CN115014818A - A multi-state evaluation device and evaluation method for the shock absorption function of a combined sports shoe - Google Patents

Abstract

The invention discloses a combined type sports shoe damping function multi-state evaluation device which comprises a supporting mechanism and an evaluation mechanism arranged on the supporting mechanism, wherein the supporting mechanism comprises a fixed shell, an open slot for a workbench to penetrate into is formed in the top end of the fixed shell, a first guide rod for the workbench to move up and down is connected in the wall body of the fixed shell in a welding mode, and the first guide rod penetrates through the wall body of the workbench. The impact artificial limb replaces a traditional impact head, and is composed of a first artificial limb part and a second artificial limb part, so that different motion states of a human body can be simulated by driving the impact artificial limb to rotate by matching with the rotating plate through relative rotation between the first artificial limb part and the second artificial limb part and the rotary motion of the impact artificial limb on the connecting column, and the device can comprehensively evaluate the functions of the sole and has a good evaluation effect.

Description

A multi-state evaluation device and evaluation method for the shock absorption function of a combined sports shoe

technical field

The invention relates to the technical field of sports shoe function evaluation devices, in particular, to a combined sports shoe shock absorption function multi-state evaluation device and an evaluation method thereof.

Background technique

The traditional shock absorption function evaluation instrument is to standardize the shock absorption function of the sole by collecting data such as the peak impact force between the free fall impact head and the upper surface of the sole, the time to reach the peak impact force, and the energy change. In the state, the force on the sole is not vertical, but has a certain angle, and the traditional shock absorption function evaluation instrument can only be evaluated in a single mode, and the evaluation is not comprehensive enough;

At the same time, the traditional shock absorption function test instrument is a fixed integrated structure, which is relatively bulky and bulky, which is inconvenient to carry and has poor overall convenience, which cannot meet the needs of people. In view of the above defects in the prior art, It is necessary to further improve it to make it more practical in order to match the actual use situation.

SUMMARY OF THE INVENTION

The present invention aims to solve at least one of the technical problems existing in the prior art or related technologies.

Therefore, the purpose of the present invention is to provide a multi-state evaluation device for the shock absorption function of a combined sports shoe and an evaluation method thereof.

The present invention provides a combined sports shoe shock absorption function multi-state evaluation device, which includes a support mechanism and an evaluation mechanism arranged on the support mechanism. The support mechanism includes a fixed casing, and the top of the fixed casing is provided with a an opening slot into which the worktable penetrates, a first guide rod for the worktable to move up and down is welded and connected in the wall of the fixed shell, and the first guide rod passes through the worktable wall;

The evaluation mechanism includes a vertical plate welded with the workbench, and the vertical plate is movably connected with the rotating plate through the first rotating cylinder and the second rotating cylinder, and the top and bottom of the rotating plate are respectively welded with the upper support rod and the rotating plate. a lower support rod, and the upper support rod and the lower support rod are connected by welding through a second guide rod, a hydraulic cylinder is fixed with bolts on the upper support rod, and the second guide rod passes through the upper movable plate and the lower movable plate, And the opposite sides of the upper movable plate and the lower movable plate are respectively bolted with a first electromagnet and a second electromagnet, the piston rod end of the hydraulic cylinder is welded and connected to the top surface of the upper movable plate, and the first electromagnet The end opposite to the second electromagnet is a different-named magnetic pole, the bottom surface of the lower movable plate is welded and connected with the top end of the connecting column, and the bottom end of the connecting column is provided with an impact prosthesis;

The impact prosthesis is composed of a first prosthetic part and a second prosthetic part, and the first prosthetic part is provided with a second groove on the side facing the second prosthetic part, and the top surface of the first prosthetic part is provided with a first groove , and the wall of the first prosthetic component has a rotating rod that is movably connected to its bearing, and the second prosthetic component faces the side of the first prosthetic component with two fixed plates welded and connected, and the two fixed plates extend into the In the second groove, the bearing in the second groove is movably connected with a second rotating shaft, and the second rotating shaft is welded and connected from the fixing plate, and one end of the rotating rod extends into the second groove , and the rotating rod and the second rotating shaft are both pinned and fixed with a second bevel gear, and the second bevel gears on the two are meshed.

Further, the second motor is fixed with bolts in the wall of the fixed casing, and the inner wall of the fixed casing is welded and connected with a horizontal plate. The output shaft of the second motor is connected with the third rotating shaft by a key, and the third rotating shaft passes through the horizontal plate and is movably connected with the horizontal plate bearing, and the third rotating shaft is sleeved with a thread coaxial with it. The threaded rod passes through the convex plate and is threadedly connected to the convex plate. The threaded rod is in the shape of a hollow tube, and its inner wall is not in contact with the outer wall of the third rotating shaft. The top end of the threaded rod passes through the top wall of the fixed housing It is movably connected with the fixed housing bearing, and the inner wall of the threaded rod is provided with a clamping groove.

Further, a cavity is formed in the wall of the upper half of the vertical plate, and a through slot is formed in the wall of the lower half of the vertical plate. The cavity is provided with a fourth rotating shaft and a fifth rotating shaft. One end of the fourth rotating shaft and the top end of the fifth rotating shaft are both pinned and fixed with a third bevel gear, and the third bevel gears on the two are engaged. The other end of the fourth rotating shaft passes through the wall of the vertical plate and is It is welded and connected to the rotating plate, and the fourth rotating shaft is coaxial with the first rotating cylinder. The bottom end of the fifth rotating shaft penetrates the wall of the vertical plate and is inserted into the through groove. The fifth rotating shaft and the fourth rotating shaft The wall body of the vertical plate is movably connected with the bearing, and the through groove penetrates the vertical plate.

Further, the first rotating cylinder is welded and fixed on the vertical plate, the second rotating cylinder is welded and fixed on the rotating plate, the inner diameter of the first rotating cylinder is larger than the diameter of the second rotating cylinder, and the two are coaxial. The second rotating drum is inserted into the first rotating drum and is movably connected with the inner wall bearing of the first rotating drum.

Further, the first prosthetic component and the second prosthetic component are combined into a foot structure, the connecting column is in the shape of an upside-down, the bottom end of which is inserted into the first groove, and the connecting column is bolted with the first A motor, a first rotating shaft is welded and connected in the first groove, and the first rotating shaft passes through the connecting column and is movably connected with the connecting column bearing, the output shaft of the first motor and the first rotating shaft are on the A first bevel gear is fixed on the pin shaft, and the first bevel gears on the two are engaged with each other.

Further, a convex block is formed on the outer wall of the first prosthetic component, and a locking sleeve threadedly connected with the convex block is sleeved, and the rotating rod passes through the convex block and the locking sleeve, and the rotating rod is The upper sleeve is provided with a locking ring which is welded and connected with the locking ring, and the locking ring is respectively fitted with the surface of the convex block and the inner wall of the locking sleeve.

Further, the top end of the third rotating shaft extends vertically upward to form a first protruding rod, and the top surface of the first protruding rod extends vertically upward to form a second protruding rod, and the first protruding rod is provided with a sleeve. , and the outer wall of the sleeve is welded and connected with a plug-in rod matched with the card slot, the sleeve is inserted into the threaded rod, and the plug-in rod is elongated and inserted into the card groove.

Further, the sleeve is provided with a hole and groove running through itself, and the cross-section of the hole groove and the first protruding rod are all rectangular, the first protruding rod, the second protruding rod and the coaxial center line, and the first protruding rod and the first protruding rod are The protruding rods are fitted with the walls of the holes and grooves, and the second protruding rods are cylindrical.

Further, first fixing screw holes that communicate with each other are provided on the wall of the fixed housing outside the opening slot and on the wall of the worktable, and the wall of the sleeve and the wall of the second protruding rod are provided with each other. The second fixed screw hole is connected, and the lower movable plate is provided with a third fixed screw hole, and a threaded column is screwed into the third fixed screw hole, and the threaded column is welded and connected with a counterweight block.

A multi-state evaluation method for the shock absorption function of a combined sports shoe, comprising the following steps:

1. Wear the shoes with the sole to be evaluated on the impact prosthesis;

2. The impact prosthesis does a free fall motion to evaluate the overall shock absorption function of the sole;

3. The impact prosthesis is rotated upwards by a certain angle counterclockwise on the connecting column, so that when the impact prosthesis is in free fall, it can simulate the movement state of the heel on the ground, so that the shock absorption function of the sole at the first prosthetic part can be evaluated separately.

4. Drive the impact prosthesis in step 3 to rotate clockwise through the rotating plate, so that the bottom surface is flush with the workbench, so that the impact prosthesis can drive the sole to move downwards, which can simulate the movement state of the full foot on the ground in the running mode. To evaluate the shock absorption function of the sole in this state of motion;

5. Restore the impact prosthesis to its original state, and rotate it clockwise and downward on the connecting column for a certain angle, while the second prosthetic component rotates counterclockwise on the first prosthetic component upward for a certain angle, so that when the impact prosthesis is in free fall, The motion state of the forefoot landing on the ground can be simulated, so that the shock absorption function of the sole at the second prosthetic component can be independently evaluated;

6. Restore the impact prosthesis to its original state, and drive the impact prosthesis to rotate clockwise through the rotating plate, and at the same time, the second prosthetic component rotates counterclockwise upward at a certain angle on the first prosthetic component, so that the impact prosthesis can drive the sole to move downward, which can simulate The movement state of the forefoot on the ground in running mode is used to evaluate the shock absorption function of the sole in this movement state.

Through the multi-state evaluation device and evaluation method of the combined sports shoes shock absorption function of the present invention, the beneficial effects are:

In the present invention, the traditional impact head is replaced by an impact prosthesis, and the impact prosthesis is a movable structure on the connecting column. Relatively rotating, and the impact prosthesis is integrally arranged on the rotating plate, and the rotating plate can rotate axially;

In this way, through the relative rotation between the first prosthetic component and the second prosthetic component, as well as the rotational motion of the impact prosthesis on the connecting column, the impact prosthesis is driven to rotate with the rotating plate, which can simulate different motion states of the human body, such as when jumping. The heel strikes the ground and the forefoot strikes the ground, as well as the full ball strikes the ground and the forefoot strikes the ground when running, and the shock absorption function of the sole can be evaluated from different angles, and by changing the number of weights on the lower movable plate , which can simulate different human body weights, so as to change the speed of impacting the prosthesis on the sole, so that the device can comprehensively evaluate the sole function, and the evaluation effect is good;

The evaluation components such as the impact prosthesis and the rotating plate can move up and down in the fixed casing through the worktable. The whole device is divided into two parts, which can be freely combined, so that the evaluation components such as the impact prosthesis and the rotating plate are located in the fixed casing before transportation. This can reduce the overall volume, facilitate handling, and improve the overall convenience. Moreover, during handling, it can avoid the impact of prosthetic limbs and rotating plates and other evaluation components from being damaged by collision, and the use effect is good.

Description of drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily understood from the following description of embodiments taken in conjunction with the accompanying drawings, wherein

Fig. 1 is the front view structure schematic diagram of the present invention;

Fig. 2 is the side view structure schematic diagram of the present invention;

Fig. 3 is the top view structure schematic diagram of the present invention;

FIG. 4 is a schematic three-dimensional structure diagram of a fixed housing and a worktable of the present invention;

5 is a schematic diagram of the three-dimensional structure of the lower movable plate and the counterweight block of the present invention;

6 is a schematic cross-sectional structural diagram of the first prosthetic component and the second prosthetic component of the present invention;

FIG. 7 is a schematic diagram of the side sectional structure of the connecting column 17 and the impact prosthesis of the present invention;

Fig. 8 is the enlarged structural schematic diagram of point A in Fig. 6 of the present invention;

9 is a schematic diagram of the explosion structure of the threaded rod, the third rotating shaft and the sleeve of the present invention;

FIG. 10 is a schematic side sectional view of the rotating plate of the present invention.

In the figure: 1. Fixed shell; 2. Open slot; 3. First guide rod; 4. Worktable; 5. Vertical plate; 6. First rotating cylinder; 7. Second rotating cylinder; 9, upper support rod; 10, lower support rod; 11, second guide rod; 12, hydraulic cylinder; 13, upper movable plate; 14, lower movable plate; 15, first electromagnet; 16, second electromagnet; 17, connecting column; 18, first prosthetic component; 19, second prosthetic component; 20, first groove; 21, first motor; 22, first rotating shaft; 23, first bevel gear; 24, first Two grooves; 25, fixed plate; 26, second rotating shaft; 27, rotating rod; 28, second bevel gear; 29, bump; 30, locking ring; 31, locking sleeve; 32, second Motor; 33, horizontal plate; 34, convex plate; 35, threaded rod; 36, third rotating shaft; 37, first convex rod; 38, second convex rod; 39, sleeve; 40, hole groove; 41, Insert rod; 42, card slot; 43, second fixing screw hole; 44, third fixing screw hole; 45, counterweight; 46, threaded column; 47, cavity; 48, through slot; 49, fourth rotation shaft; 50, the fifth rotating shaft; 51, the third bevel gear; 52, the first fixing screw hole.

Detailed ways

In order to more clearly understand the above objects, features and advantages of the present invention, the present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments. It should be noted that the embodiments of the present application and the features in the embodiments may be combined with each other in the case of no conflict.

Many specific details are set forth in the following description to facilitate a full understanding of the present invention. However, the present invention can also be implemented in other ways different from those described herein. Therefore, the protection scope of the present invention is not limited by the specific details disclosed below. Example limitations.

1-10, the present invention provides a technical solution: a combined sports shoe shock absorption function multi-state evaluation device, including a support mechanism, and an evaluation mechanism disposed thereon, the support mechanism includes a fixed housing 1 , and the top of the fixed housing 1 is provided with an opening slot 2 for the worktable 4 to penetrate, the wall of the fixed housing 1 is welded and connected with a first guide rod 3 for the worktable 4 to move up and down, and the first guide rod 3 is connected from the working Pass through the wall of platform 4;

A second motor 32 is fixed with bolts in the wall of the fixed housing 1, and a horizontal plate 33 is welded and connected to the inner wall of the fixed housing 1. A convex plate 34 parallel to the horizontal plate 33 is formed on one side of the worktable 4 extending horizontally outward. The output shafts of the two motors 32 are keyed to the third rotating shaft 36, and the third rotating shaft 36 passes through the horizontal plate 33 and is movably connected to the bearing of the horizontal plate 33. The third rotating shaft 36 is sleeved with a coaxial center line therewith. There is a threaded rod 35, and the threaded rod 35 passes through the convex plate 34 and is threadedly connected to the convex plate 34. The threaded rod 35 is a hollow tubular shape, and its inner wall is not in contact with the outer wall of the third rotating shaft 36. The top of the threaded rod 35 is removed from the fixed shell. The top wall of the body 1 protrudes out and is movably connected with the bearing of the fixed housing 1, and the inner wall of the threaded rod 35 is provided with a slot 42. After the second motor 32 is running, it can drive the third rotating shaft 36 to rotate axially on the horizontal plate 33;

The top end of the third rotating shaft 36 extends vertically upward to form a first protruding rod 37, and the top surface of the first protruding rod 37 extends vertically upward to form a second protruding rod 38. The first protruding rod 37 is provided with a sleeve 39. And the outer wall of the sleeve 39 is welded and connected with the insertion rod 41 which is matched with the card slot 42. The sleeve 39 is inserted into the threaded rod 35, and the insertion rod 41 is elongated and inserted into the card slot 42. There is a hole 40 running through itself, and the cross section of the hole 40 and the first protruding rod 37 is rectangular, the first protruding rod 37, the second protruding rod 38 and the coaxial center line, and the first protruding rod 37 and the hole The groove walls of the groove 40 are in contact with each other, and the second protruding rod 38 is cylindrical. After the third rotating shaft 36 rotates, it can drive the first protruding rod 37 and the second protruding rod 38 on it to rotate synchronously and axially, and the sleeve 39 passes through The hole slot 40 is sleeved on the first protruding rod 37, and the structure of the hole slot 40 and the first protruding rod 37 is designed so that the sleeve 39 will rotate synchronously with the first protruding rod 37, and the insertion rod 41 on the sleeve 39 is connected with the thread The slot 42 on the inner wall of the rod 35 forms a spline connection, which can transmit the torque, the sleeve 39 can drive the threaded rod 35 to rotate synchronously, and then the threaded rod 35 drives the table 4 to move up along the first guide rod 3 through the convex plate 34 , during the upward movement of the worktable 4, the evaluation mechanism on it can be removed from the fixed housing 1, which is convenient for subsequent evaluation operations;

The evaluation mechanism includes a vertical plate 5 welded vertically to the workbench 4, and the vertical plate 5 is movably connected with the rotating plate 8 through the first rotating cylinder 6 and the second rotating cylinder 7, and a cavity is opened in the upper half of the wall of the vertical plate 5. 47, and the lower half wall of the vertical plate 5 is provided with a through groove 48, the cavity 47 is provided with a fourth rotating shaft 49 and a fifth rotating shaft 50, one end of the fourth rotating shaft 49 and the top of the fifth rotating shaft 50 are pinned The shaft is fixed with a third bevel gear 51, and the third bevel gear 51 on the two meshes. The other end of the fourth rotating shaft 49 protrudes from the wall of the vertical plate 5 and is connected to the rotating plate 8 by welding. The four rotating shafts 49 are coaxial with the first rotating drum 6 , the bottom end of the fifth rotating shaft 50 penetrates the wall of the vertical plate 5 and is inserted into the through groove 48 , and the fifth rotating shaft 50 and the fourth rotating shaft 49 are connected to the vertical The walls of the plate 5 are all movably connected by bearings, the through groove 48 penetrates the vertical plate 5, the first rotating cylinder 6 is welded and fixed on the vertical plate 5, the second rotating cylinder 7 is welded and fixed on the rotating plate 8, and the inner diameter of the first rotating cylinder 6 is welded. The diameter of the second rotating drum 7 is larger than the diameter of the second rotating drum 7, and the two are coaxial. The second rotating drum 7 is inserted into the first rotating drum 6 and is movably connected with the inner wall bearing of the first rotating drum 6. The fifth rotating shaft 50 and the second rotating drum The axis lines of the protruding rods 38 are parallel to each other. When the evaluation mechanism is moved out of the support mechanism, the sleeve 39 can be removed from the second protruding rod 38, so that the threaded rod 35 will not rotate with the third rotating shaft 36. The worktable 4 can always be kept in a fixed state, and at the same time, a transmission gear that meshes with each other is installed on the fifth rotating shaft 50 and the second protruding rod 38, so that the second protruding rod 38 can drive the fifth rotating shaft 50 to rotate through the transmission gear. The fifth rotating shaft 50 can drive the fourth rotating shaft 49 to rotate axially through the third bevel gear 51 , and the fourth rotating shaft 49 can drive the rotating plate 8 to rotate. Since the second rotating drum 7 can axially rotate on the first rotating drum 6 Rotation, so that the rotating plate 8 can rotate along the axis line of the first rotating cylinder 6, so that the impact prosthesis angle can be changed through the rotating plate 8, and at the same time, the rotating plate 8 can be rotated more smoothly;

The top and bottom of the rotating plate 8 are respectively welded with the upper support rod 9 and the lower support rod 10, and the upper support rod 9 and the lower support rod 10 are welded and connected by the second guide rod 11, and the upper support rod 9 is bolted with a hydraulic cylinder. 12. The second guide rod 11 passes through the upper movable plate 13 and the lower movable plate 14, and the opposite sides of the upper movable plate 13 and the lower movable plate 14 are respectively bolted with the first electromagnet 15 and the second electromagnet 16. The piston rod end of the hydraulic cylinder 12 is welded and connected to the top surface of the upper movable plate 13, the opposite end of the first electromagnet 15 and the second electromagnet 16 is a different name magnetic pole, and the bottom surface of the lower movable plate 14 is welded to the top of the connecting column 17. , and the bottom end of the connecting column 17 is provided with an impact prosthesis. The upper movable plate 13 and the lower movable plate 14 can move vertically along the second guide rod 11. After the hydraulic cylinder 12 runs, it can drive the upper movable plate 13 to move and move with the lower movable plate. The plates 14 are close together. When the first electromagnet 15 and the second electromagnet 16 are energized and operated, they are magnetically adsorbed, and the hydraulic cylinder 12 can drive the upper movable plate 13 and the lower movable plate 14 to move up synchronously. Wear the shoes with the sole to be evaluated, then the first electromagnet 15 and the second electromagnet 16 are powered off, and the lower movable plate 14 starts to descend under the action of gravity, and drives the impact prosthesis to descend synchronously through the connecting column 17, and the impact prosthesis can perform the impact on the sole. Impact, so that the shock absorption function of the sole under normal walking conditions can be evaluated;

The impact prosthesis is composed of a first prosthetic part 18 and a second prosthetic part 19 , and the first prosthetic part 18 is provided with a second groove 24 on the side facing the second prosthetic part 19 , and the top surface of the first prosthetic part 18 is provided with a first The groove 20, and the first prosthetic component 18 has a rotating rod 27 movably connected to its bearing through the wall, and the second prosthetic component 19 faces the side of the first prosthetic component 18. Two fixing plates 25 are welded and connected, and the two fixed The plate 25 protrudes into the second groove 24, the bearing in the second groove 24 is movably connected with the second rotating shaft 26, and the second rotating shaft 26 is welded from the fixed plate 25 and connected with the fixed plate 25, and the rotating rod 27 One end extends into the second groove 24, and the rotating rod 27 and the second rotating shaft 26 are both pinned and fixed with a second bevel gear 28, and the second bevel gears 28 on the two are engaged. The component 18 and the second prosthetic component 19 are combined into a foot structure, the connecting column 17 is in the shape of an upside-down "boom", and its bottom end is inserted into the first groove 20, and the first motor 21 is bolted on the connecting column 17, and the first motor 21 is fixed on the connecting column 17. A first rotating shaft 22 is welded and connected in a groove 20, and the first rotating shaft 22 passes through the connecting column 17 and is movably connected with the bearing of the connecting column 17. The output shaft of the first motor 21 and the first rotating shaft 22 are both The pin shaft is fixed with a first bevel gear 23, and the first bevel gears 23 on the two are meshed. After the first motor 21 is powered on and running, the first bevel gear 23 can drive the first rotating shaft 22 on the connecting column. 17 is rotated in the axial direction, and then the first rotating shaft 22 can drive the impact prosthesis to move up counterclockwise. At this time, when the impact prosthesis goes down, the motion state of the heel can be simulated, and the shock absorption function of the sole at the first prosthetic part 18 can be reduced. Carry out the evaluation, and then rotate the impact prosthesis through the rotating plate 8, and make the impact prosthesis rotate parallel to the table 4, so that the upper movable plate 13 and the lower movable plate 14 are both inclined at this time, and the upper movable plate is driven by the hydraulic cylinder 12. 13 and the lower movable plate 14 move synchronously and tilt upward. When the first electromagnet 15 and the second electromagnet 16 are powered off, the lower movable plate 14 drives the impact prosthesis to move downward synchronously through the connecting column 17, and the impact prosthesis can be tilted. The impact sole of the shoe is used to evaluate the shock absorption function of the sole when the sole of the foot touches the ground when running;

After the impact prosthesis is restored to its original state, the first prosthetic component 18 is operated to move downward on the connecting column 17 clockwise, and then the rotating rod 27 is manually unscrewed, and the rotating rod 27 can drive the second rotating shaft through the second bevel gear 28. 26 rotates axially in the second groove 24, and then the second rotating shaft 26 drives the second prosthetic component 19 to move up counterclockwise through the fixing plate 25, so that when the impact prosthesis descends, the motion state of the forefoot touching the ground can be simulated, and the Evaluate the shock absorption function of the sole at the second prosthetic component 19;

After the impact prosthesis is restored to its original state, the impact prosthesis is driven to rotate clockwise by the rotating plate 8, and then the rotating rod 27 is manually unscrewed, and the rotating rod 27 can drive the second rotating shaft 26 through the second bevel gear 28. The inner shaft rotates, and then the second rotating shaft 26 drives the second prosthetic component 19 to move up counterclockwise through the fixed plate 25. At this time, the second prosthetic component 19 is parallel to the worktable 4, so that the upper movable plate 13 and the lower movable plate 14 are both. In an inclined shape, the upper movable plate 13 and the lower movable plate 14 are driven by the hydraulic cylinder 12 to move up and down simultaneously. When the first electromagnet 15 and the second electromagnet 16 are powered off, the lower movable plate 14 is driven by the connecting column 17. The impact prosthesis moves downward synchronously, and the impact prosthesis can tilt the impact sole to evaluate the shock absorption function of the sole when the forefoot touches the ground during running.

Further, the outer wall of the first prosthetic component 18 is formed with a cylindrical convex block 29 extending outward, and the convex block 29 is sleeved with a locking sleeve 31 threadedly connected with it. Pass through, and the rotating rod 27 is covered with a locking ring 30 welded with it. The locking ring 30 is respectively attached to the surface of the bump 29 and the inner wall of the locking sleeve 31. The locking ring 30 is made of metal iron, and the surface is frosted In this way, by screwing the locking sleeve 31, it moves axially on the projection 29 and abuts against the locking ring 30, so that the rotating rod 27 can be fixed, so that after the second prosthetic component 19 is rotated, it can be While maintaining the fixed state, the locking sleeve 31 is twisted to separate from the locking ring 30, so that the angle of the second prosthetic component 19 can be adjusted by twisting the rotating rod 27, which is convenient to use.

Further, first fixing screw holes 52 that communicate with each other are formed on the wall of the fixed housing 1 and the wall of the workbench 4 outside the opening slot 2, and the wall of the sleeve 39 and the wall of the second protruding rod 38 are formed. There is a second fixing screw hole 43 that communicates with each other, a third fixing screw hole 44 is opened on the lower movable plate 14, and a threaded column 46 is screwed into the third fixing screw hole 44, and the threaded column 46 is welded and connected with a counterweight block 45. After the worktable 4 is moved to fit with the inner wall of the fixed housing 1 outside the opening slot 2, a bolt can be screwed into the first fixing screw hole 52, so that the worktable 4 can be fixed on the fixed housing 1, This ensures the stability of the follow-up evaluation work;

After the sleeve 39 is sleeved on the second protruding rod 38, a bolt can be screwed into the second fixing screw hole 43, and then the two can be fixed as a whole to ensure that the sleeve 39 can drive the threaded rod 35 to rotate axially;

By screwing or unscrewing the threaded column 46 in the third fixing screw hole 44 on the lower movable plate 14, the counterweight 45 can be increased or decreased. Stepping on the shoes, the evaluation is more comprehensive.

A multi-state evaluation method for the shock absorption function of a combined sports shoe, comprising the following steps:

1. Wear the shoes with the sole to be evaluated on the impact prosthesis;

2. The impact prosthesis does a free fall motion to evaluate the overall shock absorption function of the sole;

3. The impact prosthesis is rotated counterclockwise on the connecting column 17 by a certain angle, so that when the impact prosthesis is in free fall, the motion state of the heel can be simulated, so that the shock absorption function of the sole at the first prosthetic part 18 can be independently evaluated. ,

4. Then drive the impact prosthesis to rotate clockwise through the rotating plate 8, so that the bottom surface is flush with the workbench 4, so that the impact prosthesis can drive the sole to move downwards, which can simulate the movement state of the full foot on the ground in the running mode. Evaluate the shock absorption function of the sole in this state of motion;

5. The impact prosthesis is rotated downwardly by a certain angle clockwise on the connecting column 17, while the second prosthetic part 19 is rotated upwardly by a certain angle counterclockwise on the first prosthetic part 18, so that when the impact prosthesis is in free fall, it can simulate the front of the foot. The motion state of the palm on the ground, so that the shock absorption function of the sole at the second prosthetic component 19 can be evaluated independently;

6. The impact prosthesis moves downward in the state of step 5, which can simulate the motion state of the forefoot touching the ground in the running mode, so as to evaluate the shock absorption function of the sole in this motion state.

In the description of this specification, "connection", "installation", "fixation", etc. should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be Direct connection or indirect connection through intermediate media. For those of ordinary skill in the art, the above-mentioned specific meanings in the present invention can be understood according to specific situations.

In the description of this specification, the description of the terms "one embodiment", "some embodiments", "specific embodiment", etc. means that a particular feature, structure, material or characteristic described in connection with the embodiment or example is included in the present invention at least one embodiment or example of . In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or instance. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or instances.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims (10)

1. A combined type multi-state evaluating device for shock absorption function of sports shoes comprises a supporting mechanism and an evaluating mechanism arranged on the supporting mechanism, wherein the supporting mechanism comprises a fixed shell, an open slot for a workbench to penetrate into is formed in the top end of the fixed shell, a first guide rod for the workbench to move up and down is connected in the wall body of the fixed shell in a welding mode, and the first guide rod penetrates through the wall body of the workbench;

the evaluation mechanism comprises a vertical plate vertically welded with the workbench, the vertical plate is movably connected with the rotating plate through a first rotating cylinder and a second rotating cylinder, the top and the bottom of the rotating plate are respectively connected with an upper supporting rod and a lower supporting rod in a welding mode, the upper supporting rod and the lower supporting rod are connected through a second guiding rod in a welding mode, a hydraulic cylinder is fixed on the upper supporting rod through a bolt, the second guiding rod penetrates through the upper movable plate and the lower movable plate, a first electromagnet and a second electromagnet are respectively fixed on the opposite surfaces of the upper movable plate and the lower movable plate through bolts, the piston rod end of the hydraulic cylinder is connected with the top surface of the upper movable plate in a welding mode, the opposite ends of the first electromagnet and the second electromagnet are of different magnetic poles, the bottom surface of the lower movable plate is connected with the top end of the connecting column in a welding mode, and an impact prosthesis is arranged at the bottom end of the connecting column;

assault the artificial limb and comprise first artificial limb part and second artificial limb part, and first artificial limb part towards having seted up the second recess in second artificial limb part one side, first recess has been seted up to first artificial limb part top surface, just run through in the first artificial limb part wall body have rather than bearing swing joint's dwang, second artificial limb part towards having two fixed plates in first artificial limb part one side welded connection, and two fixed plates stretch into to the second recess in, bearing swing joint has the second rotation axis in the second recess, and the second rotation axis from the fixed plate and with fixed plate welded connection, dwang one end stretches into the second recess, and on dwang and the second rotation axis equal round pin hub fixation have second toper gear to second toper gear on the two meshes mutually.

2. The combined sports shoe damping function multi-state evaluation device according to claim 1, characterized in that: the utility model discloses a fixed casing wall body, including fixed casing wall body, workstation, screw bolt, and welded connection have the diaphragm on the fixed casing wall body, workstation one side level outwards extends to be formed with the flange parallel with the diaphragm, the output shaft and the third rotation axis key-type connection of second motor, and the third rotation axis pass from the diaphragm and with diaphragm bearing swing joint, the cover has rather than coaxial core's threaded rod on the third rotation axis, and the threaded rod passes from the flange and with flange threaded connection, the threaded rod is the cavity tubulose, its inner wall and third rotation axis outer wall contactless, the threaded rod top is worn out from the fixed casing roof and with fixed casing bearing swing joint, and the draw-in groove has been seted up to the threaded rod inner wall.

3. The combined sports shoe damping function multi-state evaluation device according to claim 1, characterized in that: the cavity is formed in the upper half wall body of the vertical plate, the through groove is formed in the lower half wall body of the vertical plate, a fourth rotating shaft and a fifth rotating shaft are arranged in the cavity, a third bevel gear is fixed to one end of the fourth rotating shaft and the top end of the fifth rotating shaft through a pin and meshed with the third bevel gear, the other end of the fourth rotating shaft penetrates out of the vertical plate wall body and is connected with the rotating plate in a welded mode, the fourth rotating shaft and the first rotating cylinder are coaxial, the bottom end of the fifth rotating shaft penetrates through the vertical plate wall body and is inserted into the through groove, the fifth rotating shaft, the fourth rotating shaft and the vertical plate wall body are in bearing movable connection, and the through groove penetrates through the vertical plate.

4. The combined sports shoe damping function multi-state evaluation device according to claim 1, characterized in that: the first rotating cylinder is welded and fixed on the vertical plate, the second rotating cylinder is welded and fixed on the rotating plate, the inner diameter of the first rotating cylinder is larger than the diameter of the second rotating cylinder, the first rotating cylinder and the second rotating cylinder are coaxial, and the second rotating cylinder is inserted into the first rotating cylinder and is movably connected with a bearing on the inner wall of the first rotating cylinder.

5. The combined sports shoe damping function multi-state evaluation device according to claim 1, characterized in that: the U-shaped connecting column is inserted into the first groove, a first motor is fixed on the connecting column through a bolt, a first rotating shaft is connected into the first groove in a welding mode, the first rotating shaft penetrates through the connecting column and is movably connected with a connecting column bearing, a first conical gear is fixed on an output shaft of the first motor and the first rotating shaft through a pin shaft, and the first conical gears on the first motor and the first rotating shaft are meshed with each other.

6. The multi-state evaluation device for shock absorption function of the combined sports shoe according to claim 1, wherein: the outer wall of the first artificial limb part extends outwards to form a convex block, a locking sleeve in threaded connection with the convex block is sleeved on the convex block, the rotating rod penetrates through the convex block and the locking sleeve, a locking ring in welded connection with the rotating rod is sleeved on the rotating rod, and the locking ring is attached to the surface of the convex block and the inner wall of the locking sleeve respectively.

7. The combined sports shoe damping function multi-state evaluation device according to claim 2, characterized in that: the top of third rotation axis is upwards extended perpendicularly and is formed with first nose bar, and the top surface of first nose bar upwards extends perpendicularly and is formed with the second nose bar, be provided with the sleeve on the first nose bar, and telescopic outer wall welded connection have with the inserted bar of draw-in groove looks adaptation, the sleeve inserts to the threaded rod in, the inserted bar is rectangular form and inserts to the draw-in groove in.

8. The combined athletic shoe cushioning function multi-state evaluation device of claim 7, wherein: the sleeve is provided with a hole groove penetrating through the sleeve, the cross sections of the hole groove and the first convex rod are rectangular, the first convex rod, the second convex rod and the coaxial line are matched, the first convex rod is attached to the wall of the hole groove, and the second convex rod is cylindrical.

9. The combined athletic shoe cushioning function multi-state evaluation device of claim 8, wherein: set up the first fixed screw of mutual intercommunication on the fixed casing wall body in the open slot outside and on the workstation wall body, set up the fixed screw of second of mutual intercommunication on the sleeve wall body and on the second nose bar wall body, seted up the fixed screw of third on the lower movable plate, and screw in has the screw thread post in the fixed screw of third, welded connection has the balancing weight on the screw thread post.

10. A combined type multi-state evaluation method for shock absorption function of sports shoes is characterized by comprising the following steps:

firstly, wearing a shoe with a sole to be evaluated on an impact artificial limb;

secondly, the impact artificial limb makes free-falling body movement so as to evaluate the whole shock absorption function of the sole;

thirdly, the impact artificial limb rotates upwards in a counterclockwise direction for a certain angle on the connecting column, so that when the impact artificial limb does free-falling body movement, the motion state that the heel lands on the ground can be simulated, thereby independently evaluating the sole shock absorption function of the first artificial limb part,

fourthly, the impact artificial limb in the third step is driven by the rotating plate to rotate clockwise, so that the bottom surface of the impact artificial limb is flush with the workbench, the impact artificial limb can drive the sole to move obliquely downwards, and the motion state that the sole of a foot is landed under the running mode can be simulated, so that the damping function of the sole in the motion state can be evaluated;

fifthly, the impact artificial limb is recovered, and is rotated downwards at a certain angle clockwise on the connecting column, and meanwhile, the second artificial limb component is rotated upwards at a certain angle anticlockwise on the first artificial limb component, so that when the impact artificial limb does free-fall motion, the motion state that the half sole of the foot is landed on can be simulated, and the sole shock absorption function of the second artificial limb component can be evaluated independently;

and sixthly, the impact prosthesis is recovered, the rotation plate drives the impact prosthesis to rotate clockwise, and meanwhile, the second prosthesis part rotates upwards at a certain angle anticlockwise on the first prosthesis part, so that the impact prosthesis can drive the sole to move downwards in an inclined mode, the motion state that the front sole of the foot is grounded in a running mode can be simulated, and the damping function of the sole in the motion state can be evaluated.

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