CN209848207U

CN209848207U - Sports teaching is with playing springboard

Info

Publication number: CN209848207U
Application number: CN201920303217.8U
Authority: CN
Inventors: 崔高峰; 张晨雪
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-11
Filing date: 2019-03-11
Publication date: 2019-12-27
Anticipated expiration: 2029-03-11

Abstract

The utility model discloses a sports teaching is with playing springboard, comprising a base plate, the upper surface rigid coupling of bottom plate has the bent plate, the top of bent plate is equipped with the footboard, the footboard rotates with the bent plate through the round pin axle and links to each other, first recess has all been opened to the left and right sides of bottom plate, the bolt has been inserted to the inside bottom of first recess, the bolt runs through the bottom plate, bolt and bottom plate clearance fit, the sleeve has been inserted on the upper surface right side of bent plate. This sports teaching is with springboard, through the sleeve, the knob, first bevel gear, the second bevel gear, the drum, the screw rod, the cooperation between inserted bar and the compression spring, the spring dynamics that can make the springboard can be adjusted, can satisfy the student of many body types weight and use, the sports teacher of being convenient for imparts knowledge to students, through the sleeve, the sloping block, the cooperation between flitch and the bottom plate, compression spring's atress is comparatively even, has ensured compression spring's original life.

Description

Sports teaching is with playing springboard

Technical Field

The utility model relates to a sports teaching technical field specifically is a sports teaching is with playing springboard.

Background

The sports teaching is a purposeful and organized educational process carried out according to a certain plan and course standards, the sports teaching is participated by teachers and students, the task is to teach sports knowledge, technology and skill to students, enhance the constitution, cultivate moral, will, quality and the like, the sports teaching is a basic form for realizing school sports, and is one of implementation ways of sports targets, in the sports teaching, a take-off board is one of the most commonly used apparatuses, particularly in sports such as long jump, pommel horse and martial art, the existing take-off board only obtains the jump assisting power of athletes or students through the resilience force of the upper end of a spring in the middle of the take-off board to a pedal, because the existing take-off board is used in the teaching process, the weight of each take-off person is different, the acting force of the spring is different, and the spring strength of the existing take-off board for teaching cannot be adjusted, can not satisfy many students and use and sports teacher's teaching, and the angle between spring and the footboard is great, can appear the inhomogeneous condition of spring atress and appear, has reduced the life of spring.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sports teaching is with playing springboard to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a springboard for physical education comprises a bottom plate, wherein a curved plate is fixedly connected to the upper surface of the bottom plate, a pedal is arranged at the top end of the curved plate and is rotatably connected with the curved plate through a pin shaft, first grooves are formed in the left side and the right side of the bottom plate, bolts are inserted into the inner bottom ends of the first grooves and penetrate through the bottom plate, the bolts are in clearance fit with the bottom plate, sleeves are inserted into the right side of the upper surface of the curved plate and are fixedly connected with the curved plate, oblique blocks are fixedly connected to the bottom end of each sleeve and are fixedly connected with the bottom plate, an insertion rod is inserted into the top end of each sleeve and is in clearance fit with the corresponding sleeve, sliding grooves are formed in the left side and the right side of the top end of the inner wall of each sleeve, sliding blocks are clamped inside the sliding grooves, discs are fixedly connected to the bottom ends of the insertion rods, the sliding blocks are fixedly connected with the discs, and first gaskets are, the upper surface rigid coupling of first gasket has compression spring, compression spring's top rigid coupling has the second gasket, the second gasket links to each other with the footboard is fixed, open on the right side of bent plate has the second recess, the inside of second recess is equipped with the knob, the left side rigid coupling of knob has the bull stick, the bull stick runs through telescopic partly, the bull stick rotates with the sleeve through first bearing and links to each other, the left side rigid coupling of bull stick has first bevel gear, the right side meshing of first bevel gear is connected with second bevel gear, the upper surface rigid coupling of second bevel gear has the drum, the outer wall fixed cover of drum has the second bearing, second bearing and sleeve fixed link to each other, the inside of drum has inserted the screw rod, the screw rod links to each other with the drum screw thread, the screw rod is fixed with the disc and links to each other, the front surface rigid coupling of footboard has the stretching strap, the drawstring is fixedly connected with the bottom plate.

Preferably, the inside top right side rigid coupling of second recess has the lug, the bottom of lug is equipped with the baffle, the baffle passes through the pin rod and the lug rotates continuously, the left surface bottom laminating of baffle has branch, branch and sleeve are fixed continuous.

Preferably, the bottom end of the baffle is fixedly connected with a rubber pad, and the rubber pad is abutted against the curved plate.

Preferably, the outer wall of the knob is processed with abrasive grains.

Preferably, the lower surface of the bottom plate is fixedly connected with a non-slip mat.

Preferably, a chock block is inserted into the right side of the inside of the first groove, and the chock block abuts against the first groove.

Compared with the prior art, the beneficial effects of the utility model are that: this sports teaching is with springboard, when using, through the sleeve, the knob, first bevel gear, second bevel gear, the drum, the screw rod, cooperation between inserted bar and the compression spring, it can make the drum rotate to rotate the knob, can make the screw rod upwards or move downwards, can make compression spring compress or kick-back, and then can make springing board's spring dynamics can adjust, can satisfy the student of many types of body weight and use, be convenient for the sports teacher teaches, through the sleeve, the sloping block, cooperation between flitch and the bottom plate, the sloping block has certain inclination, can make between spring and the footboard relatively perpendicular, compression spring's atress is comparatively even, compression spring's original life has been ensured.

Drawings

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

FIG. 2 is a schematic view of a connection structure of the curved plate, the sleeve and the swash block of FIG. 1;

FIG. 3 is a schematic view of a connection structure of the curved plate, the second groove and the baffle plate of FIG. 1;

fig. 4 is a schematic view of a connection structure of the base plate, the first groove and the bolt of fig. 1.

In the figure: 1. the device comprises a bottom plate, 2, a curved plate, 3, a pedal, 4, a pin shaft, 5, a first groove, 6, a bolt, 7, a sleeve, 8, a sloping block, 9, an insertion rod, 10, a sliding groove, 11, a sliding block, 12, a disk, 13, a first gasket, 14, a compression spring, 15, a second gasket, 16, a second groove, 17, a knob, 18, a rotating rod, 19, a first bearing, 20, a first bevel gear, 21, a second bevel gear, 22, a cylinder, 23, a second bearing, 24, a screw, 25, a bump, 26, a baffle, 27, a pin rod, 28, a supporting rod, 29, a rubber pad, 30, a grinding grain, 31, an anti-skid pad, 32, a plug block, 33 and a pull belt.

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. 1-4, the present invention provides a technical solution: a springboard for physical education comprises a bottom plate 1, a curved plate 2 is fixedly connected to the upper surface of the bottom plate 1, a pedal 3 is arranged at the top end of the curved plate 2, the pedal 3 is rotatably connected with the curved plate 2 through a pin shaft 4, first grooves 5 are formed in the left side and the right side of the bottom plate 1, bolts 6 are inserted into the inner bottoms of the first grooves 5, the bolts 6 penetrate through the bottom plate 1, the bolts 6 are in clearance fit with the bottom plate 1, a sleeve 7 is inserted into the right side of the upper surface of the curved plate 2, the sleeve 7 is fixedly connected with the curved plate 2, an oblique block 8 is fixedly connected to the bottom end of the sleeve 7, the oblique block 8 is fixedly connected with the bottom plate 1, an inserted rod 9 is inserted into the top end of the sleeve 7, the inserted rod 9 is in clearance fit with the sleeve 7, sliding grooves 10 are formed in the left side and the right side of the top end of the inner wall of the sleeve 7, a sliding block 11 is slidably clamped inside the sliding groove 10, a disc, a compression spring 14 is fixedly connected to the upper surface of the first gasket 13, a second gasket 15 is fixedly connected to the top end of the compression spring 14, the second gasket 15 is fixedly connected to the pedal 3, a second groove 16 is formed in the right side of the curved plate 2, a knob 17 is arranged inside the second groove 16, a rotating rod 18 is fixedly connected to the left side of the knob 17, the rotating rod 18 penetrates through a part of the sleeve 7, the rotating rod 18 is rotatably connected to the sleeve 7 through a first bearing 19, the inner ring of the first bearing 19 is fixedly connected to the rotating rod 18, the outer ring of the first bearing 19 is fixedly connected to the sleeve 7, a first bevel gear 20 is fixedly connected to the left side of the rotating rod 18, a second bevel gear 21 is engaged with the right side of the first bevel gear 20, a cylinder 22 is fixedly connected to the upper surface of the second bevel gear 21, a second bearing 23 is fixedly connected to the outer wall of the cylinder 22, the second bearing 23 is fixedly connected to the sleeve 7, the outer ring of, a screw 24 is inserted into the cylinder 22, the screw 24 is in threaded connection with the cylinder 22, the screw 24 is fixedly connected with the disc 12, a drawstring 33 is fixedly connected to the front surface of the pedal 3, the drawstring 33 is fixedly connected with the bottom plate 1, the bolt 6 is placed in the first groove 5, the bolt 6 penetrates through the bottom plate 1 and is in threaded connection with the horizontal plane, the bottom plate 1 is fixed with the horizontal plane, when the rebound force of the pedal 3 needs to be adjusted, the knob 17 can be rotated, the cylinder 22 can be rotated by the rotation of the knob 17, the screw 24 can be moved upwards or downwards, the upward or downwards movement of the screw 24 is controlled by rotating the knob 17 clockwise or anticlockwise, the insertion rod 9 can be moved upwards or downwards in the sleeve 7 by the movement of the screw 24, the slider 11 can slide in the sliding groove 10, and the gap between the first gasket 13 and the second gasket 15 is controlled, the compression spring 14 can be compressed or rebounded, so that the force of the compression spring 14 of the springboard can be adjusted, the bump 25 is fixedly connected to the right side of the top end of the inside of the second groove 16, the baffle 26 is arranged at the bottom end of the bump 25, the baffle 26 is rotatably connected with the bump 25 through the pin 27, the support rod 28 is attached to the bottom end of the left surface of the baffle 26, the support rod 28 is fixedly connected with the sleeve 7, when the knob 17 does not need to rotate, the baffle 26 is tightly abutted to the support rod 28, the baffle 26 can rotate around the pin 27, the baffle 26 can prevent impurities from entering the inside of the second groove 16, the rubber pad 29 is fixedly connected to the bottom end of the baffle 26, the rubber pad 29 is tightly abutted to the curved plate 2, the outer wall of the knob 17 is provided with the abrasive grain 30, the abrasive grain 30 can increase the friction force of the outer wall of the knob 17, the lower surface of the bottom plate 1 is fixedly connected with the anti-, the chock 32 is tightly abutted to the first groove 5, and the rubber pad 29, the non-slip pad 31 and the chock 32 are all made of rubber materials and have certain toughness at normal temperature.

When the sports teaching springboard is used, firstly, the sports teaching springboard is placed above a proper horizontal plane, the bolt 6 is placed in the first groove 5, the bolt 6 penetrates through the bottom plate 1 to be in threaded connection with the horizontal plane, the bottom plate 1 and the horizontal plane are fixed, when the springback force of the pedal 3 needs to be adjusted, the knob 17 can be rotated, the barrel 22 can be rotated by the rotation of the knob 17, the screw rod 24 can be moved upwards or downwards, the upward or downward movement of the screw rod 24 is controlled by rotating the knob 17 clockwise or anticlockwise, the insertion rod 9 can be moved upwards or downwards in the sleeve 7 by the movement of the screw rod 24, the slide block 11 can slide in the sliding groove 10, the gap between the first gasket 13 and the second gasket 15 is controlled, and the compression spring 14 can be compressed or rebounded, and then can make the dynamics of the compression spring 14 of take-off board can adjust, can satisfy the student of many types of body weight and use, when the rotation that need not carry out knob 17, make baffle 26 and branch 28 counterbalance tightly, baffle 26 can use pin rod 27 as the center and rotate, and baffle 26 can prevent that the inside of second recess 16 from getting into impurity.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sports teaching is with playing springboard, includes bottom plate (1), its characterized in that: the upper surface rigid coupling of bottom plate (1) has bent plate (2), the top of bent plate (2) is equipped with footboard (3), footboard (3) rotate with bent plate (2) through round pin axle (4) and link to each other, first recess (5) have all been opened to the left and right sides of bottom plate (1), bolt (6) have been inserted to the inside bottom of first recess (5), bolt (6) run through bottom plate (1), bolt (6) and bottom plate (1) clearance fit, sleeve (7) have been inserted on the upper surface right side of bent plate (2), sleeve (7) and bent plate (2) fixed link to each other, the bottom rigid coupling of sleeve (7) has sloping block (8), sloping block (8) and bottom plate (1) fixed link to each other, inserted pole (9) has been inserted on the top of sleeve (7), inserted pole (9) and sleeve (7) clearance fit, spout (10) have all been opened to the inner wall top left and right sides of sleeve (7), the inside slip joint of spout (10) has slider (11), the bottom rigid coupling of inserted bar (9) has disc (12), slider (11) and disc (12) are fixed continuous, the top rigid coupling of inserted bar (9) has first gasket (13), the upper surface rigid coupling of first gasket (13) has compression spring (14), the top rigid coupling of compression spring (14) has second gasket (15), second gasket (15) and footboard (3) are fixed continuous, open on the right side of bent plate (2) has second recess (16), the inside of second recess (16) is equipped with knob (17), the left side rigid coupling of knob (17) has bull stick (18), bull stick (18) runs through a part of sleeve (7), bull stick (18) rotate with sleeve (7) through first bearing (19) and link to each other, the left side rigid coupling of bull stick (18) has first bevel gear (20), the right side meshing of first bevel gear (20) is connected with second bevel gear (21), the upper surface rigid coupling of second bevel gear (21) has drum (22), the outer wall rigid coupling of drum (22) has second bearing (23), second bearing (23) and sleeve (7) are fixed to be linked to each other, screw rod (24) have been inserted to the inside of drum (22), screw rod (24) and drum (22) screw thread link to each other, screw rod (24) and disc (12) are fixed to be linked to each other, the front surface rigid coupling of footboard (3) has stretching strap (33), stretching strap (33) and bottom plate (1) are fixed to be linked to each other.

2. The springboard for physical education as claimed in claim 1, wherein: the inside top right side rigid coupling of second recess (16) has lug (25), the bottom of lug (25) is equipped with baffle (26), baffle (26) rotate with lug (25) through pin pole (27) and link to each other, the left surface bottom laminating of baffle (26) has branch (28), branch (28) and sleeve (7) are fixed continuous.

3. The springboard for physical education as claimed in claim 2, wherein: the bottom end of the baffle plate (26) is fixedly connected with a rubber pad (29), and the rubber pad (29) is tightly propped against the curved plate (2).

4. The springboard for physical education as claimed in claim 1, wherein: the outer wall of the knob (17) is processed with grinding grains (30).

5. The springboard for physical education as claimed in claim 1, wherein: the lower surface of the bottom plate (1) is fixedly connected with a non-slip mat (31).

6. The springboard for physical education as claimed in claim 1, wherein: a plug block (32) is inserted into the right side of the inner part of the first groove (5), and the plug block (32) is abutted against the first groove (5).