CN211486344U

CN211486344U - Sports teaching long jump is with playing springboard

Info

Publication number: CN211486344U
Application number: CN201921903677.0U
Authority: CN
Inventors: 张海利
Original assignee: Hunan University of Arts and Science
Current assignee: Hunan University of Arts and Science
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-09-15
Anticipated expiration: 2029-11-06

Abstract

A springboard for sports teaching long jump relates to the technical field of sports teaching articles; the electric push rod is fixedly connected to the base, the frame is fixedly connected to the upper end of the electric push rod, guide blocks are fixedly connected to the left side and the right side of the frame, the guide blocks are arranged on the outer side of the base, guide grooves are formed in the bottoms of the guide blocks, supporting blocks are fixedly connected to the left side and the right side of the base, supporting rods are fixedly connected to the supporting blocks, the guide blocks are arranged on the supporting rods in a vertically sliding mode through the guide grooves in the bottoms of the guide blocks, a first spring is fixedly connected to the top ends of the supporting rods, and the top ends of the first springs; a plurality of supporting columns are fixedly connected in the groove in the frame, the supporting columns are distributed at equal intervals, and the left side and the right side of each supporting column are fixedly connected with connecting seats; the height of the springboard can be adjusted according to different occasions, so that the springboard is convenient to be applied to different long jump occasions, and the comfort level of long jump is improved.

Description

Sports teaching long jump is with playing springboard

Technical Field

The utility model relates to a sports teaching articles for use technical field, concretely relates to sports teaching long jump is with playing springboard.

Background

Long jump, also known as rush jump, track and field sports jump project, is composed of the actions of running up, taking off, jumping and landing, etc., the long jump is one of the oldest competitive projects, is the activities of human beings crossing the river when hunting or escaping beasts, etc., becomes a means of military training after that, becomes one of five all-round projects of ancient Olympic games in 708 years before the Gongyuan, athletes run up along straight lines, the single foot is used for taking off the jump along the front line and the back line of the jumping board, the feet fall in the sand pit after the jumping stage, the ranking is determined according to the jumping distance during the competition, the jumping distance is measured from the far end of the jumping line to the nearest trace left in the sand pit by a long jump player, the jumping is carried out by the action of the jumping board during the long jump, however, the existing diving board used for sports long jump has simple structure, single function and fixed height, and cannot be suitable for all long jump occasions.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's defect and not enough, provide a sports teaching long jump is with playing springboard reasonable in design, can adjust the height of springboard according to the occasion of difference to be convenient for be applicable to different long jump occasions, thereby improved the comfort level of long jump.

In order to achieve the above purpose, the utility model adopts the following technical proposal: the novel electric push rod support comprises a base, a limiting frame, a supporting block and a supporting rod, wherein an electric push rod is fixedly connected to the base, the upper end of the electric push rod is fixedly connected with the limiting frame, the limiting frame is arranged in an inverted U-shaped structure, the limiting frame covers the outer side of the base, the limiting frame comprises a guide block and a frame, the frame is fixedly connected to the upper end of the electric push rod, the left side and the right side of the frame are both fixedly connected with guide blocks, the guide blocks are arranged on the outer side of the base, guide grooves are formed in the bottoms of the guide blocks, the supporting block is fixedly connected to the left side and the right side of the base, the supporting rod is fixedly connected to the supporting block, the guide block is arranged on the supporting rod in a vertically sliding mode through the guide grooves in; the support frames are fixedly connected in the grooves in the framework, the support columns are distributed at equal intervals, connecting seats are fixedly connected to the left and right sides of each support column, the other sides of the connecting seat located on the leftmost side and the connecting seat located on the rightmost side are respectively connected and fixed with the corresponding inner wall of the groove, a plurality of supporting seats are fixedly connected to the upper side and the lower side of each connecting seat, the other sides of the supporting seats are respectively connected and fixed with the corresponding inner wall of the groove, and connecting blocks are fixedly connected to the left side and the right side; the electric push rod is connected with a power supply in the base.

Further, the inner wall of the guide block is fixedly connected with a guide rail, guide grooves are formed in the left side and the right side of the base, and the guide rail is arranged in the guide grooves in a vertically sliding mode.

Furthermore, the bottom of the frame is fixedly connected with a plurality of springs, the springs are arranged on the left side and the right side of the electric push rod in a bilateral symmetry mode, and the bottom ends of the springs are fixedly connected with the base.

Furthermore, the supporting seat is fixedly inserted in a supporting column, a supporting layer is sleeved on the outer side of the supporting column, the supporting layer and the supporting column are fixedly connected through a plurality of supporting rods, two ends of each supporting rod are fixedly connected with the inner wall of the supporting layer and the outer wall of the supporting column respectively, a plurality of protrusions are fixedly connected to the inner wall of the supporting seat in a circumferential equiangular distribution mode, and the other side of each protrusion is arranged in contact with the supporting layer.

Furthermore, the front side and the rear side of the frame are fixedly connected with baffle plates, and the left side and the right side of each baffle plate are respectively connected and fixed with the corresponding guide blocks.

Furthermore, the bottom of the base is fixedly connected with an anti-skid layer.

After the structure is adopted, the beneficial effects of the utility model are that: the utility model discloses in a sports teaching long jump is with playing springboard, can adjust the height of springboard according to the occasion of difference to be convenient for be applicable to different long jump occasions, thereby improved the comfort level of long jump.

Description of the drawings:

fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Description of reference numerals:

the anti-skid device comprises a base 1, a guide groove 1-1, a limiting frame 2, a supporting block 3, a supporting rod 4, an electric push rod 5, a guide block 6, a guide groove 6-1, a frame 7, a groove 7-1, a first spring 8, a supporting column 9, a connecting seat 10, a supporting seat 11, a connecting block 12, a guide rail 13, a second spring 14, a supporting column 15, a supporting layer 16, a supporting rod 17, a bulge 18, a baffle 19 and an anti-skid layer 20.

The specific implementation mode is as follows:

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.

As shown in fig. 1 to fig. 3, the following technical solutions are adopted in the present embodiment: the device comprises a base 1, a limit frame 2, a supporting block 3 and a supporting rod 4, wherein an electric push rod 5 with the model of PXTL is fixed on the base 1 by screws, the limit frame 2 is fixed at the upper end of the electric push rod 5 by screws, the limit frame 2 is arranged in an inverted U-shaped structure, the limit frame 2 is covered on the outer side of the base 1, the limit frame 2 comprises a guide block 6 and a frame 7, the frame 7 is fixed at the upper end of the electric push rod 5 by screws, a plurality of second springs 14 are fixed at the bottom of the frame 7 by screws, the plurality of second springs 14 are symmetrically arranged on the left side and the right side of the electric push rod 5 in a bilateral mode, the bottom ends of the second springs 14 are fixed with the base 1 by screws, when a player contacts the surface of the frame 7, the frame 7 is supported, vibration feeling generated after the frame 7 is subjected to gravity can be reduced, the jumping operation of the player is facilitated, the guide blocks 6 are fixed on the left, the guide block 6 is arranged on the outer side of the base 1, guide grooves 6-1 are formed in the bottom of the guide block 6, supporting blocks 3 are fixed to the left side and the right side of the base 1 through screws, supporting rods 4 are fixed to the supporting blocks 3 through screws, the guide block 6 is arranged on the supporting rods 4 in a vertically sliding mode through the guide grooves 6-1 in the bottom of the guide block 6, springs 8 are fixed to the top ends of the supporting rods 4 through screws, the top ends of the springs 8 and the top ends of the guide grooves 6-1 are fixed through screws, guide rails 13 are fixed to the inner wall of the guide block 6 through screws, guide grooves 1-1 are formed in the left side and the right side of the base 1, the guide rails 13 are arranged in the guide grooves 1-1 in a vertically sliding mode, and the movement track of the guide block 6 is reinforced through sliding fit of; the front side and the rear side of the frame 7 are respectively fixed with a baffle plate 19 by screws, the left side and the right side of each baffle plate 19 are respectively fixed with the corresponding guide block 6 by screws, the frame 7 and the guide blocks 6 are covered in the baffle plates 19, and the electric push rod 5 is hidden in the baffle plates while the visual attractiveness is ensured, so that the safety performance is improved; seven supporting columns 9 are fixed in a slot 7-1 in a frame 7 by screws, the seven supporting columns 9 are distributed at equal intervals, connecting seats 10 are fixed on the left and right sides of each supporting column 9 by screws, the other sides of the connecting seat 10 positioned on the leftmost side and the connecting seat 10 positioned on the rightmost side are respectively fixed with the inner walls of the corresponding slot 7-1 by screws, six supporting seats 11 are fixed on the upper and lower sides of each connecting seat 10 by screws, the other sides of each supporting seat 11 are respectively fixed with the inner walls corresponding to the slot 7-1 by screws, connecting blocks 12 are fixed on the left and right sides of each supporting seat 11 by screws, supporting columns 15 are inserted and fixed in the supporting seats 11, supporting layers 16 are sleeved on the outer sides of the supporting columns 15, the supporting layers 16 are connected and fixed with the supporting columns 15 by a plurality of supporting rods 17, and the two ends of each supporting, a plurality of bulges 18 are fixed on the inner wall of the supporting seat 11 in an equiangular distribution manner by screws, the other sides of the bulges 18 are in contact with the supporting layer 16, the supporting seat 11 is stressed to compress inwards by the frame 7, so that the bulges 18 are compressed inwards, the bulges 18 are stressed to compress the supporting layer 16 inwards, and continue to compress inwards, and the supporting layer 16 is uniformly stressed by the support columns 15 and the supporting rods 17, so that a supporting effect is achieved, and the stability of the frame 7 is strengthened; the bottom of the base 1 is fixedly provided with the anti-slip layer 20 by using sealant, and after the supporting block 3 is fixed with the ground, the stability of the base is reinforced by the anti-slip layer 20, so that the whole device is more stable, and a player can conveniently take off the jump; the electric push rod 5 is connected with a power supply in the base 1 through a power line.

The working principle of the specific embodiment is as follows: when the device is used, the supporting block 3 is fixed on the ground manually by using a bolt, so that the base 1 is fixed, and then the frame 7 is pushed by the electric push rod 5 to move up and down according to the long jump requirement, so that the guide blocks 6 on the left side and the right side are driven to move in the same direction, so that the height of the limiting frame 2 is adjusted, and the jumping operation of a sportsman is facilitated; a second spring 14 is additionally arranged between the base 1 and the frame 7, when a player contacts the surface of the frame 7, the second spring plays a role of supporting the frame 7, and simultaneously, the vibration feeling generated after the frame 7 is subjected to gravity can be reduced, so that the jumping operation of the player is facilitated; when the sportsman atress on frame 7, carry out supporting role through support column 9 in the frame 7, connect through connecting seat 10 between two adjacent support columns 9 to add the setting of supporting seat 11 in the upper and lower both sides of connecting seat 10, make supporting seat 11 and connecting seat 10 form the structure that supports firm support frame 7, thereby strengthened the steadiness of frame 7.

After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:

1. the height of the limiting frame 2 is convenient to adjust through the pushing of the electric push rod 5 by the limiting frame 2 arranged above the base 1, so that the device is suitable for different long jump places;

2. the movement direction of the guide block 6 is guided by the up-and-down sliding of the guide rail 13 and the guide groove 1-1 and the up-and-down sliding operation between the support rod 4 and the guide groove 6-1, and the guide block 6 is supported by the connection of the first spring 8 and the support rod 4;

3. through connecting two adjacent support columns 9 fixedly at connecting seat 10 to fix support columns 9, and add supporting seat 11 in the upper and lower both sides of connecting seat 10, form braced frame 7's structure through supporting seat 11 and connecting seat 10, thereby strengthened the steadiness of frame 7.

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 sports teaching long jump is with playing springboard which characterized in that: the novel electric shock absorber comprises a base (1), a limiting frame (2), supporting blocks (3), supporting rods (4), an electric push rod (5) is fixedly connected to the base (1), the limiting frame (2) is fixedly connected to the upper end of the electric push rod (5), the limiting frame (2) is arranged in an inverted U-shaped structure, the limiting frame (2) covers the outer side of the base (1), the limiting frame (2) comprises guide blocks (6) and a frame (7), the frame (7) is fixedly connected to the upper end of the electric push rod (5), guide blocks (6) are fixedly connected to the left side and the right side of the frame (7), the guide blocks (6) are arranged on the outer side of the base (1), guide grooves (6-1) are formed in the bottom of the guide blocks (6), the supporting blocks (3) are fixedly connected to the left side and the right side of the base (1), the supporting rods (4) are fixedly connected to the supporting rods (4), and the guide blocks (6) are arranged on the supporting rods ( ) The top end of the supporting rod (4) is fixedly connected with a first spring (8), and the top end of the first spring (8) is fixedly connected with the top end of the guide groove (6-1); a plurality of supporting columns (9) are fixedly connected in a groove (7-1) in the frame (7), the supporting columns (9) are distributed at equal intervals, connecting seats (10) are fixedly connected to the left side and the right side of each supporting column (9), the other sides of the connecting seat (10) located at the leftmost side and the connecting seat (10) located at the rightmost side are respectively connected and fixed with the inner wall of the corresponding groove (7-1), a plurality of supporting seats (11) are fixedly connected to the upper side and the lower side of each connecting seat (10), the other sides of the supporting seats (11) are respectively connected and fixed with the corresponding inner wall of the groove (7-1), and connecting blocks (12) are fixedly connected to the left side and the right side; the electric push rod (5) is connected with a power supply in the base (1).

2. The springboard for sports teaching long jump according to claim 1, wherein: the inner wall of the guide block (6) is fixedly connected with a guide rail (13), the left side and the right side of the base (1) are respectively provided with a guide groove (1-1), and the guide rail (13) is arranged in the guide grooves (1-1) in a vertically sliding manner.

3. The springboard for sports teaching long jump according to claim 1, wherein: the bottom fixedly connected with No. two springs of several (14) of frame (7), No. two springs of several (14) bilateral symmetry set up in electric putter (5) the left and right sides, the bottom and the base (1) of No. two springs (14) are connected fixedly.

4. The springboard for sports teaching long jump according to claim 1, wherein: supporting seat (11) interpolation establish and be fixed with pillar (15), the outside cover of pillar (15) is equipped with supporting layer (16), be connected fixedly through several branch (17) between supporting layer (16) and pillar (15), the both ends of branch (17) are fixed with the inner wall of supporting layer (16) and the outer wall connection of pillar (15) respectively, circumference equiangular distribution fixedly connected with several arch (18) on the inner wall of supporting seat (11), the opposite side and the supporting layer (16) contact setting of arch (18).

5. The springboard for sports teaching long jump according to claim 1, wherein: the front side and the rear side of the frame (7) are fixedly connected with baffle plates (19), and the left side and the right side of each baffle plate (19) are fixedly connected with the corresponding guide blocks (6) respectively.

6. The springboard for sports teaching long jump according to claim 1, wherein: the bottom of the base (1) is fixedly connected with an anti-skid layer (20).