CN214158499U

CN214158499U - Run-up device for plastic track

Info

Publication number: CN214158499U
Application number: CN202022570712.0U
Authority: CN
Inventors: 邱能聪
Original assignee: Sichuan Chuanyue Sports Facilities Engineering Co ltd
Current assignee: Sichuan Chuanyue Sports Facilities Engineering Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-09-10
Anticipated expiration: 2030-11-09

Abstract

The utility model discloses a plastic course is with running aid, the utility model relates to a running aid technical field, plastic course is with running aid includes: the mounting shell is respectively positioned on the front left side and the rear right side of the main body, and the lower ends of the front surface and the rear surface of the main body are respectively provided with a plurality of first inner grooves which are distributed at equal intervals; the beneficial effects of the utility model reside in that: make it break away from in the retaining ring through rotating the gag lever post front end to the left, later to the gag lever post pulling forward and make its rear end move to flush with the installation shell rear surface, in the notch of the upper right end of installation shell follow main part front surface spout slides in the spout downwards after that, and the recess of lower extreme can with the slide bar surface contact in the spout one on the slider, then move the installation shell to the right, the recess can move along the slide bar with the installation shell to the right, not only be convenient for faster completion installation use of installation shell, can also come faster regulation application distance through the removal of indicator plate on the scale mark according to individual hobby preference, better practicality has.

Description

Run-up device for plastic track

Technical Field

The utility model belongs to the technical field of the starting block technique and specifically relates to a plastic course is with starting block.

Background

The running aid is track and field running equipment, is used for in all kinds of match competitions, and the use of running aid can let the contest personnel can be better match, has important effect in the track and field match, and the running aid needs adjust the interval between height and the bipod according to the personal condition of the contest personnel when using to use when being convenient for the contest personnel to start.

When the existing running aid is used, the problem that the distance between two feet is not easy to adjust exists in part of the running aid, the installation is troublesome, and the phenomenon that the part of the running aid slides backwards when starting is easy to occur, so that the use of race-taking personnel is influenced.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the interval between two feet is not easy to adjust and is not convenient to install, the phenomenon that the running starts and slides backwards easily occurs, and the running aid for the plastic track is provided aiming at the problems in the prior art.

In order to solve the prior art problem, the utility model discloses a running aid for a plastic track, which comprises a main body and a mounting shell, wherein the mounting shell is respectively positioned on the front left side and the rear right side of the main body;

the front surface and the rear surface of the main body are respectively provided with a first sliding chute, the left side and the right side above the first sliding chute are respectively provided with a notch penetrating through the upper surface of the main body, the upper end and the lower end of the inner wall of the first sliding chute are respectively fixedly connected with a supporting rod, and one end, close to the supporting rod, of the supporting rod is respectively fixedly connected with a sliding rod;

the utility model discloses a safety protection device for a bicycle, including main part, installation shell, limiting rod, inside groove I, inside groove II, one side left side front end, the installation shell has the stopper of lower extreme equal fixedly connected with, the installation shell is leaned on outer one side left end swing joint to run through the front and back gag lever post, the installation shell is equipped with the footboard in the middle of the inside, the installation shell is leaned on interior one side left side front end to open has inside groove two, the installation shell is leaned on interior one side middle part fixedly connected with slider, the installation shell is leaned on interior one side middle part upper end fixedly connected with indicator plate, the slider upper and lower surface all opens flutedly, is located preceding left the installation shell front surface left side with be located the back right side the installation shell rear surface left side is the solid fixed ring of equal fixedly connected with.

Preferably, the bottoms of the left side and the right side of the front surface and the rear surface of the main body are fixedly connected with transverse plates, and the lower surfaces of the main body, the mounting shell and the transverse plates are fixedly connected with anti-skid nails.

Preferably, the through-hole that runs through front and back surface is all opened on the inside right side of installation shell, the footboard upper surface has all bonded the plastic pad, two spout two have all been opened to footboard right side surface lower extreme, two inside inserted bars that have all been embedded into of spout, the inserted bar leans on in the outer one end activity embedding through-hole, two outside pull blocks of spout are run through to inserted bar right-hand member fixedly connected with.

Preferably, the sliding block is movably embedded into the first sliding groove, and the groove is in sliding connection with the sliding rod.

Preferably, the limiting rod penetrates through the left side end of the front end and the rear end of the pedal and is movably connected with the left side end of the front end and the rear end of the pedal, the limiting rod penetrates through the front side and the rear side of the inner groove II, one end, close to the limiting block, of the spring is fixedly connected with the front surface of the limiting block, one end, close to the main body, of the limiting rod is movably embedded into the first inner groove, the lower surface of the indicating plate is in surface contact with the scale mark, and one end, close to the outer side, of the limiting rod is movably embedded into the fixing ring.

Preferably, the left end and the right end of the sliding rod positioned at the upper end of the first sliding groove extend to the inner sides of the two notches.

Compared with the prior art, the beneficial effects of the utility model are that:

the front end of the limiting rod is rotated leftwards to be separated from the fixed ring, then the limiting rod is pulled forwards and the rear end of the limiting rod is moved to be flush with the rear surface of the mounting shell, the rear end of the limiting rod is fixedly connected with a limiting block, the limiting block is contacted with the front end of the inner wall of the second inner groove when the limiting rod is pulled, the limiting rod can limit the limiting rod, then the mounting shell is downwards slid into the first sliding groove from the notch at the upper right end of the sliding groove at the front surface of the main body, at the moment, the sliding block is moved to the front end of the first sliding groove from top to bottom, at the moment, the groove at the upper end and the lower end of the sliding block is contacted with the surface of the sliding rod in the first sliding groove, then the mounting shell is moved rightwards, the groove moves along the sliding rod to move rightwards, when the mounting shell is moved to a corresponding position and the limiting rod is corresponding to the first inner groove, at the moment, the limiting rod moves backwards under the elastic action of the spring and is movably embedded into the first inner groove, fix spacingly with this to the installation shell, when the installation is located the installation shell of right back end, need put into it from the notch of the spout upper right end of main part rear surface, just operate like the installation shell in left the place ahead, the area is put into the spout of rear surface and just is to doing it to the relevant position after one, can control interval between the two through the removal of indicator panel on the scale mark at the in-process that removes two installation shells, consequently, not only be convenient for very fast completion installation of installation shell use like this, can also come very fast regulation application interval through the removal of indicator panel on the scale mark according to individual hobby preference, better practicality has.

Drawings

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

FIG. 2 is a schematic diagram of a right-side sectional structure of the present invention;

fig. 3 is a schematic view of a partial cross-sectional structure a of fig. 2 according to the present invention;

fig. 4 is a schematic overall top view structure of the present invention;

fig. 5 is a schematic structural view of the mounting case of the present invention;

fig. 6 is a schematic view of a cross-sectional structure of a chute according to the present invention.

The labels in the figure are: the anti-skid device comprises a main body 1, a transverse plate 11, a non-slip stud 12, a first inner groove 13, a first sliding groove 2, a notch 21, a support rod 22, a sliding rod 23, a mounting shell 3, a pedal 31, a plastic pad 32, a sliding block 33, an indicating plate 34, a groove 35, a second sliding groove 36, an inserted rod 37, a pulling block 38, a fixing ring 39, a limiting rod 310, a through hole 311, a spring 312, a limiting block 313 and a second inner groove 314.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

Referring to fig. 1 to 6, a runner for a plastic track includes a main body 1 and a mounting case 3, wherein the mounting case 3 is respectively located at the front left side and the rear right side of the main body 1;

the front surface and the rear surface of the main body 1 are both provided with a first sliding chute 2, the left side and the right side above the first sliding chute 2 are both provided with notches 21 penetrating through the upper surface of the main body 1, the upper end and the lower end of the inner wall of the first sliding chute 2 are both fixedly connected with a supporting rod 22, and one end, close to the supporting rod 22, of the supporting rod 22 is both fixedly connected with a sliding rod 23;

the lower end of the front surface and the rear surface of the main body 1 are respectively provided with a plurality of inner grooves 13 which are distributed at equal intervals, the front end and the rear end of the upper surface of the main body 1 are respectively provided with a scale mark, the middle inside the installation shell 3 is provided with a pedal 31, the front end of the left side of the side, which is close to the inside, of the installation shell 3 is provided with an inner groove II 314, the left end of the side, which is close to the outside, of the installation shell 3 is movably connected with a limiting rod 310 which penetrates through the front and the rear parts, the upper end and the lower end of the outer side of the limiting rod 310 are respectively and fixedly connected with a limiting block 313, the front end inside the inner groove II 314 is fixedly connected with a spring 312, the middle part of the side, which is close to the inside, of the installation shell 3 is fixedly connected with a sliding block 33, the upper end of the middle part, which is close to the inside, of the installation shell 3 is fixedly connected with an indicating plate 34, the upper surface and the lower surface of the sliding block 33 are respectively provided with a groove 35, the left side of the front surface of the installation shell 3 which is positioned at the front left side and the rear side are respectively and the rear side of the installation shell 3 are fixedly connected with a fixing ring 39, the left end and the right end of a sliding rod 23 positioned at the upper end of a first sliding groove 2 extend to the inner sides of two notches 21, a limiting rod 310 penetrates through the left end of the front end and the rear end of a pedal 31 and is movably connected with the pedal, the limiting rod 310 penetrates through the front side and the rear side of a second inner groove 314, one end, close to a limiting block 313, of a spring 312 is fixedly connected with the front surface of the limiting block 313, one end, close to a main body 1, of the limiting rod 310 is movably embedded into the first inner groove 13, the lower surface of an indicating plate 34 is in surface contact with a scale mark, one end, close to the outer side, of the limiting rod 310 is movably embedded into a fixing ring 39, a sliding block 33 is movably embedded into the first sliding groove 2, and a groove 35 is connected with the sliding rod 23 in a sliding mode;

specifically, when the running aid is needed, the main body 1 is placed, the mounting shell 3 is placed on the front left side and the rear right side of the main body 1, the sliding block 33 on the mounting shell 3 is required to correspond to the notch 21 at the upper end of the left side of the first sliding groove 2, the front end of the limiting rod 310 is required to rotate leftwards to be separated from the fixing ring 39, the limiting rod 310 is pulled forwards to enable the rear end of the limiting rod to move to be flush with the rear surface of the mounting shell 3, the rear end of the limiting rod 310 is fixedly connected with the limiting block 313, the limiting block 313 is contacted with the front end of the inner wall of the second internal groove 314 when the limiting rod 310 is pulled, the spring 312 is compressed to limit the limiting rod 310, the mounting shell 3 is moved downwards, the sliding block 33 is moved to the front end of the first sliding groove 2 from top to bottom, the groove 35 at the upper end and the lower end of the sliding block 33 is contacted with the surface of the sliding rod 23 in the first sliding groove 22, then the mounting shell 3 is moved rightwards, the groove 35 moves rightwards along the sliding rod 23 along with the mounting shell 3, when the mounting shell 3 is moved to a corresponding position and the limiting rod 310 corresponds to the first internal groove 13, the limiting rod 310 can be loosened, at the moment, the limiting rod 310 moves backwards under the elastic action of the spring 312 and is movably embedded into the first internal groove 13, and therefore the mounting shell 3 is fixedly limited;

when the mounting shell 3 positioned on the rear right side is mounted, the mounting shell needs to be placed into the notch 21 at the upper right end of the chute I2 on the rear surface of the main body 1, the operation is performed like the mounting shell 3 on the left front side, the belt is moved to a corresponding position after being placed into the chute I2 on the rear surface, and the distance between the two mounting shells can be controlled by the movement of the indicating plate 34 on the scale marks in the process of moving the two mounting shells 3, so that the mounting shell 3 can be mounted and used quickly through the operation, the use distance can be adjusted quickly by the movement of the indicating plate 34 on the scale marks according to personal preferences, and the mounting shell has good practicability;

the bottom parts of the left side and the right side of the front surface and the rear surface of the main body 1 are fixedly connected with transverse plates 11, and the lower surfaces of the main body 1, the mounting shell 3 and the transverse plates 11 are fixedly connected with anti-skid nails 12;

through holes 311 penetrating through the front surface and the rear surface are formed in the right side of the inner part of the mounting shell 3, plastic pads 32 are bonded on the upper surface of the pedal 31, two sliding grooves 36 are formed in the lower end of the right side surface of the pedal 31, inserting rods 37 are embedded in the sliding grooves 36, the outer ends of the inserting rods 37 are movably embedded into the through holes 311, and the right ends of the inserting rods 37 are fixedly connected with pull blocks 38 penetrating through the outer parts of the sliding grooves 36;

when the installation shell 3 is installed and the height of the pedal 31 needs to be adjusted, two pulling blocks 38 are moved towards the inner side of the pedal 31 along two sliding grooves 36 at the same time, at the moment, the inserting rod 37 can be moved out of the inner side of the through hole 311 under the driving of the pulling block 38, then the pedal 31 can be moved upwards or towards the next limiting rod 310 as a rotating shaft, when the pedal 31 is moved to the use height, the pulling block 38 can be moved towards the outer side of the pedal 31, then the inserting rod can be inserted into the through hole 311 corresponding to the pulling block 38 under the driving of the pulling block 38, the adjustment of the height of the pedal 31 can be completed after the inserting rod 37 is inserted into the through hole 311, the operation is simple and convenient, the use height can be adjusted, the shoes of a user can be better contacted with the plastic pad 32, and a better force application point can be provided when the user starts running.

The present invention has been described in relation to the above embodiments, which are only examples for implementing the present invention. It should be noted that the disclosed embodiments do not limit the scope of the invention. On the contrary, all changes and modifications which do not depart from the spirit and scope of the present invention are deemed to fall within the scope of the present invention.

Claims

1. The utility model provides a plastic course is with running aid, includes main part (1) and installation shell (3), left side and back right side before installation shell (3) are located main part (1) respectively, its characterized in that:

the front surface and the rear surface of the main body (1) are respectively provided with a first sliding chute (2), the left side and the right side above the first sliding chute (2) are respectively provided with a notch (21) penetrating through the upper surface of the main body (1), the upper end and the lower end of the inner wall of the first sliding chute (2) are respectively and fixedly connected with a supporting rod (22), and one end, close to the supporting rod (22), of the supporting rod is respectively and fixedly connected with a sliding rod (23);

inside groove one (13) that a plurality of equidistance distributes are all opened to main part (1) front and back surface lower extreme, main part (1) upper surface front and back end all is provided with the scale mark, install the inside centre of shell (3) and be equipped with footboard (31), install shell (3) and lean on one side left side front end in to open there is inside groove two (314), install shell (3) and lean on outer one side left end swing joint to have gag lever post (310) around running through, the equal fixedly connected with stopper (313) of lower extreme on the gag lever post (310) outside, inside groove two (314) inside front end fixedly connected with spring (312), install shell (3) and lean on one side middle part fixedly connected with slider (33) in, install shell (3) and lean on one side middle part upper end fixedly connected with indicator board (34) in, recess (35) have all been opened to the surface about slider (33), are located preceding left side install shell (3) front surface left side and be located back right side install shell (3) The left side of the surface is fixedly connected with a fixing ring (39).

2. A runner aid for a synthetic course according to claim 1, wherein: equal fixedly connected with diaphragm (11) in main part (1) front and back surface left and right sides bottom, equal fixedly connected with antiskid nail (12) in main part (1) and installation shell (3) and diaphragm (11) lower surface.

3. A runner aid for a synthetic course according to claim 1, wherein: through-hole (311) that runs through the front and back surface are all opened to installation shell (3) inside right side, footboard (31) upper surface all bonds and has plastic pad (32), footboard (31) right side surface lower extreme has all opened two spout (36), the inside inserted bar (37) that has all been embedded into of two spout (36), inserted bar (37) lean on outer one end activity embedding through-hole (311) in, inserted bar (37) right-hand member fixedly connected with runs through the outside pull block (38) of two spout (36).

4. A runner aid for a synthetic course according to claim 1, wherein: the sliding block (33) is movably embedded into the first sliding groove (2), and the groove (35) is connected with the sliding rod (23) in a sliding mode.

5. A runner aid for a synthetic course according to claim 1, wherein: the limiting rod (310) penetrates through the left end of the front end and the rear end of the pedal (31) and is movably connected with the pedal, the limiting rod (310) penetrates through the front side and the rear side of the second inner groove (314), one end, close to the limiting block (313), of the spring (312) is fixedly connected with the surface of the limiting block (313), one end, close to the main body (1), of the limiting rod (310) is movably embedded into the first inner groove (13), the lower surface of the indicating plate (34) is in surface contact with the scale mark, and one end, close to the outer side, of the limiting rod (310) is movably embedded into the fixing ring (39).

6. A runner aid for a synthetic course according to claim 1, wherein: the left end and the right end of a sliding rod (23) positioned at the upper end of the first sliding chute (2) extend to the inner sides of the two notches (21).