CN113314054A - Virtual reality exhibition hall system and method - Google Patents
Virtual reality exhibition hall system and method Download PDFInfo
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- CN113314054A CN113314054A CN202110603138.0A CN202110603138A CN113314054A CN 113314054 A CN113314054 A CN 113314054A CN 202110603138 A CN202110603138 A CN 202110603138A CN 113314054 A CN113314054 A CN 113314054A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F19/00—Advertising or display means not otherwise provided for
- G09F19/12—Advertising or display means not otherwise provided for using special optical effects
- G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/011—Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F19/00—Advertising or display means not otherwise provided for
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/01—Indexing scheme relating to G06F3/01
- G06F2203/012—Walk-in-place systems for allowing a user to walk in a virtual environment while constraining him to a given position in the physical environment
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Abstract
The application relates to the technical field of virtual reality, in particular to a virtual reality exhibition hall system and a method, wherein the virtual reality exhibition hall system comprises an exhibition hall room, a plurality of projection screens arranged on the inner side surface and the top surface of the exhibition hall room, a rotary projection platform arranged at the bottom of the exhibition hall room, a plurality of projectors arranged in the exhibition hall room, a plurality of tracking cameras arranged in the exhibition hall room, a plurality of loudspeakers arranged in the exhibition hall room, a central control host arranged in the exhibition hall room and electrically connected with the rotary projection platform, and a digital helmet arranged in the exhibition hall room and worn by participants; the rotary projection platform is provided with a translation transmission device, and participants translate under the transmission action of the translation transmission device. The application can improve the interactive feeling of the participants in the virtual reality exhibition hall system, and further enables the exhibition effect to be better.
Description
Technical Field
The application relates to the technical field of virtual reality, in particular to a virtual reality exhibition hall system and a virtual reality exhibition hall method.
Background
At present, a virtual reality technology is increasingly applied to our lives as a computer simulation technology capable of creating and experiencing a virtual world, and the virtual reality technology enables an exhibition hall to have stronger interest and attraction so as to provide better experience for participants and achieve better display effect.
In the related art, participants in the virtual reality exhibition hall mostly sit or stand at fixed positions and cannot move, so that the interaction feeling between the participants and the virtual reality is low, and the exhibition effect is poor.
Therefore, the application provides a virtual reality exhibition hall and a method to improve the problems.
Disclosure of Invention
In order to improve the interactive sense of participant in virtual reality exhibition room system, and then make the bandwagon effect better, this application provides a virtual reality exhibition room system.
In a first aspect, the present application provides a virtual reality exhibition hall system, which adopts the following technical scheme:
a virtual reality exhibition hall system comprises an exhibition hall room, a plurality of projection screens arranged on the inner side surface and the top surface of the exhibition hall room, a rotary projection platform arranged at the bottom of the exhibition hall room, a plurality of projectors arranged in the exhibition hall room, a plurality of tracking cameras arranged in the exhibition hall room, a plurality of loudspeakers arranged in the exhibition hall room, a central control host arranged in the exhibition hall room and electrically connected with the rotary projection platform, and a digital helmet arranged in the exhibition hall room and worn by participants;
the rotary projection platform is provided with a translation transmission device, and participants translate under the transmission action of the translation transmission device.
By adopting the technical scheme, a participant can stand on the translation transmission device on the rotary projection platform, and the participant with the digital helmet can participate in the conventional standing exhibition project in the exhibition room, as the participant moves along the foot of the participant while immersed in the virtual exhibition hall, the tracking camera can capture the motion of the participant, then the collected data is transmitted to a central control host computer, finally the real-time image data is transmitted to a projector, and project new pictures to projection screen and rotary type projection platform, the rotary type projection platform enables the participant to rotate, the spatial position of the participant can not be moved when the participant moves when immersed in the virtual scene by the translation transmission device, the participant can have the feeling of moving in the virtual space in the exhibition hall with limited space, the interactive feeling of the participant in the virtual reality exhibition hall system is improved, and the exhibition effect is better.
Optionally, the rotary projection platform comprises a first driving member arranged on the indoor bottom surface of the exhibition hall, a rotating shaft with the bottom end inserted on the indoor bottom surface of the exhibition hall, a rotating platform arranged at the top end of the rotating shaft, and a projection plate arranged in the exhibition hall and flush with the rotating platform;
and the upper surface of the projection plate is used for laying a projection curtain.
By adopting the technical scheme, the projection curtain laid on the projection plate can display images, the first driving piece can drive the rotating shaft to rotate, and then the rotating platform is driven to rotate, so that participants standing on the rotating platform can face to all directions under the unmovable condition.
Optionally, the translation transmission device includes a second driving member disposed in the rotating platform and a conveying belt disposed on the rotating platform;
the lower surface of the upper half part of the conveying belt is attached to the upper surface of the rotating platform.
Through adopting above-mentioned technical scheme, the second driving piece can drive the conveyer belt and rotate, drives the participant translation of standing on the conveyer belt, and when the participant removed, the conveyer belt can compensate the forward amount of movement of participant, makes the participant not change at the indoor spatial position in exhibition room.
Optionally, a plurality of light filling lamps are arranged in the exhibition room, and the light filling lamps are electrically connected with the central control host.
Through adopting above-mentioned technical scheme, the light filling lamp can adjust the indoor light tone in exhibition room, makes the bandwagon effect better.
Optionally, be equipped with the dimmer in the exhibition room, dimmer and light filling lamp and the equal electric connection of well accuse host computer.
Through adopting above-mentioned technical scheme, the light modulator is installed indoor at the exhibition room, can adjust the illumination intensity of light filling lamp through the light modulator, makes indoor better projection effect and the bandwagon effect of reaching of exhibition room.
Optionally, the system further comprises a gas generating device arranged on the exhibition room and a gas circulating device arranged on the exhibition room.
Through adopting above-mentioned technical scheme, smell generating device can produce corresponding aerial fog to circulate in exhibition room indoor circulation via air current circulating device, make participant's nose ability perception smell, make participant and virtual space's interdynamic better.
Optionally, the odor generating device comprises a multi-chamber odor generating box arranged on the outer side surface of the exhibition hall room, a pump arranged in the multi-chamber odor generating box, a flow guide pipe communicated with the pump and an atomizing spray head arranged at the liquid discharge end of the flow guide pipe, and the airflow circulating device comprises an air inlet pipe arranged in the exhibition hall room, an axial flow fan arranged in the air inlet pipe, an exhaust fan arranged on the outer side surface of the exhibition hall room and an exhaust pipe with one end communicated with the exhaust fan;
the air inlet end of the air inlet pipe surrounds the atomizing spray head, and the other end of the exhaust pipe is communicated with the inside of the exhibition room.
Through adopting above-mentioned technical scheme, the box can be used for the allotment to produce the liquid of smell is produced to multicavity room smell, takes out atomizer with liquid under the effect of pump, and it is indoor from the air-supply line insufflate exhibition room under axial fan's effect behind the production aerial fog to the participant perception smell, then make the indoor aerial fog of exhibition room discharge from the exhaust pipe under the effect of air exhauster.
Optionally, a one-way flap valve is arranged in each of the air inlet pipe and the air exhaust pipe.
Through adopting above-mentioned technical scheme, when axial flow fan and air exhauster shut down state, one-way flap valve is in the closed condition, avoids the outdoor noise of exhibition room and illumination to influence the indoor bandwagon effect in exhibition room.
Optionally, the air outlet of the air inlet pipe is located on the inner side surface of the exhibition hall room and close to the top, and the air inlet of the air outlet pipe is located on the inner side surface of the exhibition hall room and close to the bottom.
Through adopting above-mentioned technical scheme, make aerial fog follow the air-supply line and get into the indoor back in exhibition room, better diffusion in exhibition room under the dual function of wind-force and gravity is discharged from the exhaust pipe at last, and the air-supply line is not at same height with the exhaust pipe, can avoid aerial fog from the air-supply line to get into the indoor back of exhibition room and directly discharge from the exhaust pipe.
In a second aspect, the present application provides a method for using a virtual reality exhibition hall system, including the following steps:
the participants wear the digital helmets after entering the exhibition hall;
starting a central control host and enabling the whole virtual reality exhibition hall system to work, projecting real-time pictures onto a projection screen and a rotary projection platform by a plurality of projectors, and standing participants on a translation transmission device on the rotary projection platform;
the tracking camera captures the motion of a participant and transmits the motion to the central control host, the motion is calculated by software in the central control host, and real-time updated data is transmitted to the projector and the loudspeaker, so that the projector projects the latest image onto the projection screen and the rotary projection platform, and the loudspeaker emits corresponding sound;
the participant moves and feeds back operation, and the translation transmission device can make the participant generate the feeling of movement when moving on the rotary projection platform but does not change the spatial position of the participant in the exhibition room during the movement process of the participant.
Through adopting above-mentioned technical scheme, when enabling the participant to exhibition room visit in the virtual reality exhibition room, the interactive sense of participant in virtual reality exhibition room system can improve, can also make the bandwagon show effect better. In summary, the present application includes at least one of the following beneficial technical effects:
1. the translation transmission device on the rotary projection platform can be used for a participant to stand, and when the participant with the digital helmet can participate in the conventional standing display project in the exhibition room, as the participant moves along the foot of the participant while immersed in the virtual exhibition hall, the tracking camera can capture the motion of the participant, then the collected data is transmitted to a central control host computer, finally the real-time image data is transmitted to a projector, the rotary projection platform can enable the participants to rotate, the space positions of the participants can not move when the participants move when immersed in the virtual scene through the translation transmission device, the participants can have the feeling of moving in the virtual space in the exhibition hall with limited space, the interactive feeling of the participants in the virtual reality exhibition hall system is improved, and the exhibition effect is better;
2. the smell generating device in this application can produce corresponding aerial fog to circulate in exhibition room indoor circulation via air current circulating device, make participant's nose ability perception smell, make participant and virtual space's interdynamic better.
Drawings
Fig. 1 is a schematic overall structure diagram of a virtual reality exhibition hall system disclosed in an embodiment of the present application.
Fig. 2 is a schematic view for showing the inside of the hall room in the embodiment of the present application.
Fig. 3 is a schematic view for showing the structure of the translation actuator in the embodiment of the present application.
Fig. 4 is a schematic diagram for showing the structure of the odor generating device in the embodiment of the present application.
Fig. 5 is a schematic structural diagram of an airflow circulation device in an embodiment of the present application.
Fig. 6 is a block diagram of steps of a method for using a virtual reality exhibition hall system disclosed in an embodiment of the present application.
Description of reference numerals: 11. a hall exhibition room; 21. a projection screen; 31. a rotary projection platform; 311. a first driving member; 312. a rotating shaft; 313. rotating the platform; 314. a projection plate; 32. a translation transmission device; 321. a second driving member; 322. a conveyor belt; 111. a light supplement lamp; 112. a dimmer; 41. a projector; 51. tracking the camera; 61. a loudspeaker; 71. a central control host; 81. a digital helmet; 91. a scent generating device; 911. a multi-chamber scent generating cartridge; 912. a pump; 913. a flow guide pipe; 914. an atomizing spray head; 92. an air circulation device; 921. an air inlet pipe; 922. an axial flow fan; 923. an exhaust fan; 924. an exhaust duct; 925. one-way flap valve.
Detailed Description
The present application is described in further detail below with reference to figures 1-6. It should be understood that, in the virtual reality, the participant may want to walk to watch the virtual environment in the virtual exhibition hall inevitably, and in the related art, the virtual reality exhibition hall system may also make the floor area of the virtual exhibition hall particularly large to meet the requirement that the user does not touch the wall in the exhibition hall during walking, but this needs to increase the cost, and may need to increase the difficulty of motion capture and increase the calculation amount of data, and in the real situation, this kind of technology is not easy to be popularized, and the practicability is not high.
The embodiment of the application discloses a virtual reality exhibition hall system. Referring to fig. 1 and 2, it includes a hall 11, a projection screen 21, a rotary projection platform 31, a translation actuator 32, a projector 41, a tracking camera 51, a loudspeaker 61, a central control host 71, and a digital helmet 81. The number of the projection screens 21 is multiple and is respectively arranged on the side surface and the top surface in the exhibition room 11, the rotary projection platform 31 is arranged at the bottom in the exhibition room 11, the translation transmission device 32 shoots and assembles the rotary projection platform 31, the participants translate under the transmission action of the translation transmission device 32, and when the participants move in the exhibition room 11, the spatial position in the exhibition room 11 can be kept unchanged. The number of projectors 41 is plural and distributed in the exhibition room 11, the number of tracking cameras 51 is plural, and the plural tracking cameras 51 are distributed in the exhibition room 11. The number of the microphones 61 is plural and distributed in the exhibition room 11, the central control host 71 can be placed in the exhibition room 11, and the digital helmet 81 is placed in the exhibition room 11 for wearing by the participants.
Specifically, the exhibition room 11 is a rectangular room, and a door for participants to enter and exit the exhibition room 11 is installed on one side of the exhibition room 11. A plurality of light supplement lamps 111 are installed in the exhibition room 11 through bolts, control switches of the light supplement lamps 111 are electrically connected with an interface end of the central control host 71, and the light supplement lamps 111 can be multi-color LED lamps and are used for increasing light colors in the exhibition room 11, so that the display effect is better.
Further, in order to facilitate adjustment of the illumination intensity of the light supplement lamp 111, a dimmer 112 is further disposed in the exhibition room 11, the dimmer 112 may be a dimmer of CRLITE-4B type, and the control switches of the dimmer 112 and the light supplement lamp 111 are electrically connected to the interface of the central control host 71.
Referring to fig. 1, projection screen 21 may be an electronic display projection screen, and projection screen 21 is installed on four sides and a top surface in hall 11, and image pictures projected on projection screen 21 via projector 41, in combination with digital helmet 81 worn by a participant, may give the participant a feeling of being personally on the scene.
Referring to fig. 1 and 2, the rotary projection platform 31 includes a first driving member 311, a rotating shaft 312, a rotary platform 313 and a projection plate 314, wherein the first driving member 311 is fixedly mounted on the bottom surface of the exhibition hall 11 by a ground bolt, the first driving member 311 is composed of a speed reducing motor and a bevel gear transmission assembly connected to a power output shaft of the speed reducing motor, the speed reducing motor is electrically connected to the industrial control host 71, and the first driving member 311 can drive the rotating shaft 312 to rotate. The bottom end of the rotating shaft 312 is inserted into the bottom surface of the exhibition room 11, and of course, a bearing seat can be fixedly installed on the bottom surface of the exhibition room 11 for inserting the rotating shaft 312. The rotating platform 313 is of a circular structure, the rotating platform 313 is composed of a bottom plate fixedly connected with the top end of the rotating shaft 312, a vertical plate vertically arranged on the bottom plate and a top plate fixedly connected with the upper edge of the vertical plate, and a projection curtain can be laid on the upper surface of the rotating platform 313. The projection board 314 can be set up on the bottom surface in the exhibition hall 11, a circular through hole is opened in the center of the projection board 314 for the rotation of the rotating platform 313, and a projection curtain is laid on the upper surface of the projection board 314.
Referring to fig. 1 and 3, the translation transmission device 32 includes a second driving member 321 and a conveying belt 322, the second driving member 321 is installed on a vertical plate of the rotating platform 313, the second driving member 321 is composed of a driving motor connected to a side surface of the vertical plate through a bolt, a conveying belt driving roller fixedly connected to a power output shaft of the driving motor, and a driven roller penetrating through the vertical plate, wherein the driving motor is electrically connected to the industrial control host 71, the conveying belt 322 is wound on the driving roller and the driven roller, a lower surface of an upper half of the conveying belt 322 is attached to an upper surface of the rotating platform 313, and a participant can stand at a position of the conveying belt 322.
Referring to fig. 1, the number of the projectors 41 is plural, each projector 41 is electrically connected to the hollow host 71 through a peripheral interface, the number of the projectors 41 can be determined according to the construction cost, it is only required to ensure that images can be projected on each projection screen 21 and the rotary projection platform 31, and the model selection of the projector 41 can also be selected according to budget.
Referring to fig. 1, the tracking cameras 51 are composed of cameras and infrared sensors, a plurality of tracking cameras 51 are fixedly installed at two opposite corners of the top of the exhibition room 11 by bolts, and the tracking cameras 51 are electrically connected with the industrial control host 71 and used for capturing the motion of participants in the exhibition room 11 and transmitting data to the industrial control host 71.
Referring to fig. 1, the loudspeakers 61 are mainly used for providing sound effects for the virtual reality exhibition hall system, the loudspeakers 61 are installed at opposite corners of the bottom in the exhibition hall 11, and the loudspeakers 61 are electrically connected with the industrial personal computer 11.
Referring to fig. 1, the central control host 71 is configured to complete matrix switching of the projectors 41, and the central control host 71 can control on and off of the projectors 41, the fill light lamps 111, and the loudspeakers 61 in the virtual reality hall system.
Referring to fig. 1, the digital helmet 81 may be composed of a plurality of sensor struts and head-mounted glasses, and the digital helmet 81 makes use of the difference between the left and right eyes of the participant to acquire information, and combines with the images projected by the projector 41 onto the projection screen 21 and the rotatable projection platform 31, so as to make the participant feel that he is in the virtual reality environment exhibition hall.
Further, referring to fig. 4 and 5, in order to improve the interactive feeling of the participants in the whole virtual reality exhibition hall system, a smell generating device 91 and a gas circulating device 92 are further disposed on the exhibition hall chamber 11, so that the participants can sense smell, besides hearing and vision, the sense of the participants is also increased in smell, and further the interactive feeling of the participants in the virtual reality exhibition hall system is improved.
Specifically, referring to fig. 1 and 4, the odor generating apparatus 91 includes a multi-chamber odor generating cartridge 911, a pump 912, a flow guide tube 913, and an atomizer 914. The multi-chamber odor generating box 911 is a box body with a plurality of partition plates arranged therein, and the partition plates divide the box body into a plurality of chambers which are not connected with each other and are used for preparing the solution generating the odor. The pump 912 can be mounted in the multi-chamber odor generating box 911 by a peristaltic pump, and the pump 912 is electrically connected with the central control host 71. One end of the flow guide tube 913 is fixedly connected to the pump 912, the other end of the flow guide tube 913 is fixedly connected to the atomizer 914, and the atomizer 914 can atomize the solution generating the odor into an aerosol and enter the hall chamber 11 under the action of the airflow circulating device 92.
Referring to fig. 4 and 5, airflow circulation device 92 includes an air inlet duct 921 installed in exhibition hall room 11, an axial flow fan 922 installed in air inlet duct 921, a suction fan 923 installed on the outer side surface of exhibition hall room 11, and an exhaust duct 924 having one end communicating with suction fan 923. The air inlet pipe 921 is horizontally disposed through the sidewall of the exhibition room 11, the air inlet end of the air inlet pipe 921 surrounds the atomizing collision head 914, the axial flow fan 922 is screwed into the air inlet pipe 924, and the axial flow fan 922 is electrically connected to the industrial control host 71. The exhaust fan 923 is fixedly installed on the outer side surface of the exhibition hall room 11 through bolts, one end of the exhaust pipe 924 is connected with the exhaust fan 923 through a flange or a thread, and the other end of the exhaust pipe 924 is communicated with the inside of the exhibition hall room 11.
In order to avoid the noise and light outside the exhibition room 11 from affecting the exhibition effect of the exhibition room, the one-way flap valve 925 is arranged in the air inlet pipe 921 and the air outlet pipe 924 in a rolling mode, the one-way flap valve 925 can be fixedly connected in the air inlet pipe 921 and the air outlet pipe 924 in a bonding mode, the one-way flap valve 925 can enable the air flow in the air inlet pipe 921 to flow only in the direction from the outdoor side to the indoor side of the exhibition room 11, and correspondingly, the one-way flap valve 925 can enable the air flow in the air outlet pipe 924 to flow only in the direction from the indoor side to the outdoor side of the exhibition room 11.
Further, in order to prevent the aerosol from directly discharging from the exhaust duct 924 under the action of air pressure after entering the exhibition room 11, the air outlet of the air inlet duct 921 is arranged on the inner side surface of the exhibition room 11 near the top, and correspondingly, the air inlet of the exhaust duct 924 is arranged on the inner side surface of the exhibition room 11 near the bottom.
The embodiment of the application also discloses a using method of the virtual reality exhibition hall system, and the method comprises the following steps with reference to fig. 6:
s101, the participant enters hall 11 and wears digital helmet 81.
First, the participant opens the door of the exhibition room 11, enters the exhibition room 11, and wears the digital helmet 81.
And S102, starting the central control host 71 and enabling the whole virtual reality exhibition hall system to work.
The central control host 71 transmits image data to the plurality of projectors 41, the projectors 41 project real-time pictures onto the projection screen 21 and the rotatable projection platform 31, and the participants then stand on the translation actuators 32 on the rotatable projection platform 31.
S103, the tracking camera 51 captures the motion of the participant, and transmits the motion to the central control host 71, and the software in the central control host 71 calculates the motion and transmits real-time updated data to the projector 41 and the microphone 61, so that the projector 41 projects the latest image onto the projection screen 21 and the rotating projection platform 31, and the microphone 61 emits corresponding sound.
In step S103, the central control host 71 can also control the odor generating device 91 and the gas circulating device 92 to make the participants feel the odor in the exhibition room 11.
And S104, performing participant movement feedback operation.
During the movement of the participant, the participant takes a foot forward in the virtual reality exhibition room, but the movement distance of the participant is translated in the opposite direction by the translation actuator 32, so that the participant can move on the rotary projection platform 31 without changing the spatial position of the participant in the exhibition room 11.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. A virtual reality exhibition room system which is characterized in that: the intelligent tracking system comprises a exhibition room (11), a plurality of projection screens (21) arranged on the inner side surface and the top surface of the exhibition room (11), a rotary projection platform (31) arranged at the bottom of the exhibition room (11), a plurality of projectors (41) arranged in the exhibition room (11), a plurality of tracking cameras (51) arranged in the exhibition room (11), loudspeakers (61) arranged in the exhibition room (11), a central control host (71) arranged in the exhibition room (11) and electrically connected with the rotary projection platform (31), and a digital helmet (81) arranged in the exhibition room (11) and worn by participants;
the rotary projection platform (31) is provided with a translation transmission device (32), and participants translate under the transmission action of the translation transmission device (32).
2. The virtual reality exhibition hall system of claim 1, wherein: the rotary projection platform (31) comprises a first driving piece (311) arranged on the inner bottom surface of the exhibition room (11), a rotating shaft (312) with the bottom end inserted on the inner bottom surface of the exhibition room (11), a rotary platform (313) arranged at the top end of the rotating shaft (312) and a projection plate (314) which is arranged in the exhibition room (11) and is flush with the rotary platform (313);
the upper surface of the projection plate (314) is used for laying a projection curtain.
3. The virtual reality exhibition hall system of claim 2, wherein: the translation transmission device (32) comprises a second driving part (321) arranged in the rotating platform (313) and a conveying belt (322) arranged on the rotating platform (313);
the lower surface of the upper half part of the conveying belt (322) is jointed with the upper surface of the rotating platform (313).
4. The virtual reality exhibition hall system of claim 1, wherein: a plurality of light supplement lamps (111) are arranged in the exhibition hall (11), and the light supplement lamps (111) are electrically connected with the central control host (71).
5. The virtual reality exhibition hall system of claim 4, wherein: a dimmer (112) is arranged in the exhibition room (11), and the dimmer (112) is electrically connected with the light supplement lamp (111) and the central control host (71).
6. The virtual reality exhibition hall system of claim 1, wherein: the device also comprises a gas generating device (91) arranged on the exhibition room (11) and a gas circulating device (92) arranged on the exhibition room (11).
7. The virtual reality exhibition hall system of claim 6, wherein: the odor generating device (91) comprises a multi-chamber odor generating box (911) arranged on the outer side surface of the exhibition hall room (11), a pump (912) arranged in the multi-chamber odor generating box (911), a flow guide pipe (913) communicated with the pump (912) and an atomizing spray head (914) arranged at the liquid discharge end of the flow guide pipe (913), and the airflow circulating device (92) comprises an air inlet pipe (921) arranged in the exhibition hall room (11), an axial flow fan (922) arranged in the air inlet pipe (921), an exhaust fan (923) arranged on the outer side surface of the exhibition hall room (11) and an exhaust pipe (924) with one end communicated with the exhaust fan (923);
the air inlet end of the air inlet pipe (921) surrounds the atomizing spray head (914), and the other end of the exhaust pipe (924) is communicated with the inside of the exhibition room (11).
8. The virtual reality exhibition hall system of claim 7, wherein: and unidirectional flap valves (925) are arranged in the air inlet pipe (921) and the air outlet pipe (924).
9. The virtual reality exhibition hall system of claim 7, wherein: the air outlet of air inlet pipe (921) is located the position that is close to the top on exhibition room (11) medial surface, the air intake of air outlet pipe (924) is located the position that is close to the bottom on exhibition room (11) medial surface.
10. A use method of a virtual reality exhibition hall system is characterized by comprising the following steps:
the participants wear the digital helmet (81) after entering the exhibition room (11);
starting a central control host (71) and enabling the whole virtual reality exhibition hall system to work, projecting real-time pictures onto a projection screen (21) and a rotary projection platform (31) by a plurality of projectors (41), and standing participants on a translation transmission device (32) on the rotary projection platform (31);
the tracking camera (51) captures the motion of a participant and transmits the motion to the central control host (71), the motion is calculated by software in the central control host (71) and real-time updated data is transmitted to the projector (41) and the loudspeaker (61), so that the projector (41) projects the latest image onto the projection screen (21) and the rotary projection platform (31), and the loudspeaker (61) emits corresponding sound;
and (2) a participant movement feedback operation, wherein during the movement of the participant, the translation transmission device (32) can generate the movement feeling when the participant moves on the rotary projection platform (31) but does not change the spatial position of the participant in the exhibition room (11).
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