CN218052604U

CN218052604U - Bionic mechanical leg for treadmill test

Info

Publication number: CN218052604U
Application number: CN202220764805.3U
Authority: CN
Inventors: 左桥林; 王祈凯; 侯良檑; 桂子豪; 黄建彬; 陶勇舟; 李翔
Original assignee: Jinhua Polytechnic
Current assignee: Jinhua Polytechnic
Priority date: 2022-04-03
Filing date: 2022-04-03
Publication date: 2022-12-16
Anticipated expiration: 2032-04-03

Abstract

The utility model provides a bionic mechanical leg for treadmill test, which relates to the technical field of treadmills and aims to solve the problem that the mechanical leg is easy to vibrate when contacting with the treadmills, and comprises a bionic device; the bionic device consists of a supporting structure, an adjusting mechanism, a driving structure, a linkage structure, a main body structure and a rotating structure; an adjusting mechanism is arranged above the supporting structure, and the driving structure is arranged on one side of the adjusting mechanism; the linkage structures are respectively and movably connected with two ends of the driving structure and are respectively and movably connected with the main body structure; rotating-structure sliding connection is in major structure's bottom, and rotating-structure includes slide bar and elastic component, and elastic component swing joint is on the slide bar, and the top and the connecting plate of elastic component laminate mutually, the utility model discloses rotating-structure's setting when mount C slides to the top, can cushion through the elastic component, reduces the produced vibrations behind bionic device and the treadmill contact, can protect bionic device.

Description

Bionic mechanical leg for treadmill test

Technical Field

The utility model relates to a treadmill technical field especially relates to treadmill test is with bionical mechanical leg.

Background

The treadmill is a commonly-used fitness device for families and fitness rooms, is the simplest one of the current family fitness devices, and is the best choice of the family fitness device. The first global household treadmill was born in northern Europe, finland and Tang dynasty in 1965, designers changed according to the principle of a transmission belt, and before the treadmill leaves a factory, the same batch of treadmills need to be subjected to product sampling inspection to ensure the qualified rate of products.

The inventor finds that when the bionic mechanical leg for the existing treadmill test is used, the bionic mechanical leg is easy to vibrate when being in contact with the treadmill, so that certain influence is caused on the use of the mechanical leg, and the later maintenance cost of the mechanical leg is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bionic mechanical leg is used in treadmill test to solve the problem that provides among the above-mentioned background art to the mechanical leg when with the treadmill contact, produce vibrations easily.

The purpose and the efficacy of the bionic mechanical leg for the treadmill test are achieved by the following specific technical means:

a bionic mechanical leg for treadmill test comprises a bionic device; the bionic device consists of a supporting structure, an adjusting mechanism, a driving structure, a linkage structure, a main body structure and a rotating structure; an adjusting mechanism is arranged above the supporting structure, and the driving structure is arranged on one side of the adjusting mechanism; the linkage structures are respectively and movably connected with two ends of the driving structure and are respectively and movably connected with the main body structure; the rotating structure is connected to the bottom of the main body structure in a sliding mode and comprises a sliding rod and an elastic piece, the elastic piece is movably connected to the sliding rod, and the top end of the elastic piece is attached to the connecting plate.

Further, the support structure includes: the fixing frame A is fixedly connected with the fixing plate, and one side of the fixing plate is provided with the guide rod; the preformed hole is formed in the top of the fixing frame A, the guide rods are arranged in a step shape, and the guide rods are used for limiting the meshing block.

Further, the adjustment mechanism includes: the device comprises a motor A, a fixing frame B, a gear A, a gear B, a driven shaft, a flange plate, a chain, a fixing block, an adjusting plate and a meshing block, wherein the fixing frame B is fixedly connected to the top of the fixing frame A, and one side of the fixing frame B is fixedly connected with the motor A; the driving end of the motor A is fixedly connected with a gear A, and the gear A and a gear B are connected with each other; the gear B is fixedly connected to the driven shaft, and the driven shaft is also fixedly connected with a flange plate; the flange is movably connected with the chain, and the bottom of the chain is fixedly connected with a fixed block; the fixed block is fixedly connected with the adjusting plate, and one side of the adjusting plate is provided with an engaging block; the meshing block is connected with the guide rod in a sliding mode, the motor A adopts a servo motor, the servo motor can control the speed, the position accuracy is very accurate, and a voltage signal can be converted into torque and rotating speed to drive a control object.

Further, the driving structure includes: the crawler type crawler belt comprises a motor B, a stabilizing frame, a driving shaft, a crawler belt, a connecting shaft A and a connecting shaft B, wherein the stabilizing frame is fixedly connected to one side of an adjusting plate, and the motor B is fixedly connected to one side of the stabilizing frame; one end of the motor B is fixedly connected with a driving shaft; the driving shaft is rotationally connected with the stabilizing frame, and one end of the driving shaft is provided with a crawler belt; one end of the crawler belt is movably connected with the connecting shaft A; the connecting shaft A and the connecting shaft B are respectively connected with the stabilizing frame in a rotating mode, the interior of the stabilizing frame is hollowed out, and the effect of the hollowed-out stabilizing frame is that the weight of the connecting frame can be effectively reduced by hollowing the connecting frame, meanwhile, the use of materials can be reduced, and the cost can be controlled conveniently.

Further, the linkage structure includes: the connecting rod A, a through hole A, a rotating shaft A, a connecting rod B, a connecting groove, a fixed rod and an adjusting rod are arranged at two ends of the connecting rod A respectively, one end of the connecting rod A is fixedly connected with the connecting shaft A through the through hole A, and the other end of the connecting rod A is movably connected with the rotating shaft A through the through hole A; the rotating shaft A is rotatably connected to two ends of the connecting rod B, and a connecting groove is formed in the connecting rod B; a fixed rod is movably connected inside the connecting groove; the dead lever with adjust pole swing joint, two sets of connecting rod A's orientation sets up relatively, and its effect does, through the difference of two sets of connecting rod A orientations, can effectively simulate the motion state of people at the running in-process.

Further, the main body structure comprises: the fixing part A is provided with a reserved groove B and a rotating shaft C respectively, and the fixing part A is rotatably connected with the rotating shaft A; the fixing piece A is movably connected with the fixing piece B through a rotating shaft C, a reserved groove A is formed in the fixing piece B, and the fixing piece B is movably connected with one end of the adjusting rod through the reserved groove A; connecting plate fixed connection is in mounting B's bottom, and is equipped with through-hole B on the connecting plate, and mounting B is equipped with certain radian, and its effect does, the motion process of human shank of simulation that can be effectual, and mounting A and mounting B are fretwork setting respectively simultaneously.

Further, the rotating structure includes: a fixing frame C, a sliding rod, a baffle, an elastic piece and a roller; the top of the fixed frame C is fixedly connected with a sliding rod; the sliding rod is fixedly connected with a baffle plate and is in sliding connection with the connecting plate through a through hole B; the bottom of the baffle is attached to the connecting plate; one end of the elastic piece is lapped on the top of the fixed frame C; the gyro wheel rotates to be connected in mount C, and the elastic component adopts the spring, and its effect does, when mount C slides to the top, can cushion through the elastic component, reduces bionical device and treadmill contact produced influence after.

Compare down with current structure, the utility model has the advantages of as follows:

1. the utility model discloses rotating-structure's setting, when mount C slides to the top, can cushion through the elastic component, reduce the produced vibrations after bionic device and the treadmill contact, can effectually protect bionic device, reduce later stage maintenance and maintenance's cost.

2. The utility model discloses adjustment mechanism's setting through adjusting the structure, can adjust the distance between bionical device and the treadmill, adjusts the completion back, can effectual control interval between bionical device and the treadmill, the running state of the anthropomorphic dummy of being convenient for under different angles.

3. The utility model discloses the setting of drive structure can drive the major structure through motor B and carry out reciprocating motion, and the major structure when carrying out reciprocating motion, motion state when can simulating human running to carry out comprehensive detection to the treadmill.

Drawings

FIG. 1 is a schematic top view of the present invention;

fig. 2 is a schematic structural view of the supporting structure of the present invention.

Fig. 3 is a schematic structural diagram of the adjusting mechanism of the present invention.

Fig. 4 is a schematic structural diagram of the driving structure of the present invention.

FIG. 5 is a schematic structural view of the linkage structure of the present invention

FIG. 6 is a schematic structural view of the main body structure of the present invention

FIG. 7 is a schematic structural view of the rotation structure of the present invention

In the figure:

1. a biomimetic device;

2. a support structure; 201. a fixed mount A; 202. a fixing plate; 203. a guide bar; 204. reserving a hole;

3. an adjustment mechanism; 301. a motor A; 302. a fixed mount B; 303. a gear A; 304. a gear B; 305. a driven shaft; 306. a flange plate; 307. a chain; 308. a fixed block; 309. an adjusting plate; 310. an engagement block;

4. a drive structure; 401. a motor B; 402. a stabilizer frame; 403. a drive shaft; 404. a crawler belt; 405. connecting the shaft A; 406. a connecting shaft B;

5. a linkage structure; 501. a connecting rod A; 502. a through hole A; 503. a rotating shaft A; 504. a connecting rod B; 505. connecting grooves; 506. a fixing rod; 507. adjusting a rod;

6. a body structure; 601. a fixed part A; 602. a fixing member B; 603. reserving a groove A; 604. reserving a groove B; 605. a rotating shaft C; 606. a connecting plate; 607. a through hole B;

7. a rotating structure; 701. a fixed frame C; 702. a slide bar; 703. a baffle plate; 704. an elastic member; 705. and (4) a roller.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings and described below. While the invention will be described in conjunction with the exemplary embodiment, it will be understood that this description is not intended to limit the invention to this exemplary embodiment. On the contrary, the invention is to cover not only the exemplary embodiments, but also various alternatives, modifications, equivalents and other embodiments, which may be included within the spirit and scope of the invention as defined by the appended claims.

Referring to fig. 1 to 7, a bionic mechanical leg for treadmill test comprises a bionic device 1; the bionic device 1 consists of a supporting structure 2, an adjusting mechanism 3, a driving structure 4, a linkage structure 5, a main body structure 6 and a rotating structure 7; an adjusting mechanism 3 is arranged above the supporting structure 2, and a driving structure 4 is arranged on one side of the adjusting mechanism 3; the linkage structures 5 are respectively and movably connected with two ends of the driving structure 4, and the linkage structures 5 are respectively and movably connected with the main body structure 6; the rotating structure 7 is slidably connected to the bottom of the main body structure 6, and the rotating structure 7 includes a sliding rod 702 and an elastic member 704, the elastic member 704 is movably connected to the sliding rod 702, and the top end of the elastic member 704 is attached to the connecting plate 606.

As shown in fig. 2, wherein the support structure 2 comprises: the fixing frame A201, a fixing plate 202, a guide rod 203 and a preformed hole 204, wherein the fixing plate 202 is fixedly connected to the fixing frame A201, and the guide rod 203 is arranged on one side of the fixing plate 202; a prepared hole 204 is provided at the top of the mount a 201.

As shown in fig. 3, the adjusting mechanism 3 includes: the device comprises a motor A301, a fixed frame B302, a gear A303, a gear B304, a driven shaft 305, a flange plate 306, a chain 307, a fixed block 308, an adjusting plate 309 and an engaging block 310, wherein the fixed frame B302 is fixedly connected to the top of the fixed frame A201, and one side of the fixed frame B302 is fixedly connected with the motor A301; the driving end of the motor A301 is fixedly connected with a gear A303, and the gear A303 and a gear B304; the gear B304 is fixedly connected to the driven shaft 305, and the driven shaft 305 is also fixedly connected with a flange 306; the flange 306 is movably connected with a chain 307, and the bottom of the chain 307 is fixedly connected with a fixed block 308; the fixing block 308 is fixedly connected with the adjusting plate 309, and one side of the adjusting plate 309 is provided with an engaging block 310; meshing piece 310 and guide bar 203 sliding connection through adjusting structure 3, can adjust the distance between biomimetic device 1 and the treadmill, adjusts the back of accomplishing, can effectual control biomimetic device 1 and the treadmill between the interval, the running state of the anthropomorphic dummy of being convenient for under different angles.

As shown in fig. 4, wherein the driving structure 4 includes: the device comprises a motor B401, a stabilizing frame 402, a driving shaft 403, a crawler belt 404, a connecting shaft A405 and a connecting shaft B406, wherein the stabilizing frame 402 is fixedly connected to one side of an adjusting plate 309, and the motor B401 is fixedly connected to one side of the stabilizing frame 402; one end of the motor B401 is fixedly connected with a driving shaft 403; the driving shaft 403 is rotatably connected with the stabilizing frame 402, and one end of the driving shaft 403 is provided with a crawler belt 404; one end of the crawler belt 404 is movably connected with the connecting shaft A405; connecting axle A405 and connecting axle B406 rotate with stabilizer 402 respectively and are connected, can drive major structure 6 through motor B401 and carry out reciprocating motion, and major structure 6 when carrying out reciprocating motion, motion state when can simulate human running to carry out comprehensive detection to the treadmill.

As shown in fig. 5, the linkage structure 5 includes: the connecting rod A501, a through hole A502, a rotating shaft A503, a connecting rod B504, a connecting groove 505, a fixed rod 506 and an adjusting rod 507, wherein the through hole A502 is respectively arranged at two ends of the connecting rod A501, one end of the connecting rod A501 is fixedly connected with the connecting shaft A405 through the through hole A502, and the other end of the connecting rod A501 is movably connected with the rotating shaft A503 through the through hole A502; the rotating shaft A503 is rotatably connected with two ends of the connecting rod B504, and a connecting groove 505 is arranged inside the connecting rod B504; a fixed rod 506 is movably connected inside the connecting groove 505; the fixed rod 506 is movably connected with the adjusting rod 507.

As shown in fig. 6, the main body structure 6 includes: the fixing piece A601, the fixing piece B602, the reserved groove A603, the reserved groove B604, the rotating shaft C605, the connecting plate 606 and the through hole B607 are arranged on the fixing piece A601, the reserved groove B604 and the rotating shaft C605 are respectively arranged on the fixing piece A601, and the fixing piece A601 is rotatably connected with the rotating shaft A503; the fixing piece A601 is movably connected with the fixing piece B602 through a rotating shaft C605, a reserved groove A603 is formed in the fixing piece B602, and the fixing piece B602 is movably connected with one end of the adjusting rod 507 through the reserved groove A603; the connecting plate 606 is fixedly connected to the bottom of the fixing member B602, and a through hole B607 is formed in the connecting plate 606.

As shown in fig. 7, wherein the rotating structure 7 includes: a fixed frame C701, a sliding rod 702, a baffle 703, an elastic piece 704 and a roller 705; the top of the fixing frame C701 is fixedly connected with a sliding rod 702; the sliding rod 702 is fixedly connected with a baffle 703, and the sliding rod 702 is connected with the connecting plate 606 in a sliding manner through a through hole B607; the bottom of the baffle 703 is attached to the connecting plate 606; one end of the elastic piece 704 is lapped on the top of the fixing frame C701; roller 705 rotates to be connected in mount C701, when mount C701 slides to the top, can cushion through elastic component 704, reduces the produced vibrations of bionic device 1 after contacting with the treadmill, can effectually protect bionic device 1, reduces the cost of later maintenance and maintenance.

The working principle of the embodiment is as follows:

this implementation is novel, can drive ring flange 306 through motor A301 and rotate, ring flange 306 is when rotating, can drive fixed block 308 and regulating plate 309 through chain 307 and carry out altitude mixture control, make rotating-structure 7 can laminate on the treadmill according to the angle of difference, after rotating-structure 7 laminates on the treadmill, it drives connecting axle A405 through motor B401 to open motor B401 and rotates, and connecting axle A405 is at the pivoted in-process, can carry connecting rod A504 to rotate simultaneously, and control mounting A601 and mounting B602 through connecting rod A501, control mounting A601 and mounting B602 simulate the motion state of people when running and walking, and detect the treadmill, when gyro wheel 705 and treadmill laminate, mount C701 can upwards slide through the automatic mounting of sliding rod 702, and can exert pressure to mount C701 through elastic component 704 during the slip, avoid mount C701 and treadmill, collision takes place such as mount B602.

The details of the present invention are well known to those skilled in the art.

In summary, 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 technical solutions described in the foregoing embodiments or equivalent replacements may be made to some technical features of the embodiments, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a bionic machinery leg is used in treadmill test which characterized in that: comprises a bionic device (1); the bionic device (1) consists of a supporting structure (2), an adjusting mechanism (3), a driving structure (4), a linkage structure (5), a main body structure (6) and a rotating structure (7); an adjusting mechanism (3) is arranged above the supporting structure (2), and a driving structure (4) is arranged on one side of the adjusting mechanism (3); the linkage structures (5) are respectively and movably connected with two ends of the driving structure (4), and the linkage structures (5) are respectively and movably connected with the main body structure (6); the rotating structure (7) is connected to the bottom of the main body structure (6) in a sliding mode, the rotating structure (7) comprises a sliding rod (702) and an elastic piece (704), the elastic piece (704) is movably connected to the sliding rod (702), and the top end of the elastic piece (704) is attached to the connecting plate (606).

2. The bionic mechanical leg for the treadmill test according to claim 1, wherein: the support structure (2) comprises: the fixing frame A (201), a fixing plate (202), a guide rod (203) and a preformed hole (204), wherein the fixing plate (202) is fixedly connected to the fixing frame A (201), and the guide rod (203) is arranged on one side of the fixing plate (202); the prepared hole (204) is arranged at the top of the fixing frame A (201).

3. The biomimetic mechanical leg for treadmill test according to claim 2, wherein: the adjusting mechanism (3) comprises: the gear transmission mechanism comprises a motor A (301), a fixing frame B (302), a gear A (303), a gear B (304), a driven shaft (305), a flange plate (306), a chain (307), a fixing block (308), an adjusting plate (309) and an engaging block (310), wherein the fixing frame B (302) is fixedly connected to the top of the fixing frame A (201), and one side of the fixing frame B (302) is fixedly connected with the motor A (301); the driving end of the motor A (301) is fixedly connected with a gear A (303), and the gear A (303) and a gear B (304) are connected with each other; the gear B (304) is fixedly connected to the driven shaft (305), and the driven shaft (305) is fixedly connected with a flange plate (306); the flange (306) is movably connected with a chain (307), and the bottom of the chain (307) is fixedly connected with a fixed block (308); the fixing block (308) is fixedly connected with the adjusting plate (309), and one side of the adjusting plate (309) is provided with an engaging block (310); the engaging block (310) is slidably connected with the guide rod (203).

4. The biomimetic mechanical leg for treadmill test according to claim 3, wherein: the drive structure (4) comprises: the device comprises a motor B (401), a stabilizing frame (402), a driving shaft (403), a crawler belt (404), a connecting shaft A (405) and a connecting shaft B (406), wherein the stabilizing frame (402) is fixedly connected to one side of an adjusting plate (309), and one side of the stabilizing frame (402) is fixedly connected with the motor B (401); one end of the motor B (401) is fixedly connected with a driving shaft (403); the driving shaft (403) is rotatably connected with the stabilizing frame (402), and one end of the driving shaft (403) is provided with a crawler belt (404); one end of the crawler belt (404) is movably connected with the connecting shaft A (405); the connecting shaft A (405) and the connecting shaft B (406) are respectively connected with the stabilizing frame (402) in a rotating way.

5. The biomimetic mechanical leg for treadmill test according to claim 4, wherein: the linkage structure (5) includes: the connecting rod A (501), a through hole A (502), a rotating shaft A (503), a connecting rod B (504), a connecting groove (505), a fixing rod (506) and an adjusting rod (507), wherein the through hole A (502) is respectively arranged at two ends of the connecting rod A (501), one end of the connecting rod A (501) is fixedly connected with the connecting shaft A (405) through the through hole A (502), and the other end of the connecting rod A (501) is movably connected with the rotating shaft A (503) through the through hole A (502); the rotating shaft A (503) is rotatably connected with two ends of the connecting rod B (504), and a connecting groove (505) is arranged inside the connecting rod B (504); a fixed rod (506) is movably connected inside the connecting groove (505); the fixed rod (506) is movably connected with the adjusting rod (507).

6. The biomimetic mechanical leg for treadmill test according to claim 5, wherein: the body structure (6) comprises: the fixing part A (601), the fixing part B (602), the reserved groove A (603), the reserved groove B (604), the rotating shaft C (605), the connecting plate (606) and the through hole B (607) are arranged on the fixing part A (601), the reserved groove B (604) and the rotating shaft C (605) are respectively arranged on the fixing part A (601), and the fixing part A (601) is rotatably connected with the rotating shaft A (503); the fixing piece A (601) is movably connected with the fixing piece B (602) through a rotating shaft C (605), a reserved groove A (603) is formed in the fixing piece B (602), and the fixing piece B (602) is movably connected with one end of the adjusting rod (507) through the reserved groove A (603); the connecting plate (606) is fixedly connected to the bottom of the fixing part B (602), and a through hole B (607) is formed in the connecting plate (606).

7. The biomimetic mechanical leg for treadmill test according to claim 6, wherein: the rotating structure (7) includes: a fixing frame C (701), a sliding rod (702), a baffle (703), an elastic piece (704) and a roller (705); the top of the fixed frame C (701) is fixedly connected with a sliding rod (702); the sliding rod (702) is fixedly connected with a baffle (703), and the sliding rod (702) is connected with the connecting plate (606) in a sliding manner through a through hole B (607); the bottom of the baffle (703) is attached to the connecting plate (606); one end of the elastic piece (704) is lapped on the top of the fixed frame C (701); the roller 705 is rotatably connected in the fixing frame 701.