed on respectively the top of the front and rear of rail support structures.
A kind of removable optical projection system for laser pen control and device comprise power module, machine assembly, electronic control module; Power module is given respectively machine assembly, electronic control module power supply, electronic control module comprises the laser pen identifying unit, main control unit and the motor control unit that connect successively, laser pen identifying unit is positioned at system front end, the action that is laser pen to operator's intention receives, then information is transferred to main control unit, the task that wherein receives gathers queue by luminous point or array completes.Motor control unit is positioned at system rear end, and receiving is motor correct operation from actuating unit after the information of main control unit.This unit adopts H bridge motor-drive circuit, realizes accurate location, isolated controlling and the executive circuit of slide block.Main control unit is positioned at system middle part, receives the information that laser pen identifying unit is sent here, and transmission information is to motor control unit.The first motor 18 and the second motor 31 rotations can drive respectively the first contiguous block 14 and the first slide block 13 under the first Timing Belt 11 and the second Timing Belt 25, the first Timing Belts 11 and the second Timing Belt 25, the first Timing Belts 11 to move, and drive curtain 15 to move; The second contiguous block 35 and the second slide block 27 under the second Timing Belt 25 move, and drive projection lamp 28 to move, thereby have realized the synchronizing moving of curtain 15 and projection lamp 28.Power module meets the different electrical power demand of other three unit.
When user wants according to wish mobile projector instrument and curtain, use common laser pen to strafe laser pen identifying unit 2, laser pen identifying unit 2 changes the light signal collecting into electric signal, is sent to main control unit 3.Then after main control unit 3 is processed, send corresponding control signal to motor control unit 4, motor control unit 4 is controlled the work running of driven by motor mechanical module 5, motor control unit 4 is connected with the first motor 18 and the second motor 31 connects, and controls that the first motor 18 connects and the second motor 3 rotates.The second motor 31 motors in the first motor 18 in now curtain control aggressive device 7 and projection lamp control aggressive device 21 turn round simultaneously, the first motor 18 connections and the second motor 31 rotate and drive respectively the first Timing Belt 11 and the second Timing Belt 25 to move simultaneously, the first contiguous block 14 and the first slide block 13 under the first Timing Belt 11 move, and drive curtain 15 to move; The second contiguous block 35 and the second slide block 27 under the second Timing Belt 25 move, and drive projection lamp 28 to move, thus synchronizing moving and the location of having realized curtain 15 and projection lamp 28.
In the time that needs writing on the blackboard is explained, projector and curtain synchronizing moving, to one end of wall, are exposed to blackboard, now project content still exists, just auxiliary as writing on the blackboard content teaching of teacher's one side relatively.When taking project content when main, they are retracted to centre position.Moving screen will meet teacher's operating habit, makes every effort to simple and convenient.
In sum, be only the preferred embodiment of the utility model, do not limit protection domain of the present utility model with this, all equivalences of doing according to the utility model the scope of the claims and description change and modify, within being all the scope that the utility model patent contains.
Claims (9)
1. for a removable optical projection system for laser pen control, it is characterized in that: comprise laser pen and the power module being connected successively (5), electronic control module (1) and machine assembly (6); Power module (5) is connected with machine assembly (6), and described electronic control module (1) comprises the laser pen identifying unit (2), ECU (Electrical Control Unit) (3) and the motor control unit (4) that connect successively.
2. a kind of removable optical projection system for laser pen control according to claim 1, is characterized in that: described machine assembly (6) comprises curtain control device (36) and projection lamp sync control device (37).
3. a kind of removable optical projection system for laser pen control according to claim 2, is characterized in that: described curtain control device (36) comprises curtain control aggressive device (7), curtain control slave unit (8); Described curtain control aggressive device (7) and curtain control slave unit (8) are separately fixed at the two ends of the first fixed head (9), and curtain control aggressive device (7) and curtain control slave unit (8) homonymy stretch out respectively the first synchronous pulley (10); Between described the first synchronous pulley (10), be provided with the first Timing Belt (11), described the first Timing Belt (11) has the first guide rail (12) that is parallel to the first Timing Belt (11), described the first guide rail (12) is provided with the first slide block (13), described the first slide block (13) top is connected with the first Timing Belt (11) by the first contiguous block (14), and the first slide block (13) below is provided with curtain (15);
Described curtain control aggressive device (7) comprises the first corner fittings (16) and the first motor cabinet (17), and described the first corner fittings (16) is connected with the first motor cabinet (17), and is arranged on the first fixed head (9); On described motor cabinet, be fixed with the first motor (18), described the first motor (18) is coaxially connected with the first synchronous pulley (10);
Described curtain control slave unit (8) comprises the second corner fittings (19), and it is upper that described the second corner fittings (19) is arranged on the first fixed head (9), and described the second corner fittings (19) is connected with the first synchronous pulley (10) by the first screw-nut (20).
4. a kind of removable optical projection system for laser pen control according to claim 2, is characterized in that: described projection lamp sync control device (37) comprises projection lamp control aggressive device (21) and projection lamp control slave unit (22); Described projection lamp control aggressive device (21) and projection lamp control slave unit (22) are separately fixed at the two ends of the second fixed head (23), and projection lamp control aggressive device (21) and projection lamp control slave unit (22) homonymy stretch out respectively the second synchronous pulley (24); Between described the second synchronous pulley (24), be provided with the second Timing Belt (25), described the second Timing Belt (25) has the second guide rail (26) that is parallel to the second Timing Belt (25), described the second guide rail (26) is provided with the second slide block (27), described the second slide block (27) top is connected with the second Timing Belt (25) by the second contiguous block (35), and the second slide block (27) below is provided with projection lamp (28);
Described projection lamp control aggressive device (21) comprises triangle part (29) and the second motor cabinet (30), and described triangle part (29) is connected with the second motor cabinet (30), and is arranged on the second fixed head (23); On described motor cabinet, be fixed with the second motor (31), described the second motor (31) is coaxially connected with the second synchronous pulley (24);
Described projection lamp control slave unit (22) comprises the 4th corner fittings (32), it is upper that the 4th described corner fittings (32) is arranged on the second fixed head (23), and the 4th described corner fittings (32) is connected with the second synchronous pulley (24) by the second screw-nut (33).
5. a kind of removable optical projection system for laser pen control according to claim 3, is characterized in that: described motor control unit (4) is connected with the first motor (18).
6. a kind of removable optical projection system for laser pen control according to claim 4, is characterized in that: described motor control unit (4) is connected with the second motor (31).
7. for a removable projection arrangement for laser pen control, it is characterized in that: comprise curtain control device (36) and projection lamp sync control device (37).
8. a kind of removable projection arrangement for laser pen control according to claim 7, is characterized in that: described curtain control device (36) comprises curtain control aggressive device (7), curtain control slave unit (8); Described curtain control aggressive device (7) and curtain control slave unit (8) are separately fixed at the two ends of the first fixed head (9), and curtain control aggressive device (7) and curtain control slave unit (8) homonymy stretch out respectively the first synchronous pulley (10); Between described the first synchronous pulley (10), be provided with the first Timing Belt (11), described the first Timing Belt (11) has the first guide rail (12) that is parallel to the first Timing Belt (11), described the first guide rail (12) is provided with the first slide block (13), described the first slide block (13) top is connected with the first Timing Belt (11) by the first contiguous block (14), and the first slide block (13) below is provided with curtain (15);
Described curtain control aggressive device (7) comprises the first corner fittings (16) and the first motor cabinet (17), and described the first corner fittings (16) is connected with the first motor cabinet (17), and is arranged on the first fixed head (9); On described motor cabinet, be fixed with the first motor (18), described the first motor (18) is coaxially connected with the first synchronous pulley (10);
Described curtain control slave unit (8) comprises the second corner fittings (19), and it is upper that described the second corner fittings (19) is arranged on the first fixed head (9), and described the second corner fittings (19) is connected with the first synchronous pulley (10) by the first screw-nut (20).
9. a kind of removable projection arrangement for laser pen control according to claim 7, is characterized in that: described projection lamp sync control device (37) comprises projection lamp control aggressive device (21) and projection lamp control slave unit (22); Described projection lamp control aggressive device (21) and projection lamp control slave unit (22) are separately fixed at the two ends of the second fixed head (23), and projection lamp control aggressive device (21) and projection lamp control slave unit (22) homonymy stretch out respectively the second synchronous pulley (24); Between described the second synchronous pulley (24), be provided with the second Timing Belt (25), described the second Timing Belt (25) has the second guide rail (26) that is parallel to the second Timing Belt (25), described the second guide rail (26) is provided with the second slide block (27), described the second slide block (27) top is connected with the second Timing Belt (25) by the second contiguous block (35), and the second slide block (27) below is provided with projection lamp (28);
Described projection lamp control aggressive device (21) comprises triangle part (29) and the second motor cabinet (30), and described triangle part (29) is connected with the second motor cabinet (30), and is arranged on the second fixed head (23); On described motor cabinet, be fixed with the second motor (31), described the second motor (31) is coaxially connected with the second synchronous pulley (24);
Described projection lamp control slave unit (22) comprises the 4th corner fittings (32), it is upper that the 4th described corner fittings (32) is arranged on the second fixed head (23), and the 4th described corner fittings (32) is connected with the second synchronous pulley (24) by the second screw-nut (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420465427.4U CN203982597U (en) | 2014-08-18 | 2014-08-18 | A kind of removable optical projection system and device for laser pen control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420465427.4U CN203982597U (en) | 2014-08-18 | 2014-08-18 | A kind of removable optical projection system and device for laser pen control |
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| Publication Number | Publication Date |
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| CN203982597U true CN203982597U (en) | 2014-12-03 |
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|---|---|---|---|
| CN201420465427.4U Expired - Fee Related CN203982597U (en) | 2014-08-18 | 2014-08-18 | A kind of removable optical projection system and device for laser pen control |
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| CN (1) | CN203982597U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106652588A (en) * | 2017-03-07 | 2017-05-10 | 桂林电子科技大学 | Device for achieving immersive display as well as synchronous moving of projection picture and blackboard of projector |
| CN106791746A (en) * | 2017-01-23 | 2017-05-31 | 合肥优智领英智能科技有限公司 | A kind of Novel movable interactive mode ground projection structure and projecting method |
| CN108989781A (en) * | 2018-09-12 | 2018-12-11 | 陕西理工大学 | A kind of projection arrangement based on image procossing |
-
2014
- 2014-08-18 CN CN201420465427.4U patent/CN203982597U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106791746A (en) * | 2017-01-23 | 2017-05-31 | 合肥优智领英智能科技有限公司 | A kind of Novel movable interactive mode ground projection structure and projecting method |
| CN106791746B (en) * | 2017-01-23 | 2019-11-08 | 合肥虹慧达科技有限公司 | A kind of Novel movable interactive mode ground projection structure and projecting method |
| CN106652588A (en) * | 2017-03-07 | 2017-05-10 | 桂林电子科技大学 | Device for achieving immersive display as well as synchronous moving of projection picture and blackboard of projector |
| CN106652588B (en) * | 2017-03-07 | 2023-06-27 | 桂林电子科技大学 | Device for realizing immersion display of projector and synchronous movement of projection picture and blackboard |
| CN108989781A (en) * | 2018-09-12 | 2018-12-11 | 陕西理工大学 | A kind of projection arrangement based on image procossing |
| CN108989781B (en) * | 2018-09-12 | 2020-11-24 | 陕西理工大学 | Projection arrangement based on image processing |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141203 Termination date: 20160818 |