CN214279236U - Parachuting simulation training device - Google Patents

Abstract

The utility model provides a parachuting simulation training ware, including at least one parachuting analog unit and simulation parachute jumping management platform, wherein parachute jumping analog unit includes lifting frame, and lifting frame includes support, base, many stands, elevating system and a plurality of adjustment mechanism, and lifting frame constitutes parachute jumping analog unit's support main part, and a plurality of adjustment mechanism install in the base lower extreme, a plurality of adjustment mechanism and many stand one-to-ones, and parachute jumping analog unit still includes linear motion mechanism and rotary motion mechanism. The utility model can realize the horizontal movement and rotation of the control platform through the arrangement of the linear motion mechanism and the rotary motion mechanism, thereby providing a vivid airborne scene and greatly improving the training effect; in addition, through the arrangement of the plurality of adjusting mechanisms, the overall height of the lifting frame can be adjusted slightly, and meanwhile, the adjusting mechanism on one direction can be independently adjusted, so that the level of the lifting frame is adjusted, and the requirement of mounting and fixing of uneven ground is met.

Description

Parachuting simulation training device

Technical Field

The utility model relates to a virtual computing field, concretely relates to parachuting simulation training ware.

Background

Military parachuting field training has the characteristics of high injury rate, more time consumption, large cost investment, difficult organization guarantee and the like, at present, rope-pull first-stage or second-stage parachute opening is mostly adopted in the conventional airborne training of our army, in the mode, only short seconds are needed from the time when a parachutist leaves an airplane to the time when the parachuting is normal, the parachutist is approximately in a projectile free falling state in several seconds, and the controllability of the posture is not large; and from the moment that the parachutist feels the parachute opening impact force (parachute opening is normal) to the moment of safe landing, several minutes are long, the several minutes are the key points of operation except special handling, and if the time is simulated as comprehensively as possible, the effect of simulated training can be greatly improved.

The existing parachuting simulation trainer aims at the problem that a realistic airborne scene cannot be provided due to the lack of an off-board horizontal motion and rotation simulation environment in the existing parachuting ground training, so that the training effect is greatly reduced; on the other hand, the bottom of the existing parachuting simulation trainer is of a fixed structure, so that independent height adjustment cannot be carried out, and when the parachute is installed and fixed, if the parachute is installed unstably due to uneven ground or other reasons, the parachute is usually adjusted by additionally installing a cushion block, so that the installation is troublesome.

SUMMERY OF THE UTILITY MODEL

The technical problems that the off-board horizontal movement and rotation simulation environment is lacked and the height and level adjustment cannot be carried out in the prior art are solved.

The utility model provides a parachuting simulation training device, including at least one parachuting simulation unit and simulation parachute management platform, wherein the parachuting simulation unit includes lifting frame, lifting frame includes the support that is located the upper portion, the base that is located the bottom, installs many stands and elevating system between support and base, simulation parachute management platform for setting for training item for the parachuting simulation unit, receive each item operation data of simulator, control parachute simulation unit simulation whole parachuting process, the support passes through elevating system and stand sliding connection, lifting frame constitutes the support main part of parachute simulation unit to install the other part of parachute simulation unit; the device comprises a strap module, a control platform, an off-board platform, a waist pull rope, a control module, a helmet module, an air supply device and a landing simulation conveyor belt;

lifting frame still includes a plurality of adjustment mechanism of adjusting lifting frame level, and a plurality of adjustment mechanism install in the base lower extreme, a plurality of adjustment mechanism and many stands one-to-one, parachuting simulation unit still includes linear motion mechanism and rotary motion mechanism, linear motion mechanism and support fixed connection, the manipulation control platform passes through rotary motion mechanism and is connected with linear motion mechanism rotation.

Furthermore, adjustment mechanism includes the regulation pole, with adjust pole sliding fit's sleeve and install the cam pack in the sleeve, adjust pole one end and base fixed connection, the other end stretches into the sleeve in with the different curved surface butt of cam pack.

Further, the cam assembly comprises a cam and a controller for controlling the cam to rotate, the controller comprises a plurality of gear switches, and different gears of the gear switches are in one-to-one correspondence with different curved surfaces of the cam respectively.

Furthermore, the curved surface of the cam is provided with a similar gear, the height difference between adjacent similar gears is equal, and one end of the adjusting rod matched with the cam is provided with a rack matched with the similar gear.

Further, linear motion mechanism includes that slip umbrella platform is dull and stereotyped, guide rail, drive arrangement and transmission, the guide rail is installed on the support, slip umbrella platform is dull and stereotyped and guide rail sliding connection, install drive arrangement on the guide rail, drive arrangement pass through transmission with the dull and stereotyped fixed connection of slip umbrella platform.

Further, transmission includes conveyer belt, action wheel and follows the driving wheel, the action wheel with pass through the conveyer belt from the driving wheel and be connected, the action wheel is connected with drive arrangement's output, the conveyer belt pass through conveyer belt splint with the dull and stereotyped fixed connection of umbrella platform, the umbrella platform is dull and stereotyped along with the rotation of conveyer belt the track of guide rail slides.

Furthermore, the rotary motion mechanism comprises a rotary shaft and a rotary motor, the rotary motor is installed on the linear motion mechanism, the output end of the rotary motor is fixedly connected with one end of the rotary shaft, and the other end of the rotary shaft is connected with the operation control platform.

Furthermore, the harness module is partially connected to the operation control platform, and partially penetrates through the body of the trainee; the off-board platform is arranged on the base and can perform ascending and descending motions; the waist pull rope is tied behind the waist of the trainee; the control module is used for the trainee to realize various control actions on the parachute in the parachute landing simulator; the helmet module is worn on the head of a trainee and comprises virtual reality glasses, and continuous and dynamic large-visual-angle three-dimensional parachute landing environment display is provided for the trainee; the air supply device comprises a lower air supply device and a surrounding air supply device, the lower air supply device is arranged on the base, and the surrounding air supply device is arranged on the bracket; the landing simulation conveyor belt is arranged on the base.

Furthermore, the simulated parachuting management platform comprises a training control module, a simulation training unit and a simulation control module, wherein the training control module is used for setting initial conditions and special conditions of training, monitoring training processes and real-time states of the parachuting simulation units and conducting voice command on the simulation training units; the motion process simulation module is used for calculating and simulating the whole process motion condition of the parachute jumping in a three-dimensional space according to the aerodynamic model and environmental factors, wherein the environmental factors comprise atmosphere, terrain and/or landform and are combined with the manipulation data of the parachute jumping trainer; the parachute jumping field scene generating module is used for generating various elements of a landing field in the parachute jumping field; the visual display calculation module is used for calculating the visual display effect of the parachuting field and the visual display effect of the trainee according to the calculation results of the motion process simulation module and the parachuting field scene generation module, and pushing the visual display effects to the helmet module and the display screen for displaying; the motion sensing construction generation module is used for generating motion sensing construction parameters according to the motion process simulation module so as to control the operation of the motion sensing equipment in the parachute jumping simulation unit, and the motion sensing equipment comprises a control platform, a landing simulation conveyor belt, an air supply device and an effect device.

Has the advantages that:

1. the utility model can realize the horizontal movement and rotation of the control platform through the arrangement of the linear motion mechanism and the rotary motion mechanism, thereby providing a vivid airborne scene and greatly improving the training effect; in addition, the whole height fine adjustment can be carried out on the lifting frame through the arrangement of the plurality of adjusting mechanisms at the edge of the lower end of the base, and meanwhile, the adjusting mechanism at a certain position can be independently adjusted, so that the level of the lifting frame is adjusted, the requirement on the installation fixation of uneven ground is met, and the installation convenience is improved.

2. In the utility model, the quantitative adjustment of the lifting frame can be realized through the matching arrangement of the adjusting rod, the sleeve and the cam component, and the adjusting rod can be ensured to keep linear movement in the adjusting process, so as to ensure the stability of the adjustment; furthermore, the gear switch is arranged, so that the adjustment and observation can be facilitated; through the cooperation setting of class wheel and rack, further can ensure the stability and the safety of regulation, the height value that can the accurate calculation simultaneously adjusted.

3. In the utility model, the automatic sliding of the operation control platform can be realized through the matching arrangement of the driving device and the transmission device; through the arrangement of the rotating shaft and the rotating motor, the free rotation of the control platform can be realized, and different simulation environment requirements are met; in addition, various module settings of the simulated parachute jumping management platform are combined, full-flow simulation of parachute landing of various parachute types, various parachute opening modes, various machine types, various meteorological conditions, various landing areas and various training marshalling can be achieved, visual, auditory, body feeling and other multi-directional vivid sensory stimulation in the parachute landing process is provided for trainees, various auxiliary means such as parachute landing training organization, assessment and record analysis are provided for trainees, and a one-stop solution is provided for parachute landing simulation training.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural diagram of the linear motion mechanism and the rotary motion mechanism of the present invention.

Fig. 3 is a detailed structural diagram at a in fig. 2.

Fig. 4 is a schematic view of the mounting structure of the internal adjustment mechanism and the support mechanism at B in fig. 1.

Fig. 5 is a detailed structural diagram at C in fig. 4.

Reference numerals: 1. a linear motion mechanism; 11. a parachute sliding platform flat plate; 12. a guide rail; 13. a drive device; 14. a transmission device; 141. a conveyor belt; 142. a driving wheel; 143. a driven wheel; 2. a rotational movement mechanism; 21. a rotating electric machine; 22. a rotating shaft; 3. a lifting frame; 4. an adjustment mechanism; 41. adjusting a rod; 411. a rack; 42. a sleeve; 43. a cam assembly; 431. A curved surface; 432. a gear-like wheel; 44. a cam; 5. a support mechanism; 51. a telescopic cylinder; 52. a support plate; 53. and a push rod.

Detailed Description

In the following, the technical solutions in the embodiments of the present invention are described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a parachuting simulation training ware, concrete technical scheme: as shown in fig. 1, the simulation system comprises at least one parachuting simulation unit and a simulation parachuting management platform, wherein the parachuting simulation unit comprises a lifting frame 3, the lifting frame 3 comprises a support at the upper part, a base at the bottom, a plurality of upright posts and lifting mechanisms, the upright posts and the lifting mechanisms are arranged between the support and the base, the upright posts are arranged at the corners of the base, the support is connected with the upright posts in a sliding manner through the lifting mechanisms, the support can be controlled to move up and down along the upright posts through the lifting mechanisms, the lifting frame 3 forms a supporting main body of the parachuting simulation unit and is provided with other components of the parachuting simulation unit, the lifting frame 3 further comprises a plurality of adjusting mechanisms 4 for adjusting the level of the lifting frame 3, the plurality of adjusting mechanisms 4 are arranged at the lower end of the base, the preferred adjusting mechanisms 4 are respectively arranged under the 4 upright posts, and the height adjustment of the upright posts can be realized by adjusting the adjusting mechanisms 4 under the corresponding upright posts, the installation stability of lifting frame 3 is ensured, and in addition, the overall height fine adjustment of lifting frame 3 can be realized by carrying out equal height adjustment on 4 adjusting mechanisms 4.

In this embodiment, the parachuting simulation unit further includes a linear motion mechanism 1 and a rotary motion mechanism 2, the linear motion mechanism 1 includes a parachute platform plate 11, a guide rail 12, a driving device 13 and a transmission device 14, the guide rail 12 is mounted on a support, the parachute platform plate 11 is slidably connected with the guide rail 12, in order to ensure that the parachute platform plate 11 is firmly matched with the guide rail 12, a cross section of the guide rail 12 may adopt a T-shaped structure or another similar structure, the guide rail 12 is mounted with the driving device 13, the transmission device 14 includes a transmission belt 141, a driving wheel 142 and a driven wheel 143, the driving wheel 142 and the driven wheel 143 are connected with an outer side surface of the guide rail 12 through a fixing frame, the driving wheel 142 is connected with the driven wheel 143 through the transmission belt 141, the transmission belt 141 can move along with the driving wheel 142 and the driven wheel 143, the driving wheel 142 is connected with an output end of the driving device 13, the driving device 13 drives the conveyor belt 141 to move, the conveyor belt 141 is fixedly connected with the parachute platform flat plate 11 through a conveyor belt clamping plate, and the parachute platform flat plate 11 is driven to slide back and forth along the track of the guide rail 12 through forward and backward rotation of the driving wheel 142, specifically in the front and back direction as shown in fig. 1.

In this embodiment, preferably, the rotary motion mechanism 2 includes a rotating shaft 22 and a rotating motor 21, the rotating motor 21 is mounted on the linear motion mechanism 1, an output end of the rotating motor 21 is fixedly connected to one end of the rotating shaft 22, the other end of the rotating shaft 22 is connected to the steering control platform, and the steering control platform can freely rotate around the rotating shaft 22 within 360 degrees in a horizontal plane parallel to the support.

In this embodiment, it is preferable that the adjusting mechanism 4 includes an adjusting rod 41, a sleeve 42 slidably engaged with the adjusting rod 41, and a cam assembly 43 installed in the sleeve 42, one end of the adjusting rod 41 is fixedly connected to the base, and the other end of the adjusting rod 41 extends into the sleeve 42 to abut against a curved surface 431 different from the cam assembly 43, and by the engagement of the adjusting rod 41, the sleeve 42, and the cam assembly 43, quantitative adjustment of the lifting frame 3 can be achieved, that is, a height value of each curved surface 431 is determined and unique, and it can be ensured that the adjusting rod 41 always moves along the axial direction of the sleeve 42 during adjustment, and the stability of adjustment is ensured, and the sleeve 42 can also protect the cam assembly 43, and improve the service life thereof; the cam assembly 43 further comprises a cam 44 and a controller for controlling the rotation of the cam 44, the controller comprises a plurality of gear switches, different gears of the gear switches are respectively in one-to-one correspondence with different curved surfaces 431 of the cam 44, specifically A, B, C … …, and the setting of the gear switches can facilitate adjustment and confirm the adjusted height; the curved surface 431 of the cam 44 is provided with the similar gear 432, the height difference between the adjacent similar gears 432 is equal, one end, matched with the cam 44, of the adjusting rod 41 is provided with the rack 411 matched with the similar gear 432, the adjustment stability and safety can be further ensured through the matching arrangement of the similar gear 432 and the rack 411, and meanwhile, the adjustment height value can be accurately calculated, wherein the height value is the adjusted tooth number and the height difference between the adjacent similar gears 432.

In this embodiment, preferably, still be equipped with supporting mechanism 5 in the sleeve 42, supporting mechanism 5 includes telescopic cylinder 51, backup pad 52 and ejector pin 53, backup pad 52 installs in being close to regulation pole 41 lower extreme position, through welding or bolt fastening, telescopic cylinder 51 telescopic end is up, ejector pin 53 one end and telescopic cylinder 51's telescopic end fixed connection, the other end along with telescopic cylinder 51's motion, with backup pad 52 butt to play the effect of support atress, thereby avoid leading to the production of the unable rotation phenomenon of cam 44 because of pressure is too big, also can carry out certain altitude mixture control to lifting frame 3 simultaneously. In order to ensure the balance of the forces applied to the support plate 52, the support means 5 comprise at least two sets and are mounted symmetrically about the axis of the adjustment rod 41.

In this embodiment, the other components include: the shoulder strap module is partially connected to the operation control platform and partially penetrates through the body of the trainee, and is used for suspending the trainee in the air on one hand and carrying out different umbrella-shaped operation training on the trainee by utilizing corresponding pull rings on a shoulder strap system on the other hand. In order to adapt to different parachute jumping devices and reduce the expenditure of equipment, the utility model discloses in, the braces module is reequiped on the basis of real parachute harness system, makes the simulation training requirement of its compatible multiple different umbrella types.

The automatic lifting device comprises a base, a lifting device and an automatic lifting platform, wherein the automatic lifting platform is arranged on the base through the lifting device and can perform ascending and descending motions. Therefore, when the parachute is started, the trainee stands on the off-board platform, and the off-board action training can be carried out. After the parachute jumping, the control platform is operated to drive the trainee to move forwards and downwards for a section of stroke respectively, and motion body feeling is really created. Simultaneously, the platform that leaves the aircraft descends back initial position fast, prevents that trainee foot and shank from touching and influencing training experience. The departure platform is raised and lowered by a retractable support frame positioned at the lower part.

One end of the waist pull rope is tied behind the waist of the trainee, the other end of the waist pull rope penetrates through the back bearing pulley to be connected with the servo motor, the waist of the human body can be pulled up or put down through the servo motor and the back bearing pulley, and the back bearing pulley is fixedly arranged on the support. The waist pull rope has the effects that firstly, when a trainee parachutes and leaves the machine, the waist of the trainee is properly pulled up by the waist pull rope, and a more real parachuting and leaving posture is simulated; secondly, when the umbrella is opened, the control platform is matched, when the control platform pulls the trainee upwards for a small stroke, the waist pull rope is completely released, and the trainee is provided with a sense of pulling upwards during the umbrella opening.

The control module is used for the trainee to realize various control actions on the parachute in the parachute landing simulator, so that the motion state of the parachute-human combination in the virtual environment is changed. In particular, the steering module comprises a steering band and 2 to 4 steering bars. The parachute can generate the movement of rotating, forward, backward and accelerated descending by operating the rod, and the parachute can rapidly move laterally by operating the band and can generate the movement of accelerated descending.

The helmet module is worn on the head of the trainee and comprises virtual reality glasses, and continuous and dynamic large-visual-angle three-dimensional parachute environment display is provided for the trainee through VR technology. Therefore, the helmet module is a key device for the vision simulation of the parachuting training.

Air supply arrangement, include below air supply arrangement and encircle air supply arrangement, below air supply arrangement installs on the base, encircle air supply arrangement and install on the support, air supply arrangement is used for simulating the vertical direction wind and the side direction wind of parachuting in-process.

The landing simulation conveyor belt is arranged on the base and used for adjusting the landing simulation conveyor belt to a corresponding rotating speed according to the motion parameters in the virtual environment, and the control platform is controlled to drive the trainee to move in the vertical and horizontal directions so as to simulate real landing feeling. The landing simulation carousel may be a set of devices similar to the runway of a treadmill. Different umbrella types have different landing actions, and the landing simulation conveyor belt is utilized to truly simulate the impact feeling during parachute jumping and landing on one hand, and on the other hand, different landing action training can be carried out on trainees aiming at different umbrella types.

The simulation parachute jumping management platform is used for setting a training project for the parachute jumping simulation unit, receiving various operation data of the simulator, and controlling the parachute jumping simulation unit to simulate the whole parachute jumping process, and specifically comprises the following steps:

and the training control module is used for setting initial conditions and special parachuting conditions of training, monitoring training processes and real-time states of the parachuting simulation units and carrying out voice command on the parachuting simulation units.

And the motion process simulation module is used for calculating and simulating the whole process motion conditions of the paratrooper such as out-of-cabin jumping, free falling, parachute opening, aerial motion, aerial special situations and landing in a three-dimensional space according to the aerodynamic model and environmental factors including atmosphere, terrain and/or landform and the control data of the parachuting trainer.

The parachute jumping field scene generating module is used for generating various elements of a landing field in the parachute jumping field, including T-shaped cloth, arrow cloth, a wind direction bag, a parachute folding station, an ambulance station, a meteorological station, a broadcasting station and/or a command post. Particularly, the night marks are displayed by light, the snow scene marks are displayed in different colors in a distinguishing mode, and the water scene marks are displayed on various security boats.

And the visual display calculation module is used for calculating the visual display effect of the parachuting field and the visual display effect of the trainee according to the calculation results of the motion process simulation module and the parachuting field scene generation module, and pushing the visual display effects to the helmet module, the display screen and the like for display. The visual display calculation module can adopt real-time three-dimensional rendering to dynamically render the whole environment of parachute jumping training and the operation of training personnel and parachutes in real time.

The motion sensing construction generation module is used for generating motion sensing construction parameters according to the motion process simulation module so as to control the operation of motion sensing equipment in the parachute jumping simulation unit, and the motion sensing equipment comprises a control platform, a landing simulation conveyor belt, an air supply device, sound effect equipment and the like. Thus, wind power, sound and the like can be produced, and physical feelings similar to actual parachute jumping, including motion feeling, wind power feeling and sound feeling, can be created.

Motion body feeling: the real parachute harness system is improved, and the parachute harness system is provided with four parachute operating belts, 2-4 parachute operating rods, emergency hand pull rings of two umbrella types, a parachute handle and a backup parachute hand pull ring; the trainee can be driven to move back and forth, up and down, incline and the like by operating the control platform; the body posture of the trainee before and after the umbrella is opened is controlled by the waist pull rope; performing off-line action training on the trainee through an off-line platform; through the landing simulation conveyer belt, the impact sense when parachuting lands is truly simulated on the one hand, and on the other hand, different landing action training can be carried out on trainees aiming at different umbrella shapes.

Wind power body feeling: vertical wind and lateral wind in the parachute descending process are simulated through the lower air supply device and the surrounding air supply device. And the generated virtual visual scene is combined to provide the skin tactile sensation of the parachutist during the air movement, and the wind direction and the wind speed are correspondingly changed along with the change of the movement direction and the movement speed.

Sound body feeling: the system provides auditory feeling of environmental sound, simulates the running noise of an airplane, the air noise of high-speed falling of a parachutist, ground environmental sound and the like, and also provides air and ground command voice and system prompt voice.

In addition, the system also comprises a training management and evaluation module which is used for making a parachuting training plan, carrying out automatic or manual evaluation according to the process of simulating parachuting, and outputting, storing or calling corresponding training data.

The automatic scoring is that the system collects real-time data and simulation data of simulation training and compares the real-time data and the simulation data with a threshold value to score. The manual scoring is a comprehensive scoring performed in combination with the observation of the instructor or the playback of the image data recorded by the training recording camera.

Specifically, the training management and evaluation module can analyze and judge the operation state of the trainee to evaluate the training effect.

The utility model discloses a parachuting simulation training ware carries out the settlement of virtual training environment parameter through training control module, generates the corresponding scene in parachuting landing field through parachuting place scene generation module, then utilizes visual display calculation module to establish virtual environment, virtual environment includes space environment, meteorological environment and other virtual parachutists, and the trainee sends control command through controlling the module, control command loads on the dynamic model of "umbrella-people" system for dynamic model produces the motion similar with the actual conditions in the virtual space who sets for.

The bracket is provided with a parachute jumping state warning lamp for indicating the working state of the parachute jumping simulation unit, for example, the parachute jumping simulation unit can be a red state lamp and a green state lamp, and the color of the parachute jumping simulation unit is controlled by a simulation parachute jumping management platform. The parachuting simulation unit lights a green light under a normal working state; and the red light is lightened under the abnormal working state.

The bracket can also be provided with a large display screen which can be arranged at the front part of the bracket and used for synchronously observing the training condition of the trained personnel, and a first person visual angle, a third person visual angle, a ground visual angle and/or a free visual angle and the like can be used for respectively or simultaneously displaying the visual angles.

A scram button is also provided on the lifting frame 3 for allowing an instructor or a protection staff to quickly pause the training process in case of an emergency during the training process.

Parachute jumping simulation management platform

The platform adopts a server/client (C/S) structure, the server is deployed in a centralized control console, and a training control module is installed at the server for controlling the initial condition setting, starting, ending, special situation joining and the like of the off-line simulation devices of 8 parachuting simulation units; monitoring the training process and the real-time state of each simulator, and displaying related training data and parameters of a specified simulation unit; providing a voice command function for each parachute jumping simulation unit; and training management and evaluation are carried out.

The client is each parachuting simulation unit, and is provided with a motion process simulation module, a parachuting field scene generation module, a visual display calculation module and a body feeling construction generation module.

The system can be developed in C + +/C # language, using an Oracle database.

1. Initial condition setting

The training device can be used for setting the types, umbrella shapes, terrains, weathers, meteorology, flying height, speed, running tracks, throwing points, throwing intervals, parachute jumping marshalling and the like for training.

2. Adding special conditions

Can preset before the parachute jumping or add the appointed special conditions in the parachute jumping process, the special conditions are 25 in total, the parachute comprises a main parachute which is not opened, a guide parachute or a sealing rope is wound around the body, a parafoil flies off the main parachute instantly when the parachute is opened, the main parachute grows to descend in a strip shape, the main parachute descends in a bulb shape, the parachute rope winds around the top of the parachute, the head of the parachute rope is not lifted by twisting, the canopy flies over three or more, the parachute rope breaks over three or more, two parachutes are inserted into each other and are not failed, one main parachute inserted into each other by two parachutes is failed, the two parachutes are inserted into each other and are alternately failed, the parachute meets ascending air flow, upper limb fracture or joint dislocation of a parachutist, lower limb fracture or joint dislocation of the parachutist, a control belt flies off one piece when the parachute is opened, a control rod is thrown into a group of parachute ropes and cannot be controlled, the control rope cannot be released, the parachute falls on water, a power line, falls on a tree, lands on the building, lands on the water when the parachute lands, the canopy covers the body when the water parachute lands, and drags after the parachute lands.

3. Training monitoring

Monitoring the training process and real-time state of each parachuting simulation unit, and displaying relevant training data and parameters of the appointed parachuting simulation unit, wherein the relevant training data and parameters comprise navigation, height, machine speed, wind speed, falling speed and the like.

4. Voice command

A microphone is arranged on the centralized control console, and command commands are issued to all parachuting trainers through a control network.

5. Training plan formulation

The training plan making function is mainly used for arranging the training sequence, grouping and the like of the personnel involved in training, and can be used for entering or reading the roster of the personnel involved in training, outputting the training content, arranging the grouping and the like.

6. Training data storage and invocation

The training data can be stored in a database or a data file, and the content of the training data comprises training time, training conditions, air movement tracks, air control records, various elements of achievement evaluation, achievement evaluation results and the like. The whole training process can be reproduced through the recorded training data.

The training data can be called independently or compared by multiple persons for multiple times, and can be called in a form of an outputable text table or a three-dimensional animation. The training records of not less than 10000 persons can be stored.

7. Scene representation

And (3) topographic exhibition: can simulate the landforms on water (sea), mountainous regions (hills), cold regions (snowfields) and the like and the live-action landing sites (the range is more than or equal to 20 square kilometers) in any global area.

And (3) environment display: including the presentation of the sky and the display of the weather. The sky shows a visual scene supporting high-altitude observation, including a distant skyline, and supports a cloud penetrating effect; the weather display can simulate four weathers of sunny days, cloudy days, light rain, night and the like.

And (3) displaying the parachuting field scene: the ground identification elements of each landing scene are complete and comprise T-shaped cloth, arrow cloth, a wind direction bag, an umbrella folding station, an ambulance station, a meteorological station, a broadcasting station, a command post and the like. The night scene identification is displayed by light, the snow scene identification is displayed by different colors in a distinguishing mode, and the water scene identification is displayed on various safeguard ships.

The training process scenario shows: comprises individual parachute, collective parachute, backup parachute without opening main parachute, double parachute, water parachute, night parachute and parafoil parachute.

8. And (3) displaying training data:

the centralized control console, the VR glasses and the virtual terminal simultaneously display relevant training data and parameters including navigation, height, machine speed, wind speed, falling speed and the like.

9. Motion process simulation

Through an aerodynamic model and an algorithm or by using empirical data, according to environmental factors such as atmosphere, terrain, landform and the like, and by combining manipulation of a parachuting trainer and other factors, the whole-process motion conditions of parachuting, free falling, parachute opening, aerial motion, aerial special conditions and landing are calculated and simulated in a three-dimensional space, and the simulated conditions (motion speed, direction, track and the like) are close to the actual parachuting conditions.

10. Parachute maneuvering control

The parachute soldier-9D type parachute harness system and the backup-6A type parachute pack model are arranged, and the control operation of the parachutist on the parachute landing simulator is achieved through the operation belt, the operation rod, the emergency hand pull ring, the parachute flying handle, the backup parachute hand pull ring and the like on the harness system.

The parachute-soldier-11 type parachute harness system is arranged, and the control operation of the parachutist on the parachute landing simulator is realized by utilizing the operating belt, the operating rod, the emergency hand pull ring, the parachute flying handle, the spare parachute hand pull ring and the like on the harness system.

And the parachute operating control module is used for measuring the operating quantity of the trainee on the parachute, transmitting the operating quantity to the simulated parachuting management platform through the serial port, and reflecting the operating quantity to the three-dimensional visual scene in real time to realize the human-in-loop interactive simulated training.

11. Body feeling building

Motion body feeling: the simulator controls the movement of the control platform, the waist pull rope, the landing simulation conveyor belt and the like, and generates stall sinking feeling at the moment of departure, dragging feeling at the moment of opening the parachute, forward descending feeling in the parachute jumping process, clockwise (anticlockwise) rotation feeling and impact feeling in the landing process by combining the generated virtual visual scene.

Wind power body feeling: the air blowing device is controlled to move, the generated virtual visual scene is combined, the skin touch feeling of the parachutist during the air movement is provided, and the wind direction and the wind speed are correspondingly changed along with the change of the movement direction and the movement speed.

Sound body feeling: the system provides auditory feeling of environmental sound, simulates the running noise of an airplane, the air noise of high-speed falling of a parachutist, ground environmental sound and the like, and also provides air and ground command voice and system prompt voice.

12. Visual display mode

The system provides three display modes of virtual reality glasses, a display and centralized monitoring. And real-time three-dimensional rendering is adopted, and real-time dynamic rendering is carried out on the whole environment of parachute jumping training and the operation of training personnel and parachutes.

The virtual reality glasses are worn on the head of the parachuting trainer and used for providing an immersive visual environment for the parachuting trainer and presenting the whole process from cabin exit to landing. The visual angle of the image is changed by using a head tracking technology, so that a trainee can observe an object image in a three-dimensional space in an all-round manner without time delay, a visual system and a motion perception system are organically combined, and the trainee can experience an immersion manner in the falling of an operation parachute.

The displayer is arranged on the outer side of the parachuting simulation unit and used for observing the training condition of a parachuting trainer synchronously from the outside, and the first person visual angle, the third person visual angle, the ground visual angle and the free visual angle can be used for displaying respectively or simultaneously.

The centralized control console controls the initial condition setting, starting, ending and special condition adding of the training of the 8 parachuting simulation units, and monitors the training process and the real-time state of each simulator. Provides the voice command function for each parachute jumping simulation unit.

Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and other modifications or equivalent replacements made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims (8)

1. A parachuting simulation trainer comprises at least one parachuting simulation unit and a simulated parachuting management platform, wherein the parachuting simulation unit comprises a lifting frame (3), the lifting frame (3) comprises a support positioned at the upper part, a base positioned at the bottom, a plurality of stand columns and a lifting mechanism, the stand columns and the lifting mechanism are installed between the support and the base, the simulated parachuting management platform is used for setting training items for the parachuting simulation unit, receiving various operation data of a simulator and controlling the parachuting simulation unit to simulate the whole parachuting process, the support is in sliding connection with the stand columns through the lifting mechanism, and the lifting frame (3) forms a support main body of the parachuting simulation unit and is provided with other components of the parachuting simulation unit; the device comprises a strap module, a control platform, an off-board platform, a waist pull rope, a control module, a helmet module, an air supply device and a landing simulation conveyor belt;

the parachute jumping simulation unit is characterized by further comprising a plurality of adjusting mechanisms (4) for adjusting the lifting frame (3) to be horizontal, the adjusting mechanisms (4) are installed at the lower end of the base, the adjusting mechanisms (4) correspond to the upright posts one by one, the parachute jumping simulation unit further comprises a linear motion mechanism (1) and a rotary motion mechanism (2), the linear motion mechanism (1) is fixedly connected with the support, and the operation control platform is rotatably connected with the linear motion mechanism (1) through the rotary motion mechanism (2).

2. An umbrella descent simulation training device as claimed in claim 1, wherein the adjusting mechanism (4) comprises an adjusting rod (41), a sleeve (42) slidably engaged with the adjusting rod (41), and a cam assembly (43) mounted in the sleeve (42), one end of the adjusting rod (41) is fixedly connected with the base, and the other end of the adjusting rod extends into the sleeve (42) and abuts against a different curved surface (431) of the cam assembly (43).

3. A simulated parachuting trainer as claimed in claim 2, wherein the cam assembly (43) comprises a cam (44) and a controller for controlling the rotation of the cam (44), the controller comprising a plurality of position switches, and different positions of the position switches correspond to different curved surfaces (431) of the cam (44) in a one-to-one correspondence.

4. The parachuting simulation trainer as claimed in claim 3, wherein the curved surface (431) of the cam (44) is provided with a similar gear (432), the height difference of adjacent similar gears (432) is equal, and one end of the adjusting rod (41) matched with the cam (44) is provided with a rack (411) matched with the similar gear (432).

5. The parachuting simulation trainer as claimed in claim 1, wherein the linear motion mechanism (1) comprises a parachute platform plate (11), a guide rail (12), a driving device (13) and a transmission device (14), the guide rail (12) is mounted on a support, the parachute platform plate (11) is slidably connected with the guide rail (12), the driving device (13) is mounted on the guide rail (12), and the driving device (13) is fixedly connected with the parachute platform plate (11) through the transmission device (14).

6. An umbrella descent simulation training device as claimed in claim 5, wherein the transmission device (14) comprises a transmission belt (141), a driving wheel (142) and a driven wheel (143), the driving wheel (142) and the driven wheel (143) are connected through the transmission belt (141), the driving wheel (142) is connected with the output end of the driving device (13), the transmission belt (141) is fixedly connected with the parachute platform flat plate (11) through a transmission belt clamping plate, and the parachute platform flat plate (11) slides along the track of the guide rail (12) along with the rotation of the transmission belt (141).

7. The parachuting simulation trainer as claimed in claim 1, wherein the rotary motion mechanism (2) comprises a rotary shaft (22) and a rotary motor (21), the rotary motor (21) is mounted on the linear motion mechanism (1), an output end of the rotary motor (21) is fixedly connected with one end of the rotary shaft (22), and the other end of the rotary shaft (22) is connected with the manipulation control platform.

8. The simulated parachuting training device as claimed in claim 1, wherein the harness module is partially connected to the operation control platform and partially inserted into the trainee; the off-board platform is arranged on the base and can perform ascending and descending motions; the waist pull rope is tied behind the waist of the trainee; the control module is used for the trainee to realize various control actions on the parachute in the parachute landing simulator; the helmet module is worn on the head of a trainee and comprises virtual reality glasses, and continuous and dynamic large-visual-angle three-dimensional parachute landing environment display is provided for the trainee; the air supply device comprises a lower air supply device and a surrounding air supply device, the lower air supply device is arranged on the base, and the surrounding air supply device is arranged on the bracket; the landing simulation conveyor belt is arranged on the base.

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