CN107545793B - Building teaching system based on VR technique - Google Patents

Abstract

The invention discloses an architectural teaching system based on VR technology, which includes a base, a hexagonal bottom plate, a VR display system and a VR control system. An umbrella scanner is provided above the hexagonal bottom plate. The umbrella scanner includes an umbrella cover. , the main sensor and the auxiliary sensor are arranged on the inner surface of the umbrella cover. The umbrella scanner is fixedly connected to the hexagonal bottom plate through the support rod. There is a connecting rod between two adjacent support rods. The inner surface of the support rod They are all equipped with at least two sets of shooting systems. The shooting systems are movable and connected to the support rods through threaded rods, and a turntable is provided on the hexagonal bottom plate. The invention has a simple structure and strong practicability, making the ratio of the human body and the VR scene consistent with that in reality, meeting the needs of actual architectural teaching, not only improving safety, but also allowing the parameters in the construction process to be verified through the VR scene , greatly reducing manufacturing costs and improving construction quality.

Description

An architectural teaching system based on VR technology

Technical field

The invention relates to an architectural teaching system based on VR technology.

Background technique

The application of VR technology in education is a direct reflection of the rapid development of educational technology. It is a way for learners to realize the transfer and teaching of knowledge and skills through the interaction between themselves and the information environment.

VR technology can truly simulate corresponding things and environments, and can also provide diversified natural interaction channels and conversation methods, which can significantly enhance students' learning enthusiasm and improve students' ability to visualize learning content.

Although the existing VR teaching system can provide corresponding learning scenarios, it cannot simulate it completely in realistic proportions, and the simulation effect is not good.

Contents of the invention

The purpose of the present invention is to provide a technical solution for an architectural teaching system based on VR technology in view of the shortcomings of the existing technology. The user's action posture and amplitude are simplified into multiple flash points through an umbrella scanner. and auxiliary sensors input the flash point signal into the VR scene, and then cooperate with the shooting system to transmit the signal to the VR scene, so that the ratio of the human body and the VR scene is consistent with the ratio in reality, meeting the needs of actual architectural teaching, and not only improving safety , and the parameters in the construction process can be verified through VR scenes, which greatly reduces manufacturing costs and improves the quality of construction.

In order to solve the above technical problems, the present invention adopts the following technical solutions:

An architectural teaching system based on VR technology, including a base, a hexagonal base plate, a VR display system and a VR control system. The hexagonal base plate is connected above the base through a reinforcing plate, and the VR display system is connected above the base. Its characteristics The following is: an umbrella-shaped scanner is provided above the hexagonal base plate. The umbrella-shaped scanner includes an umbrella cover. A main sensor and an auxiliary sensor are provided on the inner surface of the umbrella cover. The main sensor is located at the center of the bottom surface of the umbrella cover. The auxiliary sensor is located at the center of the bottom surface of the umbrella cover. The main sensor is evenly arranged on the umbrella cover in a concentric circle with the center. The two auxiliary sensors located on the same concentric circle are connected by cables. The umbrella scanner is fixedly connected to the hexagonal base plate through support rods, adjacent to There is a connecting rod between the two support rods, and at least two sets of shooting systems are provided with limit slots on the inner surface of the support rods. The shooting systems are connected to the support rods through threaded rods, and the threaded rods are located in the limit slots. A turntable is provided on the hexagonal bottom plate, and a second servo motor is provided inside the hexagonal bottom plate. The second servo motor is connected to the turntable through a main shaft, and the main shaft is connected to a threaded rod through a transmission mechanism. After the user wears the VR device, he stands on the hexagonal bottom plate. On the screen, the user makes corresponding actions according to the scene they see. The umbrella scanner simplifies the user's movement posture and amplitude into multiple flash points. The flash point signals are input into the VR scene through the main sensor and auxiliary sensor, and then cooperate with the shooting The system transmits the signal to the VR scene so that the proportion of the human body and the VR scene is consistent with that in reality, meeting the needs of actual architectural teaching. It not only improves safety, but also verifies the parameters in the construction process through the VR scene. The manufacturing cost is greatly reduced and the quality of construction is improved. The human body can rotate under the action of the turntable to meet the needs of steering operations in VR scenes. The second servo motor can control the rotation angle of the turntable and at the same time control the up and down movement of the shooting system through the transmission mechanism. , improve the proportion accuracy within the VR scene and make the VR environment closer to the real environment.

Furthermore, the base is provided with guide rails, and the bottom of the hexagonal bottom plate is provided with a guide groove. The guide rails match the guide grooves. The hexagonal bottom plate can enter the center of the base under the action of the guide rails, and the user can be gradually guided through the guide rails. Entering the VR scene, it plays a transitional role, preventing users from dizziness caused by VR scene switching too fast, and improving comfort.

Further, the VR display system includes a display screen, a positioning plate and a support mechanism. The display screen is fixedly connected to the inside of the positioning plate. The positioning plate is connected to the base through the support mechanism. The support mechanism includes a column, a rotating plate and a first servo motor. The column One end is connected to the base through a rotating plate. The first servo motor is fixedly connected to the top surface of the rotating plate. The other end of the column is connected with a lifting rod. The positioning plate is connected to the first servo motor through the lifting rod. The VR scene can be displayed through the display screen. The display is convenient for surrounding students to intuitively see the architectural environment. The teacher stands on the hexagonal base plate to demonstrate through the VR scene. Students can learn intuitively through the display screen and improve their interest in learning. The first servo motor drives the lifting rod to move. , and then adjust the height position of the display screen.

Furthermore, a processor is provided below the display screen, and the processor is connected to the positioning plate through a connecting rod. The processor improves the switching efficiency and quality of images in VR scenes, and prevents screen flickering from causing damage to the glasses.

Furthermore, there are speakers and heat dissipation covers on the sides of the hexagonal base plate. The speakers can be used to play music in VR scenes to make the picture more realistic. The heat dissipation cover can easily dissipate the heat in the hexagonal base plate and reduce the heat in the hexagonal base plate. temperature to extend its service life.

Further, the shooting system includes a CCD camera, a fixed plate and a lifting block. The CCD camera is rotatably connected to the fixed plate, and the fixed plate is fixedly connected to the side of the lifting block. The outline of the human body can be photographed through the CCD camera and imported into the VR scene. Ensure that the proportions of VR scenes and real scenes are consistent.

Furthermore, the angle between the CCD camera and the vertical direction is a, and the angle a ranges from 30° to 150°, which can achieve 360° shooting of the human body.

Further, the transmission mechanism includes a first bevel gear, a second bevel gear, a transmission shaft, a first auxiliary gear and a second auxiliary gear. The first bevel gear is fixedly connected to the main shaft, and the second bevel gear is fixedly connected to the end of the transmission shaft. , the second bevel gear meshes with the first bevel gear, the first auxiliary gear is fixedly connected to the other end of the transmission shaft, the second auxiliary gear is fixedly connected to the bottom end of the threaded rod, the second auxiliary gear meshes with the first auxiliary gear , through the design of the transmission mechanism, the turntable and the shooting system can work at the same time, improving the efficiency of information collection.

Furthermore, a handle is provided on the connecting rod, which facilitates demonstration in the VR scene according to the movements made by the human body, thereby improving the realism of the picture.

Further, the VR control system includes a VR controller, VR online material library, VR resource editor, VR video production tools and module components. The VR online material library, VR resource editor, VR video production tools and module components are all connected to the VR controller. , module components include VR headset module, VR screen module, motion capture module and positioning module. The VR online material library is used to store information on architectural images, which can be easily extracted or changed at any time through the VR resource editor, and can be used according to the needs of architectural teaching. Use VR video production tools to create corresponding images to improve students’ interest in learning.

Since the present invention adopts the above technical solution, it has the following beneficial effects:

1. After the user wears the VR device, he stands on the hexagonal base and makes corresponding actions according to the scene he sees. The umbrella scanner simplifies the user's action posture and amplitude into multiple flash points, which are detected by the main sensor. and auxiliary sensors input the flash point signal into the VR scene, and then cooperate with the shooting system to transmit the signal to the VR scene, so that the ratio of the human body and the VR scene is consistent with the ratio in reality, meeting the needs of actual architectural teaching, and not only improving safety , and the parameters in the construction process can be verified through VR scenes, which greatly reduces manufacturing costs and improves the quality of construction;

2. The human body can rotate under the action of the turntable to meet the needs of steering operations in the VR scene. The second servo motor can control the rotation angle of the turntable, and at the same time control the up and down movement of the shooting system through the transmission mechanism, improving the proportion accuracy in the VR scene and making the The VR environment is closer to the real environment.

Description of the drawings

The present invention will be further described below in conjunction with the accompanying drawings:

Figure 1 is a schematic structural diagram of an architectural teaching system based on VR technology according to the present invention;

Figure 2 is a schematic structural diagram of the umbrella scanner in the present invention;

Figure 3 is a schematic structural diagram of the shooting system in the present invention;

Figure 4 is a schematic structural diagram of a hexagonal bottom plate in the present invention;

Figure 5 is a module flow chart of the VR control system in the present invention.

In the picture: 1-base; 2-hexagonal bottom plate; 3-support rod; 4-umbrella cover; 5-positioning plate; 6-display; 7-connecting rod; 8-column; 9-reinforcement plate; 10- Rotating plate; 11-first servo motor; 12-guide rail; 13-sound; 14-heat cover; 15-turntable; 16-processor; 17-connection rod; 18-main sensor; 19-auxiliary sensor; 20-line Cable; 21-limiting groove; 22-CCD camera; 23-fixing plate; 24-lifting block; 25-threaded rod; 26-guide groove; 27-second servo motor; 28-spindle; 29-transmission shaft; 30 -The first bevel gear; 31-the second bevel gear; 32-the first auxiliary gear; 33-the second auxiliary gear; 34-handle.

Detailed ways

As shown in Figures 1 to 5, it is an architectural teaching system based on VR technology of the present invention, including a base 1, a hexagonal bottom plate 2, a VR display system and a VR control system. The hexagonal bottom plate 2 is connected by a reinforcing plate 9 Above the base 1, a guide rail 12 is provided on the base 1. A guide groove 26 is provided at the bottom of the hexagonal bottom plate 2. The guide rail 12 matches the guide groove 26. The hexagonal bottom plate 2 can enter the base under the action of the guide rail 12. At the center of 1, the user can be gradually brought into the VR scene through the guide rail 12, which plays a transitional role, preventing the user from becoming dizzy due to too fast switching of the VR scene, and improving comfort.

The VR display system is connected above the base 1. The VR display system includes a display screen 6, a positioning plate 5 and a support mechanism. The display screen 6 is fixedly connected to the inside of the positioning plate 5. The positioning plate 5 is connected to the base 1 through a support mechanism. The support The mechanism includes a column 8, a rotating plate 10 and a first servo motor 11. One end of the column 8 is connected to the base 1 through the rotating plate 10. The first servo motor 11 is fixedly connected to the top surface of the rotating plate 10. The other end of the column 8 is connected through There is a lifting rod, and the positioning plate 5 is connected to the first servo motor 11 through the lifting rod. The VR scene can be displayed through the display screen 6, so that the surrounding students can intuitively see the architectural environment. The teacher stands on the hexagonal base plate 2 and passes the VR scene. To demonstrate, students can learn intuitively through the display screen 6 and improve their interest in learning. The first servo motor 11 drives the lifting rod to move, thereby adjusting the height position of the display screen 6. A processor 16 is provided below the display screen 6. The processor 16 is connected to the positioning plate 5 through the connection rod 17. The processor 16 improves the switching efficiency and quality of images in the VR scene and prevents screen flickering from causing damage to the glasses.

A speaker 13 and a heat dissipation cover 14 are provided on the side of the hexagonal base plate 2. The speaker 13 can play music in conjunction with the VR scene to make the picture more realistic. The heat dissipation cover 14 facilitates dissipating the heat in the hexagonal base plate 2 and reduces the hexagonal sound. The temperature inside the hexagonal bottom plate 2 extends its service life. An umbrella-shaped scanner is provided above the hexagonal bottom plate 2. The umbrella-shaped scanner includes an umbrella cover 4. A main sensor 18 and an auxiliary sensor are provided on the inner surface of the umbrella cover 4. 19. The main sensor 18 is located at the center of the bottom surface of the umbrella cover 4. The auxiliary sensors 19 are evenly arranged on the umbrella cover 4 in a concentric circle with the main sensor 18 as the center. There is a line between the two auxiliary sensors 19 located on the same concentric circle. Cable 20 is connected, and the umbrella scanner is fixedly connected to the hexagonal base plate 2 through the support rod 3.

A connecting rod 7 is provided between two adjacent support rods 3, and a handle 34 is provided on the connecting rod 7. The handle 34 facilitates demonstration in the VR scene according to the movements of the human body, thereby improving the realism of the picture. Limiting slots 21 and at least two sets of shooting systems are provided on the inner side. The shooting system is movable and connected to the support rod 3 through a threaded rod 25. The threaded rod 3 is located in the limiting slot 21. The shooting system includes a CCD camera 22 and a fixed plate 23. and the lifting block 24. The CCD camera 22 is rotatably connected to the fixed plate 23. The fixed plate 23 is fixedly connected to the side of the lifting block 24. The outline of the human body can be photographed through the CCD camera 22 and imported into the VR scene to ensure that the VR scene is consistent with the lifting block 24. The proportions of the real scene are consistent. The angle a between the CCD camera 22 and the vertical direction is a, and the angle a ranges from 30° to 150°, which enables 360° shooting of the human body.

The hexagonal bottom plate 2 is provided with a turntable 15, and a second servo motor 27 is provided inside the hexagonal bottom plate 2. The second servo motor 27 is connected to the turntable 15 through a main shaft 28, and the main shaft 28 is connected to the threaded rod 25 through a transmission mechanism. It includes a first bevel gear 30, a second bevel gear 31, a transmission shaft 29, a first auxiliary gear 32 and a second auxiliary gear 33. The first bevel gear 30 is fixedly connected to the main shaft 28, and the second bevel gear 31 is fixedly connected to the transmission shaft. At the end of the shaft 29, the second bevel gear 31 meshes with the first bevel gear 30, the first auxiliary gear 32 is fixedly connected to the other end of the transmission shaft 29, and the second auxiliary gear 33 is fixedly connected to the bottom end of the threaded rod 25. The second auxiliary gear 33 meshes with the first auxiliary gear 32. Through the design of the transmission mechanism, the turntable 15 and the shooting system can work simultaneously, which improves the efficiency of information collection; after the user wears the VR device, he stands on the hexagonal base 2, make corresponding actions according to the scene you see. The umbrella scanner simplifies the user's movement posture and amplitude into multiple flash points, and inputs the flash point signals into the VR scene through the main sensor 18 and the auxiliary sensor 19. Then cooperate with the shooting system to transmit the signal to the VR scene, so that the proportion of the human body and the VR scene can be consistent with the proportion in reality, meeting the needs of actual architectural teaching. It not only improves safety, but also allows the parameters in the construction process to be transferred through the VR scene. It has been verified that the manufacturing cost is greatly reduced and the quality of construction is improved. The human body can rotate under the action of the turntable 15 to meet the needs of steering operations in the VR scene. The second servo motor 27 can control the rotation angle of the turntable 15 and at the same time through the transmission The mechanism controls the up and down movement of the shooting system to improve the proportion accuracy within the VR scene and make the VR environment closer to the real environment.

The VR control system includes a VR controller, VR online material library, VR resource editor, VR video production tools and module components. The VR online material library, VR resource editor, VR video production tools and module components are all connected to the VR controller. The module The components include VR headset module, VR screen module, motion capture module and positioning module. The VR online material library is used to store the information of the architectural images, which can be easily extracted or changed at any time through the VR resource editor, and can be used through VR according to the needs of architectural teaching. Video production tools create corresponding images to improve students' learning interest.

The above are only specific embodiments of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications made based on the present invention to achieve substantially the same technical effect are all covered by the protection scope of the present invention.

Claims (7)

1. An architectural teaching system based on VR technology, including a base, a hexagonal base plate, a VR display system and a VR control system. The hexagonal base plate is connected above the base through a reinforcing plate. The VR display system Connected above the base, it is characterized in that: an umbrella scanner is provided above the hexagonal bottom plate, the umbrella scanner includes an umbrella cover, and a main sensor and a main sensor are provided on the inner surface of the umbrella cover. Auxiliary sensor, the main sensor is located at the center of the bottom surface of the umbrella cover, the auxiliary sensor is evenly arranged on the umbrella cover in a concentric circle with the main sensor as the center, and the two located on the same concentric circle The auxiliary sensors are connected through cables, the umbrella scanner is fixedly connected to the hexagonal base plate through support rods, and a connecting rod is provided between two adjacent support rods. Limiting slots and at least two sets of shooting systems are provided on the inner surfaces. The shooting systems are moved and connected to the support rods through threaded rods. The threaded rods are located in the limiting slots. The hexagonal bottom plate A turntable is provided, and a second servo motor is provided inside the hexagonal bottom plate. The second servo motor is connected to the turntable through a spindle, and the spindle is connected to the threaded rod through a transmission mechanism; the VR display system includes A display screen, a positioning plate and a support mechanism. The display screen is fixedly connected to the inside of the positioning plate. The positioning plate is connected to the base through the support mechanism. The support mechanism includes a column, a rotating plate and a third A servo motor, one end of the column is connected to the base through the rotating plate, the first servo motor is fixedly connected to the top surface of the rotating plate, and the other end of the column is connected with a lifting rod, so The positioning plate is connected to the first servo motor through the lifting rod; the shooting system includes a CCD camera, a fixed plate and a lifting block, the CCD camera is rotatably connected to the fixed plate, and the fixed plate is fixedly connected to On the side of the lifting block; the transmission mechanism includes a first bevel gear, a second bevel gear, a transmission shaft, a first auxiliary gear and a second auxiliary gear, and the first bevel gear is fixedly connected to the main shaft, The second bevel gear is fixedly connected to the end of the transmission shaft, the second bevel gear meshes with the first bevel gear, and the first auxiliary gear is fixedly connected to the other end of the transmission shaft, The second auxiliary gear is fixedly connected to the bottom end of the threaded rod, and the second auxiliary gear meshes with the first auxiliary gear. 2. An architectural teaching system based on VR technology according to claim 1, characterized in that: a guide rail is provided on the base, a guide groove is provided at the bottom of the hexagonal bottom plate, and the guide rail is connected to the The guide grooves match. 3. An architectural teaching system based on VR technology according to claim 1, characterized in that: a processor is provided below the display screen, and the processor is connected to the positioning plate through a connecting rod. 4. An architectural teaching system based on VR technology according to claim 1, characterized in that: sound and heat dissipation covers are provided on the sides of the hexagonal bottom plate. 5. An architectural teaching system based on VR technology according to claim 1, characterized in that: the angle between the CCD camera and the vertical direction is a, and the angle a ranges from 30° to 150°. . 6. An architectural teaching system based on VR technology according to claim 1, characterized in that: the connecting rod is provided with a handle. 7. An architectural teaching system based on VR technology according to claim 1, characterized in that: the VR control system includes a VR controller, a VR online material library, a VR resource editor, a VR video production tool and a module component. , the VR online material library, the VR resource editor, the VR video production tool and the module components are all connected to the VR controller, and the module components include a VR headset module, a VR screen module, and a motion capture module. modules and positioning modules.