Helicopter training simulation stadium stereoscopic perception system

Abstract

The utility model provides a stereoscopic perception system for a helicopter training simulation venue. The system comprises a helicopter simulation cabin, a simulation cabin base station, a position sensor, an attitude sensor and a data acquisition device which are located on the helicopter simulation cabin, an intra-field base station and a positioning chip which are located in the simulation venue, and a service center located outside the simulation venue. The positioning chip is connected with an intra-field base station through wireless communication; the position sensor and the posture sensor are connected with the data acquisition device through cables; the data acquisition device, the in-field base station and the simulation cabin base station are all powered by a POE switch and are connected with the service center through the POE switch; and the service center displays the positions and motion postures of the positioning chip and the helicopter simulation cabin. According to the utility model, the service center is used for displaying the positions and moving postures of trainees carrying positioning chips and the helicopter simulation cabin.

Description

Technical Field

[0001] The utility model belongs to the technical field of three-dimensional perception, and particularly relates to a three-dimensional perception system for a helicopter training simulation venue. Background Technique

[0002] With the booming development of the general aviation industry, various national and local general aviation enterprises, rescue teams, medical institutions, public security flight teams, etc. have an urgent need for helicopter professional rescue venues and facilities. However, due to factors such as insufficient aircraft configuration, difficulty in simulating rescue scenarios, flight training safety, and flight training costs, for primary and intermediate helicopter rescue training participants, they cannot use actual aircraft to conduct training in a real natural environment. This requires the use of physical simulation helicopter simulation cabins and other facilities in some simulation venues to conduct simulation training for participants, etc.; but currently, there is no professional rescue venue that can simultaneously monitor facilities such as helicopter simulation cabins and participants. Content of the Utility Model

[0003] The utility model utilizes wireless positioning technology, attitude sensors, and service center monitoring to construct a three-dimensional perception system for a helicopter training simulation venue, which is used to timely perceive the abnormal situations of equipment positions and participants, etc. in the simulation venue and give timely feedback.

[0004] Based on the above purpose, the utility model provides a three-dimensional perception system for a helicopter training simulation venue, and the improvement lies in that the system includes a helicopter simulation cabin, a simulation cabin base station, a position sensor, an attitude sensor, and a data acquisition device located on the helicopter simulation cabin, an in-venue base station and a positioning chip located in the simulation venue, and a service center located outside the simulation venue;

[0005] The positioning chip is wirelessly connected to the in-venue base station;

[0006] The position sensor and the attitude sensor are connected to the data acquisition device through cables;

[0007] The data acquisition device, the in-venue base station, and the simulation cabin base station are all powered by a POE switch and are connected to the service center through the POE switch;

[0008] The positions and motion postures of the positioning chip and the helicopter simulation cabin are displayed through the service center.

[0009] Furthermore, the position sensor and the attitude sensor are installed and fastened on the cabin body of the helicopter simulation cabin by bolts and pins, and the position sensor and the attitude sensor are connected to the data acquisition device by an aviation plug cable in the RS485 or UDP mode for data modulation and transmission.

[0010] Furthermore, a plurality of in - venue base stations are longitudinally deployed in the simulation venue. The in - venue base stations are located on the columns around the simulation venue and can be arranged in two layers.

[0011] Furthermore, a total of 2N in - venue base stations are installed in the simulation venue. N in - venue base stations are longitudinally deployed on each side of the simulation venue. The in - venue base stations are deployed on the columns and arranged in two layers. The height of the N upper - layer in - venue base stations is lower than the installation position of the lower edge of the overhead crane, and the N lower - layer in - venue base stations are located at the installation position above the environmental simulation facilities.

[0012] Furthermore, the in - venue base stations are installed using brackets, and the brackets are fixed to the sides of each column using expansion bolts.

[0013] Furthermore, the positioning chip is a portable rechargeable positioning model, which is worn by the trainees to perform training actions.

[0014] Furthermore, a total of 4 simulation - cabin base stations are set on the helicopter simulation cabin. The simulation - cabin base stations are installed on the outside of a cylindrical structure rigidly connected to the helicopter simulation cabin; the 4 simulation - cabin base stations are symmetrically installed on the cylindrical structure along the diameter of the suspension plate using brackets.

[0015] Furthermore, the attitude sensor uses a nine - axis IMU attitude sensor, which can measure the yaw rotation angle, acceleration, and angular velocity of the measured object.

[0016] Furthermore, the power - supply cable of the POE switch uses an outdoor - type cable. An independent distribution box is installed in the simulation venue, and the POE switch is built into the distribution box.

[0017] Furthermore, the service center includes a display module, which can access the position information and motion postures of the trainees and the helicopter training simulation cabin in the coverage area of the simulation venue in real - time and mark them on the display module.

[0018] Advantageous Effects:

[0019] The utility model receives the positioning signals sent by the positioning chips of the trainees in motion or at rest in the simulation venue, and transmits them to the service center through the in - venue base stations; an attitude sensor is installed above the helicopter simulation cabin to obtain the information of the three axes (X, Y, and Z axes) of the spatial position coordinates, and provide the motion posture (yaw angle, pitch angle, roll angle) of the helicopter simulation cabin to be transmitted to the service center. The positions and motion postures of the trainees carrying the positioning chips and the helicopter simulation cabin are displayed through the service center.

[0020] It should be understood that the above general description and the following specific embodiments are only exemplary and explanatory, and they cannot limit the scope claimed by this application. Description of the Drawings

[0021] Figure 1 Schematic diagram of a three-dimensional perception system for a helicopter training simulation venue according to the present utility model;

[0022] It should be understood that the drawings need not be drawn to scale and present a somewhat simplified representation of the various features illustrating the basic principles of the present disclosure. Specific design features of the present utility model as disclosed herein, including, for example, specific dimensions, orientations, positions, and shapes, will be determined in part by the particular intended application and use environment.

[0023] In the figures, throughout several views of the drawings, the reference numerals refer to the same or equivalent parts of the present utility model. Detailed implementation manners

[0024] Reference will now be made in detail to various embodiments of the present utility model, the examples of which are illustrated in the drawings and described below. Although the present utility model will be described in conjunction with the exemplary embodiments of the present utility model, it should be understood that this specification is not intended to limit the present utility model to those exemplary embodiments. On the other hand, the present utility model is intended to cover not only the exemplary embodiments of the present utility model, but also various alternatives, modifications, equivalents, and other embodiments, which may be included within the spirit and scope of the present utility model as defined by the appended claims.

[0025] Hereinafter, exemplary embodiments of the present utility model will be described in detail with reference to the drawings. The specific structures and functions described in the exemplary embodiments of the present utility model are for illustrative purposes only. Embodiments according to the concept of the present utility model can be implemented in various forms, and it should be understood that they should not be construed as being limited by the exemplary embodiments described in the exemplary embodiments, but include all modifications, equivalents, or alternatives included within the spirit and scope of the present utility model.

[0026] Throughout the specification, the technical terms used herein are only for describing various exemplary embodiments and are not intended to be limiting. It will be further understood that terms such as "comprising", "including", "having", etc., when used in the exemplary embodiments, specifically refer to the presence of the stated components, steps, operations, or elements, but do not exclude the presence or addition of one or more other components, steps, operations, or elements.

[0027] This utility model receives the positioning signals sent by the positioning chips of the training participants in the simulated venue who are in a moving or stationary state, and transmits them to the service center through the in-venue base stations; an attitude sensor is installed above the helicopter simulation cabin to obtain the information of the three axes (X, Y, and Z axes) of the spatial position coordinates, and provides the motion attitude (yaw angle, pitch angle, roll angle) of the helicopter simulation cabin to be transmitted to the service center, and the positions and motion attitudes of the training participants carrying the positioning chips and the helicopter simulation cabin are displayed through the service center.

[0028] As Figure 1 shown, this utility model provides a three-dimensional perception system for a helicopter training simulation venue. The system includes a helicopter simulation cabin, a simulation cabin base station, a position sensor, an attitude sensor, and a data acquisition device located on the helicopter simulation cabin, an in-venue base station and a positioning chip located in the simulation venue, and a service center located outside the simulation venue;

[0029] The positioning chip is wirelessly connected to the in-venue base station;

[0030] The position sensor and the attitude sensor are connected to the data acquisition device through cables;

[0031] The data acquisition device, the in-venue base station, and the simulation cabin base station are all powered by a POE switch and connected to the service center through the POE switch; the service center provides basic data services for the helicopter simulation cabin and the training participants.

[0032] The positions and motion attitudes of the positioning chip and the helicopter simulation cabin are displayed through the service center.

[0033] In the above technical solution, the position sensor and the attitude sensor are installed and fastened on the cabin body of the helicopter simulation cabin by bolts and pins. The position sensor and the attitude sensor are connected to the data acquisition device by means of an aviation plug cable in the RS485 or UDP mode for data modulation and transmission. The position sensor and the attitude sensor continuously obtain the positions on the three axes (X, Y, and Z axes) of the cabin body of the helicopter simulation cabin and the rotational changes (rolling, yawing, and pitching, etc.) on the three axes (X, Y, and Z axes), so as to monitor the motion attitude of the helicopter training simulation cabin.

[0034] In the above technical solution, a plurality of in-venue base stations are longitudinally deployed in the simulation venue. The in-venue base stations are located on the columns around the simulation venue, and the in-venue base stations can be arranged in two layers.

[0035] In the above technical solution, a total of 2N in-venue base stations are installed in the simulation venue. N in-venue base stations are longitudinally deployed on each side of the simulation venue. The in-venue base stations are deployed on the columns and arranged in two layers. The upper N in-venue base stations are lower than the lower edge of the overhead crane, and the lower N in-venue base stations are located above the environmental simulation facilities.

[0036] In the above technical solution, the number of in-venue base stations of the present utility model is set according to the pattern and scale of the simulated venue. A total of 2N in-venue base stations are installed in this simulated venue. N in-venue base stations are deployed longitudinally in the simulated venue. The in-venue base stations are evenly deployed on the inner facade of the venue at the same interval. The in-venue base stations are arranged in two layers. The height of the N in-venue base stations in the upper layer is lower than the lower edge of the overhead crane and cannot be blocked by the overhead crane. The N in-venue base stations in the lower layer are located above the environmental simulation facilities.

[0037] In the above technical solution, the in-venue base stations are installed using brackets, and the brackets are fixed to the sides of each column using expansion bolts.

[0038] In the above technical solution, the positioning chip is a portable rechargeable positioning model, which is worn by the trainees to perform training actions; the positioning chip is a UWB high-precision positioning chip, which uses ultra-wideband technology for positioning and can achieve centimeter-level accuracy in ranging, and can provide extremely high time resolution and distance resolution, so as to realize high-precision positioning of the trainees' positions.

[0039] In the above technical solution, a total of 4 simulated cabin base stations are provided on the helicopter simulation cabin. The simulated cabin base stations are installed on the outside of a cylindrical structure rigidly connected to the helicopter simulation cabin; the 4 simulated cabin base stations are symmetrically installed on the cylindrical structure along the diameter of the suspension plate using brackets and are distributed in a cross shape on the projection plane.

[0040] In the above technical solution, the attitude sensor uses a nine-axis IMU attitude sensor, which can measure the deflection angle, acceleration and angular velocity of the measured object, etc.; the nine-axis IMU attitude sensor is small in size, low in power consumption, reliable in structure, and has excellent deviation stability.

[0041] In the above technical solution, the power supply cable of the POE switch uses an outdoor cable. An independent distribution box is installed in the simulated venue, and a POE switch is built in the distribution box.

[0042] Among them, the power supply cable of the POE switch selects an outdoor cable, and the power supply takes power following the principle of proximity. Power is taken from near the cable tray nearby, and 220V alternating current is routed to converge to the computer room and connected to the service center in the computer room;

[0043] A POE switch is built in the distribution box. The POE switch takes 220V alternating current from the cable tray nearby for power supply to the N in-venue base stations in the north longitudinally of the simulated venue, and is routed to converge to the computer room using shielded network cables through the cable tray; the N in-venue base stations in the south longitudinally of the simulated venue are converged to the POE switch in the computer room through shielded network cables embedded in the wall columns.

[0044] The service center includes a display module, which can access in real time the latest position information and motion postures of the trainees within the wireless positioning network coverage area of the simulated venue and the helicopter training simulation cabin, and mark them on the display module; the display module can display a planar view and positioning icons, and display the real-time positions and motion postures of the in-field trainees (wearing positioning chips) and the helicopter training simulation cabin; at the same time, it can implement the map scene switching function and can switch to other maps.

[0045] The foregoing description of specific exemplary embodiments of the present invention has been presented for purposes of illustration and description. It is not intended to be exhaustive or to limit the invention to the precise forms disclosed, and obviously, many modifications and variations are possible in light of the above teachings. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and their practical application so as to enable others skilled in the art to make and utilize various exemplary embodiments of the invention, as well as various alternatives and modifications thereof. The intention is that the scope of the invention will be defined by the claims appended hereto and their equivalents.

[0046] It can be understood that the above embodiments are merely exemplary embodiments adopted for explaining the principles of the present invention, but the present invention is not limited thereto. For those of ordinary skill in the art, various modifications and improvements can be made without departing from the spirit and essence of the present invention, and these modifications and improvements are also regarded as the protection scope of the present invention.

Claims

1. A helicopter training simulation venue stereoscopic perception system, characterized in that: The system includes a helicopter simulation cabin, a simulation cabin base station, a position sensor, a posture sensor and a data acquisition device located on the helicopter simulation cabin, an on-site base station and a positioning chip located in the simulation venue, and a service center located outside the simulation venue; The positioning chip is connected to the base station in the field through wireless communication; The position sensor and the attitude sensor are connected to the data acquisition device via cables; The data acquisition device, the on-site base station and the simulation cabin base station are all powered by a POE switch and connected to the service center via the POE switch; The position and movement posture of the positioning chip and helicopter simulation cabin are displayed through the service center.

2. A helicopter training simulation venue stereoscopic perception system according to claim 1, characterized in that: The position sensor and attitude sensor are fastened to the helicopter simulation cabin body by bolts and pins. The position sensor and attitude sensor are connected to the data acquisition device by RS485 or UDP aviation plug-in cables for data modulation and transmission.

3. The helicopter training simulation venue stereoscopic perception system according to claim 1 is characterized in that: The simulation venue deploys a plurality of in-venue base stations vertically. The in-venue base stations are located on pillars around the simulation venue. The in-venue base stations can be arranged in two layers.

4. A helicopter training simulation venue stereoscopic perception system according to claim 3, characterized in that: A total of 2N on-site base stations are installed in the simulation venue, with N on-site base stations deployed vertically in the simulation venue. The on-site base stations are deployed on pillars and arranged in two layers. The height of the upper N on-site base stations is lower than the installation position of the lower edge of the overhead crane, and the lower N on-site base stations are located at the installation position above the environmental simulation facilities.

5. A helicopter training simulation venue stereoscopic perception system according to claim 4, characterized in that: The in-field base station is installed by using a bracket, and the bracket is fixed to the side of each column by using expansion bolts.

6. The helicopter training simulation venue stereoscopic perception system according to claim 1 is characterized in that: The positioning chip is a portable, rechargeable positioning model, which is worn by trainees to perform training actions.

7. The helicopter training simulation venue stereoscopic perception system according to claim 1 is characterized in that: A total of four simulation cabin base stations are arranged on the helicopter simulation cabin, and the simulation cabin base stations are installed on the outside of a cylindrical structure rigidly connected to the helicopter simulation cabin; the four simulation cabin base stations are symmetrically installed on the cylindrical structure along the diameter of the hanging plate using brackets.

8. The helicopter training simulation venue stereoscopic perception system according to claim 1 is characterized in that: The attitude sensor adopts a nine-axis IMU attitude sensor, which can measure the deflection angle, acceleration and angular velocity of the object being measured.

9. The helicopter training simulation venue stereoscopic perception system according to claim 1, characterized in that: The POE switch power supply cable adopts an outdoor cable, and the simulation venue is installed with an independent distribution box, and the distribution box has a built-in POE switch.

10. The helicopter training simulation venue stereoscopic perception system according to claim 1, characterized in that: The service center includes a display module, which receives real-time location information and movement postures of trainees and helicopter training simulation cabins in the coverage area of ​​the simulation venue, and marks them on the display module.

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