CN112205721B

CN112205721B - Wearable intelligent wrist strap based on motion data monitoring

Info

Publication number: CN112205721B
Application number: CN202010974040.1A
Authority: CN
Inventors: 梁力中; 吴波; 戚怡
Original assignee: Guangdong Zhanjiang Institute Of Marine Medicine; Southern Marine Science and Engineering Guangdong Laboratory Zhanjiang
Current assignee: Guangdong Zhanjiang Institute Of Marine Medicine; Southern Marine Science and Engineering Guangdong Laboratory Zhanjiang
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2022-11-22
Anticipated expiration: 2040-09-16
Also published as: CN112205721A

Abstract

The invention discloses a wearable intelligent wrist strap based on motion data monitoring, which comprises a hand strap, a USB (universal serial bus) jack, a flexible storage battery, a square block, a display screen, a wireless signal receiver and a digital sensor, wherein the USB jack is fixedly arranged on the lower surface of the hand strap, the output end of the USB jack is connected with the flexible storage battery, the flexible storage battery is positioned in the hand strap, the outer surface of the flexible storage battery is fixedly connected with a connecting layer, and the outer surface of the connecting layer is fixedly connected with a heating layer. This wearing formula intelligent wrist strap based on motion data monitoring, after photoelectric generator radiates the light, photosensitive receiver can measure the light that reflects back, later transmits the data that measures for wireless signal receiver through wireless signal transmitter, and on wireless signal receiver transmitted the display screen with measured data through digital sensor, observed the motion data through the convenient to use person of display screen to formulate the motion plan.

Description

Wearable intelligent wrist strap based on motion data monitoring

Technical Field

The invention relates to the technical field related to motion data detection, in particular to a wearable intelligent wrist strap based on motion data monitoring.

Background

Sports is an indispensable part in people's daily life, can improve people's health degree through the motion, and effectual improvement resistance prevents to become ill because resistance is low, and sports meeting and olympic games are all gone on around the motion, such as swimming, running, table tennis and badminton, and people often wear a kind of wrist strap in daily life, through this wrist strap increase aesthetic measure, and carry out effectual protection to people's wrist, stamp on some sports's sign etc. but this wrist strap has some shortcomings:

firstly, the common wrist strap does not have the function of monitoring the movement data heart rate, and cannot enable a sporter to effectively observe the heartbeat of the sporter, so that the movement effect is improved, the movement time length is reasonably arranged, and the like;

secondly, as mentioned above, the common wrist strap is directly worn on the wrist, but the wrist strap with the hasp is not beautiful enough, the hasp is exposed outside, which is inconvenient, and the material is hard, so that the wrist strap is uncomfortable to wear;

thirdly, the wrist strap is generally worn on the hand and is exposed outside, and when the wrist strap is used in cold seasons such as winter, the wrist strap becomes cool due to the influence of air flow and materials, and a wearer feels discomfort.

Disclosure of Invention

The invention aims to provide a wearable intelligent wrist strap based on motion data monitoring, aiming at solving the problem that the wrist strap does not have the function of monitoring motion data; the buckle cannot be contracted, and is inconvenient to use and not beautiful enough; the wrist strap is exposed outside and does not have the heating function, and the user is easy to feel uncomfortable after getting cold.

In order to achieve the purpose, the invention provides the following technical scheme: a wearable intelligent wrist strap based on motion data monitoring comprises a bracelet belt, a USB socket, a flexible storage battery, a square block, a display screen, a wireless signal receiver and a digital sensor, wherein the lower fixed surface of the bracelet belt is provided with the USB socket, the output end of the USB socket is connected with the flexible storage battery, the flexible storage battery is positioned inside the bracelet belt, the outer fixed surface of the flexible storage battery is connected with a connecting layer, the outer fixed surface of the connecting layer is connected with a heating layer, the outer surface of the flexible storage battery is respectively and fixedly connected with an anode block and a cathode block, the anode block and the cathode block are positioned inside the top end of the bracelet belt, the top surface of the bracelet belt is fixedly connected with a fixed block, the top surface of the fixed block is penetrated through by a hand wheel, the outer fixed surface of the hand wheel is connected with a limited block, the limited block is positioned inside the fixed block, and the lower surface of the hand wheel is penetrated by a bolt, the top surface of the bolt is fixedly connected with an arc block, the bolt penetrates through the top surface of the hand ring belt and the lower surface of the fixed block, the bottom surface of the bolt is fixedly connected with a connecting block, the connecting block penetrates through the top surface of the insulating block, the bottom surface of the insulating block is fixedly connected with a PCBA (printed Circuit Board Assembly), the right side surface of the hand ring belt is fixedly connected with a square block, the right side surface of the square block is fixedly connected with a display screen, the inside of the square block is respectively and fixedly provided with a wireless signal receiver and a digital sensor, the outer surface of the tail end of the hand ring belt is provided with a groove, the outer surface of the groove is fixedly connected with a first magnetic block, the first magnetic block is positioned inside the hand ring belt, the right side surface of the square block is penetrated by a pressing block, the left side surface of the pressing block is fixedly connected with a twist rod, and the left side surface of the twist rod is fixedly connected with a spring, and the spring is fixed to be set up in the inside of square piece, the fluted bar runs through the central axis of cylinder simultaneously, and the internal surface fixed connection of cylinder has the lug to the external surface fixed connection of cylinder has the top of connecting chain, the surface of connecting chain is connected with the guide block, and the fixed setting in the inside of square piece of guide block to the terminal fixedly connected with cylinder piece of connecting chain, the cylinder piece runs through the left side surface of square piece and the internal surface of recess, and the left side fixed surface of cylinder piece is provided with the second magnetic block.

Preferably, the inside photoelectric generator, photosensitive receiver and the wireless signal transmitter of being fixed with respectively in the left side of bracelet area, and photoelectric generator fixed connection is on photosensitive receiver's top to photosensitive receiver and photoelectric generator all fix the left end that sets up at the wireless signal transmitter.

Preferably, the photoelectric generator and the photosensitive receiver are the same vertical line, and the output end of the photosensitive receiver is connected to the input end of the wireless signal transmitter.

Preferably, the connecting layer is made of polycarbonate material, and the heating layer fixedly connected with the outer surface of the connecting layer is a PI heating sheet.

Preferably, the hand wheel passes through the stopper and constitutes rotating-structure with the fixed block, and hand wheel and bolt constitution sliding structure to the hand wheel is connected for the block with the circular arc piece.

Preferably, the bolt is in threaded connection with the hand ring belt, the connecting block on the bolt and the insulating block form a rotating structure, the insulating block is made of rubber materials, and meanwhile the lower surface of the PCBA board on the insulating block is attached to the upper surfaces of the positive pole block and the negative pole block.

Preferably, the pressing block and the square block form a sliding structure, and the twist rod on the pressing block and the square block form an elastic structure through a spring.

Preferably, the twist rod and the roller form a sliding structure, and the twist rod and the projection are connected in a clamping manner.

Preferably, the cylinder and the connecting chain form a winding rotating structure, the outer surface of the connecting chain is attached to the outer surface of the guide block, and the connecting chain and the cylindrical block form a sliding structure together with the square block.

Preferably, the cylinder piece passes through the recess and is connected for the block with the bracelet area, and second magnetic block on the cylinder piece constitutes opposite-polarity attraction structure with first magnetic block.

Compared with the prior art, the invention has the beneficial effects that: the wearable intelligent wrist strap based on motion data monitoring,

1. when the photoelectric generator emits light, the photosensitive receiver can measure the reflected light, the measured data are transmitted to the wireless signal receiver through the wireless signal transmitter, the wireless signal receiver transmits the measured data to the display screen through the digital sensor, and a user can observe the movement data through the display screen conveniently, so that a movement plan is formulated;

2. the connecting chain can be wound by pressing the pressing block, the drum is driven by the extrusion convex block of the twist rod to rotate, the connecting chain is pulled by the guide block, the cylindrical block retracts into the square block, then the length of the bracelet band is adjusted according to the self requirement, after the adjustment is finished, the pressing block is loosened, and under the attraction effect of the first magnetic block and the second magnetic block, the cylindrical block is clamped into the groove for fixing, so that the size adjusting effect is achieved, and the connecting chain is more attractive;

3. the rotatory hand wheel of accessible, it is rotatory to make the hand wheel pass through the circular arc piece and drive the bolt, the bolt then can promote connecting block limit rotation limit downstream through the threaded connection with the bracelet area, nevertheless because connecting block and insulating block constitute rotating-structure, the insulating block only can promote the PCBA board downwards, make the positive negative pole and the anodal piece and the negative pole piece of PCBA board laminate mutually, make flexible storage battery circular telegram, the PCBA board conveys the electric current for the heating layer heating of PI heating plate, make the bracelet area heat and reach cold-proof effect.

Drawings

FIG. 1 is a schematic overall cross-sectional elevational view of the present invention;

FIG. 2 is a schematic side cross-sectional view of the present invention in its entirety;

FIG. 3 is a schematic view of a sectional view of the connection between the square block and the bracelet band;

FIG. 4 is a schematic top sectional view of the fixing block of the present invention;

FIG. 5 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 6 is an enlarged view of the structure at B in FIG. 1 according to the present invention.

In the figure: 1. a hand ring belt; 2. a USB socket; 3. a flexible battery; 4. a connecting layer; 5. a heat generating layer; 6. a positive electrode block; 7. a negative pole block; 8. a fixed block; 9. a hand wheel; 10. a limiting block; 11. a bolt; 12. an arc block; 13. connecting blocks; 14. an insulating block; 15. PCBA board; 16. a photovoltaic generator; 17. a light sensitive receiver; 18. a wireless signal transmitter; 19. a square block; 20. a display screen; 21. a wireless signal receiver; 22. a digital sensor; 23. a groove; 24. a first magnetic block; 25. a pressing block; 26. a twist rod; 27. a spring; 28. a drum; 29. a bump; 30. a connecting chain; 31. a guide block; 32. a cylindrical block; 33. a second magnetic block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a wearable intelligent wrist strap based on motion data monitoring comprises a hand strap 1, a USB socket 2, a flexible storage battery 3, a connecting layer 4, a heating layer 5, a positive electrode block 6, a negative electrode block 7, a fixing block 8, a hand wheel 9, a limiting block 10, a bolt 11, an arc block 12, a connecting block 13, an insulating block 14, a PCBA board 15, a photoelectric generator 16, a photosensitive receiver 17, a wireless signal transmitter 18, a square block 19, a display screen 20, a wireless signal receiver 21, a digital sensor 22, a groove 23, a first magnetic block 24, a pressing block 25, a twist bar 26, a spring 27, a roller 28, a bump 29, a connecting chain 30, a guide block 31, a cylindrical block 32 and a second magnetic block 33, wherein the lower surface of the hand strap 1 is fixedly provided with the USB socket 2, the output end of the USB socket 2 is connected with the flexible storage battery 3 is located inside the hand strap 1, the outer surface of the flexible storage battery 3 is fixedly connected with the connecting layer 4, the outer surface of the connecting layer 4 is fixedly connected with the heating layer 5, the outer surface of the flexible storage battery 3 is respectively fixedly connected with the positive electrode block 6 and the negative electrode block 7, the bolt 7, the top surface of the hand strap 11 is connected with the insulating block 11, the top surface of the hand strap 11, the hand strap 14 is connected with the insulating block 11, the top surface of the hand strap 11, the hand strap 14, the hand strap is connected with the hand strap 14, the top surface of the hand strap 14, the hand strap 10, the hand strap is connected with the hand strap, the hand strap 14, the right side fixed surface of bracelet area 1 is connected with square piece 19, and the right side fixed surface of square piece 19 is connected with display screen 20, and the inside of square piece 19 is fixed wireless signal receiver 21 and digital sensor 22 of being provided with respectively, the terminal surface of bracelet area 1 is seted up flutedly 23, and the fixed surface of recess 23 is connected with first magnetic block 24, and first magnetic block 24 is located the inside of bracelet area 1, the right side surface of square piece 19 is run through by pressing block 25, and the left side fixed surface of pressing block 25 is connected with fried dough twist pole 26, the left side fixed surface of fried dough twist pole 26 is connected with spring 27, and spring 27 is fixed to be set up in the inside of square piece 19, fried dough twist pole 26 runs through the central axis of cylinder 28 simultaneously, and the internal surface fixed surface of cylinder 28 is connected with lug 29, and the external surface fixed surface of cylinder 28 is connected with the top of connecting link 30, the external surface of connecting link 30 is connected with guide block 31, and guide block 31 is fixed to be set up in the inside of square piece 19, and the terminal fixed connection of connecting link 30 is connected with cylinder piece 32, cylinder piece 32 runs through the internal surface of the left side fixed surface of square piece 19 and recess 23, and the magnetic block 32 is provided with second magnetic block 33.

Inside being fixed with photoelectric generator 16 respectively in the left side of bracelet area 1, photosensitive receiver 17 and wireless signal transmitter 18, and photoelectric generator 16 fixed connection is at the top of photosensitive receiver 17, and photosensitive receiver 17 and photoelectric generator 16 all fix the left end that sets up at wireless signal transmitter 18, photoelectric generator 16 and photosensitive receiver 17 are same vertical line, and the input at wireless signal transmitter 18 is connected to the output of photosensitive receiver 17, at first when photoelectric generator 16 radiates the light and hits the skin, there is the absorption effect to the light of specific wavelength through blood, when heart pump blood at every turn, the wavelength then can be absorbed, the light of rethread reflection is received by photosensitive receiver 17 and is measured, later convey data to wireless signal transmitter 18, wireless signal transmitter 18 then can be with signal wireless transmission to wireless signal receiver 21.

The connecting layer 4 is made by the polycarbonate material and forms, and 4 outer fixed surface of connecting layer 5 that generate heat of connecting layer be the PI heating plate, has fine thermal-insulated effect when polycarbonate to can effectually protect flexible battery 3, prevent that flexible battery 3 from being heated impaired, increase of service life, and the PI heating plate generate heat 5 after switching on, can generate heat, thereby reach the cold-proof effect that generates heat.

The hand wheel 9 and the fixing block 8 form a rotating structure through the limiting block 10, the hand wheel 9 and the bolt 11 form a sliding structure, the hand wheel 9 is connected with the arc block 12 in a clamping mode, and when the hand wheel 9 rotates, the hand wheel 9 can drive the arc block 12 in the clamping mode to rotate.

Bolt 11 is threaded connection with bracelet area 1, and connecting block 13 on the bolt 11 and insulating block 14 constitute rotating-structure, and insulating block 14 is rubber materials, simultaneously PCBA board 15 lower surface on insulating block 14 laminates with the upper surface of positive pole piece 6 and negative pole piece 7 mutually, when circular arc piece 12 is rotatory, circular arc piece 12 can drive bolt 11 rotatory, can carry out threaded connection with bracelet area 1 when bolt 11 is rotatory, make bolt 11 promote connecting block 13 downwards while rotatory, make connecting block 13 promote insulating block 14 through the rotation in insulating block 14 and slide downwards, insulating block 14 then promotes PCBA board 15 and slides downwards and laminates with positive pole piece 6 and negative pole piece 7 mutually, the positive negative pole and the negative pole of positive pole piece 6 and negative pole piece 7 are connected the circular telegram with PCBA board 15 positive negative pole at this moment, PCBA board 15 can convey the electric current to the layer 5 that generates heat of output, make the layer 5 that generates heat of PI heating piece electrify generate heat.

The pressing block 25 and the square block 19 form a sliding structure, the twist rod 26 on the pressing block 25 and the square block 19 form an elastic structure through the spring 27, when the pressing block 25 is pressed, the pressing block 25 can push the twist rod 26 to slide to compress the spring 27 for charging, and when the pressing block 25 is released, the spring 27 which is charged pops up to push the twist rod 26, so that the twist rod 26 pushes the pressing block 25 to slide for resetting.

The twist bar 26 and the roller 28 form a sliding structure, and the twist bar 26 and the protrusion 29 are connected in a snap-fit manner, so that when the twist bar 26 slides, the protrusion 29 is pressed by the twist bar 26, and the protrusion 29 rotates when being pressed by the twist bar 26 with a spiral surface.

Cylinder 28 constitutes winding revolution mechanic with connecting link 30, and the surface of connecting link 30 laminates with the surface of guide block 31 mutually, and connecting link 30 and cylinder piece 32 all constitute sliding construction with square piece 19, can drive fixed connection's cylinder 28 when lug 29 is rotatory and rotate, make cylinder 28 rotatory to connecting link 30 rolling or relax, connecting link 30 then can relax or drag cylinder piece 32 through guide block 31, make cylinder piece 32 slide.

The cylinder piece 32 is connected for the block through recess 23 and bracelet area 1, and second magnetic block 33 on the cylinder piece 32 and first magnetic block 24 constitute opposite poles and inhale the structure mutually, and when cylinder piece 32 did not receive the power of dragging, the second magnetic block 33 of cylinder piece 32 received the suction of first magnetic block 24 and slided for cylinder piece 32 slides in the inside of recess 23 and carries out the block.

The working principle is as follows: when the wearable intelligent wristband based on motion data monitoring is used, after a power supply and the like are installed on the wearable intelligent wristband, according to the drawing 1, the drawing 2, the drawing 3 and the drawing 6, firstly, the pressing block 25 on the square block 19 is pressed, the pressing block 25 pushes the twisted rod 26 to slide, the twisted rod 26 compresses and energizes the spring 27 and simultaneously extrudes the bump 29, the bump 29 drives the fixedly connected roller 28 to rotate after being extruded, the roller 28 rotates to pull the connecting chain 30, the connecting chain 30 pulls and retracts the cylindrical block 32 to the inside of the square block 19 through the guide block 31, at the moment, after the bracelet belt 1 is wound on the hand, the tail end of the bracelet belt 1 is inserted into the top end of the square block 19, after the length is adjusted, the pressing block 25 is loosened, the energized spring 27 pushes the twisted rod 26 to reset and extrude the bump 29 again, the bump 29 drives the roller 28 to reset to release the connecting chain 30 through the extrusion, the connecting chain 30 does not pull the cylindrical block 32 any more, the first magnetic block 24 generates a second magnetic force, the second magnetic block 33 generates a magnetic force, the second magnetic block 33 is pulled to move, the tail end of the bracelet belt 23, and the tail end of the bracelet can be clamped in a groove, and the bracelet 23 can be more attractive and the bracelet to move conveniently;

after wearing the hand ring belt 1, according to fig. 1, the photoelectric generator 16 emits a light signal, the light signal is reflected by contacting with the skin, the reflected wavelength is monitored by the photosensitive receiver 17 for measurement, the data measured by the photosensitive receiver 17 is transmitted out through the wireless signal transmitter 18, the data is transmitted to the wireless signal receiver 21 for reception, the wireless signal receiver 21 transmits a pulse signal to the digital sensor 22, the digital sensor 22 transmits the data to the display screen 20 for display, so that the user can observe the data conveniently, and the effect of monitoring the movement data is achieved;

and in winter, according to fig. 1, fig. 2, fig. 4 and fig. 5, after a data line is plugged into the USB socket 2, the USB socket 2 can charge the flexible storage battery 3, when the flexible storage battery 3 is fully charged, the hand wheel 9 on the fixing block 8 can be rotated by rotating the hand wheel 9, so that the hand wheel 9 drives the arc block 12 through the limiting block 10, the arc block 12 can drive the bolt 11 to rotate, the bolt 11 can be in threaded connection with the hand ring belt 1, so that the bolt 11 pushes the connecting block 13 downwards while rotating, the connecting block 13 pushes the insulating block 14 downwards, so that the insulating block 14 extrudes the PCBA plate 15 to downwards attach the positive block 6 and the negative block 7 to be electrified, the electrified electricity can not be transmitted to the hand wheel 9 through the insulating block 14, the safety is improved, and the PCBA plate 15 is electrified to the heating layer 5, so that the heating layer 5 of the PI heating sheet is heated, so that the hand ring belt 1 is heated, thereby the warming effect can be achieved, and the connecting layer 4 can achieve the heat insulation effect, the thermal damage of the flexible storage battery 3 is prevented, and the overall practicability is increased.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a wearing formula intelligent wrist strap based on motion data monitoring, includes bracelet area (1), USB socket (2), flexible battery (3), square piece (19), display screen (20), wireless signal receiver (21) and digital sensor (22), its characterized in that: the hand girdle band is characterized in that a USB socket (2) is fixedly arranged on the lower surface of the hand girdle band (1), the output end of the USB socket (2) is connected with a flexible storage battery (3), the flexible storage battery (3) is positioned in the hand girdle band (1), the outer surface of the flexible storage battery (3) is fixedly connected with a connecting layer (4), the outer surface of the connecting layer (4) is fixedly connected with a heating layer (5), the outer surface of the flexible storage battery (3) is respectively and fixedly connected with an anode block (6) and a cathode block (7), and the anode block (6) and the cathode block (7) are positioned in the top end of the hand girdle band (1);

the top surface of the bracelet area (1) is fixedly connected with a fixed block (8), the top surface of the fixed block (8) is penetrated through by a hand wheel (9), the outer surface of the hand wheel (9) is fixedly connected with a limited block (10), the limited block (10) is positioned inside the fixed block (8), the lower surface of the hand wheel (9) is penetrated through by a bolt (11), the top surface of the bolt (11) is fixedly connected with an arc block (12), and the bolt (11) penetrates through the top surface of the bracelet area (1) and the lower surface of the fixed block (8),

the hand wheel (9) forms a rotating structure with the fixed block (8) through a limiting block (10), the hand wheel (9) and the bolt (11) form a sliding structure, the hand wheel (9) is connected with the arc block (12) in a clamping mode, the bolt (11) is in threaded connection with the bracelet tape (1), a connecting block (13) on the bolt (11) and an insulating block (14) form the rotating structure, the insulating block (14) is made of rubber materials, and meanwhile the lower surface of a PCBA plate (15) on the insulating block (14) is attached to the upper surfaces of the positive electrode block (6) and the negative electrode block (7);

the bottom surface of the bolt (11) is fixedly connected with a connecting block (13), the connecting block (13) penetrates through the top surface of the insulating block (14), and the bottom surface of the insulating block (14) is fixedly connected with a PCBA (printed circuit board assembly) (15);

a photoelectric generator (16), a photosensitive receiver (17) and a wireless signal transmitter (18) are respectively and fixedly arranged inside the left side of the hand ring belt (1), the photoelectric generator (16) is fixedly connected to the top end of the photosensitive receiver (17), the photosensitive receiver (17) and the photoelectric generator (16) are both fixedly arranged at the left end of the wireless signal transmitter (18), the photoelectric generator (16) and the photosensitive receiver (17) are in the same vertical line, and the output end of the photosensitive receiver (17) is connected to the input end of the wireless signal transmitter (18);

the right side surface of the hand ring belt (1) is fixedly connected with a square block (19), the right side surface of the square block (19) is fixedly connected with a display screen (20), the inside of the square block (19) is respectively and fixedly provided with a wireless signal receiver (21) and a digital sensor (22), the outer surface of the tail end of the hand ring belt (1) is provided with a groove (23), the outer surface of the groove (23) is fixedly connected with a first magnetic block (24), the first magnetic block (24) is positioned inside the hand ring belt (1), the right side surface of the square block (19) is penetrated through by a pressing block (25), the left side surface of the pressing block (25) is fixedly connected with a hemp rod (26), the left side surface of the hemp rod (26) is fixedly connected with a spring (27), the spring (27) is fixedly arranged inside the square block (19), the hemp rod (26) simultaneously penetrates through the central axis of a roller (28), the inner surface of the roller (28) is fixedly connected with a bump (29), the outer surface of the roller (28) is fixedly connected with the top end of a connecting chain (30), the outer surface of the connecting chain (30) is fixedly connected with the square block (30), a guide block (31) is arranged inside of the guiding block (19), and the guiding block (32) is arranged inside of the cylindrical chain block (19), the cylindrical block (32) penetrates through the left side surface of the square block (19) and the inner surface of the groove (23), and a second magnetic block (33) is fixedly arranged on the left side surface of the cylindrical block (32);

the pressing block (25) and the square block (19) form a sliding structure, and a twist rod (26) on the pressing block (25) and the square block (19) form an elastic structure through a spring (27);

the twist rod (26) and the roller (28) form a sliding structure, and the twist rod (26) is connected with the bump (29) in a clamping manner;

the roller (28) and the connecting chain (30) form a winding rotating structure, the outer surface of the connecting chain (30) is attached to the outer surface of the guide block (31), and the connecting chain (30) and the cylindrical block (32) and the square block (19) form a sliding structure;

the cylinder piece (32) is connected with the bracelet band (1) through the groove (23) in a clamping mode, and the second magnetic block (33) on the cylinder piece (32) and the first magnetic block (24) form an opposite attraction structure.

2. A wearable smart wristband based on athletic data monitoring as recited in claim 1, wherein: the connecting layer (4) is made of polycarbonate materials, and the heating layer (5) fixedly connected with the outer surface of the connecting layer (4) is a PI heating sheet.