CN110548303B - Track and field run-up equipment - Google Patents
Track and field run-up equipment Download PDFInfo
- Publication number
- CN110548303B CN110548303B CN201910862917.5A CN201910862917A CN110548303B CN 110548303 B CN110548303 B CN 110548303B CN 201910862917 A CN201910862917 A CN 201910862917A CN 110548303 B CN110548303 B CN 110548303B
- Authority
- CN
- China
- Prior art keywords
- shaft
- sliding
- pedal
- chain wheel
- iii
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000009950 felting Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 240000007643 Phytolacca americana Species 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63K—RACING; RIDING SPORTS; EQUIPMENT OR ACCESSORIES THEREFOR
- A63K3/00—Equipment or accessories for racing or riding sports
- A63K3/02—Starting-appliances
Landscapes
- Transmission Devices (AREA)
Abstract
The invention relates to the field of track and field, in particular to track and field running-up equipment, wherein athletes sometimes feel uncomfortable with the running-up equipment in track and field competitions, for example, pedal angles are not suitable, the span distance between two legs is not suitable, and the positions of a left pedal and a right pedal are inconvenient to adjust.
Description
Technical Field
The invention relates to the field of track and field, in particular to track and field run-up equipment.
Background
In track and field competitions, athletes sometimes feel uncomfortable with the run-up equipment, for example, the pedal angle is not appropriate, the span distance between two legs is not appropriate, and the positions of the left pedal and the right pedal are inconvenient to adjust.
Disclosure of Invention
The purpose of the invention is realized by the following technical scheme:
a track and field run-up device comprises a pedal assembly, a span adjustment assembly and a pricking pin adjustment assembly, wherein the pricking pin adjustment assembly comprises a pedal III, a pedal III shaft, a side plate, a rotating shaft, telescopic cylinders, telescopic rods, a spring II, a support lug I, a pedal III bottom plate, a ratchet shell, a support lug II, a tooth shifting shaft, a shifting tooth spring support, a sprocket III shaft, a sprocket III, a chain II, a sprocket IV shaft, a long cam, a pricking pin fixing plate, a tension spring, a bottom plate and a pricking pin, the pedal III is rotatably connected with the two rotating shafts, the pedal III and the pedal III bottom plate have an angle of 45 degrees, the two rotating shafts are respectively connected with the two telescopic cylinders, the two telescopic cylinders are respectively in sliding connection with the two telescopic rods, the two springs II are respectively sleeved on the two telescopic cylinders and the two telescopic rods, the two springs II are both in a compression state, two support lugs I are connected with a bottom plate of a pedal III, two ends of the bottom plate of the pedal III are respectively connected with two side plates, the pedal III is connected with a shaft of the pedal III, two ends of the shaft of the pedal III are respectively connected with the two side plates in a rotating way, two ends of a ratchet shell are provided with end covers, a shaft of the pedal III is connected with the end cover of the ratchet shell in a rotating way, a shaft of the support lug II is connected with a shifting tooth shaft in a rotating way, the shifting tooth shaft is connected with a shifting tooth in a rotating way, two ends of the shifting tooth spring are respectively connected with a shifting tooth spring bracket and a shifting tooth, the shifting tooth spring is in a compressed state, the shifting tooth spring bracket is connected with a support lug II, the shifting tooth is contacted with the ratchet shell, the end cover of the ratchet shell is connected with a shaft of a chain wheel III, the shaft of the chain wheel III is connected with a chain wheel III, the chain wheel II and the chain wheel IV form a chain wheel chain connection, the chain wheel IV shaft is connected with a long cam, the long cam is contacted with a felting needle fixing plate, two ends of a tension spring are respectively connected with a bottom plate of the pedal III and the felting needle fixing plate, the tension spring is in a tension state, sliding grooves are formed in two side plates, the felting needle fixing plate is in sliding connection with the sliding grooves in the two side plates, the felting needle fixing plate is connected with a felting needle, the felting needle is in sliding connection with the bottom plate, and the bottom;
the pedal assembly is connected with the span adjusting assembly, and the span adjusting assembly is connected with the pricking pin adjusting assembly.
As a further optimization of the technical scheme, the track and field running-up equipment comprises a rocking handle I, a threaded shaft I, a chain wheel I, a chain wheel II, a threaded shaft II, a pedal I, a pedal II, a fixing plate, a sliding frame I, a sliding frame slide rail, a support I, a positioning inclined block, a semicircular groove, a positioning hole, an inclined plane, a limiting column, a sliding frame II, a support sliding block, a spring I and a spring I support, wherein the rocking handle I is connected with the threaded shaft I, the threaded shaft I is connected with the chain wheel I, the chain I and the chain wheel II form a chain wheel and chain connection, the chain wheel II is connected with the threaded shaft II, the threaded shaft I and the threaded shaft II are both in threaded connection with the fixing plate, the threaded shaft I and the threaded shaft II are both hinged with the pedal I, the pedal I is in sliding connection with the pedal II, the pedal II is hinged with the fixing plate, the fixing plate, the balladeur train slide rail is located support I, location sloping block and I sliding connection of balladeur train, the half slot is located the location sloping block, the locating hole is located support I, the inclined plane is connected with support I, spacing post contacts with the location sloping block, spacing post is connected with balladeur train II, I sliding connection of balladeur train II and balladeur train, the support slider is connected with support I, I both ends of spring respectively with I support of spring, balladeur train II is connected, spring I is in compression state, I support of spring is connected with I of balladeur train, two and bilateral symmetry are all established to the part that above-mentioned footboard assembly includes.
As a further optimization of the technical scheme, the track and field running-up equipment comprises a span adjusting assembly, wherein the span adjusting assembly comprises a rotary handle II, a rotary handle II shaft, a sliding block guide rail, a sliding block, a guide rail support, a support II, a rocker, a shifting post, a shifting ring, a rack I, a gear, a rack II and a support I sliding groove, the rotary handle II is connected with the rotary handle II shaft, the rotary handle II shaft is rotatably connected with the sliding block guide rail, the sliding block guide rail is tightly and slidably connected with the sliding block, the sliding block is tightly and threadedly connected with the rotary handle II shaft, the rotary handle II shaft is rotatably connected with the guide rail support, the guide rail support is connected with the support II, the sliding block guide rail is connected with the guide rail support, the rotary handle II shaft is connected with the rocker, the rocker is connected with the shifting post, the shifting post is positioned in the shifting ring, the shifting ring is connected with the rack I, the rack I is meshed with the gear, the gear is rotatably connected with the rotary handle, two supports I all with I spout sliding connection of support, I spouts of support are located support II.
The track and field run-up equipment has the beneficial effects that: the distance between the two legs, the angle of the pedal and the positions of the left pedal and the right pedal can be adjusted by an athlete according to the starting posture of the athlete, so that the athlete can more comfortably start the race.
Drawings
The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a first schematic view of the pedal assembly 1 according to the present invention;
FIG. 3 is a second schematic structural view of the pedal assembly 1 of the present invention;
FIG. 4 is a third schematic structural view of the pedal assembly 1 of the present invention;
FIG. 5 is a fourth schematic structural view of the pedal assembly 1 of the present invention;
FIG. 6 is a partial cross-sectional view of the pedal assembly 1 of the present invention;
FIG. 7 is a schematic structural view of the pedal assembly 1 of the present invention;
FIG. 8 is a sixth schematic structural view of the pedal assembly 1 of the present invention;
FIG. 9 is a seventh structural view of the pedal assembly 1 of the present invention;
FIG. 10 is a first schematic view of the span adjustment assembly 2 of the present invention;
FIG. 11 is a partial cross-sectional view of the span adjustment assembly 2 of the present invention;
FIG. 12 is a second schematic structural view of the span adjustment assembly 2 of the present invention;
FIG. 13 is a third schematic view of the span adjustment assembly 2 of the present invention;
FIG. 14 is a partial cross-sectional view of the span adjustment assembly 2 of the present invention;
FIG. 15 is a first schematic view of the lancet needle adjusting assembly 3 of the present invention;
FIG. 16 is a second structural view of the lancet needle adjusting assembly 3 of the present invention;
FIG. 17 is a partial cross-sectional view of the lancet needle adjusting assembly 3 of the present invention;
FIG. 18 is a second partial cross-sectional view of the lancet needle adjusting assembly 3 of the present invention;
FIG. 19 is a third schematic structural view of the lancet needle adjusting assembly 3 of the present invention.
In the figure: a pedal assembly 1; a rocking handle I1-1; 1-2 parts of a threaded shaft; 1-3 of a chain wheel; 1-4 parts of a chain; chain wheels II 1-5; 1-6 of a threaded shaft; 1-7 of a pedal I; 1-8 of a pedal II; fixing plates 1-9; 1-10 parts of a sliding frame; a carriage slide rail 1-11; 1-12 of a bracket I; positioning the inclined blocks 1-13; 1-14 of a semicircular groove; 1-15 of positioning holes; 1-16 of inclined plane; 1-17 parts of a limiting column; 1-18 of a sliding frame; 1-19 of a bracket sliding block; 1-20 parts of a spring I; 1-21 parts of a spring I bracket; a span adjustment assembly 2; a rotary handle II 2-1; 2-2 of a rotating handle II; 2-3 of a slide block guide rail; 2-4 of a slide block; 2-5 of a guide rail bracket; 2-6 of a bracket II; 2-7 of a rocker; 2-8 of a shifting column; 2-9 of a shifting ring; 2-10 parts of a rack; 2-11 parts of gear; 2-12 of racks; the bracket I comprises 2-13 chutes; the pricking pin adjusting assembly 3 comprises a pedal III 3-1; a pedal III shaft 3-2; 3-3 of a side plate; 3-4 of a rotating shaft; 3-5 of a telescopic cylinder; 3-6 parts of a telescopic rod; 3-7 of a spring; 3-8 parts of a support lug; 3-9 parts of a bottom plate of a pedal III; 3-10 parts of ratchet shell; 3-11 parts of a branch ear; 3-12 of a gear shifting shaft; 3-13 of shifting teeth; 3-14 parts of a gear shifting spring; 3-15 parts of a shifting spring support; 3-16 shafts of a chain wheel III; 3-17 of a chain wheel; 3-18 parts of a chain II; chain wheels IV 3-19; 3-20 parts of a sprocket IV shaft; 3-21 parts of long cam; a puncture needle fixing plate 3-22; 3-23 of a tension spring; 3-24 parts of a bottom plate; needles 3-25.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The fixed connection in the device is realized by fixing in modes of welding, thread fixing and the like, and different fixing modes are used in combination with different use environments; the rotary connection means that the bearing is arranged on the shaft in a drying mode, a spring retainer ring groove is formed in the shaft or the shaft hole, and the elastic retainer ring is clamped in the retainer ring groove to achieve axial fixation of the bearing and achieve rotation; the sliding connection refers to the connection through the sliding of the sliding block in the sliding groove or the guide rail; the hinge joint is a movable connection mode on connecting parts such as a hinge, a pin shaft, a short shaft and the like; the required sealing positions are sealed by sealing rings or O-shaped rings.
The first embodiment;
the track and field run-up equipment comprises a pedal assembly 1, a span adjusting assembly 2 and a puncture needle adjusting assembly 3, wherein the puncture needle adjusting assembly 3 comprises a pedal III 3-1, a pedal III shaft 3-2, a side plate 3-3, a rotating shaft 3-4, a telescopic cylinder 3-5, a telescopic rod 3-6, a spring II 3-7, a support lug I3-8, a pedal III bottom plate 3-9, a ratchet shell 3-10, a support lug II 3-11, a shifting gear shaft 3-12, a shifting gear 3-13, a shifting gear spring 3-14, a shifting gear spring support 3-15, a sprocket III shaft 3-16, a sprocket III 3-17, a chain II 3-18, a sprocket IV 3-19, a sprocket IV shaft 3-20, a long cam 3-21, a chain II 3-18, a sprocket IV shaft 3-19, a long cam 3, A puncture needle fixing plate 3-22, a tension spring 3-23, a bottom plate 3-24 and a puncture needle 3-25, wherein a pedal III 3-1 is rotatably connected with two rotating shafts 3-4, the angle between the pedal III 3-1 and the pedal III bottom plate 3-9 is 45 degrees, the two rotating shafts 3-4 are respectively connected with two telescopic cylinders 3-5, the two telescopic cylinders 3-5 are respectively connected with two telescopic rods 3-6 in a sliding way, two springs II 3-7 are respectively sleeved on the two telescopic cylinders 3-5 and the two telescopic rods 3-6, the two springs II 3-7 are in a compressed state, the two telescopic rods 3-6 are respectively hinged with two support lugs I3-8, the two support lugs I3-8 are respectively connected with the pedal III bottom plate 3-9, two ends of the pedal III bottom plate 3-9 are respectively connected with the two side plates 3-3, the pedal III 3-1 is connected with a pedal III shaft 3-2, two ends of the pedal III shaft 3-2 are respectively and rotatably connected with two side plates 3-3, two ends of a ratchet shell 3-10 are provided with end covers, the pedal III shaft 3-2 is rotatably connected with the ratchet shell 3-10 end covers, the pedal III shaft 3-2 is connected with a support lug II 3-11, the support lug II 3-11 is rotatably connected with a shifting tooth shaft 3-12, the shifting tooth shaft 3-12 is rotatably connected with a shifting tooth 3-13, two ends of a shifting tooth spring 3-14 are respectively connected with a shifting tooth spring support 3-15 and a shifting tooth 3-13, the shifting tooth spring 3-14 is in a compressed state, the shifting tooth spring support 3-15 is connected with the support lug II 3-11, the shifting tooth 3-13 is contacted with the ratchet shell 3-10, the end cover of the ratchet shell 3-10 is connected with a chain wheel III shaft 3-16, the chain wheel III shaft 3-16 is connected with the chain wheel III 3-17, the chain II 3-18 and the chain wheel IV 3-19 form chain wheel chain connection, the transmission ratio of the chain wheel III 3-17 to the chain wheel IV 3-19 is 1:4, the chain wheel IV 3-19 is connected with the chain wheel IV shaft 3-20, the chain wheel IV shaft 3-20 is rotationally connected with two side plates 3-3, the chain wheel IV shaft 3-20 is connected with a long cam 3-21, the long cam 3-21 is contacted with a needle fixing plate 3-22, two ends of a tension spring 3-23 are respectively connected with a bottom plate 3-9 of the pedal III and a needle fixing plate 3-22, the tension spring 3-23 is in a stretching state, sliding grooves are respectively arranged on the two side plates 3-3, the needle fixing plate 3-22 is in sliding connection with the sliding, the puncture needle fixing plate 3-22 is connected with the puncture needle 3-25, the puncture needle 3-25 is connected with the bottom plate 3-24 in a sliding way, and the bottom plate 3-24 is connected with the two side plates 3-3.
The pedal assembly 1 is connected with the span adjusting assembly 2, and the span adjusting assembly 2 is connected with the pricker adjusting assembly 3.
The second embodiment is as follows:
referring to the embodiment shown in fig. 1-19, the embodiment will be further described, wherein the pedal assembly 1 includes a rocking handle i 1-1, a threaded shaft i 1-2, a sprocket i 1-3, a chain i 1-4, a sprocket ii 1-5, a threaded shaft ii 1-6, a pedal i 1-7, a pedal ii 1-8, a fixing plate 1-9, a carriage i 1-10, a carriage slide rail 1-11, a bracket i 1-12, a positioning inclined block 1-13, a semicircular groove 1-14, a positioning hole 1-15, an inclined surface 1-16, a limit column 1-17, a carriage ii 1-18, a bracket slide block 1-19, a spring i 1-20 and a spring i bracket 1-21, the rocking handle i 1-1 is connected with the threaded shaft i 1-2, the threaded shaft I1-2 is connected with a chain wheel I1-3, the chain I1-4 and the chain wheel II 1-5 form a chain wheel chain connection, the chain wheel II 1-5 is connected with the threaded shaft II 1-6, the threaded shaft I1-2 and the threaded shaft II 1-6 are in threaded connection with a fixed plate 1-9, the threaded shaft I1-2 and the threaded shaft II 1-6 are hinged with a pedal I1-7, the pedal I1-7 is in sliding connection with a pedal II 1-8, the pedal II 1-8 is hinged with a fixed plate 1-9, the fixed plate 1-9 is connected with a sliding frame I1-10, the sliding frame I1-10 is in sliding connection with a sliding frame sliding rail 1-11, the sliding frame sliding rail 1-11 is positioned in a support I1-12, and a positioning inclined block 1-13 is in sliding connection with the sliding frame I1-, the semi-circular grooves 1-14 are located on the positioning inclined blocks 1-13, the positioning holes 1-15 are located on the supports I1-12, the inclined planes 1-16 are connected with the supports I1-12, the limiting columns 1-17 are in contact with the positioning inclined blocks 1-13, the limiting columns 1-17 are connected with the sliding frames II 1-18, the sliding frames II 1-18 are in sliding connection with the sliding frames I1-10, the support sliding blocks 1-19 are connected with the supports I1-12, two ends of the springs I1-20 are respectively connected with the supports I1-21 of the springs I and the sliding frames II 1-18, the springs I1-20 are in a compressed state, the supports I1-21 of the springs I are connected with the sliding frames I1-10, and the pedal assembly 1 comprises two parts which are symmetrical left and right.
The third concrete implementation mode:
referring to fig. 1-19, the first embodiment will be further described, in which the span adjustment assembly 2 includes a rotary handle ii 2-1, a rotary handle ii shaft 2-2, a sliding block guide rail 2-3, a sliding block 2-4, a guide rail support 2-5, a support ii 2-6, a rocker 2-7, a toggle column 2-8, a toggle ring 2-9, a rack i 2-10, a gear 2-11, a rack ii 2-12, and a support i sliding groove 2-13, the rotary handle ii 2-1 is connected to the rotary handle ii shaft 2-2, the rotary handle ii shaft 2-2 is rotatably connected to the sliding block guide rail 2-3, the sliding block guide rail 2-3 is tightly slidably connected to the sliding block 2-4, the sliding block 2-4 is tightly screwed to the rotary handle ii shaft 2-2, the second swing handle shaft 2-2 is rotatably connected with the guide rail bracket 2-5, the guide rail bracket 2-5 is connected with the bracket II 2-6, the slide block guide rail 2-3 is connected with the guide rail bracket 2-5, the second swing handle shaft 2-2 is connected with the rocker 2-7, the rocker 2-7 is connected with the shifting column 2-8, the shifting column 2-8 is positioned in the shifting ring 2-9, the shifting ring 2-9 is connected with the rack I2-10, the rack I2-10 is meshed with the gear 2-11, the gear 2-11 is rotatably connected with the second swing handle shaft 2-2, the gear 2-11 is connected with the rack II 2-12, the rack I2-10 and the rack II 2-12 are respectively connected with the two brackets I1-12, the two brackets I1-12 are both slidably connected with the bracket I2-13, the chutes 2-13 of the bracket I are positioned on the brackets II 2-6.
The invention relates to a track and field run-up device, which has the working principle that: the rocking handle I1-1 drives a threaded shaft I1-2 to rotate, the threaded shaft I1-2 drives a chain wheel I1-3 to rotate, the chain wheel I1-3 drives a chain wheel II 1-5 to rotate through a chain I1-4, the chain wheel II 1-5 drives a threaded shaft II 1-6 to rotate, the threaded shaft I1-2 and the threaded shaft II 1-6 slide back and forth in a fixing plate 1-9 through threads, the threaded shaft I1-2 and the threaded shaft II 1-6 drive a pedal I1-7 to slide on a pedal II 1-8 through a hinged shaft, the chain wheel I1-3, the chain I1-4 and the chain wheel II 1-5 move along with the threaded shaft I1-2 and the threaded shaft II 1-6 simultaneously, the length of a right-angle side and the length of an oblique side change, the angle of a right-angle side and the angle of the oblique side change simultaneously, thus, the angle adjustment of the pedals I1-7 and II 1-8 is completed, the sliding carriages I1-10 are slid towards the inclined surfaces 1-16, the sliding carriages I1-10 slide on the sliding carriage slide rails 1-11, the inclined surfaces of the positioning inclined blocks 1-13 are contacted with the positioning holes 1-15, the positioning inclined blocks 1-13 slide out of the positioning holes 1-15, the semicircular grooves 1-14 on the positioning inclined blocks 1-13 are not contacted with the limiting columns 1-17, the positioning inclined blocks 1-13 slide upwards along the inclined surfaces 1-16, the positioning inclined blocks 1-13 slide upwards in the sliding carriages I1-10, the semicircular grooves 1-14 on the positioning inclined blocks 1-13 are superposed with the limiting columns 1-17, and the sliding carriages II 1-18 slide in the sliding carriages I1-10 under the thrust of the springs I1-20, the semicircular grooves 1-14 are contacted with the limiting columns 1-17, the positioning inclined blocks 1-13 are limited by the limiting columns 1-17 and cannot slide down, the sliding carriages I1-10 are pushed to be above the proper positioning holes 1-15, the sliding carriages II 1-18 are pressed down, the positioning inclined blocks 1-13 are not limited by the limiting columns 1-17, the positioning inclined blocks 1-13 fall into the positioning holes 1-15, the planes of the positioning inclined blocks 1-13 are contacted with the positioning holes 1-15, the sliding carriages I1-10 are limited and cannot slide under the backward pushing force of feet of athletes, so that the adjustment of the positions of the pedals I1-7 and the pedals II 1-8 is completed, the pedals I1-7 and the pedals II 1-8 and the fixing plates 1-9 have gaps with the supports I1-12, and the gaps are larger than the widths of the inclined planes 1-16, so that interference with the inclined plane 1-16 is avoided, the rotary handle II 2-1 is rotated, the rotary handle II 2-1 drives the rotary handle II shaft 2-2 to rotate, the rotary handle II shaft 2-2 drives the sliding block 2-4 to slide in the guide rail bracket 2-5 through threads, when the rotary handle II shaft 2-2 stops rotating, under the friction force between the rotary handle II shaft 2-2 and the sliding block 2-4 and the friction force between the sliding block 2-4 and the sliding block guide rail 2-3, the rotary handle II shaft 2-2 does not have large external force and can not rotate, the rotary handle II shaft 2-2 drives the rocker 2-7 to rotate, the rocker 2-7 drives the shifting column 2-8 to do circular motion, the shifting column 2-8 shifting ring 2-9 moves towards the center or away, the shifting ring 2-9 drives the rack I2-10 towards the center or away, when the running-assisting device is used in sand, a pedal III 3-1 is stepped by feet, the pedal III 3-1 drives a pedal III shaft 3-2 to rotate by 45 degrees, the pedal III 3-1 drives two telescopic rods 3-6 to slide in two telescopic cylinders 3-5 through two rotating shafts 3-4, a spring II 3-7 is further compressed, the two rotating shafts 3-4 rotate in the pedal III 3-1, the lower ends of the two telescopic rods 3-6 rotate around a hinged shaft, the pedal III shaft 3-2 drives a support lug II 3-11 to rotate by 45 degrees, the support lugs II 3-11 drive the shifting tooth shafts 3-12 to rotate by 45 degrees, the shifting tooth shafts 3-12 drive the shifting teeth 3-13 to rotate by 45 degrees, the shifting teeth 3-13 drive the ratchet tooth shells 3-10 to rotate by 45 degrees, the ratchet tooth shells 3-10 drive the chain wheel III shafts 3-16 to rotate by 45 degrees, the chain wheel III shafts 3-16 drive the chain wheel III 3-17 to rotate 1/8 circles, because the transmission ratio of the chain wheel III 3-17 to the chain wheel IV 3-19 is 1:4, the chain wheel III 3-17 drives the chain wheel IV 3-19 to rotate 1/2 circles through the chains II 3-18, the chain wheel IV 3-19 drives the chain wheel IV shaft 3-20 to rotate 1/2 circles, the chain wheel IV shafts 3-20 drive the long cams 3-21 to rotate 180 degrees, and the plane on the other side of the long cams 3-21 is contacted with, the tension spring 3-23 is further stretched, the puncture needle fixing plate 3-22 drives the puncture needle 3-25 to be deeply punctured into the sand, the long puncture needle 3-25 is used for fixing the run-up device, the pedal 3-1, the rotating shaft 3-4, the telescopic cylinder 3-5 and the telescopic rod 3-6 are reset under the action of the spring II 3-7 after the pedal III 3-1 is loosened, the pedal III shaft 3-2 drives the pedal III shaft 3-2 to rotate 45 degrees, the pedal III shaft 3-2 drives the support lug II 3-11 to rotate 45 degrees, the support lug II 3-11 drives the poking tooth shaft 3-12 to rotate 45 degrees, the poking tooth shaft 3-12 drives the poking tooth 3-13 to rotate 45 degrees, the poking tooth 3-13 cannot poke the ratchet shell 3-10 along the curved surface of the inner ratchet of the ratchet shell 3-10, the poking tooth spring 3-14 is further compressed, the ratchet shell 3-10 can not drive the chain wheel III shaft 3-16 to rotate, so that the transmission system is reset, the pricking pin adjusting assembly 3 is switched to be in a long pricking pin state, when the device is used on the plastic track, the pedal III 3-1 is stepped down again, the transmission process from the pedal III 3-1 to the long cam 3-21 is repeated, the long cam 3-21 rotates 180 degrees, the pricking pin fixing plate 3-22 rises, the pricking pin 3-25 stretches out and shortens, the pricking pin adjusting assembly 3 is switched to be in a short pricking pin state, and the device is suitable for being fixed when the device is used on the plastic track.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and that various changes, modifications, additions and substitutions which are within the spirit and scope of the present invention and which may be made by those skilled in the art are also within the scope of the present invention.
Claims (3)
1. A track and field run-up device comprises a pedal assembly (1), a span adjustment assembly (2) and a puncture needle adjustment assembly (3), and is characterized in that: the pricking pin adjusting assembly (3) comprises a pedal III (3-1), a pedal III shaft (3-2), a side plate (3-3), a rotating shaft (3-4), a telescopic cylinder (3-5), a telescopic rod (3-6), a spring II (3-7), a support lug I (3-8), a pedal III bottom plate (3-9), a ratchet shell (3-10), a support lug II (3-11), a poking gear shaft (3-12), a poking gear (3-13), a poking gear spring (3-14), a poking gear spring support (3-15), a chain wheel III shaft (3-16), a chain wheel III (3-17), a chain II (3-18), a chain wheel IV (3-19), a chain wheel IV shaft (3-20), a long cam (3-21) and a pricking pin fixing plate (3-22), Tension springs (3-23), bottom plates (3-24) and felting needles (3-25), a pedal III (3-1) is rotatably connected with two rotating shafts (3-4), the angle between the pedal III (3-1) and the pedal III bottom plate (3-9) is 45 degrees, the two rotating shafts (3-4) are respectively connected with two telescopic cylinders (3-5), the two telescopic cylinders (3-5) are respectively connected with two telescopic rods (3-6) in a sliding way, two springs II (3-7) are respectively sleeved on the two telescopic cylinders (3-5) and the two telescopic rods (3-6), the two springs II (3-7) are both in a compressed state, the two telescopic rods (3-6) are respectively hinged with two support lugs I (3-8), the two support lugs I (3-8) are both connected with the pedal III bottom plate (3-9), two ends of a bottom plate (3-9) of a pedal III are respectively connected with two side plates (3-3), the pedal III (3-1) is connected with a shaft (3-2) of the pedal III, two ends of the shaft (3-2) of the pedal III are respectively connected with the two side plates (3-3) in a rotating way, two ends of a ratchet shell (3-10) are provided with end covers, the shaft (3-2) of the pedal III is connected with the end covers of the ratchet shell (3-10) in a rotating way, the shaft (3-2) of the pedal III is connected with a support lug II (3-11), the support lug II (3-11) is connected with a shifting tooth shaft (3-12) in a rotating way, the shifting tooth shaft (3-12) is connected with a shifting tooth (3-13) in a rotating way, two ends of a shifting tooth spring (3-14) are respectively connected with a shifting tooth spring support (3-15) and a shifting tooth (3-13), and the shifting, the tooth shifting spring support (3-15) is connected with the support lug II (3-11), the shifting teeth (3-13) are in contact with the ratchet shell (3-10), the end cover of the ratchet shell (3-10) is connected with the shaft (3-16) of the chain wheel III, the shaft (3-16) of the chain wheel III is connected with the chain wheel III (3-17), the chain II (3-18) and the chain wheel IV (3-19) form chain wheel chain connection, the transmission ratio of the chain wheel III (3-17) to the chain wheel IV (3-19) is 1:4, the chain wheel IV (3-19) is connected with the chain wheel IV shaft (3-20), the chain wheel IV shaft (3-20) is rotationally connected with the two side plates (3-3), the chain wheel IV shaft (3-20) is connected with the long cam (3-21), the long cam (3-21) is in contact with the puncture needle fixing plate (3-22), two ends of a tension spring (3-23) are respectively connected with a bottom plate (3-9) of the pedal III and a felting needle fixing plate (3-22), the tension spring (3-23) is in a stretching state, sliding grooves are formed in the two side plates (3-3), the felting needle fixing plate (3-22) is in sliding connection with the sliding grooves in the two side plates (3-3), the felting needle fixing plate (3-22) is connected with felting needles (3-25), the felting needles (3-25) are in sliding connection with the bottom plate (3-24), and the bottom plate (3-24) is connected with the two side plates (3-3);
the pedal assembly (1) is connected with the span adjusting assembly (2), and the span adjusting assembly (2) is connected with the pricking pin adjusting assembly (3).
2. A track starting device according to claim 1, characterized in that: the pedal assembly (1) comprises a rocking handle I (1-1), a threaded shaft I (1-2), a chain wheel I (1-3), a chain I (1-4), a chain wheel II (1-5), a threaded shaft II (1-6), a pedal I (1-7), a pedal II (1-8), a fixing plate (1-9), a sliding frame I (1-10), a sliding frame sliding rail (1-11), a support I (1-12), a positioning inclined block (1-13), a semicircular groove (1-14), a positioning hole (1-15), an inclined plane (1-16), a limiting column (1-17), a sliding frame II (1-18), a support sliding block (1-19), a spring I (1-20) and a spring I support (1-21), wherein the rocking handle I (1-1) is connected with the threaded shaft I (1-2), the threaded shaft I (1-2) is connected with the chain wheel I (1-3), the chain I (1-4) and the chain wheel II (1-5) form chain wheel and chain connection, the chain wheel II (1-5) is connected with the threaded shaft II (1-6), the threaded shaft I (1-2) and the threaded shaft II (1-6) are both in threaded connection with a fixing plate (1-9), the threaded shaft I (1-2) and the threaded shaft II (1-6) are both hinged with a pedal I (1-7), the pedal I (1-7) is in sliding connection with the pedal II (1-8), the pedal II (1-8) is hinged with the fixing plate (1-9), the fixing plate (1-9) is connected with the carriage I (1-10), the carriage I (1-10) is in sliding connection with a carriage sliding rail (1-11), the sliding rack sliding rail (1-11) is positioned in the bracket I (1-12), the positioning inclined block (1-13) is connected with the sliding rack I (1-10) in a sliding way, the semicircular groove (1-14) is positioned on the positioning inclined block (1-13), the positioning hole (1-15) is positioned on the bracket I (1-12), the inclined plane (1-16) is connected with the bracket I (1-12), the limiting column (1-17) is contacted with the positioning inclined block (1-13), the limiting column (1-17) is connected with the sliding rack II (1-18), the sliding rack II (1-18) is connected with the sliding rack I (1-10) in a sliding way, the bracket sliding block (1-19) is connected with the bracket I (1-12), two ends of the spring I (1-20) are respectively connected with the bracket I (1-21) of the spring and the sliding rack II (1-18), the first spring (1-20) is in a compressed state, the first spring support (1-21) is connected with the first sliding frame (1-10), and the pedal assembly (1) comprises two parts which are symmetrical left and right.
3. A track starting device according to claim 1, characterized in that: the span adjusting assembly (2) comprises a rotary handle II (2-1), a rotary handle II shaft (2-2), a sliding block guide rail (2-3), a sliding block (2-4), a guide rail support (2-5), a support II (2-6), a rocker (2-7), a shifting column (2-8), a shifting ring (2-9), a rack I (2-10), a gear (2-11), a rack II (2-12) and a support I sliding groove (2-13), the rotary handle II (2-1) is connected with the rotary handle II shaft (2-2), the rotary handle II shaft (2-2) is rotatably connected with the sliding block guide rail (2-3), the sliding block guide rail (2-3) is tightly connected with the sliding block (2-4) in a sliding manner, the sliding block (2-4) is tightly connected with the rotary handle II shaft (2-2) in a threaded manner, the second rotary handle shaft (2-2) is rotatably connected with the guide rail support (2-5), the guide rail support (2-5) is connected with the second support (2-6), the slide block guide rail (2-3) is connected with the guide rail support (2-5), the second rotary handle shaft (2-2) is connected with the rocker (2-7), the rocker (2-7) is connected with the shifting column (2-8), the shifting column (2-8) is positioned in the shifting ring (2-9), the shifting ring (2-9) is connected with the rack I (2-10), the rack I (2-10) is meshed with the gear (2-11), the gear (2-11) is rotatably connected with the second rotary handle shaft (2-2), the gear (2-11) is connected with the rack II (2-12), and the rack I (2-10) and the rack II (2-12) are respectively connected with the two supports I (1-12) Two supports I (1-12) are connected with the supports I sliding grooves (2-13) in a sliding mode, and the supports I sliding grooves (2-13) are located on the supports II (2-6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910862917.5A CN110548303B (en) | 2019-09-12 | 2019-09-12 | Track and field run-up equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910862917.5A CN110548303B (en) | 2019-09-12 | 2019-09-12 | Track and field run-up equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110548303A CN110548303A (en) | 2019-12-10 |
| CN110548303B true CN110548303B (en) | 2020-09-04 |
Family
ID=68740048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910862917.5A Active CN110548303B (en) | 2019-09-12 | 2019-09-12 | Track and field run-up equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110548303B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203710642U (en) * | 2013-12-27 | 2014-07-16 | 杨帆 | Run-up apparatus |
| CN204182143U (en) * | 2014-11-06 | 2015-03-04 | 山东交通学院 | A kind of adjustable running special electric starting block |
| CN204973094U (en) * | 2015-08-10 | 2016-01-20 | 柳东虹 | Race starter convenient to spacing |
| CN206508567U (en) * | 2017-01-05 | 2017-09-22 | 南阳师范学院 | A kind of track and field block |
| CN206809793U (en) * | 2017-05-12 | 2017-12-29 | 常州轻工职业技术学院 | A kind of track and field block |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9242187B2 (en) * | 2010-05-19 | 2016-01-26 | Michael C. Ford | Track and field starting block anchor |
| CN206240090U (en) * | 2016-12-14 | 2017-06-13 | 吉林工程技术师范学院 | A kind of athletic training starting block |
| CN207734612U (en) * | 2018-01-12 | 2018-08-17 | 山东大学 | A kind of track and field block |
-
2019
- 2019-09-12 CN CN201910862917.5A patent/CN110548303B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203710642U (en) * | 2013-12-27 | 2014-07-16 | 杨帆 | Run-up apparatus |
| CN204182143U (en) * | 2014-11-06 | 2015-03-04 | 山东交通学院 | A kind of adjustable running special electric starting block |
| CN204973094U (en) * | 2015-08-10 | 2016-01-20 | 柳东虹 | Race starter convenient to spacing |
| CN206508567U (en) * | 2017-01-05 | 2017-09-22 | 南阳师范学院 | A kind of track and field block |
| CN206809793U (en) * | 2017-05-12 | 2017-12-29 | 常州轻工职业技术学院 | A kind of track and field block |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110548303A (en) | 2019-12-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2015139542A1 (en) | Rehabilitation training device | |
| CN110200784B (en) | A auxiliary training rehabilitation device for severe paralysis person | |
| CN201300293Y (en) | Bidirectional synchronous stretching-positioning device | |
| CN109224381B (en) | Four-limb linkage mechanism | |
| CN212593734U (en) | Device is tempered with four limbs to department of neurology nursing | |
| CN109513963B (en) | Industrial equipment puncher with fixed function | |
| CN109646235A (en) | A kind of neurosurgery head supporting drainage device | |
| CN110548303B (en) | Track and field run-up equipment | |
| CN104667484A (en) | Reciprocating body builder | |
| CN110812120A (en) | Orthopedic patient postoperative limb coordination rehabilitation nursing device and use method thereof | |
| CN210914284U (en) | Badminton manufacturing installation with rotatory work platform | |
| CN209696246U (en) | A kind of motion sensing device based on Internet of Things | |
| CN114469647A (en) | Nerve rehabilitation training device convenient for postoperative muscle stretching | |
| CN206007925U (en) | A kind of height-adjustable anti-skidding leg-pressing frame | |
| CN211382485U (en) | Endocrine patient foot nursing device | |
| CN208493118U (en) | A kind of sporting devices for leg exercises | |
| CN111012625B (en) | Foot joint exercise rehabilitation device | |
| CN113069312A (en) | Device is tempered to severe patient's function | |
| CN108853932A (en) | A kind of medical health-care auxiliary arm stretcher | |
| CN113171265B (en) | Patient limb moving device for neurology department | |
| CN111084965A (en) | Rotary function training rehabilitation equipment | |
| CN201094721Y (en) | Qi-blood easy press | |
| CN211986916U (en) | Upper limb rehabilitation device for treating scapulohumeral periarthritis | |
| CN112515917B (en) | Be used for recovered automatic device of taking exercise of cerebral infarction patient low limbs | |
| CN206719398U (en) | A kind of bicycle cellphone support |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200811 Address after: 312500 no.14-1, Dajiang village, Ru'ao Town, Xinchang County, Shaoxing City, Zhejiang Province (application for residence) Applicant after: Xinchang Jieting Technology Co.,Ltd. Address before: 516008 Huizhou sports school, No.14, eling North Road, Huizhou City, Guangdong Province Applicant before: Kang Jianmin |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221209 Address after: 312500 Industrial Park of Rulan Town, Xinchang County, Shaoxing City, Zhejiang Province Patentee after: ZHEJIANG HENGCHENG CAPSULE Co.,Ltd. Address before: 312500, no.14-1, Dajiang village, Ru'ao Town, Xinchang County, Shaoxing City, Zhejiang Province Patentee before: Xinchang Jieting Technology Co.,Ltd. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A track and field run-up equipment Effective date of registration: 20230109 Granted publication date: 20200904 Pledgee: Xinchang Zhejiang rural commercial bank Limited by Share Ltd. Pledgor: ZHEJIANG HENGCHENG CAPSULE Co.,Ltd. Registration number: Y2023330000071 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230608 Granted publication date: 20200904 Pledgee: Xinchang Zhejiang rural commercial bank Limited by Share Ltd. Pledgor: ZHEJIANG HENGCHENG CAPSULE Co.,Ltd. Registration number: Y2023330000071 |