Upper limb disability group nursing device based on star flash communication

Abstract

The upper limb disability group nursing device comprises an upper computer and a lower computer, an upper computer module comprises a single chip microcomputer module, a serial port touch screen and a first star flash communication unit, and the lower computer comprises a control mainboard, a seven-degree-of-freedom mechanical arm, a second star flash communication unit and a camera; the input end of the single-chip microcomputer module is connected with the serial port touch screen, and the output end is connected with the first star flash communication unit. The second star-flash communication unit and the camera are respectively connected with the input end of the control mainboard, the output end of the control mainboard is connected with the seven-degree-of-freedom mechanical arm, and the first star-flash communication unit is in communication connection with the second star-flash communication unit; the camera is fixed to the seven-degree-of-freedom mechanical arm, and an object clamping mechanism is arranged at the output end of the seven-degree-of-freedom mechanical arm. Compared with the prior art, the nursing device has the advantages of high remote control signal transmission effect, high nursing device control precision and the like.

Description

Technical Field

[0001] The utility model relates to the technical field of medical equipment, in particular to a nursing device for upper limb disabled groups based on SparkLink communication. Background Art

[0002] With the increasingly significant trend of population aging and the expected continuous growth of the proportion of the elderly population, at the same time, the elderly disabled are also one of the serious problems brought about by population aging. Therefore, solving the feeding problem of the elderly with upper limb disabilities has become a major research focus.

[0003] At present, most of the assistive dining robotic hands for the elderly and disabled adopt a human-computer interactive control method with partial intelligent perception, such as voice recognition, image recognition, object positioning, etc. Since there are many types of food and beverage items to be operated, with different shapes, the operation methods required during the feeding process for the recipients will vary greatly, and it is difficult to use a certain conventional method to accurately pick up and feed various forms of food to the recipients.

[0004] However, most of the current remote monitoring and care nursing devices that require wireless communication devices basically use Bluetooth and WIFI as the communication protocols. Bluetooth communication has a short transmission distance and slow speed; the WIFI communication protocol has a slightly longer transmission distance and faster speed, but the signal is extremely vulnerable to the influence of other external environmental factors such as walls, resulting in poor remote use effects of the remote monitoring and care nursing devices. Therefore, a good and suitable remote monitoring and care nursing device is needed. Summary of the Utility Model

[0005] The purpose of the utility model is to overcome the defects of the existing technology that most of the remote monitoring and care nursing devices that require wireless communication devices use communication protocols with short transmission distance, slow speed, or signals that are extremely vulnerable to the influence of other external environmental factors such as walls, and to provide a nursing device for upper limb disabled groups based on SparkLink communication.

[0006] The purpose of the utility model can be achieved by the following technical solutions:

[0007] A nursing device for upper limb disabled groups based on SparkLink communication includes a host computer and a slave computer. The host computer module includes a single-chip microcomputer module, a serial port touch screen, and a first SparkLink communication unit. The slave computer includes a control main board, a seven-degree-of-freedom robotic arm, a second SparkLink communication unit, and a camera;

[0008] The input end of the single-chip microcomputer module is connected to the serial port touch screen, and the output end is connected to the first SparkLink communication unit. The second SparkLink communication unit and the camera are respectively connected to the input end of the control main board. The output end of the control main board is connected to the seven-degree-of-freedom robotic arm. The first SparkLink communication unit is communicatively connected to the second SparkLink communication unit;

[0009] The camera is fixed on a seven-degree-of-freedom robotic arm, and an article clamping mechanism is provided at the output end of the seven-degree-of-freedom robotic arm. The single-chip microcomputer module includes a micro control unit and a functional circuit, and the micro control unit is respectively connected to a serial port touch screen, a first StarFlash communication unit, a control main board, and a second StarFlash communication unit.

[0010] Preferably, the micro control unit has 32 pins, and the serial port touch screen has 6 pins;

[0011] The 1st pin of the serial port touch screen is connected to the 17th pin of the micro control unit, the 3rd pin of the serial port touch screen is connected to the 15th pin of the micro control unit, the 4th pin of the serial port touch screen is connected to the 16th pin of the micro control unit, the 2nd and 5th pins of the serial port touch screen are respectively connected to the 24th pin of the micro control unit, and the 2nd pin of the serial port touch screen is connected to a 5V voltage source, and the 6th pin of the serial port touch screen is grounded.

[0012] Preferably, the functional circuit includes a first resistor and a protection diode. One end of the first resistor is connected to the 2nd pin of the serial port touch screen, and the other end is connected to the 24th pin of the micro control unit. The input end of the protection diode is connected to the 24th pin of the micro control unit, and the output end is connected to the 2nd pin of the serial port touch screen. The protection diode is in parallel with the first resistor, and the end close to the 2nd pin of the serial port touch screen after parallel connection is connected in series with the 5V voltage source.

[0013] Preferably, the functional circuit further includes a crystal oscillator, a first filter capacitor, and a second filter capacitor;

[0014] One end of the first filter capacitor is connected to the 2nd pin of the micro control unit, the other end is connected to one end of the second filter capacitor and grounded, the other end of the second filter capacitor is connected to the 1st pin of the micro control unit, and one end of the crystal oscillator is connected to the 2nd pin of the micro control unit, and the other end is connected to the 1st pin of the micro control unit.

[0015] Preferably, the capacitance of both the first filter capacitor and the second filter capacitor is 20 - 24 pF, and the frequency of the crystal oscillator is 11 - 13 MHz.

[0016] Preferably, the functional circuit further includes a third filter capacitor and a voltage stabilizing diode. One end of the third filter capacitor is connected to the 27th pin of the micro control unit, and the other end is connected to the 28th pin of the micro control unit. The output end of the voltage stabilizing diode is connected to the 28th pin of the micro control unit, and the output end is respectively connected to the 3rd pin of the micro control unit and the 33rd pin of the micro control unit.

[0017] Preferably, the functional circuit further includes a first light-emitting diode, a second light-emitting diode, a second resistor, and a third resistor; the input end of the first light-emitting diode is sequentially connected to the second resistor, a 5V voltage source, the third resistor, and the input end of the second light-emitting diode, the output end of the first light-emitting diode is connected to pin 11 of the microcontroller unit, and the output end of the second light-emitting diode is connected to pin 10 of the microcontroller unit.

[0018] Preferably, the first SparkLink communication unit and the second SparkLink communication unit form a SparkLink module, the models of the SparkLink modules are both Hi2821, and the SparkLink modules are connected to pin 31 of the microcontroller unit.

[0019] Preferably, the model of the control main board is RK3588s.

[0020] Preferably, the article clamping mechanism includes a first clamping unit for clamping elastic food and a second clamping unit for clamping liquid food.

[0021] Compared with the prior art, the utility model has the following advantages:

[0022] (1) In this solution, the caregiver sends configuration data to the microcontroller unit through the serial port touch screen, and cooperates with the first SparkLink communication unit and the second SparkLink communication unit to perform data transmission with the control main board; the data input through the serial port touch screen is remotely transmitted to the control main board of the lower computer through the paired SparkLink communication unit, and the control main board controls the actions of the seven-degree-of-freedom robotic arm and the camera according to the instructions, obtains the status and position of the patient through the camera, and then the seven-degree-of-freedom robotic arm combines the status and position of the patient, and uses the article clamping mechanism to feed food into the patient's mouth.

[0023] By sending instructions through the serial port touch screen of the upper computer, and cooperating with the SparkLink module composed of the first SparkLink communication unit and the second SparkLink communication unit, the instructions of the upper computer are remotely transmitted to the lower computer. The communication between the upper computer and the lower computer is carried out through the SparkLink module, which can still be used in the case of power failure and network disconnection, and has stronger communication penetration and longer communication transmission distance. The control reliability of the upper computer is higher and the applicable range is wider; the control main board of the lower computer controls the actions of the seven-degree-of-freedom robotic arm and the camera according to the instructions, obtains the status and position of the patient through the camera, and cooperates with the article clamping mechanism driven by the seven-degree-of-freedom robotic arm to feed the patient. Compared with the existing robotic arm, the seven-degree-of-freedom robotic arm can move to the target position quickly and accurately, and the response is more rapid.

[0024] (2) An auxiliary circuit is arranged around the microcontroller unit in this solution. The current and voltage between the microcontroller unit and the serial touch screen are adjusted through resistors or diodes. At the same time, filter capacitors and crystal oscillators are set to filter the current or voltage of the microcontroller unit to avoid interference from external signals to the operation of the device and ensure the stability and safety of the operating state of the device. Description of the Drawings

[0025] Figure 1 It is a schematic structural diagram during the use of the nursing device provided by the present utility model;

[0026] Figure 2 It is a circuit schematic diagram of the nursing device provided by the present utility model;

[0027] In the figure: 1. Seven-degree-of-freedom robotic arm, 2. Item clamping mechanism. Detailed Embodiment

[0028] To make the objectives, technical solutions, and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present utility model. Apparently, the described embodiments are some, but not all, of the embodiments of the present utility model. Usually, the components of the embodiments of the present utility model described and illustrated in the accompanying drawings here can be arranged and designed in various different configurations.

[0029] Therefore, the following detailed description of the embodiments of the present utility model provided in the accompanying drawings is not intended to limit the scope of the present utility model to be protected, but merely represents the selected embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without making creative efforts fall within the scope of protection of the present utility model.

[0030] It should be noted that similar reference numerals and letters indicate similar items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0031] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings, or the orientation or positional relationship in which the product of this utility model is usually placed when in use. It is only for the convenience of describing the present utility model 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 of the present utility model.

[0032] It should be noted that the terms "first" and "second" are only used for descriptive purposes and should not be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of this application, "a plurality of" means two or more, unless otherwise specifically defined.

[0033] In addition, terms such as "horizontal" and "vertical" do not require the components to be absolutely horizontal or hanging vertically, but may be slightly inclined. For example, "horizontal" only means that its direction is more horizontal relative to "vertical", and does not mean that the structure must be completely horizontal, but may be slightly inclined.

[0034] Embodiment 1

[0035] As Figure 1 shown, this embodiment provides a care device for upper limb disabled groups based on SparkLink communication, including a host computer and a slave computer. The host computer module includes a single-chip microcomputer module, a serial port touch screen, and a first SparkLink communication unit. The slave computer includes a control main board, a seven-degree-of-freedom robotic arm 1, a second SparkLink communication unit, and a camera;

[0036] The input end of the single-chip microcomputer module is connected to the serial port touch screen, and the output end is connected to the first SparkLink communication unit; the second SparkLink communication unit and the camera are respectively connected to the input end of the control main board, and the output end of the control main board is connected to the seven-degree-of-freedom robotic arm 1. The first SparkLink communication unit is communicatively connected to the second SparkLink communication unit;

[0037] The camera is fixed on the seven-degree-of-freedom robotic arm 1. The output end of the seven-degree-of-freedom robotic arm 1 is provided with an article clamping mechanism 2. The single-chip microcomputer module includes a micro control unit and a functional circuit. The micro control unit is respectively connected to the serial port touch screen, the first SparkLink communication unit, the control main board, and the second SparkLink communication unit.

[0038] Working principle: The caregiver sends configuration data to the micro control unit through the serial port touch screen, and cooperates with the first SparkLink communication unit and the second SparkLink communication unit to perform data transmission with the control main board; the data input through the serial port touch screen is remotely transmitted to the control main board of the slave computer through the paired SparkLink communication unit. The control main board controls the actions of the seven-degree-of-freedom robotic arm 1 and the camera according to the instructions, obtains the status and position of the patient through the camera, and then the seven-degree-of-freedom robotic arm 1 combines the status and position of the patient and uses the article clamping mechanism 2 to feed food into the patient's mouth.

[0039] Instructions are sent through the serial port touch screen of the host computer, and in cooperation with the SparkLink module composed of the first SparkLink communication unit and the second SparkLink communication unit, the instructions of the host computer are remotely transmitted to the lower computer. Communication between the host computer and the lower computer is carried out through the SparkLink module, which can still be used in the case of power failure and network disconnection, and has stronger communication penetration and a longer communication transmission distance. The control reliability of the host computer is higher and the applicable range is wider; the control board of the lower computer controls the seven-degree-of-freedom robotic arm 1 and the camera to act according to the instructions, obtains the status and position of the patient through the camera, and cooperates with the item clamping mechanism 2 driven by the seven-degree-of-freedom robotic arm 1 to feed the patient. Compared with the existing robotic arm, the seven-degree-of-freedom robotic arm 1 can move to the target position quickly and accurately, and the response is more rapid.

[0040] Preferred embodiment, as Figure 2 shown, the microcontroller unit has 32 pins, and the serial port touch screen has 6 pins;

[0041] The 1st pin of the serial port touch screen is connected to the 17th pin of the microcontroller unit, the 3rd pin of the serial port touch screen is connected to the 15th pin of the microcontroller unit, the 4th pin of the serial port touch screen is connected to the 16th pin of the microcontroller unit, the 2nd and 5th pins of the serial port touch screen are respectively connected to the 24th pin of the microcontroller unit, and the 2nd pin of the serial port touch screen is connected to the 5V voltage source, and the 6th pin of the serial port touch screen is grounded.

[0042] Among them, the functional circuit includes a first resistor and a protection diode. One end of the first resistor is connected to the 2nd pin of the serial port touch screen, and the other end is connected to the 24th pin of the microcontroller unit. The input end of the protection diode is connected to the 24th pin of the microcontroller unit, and the output end is connected to the 2nd pin of the serial port touch screen. The protection diode is connected in parallel with the first resistor, and the end closer to the 2nd pin of the serial port touch screen after parallel connection is connected in series with the 5V voltage source.

[0043] Further, the functional circuit also includes a crystal oscillator, a first filter capacitor and a second filter capacitor;

[0044] One end of the first filter capacitor is connected to the 2nd pin of the microcontroller unit, the other end is connected to one end of the second filter capacitor and grounded, the other end of the second filter capacitor is connected to the 1st pin of the microcontroller unit, and one end of the crystal oscillator is connected to the 2nd pin of the microcontroller unit, and the other end is connected to the 1st pin of the microcontroller unit.

[0045] Even further, the functional circuit also includes a third filter capacitor and a voltage stabilizing diode. One end of the third filter capacitor is connected to the 27th pin of the microcontroller unit, the other end is connected to the 28th pin of the microcontroller unit, the output end of the voltage stabilizing diode is connected to the 28th pin of the microcontroller unit, and the output end is respectively connected to the 3rd pin of the microcontroller unit and the 33rd pin of the microcontroller unit.

[0046] Specifically, the capacitance of the first filtering capacitor and the second filtering capacitor is both 20 - 24 pF, and the frequency of the crystal oscillator is 11 - 13 MHz. Preferably, the capacitance of the first filtering capacitor, the second filtering capacitor, and the third filtering capacitor is all 22 pF, and the frequency of the crystal oscillator is 12 MHz.

[0047] Among them, the functional circuit further includes a first light-emitting diode, a second light-emitting diode, a second resistor, and a third resistor; the input end of the first light-emitting diode is sequentially connected to the second resistor, a 5V voltage source, the third resistor, and the input end of the second light-emitting diode, the output end of the first light-emitting diode is connected to pin 11 of the microcontroller unit, and the output end of the second light-emitting diode is connected to pin 10 of the microcontroller unit. The working state of the device is displayed through two light-emitting diodes, enabling the caregiver to confirm the state of the device based on the lit light-emitting diode.

[0048] Specifically, the first SparkLink communication unit and the second SparkLink communication unit form a SparkLink module. The models of the SparkLink modules are both Hi2821. The SparkLink modules are connected to pin 31 of the microcontroller unit. This SparkLink module supports BLE5.4 / SLE1.0, integrates an RF circuit, and the RF includes modules such as a power amplifier PA, a low-noise amplifier, a TX / RX Switch, and an integrated power management. It supports 3 bandwidths of 1M / 2M / 4M and has a maximum support rate of 12 Mbit / s. When using the SparkLink module for communication, it is necessary to send instructions to the module through the serial port touch screen to configure the module as the host or slave mode.

[0049] Specifically, the model of the control main board is RK3588s. This chip has high performance and can run the neural network smoothly. Combined with a high-definition camera, it can accurately identify the mouth state and position of the patient and perform automatic feeding actions.

[0050] Optionally, the article clamping mechanism 2 includes a first clamping unit for clamping elastic food and a second clamping unit for clamping liquid food. By remotely switching or intelligently judging the type of food through the camera, the clamping state is switched to clamping elastic food or clamping liquid food, improving the application range of the device.

[0051] To further enhance the convenience of the robot, an intelligent voice control system can be added to the device. The voice system is based on a cognitive large model, has high reliability and accurate language matching, is used to control the behavior of the robot and for emergency alarms, and can also chat with users in daily life, making the user's life no longer boring.

[0052] The preferred specific embodiments of the present utility model have been described in detail above. It should be understood that those of ordinary skill in the art can make many modifications and variations based on the concept of the present utility model without creative work. Therefore, all technical solutions that can be obtained by those skilled in the art in the technical field based on the concept of the present utility model through logical analysis, reasoning or limited experiments on the basis of the prior art shall fall within the protection scope determined by the claims.

Claims

1. A group care device for upper limb disability based on Star Flash communication, characterized in that: It includes an upper computer and a lower computer, wherein the upper computer includes a single-chip computer module, a serial port touch screen and a first star flash communication unit, and the lower computer includes a control mainboard, a seven-degree-of-freedom mechanical arm, a second star flash communication unit and a camera; The input end of the single-chip microcomputer module is connected to the serial port touch screen, and the output end is connected to the first star flash communication unit; the second star flash communication unit and the camera are respectively connected to the input end of the control mainboard, the output end of the control mainboard is connected to the seven-degree-of-freedom robotic arm, and the first star flash communication unit is connected to the second star flash communication unit; The camera is fixed on a seven-degree-of-freedom robotic arm, an output end of the seven-degree-of-freedom robotic arm is provided with an article clamping mechanism, the single-chip microcomputer module includes a mutual microcontroller unit and a functional circuit, and the microcontroller unit is respectively connected to the serial port touch screen, the first Star Flash communication unit, the control main board and the second Star Flash communication unit.

2. According to claim 1, a group care device for upper limb disability based on Star Flash communication is characterized in that: The microcontroller unit has 32 pins, and the serial port touch screen has 6 pins; Pin 1 of the serial port touch screen is connected to pin 17 of the micro control unit, pin 3 of the serial port touch screen is connected to pin 15 of the micro control unit, pin 4 of the serial port touch screen is connected to pin 16 of the micro control unit, pins 2 and 5 of the serial port touch screen are respectively connected to pin 24 of the micro control unit, and pin 2 of the serial port touch screen is connected to a 5V voltage source, and pin 6 of the serial port touch screen is grounded.

3. According to claim 2, a group care device for upper limb disability based on Star Flash communication is characterized in that: The functional circuit includes a first resistor and a protection diode, one end of the first resistor is connected to pin 2 of the serial port touch screen, and the other end is connected to pin 24 of the micro control unit, the input end of the protection diode is connected to pin 24 of the micro control unit, and the output end is connected to pin 2 of the serial port touch screen, the protection diode is connected in parallel with the first resistor, and after parallel connection, one end close to pin 2 of the serial port touch screen is connected in series with a 5V voltage source.

4. The upper limb disability group care device based on Star Flash communication according to claim 2 is characterized in that: The functional circuit also includes a crystal oscillator, a first filter capacitor and a second filter capacitor; One end of the first filter capacitor is connected to pin 2 of the micro control unit, and the other end is connected to one end of the second filter capacitor and grounded, the other end of the second filter capacitor is connected to pin 1 of the micro control unit, one end of the crystal oscillator is connected to pin 2 of the micro control unit, and the other end is connected to pin 1 of the micro control unit.

5. The upper limb disability group care device based on star flash communication according to claim 4 is characterized in that: The capacitance of the first filter capacitor and the second filter capacitor are both 20-24 pF, and the frequency of the crystal oscillator is 11-13 MHz.

6. The upper limb disability group care device based on Star Flash communication according to claim 2 is characterized in that: The functional circuit also includes a third filter capacitor and a voltage regulator diode, one end of the third filter capacitor is connected to pin 27 of the micro control unit, and the other end is connected to pin 28 of the micro control unit, the output end of the voltage regulator diode is connected to pin 28 of the micro control unit, and the output end is respectively connected to pin 3 of the micro control unit and pin 33 of the micro control unit.

7. The upper limb disability group care device based on star flash communication according to claim 2 is characterized in that: The functional circuit also includes a first light-emitting diode, a second light-emitting diode, a second resistor and a third resistor; the input end of the first light-emitting diode is connected to the second resistor, a 5V voltage source, the third resistor and the input end of the second light-emitting diode in sequence, the output end of the first light-emitting diode is connected to pin No. 11 of the micro control unit, and the output end of the second light-emitting diode is connected to pin No. 10 of the micro control unit.

8. The upper limb disability group care device based on Star Flash communication according to claim 1 is characterized in that: The first star flash communication unit and the second star flash communication unit constitute a star flash module, the model of the star flash module is Hi2821, and the star flash module is connected to pin 31 of the micro control unit.

9. The upper limb disability group care device based on Star Flash communication according to claim 1 is characterized in that: The model of the control mainboard is RK3588s.

10. The upper limb disability group care device based on Star Flash communication according to claim 1 is characterized in that: The article clamping mechanism comprises a first clamping unit for clamping elastic food and a second clamping unit for clamping liquid food.

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