CN114882753A - Interactive practical training platform for VR (virtual reality) in accident disaster scene - Google Patents
Interactive practical training platform for VR (virtual reality) in accident disaster scene Download PDFInfo
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- CN114882753A CN114882753A CN202210315821.9A CN202210315821A CN114882753A CN 114882753 A CN114882753 A CN 114882753A CN 202210315821 A CN202210315821 A CN 202210315821A CN 114882753 A CN114882753 A CN 114882753A
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- 230000002452 interceptive effect Effects 0.000 title claims abstract description 24
- 230000001681 protective effect Effects 0.000 claims abstract description 32
- 238000004088 simulation Methods 0.000 claims abstract description 27
- 230000005540 biological transmission Effects 0.000 claims description 11
- 230000007306 turnover Effects 0.000 claims description 9
- 239000002245 particle Substances 0.000 claims description 5
- 238000005286 illumination Methods 0.000 claims description 4
- 230000003993 interaction Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims 1
- 238000005728 strengthening Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 231100001267 hazard identification Toxicity 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000010485 coping Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000002708 enhancing effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 238000005094 computer simulation Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B9/00—Simulators for teaching or training purposes
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B81/00—Cabinets or racks specially adapted for other particular purposes, e.g. for storing guns or skis
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B91/00—Feet for furniture in general
- A47B91/02—Adjustable feet
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B91/00—Feet for furniture in general
- A47B91/06—Gliders or the like
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/40—Controlling or monitoring, e.g. of flood or hurricane; Forecasting, e.g. risk assessment or mapping
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- General Physics & Mathematics (AREA)
- Instructional Devices (AREA)
Abstract
The invention discloses an accident disaster scene VR interactive practical training platform which comprises a storage cabinet body and a protective frame, wherein the top surface of the storage cabinet body is open, the protective frame is vertically fixed on the edge of the top surface of the storage cabinet body, supporting shafts are transversely and rotatably connected to the middle parts of two sides of the protective frame, the supporting shafts are transversely coaxial, a display platform body capable of transversely overturning is fixed between the supporting shafts, the display platform body is horizontally arranged, and the periphery of the display platform body is not in contact with the protective frame. Has the advantages that: according to the indoor VR display scene component and the outdoor VR display scene component, which are used for displaying an indoor accident disaster scene and an outdoor accident disaster scene are respectively and integrally arranged on the top surface and the bottom surface of the display platform body, so that the indoor accident disaster scene and the outdoor accident disaster scene are obviously distinguished and separated, the simulation training confusion caused by the mixing of the indoor accident disaster scene and the outdoor accident disaster scene is avoided, and the simulation training effect of the accident disaster scene is favorably improved.
Description
Technical Field
The invention relates to the field of accident disaster prevention training equipment, in particular to an accident disaster scene VR interactive training platform.
Background
The VR technology, namely the virtual reality technology, is a computer simulation system capable of creating and experiencing a virtual world, and in the present life, the computer simulation system gradually approaches the public, and uses a computer to generate a simulation environment, so that a user is immersed in the simulation environment, and the user can have good experience. As one of the most serious countries of natural disasters in China, natural disasters are not only of various types and occur frequently, science popularization of natural disaster knowledge has great significance to life of people, at present, an accident disaster scene VR interactive practical training platform integrated by adopting VR technology can realize real scene reappearance and simulation operation of 13 kinds of accidents including typical social disasters and typical enterprise accidents, is widely applied to real accident disaster prevention training and is used for trainees to carry out potential safety hazard identification, disaster experience and handling training before and after accidents occur, as accident disaster scenes are generally divided into outdoor scenes and indoor scenes, for example, simulation training of indoor scenes is needed during earthquake, outdoor refuge places are needed, simulation training of outdoor scenes is needed during typhoon, indoor refuge places are needed, but the practical training interactive platform does not obviously distinguish and separate indoor and outdoor disaster scenes during design, the mixed situation can easily cause the condition of simulation training confusion, and the simulation training effect of the accident disaster scene is poor.
Disclosure of Invention
The invention aims to solve the problems and provide an accident disaster scene VR interactive training platform, wherein an indoor VR display scene component and an outdoor VR display scene component for displaying an indoor accident disaster scene and an outdoor accident disaster scene are respectively and integrally arranged on the top surface and the bottom surface of a display platform body, so that the indoor accident disaster scene and the outdoor accident disaster scene are obviously distinguished and separated, and the simulation training confusion caused by the mixing of the indoor accident disaster scene and the outdoor accident disaster scene is avoided, and the details are explained below.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides an accident disaster scene VR interactive practical training platform which comprises a storage cabinet body and a protective frame, wherein the top surface of the storage cabinet body is open, the protective frame is vertically fixed on the edge of the top surface of the storage cabinet body, supporting shafts are transversely and rotatably connected to the middle parts of two sides of the protective frame, the supporting shafts are transversely coaxial, a display platform body capable of transversely overturning is fixed between the supporting shafts, the display platform body is horizontally arranged, the periphery of the display platform body is not in contact with the protective frame, and an indoor VR display scene component and an outdoor VR display scene component are respectively fixed on the top surface and the bottom surface of the display platform body;
the utility model discloses a show platform body, including frame, protection frame, back shaft, supporting shaft, limiting hole, fixing component, supporting shaft, limiting hole, the mounting hole has all transversely been seted up along transversely having seted up the mounting hole around the part all around of protecting frame one side, the equal coaxial fixation of mounting hole has can transversely reciprocal flexible locking Assembly, just locking Assembly is about the homonymy the back shaft symmetric distribution, spacing hole all has been seted up along transversely around the part of show platform body one side, spacing hole with locking Assembly one-to-one and horizontal sliding fit.
Preferably, a plurality of supporting legs which can be vertically stretched and locked are fixed around the bottom surface of the locker body.
Preferably, a plurality of rollers for moving are fixed in the middle of the bottom surface of the storage cabinet body.
Preferably, both sides of the protective frame are embedded with slewing bearings, and the support shaft and the inner rings of the slewing bearings are coaxially fixed.
Preferably, the indoor VR exhibition scene component and the outdoor VR exhibition scene component are respectively provided with a UE4 engine particle system for simulating smoke, flame and the like in a disaster, a UE4 engine sound effect system for simulating flame, flowing water and other sounds in a disaster, a UE4 engine sky-ball system for changing sky and illumination by exposing parameters to blueprints in a flow, a physical simulation scene prop with a real article style designed and arranged by using a model made of a specific material, and a virtual engine interaction system for enhancing the capability of science popularization in disaster coping.
Preferably, the locking assembly comprises a sleeve and a handle, the sleeve corresponds to the mounting hole in a one-to-one mode and is in transverse sliding fit, the end portion, close to the limiting hole, of the sleeve is in sliding fit with the corresponding limiting hole respectively, the handle is coaxially fixed to the end portion, extending out of the protective frame, of the sleeve, the portion, located between the handle and the sleeve, of the sleeve is in clearance fit with a spring, and the two ends of the spring are fixedly connected with the handle and the sleeve respectively.
Preferably, the outer end of the support shaft, to which the locking assembly is not mounted, extends outside the protective frame in a sliding fit manner, and a rocker arm is fixed to the support shaft.
Preferably, switch seats are coaxially fixed at the inner ends of the limit holes, the two ends of the sleeve are open, the handle is coaxially fixed at the outer end of the sleeve, limit switches are coaxially fixed at the inner end of the sleeve located in the limit hole and are in transverse sliding fit with the corresponding limit hole, a junction box with a built-in controller is fixed at the outer side of the locker body, a driving assembly for driving the support shaft to overturn is fixed at a position below the support shaft in the locker body, and the driving assembly and the limit switches are electrically connected with the junction box.
Preferably, the limit switches on the two sides are in series connection, and the pull-out limit stroke of the sleeve is larger than the triggering critical stroke of the limit switches.
Preferably, the driving assembly comprises a stepping motor and a transmission chain wheel pair, the stepping motor is electrically connected with the junction box, the stepping motor is fixed on the bottom surface inside the storage cabinet body and located below the supporting shaft, and a motor shaft of the stepping motor is rotatably connected with the supporting shaft above the stepping motor through the transmission chain wheel pair and used for driving the supporting shaft to turn over.
By adopting the accident disaster scene VR interactive practical training platform, initially, the sleeve is matched with the front part and the rear part of one side of the protective frame in a sliding manner along the transverse direction, and the sleeve is respectively matched with the limiting holes at the front position and the rear position of the side part of the display platform body in a sliding manner along the transverse direction, so that the display platform body can be locked and cannot rotate around the supporting shaft through the matching limitation of the sleeve and the limiting holes, and the indoor VR display scene component is positioned at the state that the top surface of the display platform body is exposed and locked, when in use, the indoor VR display scene component is matched with peripheral devices such as VR eyes and an interactive handle worn by a trainer, so that simulation training can be carried out on indoor accident scenes such as earthquakes, and the indoor accident disaster scene is used for potential safety hazard identification, disaster experience and handling training before and after accidents occur of the trainees, the operation is convenient, when simulation training needs to be carried out on outdoor accident disaster scenes such as typhoons, the outdoor VR display scene assembly used for displaying the outdoor accident disaster scenes needs to be turned over to be positioned on the top surface of the display platform body to be exposed, and the operation process is as follows: two persons respectively pull the handle outwards simultaneously to drive the sleeve to be separated from the corresponding limiting hole in a manner that the spring is stretched, at the moment, the sleeve and the limiting hole are matched to release the locking of the display platform body, then the sleeve is kept pulled outwards to drive the display platform body and the supporting shaft to rotate transversely, when the display platform body is turned over until the outdoor VR display scene component is positioned on the top surface of the display platform body and exposed, and the display platform body is horizontal, the turning is stopped, at the moment, the handle is loosened, the spring immediately releases the compression state of the spring to drive the sleeve to be inserted into the corresponding limiting hole again, so that the switching of outdoor accident disaster scenes is completed, and the rapid switching of the indoor VR display scene component and the indoor VR display scene component is realized, the simulation training of different types of accident disaster scenes is convenient to complete.
Has the advantages that: 1. according to the indoor VR display scene component and the outdoor VR display scene component, which are used for displaying an indoor accident disaster scene and an outdoor accident disaster scene are respectively and integrally arranged on the top surface and the bottom surface of the display platform body, so that the indoor accident disaster scene and the outdoor accident disaster scene are obviously distinguished and separated, the simulation training confusion caused by the mixing of the indoor accident disaster scene and the outdoor accident disaster scene is avoided, and the simulation training effect of the accident disaster scene is favorably improved;
2. the display platform body can be locked to rotate around the supporting shaft in a mode that the sleeve is matched with the limiting hole, the display platform body can be turned over to rotate around the supporting shaft only after the sleeve is pulled out of the limiting hole, and then the indoor VR display scene assembly or the outdoor VR display scene assembly is exposed upwards, so that the indoor VR display scene assembly and the outdoor VR display scene assembly are switched rapidly, and simulation training of different types of accident disaster scenes is facilitated;
3. the inner ends of the plurality of sleeves are respectively fixed with a limit switch which is compared with the corresponding switch seat, when the sleeves are pulled out of the limit holes, the limit switches are immediately separated from the switch seats to trigger the stepping motor to drive the display platform body to automatically turn over through the transmission chain wheel pair, so that the display platform body can conveniently and quickly turn over to switch scenes;
4. the limit switches are connected in series, so that the display platform can be triggered to turn over automatically when the limit switches are separated from the switch base, the safety performance during operation is improved, and the misoperation is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a front external view of the present invention;
FIG. 2 is a front cross-sectional view of the invention of FIG. 1;
FIG. 3 is a front cross-sectional view II of FIG. 1 in accordance with the present invention;
FIG. 4 is a top exterior view of FIG. 1 of the present invention;
fig. 5 is a top cross-sectional view of fig. 1 of the present invention.
The reference numerals are explained below:
1. a locking assembly; 101. a handle; 102. a sleeve; 103. a spring; 104. a limit switch; 105. a switch base; 2. protecting the frame; 201. a support shaft; 202. a rocker arm; 203. mounting holes; 204. a slew bearing; 3. a junction box; 4. a locker body; 401. a support leg; 402. a roller; 5. an indoor VR display scene component; 6. a display platform body; 601. a limiting hole; 7. an outdoor VR display scene component; 8. a drive assembly; 801. a drive sprocket pair; 802. a motor shaft; 803. a stepping motor; 9. UE4 engine particle system; 10. UE4 engine sound system; 11. UE4 engine sky ball system; 12. a physical simulation scene prop; 13. virtual engine interactive system.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
The first embodiment is as follows:
referring to fig. 1-5, the invention provides an accident and disaster scene VR interactive practical training platform, which comprises a storage cabinet body 4 and a protective frame 2, wherein the top surface of the storage cabinet body 4 is open, the protective frame 2 is vertically fixed on the edge of the top surface of the storage cabinet body 4, supporting shafts 201 are transversely and rotatably connected to the middle parts of two sides of the protective frame 2, the supporting shafts 201 are transversely coaxial, a display platform body 6 capable of transversely overturning is fixed between the supporting shafts 201, the display platform body 6 is horizontally arranged, the periphery of the display platform body 6 is not in contact with the protective frame 2, and an indoor VR display scene component 5 and an outdoor VR display scene component 7 are respectively fixed on the top surface and the bottom surface of the display platform body 6. The mounting hole 203 has all been seted up along transversely to the front and back part of protecting frame 2 one side, the equal coaxial fixation of mounting hole 203 has locking Assembly 1 that can transversely reciprocate flexible, and locking Assembly 1 is about the back shaft 201 symmetric distribution of homonymy, preferably locking Assembly 1 is greater than 1.5m apart from each other, so that it makes two locking Assembly 1 of single unable simultaneous pulling to have sufficient width between the locking Assembly 1, ensure the condition of the single maloperation show platform body 6 upset of can't appearing then, spacing hole 601 has all been seted up along transversely to the front and back part of show platform body 6 one side, spacing hole 601 and locking Assembly 1 one-to-one and horizontal sliding fit.
As a preferable proposal, a plurality of supporting legs 401 which can be vertically stretched and locked are fixed around the bottom surface of the locker body 4, so arranged, the supporting legs 401 are convenient to drive the locker body 4 to adjust the position and height of the locker body 4, a plurality of rollers 402 for moving are fixed at the middle part of the bottom surface of the locker body 4, so arranged, the roller 402 is conveniently emptied by the extension adjustment and locking of the supporting legs 401, so as to prevent the locker body 4 from moving, meanwhile, the lowering roller 402 is convenient to touch the ground in a mode that the supporting legs 401 are shortened, adjusted and locked, so as to drive the locker body 4 to move through the roller 402, the two sides of the protective frame 2 are embedded with the rotary bearings 204, and the supporting shaft 201 is coaxially fixed with the inner ring of the slewing bearing 204, preferably the supporting shaft 201 is fixed with the display platform body 6 through a flat key, so set up, be convenient for back shaft 201 around gyration bearing 204 pivoted mode drive show platform body 6 upset.
The indoor VR display scene component 5 and the outdoor VR display scene component 7 are respectively provided with a UE4 engine particle system 9 for simulating smoke, flame and the like in a disaster, a UE4 engine sound effect system 10 for simulating flame, running water and other sounds in the disaster, a UE4 engine sky-globe system 11 for changing the sky and illumination by exposing parameters to blueprints in a flow, a physical simulation scene prop 12 which is designed and arranged by using a model made of a specific material and has a real article style, and a virtual engine interaction system 13 for enhancing the disaster coping capability of science popularization, so that an indoor accident disaster scene and an outdoor accident disaster scene are simulated and displayed respectively through the indoor VR display scene component 5 and the outdoor VR display scene component 7.
The locking assembly 1 comprises a sleeve 102 and a handle 101, the sleeve 102 corresponds to the mounting hole 203 one by one and is in transverse sliding fit, the end part of the sleeve 102 close to the limiting hole 601 is in sliding fit with the corresponding limiting hole 601 respectively, the end part of the sleeve 102 extending out of the outer side of the protective frame 2 is coaxially fixed with the handle 101, the part of the sleeve 102 between the handle 101 and the sleeve 102 is in clearance fit with a spring 103, and two ends of the spring 103 are fixedly connected with the handle 101 and the sleeve 102 respectively, so that the locking display platform body 6 cannot rotate transversely in a mode of matching the sleeve 102 with the limiting hole 601, and meanwhile, the locking display platform body 6 cannot rotate transversely in a mode of disengaging from the limiting hole 601 through the sleeve 102 is relieved.
The outer end of the supporting shaft 201 without the locking component 1 extends out of the protective frame 2 in a sliding fit manner and is fixed with the rocker 202, so that after the sleeve 102 is separated from the limiting hole 601, the display platform body 6 is manually driven to turn over in a labor-saving manner by the aid of the force applied by the handheld rocker 202.
By adopting the structure, initially, the sleeve 102 is in sliding fit with the front part and the rear part of one side of the protective frame 2 along the transverse direction, and the sleeve 102 is in sliding fit with the limiting holes 601 at the front position and the rear position of the side part of the display platform body 6 respectively, so that the display platform body 6 can not be locked to rotate around the supporting shaft 201 by the matching limitation of the sleeve 102 and the limiting holes 601, and the indoor VR display scene component 5 is locked in a state that the top surface of the display platform body 6 is exposed, when in use, the indoor VR display scene component 5 is matched with the external devices such as VR eyes and an interactive handle 101 worn by a trainer to carry out simulation training on indoor accident disaster scenes such as earthquakes and the like, so that the indoor accident disaster scenes can be used for the trainee to carry out potential safety hazard identification, disaster experience and disposal training before and after accidents occur, the operation is convenient, and when the outdoor accident scenes such as typhoons and the like need to be simulated training, the outdoor VR display scene assembly 7 for displaying outdoor accident disaster scenes needs to be turned over to be located on the top surface of the display platform body 6 to be exposed, and the operation process is as follows: two persons respectively pull the handle 101 outwards at the same time to drive the sleeve 102 to be separated from the corresponding limiting hole 601 through the stretching mode of the spring 103, at the moment, the sleeve 102 is matched with the limiting hole 601 to release the locking of the display platform body 6, then the sleeve 102 is kept pulling outwards to drive the display platform body 6 and the supporting shaft 201 to rotate transversely, when the display platform body 6 is turned over to the outdoor VR display scene component 7, the top surface of the display platform body 6 is exposed and the display platform body 6 is horizontal, the turning is stopped, the handle 101 is loosened, the spring 103 releases the compression state thereof immediately to drive the sleeve 102 to be inserted into the corresponding limiting hole 601 again, therefore, switching of outdoor accident disaster scenes is completed, so that rapid switching of the indoor VR display scene component 5 and the outdoor VR display scene component 7 is achieved, and simulation training of different types of accident disaster scenes is conveniently completed.
Example two:
referring to fig. 1-5, as another way of achieving turning over of a display platform body 6, the invention provides an accident and disaster scene VR interactive practical training platform, which comprises a storage cabinet body 4 and a protective frame 2, wherein the top surface of the storage cabinet body 4 is open, the protective frame 2 is vertically fixed on the edge of the top surface of the storage cabinet body 4, the middle parts of two sides of the protective frame 2 are respectively connected with a supporting shaft 201 in a transverse rotating mode, the supporting shafts 201 are transversely coaxial, a display platform body 6 capable of turning around the transverse direction is fixed between the supporting shafts 201, the display platform body 6 is horizontally arranged, the periphery of the display platform body 6 is not in contact with the protective frame 2, and an indoor VR display scene component 5 and an outdoor VR display scene component 7 are respectively fixed on the top surface and the bottom surface of the display platform body 6. The mounting hole 203 has all been seted up along transversely to the front and back part of protecting frame 2 one side, the equal coaxial fixation of mounting hole 203 has locking Assembly 1 that can transversely reciprocate flexible, and locking Assembly 1 is about the back shaft 201 symmetric distribution of homonymy, preferably locking Assembly 1 is greater than 1.5m apart from each other, so that it makes two locking Assembly 1 of single unable simultaneous pulling to have sufficient width between the locking Assembly 1, ensure the condition of the single maloperation show platform body 6 upset of can't appearing then, spacing hole 601 has all been seted up along transversely to the front and back part of show platform body 6 one side, spacing hole 601 and locking Assembly 1 one-to-one and horizontal sliding fit.
As a preferable proposal, a plurality of supporting legs 401 which can be vertically stretched and locked are fixed around the bottom surface of the locker body 4, so arranged, the supporting legs 401 are convenient to drive the locker body 4 to adjust the position and height of the locker body 4, a plurality of rollers 402 for moving are fixed at the middle part of the bottom surface of the locker body 4, so arranged, the roller 402 is conveniently emptied by the extension adjustment and locking of the supporting legs 401, so as to prevent the locker body 4 from moving, meanwhile, the lowering roller 402 is convenient to touch the ground in a mode that the supporting legs 401 are shortened, adjusted and locked, so as to drive the locker body 4 to move through the roller 402, the two sides of the protective frame 2 are embedded with the rotary bearings 204, and the supporting shaft 201 is coaxially fixed with the inner ring of the slewing bearing 204, preferably the supporting shaft 201 is fixed with the display platform body 6 through a flat key, so set up, be convenient for back shaft 201 around gyration bearing 204 pivoted mode drive show platform body 6 upset.
The indoor VR display scene component 5 and the outdoor VR display scene component 7 are respectively provided with a UE4 engine particle system 9 for simulating smoke, flame and the like in a disaster, a UE4 engine sound effect system 10 for simulating flame, running water and other sounds in the disaster, a UE4 engine sky-globe system 11 for changing the sky and illumination by exposing parameters to blueprints in a flow, a physical simulation scene prop 12 which is designed and arranged by using a model made of a specific material and has a real article style, and a virtual engine interaction system 13 for enhancing the disaster coping capability of science popularization, so that an indoor accident disaster scene and an outdoor accident disaster scene are simulated and displayed respectively through the indoor VR display scene component 5 and the outdoor VR display scene component 7.
The locking assembly 1 comprises a sleeve 102 and a handle 101, the sleeve 102 corresponds to the mounting hole 203 one by one and is in transverse sliding fit, the end part of the sleeve 102 close to the limiting hole 601 is in sliding fit with the corresponding limiting hole 601 respectively, the end part of the sleeve 102 extending out of the outer side of the protection frame 2 is coaxially fixed with the handle 101, the part of the sleeve 102 located between the handle 101 and the sleeve 102 is in clearance fit with a spring 103, and the two ends of the spring 103 are fixedly connected with the handle 101 and the sleeve 102 respectively, so that the display platform body 6 can not rotate transversely in a locking mode through the matching of the sleeve 102 and the limiting hole 601, and meanwhile, the locking of the display platform body 6 which can not rotate transversely can be released in a mode that the sleeve 102 is separated from the limiting hole 601.
The inner ends of the limiting holes 601 are coaxially fixed with switch seats 105, the two ends of the sleeve 102 are open, the handle 101 is coaxially fixed at the outer end of the sleeve 102, the inner end of the sleeve 102 positioned in the limiting hole 601 is coaxially fixed with a limiting switch 104, the limiting switch 104 is in transverse sliding fit with the corresponding limiting hole 601, the outer side of the locker body 4 is fixed with a junction box 3 with a built-in controller, a driving component 8 for driving the supporting shaft 201 to overturn is fixed at the position below the supporting shaft 201 in the locker body 4, the driving component 8 and the limiting switch 104 are electrically connected with the junction box 3, preferably, when the limiting switch 104 is electrically connected with the junction box 3, because the sleeve 102 is a hollow tube, the electrical connection between the limiting switch 104 and the junction box 3 can be realized by penetrating a lead out of the sleeve 102, and meanwhile, a certain length of the lead between the limiting switch 104 and the junction box 3 is reserved, so as to ensure that the limit switches 104 can move in a reciprocating manner along with the sleeve 102, the limit switches 104 on both sides are in a serial connection relationship, the arrangement is convenient for triggering the drive assembly 8 to be switched on when the limit switches 104 are both far away from the switch base 105, and further preventing the situation that the display platform body 6 is turned over by a single misoperation, the outward pulling limit stroke of the sleeve 102 is larger than the triggering critical stroke of the limit switches 104, so that the outward pulling of the sleeve 102 can lead the limit switches 104 to be far away from the switch base 105 to trigger the drive motor to be switched on, the drive assembly 8 comprises a stepping motor 803 and a transmission chain wheel pair 801, the stepping motor 803 is electrically connected with the junction box 3, the stepping motor 803 is fixed on the inner bottom surface of the locker body 4 and is positioned below the supporting shaft 201, a motor shaft 802 of the stepping motor 803 is rotatably connected with the supporting shaft 201 above through the transmission chain wheel pair 801 to drive the supporting shaft 201 to turn over, preferably, the driving sprocket of the transmission sprocket pair 801 is coaxially fixed with the motor shaft 802, the driven sprocket is coaxially fixed with the support shaft 201, and the driving sprocket and the driven sprocket are meshed and connected through the transmission chain, so that the driving sprocket and the driven sprocket are conveniently separated from the limit hole 601 through the limit switch 104 and far away from the switch base 105 to trigger the stepping motor 803 to be electrified, and then the stepping motor 803 drives the transmission sprocket pair 801 to transmit so that the operation platform body automatically overturns by a flat angle to complete overturning.
Initially, the front and rear parts of one side of the protective frame 2 are both in sliding fit with the sleeves 102 along the transverse direction, and the sleeves 102 are respectively in sliding fit with the limiting holes 601 at the front and rear positions of the side part of the display platform body 6 along the transverse direction, so that the display platform body 6 can be locked and cannot rotate around the supporting shaft 201 through the matching limitation of the sleeves 102 and the limiting holes 601, and the indoor VR display scene assembly 5 is locked in a state that the top surface of the display platform body 6 is exposed, when the device is used, the indoor VR display scene assembly 5 is matched with the external devices such as VR eyes and an interactive handle 101 worn by a trainer, so that simulation training can be carried out on indoor accident scenes such as earthquakes, and the device is used for the trainees to carry out safety hazard identification, disaster experience and handling training before and after accidents occur, is convenient to operate, and when simulation training needs to be carried out on outdoor disaster scenes such as typhoons, the outdoor VR display scene assembly 7 for displaying outdoor accident disaster scenes needs to be turned over to be located on the top surface of the display platform body 6 to be exposed, and the operation process is as follows: two persons respectively pull the handle 101 outwards at the same time and drive the sleeve 102 to be separated from the corresponding limit hole 601 by the way that the spring 103 is stretched, at the moment, the sleeve 102 and the limit hole 601 are matched to release the locking of the display platform body 6, at the same time, the limit switch 104 is separated from the limit hole 601 and is far away from the switch seat 105 to trigger the step motor 803 to be electrified, then the sleeve 102 is kept pulled outwards, the step motor 803 drives the transmission chain wheel pair 801 to transmit, so that the operation platform body automatically turns over a flat angle to complete the turn-over, after the turn-over of the display platform body 6 is completed, the outdoor VR display scene component 7 is positioned on the top surface of the display platform body 6 to be exposed, at the moment, the handle 101 is loosened, the spring 103 immediately releases the self compression state to drive the sleeve 102 to be inserted into the corresponding limit hole 601 again, the limit switch 104 immediately approaches the switch seat 105 again to trigger the step motor 803 to be powered off, so as to complete the switching of the outdoor accident disaster scene, therefore, the indoor VR display scene component 5 and the outdoor VR display scene component 7 can be switched rapidly, and simulation training of different types of accident disaster scenes can be completed conveniently.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. The utility model provides an accident disaster scene VR is real standard platform alternately, includes locker body (4) and protects frame (2), its characterized in that: the top surface of the storage cabinet body (4) is open, the protective frame (2) is vertically fixed on the edge of the top surface of the storage cabinet body (4), supporting shafts (201) are transversely and rotatably connected to the middle parts of two sides of the protective frame (2), the supporting shafts (201) are transversely coaxial, a display platform body (6) capable of transversely overturning is fixed between the supporting shafts, the display platform body (6) is horizontally arranged, the periphery of the display platform body is not in contact with the protective frame (2), and an indoor VR display scene component (5) and an outdoor VR display scene component (7) are respectively fixed on the top surface and the bottom surface of the display platform body (6);
the utility model discloses a show platform body, including show platform body (6), protect frame (2) one side around the part all along transversely seted up mounting hole (203), mounting hole (203) all are fixed with locking subassembly (1) that can transversely reciprocate flexible around mounting hole (203), just locking subassembly (1) is about the homonymy back shaft (201) symmetric distribution, spacing hole (601) have all been seted up along transversely around the part of show platform body (6) one side, spacing hole (601) with locking subassembly (1) one-to-one and lateral sliding fit.
2. The accident disaster scenario VR interactive practical training platform of claim 1, wherein: a plurality of supporting legs (401) which can be vertically stretched and locked are fixed around the bottom surface of the locker body (4).
3. The accident disaster scenario VR interactive practical training platform of claim 2, wherein: the middle part of the bottom surface of the storage cabinet body (4) is fixed with a plurality of rollers (402) for moving.
4. The accident disaster scenario VR interactive practical training platform of claim 3, wherein: and slewing bearings (204) are embedded on two sides of the protective frame (2), and the support shaft (201) and the inner rings of the slewing bearings (204) are coaxially fixed.
5. The accident disaster scenario VR interactive practical training platform of claim 4, wherein: indoor VR shows scene subassembly (5) with outdoor VR shows scene subassembly (7) all is provided with and is used for the smog in the calamity, UE4 engine particle system (9) that flame etc. were simulated, be used for to the flame in the calamity, sound simulation's such as running water UE4 engine audio system (10), be used for exposing the parameter to the blueprint change in the flow realize the change of sky and illumination UE4 engine sky-ball system (11), arrange physical simulation scene props (12) that have the reality article pattern with the model design of specific material and form and be used for strengthening virtual engine interactive system (13) of science popularization counter disaster ability.
6. The accident disaster scenario VR interaction training platform of any one of claims 1-5, wherein: the locking assembly (1) comprises a sleeve (102) and a handle (101), the sleeve (102) corresponds to the mounting hole (203) in a one-to-one mode and is in sliding fit transversely, the end portion, close to the limiting hole (601), of the sleeve (102) is in sliding fit with the corresponding limiting hole (601), the end portion, extending out of the outer side of the protective frame (2), of the sleeve (102) is coaxially fixed with the handle (101), the portion, located between the handle (101) and the sleeve (102), of the sleeve (102) is in clearance fit with a spring (103), and the two ends of the spring (103) are fixedly connected with the handle (101) and the sleeve (102) respectively.
7. The accident disaster scenario VR interactive practical training platform of claim 6, wherein: the outer end of the supporting shaft (201) which is not provided with the locking component (1) extends out of the outer side of the protective frame (2) in a sliding fit mode and is fixed with a rocker arm (202).
8. The accident disaster scenario VR interactive practical training platform of claim 6, wherein: the inner end of the limiting hole (601) is coaxially fixed with a switch seat (105), two ends of the sleeve (102) are open, the handle (101) is coaxially fixed at the outer end of the sleeve (102), the inner end of the sleeve (102) located in the limiting hole (601) is coaxially fixed with a limiting switch (104), the limiting switch (104) is in transverse sliding fit with the corresponding limiting hole (601), the outer side of the locker body (4) is fixed with a junction box (3) with a built-in controller, a driving component (8) used for driving the supporting shaft (201) to turn over is fixed at the position below the supporting shaft (201) in the locker body (4), and the driving component (8) and the limiting switch (104) are electrically connected with the junction box (3).
9. The accident disaster scenario VR interactive training platform of claim 8, wherein: the limit switches (104) on the two sides are in series connection, and the pull-out limit stroke of the sleeve (102) is larger than the triggering critical stroke of the limit switches (104).
10. The accident disaster scenario VR interactive training platform of claim 9, wherein: drive assembly (8) include step motor (803) and transmission sprocket is vice (801), step motor (803) with terminal box (3) electricity is connected, step motor (803) are fixed the inside bottom surface of locker body (4) just is located the below of back shaft (201), motor shaft (802) of step motor (803) are passed through transmission sprocket is vice (801) and top back shaft (201) rotate to be connected, are used for driving back shaft (201) upset.
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