Pose adjusting device and method for wading emergency simulation human

Abstract

The invention relates to the field of medical teaching, in particular to a position and posture adjusting device and method for a wading emergency simulation person. Comprising a pneumatic part; the pneumatic part comprises a high-pressure air tank, an air pump, an air bag module, a first electromagnetic valve module and a second electromagnetic valve module; a pose sensor; a control unit; the control unit comprises a remote controller and a remote sensing unit which is arranged on the abdomen of the dummy and is wirelessly connected with the remote controller; the remote controller transmits a signal to the remote sensing unit through sound or keys; the remote sensing unit is electrically connected with the pose sensor, the air pump, the first electromagnetic valve module and the second electromagnetic valve module; and a built-in power supply. In the training process of the wading rescue personnel, the posture of the simulation person in water is adjusted through the posture adjusting device, different water falling postures are simulated, and a more real simulation scene is provided for training of various posture rescue modes and methods.

Description

Technical Field

[0001] The present application relates to the field of medical teaching, and in particular to a posture adjustment device and method for a wading first aid simulator. Background Art

[0002] At present, drowning deaths occur frequently. In the field of medical teaching, existing manikin can realize the state of floating in water, but the specific posture of the manikin cannot be controlled. In first aid training, a single model can only have a single posture. When it is necessary to simulate the rescue process of multiple scenes, multiple models with different postures are required, which increases the training cost. At the same time, the existing manikin has a fixed posture in the water, cannot maintain a standing position, and cannot raise the upper limbs to reflect the posture of calling for help. Summary of the invention

[0003] In view of the problems in the prior art, the present application provides a posture adjustment device for a wading first aid simulator, comprising: Pneumatic Department; Preferably, the pneumatic part comprises: a high-pressure gas tank, an air pump, an airbag module, a first solenoid valve module and a second solenoid valve module; Preferably, the airbag module includes: a head airbag arranged in the head of the simulated person; a chest airbag arranged near the front chest wall of the simulated person; a back airbag arranged near the back of the simulated person and at the same normal line as the chest airbag; elbow airbags symmetrically arranged at the elbows of the simulated person's arms; thigh airbags symmetrically arranged near the hips of the simulated person; calf airbags symmetrically arranged near the knees of the simulated person's legs; and foot airbags symmetrically arranged at the feet of the simulated person; Further, preferably, the head airbag, chest airbag, back airbag, elbow airbag, thigh airbag, calf airbag and foot airbag are connected to the air circuit of the high-pressure gas tank through a first solenoid valve module; the head airbag, chest airbag, back airbag, elbow airbag, thigh airbag, calf airbag and foot airbag are connected to the air circuit of the air pump through a second solenoid valve module, and the air pump is connected to the air circuit of the high-pressure gas tank; Further, preferably, the first solenoid valve module includes: a first head airbag solenoid valve; a first chest airbag solenoid valve; a first elbow airbag solenoid valve; a first thigh airbag solenoid valve; a first calf airbag solenoid valve; a first foot airbag solenoid valve; and a first back airbag solenoid valve. Further, preferably, the second solenoid valve module includes: a second head airbag solenoid valve; a second chest airbag solenoid valve; a second elbow airbag solenoid valve; a second thigh airbag solenoid valve; a second calf airbag solenoid valve; a second foot airbag solenoid valve; a second back airbag solenoid valve; Further, preferably, the head airbag, chest airbag, back airbag, elbow airbag, thigh airbag, calf airbag and foot airbag have the same air capacity; or, the head airbag, chest airbag, back airbag, elbow airbag, thigh airbag, calf airbag and foot airbag have different air capacity.

[0004] Posture sensor; Preferably, the posture sensor is a gyroscope sensor or an inertial measurement unit or a visual sensor or a laser radar; Preferably, the posture sensor is arranged in the chest or abdominal cavity of the simulated human; Preferably, the high-pressure gas tank is arranged on the abdomen of the simulated person close to the posture sensor.

[0005] Control unit; Preferably, the control unit comprises: a remote controller and a remote sensing unit disposed on the abdomen of the simulated person and wirelessly connected to the remote controller; the remote controller transmits signals to the remote sensing unit through sound or keystrokes; the remote sensing unit is electrically connected to the posture sensor, the air pump, the first solenoid valve module, and the second solenoid valve module; Further, preferably, the remote controller is provided with a posture button for sending a posture adjustment signal to the remote sensing unit; Further, preferably, the posture button includes: standing position, inverted position, supine position, and prone position; Further, preferably, the posture adjustment can be performed by voice control; Furthermore, preferably, the remote controller is provided with a touch screen to display the posture buttons and the real-time posture of the simulated person falling into the water.

[0006] Furthermore, preferably, a built-in power supply is also provided.

[0007] The present application also provides a posture adjustment method for a wading first aid simulator, which is implemented based on the posture adjustment device for a wading first aid simulator, and includes the following steps: S1. A manikin is provided, wherein the head airbag, chest airbag, back airbag, elbow airbag, thigh airbag, calf airbag and foot airbag are fixed and exposed in the water; the airbag cavity can accommodate the maximum inflated volume of the airbag module; Preferably, the manikin is designed according to the real body weight ratio, and the center of gravity of the human body is consistent with that of the real human body, and is set at a position of 55%-57% of the human body height; the arms, shoulders and legs of the manikin are movable; The components of a posture adjustment device for a wading first aid manikin except an airbag module are sealed into the manikin; the airbag module is in a natural state; the high-pressure gas tank is filled with high-pressure gas, and the gas pressure in the high-pressure gas tank is kept greater than the gas pressure in the airbag module during operation; S2. The posture sensor detects the initial posture of the simulated person after falling into the water, and transmits the posture signal to the remote sensing unit; S3. After the simulated person falls into the water, the initial position is in the supine or prone position, and the position adjustment includes the following steps: S3.1. The supine position is adjusted to the standing position, comprising the following steps: S3.1.1. Select the standing position on the remote control, and the signal is transmitted to the remote sensing unit to open the first head airbag solenoid valve, the first chest airbag solenoid valve, and the first back airbag solenoid valve, and the gas in the high-pressure gas tank is filled into the head airbag, chest airbag, and back airbag; at the same time, the second thigh airbag solenoid valve, the second calf airbag solenoid valve, and the second foot airbag solenoid valve are opened, and the air pump is started to pump the gas in the thigh airbag, calf airbag, and foot airbag into the high-pressure gas tank; S3.1.2. After the posture sensor detects the simulated standing posture in real time, the air pump and the first head airbag solenoid valve, the first chest airbag solenoid valve, the first back airbag solenoid valve, the second thigh airbag solenoid valve, the second calf airbag solenoid valve, and the second foot airbag solenoid valve are turned off; Also includes: S3.1.3. Open the first elbow airbag solenoid valve, and fill the elbow airbag with gas in the high-pressure gas tank to stabilize the standing posture; after the standing posture is stabilized, close the first elbow airbag solenoid valve; S3.2. The prone position is adjusted to the standing position, comprising the following steps: S3.2.1. Select the standing position on the remote control, and the signal is transmitted to the remote sensing unit to open the first head airbag solenoid valve, the first chest airbag solenoid valve, and the first back airbag solenoid valve, and the gas in the high-pressure gas tank is filled into the head airbag, chest airbag, and back airbag; at the same time, the second elbow airbag solenoid valve, the second thigh airbag solenoid valve, the second calf airbag solenoid valve, and the second foot airbag solenoid valve are opened, and the air pump is started to pump the gas in the elbow airbag, thigh airbag, calf airbag, and foot airbag into the high-pressure gas tank; S3.2.2. After the posture sensor detects in real time that the simulated person is in a standing position, the first back airbag solenoid valve is closed and the second back airbag solenoid valve is opened to reduce the volume of the back airbag; after the posture sensor detects that the simulated person exceeds the standing position by 30 degrees, the air pump and the first head airbag solenoid valve, the first chest airbag solenoid valve, the second elbow airbag solenoid valve, the second thigh airbag solenoid valve, the second calf airbag solenoid valve, the second foot airbag solenoid valve, and the first back airbag solenoid valve are closed; S3.2.3. Execute step S3.1; S3.3. The posture is adjusted to an inverted posture, comprising the following steps: S3.3.1. Select the inverted position on the remote control, and the signal is transmitted to the remote sensing unit, and the first thigh airbag solenoid valve, the first calf airbag solenoid valve, and the first foot airbag solenoid valve are opened, and the gas in the high-pressure gas tank is filled into the thigh airbag, the calf airbag, and the foot airbag; at the same time, the second head airbag solenoid valve, the second chest airbag solenoid valve, and the second back airbag solenoid valve are opened, and the air pump is started to pump the gas in the head airbag, the chest airbag, and the back airbag into the high-pressure gas tank; S3.3.2. After the posture sensor detects the simulated inverted posture in real time, the air pump, the first thigh airbag solenoid valve, the first calf airbag solenoid valve, the first foot airbag solenoid valve, the second head airbag solenoid valve, the second chest airbag solenoid valve, and the second back airbag solenoid valve are turned off; S3.4. The conversion between the supine position and the prone position comprises the following steps: S3.4.1. If the initial position is supine, adjusting from the supine position to the prone position includes the following steps: S3.4.1.1. Select the prone position on the remote control, and the signal is transmitted to the remote sensing unit. After executing step S3.1, the first back airbag solenoid valve is opened again to increase the volume of the back airbag; at the same time, the air pump is started, and the second chest airbag solenoid valve is opened to reduce the volume of the chest airbag; S3.4.1.2. After the posture sensor detects in real time that the tilt angle of the simulated person's posture is greater than 30 degrees, the second head airbag solenoid valve opens to reduce the volume of the head airbag; then, the first thigh airbag solenoid valve, the first calf airbag solenoid valve, and the first foot airbag solenoid valve are opened, and the high-pressure gas tank increases the volume of the thigh airbag, calf airbag, and foot airbag; S3.4.1.3. When the posture sensor detects in real time that the simulated person's posture is in a prone position, the air pump and the second head airbag solenoid valve, the second chest airbag solenoid valve, the first thigh airbag solenoid valve, the first calf airbag solenoid valve, the first foot airbag solenoid valve, and the first back airbag solenoid valve are closed; S3.4.2. If the initial position is prone, adjusting the position from prone to supine includes the following steps: S3.4.2.1. Select the supine position on the remote control, and the signal is transmitted to the remote sensing unit. After executing step S3.2, the first chest airbag solenoid valve is opened again to increase the volume of the chest airbag; at the same time, the air pump is started, and the second back airbag solenoid valve is opened to reduce the volume of the back airbag; S3.4.2.2. The posture sensor detects the change of the simulated person's posture in real time. After the posture sensor detects the simulated person's posture tilt angle in real time to be greater than 30 degrees, the second head airbag solenoid valve opens to reduce the volume of the head airbag; then, the first thigh airbag solenoid valve, the first calf airbag solenoid valve, and the first foot airbag solenoid valve are opened, and the high-pressure gas tank increases the volume of the thigh airbag, calf airbag, and foot airbag; S3.4.2.3. When the posture sensor detects in real time that the simulated person's posture is in a supine position, the air pump and the first chest airbag solenoid valve, the first thigh airbag solenoid valve, the first calf airbag solenoid valve, the first foot airbag solenoid valve, the second head airbag solenoid valve, and the second back airbag solenoid valve are closed; It also includes: S4. When the posture sensor detects in real time that the posture angle of the simulated person is oscillating, the posture adjustment process is abandoned; after the oscillation disappears, steps S2 to S3 are re-executed; or, the last posture adjustment process continues to be executed.

[0008] Beneficial effect: During the training of wading rescue personnel, the posture of the simulated person in the water is adjusted through the posture adjustment device to simulate different postures of falling into the water, providing a more realistic simulation scene for the training of rescue methods in various postures, thereby reducing the training cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] Figure 1 It is a structural schematic diagram of a simulated human posture adjustment device; Figure 2 is a schematic side cross-sectional view of a supine position of a simulated human posture adjustment device; Figure 3 is a schematic side cross-sectional view of a posture adjustment device for a simulated person in a prone position; Figure 4 It is a schematic diagram of the simulated person's standing posture; In the figure: 10. head airbag; 10a. first head airbag solenoid valve; 10b. second head airbag solenoid valve; 11. chest airbag; 11a. first chest airbag solenoid valve; 11b. second chest airbag solenoid valve; 12. elbow airbag; 12a. first elbow airbag solenoid valve; 12b. second elbow airbag solenoid valve; 13. thigh airbag; 13a. first thigh airbag solenoid valve; 13b. second thigh airbag solenoid valve; 14. calf airbag; 14a. first calf airbag solenoid valve; 14b. second calf airbag solenoid valve; 15. foot airbag; 15a. first foot airbag solenoid valve; 15b. second foot airbag solenoid valve; 16. back airbag; 16a. first back airbag solenoid valve; 16b. second back airbag solenoid valve; 17. gyroscope sensor; 18. air pump; 19. remote sensing unit; 20. high-pressure gas tank. DETAILED DESCRIPTION

[0010] The technical solution of the present application will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present application.

[0011] The terms used in the implementation section of this application are only used to explain the specific embodiments of this application and are not intended to limit this application.

[0012] In the description of this application, the terms “first” and “second” are used for descriptive purposes only and should not be understood as indicating or implying relative importance.

[0013] In the description of the present application, it should be noted that the orientation or positional relationship indicated by the term "on" or the like is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present application.

[0014] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "disposed" and "provided with" should be understood in a broad sense. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0015] like Figures 1 to 4 : This embodiment provides a posture adjustment device for a wading first aid manikin, comprising: Pneumatic Department; Preferably, the pneumatic part comprises: a high-pressure gas tank 20, an air pump 18, an airbag module, a first solenoid valve module and a second solenoid valve module; Preferably, the airbag module includes: a head airbag 10 arranged in the head of the simulated person; a chest airbag 11 arranged near the front chest wall of the simulated person; a back airbag 16 arranged near the back of the simulated person and at the same normal line as the chest airbag 11; elbow airbags 12 symmetrically arranged at the elbows of the simulated person's arms; thigh airbags 13 symmetrically arranged near the hips of the simulated person; calf airbags 14 symmetrically arranged near the knees of the simulated person's legs; and foot airbags 15 symmetrically arranged at the feet of the simulated person. Further, preferably, the head airbag 10, chest airbag 11, back airbag 16, elbow airbag 12, thigh airbag 13, calf airbag 14, foot airbag 15 are connected to the high-pressure gas tank 20 through a first solenoid valve module; the head airbag 10, chest airbag 11, back airbag 16, elbow airbag 12, thigh airbag 13, calf airbag 14, foot airbag 15 are connected to the air pump 18 through a second solenoid valve module, and the air pump 18 is connected to the high-pressure gas tank 20 through a gas circuit; The first solenoid valve module includes: a first head airbag solenoid valve 10a; a first chest airbag solenoid valve 11a; a first elbow airbag solenoid valve 12a; a first thigh airbag solenoid valve 13a; a first calf airbag solenoid valve 14a; a first foot airbag solenoid valve 15a; and a first back airbag solenoid valve 16a. The second solenoid valve module includes: a second head airbag solenoid valve 10b; a second chest airbag solenoid valve 11b; a second elbow airbag solenoid valve 12b; a second thigh airbag solenoid valve 13b; a second calf airbag solenoid valve 14b; a second foot airbag solenoid valve 15b; and a second back airbag solenoid valve 16b. In this embodiment, the head airbag 10, chest airbag 11, back airbag 16, elbow airbag 12, thigh airbag 13, calf airbag 14, and foot airbag 15 have the same air capacity. In some other embodiments, the air capacity of the head airbag 10 , the chest airbag 11 , the back airbag 16 , the elbow airbag 12 , the thigh airbag 13 , the calf airbag 14 , and the foot airbag 15 are different.

[0016] Posture sensor; Preferably, in this embodiment, the posture sensor is a gyroscope sensor 17; in some other embodiments, the posture sensor is an inertial measurement unit (IMU) or a visual sensor or a laser radar (LiDAR); Preferably, the posture sensor is arranged in the chest or abdominal cavity of the simulated human; Preferably, the high-pressure gas tank 20 is arranged on the abdomen of the simulated person close to the posture sensor.

[0017] Control unit; Preferably, the control unit comprises: a remote controller (not shown in the figure) and a remote sensing unit 19 disposed on the abdomen of the simulated person and wirelessly connected to the remote controller; the remote controller transmits signals to the remote sensing unit 19 through sound or keystrokes; the remote sensing unit 19 is electrically connected to the posture sensor, the air pump 18, the first solenoid valve module, and the second solenoid valve module; Further, preferably, the remote controller is provided with a posture button for sending a posture adjustment signal to the remote sensing unit 19; Further, preferably, the posture button includes: standing position, inverted position, supine position, and prone position; In some other embodiments, the posture adjustment can be performed by voice control; in some other embodiments, the remote controller is provided with a touch screen to display posture buttons and the real-time posture of the falling-into-water simulator.

[0018] Preferably, a built-in power supply (not shown in the figure) is also provided to provide power for the air pump 18, the remote sensing unit 19, the first solenoid valve module and the second solenoid valve module; the built-in power supply is replaceable and rechargeable.

[0019] This embodiment further provides a posture adjustment method for a wading first aid manikin, which is implemented based on the posture adjustment device for a wading first aid manikin, and includes the following steps: S1. A manikin is provided, wherein the head airbag 10, the chest airbag 11, the back airbag 16, the elbow airbag 12, the thigh airbag 13, the calf airbag 14, and the foot airbag 15 are fixed and exposed in the water; the airbag cavity can accommodate the maximum inflated volume of the airbag module; Preferably, in this embodiment, the simulator is designed according to the real body weight ratio, the center of gravity of the human body is consistent with that of the real human body, and is set at 55%-57% of the human body height; in this embodiment, it is specifically set at 56% of the human body height; the arms, shoulders, and leg joints of the simulator are movable.

[0020] The components of a posture adjustment device for a wading first aid manikin except for an airbag module are sealed into the manikin; the airbag module is in a natural state; the high-pressure gas tank 20 is filled with high-pressure gas, and the gas pressure in the high-pressure gas tank 20 is kept greater than the gas pressure in the airbag module during operation; S2. The posture sensor detects the initial posture of the simulated person after falling into the water, and transmits the posture signal to the remote sensing unit 19; In some other embodiments, the remote sensing unit 19 transmits and displays on the remote controller; S3. After the simulated person falls into the water, the initial position is in the supine or prone position, and the position adjustment includes the following steps: S3.1. The supine position is adjusted to the standing position, comprising the following steps: S3.1.1. Select the standing position on the remote control, and the signal is transmitted to the remote sensing unit 19, and the first head airbag solenoid valve 10a, the first chest airbag solenoid valve 11a, and the first back airbag solenoid valve 16a are opened, and the gas in the high-pressure gas tank 20 is filled into the head airbag 10, the chest airbag 11, and the back airbag 16; at the same time, the second thigh airbag solenoid valve 13b, the second calf airbag solenoid valve 14b, and the second foot airbag solenoid valve 15b are opened, and the air pump 18 is started to pump the gas in the thigh airbag 13, the calf airbag 14, and the foot airbag 15 into the high-pressure gas tank 20; S3.1.2. After the posture sensor detects the simulated standing posture in real time, the air pump 18 and the first head airbag solenoid valve 10a, the first chest airbag solenoid valve 11a, the first back airbag solenoid valve 16a, the second thigh airbag solenoid valve 13b, the second calf airbag solenoid valve 14b, and the second foot airbag solenoid valve 15b are closed; Also includes: S3.1.3. Open the first elbow airbag solenoid valve 12a, the gas in the high-pressure gas tank 20 is filled into the elbow airbag 12 to stabilize the standing posture; after the standing posture is stabilized, close the first elbow airbag solenoid valve 12a; S3.2. The prone position is adjusted to the standing position, comprising the following steps: S3.2.1. Select the standing position on the remote control, and the signal is transmitted to the remote sensing unit 19, and the first head airbag solenoid valve 10a, the first chest airbag solenoid valve 11a, and the first back airbag solenoid valve 16a are opened, and the gas in the high-pressure gas tank 20 is filled into the head airbag 10, the chest airbag 11, and the back airbag 16; at the same time, the second elbow airbag solenoid valve 12b, the second thigh airbag solenoid valve 13b, the second calf airbag solenoid valve 14b, and the second foot airbag solenoid valve 15b are opened, and the air pump 18 is started to pump the gas in the elbow airbag 12, the thigh airbag 13, the calf airbag 14, and the foot airbag 15 into the high-pressure gas tank 20; S3.2.2. After the posture sensor detects in real time that the simulated person is in a standing position, the first back airbag solenoid valve 16a is closed and the second back airbag solenoid valve 16b is opened to reduce the volume of the back airbag 16; after the posture sensor detects that the simulated person exceeds the standing position by 30 degrees, the air pump 18 and the first head airbag solenoid valve 10a, the first chest airbag solenoid valve 11a, the second elbow airbag solenoid valve 12b, the second thigh airbag solenoid valve 13b, the second calf airbag solenoid valve 14b, the second foot airbag solenoid valve 15b, and the first back airbag solenoid valve 16b are closed; S3.2.3. Execute step S3.1.

[0021] S3.3. The posture is adjusted to an inverted posture, comprising the following steps: S3.3.1. Select the inverted position on the remote control, and the signal is transmitted to the remote sensing unit 19, and the first thigh airbag solenoid valve 13a, the first calf airbag solenoid valve 14a, and the first foot airbag solenoid valve 15a are opened, and the gas in the high-pressure gas tank 20 is filled into the thigh airbag 13, the calf airbag 14, and the foot airbag 15; at the same time, the second head airbag solenoid valve 10b, the second chest airbag solenoid valve 11b, and the second back airbag solenoid valve 16b are opened, and the air pump 18 is started to pump the gas in the head airbag 10, the chest airbag 11, and the back airbag 16 into the high-pressure gas tank 20; S3.3.2. After the posture sensor detects the simulated inverted posture in real time, the air pump 18, the first thigh airbag solenoid valve 13a, the first calf airbag solenoid valve 14a, the first foot airbag solenoid valve 15a, the second head airbag solenoid valve 10b, the second chest airbag solenoid valve 11b, and the second back airbag solenoid valve 16b are closed; S3.4. The conversion between the supine position and the prone position comprises the following steps: S3.4.1. If the initial position is supine, adjusting from the supine position to the prone position includes the following steps: S3.4.1.1. Select the prone position on the remote control, and the signal is transmitted to the remote sensing unit 19. After executing step S3.1, the first back airbag solenoid valve 16a is opened again to increase the volume of the back airbag 16; at the same time, the air pump 18 is started, and the second chest airbag solenoid valve 11b is opened to reduce the volume of the chest airbag 11; S3.4.1.2. After the posture sensor detects in real time that the tilt angle of the simulated person's posture is greater than 30 degrees, the second head airbag solenoid valve 10b opens to reduce the volume of the head airbag 10; then, the first thigh airbag solenoid valve 13a, the first calf airbag solenoid valve 14a, and the first foot airbag solenoid valve 15a are opened, and the high-pressure gas tank 20 increases the volume of the thigh airbag 13, the calf airbag 14, and the foot airbag 15; S3.4.1.3. When the posture sensor detects in real time that the simulated person's posture is in a prone position, the air pump 18 and the second head airbag solenoid valve 10b, the second chest airbag solenoid valve 11b, the first thigh airbag solenoid valve 13a, the first calf airbag solenoid valve 14a, the first foot airbag solenoid valve 15a, and the first back airbag solenoid valve 16a are closed; S3.4.2. If the initial position is prone, adjusting the position from prone to supine includes the following steps: S3.4.2.1. Select the supine position on the remote control, and the signal is transmitted to the remote sensing unit 19. After executing step S3.1, the first chest airbag solenoid valve 11a is opened again to increase the volume of the chest airbag 11; at the same time, the air pump 18 is started, and the second back airbag solenoid valve 16b is opened to reduce the volume of the back airbag 16; S3.4.2.2. The posture sensor detects the change of the simulated person's posture in real time. After the posture sensor detects the simulated person's posture inclination angle in real time is greater than 30 degrees, the second head airbag solenoid valve 10b is opened to reduce the volume of the head airbag 10; then, the first thigh airbag solenoid valve 13a, the first calf airbag solenoid valve 14a, and the first foot airbag solenoid valve 15a are opened, and the high-pressure gas tank 20 increases the volume of the thigh airbag 13, the calf airbag 14, and the foot airbag 15; S3.4.2.3. When the posture sensor detects in real time that the simulated person's posture is supine, the air pump 18 and the first chest airbag solenoid valve 11a, the first thigh airbag solenoid valve 13a, the first calf airbag solenoid valve 14a, the first foot airbag solenoid valve 15a, the second head airbag solenoid valve 10b, and the second back airbag solenoid valve 16b are closed; It also includes: S4. When the posture sensor detects the oscillation change of the simulated person's posture angle in real time, the posture adjustment process is abandoned; after the oscillation change disappears, steps S2 to S3 are re-executed, or the last posture adjustment process continues to be executed.

[0022] In this embodiment, the elbow airbag 12 is provided to make the simulated person more stable when in a standing position.

[0023] In some other embodiments, the posture adjustment device for a wading first aid simulator further includes: an underwater camera (not shown in the figure), which is arranged on the simulator and / or in the water, and is used to record the first aid training process scene; further, preferably, it also includes: a drone (not shown in the figure), which is used to record the surface first aid training process scene and assist in recovering the simulator; when in use, when the training is completed, or the simulator floats away from the controller, the drone extends a lasso (not shown in the figure) and puts it on the simulator, and under the control of the controller, drags the simulator towards the controller; further, preferably, in some other embodiments, the lasso can be fixed to the simulator by magnetic attraction.

[0024] In some other embodiments, the method for adjusting the posture of a simulated person for wading first aid, the step S1, also includes: providing a hidden Markov model for motion recognition and posture tracking of the simulated person and / or the rescuer.

[0025] The above embodiments are only for illustrating the technical concept and features of the present application, and their purpose is to enable ordinary technicians in the field to understand the content of the present application and implement it accordingly, and they cannot be used to limit the protection scope of the present application. Any equivalent changes or modifications made according to the essence of the content of the present application should be included in the protection scope of the present application.

Claims

1. A posture adjustment device for a wading first aid manikin, characterized in that: include: Pneumatic Department; The pneumatic part comprises: a high-pressure gas tank, an air pump, an airbag module, a first solenoid valve module and a second solenoid valve module; The airbag module includes: a head airbag arranged in the head of the simulated person; a chest airbag arranged near the front chest wall of the simulated person; a back airbag arranged near the back of the simulated person and at the same normal line as the chest airbag; elbow airbags symmetrically arranged at the elbows of the simulated person's arms; thigh airbags symmetrically arranged near the hips of the simulated person; calf airbags symmetrically arranged near the knees of the simulated person's legs; and foot airbags symmetrically arranged at the feet of the simulated person; The head airbag, chest airbag, back airbag, elbow airbag, thigh airbag, calf airbag and foot airbag are connected to the air circuit of the high-pressure gas tank through a first solenoid valve module; the head airbag, chest airbag, back airbag, elbow airbag, thigh airbag, calf airbag and foot airbag are connected to the air circuit of the air pump through a second solenoid valve module, and the air pump is connected to the air circuit of the high-pressure gas tank; The first solenoid valve module includes: a first head airbag solenoid valve; a first chest airbag solenoid valve; a first elbow airbag solenoid valve; a first thigh airbag solenoid valve; a first calf airbag solenoid valve; a first foot airbag solenoid valve; and a first back airbag solenoid valve. The second solenoid valve module includes: a second head airbag solenoid valve; a second chest airbag solenoid valve; a second elbow airbag solenoid valve; a second thigh airbag solenoid valve; a second calf airbag solenoid valve; a second foot airbag solenoid valve; and a second back airbag solenoid valve. Posture sensor; The posture sensor is arranged in the chest or abdominal cavity of the simulated person; Control unit; The control unit comprises: a remote controller and a remote sensing unit arranged on the abdomen of the simulated person and wirelessly connected to the remote controller; the remote controller transmits signals to the remote sensing unit through sound or keystrokes; the remote sensing unit is electrically connected to the posture sensor, the air pump, the first solenoid valve module, and the second solenoid valve module; Built-in power supply.

2. The posture adjustment device for a wading first aid manikin according to claim 1, characterized in that: The posture sensor is a gyroscope sensor, an inertial measurement unit, a visual sensor, or a laser radar.

3. The posture adjustment device for a wading first aid manikin according to claim 1, characterized in that: The high-pressure gas tank is arranged near the posture sensor on the abdomen of the simulated person.

4. The posture adjustment device for a wading first aid manikin according to claim 1, characterized in that: The remote controller is provided with a posture button for sending a posture adjustment signal to the remote sensing unit.

5. The posture adjustment device for a wading first aid manikin according to claim 4, characterized in that: The posture buttons include: standing position, inverted position, supine position, and prone position.

6. The posture adjustment device for a wading first aid manikin according to claim 4, characterized in that: The remote controller can adjust the position and posture through voice control.

7. The posture adjustment device for a wading first aid manikin according to claim 4, characterized in that: The remote controller is provided with a touch screen which displays the posture buttons and the real-time posture of the man falling into the water.

8. A method for adjusting the posture of a simulated person for wading first aid, characterized in that: A posture adjustment device for a wading first aid manikin according to any one of claims 1 to 7 is implemented, comprising the following steps: S1. A manikin is provided, wherein the head airbag, chest airbag, back airbag, elbow airbag, thigh airbag, calf airbag and foot airbag are fixed and exposed in the water; the airbag cavity can accommodate the maximum inflated volume of the airbag module; The manikin is designed according to the real body weight ratio, and the center of gravity of the manikin is consistent with that of the real man, and is set at a position of 55%-57% of the human body height; the manikin's arms, shoulders, and leg joints are movable; The components of the posture adjustment device for a wading first aid manikin described in any one of claims 1 to 7, except the airbag module, are sealed into the manikin; the airbag module is in a natural state; the high-pressure gas tank is filled with high-pressure gas, and the gas pressure in the high-pressure gas tank is kept continuously greater than the gas pressure in the airbag module during operation; S2. The posture sensor detects the initial posture of the simulated person after falling into the water, and transmits the posture signal to the remote sensing unit; S3. After the simulated person falls into the water, the initial position is in the supine or prone position, and the position adjustment includes the following steps: S3.

1. The supine position is adjusted to the standing position, comprising the following steps: S3.1.

1. Select the standing position on the remote control, and the signal is transmitted to the remote sensing unit to open the first head airbag solenoid valve, the first chest airbag solenoid valve, and the first back airbag solenoid valve, and the gas in the high-pressure gas tank is filled into the head airbag, chest airbag, and back airbag; at the same time, the second thigh airbag solenoid valve, the second calf airbag solenoid valve, and the second foot airbag solenoid valve are opened, and the air pump is started to pump the gas in the thigh airbag, calf airbag, and foot airbag into the high-pressure gas tank; S3.1.

2. After the posture sensor detects the simulated standing posture in real time, the air pump and the first head airbag solenoid valve, the first chest airbag solenoid valve, the first back airbag solenoid valve, the second thigh airbag solenoid valve, the second calf airbag solenoid valve, and the second foot airbag solenoid valve are turned off; S3.

2. The prone position is adjusted to the standing position, comprising the following steps: S3.2.

1. Select the standing position on the remote control, and the signal is transmitted to the remote sensing unit to open the first head airbag solenoid valve, the first chest airbag solenoid valve, and the first back airbag solenoid valve, and the gas in the high-pressure gas tank is filled into the head airbag, chest airbag, and back airbag; at the same time, the second elbow airbag solenoid valve, the second thigh airbag solenoid valve, the second calf airbag solenoid valve, and the second foot airbag solenoid valve are opened, and the air pump is started to pump the gas in the elbow airbag, thigh airbag, calf airbag, and foot airbag into the high-pressure gas tank; S3.2.

2. After the posture sensor detects in real time that the simulated person is in a standing position, the first back airbag solenoid valve is closed and the second back airbag solenoid valve is opened to reduce the volume of the back airbag; after the posture sensor detects that the simulated person exceeds the standing position by 30 degrees, the air pump and the first head airbag solenoid valve, the first chest airbag solenoid valve, the second elbow airbag solenoid valve, the second thigh airbag solenoid valve, the second calf airbag solenoid valve, the second foot airbag solenoid valve, and the first back airbag solenoid valve are closed; S3.2.

3. Execute step S3.1; S3.

3. The posture is adjusted to an inverted posture, comprising the following steps: S3.3.

1. Select the inverted position on the remote control, and the signal is transmitted to the remote sensing unit, and the first thigh airbag solenoid valve, the first calf airbag solenoid valve, and the first foot airbag solenoid valve are opened, and the gas in the high-pressure gas tank is filled into the thigh airbag, the calf airbag, and the foot airbag; at the same time, the second head airbag solenoid valve, the second chest airbag solenoid valve, and the second back airbag solenoid valve are opened, and the air pump is started to pump the gas in the head airbag, the chest airbag, and the back airbag into the high-pressure gas tank; S3.3.

2. After the posture sensor detects the simulated inverted posture in real time, the air pump, the first thigh airbag solenoid valve, the first calf airbag solenoid valve, the first foot airbag solenoid valve, the second head airbag solenoid valve, the second chest airbag solenoid valve, and the second back airbag solenoid valve are turned off; S3.

4. The conversion between the supine position and the prone position comprises the following steps: S3.4.

1. If the initial position is supine, adjusting from the supine position to the prone position includes the following steps: S3.4.1.

1. Select the prone position on the remote control, and the signal is transmitted to the remote sensing unit. After executing step S3.1, the first back airbag solenoid valve is opened again to increase the volume of the back airbag; at the same time, the air pump is started, and the second chest airbag solenoid valve is opened to reduce the volume of the chest airbag; S3.4.1.

2. After the posture sensor detects in real time that the tilt angle of the simulated person's posture is greater than 30 degrees, the second head airbag solenoid valve opens to reduce the volume of the head airbag; then, the first thigh airbag solenoid valve, the first calf airbag solenoid valve, and the first foot airbag solenoid valve are opened, and the high-pressure gas tank increases the volume of the thigh airbag, calf airbag, and foot airbag; S3.4.1.

3. When the posture sensor detects in real time that the simulated person's posture is in a prone position, the air pump and the second head airbag solenoid valve, the second chest airbag solenoid valve, the first thigh airbag solenoid valve, the first calf airbag solenoid valve, the first foot airbag solenoid valve, and the first back airbag solenoid valve are closed; S3.4.

2. If the initial position is prone, adjusting the position from prone to supine includes the following steps: S3.4.2.

1. Select the supine position on the remote control, and the signal is transmitted to the remote sensing unit. After executing step S3.2, the first chest airbag solenoid valve is opened again to increase the volume of the chest airbag; at the same time, the air pump is started, and the second back airbag solenoid valve is opened to reduce the volume of the back airbag; S3.4.2.

2. The posture sensor detects the change of the simulated person's posture in real time. After the posture sensor detects the simulated person's posture tilt angle in real time to be greater than 30 degrees, the second head airbag solenoid valve opens to reduce the volume of the head airbag; then, the first thigh airbag solenoid valve, the first calf airbag solenoid valve, and the first foot airbag solenoid valve are opened, and the high-pressure gas tank increases the volume of the thigh airbag, calf airbag, and foot airbag; S3.4.2.

3. When the posture sensor detects in real time that the simulated person's posture is in a supine position, the air pump and the first chest airbag solenoid valve, the first thigh airbag solenoid valve, the first calf airbag solenoid valve, the first foot airbag solenoid valve, the second head airbag solenoid valve, and the second back airbag solenoid valve are closed.

9. A method for adjusting the posture of a simulated person for wading first aid according to claim 8, characterized in that: The step S3.1 also includes: S3.1.

3. opening the first elbow airbag solenoid valve, and filling the elbow airbag with gas in the high-pressure gas tank to stabilize the standing posture state; closing the first elbow airbag solenoid valve after the standing posture state is stabilized.

10. A method for adjusting the posture of a simulated person for wading first aid according to any one of claims 8 and 9, characterized in that: Also includes: S4. When the posture sensor detects in real time that the posture angle of the simulated person is oscillating, the posture adjustment process is abandoned; after the oscillation disappears, steps S2 to S3 are re-executed; or, the last posture adjustment process continues to be executed.

11. A method for adjusting the posture of a simulated person for wading first aid according to any one of claims 8 and 9, characterized in that: The step S1 also includes: providing a hidden Markov model for simulating human and / or rescuer motion recognition and posture tracking.

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