CN215227537U - Dynamic and static force measuring platform control system - Google Patents
Dynamic and static force measuring platform control system Download PDFInfo
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- CN215227537U CN215227537U CN202120928417.XU CN202120928417U CN215227537U CN 215227537 U CN215227537 U CN 215227537U CN 202120928417 U CN202120928417 U CN 202120928417U CN 215227537 U CN215227537 U CN 215227537U
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Abstract
The utility model relates to a sound attitude force measurement platform control system, which comprises a platform, the top of platform is provided with the gasbag, and be provided with a plurality of pressure sensor along platform circumference equidistance, be provided with a plurality of cylinders between platform and the gasbag, a plurality of cylinders are connected with static control module, the gasbag is connected with dynamic control module, a plurality of pressure sensor are connected with the control unit, the control unit is used for sending control command and switching to static control module and dynamic control module, gather the pressure value that pressure sensor detected static control module and dynamic control module during operation platform simultaneously. The utility model discloses be provided with and be used for the simulation when standing the level of road surface and road surface have the static control module and the cylinder of slope to and the simulation is walked and is appeared dynamic control module and the gasbag that sways, adjusts and switches the realization developments, the static balance aassessment through the control unit to the two and detect the switching, adopts the gasbag simultaneously, and the damping is soft to detect accurate height and comfort level is strong.
Description
Technical Field
The utility model relates to a recovered medical treatment field, concretely relates to sound attitude force measuring platform control system.
Background
The balance evaluation force measuring platform is used for detecting whether the balance function of a tested person is obstructed or not, evaluating the human balance function and the falling risk and carrying out human balance function rehabilitation training;
the existing balance assessment force measuring platform is divided into a static balance assessment platform and a dynamic balance assessment platform, the static balance assessment platform is used for detecting the human body balance when standing, the dynamic balance assessment platform is used for detecting the human body balance when walking, the dynamic balance assessment and the static balance assessment are needed to be respectively carried out when the human body balance detection is carried out, the detection is complicated, and the use is inconvenient;
in addition, most of the existing detection platforms are mechanical, the texture is harsh, and the damping is not soft, so that the reaction is insensitive, and the dynamic test and training are not facilitated.
Therefore, a detection platform with dynamic and static detection functions is needed to detect the balance of the human body and provide guidance for later treatment.
Disclosure of Invention
The utility model discloses an effectively solve above-mentioned problem, provide a sound attitude force measuring platform control system, the utility model discloses be provided with and be used for simulating the static control module and the cylinder that slope had been deposited on the flat and road surface of road surface when standing to and simulate walking and appear dynamic control module and the gasbag that sways, adjust and switch the realization developments through the control unit to the two, static balance aassessment detects the switching, adopt the gasbag simultaneously, the soft accurate high and comfort level of detection of damping is strong.
In order to realize the purpose, the technical scheme of the utility model is that:
a dynamic and static force-measuring platform control system comprises a platform, wherein the platform is of a circular structure, an air bag is arranged above the platform, a plurality of pressure sensors are arranged at equal intervals along the circumference of the platform, a plurality of air cylinders are arranged between the platform and the air bag, two ends of each air cylinder are respectively fixed with the platform and the air bag,
the plurality of cylinders are connected with a static control module, and the static control module is used for adjusting the relative positions of the cylinder changing platform and the air bags;
the air bag is connected with a dynamic control module, and the dynamic control module is used for adjusting the air pressure of the air bag;
the pressure sensors are connected with a control unit, the control unit is used for sending control instructions to the static control module and the dynamic control module and switching the control instructions and collecting pressure values of the platform when the pressure sensors detect the static control module and the dynamic control module.
Further, the static control module comprises an electromagnetic valve driving circuit and a plurality of electromagnetic valves, and the number of the cylinders corresponds to that of the electromagnetic valves;
the input end of the electromagnetic valve driving circuit is connected with the control unit, and the output end of the electromagnetic valve driving circuit is connected with the plurality of electromagnetic valves respectively.
Further, the dynamic control module comprises a pressure reduction proportional valve regulating circuit and an electric proportional valve, and the air bag carries out damping regulation through the electric proportional valve;
the input end of the pressure reducing proportional valve regulating circuit is connected with the control unit, and the output end of the pressure reducing proportional valve regulating circuit is connected with the electric proportional valve.
Furthermore, an AD signal acquisition circuit is arranged between the pressure sensor and the control unit, and the input end of the AD signal acquisition circuit is respectively connected with the pressure sensor and the output end of the AD signal acquisition circuit is connected with the control unit.
Further, the control unit comprises an MCU chip.
Furthermore, the MCU chip is connected with a communication unit, the MCU chip is connected with an upper computer through the communication unit in a communication mode, and the communication unit comprises one or more combinations of a Bluetooth module, a Wifi module, an infrared module and an RS232 serial port module;
the input port of the MCU chip is connected with a signal input unit, the signal input unit is used for inputting the adjusting instructions of the static control module and the dynamic control module, and the input unit comprises one or more combinations of a key module, a Bluetooth module, an infrared module and an Internet of things module.
Further, the cylinders are arranged in pairs, and the pair of cylinders is symmetrical along the axis of the platform.
Through the technical scheme, the beneficial effects of the utility model are that:
the utility model discloses be provided with the platform, the platform is circular structure, and the top of platform is provided with the gasbag, and is provided with a plurality of pressure sensor along platform circumference equidistance, is provided with a plurality of cylinders between platform and the gasbag, the cylinder both ends are fixed with platform and gasbag respectively, and a plurality of the cylinder is connected with static control module, static control module is used for adjusting the cylinder and changes the relative position between platform and gasbag, and the gasbag is connected with dynamic control module, dynamic control module is used for adjusting the atmospheric pressure of gasbag;
the pressure sensors are connected with a control unit, the control unit is used for sending control instructions to the static control module and the dynamic control module and switching the control instructions and collecting pressure values of the platform when the pressure sensors detect the static control module and the dynamic control module.
Performing static simulation (standing), wherein the air bag is in a full-air state, the control unit adjusts the air cylinders to ascend through the static control module, the air cylinders are at the same height to indicate that the road surface is flat, the air cylinders stand on the air bag to observe the detection value of the pressure sensor, and then the air cylinders are adjusted to enable the air bag to incline to indicate that the road surface is uneven or has a slope, and the air cylinders stand on the air bag to observe the detection value of the pressure sensor;
and dynamic simulation (walking) is carried out, a plurality of cylinders are positioned at the same height, the control unit adjusts the air pressure of the air bag through the dynamic control module, so that the air bag is positioned at different damping levels, the walking state is simulated, the detection value of the pressure sensor is observed, and the free switching of dynamic simulation and static simulation is realized.
2. The utility model discloses a platform is provided with the gasbag, adopts its soft degree of pneumatic control higher, and sensitivity is high, and it is comfortable to experience by the person.
Drawings
FIG. 1 is a system schematic of a dynamic and static force platform control system;
FIG. 2 is a schematic structural view of a dynamic and static force platform control system;
FIG. 3 is one of the electrical schematic diagrams of a dynamic and static force platform control system;
FIG. 4 is a second electrical schematic of a dynamic and static force platform control system;
FIG. 5 is a third electrical schematic of a dynamic and static force platform control system.
Reference numerals: the device comprises a platform 1, an air bag 2, a pressure sensor 3, a cylinder 4, an electromagnetic valve driving circuit 5, a pressure reducing proportional valve adjusting circuit 6, an AD signal acquisition circuit 7, an MCU chip 8, a communication unit 9 and an input unit 10.
Detailed Description
The invention will be further explained with reference to the drawings and the detailed description below:
example 1
As shown in fig. 1-5, a dynamic and static force-measuring platform control system comprises a platform 1, wherein the platform 1 is of a circular structure, an air bag 2 is arranged above the platform 1, a plurality of pressure sensors 3 are arranged along the circumference of the platform 1 at equal intervals, a plurality of air cylinders 4 are arranged between the platform 1 and the air bag 2, two ends of each air cylinder 4 are respectively fixed with the platform 1 and the air bag 2,
the plurality of cylinders 4 are connected with a static control module, and the static control module is used for adjusting the cylinders 4 to change the relative position between the platform 1 and the air bag 2;
the air bag 2 is connected with a dynamic control module, and the dynamic control module is used for adjusting the air pressure of the air bag 2;
a plurality of pressure sensor 3 is connected with the control unit, the control unit is used for sending control command and switching to static control module and dynamic control module, gathers pressure sensor 3 and detects the pressure value of static control module and dynamic control module during operation platform 1 simultaneously.
The during operation is through static control module adjust cylinder 4 and simulate the balanced detection of standing, adjusts 2 atmospheric pressure of gasbag through dynamic control module and changes the damping level and carry out walking balanced detection, realizes moving, static detection switch through the control unit, improves the convenience that balanced detected, adopts gasbag damping soft simultaneously, detects the accuracy, experiences the comfort level height.
Example 2
On the basis of the above embodiment, the static control module and the dynamic control module are optimized, specifically:
the static control module comprises an electromagnetic valve driving circuit 5 and a plurality of electromagnetic valves, and the number of the cylinders 4 corresponds to that of the electromagnetic valves;
the input end of the electromagnetic valve driving circuit 5 is connected with the control unit, and the output end of the electromagnetic valve driving circuit is respectively connected with the plurality of electromagnetic valves.
In this embodiment, as shown in fig. 4, the number of the air cylinders 4 is 4, the solenoid valve driving circuit 5 includes a ULN2003 driving chip, and the air cylinders 4 are connected to a power supply via output terminals of the ULN2003 driving chip to form a loop.
As an implementable mode, the dynamic control module comprises a pressure reduction proportional valve adjusting circuit 6 and an electro proportional valve, and the air bag 2 carries out damping adjustment through the electro proportional valve;
the input end of the pressure reducing proportional valve adjusting circuit 6 is connected with the control unit, and the output end of the pressure reducing proportional valve adjusting circuit is connected with the electric proportional valve.
In the embodiment, as shown in fig. 5, the pressure reducing proportional valve regulating circuit 6 includes a signal amplifying circuit based on LM358, and the electro proportional valve is connected to a power supply via the signal amplifying circuit to form a loop.
As an implementation manner, an AD signal acquisition circuit 7 is disposed between the pressure sensor 3 and the control unit, and an input end of the AD signal acquisition circuit 7 is connected to the pressure sensor 3 and an output end thereof is connected to the control unit, respectively.
In the present embodiment, as shown in fig. 3, the AD signal acquisition circuit 7 includes an INA333 amplifier.
As an implementable embodiment, the control unit comprises an MCU chip 8.
As an implementation mode, the MCU chip 8 is connected with a communication unit 9, the MCU chip 8 is connected with an upper computer through the communication unit 9, and the communication unit 9 includes one or more combinations of a bluetooth module, a Wifi module, an infrared module and an RS232 serial module;
in this embodiment, the communication unit 9 is a bluetooth module, and the bluetooth module communicates with the MCU chip 8 through a UART serial port;
the input port of the MCU chip 8 is connected with a signal input unit 10, the signal input unit 10 is used for inputting the adjusting instructions of the static control module and the dynamic control module, and the input unit 10 comprises one or more combinations of a key module, a Bluetooth module, an infrared module and an Internet of things module.
In this embodiment, the input unit 10 is a key module, the number of keys of the key module is 12, 8 of the keys respectively correspond to the lifting operation and the lowering operation of the four air cylinders 4, 2 of the keys correspond to the adjusting operation of the air bags 2, and the keys are connected to the IO pins of the MCU chip 8.
In order to improve the detection effect, the cylinders 4 are arranged in pairs, and the pair of cylinders 4 is symmetrical along the axis of the platform 1.
During operation, firstly, static simulation (standing) is carried out, at the moment, the air bag 2 is in a full air state, and a regulating instruction is input to the MCU chip 8 through the key module, wherein the labels of four air cylinders are as follows: a. b, c, d;
in the initial state, a, b, c and d are at the same height, stand on the air bag 2 to perform specified actions (such as standing on one foot) and check the detection value of the pressure sensor 3 at the moment through an upper computer;
b and d have height difference through key adjustment a and c, simulate the ground to appear a slope (less than 15 degrees), stand on the gasbag 2 to make appointed action (such as standing on one foot, etc.), look over the pressure sensor 3 detected value at this moment through the host computer;
in the same way, different static simulations are realized by respectively adjusting a, b, c and d, and the stress condition of the pressure sensor 3 detection platform 1 is obtained, so that the human body balance condition is judged;
when dynamic simulation (walking) is carried out, a, b, c and d are at the same height,
under the initial condition, gasbag 2 is full of gas, send adjustment command through the button, MCU chip 8 makes gasbag 2 internal gas pressure change through decompression proportional valve regulating circuit 6 to change the damping grade, because the damping grade is in dynamic change, the people stands and makes appointed action (like the one-foot stands etc.) on gasbag 2, the damping effect of feeling is different, thereby realize dynamic simulation (walking), look over pressure sensor 3 detected value this moment, human body balance condition when detecting dynamic simulation (walking).
The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the present invention, so that equivalent changes or modifications made by the structure, features and principles of the present invention should be included in the claims of the present invention.
Claims (7)
1. A dynamic and static force-measuring platform control system is characterized by comprising a platform (1), wherein the platform (1) is of a circular structure, an air bag (2) is arranged above the platform (1), a plurality of pressure sensors (3) are arranged along the platform (1) at equal intervals along the circumference, a plurality of air cylinders (4) are arranged between the platform (1) and the air bag (2), two ends of each air cylinder (4) are respectively fixed with the platform (1) and the air bag (2),
the plurality of cylinders (4) are connected with a static control module, and the static control module is used for adjusting the cylinders (4) to change the relative position between the platform (1) and the air bag (2);
the air bag (2) is connected with a dynamic control module, and the dynamic control module is used for adjusting the air pressure of the air bag (2);
a plurality of pressure sensor (3) are connected with the control unit, the control unit is used for sending control command to static control module and dynamic control module and switching, gathers pressure sensor (3) and detects the pressure value of static control module and dynamic control module during operation platform (1) simultaneously.
2. The dynamic and static force-measuring platform control system according to claim 1, wherein the static control module comprises a solenoid valve driving circuit (5) and a plurality of solenoid valves, and the number of the plurality of cylinders (4) corresponds to the number of the plurality of solenoid valves;
the input end of the electromagnetic valve driving circuit (5) is connected with the control unit, and the output end of the electromagnetic valve driving circuit is respectively connected with the plurality of electromagnetic valves.
3. A dynamic and static force-measuring platform control system according to claim 1, wherein the dynamic control module comprises a pressure-reducing proportional valve regulating circuit (6) and an electro proportional valve, and the air bag (2) is subjected to damping regulation through the electro proportional valve;
the input end of the pressure reducing proportional valve regulating circuit (6) is connected with the control unit, and the output end of the pressure reducing proportional valve regulating circuit is connected with the electric proportional valve.
4. The dynamic and static force-measuring platform control system according to claim 1, wherein an AD signal acquisition circuit (7) is arranged between the pressure sensor (3) and the control unit, and the input end of the AD signal acquisition circuit (7) is respectively connected with the pressure sensor (3) and the output end is connected with the control unit.
5. The dynamic and static force platform control system according to claim 1, wherein said control unit comprises an MCU chip (8).
6. The dynamic and static force-measuring platform control system according to claim 5, wherein the MCU chip (8) is connected with a communication unit (9), the MCU chip (8) is connected with an upper computer through the communication unit (9), and the communication unit (9) comprises one or more combinations of a Bluetooth module, a Wifi module, an infrared module and an RS232 serial port module;
the input port of the MCU chip (8) is connected with a signal input unit (10), the signal input unit (10) is used for inputting the adjusting instructions of the static control module and the dynamic control module, and the input unit (10) comprises a certain or various combinations of a key module, a Bluetooth module, an infrared module and an Internet of things module.
7. A dynamic and static force platform control system according to claim 1, characterized in that said cylinders (4) are arranged in pairs and that a pair of said cylinders (4) is symmetrical along the axis of the platform (1).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120928417.XU CN215227537U (en) | 2021-04-30 | 2021-04-30 | Dynamic and static force measuring platform control system |
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| CN202120928417.XU CN215227537U (en) | 2021-04-30 | 2021-04-30 | Dynamic and static force measuring platform control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116671874A (en) * | 2023-08-04 | 2023-09-01 | 山东泽普医疗科技有限公司 | Dynamic-static balance evaluation method and evaluation system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116671874A (en) * | 2023-08-04 | 2023-09-01 | 山东泽普医疗科技有限公司 | Dynamic-static balance evaluation method and evaluation system |
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