Intelligent sports kneepad and intelligent control system

Abstract

An intelligent sports kneepad and an intelligent control system. The kneepad is of narrow-band type and comprises a base (1) and a binding strap (2) connected to the base (1). The kneepad is mounted at the patellar tendon position by means of the binding strap (2). An air pouch (3) fitting onto the patellar tendon of the knee is disposed on an inner side surface of the base (1). An inflation mechanism (5), a detection mechanism, a battery assembly (6), an early warning assembly (7), and a main control board (8) are arranged inside the base (1). The detection mechanism is used for detecting the pressure state of the air pouch (3) and the motion state of the human body. The inflation mechanism (5) inflates or deflates the air pouch (3) on the basis of information fed back by the detection mechanism, and can automatically adjust the pressure applied to the patellar tendon position on the basis of different motion states. The battery assembly (6) supplies power to the kneepad. The early warning assembly (7) is used for providing sports warnings and emergency assistance notifications. The intelligent sports kneepad integrates multiple functions such as intelligent adjustment, early warning, and human–machine interaction, can effectively prevent or reduce knee joint injuries and fatigue, enables automatic tightness adjustment, and features a compact and lightweight structure with good portability, integration, and comfort.

Description

Intelligent sports knee pad and intelligent control system TECHNICAL FIELD

[0001] The present application relates to the technical field of knee pads, in particular to an intelligent sports knee pad, and further relates to an intelligent control system of the intelligent sports knee pad. BACKGROUND

[0002] A knee pad is one of the most common sports injury protection products, and is mainly used as an auxiliary device for sports enthusiasts or athletes to wear during sports to prevent knee joint sports injuries. Current research has also confirmed that reasonable use of knee pads can significantly reduce sports injuries.

[0003] In the prior art, sports knee pads are mostly sleeve type, which wrap the entire knee joint. When sports personnel wear and use the knee pads for a long time, the knee movement is difficult, the knee joint is not easy to bend, and it is easy to cause heatiness, thereby affecting normal sports. In addition, the tightness of the traditional knee pad is mainly adjusted by the wearer himself by adjusting the length of the wearing belt to adjust the tightness, which is troublesome to adjust. Moreover, after wearing for a long time, the belt adjustment part will be repeatedly pulled, resulting in belt adjustment failure and loosening, causing inconvenience in sports, and the protection function of the knee is invalid. SUMMARY

[0004] The present application aims to provide an intelligent sports knee pad to overcome the deficiencies in the prior art.

[0005] To solve the above technical problems, the technical scheme of the present application is as follows: an intelligent sports knee pad is narrow band type, which comprises a base and a band connected with the base. The band installs the knee pad at the position of the patellar tendon through magic tape or buckle structure. The inner side surface of the base is provided with an air bag which is attached to the patellar tendon of the knee. The base is internally provided with a cavity, and the cavity is internally provided with an inflation mechanism, a detection mechanism, a battery assembly, a warning assembly and a main control board. The detection mechanism is used for detecting the pressure state of the air bag and the movement state of the human body. The inflation mechanism inflates or deflates the air bag according to the information fed back by the detection mechanism, and can automatically adjust the pressure applied to the position of the patellar tendon according to different movement states. The battery assembly provides power for the knee pad. The warning assembly is used for providing sports warning and emergency rescue reminder. The main control board is electrically connected with the inflation mechanism, the detection mechanism, the battery assembly and the warning assembly. The base is further provided with a switch button.

[0006] Further, the intelligent sports knee pad described above, the base is made of rubber, which comprises a seat body, a base shell and a support plate. The middle part of the seat body is a frame body provided with a through hole. The outer peripheral side of the base shell is provided with an annular groove which is matched with the frame body. The frame body is inlaid in the annular groove. The base shell is a shell body which is provided with an opening at the inner side end. The cavity is arranged in the base shell. The support plate is inlaid at the inner side end surface of the base shell and closes the opening of the base shell. The air bag is attached to the inner side surface of the support plate.

[0007] Further, the intelligent sports knee pad described above is provided with an arc-shaped mounting part integrally formed with the frame body on both sides of the seat body, the arc-shaped mounting part is attached to the knee part, and a mounting hole connected with the strap is arranged at the lower end of the arc-shaped mounting part.

[0008] Further, the intelligent sports knee pad described above is provided with a detection mechanism including a pressure sensor for detecting the air pressure of the air bag in real time and a six-axis acceleration sensor for detecting the human body motion state.

[0009] Further, the intelligent sports knee pad described above is provided with an inflation mechanism including a micro air pump, an electromagnetic valve and an air path connector, the micro air pump, the electromagnetic valve and the air bag are connected through the air path connector, the micro air pump is used for inflating the air bag, and the electromagnetic valve is used for controlling the deflation of the air bag.

[0010] Further, the intelligent sports knee pad described above is provided with an air bag including a thermoplastic elastic layer arranged on the outer side and a silica gel insert arranged on the inner side, the silica gel insert is welded inside the air bag through high frequency welding, and the outer side of the thermoplastic elastic layer is further provided with a skin-friendly material layer attached to the skin, which has the superior performance of thinness, softness and air permeability.

[0011] Further, the intelligent sports knee pad described above is provided with a bowtie-shaped air bag, the middle part is concave inward, and the concave distance of the lower end of the middle part is greater than that of the upper end of the middle part, so that the air bag is more attached to the position of the patellar tendon of the knee part when worn.

[0012] Further, the intelligent sports knee pad described above is provided with a battery assembly including a battery and a charger, the charger includes a magnetic charging seat arranged on the base, which can quickly charge and connect, and the main control board controls the battery assembly through a charging management chip and a power management chip.

[0013] Further, the intelligent sports knee pad described above is provided with a warning assembly including a lamp plate arranged in the cavity, and a light-transmitting sheet corresponding to the lamp plate is arranged on the outer side of the base shell.

[0014] The application also provides an intelligent control system of the intelligent sports knee pad, which comprises a control module and a data acquisition module, a pressure adjusting module, a warning module, a power module, a communication module and a switch module electrically connected with the control module,

[0015] The data acquisition module comprises a pressure sensor and a six-axis acceleration sensor, the pressure sensor is used for acquiring air pressure data of the air bag, and the six-axis acceleration sensor is used for acquiring human body motion state data.

[0016] A control module, the control module stores a database, the database includes state data of each movement posture and corresponding pressure adjustment range, the control module compares the data collected by the data collection module with the data of the database, identifies the real-time movement posture of the human body, and controls the pressure adjustment module and the early warning module to make corresponding actions according to the comparison result; each movement posture includes standing, sitting, turning around, shaking legs, walking at low speed, walking at high speed, walking and stopping, walking around, walking sideways, stamping feet, jogging, running, cycling, going up and down stairs, and the like.

[0017] A pressure adjustment module, which automatically adjusts the pressure of the air bag on the knee according to different movement postures;

[0018] An early warning module, which sends an early warning and an emergency information to an emergency contact person when the detection module detects that the human body falls;

[0019] A power module, which is connected with the control module, the data collection module, the pressure adjustment module, the early warning module, the communication module and the switch module, and provides electric energy;

[0020] A communication module, which is used for wirelessly sending the signal processed by the control module to a mobile phone app; realizes man-machine interaction through the communication module, provides display and basic analysis and evaluation functions of movement process data; and adjusts the functions of the product, such as adjusting the color of the light and adjusting the flashing mode of the light; and sets the product, such as setting the related basic parameters.

[0021] A switch module, which includes a switch button and a human body induction sensor, and can automatically start and automatically shut down through the human body induction sensor arranged on the base.

[0022] Compared with the prior art, the knee protector of the present application has the advantages that the knee protector of the present application integrates intelligent adjustment, automatic early warning, man-machine interaction and other functions, has good functionality, can effectively compress the patellar tendon to prevent or reduce damage and fatigue of the knee joint, automatically adjusts the tightness of the knee protector, prevents the knee protector from loosening and sliding down or being too tight to affect the movement of the human body, has good wearing experience, and has small and light structure, good portability, integration and comfort, and high recognition. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creating laborious work.

[0024] Fig. 1 is a structural schematic view of the intelligent movement knee protector of the present application;

[0025] Fig. 2 is a schematic diagram of the structure of the intelligent sports knee pad of the present application;

[0026] Fig. 3 is an exploded schematic diagram of the intelligent sports knee pad of the present application;

[0027] Fig. 4 is a schematic diagram of the internal structure of the intelligent sports knee pad of the present application;

[0028] Fig. 5 is an electrical control schematic diagram of the intelligent sports knee pad of the present application;

[0029] Fig. 6 is a schematic diagram of the intelligent control system of the intelligent sports knee pad of the present application;

[0030] In the figure: 1, base; 11, seat body; 111, arc-shaped mounting portion; 12, base shell; 121, annular groove; 13, support plate;

[0031] 2, binding strap; 3, air bag;

[0032] 4, cavity;

[0033] 5, inflation mechanism; 51, micro air pump; 52, electromagnetic valve; 53, air path connector;

[0034] 6, battery assembly; 61, battery; 62, magnetic charging base;

[0035] 7, early warning assembly; 71, light plate; 72, light-transmitting sheet;

[0036] 8, main control board;

[0037] 9, switch button. DETAILED DESCRIPTION

[0038] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the scope of protection of the present application. EMBODIMENT

[0039] As shown in Figures 1-5, a kind of intelligent sports knee pad, for narrowband type, including base 1 and the bandage 2 being connected with base 1, the bandage 2 is installed in the position of patellar tendon by magic tape or buckle structure, the bandage of magic tape is used in the embodiment, the inner side of the base 1 is equipped with the air bag 3 being pasted with the patellar tendon of knee, the inside of base 1 is equipped with a cavity 4, air inflation mechanism 5, detection mechanism, battery assembly 6, early warning component 7, main control board 8 are equipped in the cavity, the detection mechanism is equipped on main control board 8, for detecting the pressure state of air bag 3 and the motion state of human body, the air inflation mechanism 5 is inflated, deflated for air bag 3 according to the information of detection mechanism feedback, can automatically adjust the pressure size applied to the position of patellar tendon according to different motion states, prevent or reduce the injury and fatigue of knee joint by compressing patellar tendon, and automatically adjust the tightness of knee pad, prevent the knee pad from loosening and sliding down or being too tight to affect human action, the battery assembly 6 provides electric energy for knee pad, the early warning component 7 is used to provide motion warning, emergency rescue reminder, the main control board 8 is electrically connected with air inflation mechanism 5, detection mechanism, battery assembly 6, early warning component 7;The outside of base 1 is also equipped with switch button 9.

[0040] In the above structure, the detection mechanism includes pressure sensor for detecting the air pressure of air bag 3 in real time and six-axis acceleration sensor for detecting the motion state of human body, and the six-axis acceleration sensor is 6-axis INU.

[0041] As shown in Figures 3-4, the air inflation mechanism 5 includes micro air pump 51, electromagnetic valve 52 and air path connector 53, the micro air pump 51, electromagnetic valve 52 and air bag 3 are connected through air path connector 53, the micro air pump 51 is used to inflate air bag 3, and the electromagnetic valve 52 is used to control the deflation of air bag 3. By inflating and deflating air bag 3, the gap size between air bag 3 and knee is changed, so as to adjust the pressure of knee pad applied to the position of patellar tendon of knee.

[0042] As shown in Figures 2-4, the battery assembly 6 includes battery 61 and charger, the charger includes magnetic charging seat 62 provided on base 1, can quickly charge, the main control board 8 controls battery assembly 6 through charging management chip and power management chip, after the battery 61 is lower than the set threshold, the control logic is adjusted, and after the pressure of air bag 3 is guaranteed, it enters standby (low power) mode.

[0043] As shown in Figures 2-4, the early warning component 7 comprises a lamp plate 71 arranged in the cavity 4, and a light-transmitting sheet 72 corresponding to the lamp plate 71 is arranged outside the base 1, and the light-transmitting sheet 72 is arranged on the outer side of the base shell 12. In the falling process, abnormal acceleration rate in abnormal direction usually occurs, and then the static state of abnormal posture occurs, the change of total acceleration, the change direction and the change rate are calculated based on the acceleration data detected by the six-axis acceleration sensor, the detected abnormality is fed back to the main control board, and the main control board judges whether the falling and other abnormal conditions occur by comparing the data with the threshold value set in the database, so as to control the early warning component to issue a warning and send first aid information to the emergency contact person.

[0044] In conclusion, the intelligent sports knee pad of the present application integrates multiple functions such as intelligent adjustment and automatic early warning, has good functionality, is an electronic knee pad, has high wearing recognition, and can be installed in cooperation with an auxiliary skeleton; the knee pad is a narrow-band type knee pad, is worn at the position of the patellar tendon of the knee, has a small structure, is convenient to wear, and does not affect human body movement, and improves the wearing experience. Embodiment

[0045] Based on the structure of Embodiment 1, as shown in Figures 2-4, the base 1 is made of rubber and comprises a seat body 11, a base shell 12 and a support plate 13, the middle part of the seat body 1 is a frame body with a through hole, the outer circumferential side of the base shell 12 is provided with an annular groove 121 matched with the frame body, the frame body is inlaid in the annular groove 121, the base shell 12 is a shell with an opening at the inner side, the cavity 4 is arranged in the base shell, the support plate 13 is inlaid at the inner side of the base shell 12 and closes the opening of the base shell 12, and the air bag 3 is attached to the inner side of the support plate 13. In this embodiment, the cavity in the base shell 12 is small, only 60*40mm, and various functional parts are integrated and installed, so that the volume is small, the structure is simple and small, and the integration is good.

[0046] As shown in Figures 3-4, the seat body 11 is provided with arc-shaped mounting portions 111 integrally formed with the frame body on both sides, the arc-shaped mounting portions 111 are attached to the knee, and the lower end is provided with a mounting hole connected with the bandage, so as to facilitate wearing. The seat body is integrally made, and the whole knee pad is light in weight, and the total weight is less than 120g, so as to facilitate carrying.

[0047] As shown in Figure 1, the air bag 3 is a bow tie type, the middle part is inwardly recessed, and the recessed distance of the lower end of the middle part is greater than that of the upper end of the middle part, so that the air bag is more attached to the position of the patellar tendon of the knee when worn, the pressure on the patellar tendon is given, the patellar tendon is not damaged, and the wearing experience is improved.

[0048] In addition, the air bag 3 comprises a thermoplastic elastic layer arranged on the outer side and a silica gel insert arranged on the inner side, the silica gel insert is welded in the air bag by high frequency, and the outer side of the thermoplastic elastic layer is further provided with a skin-friendly material layer for skin adhesion, and has the superior performance of thinness, softness and air permeability; in the embodiment, the thermoplastic elastic layer is made of TPU, the sealing performance is good, the skin-friendly material layer can be made of spandex 60%+ polyester 40%, the patellar tendon is pressed and the patellar tendon is not damaged; the silica gel insert has high plasticity, can be attached to the knees of different people, can reduce the gas filling amount in the air bag, reduce the gas flow size of the air pump, and thus a smaller air pump can be selected, and the volume of the base is reduced.

[0049] The application further provides a smart control system of the smart sports knee pad, as shown in Figure 6, comprising a control module and a data acquisition module, a pressure adjusting module, a warning module, a power module, a communication module and a switch module electrically connected with the control module,

[0050] The data acquisition module comprises a pressure sensor and a six-axis acceleration sensor, the pressure sensor is used for acquiring air bag pressure data, and the six-axis acceleration sensor is used for acquiring human motion state data;

[0051] The control module stores a database in the control module, the database comprises state data of each motion posture and a corresponding pressure adjusting range, the state data comprises three-axis acceleration information of a human body, the control module compares the data collected by the data acquisition module with the data of the database, identifies a real-time motion posture of the human body, and controls the pressure adjusting module and the warning module to make corresponding actions according to the comparison result; in the embodiment, the motion postures include standing, sitting, turning, shaking legs, walking at low speed, walking at high speed, walking and stopping, walking around, walking sideways, jogging, sprinting, cycling and going up and down stairs, and different air bag pressures are set for different motion postures.

[0052] The pressure adjusting module automatically adjusts the pressure of the air bag on the knee according to different motion postures; the air bag prevents or reduces the damage and fatigue of the knee joint by pressing the patellar tendon, and automatically adjusts the tightness of the knee pad to prevent the knee pad from sliding down or being too tight to affect the human body movement, can adjust the pressure on the patellar tendon for different people, requirements and motion modes, has high automation degree and improves the wearing experience.

[0053] The warning module sends a warning and emergency information to an emergency contact person when the detection module detects that the human body falls;

[0054] The power module is connected with the control module, the data acquisition module, the pressure adjusting module, the warning module, the communication module and the switch module, and provides electric energy;

[0055] The communication module is used for wirelessly transmitting the signal processed by the control module to the mobile phone app or other server, and the mobile phone app is more convenient to operate based on the fact that the knee pad is worn on the body; the man-machine interaction is realized through the communication module, the display and basic analysis and evaluation functions of the movement process data are provided, the functions of the product are adjusted, such as the light color adjustment and the light flicker adjustment, and the product is initialized and set with related basic parameters.

[0056] The switch module includes a switch button 9 and a human body induction sensor, the switch button can be manually turned on and off, the human body induction sensor arranged on the base can automatically turn on and off, when the knee pad is worn on the knee patellar tendon position, the human body induction sensor can collect the infrared spectrum emitted by the human body, when the infrared spectrum value collected by the sensor reaches the threshold value of the trigger logic signal output, the knee pad can be automatically turned on, otherwise, when the human body induction sensor does not detect the human body, the knee pad is automatically turned off or kept in the off state.

[0057] The knee pad intelligent control system of the application integrates the functions of intelligent adjustment, automatic early warning and man-machine interaction, is good in functionality, can effectively compress the patellar tendon to prevent or reduce the damage and fatigue of the knee joint, and automatically adjusts the tightness of the knee pad to prevent the knee pad from loosening and sliding down or being too tight to affect the human body movement, and is good in wearing experience.

[0058] It is apparent to those skilled in the art that the application is not limited to the details of the foregoing exemplary embodiments, and that the application can be implemented in other concrete forms without departing from the spirit or essential characteristics of the application. Therefore, the embodiments should be considered as exemplary and non-limiting, and the scope of the application is defined by the appended claims rather than the foregoing description, and it is intended to encompass all changes falling within the meaning and scope of the equivalent elements of the claims. Any reference signs in the claims should not be considered as limiting the claims involved.

[0059] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be properly combined to form other embodiments that those skilled in the art can understand.

Claims

1. An intelligent sports knee brace, characterized by: The knee guard is of a narrow band type, comprising a base and a band connected with the base, the band is installed at the position of the patellar tendon by magic tape or buckle structure, the inner side of the base is provided with an air bag which is attached to the patellar tendon of the knee, the base is internally provided with a cavity, the cavity is internally provided with an inflation mechanism, a detection mechanism, a battery assembly, a warning assembly and a main control board, the detection mechanism is used for detecting the pressure state of the air bag and the motion state of the human body, the inflation mechanism inflates and deflates the air bag according to the information fed back by the detection mechanism, and the pressure applied to the position of the patellar tendon can be automatically adjusted according to different motion states, the battery assembly provides power for the knee guard, the warning assembly is used for providing motion warning and emergency rescue reminder, and the main control board is electrically connected with the inflation mechanism, the detection mechanism, the battery assembly and the warning assembly; the base is externally provided with a switch button.

2. The intelligent sport knee pad of claim 1, wherein: The base is made of rubber, comprising a seat body, a base shell and a support plate, the seat body is a frame body with a through hole in the middle, the base shell is externally provided with an annular groove which is matched with the frame body, the frame body is inlaid in the annular groove, the base shell is a shell body with an opening at the inner side end, the cavity is arranged in the base shell, the support plate is inlaid at the inner side end surface of the base shell and closes the opening of the base shell, and the air bag is attached to the inner side surface of the support plate.

3. The intelligent sport knee pad of claim 2, wherein: Arc-shaped mounting parts which are integrally formed with the frame body are arranged at both sides of the seat body, the arc-shaped mounting parts are attached to the knee, and the lower ends of the arc-shaped mounting parts are provided with mounting holes which are connected with the band.

4. The intelligent sport knee pad of claim 1, wherein: The detection mechanism comprises a pressure sensor for detecting the air pressure of the air bag in real time and a six-axis acceleration sensor for detecting the motion state of the human body.

5. The smart sport knee pad of claim 1, wherein: The inflation mechanism comprises a micro air pump, an electromagnetic valve and an air path connector, the micro air pump, the electromagnetic valve and the air bag are connected through the air path connector, the micro air pump is used for inflating the air bag, and the electromagnetic valve is used for controlling the deflation of the air bag.

6. The intelligent sport knee pad of claim 1 or 5, wherein: The air bag comprises a thermoplastic elastic layer arranged at the outer side and a silica gel insert arranged at the inner side, the silica gel insert is welded in the air bag by high frequency, and the outer side of the thermoplastic elastic layer is further provided with a skin-friendly material layer which is attached to the skin.

7. The smart sport knee pad of claim 6, wherein: The air bag is of a bow type, the middle part is inwardly concave, and the concave distance of the lower end of the middle part is greater than that of the upper end of the middle part.

8. The smart sport knee pad of claim 1, wherein: The battery assembly comprises a battery and a charger, the charger comprises a magnetic charging seat arranged on the base, and the charging connection can be quickly performed, and the main control board controls the battery assembly through a charging management chip and a power management chip.

9. The smart sport knee pad of claim 1, wherein: The warning assembly comprises a lamp plate arranged in the cavity, and the base is externally provided with a light-transmitting sheet which is correspondingly arranged with the lamp plate.

10. A smart control system applied to the smart sports knee pad of any one of claims 1 to 9, characterized in that: The knee guard comprises a control module and a data acquisition module, a pressure adjustment module, a warning module, a power module, a communication module and a switch module which are electrically connected with the control module; The data acquisition module comprises a pressure sensor and a six-axis acceleration sensor, the pressure sensor is used for acquiring air pressure data of the air bag, and the six-axis acceleration sensor is used for acquiring motion state data of the human body. The control module has a database stored therein, the database including state data of each movement posture and corresponding pressure adjustment ranges, the control module comparing data collected by the data collection module with data of the database, identifying a real-time movement posture of the human body, and controlling the pressure adjustment module and the early warning module to make corresponding actions according to a comparison result; The pressure adjustment module automatically adjusts pressure of the air bag on the knee according to different movement postures; The early warning module sends an early warning and emergency information to emergency contacts when the detection module detects that the human body falls; The power module is connected with the control module, the data collection module, the pressure adjustment module, the early warning module, the communication module and the switch module, and provides electric energy; The communication module is used for wirelessly sending signals processed by the control module to a mobile phone app; The switch module includes a switch button and a human body sensing sensor, and the human body sensing sensor arranged on the base enables the knee protector to automatically start and automatically shut down.

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