CN211188919U

CN211188919U - Track and field training is with playing springboard convenient to adjust span

Info

Publication number: CN211188919U
Application number: CN201922231558.1U
Authority: CN
Inventors: 邬孟君
Original assignee: Guizhou Education University
Current assignee: Guizhou Education University
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2020-08-07
Anticipated expiration: 2029-12-13

Abstract

The utility model discloses a track and field training is with springboard convenient to adjust span, the on-line screen storage device comprises a base, the dead lever is installed to the upside right-hand member of base, and the upside of dead lever rotates the right-hand member that is connected with the springboard body, the groove of accomodating has been seted up to the inside of springboard body, and the inside swing joint who accomodates the groove has the extension plate, the downside left end of extension plate rotates and is connected with the connecting rod, and the outside below of connecting rod closely laminates and have a regulation section of thick bamboo, the upside of springboard body is pasted and is connected with the slipmat, the left side through connection of slipmat has the locating pin, the downside swing joint of springboard body has the second bracing piece, the outside fixed mounting. This track and field training is with springboard convenient to adjust span can effectively adjust the span of springboard, is applicable to different training demands, and easy and simple to handle, stable in structure to can adjust the inclination of springboard as required, it is convenient fixed.

Description

Track and field training is with playing springboard convenient to adjust span

Technical Field

The utility model relates to an athletic field training technical field specifically is an athletic field training is with playing springboard convenient to adjust span.

Background

Track and field training is daily for track and field athletes, and generally comprises quality training, speed training, strength training, reaction training and the like, wherein the quality training is usually assisted by a springboard, and the springboard for track and field training in the market is various but still has some defects;

the track and field training that uses at present plays springboard, and inconvenient regulation plays the span of springboard, and inconvenient different training demands that are applicable to are inconvenient, and inconvenient inclination as required regulation plays the springboard, and is inconvenient fixed, consequently, we provide a track and field training that is convenient for adjust the span and use springboard to in solving the problem that proposes in the aforesaid.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a springboard is used in track and field training convenient to adjust span to current track and field training that proposes in solving above-mentioned background art is with playing the springboard, inconvenient regulation springboard's span, inconvenient different training demands that are applicable to, inconvenient inclination as required of adjusting the springboard, inconvenient fixed problem.

In order to achieve the above object, the utility model provides a following technical scheme: a springboard for track and field training convenient for span adjustment comprises a base, wherein a fixed rod is installed at the right end of the upper side of the base, the upper side of the fixed rod is rotatably connected with the right end of a springboard body, a containing groove is formed in the springboard body, an extension plate is movably connected in the containing groove, the left end of the lower side of the extension plate is rotatably connected with a connecting rod, a regulating cylinder is tightly attached to the lower side of the outer side of the connecting rod, a first supporting rod is tightly attached to the lower side of the inner side of the regulating cylinder, a non-slip mat is attached to the upper side of the springboard body, a positioning pin is connected to the left side of the non-slip mat in a penetrating manner, a second supporting rod is movably connected to the lower side of the springboard body, a connecting wheel is arranged in the second supporting rod, a receiving rod is tightly attached to the lower side of the second supporting rod, a fixed block, and the outer side of the lower end of the positioning rod is tightly attached with a positioning groove.

Preferably, the extension board forms a sliding structure on the springboard body, the extension board is connected with the accommodating groove in a clamping groove connection mode, and the longitudinal section of the accommodating groove is of a structure shaped like the Chinese character 'L'.

Preferably, the connecting rod is connected with the adjusting cylinder in a threaded connection mode, and the adjusting cylinder forms a rotating structure on the first supporting rod.

Preferably, the second support rod forms a rotating structure on the connecting wheel, the connecting wheel is connected with the bearing rod in a meshing connection mode, and the second support rod forms a rotating structure on the springboard body.

Preferably, the positioning rods are symmetrically distributed about a vertical central axis of the connecting wheel, the positioning rods form a dismounting structure on the positioning grooves, and the positioning grooves are equidistantly distributed on the base.

Preferably, the positioning pin, the non-slip mat and the extension plate are connected in a clamping groove connection mode, and the longitudinal section of the positioning pin is of an n-shaped structure.

Compared with the prior art, the beneficial effects of the utility model are that: the springboard for track and field training convenient for span adjustment can effectively adjust the span of the springboard, is suitable for different training requirements, is simple and convenient to operate and stable in structure, can adjust the inclination angle of the springboard according to requirements, and is convenient to fix;

1. the extension plate is drawn out of the springboard body, the adjusting cylinder in threaded connection with the extension plate is rotated on the connecting rod, the adjusting cylinder pushes the first supporting rod to be tightly attached to the ground, the span of the springboard can be effectively adjusted, and the springboard is suitable for different training requirements;

2. the lower end of the second supporting rod rotatably connected with the lower side of the springboard body rotates on the connecting wheel by lifting the springboard body, the second supporting rod rolls on the bearing rod engaged and connected with the lower side of the springboard body, the right side of the springboard body rotates on the fixed rod, and the inclination angle of the springboard can be adjusted as required;

3. be provided with locating pin, locating lever and constant head tank, through then insert slipmat and extension plate with the locating pin in, it is fixed with extension plate and slipmat, insert fixed block and constant head tank with the locating lever in, it is fixed with the fifth wheel, press when avoiding sportsman's springboard and move the springboard body and descend, easy and simple to handle, stable in structure, convenient fixed.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the cross-sectional structure of the positioning rod and the base in front view;

fig. 3 is a schematic view of the second support rod and the connecting wheel of the present invention showing a top-view cross-sectional structure.

In the figure: 1. a base; 2. fixing the rod; 3. a gangboard body; 4. a non-slip mat; 5. an extension plate; 6. a receiving groove; 7. a connecting rod; 8. an adjusting cylinder; 9. a first support bar; 10. a second support bar; 11. a connecting wheel; 12. a bearing rod; 13. a fixed block; 14. positioning a rod; 15. positioning a groove; 16. and a positioning pin.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a springboard for track and field training convenient for span adjustment comprises a base 1, a fixed rod 2, a springboard body 3, an anti-skid pad 4, an extension board 5, a containing groove 6, a connecting rod 7, an adjusting cylinder 8, a first supporting rod 9, a second supporting rod 10, a connecting wheel 11, a bearing rod 12, a fixed block 13, a positioning rod 14, a positioning groove 15 and a positioning pin 16, wherein the fixed rod 2 is installed at the right end of the upper side of the base 1, the upper side of the fixed rod 2 is rotatably connected with the right end of the springboard body 3, the containing groove 6 is formed in the springboard body 3, the extension board 5 is movably connected in the containing groove 6, the connecting rod 7 is rotatably connected at the left end of the lower side of the extension board 5, the adjusting cylinder 8 is tightly attached to the lower side of the connecting rod 7, the first supporting rod 9 is tightly attached to the lower side of the inner side of the adjusting cylinder 8, the anti-skid pad 4 is adhered to the upper side of the spring, the downside swing joint of springboard body 3 has second bracing piece 10, and the inside of second bracing piece 10 is provided with fifth wheel 11 to the downside of second bracing piece 10 closely laminates and has the socket 12, and the outside fixed mounting of fifth wheel 11 has fixed block 13, and the middle part through connection of fixed block 13 has locating lever 14, and the lower extreme outside of locating lever 14 closely laminates and has constant head tank 15.

As shown in fig. 1, the extension plate 5 forms a sliding structure on the gangway body 3, the extension plate 5 and the accommodating groove 6 are connected in a clamping groove connection mode, and the longitudinal section of the accommodating groove 6 is in a structure shaped like a Chinese character 'L', the extension plate 5 and the connecting rod 7 can be conveniently accommodated, as shown in fig. 1, the connecting rod 7 and the adjusting cylinder 8 are connected in a threaded connection mode, and the adjusting cylinder 8 forms a rotating structure on the first supporting rod 9, the height of the connecting rod 7 can be effectively adjusted, the extension plate 5 can be conveniently supported, as shown in fig. 1, the positioning pin 16 is connected with the non-slip mat 4 and the extension plate 5 in a clamping groove connection mode, and the longitudinal section of the positioning pin 16 is in a structure shaped like a Chinese character 'n', the extension plate 5 and the non-slip mat 4;

as shown in fig. 1 and 2, the second support rod 10 forms a rotation structure on the connecting wheel 11, the connecting wheel 11 is connected with the receiving rod 12 in a meshing connection manner, the second support rod 10 forms a rotation structure on the springboard body 3, so that the inclination angle of the springboard body 3 can be conveniently adjusted, as shown in fig. 2 and 3, the positioning rods 14 are symmetrically distributed about the vertical central axis of the connecting wheel 11, the positioning rods 14 form a disassembly structure on the positioning grooves 15, and the positioning grooves 15 are equidistantly distributed on the base 1, so that the springboard body 3 and the base 1 can be conveniently fixed.

The working principle is as follows: when the springboard for track and field training convenient for span adjustment is used, firstly, as shown in figure 1, the extension board 5 is pulled out of the springboard body 3, the connecting rod 7 is rotated on the extension board 5, the connecting rod 7 is parallel to the fixed rod 2, then the adjusting cylinder 8 in threaded connection with the connecting rod 7 is rotated on the connecting rod 7, the adjusting cylinder 8 rotates on the outer side of the first supporting rod 9, the first supporting rod 9 is pushed to be tightly attached to the ground, the extension board 5 is supported, then the positioning pin 16 is inserted into the non-slip mat 4 and the extension board 5, the extension board 5 and the non-slip mat 4 are fixed, and the span of the non-slip mat 4 can be adjusted;

when the inclination angle of the springboard body 3 needs to be adjusted, as shown in fig. 1 and fig. 3, the springboard body 3 is lifted, the lower end of a second support rod 10 rotatably connected to the lower side of the springboard body 3 rotates on a connecting wheel 11, and the second support rod 10 is pushed to rotate, the second support rod 10 rolls on a receiving rod 12 engaged and connected to the lower side, the right side of the springboard body 3 rotates on a fixed rod 2, the springboard body 3 is supported and limited, then the positioning rods 14 are inserted into positioning grooves 15 which are equally spaced between a fixed block 13 and the base 1, the connecting wheel 11 is fixed, the springboard body 3 is prevented from being pressed and moved down when a player jumps, so as to complete a series of operations of the springboard for track and field training convenient span adjustment, and the content which is not described in detail in this specification belongs to the prior art known to a person skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

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

Claims

1. The utility model provides a track and field training is with springboard convenient to adjust span, includes base (1), its characterized in that: the novel anti-skid device is characterized in that a fixing rod (2) is installed at the right end of the upper side of the base (1), the upper side of the fixing rod (2) is rotatably connected with the right end of the springboard body (3), a containing groove (6) is formed in the springboard body (3), an extension plate (5) is movably connected in the containing groove (6), the left end of the lower side of the extension plate (5) is rotatably connected with a connecting rod (7), a regulating cylinder (8) is tightly attached to the lower portion of the outer side of the connecting rod (7), a first supporting rod (9) is tightly attached to the lower portion of the inner side of the regulating cylinder (8), an anti-skid pad (4) is connected to the upper side of the springboard body (3) in a sticking mode, a positioning pin (16) is connected to the left side of the anti-skid pad (4) in a penetrating mode, a second supporting rod (10) is movably connected to the lower side, and the downside of second bracing piece (10) closely laminates and has accept pole (12), the outside fixed mounting of connecting wheel (11) has fixed block (13), and the middle part through connection of fixed block (13) has locating lever (14) to the lower extreme outside of locating lever (14) closely laminates and has constant head tank (15).

2. The springboard for track and field training convenient for span adjustment according to claim 1, wherein the extension board (5) forms a sliding structure on the springboard body (3), the extension board (5) and the receiving groove (6) are connected by a clamping groove, and the longitudinal section of the receiving groove (6) is in a structure of L ".

3. A track and field training springboard facilitating span adjustment according to claim 1, wherein: the connecting rod (7) is connected with the adjusting cylinder (8) in a threaded connection mode, and the adjusting cylinder (8) forms a rotating structure on the first supporting rod (9).

4. A track and field training springboard facilitating span adjustment according to claim 1, wherein: the second support rod (10) forms a rotating structure on the connecting wheel (11), the connecting wheel (11) is connected with the bearing rod (12) in a meshing connection mode, and the second support rod (10) forms a rotating structure on the springboard body (3).

5. A track and field training springboard facilitating span adjustment according to claim 1, wherein: the positioning rods (14) are symmetrically distributed about a vertical central axis of the connecting wheel (11), the positioning rods (14) form a dismounting structure on the positioning grooves (15), and the positioning grooves (15) are distributed on the base (1) at equal intervals.

6. A track and field training springboard facilitating span adjustment according to claim 1, wherein: the positioning pin (16) is connected with the non-slip mat (4) and the extension plate (5) in a clamping groove connection mode, and the longitudinal section of the positioning pin (16) is of an n-shaped structure.