CN219896982U

CN219896982U - Sports long jump measures safety device

Info

Publication number: CN219896982U
Application number: CN202320890849.5U
Authority: CN
Inventors: 杨敏
Original assignee: Dongguan Qiuyuan Sports Equipment Co ltd
Current assignee: Dongguan Qiuyuan Sports Equipment Co ltd
Priority date: 2023-04-19
Filing date: 2023-04-19
Publication date: 2023-10-27
Anticipated expiration: 2033-04-19

Abstract

The utility model relates to the technical field of sports training equipment and discloses sports jump measurement safety equipment, which comprises a winding drum, wherein a rotating shaft is rotatably arranged at the central position inside the winding drum, a winding roller is fixedly arranged on the surface of the rotating shaft, a measurement pad is fixedly arranged on the winding roller, a connecting plate A is fixedly arranged on the outer wall of the winding drum, a plurality of sliding rods are slidably arranged on the connecting plate A, the top ends of the sliding rods are fixedly provided with the same connecting plate B, a plurality of first springs are fixedly welded at the bottom of the connecting plate B, the bottom ends of the first springs are fixedly arranged at the top of the connecting plate A, a positioning seat is fixedly arranged on the inner wall of the winding drum, and the bottom ends of the sliding rods are fixedly connected with the positioning seat. The utility model has reasonable design, better anti-slip effect of the measuring pad, difficult slip of students after falling to the ground, eliminates potential safety hazard, is convenient to store after the use is finished, and has good use effect.

Description

Sports long jump measures safety device

Technical Field

The utility model relates to the technical field of sports training equipment, in particular to sports long jump measurement safety equipment.

Background

Long jump is a strong exercise program, and its complete process clearly shows the prominent effects of speed, strength, technology and other various physical attributes. At present, most schools have long jump projects in sports tests, a teacher can enable high-grade students to measure in a playground sand pit, low-grade students can be arranged indoors to measure conveniently by the teacher, severe weather is more convenient to measure indoors, long jump of the students is convenient to measure, and meanwhile safety of the students is protected, so that a sports long jump measurement safety device is needed.

However, the existing indoor sports long jump measurement is mostly that a measuring pad is paved on the indoor ground, the anti-slip effect of the measuring pad is poor, students easily slip down after falling to the ground, certain potential safety hazards exist, and the measuring pad is inconvenient to store after use, so that the using effect is not ideal.

Disclosure of Invention

The utility model aims to solve the defects that the existing indoor sports jump measurement is mostly characterized in that a measuring pad is paved on the indoor ground, the anti-skid effect of the measuring pad is poor, students easily slip down after falling to the ground, certain potential safety hazards exist, the storage is inconvenient after the use is finished, and the use effect is not ideal, and provides sports jump measurement safety equipment.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the sports long jump measurement safety equipment comprises a winding drum, wherein a rotating shaft is rotatably arranged at the central position of the inner part of the winding drum, a winding roller is fixedly arranged on the surface of the rotating shaft, a measurement pad is fixedly arranged on the winding roller, a connecting plate A is fixedly arranged on the outer wall of the winding drum, a plurality of sliding rods are slidably arranged on the connecting plate A, the top ends of the plurality of sliding rods are fixedly provided with the same connecting plate B, a plurality of first springs are fixedly welded at the bottom of the connecting plate B, the bottom ends of the first springs are fixedly arranged at the top of the connecting plate A, a positioning seat is fixedly arranged on the inner wall of the winding drum, and the bottom ends of the sliding rods are fixedly connected with the positioning seat;

the utility model discloses a measuring pad, including receiving the reel, measuring pad, the fixed limiting plate that is provided with in one side that the reel was kept away from to the measuring pad, measuring pad upper surface's both sides limit is provided with the scale mark, is provided with a plurality of antiskid arch between the measuring pad upper surface scale mark, measuring pad's bottom is equipped with the antiskid seat, the fixed disc that is provided with in head of pivot, the slip is provided with the rectangle pole on the disc, and the head of rectangle pole is provided with the connection pad, is provided with the second spring on the rectangle pole between disc and the connection pad, the both ends head of second spring respectively with disc and connection pad fixed connection.

In a preferred embodiment, a fixing seat is fixedly arranged on the inner wall of the winding drum, one side, close to the fixing seat, of the positioning seat is in contact with the measuring pad, and the width of the positioning seat is matched with that of the fixing seat.

In a preferred embodiment, a positioning shaft is fixedly welded in the winding drum, a guide wheel is rotatably arranged on the positioning shaft, and the measuring pad and the guide wheel are in rolling arrangement.

In a preferred embodiment, a handle is fixedly arranged on the winding drum, and anti-slip rubber is arranged on the handle.

In a preferred embodiment, the head of the winding drum is provided with a plurality of limit grooves arranged in a circumferential array, and the rectangular rod is clamped with the corresponding limit grooves.

According to the sports jump measurement safety equipment, when a jump test is required, a winding drum is placed on the ground, a connecting plate B is pulled upwards, the movement of the connecting plate B drives a slide bar to move, at the moment, a first spring is stretched, the movement of the slide bar drives a positioning seat to move, when the positioning seat releases positioning of a measuring pad, a connecting disc is pulled, the movement of the connecting disc drives a rectangular rod of the slide bar to move, at the moment, a second spring is stretched, when the rectangular rod is not clamped with a limiting groove, a limiting plate is pulled, the measuring pad is paved, after the measuring pad is paved, the connecting plate B and the connecting disc are loosened, the positioning seat resets under the action of elastic force of the first spring, the positioning seat positions the measuring pad, the rectangular rod resets and is clamped with the corresponding limiting groove, and at the moment, the measuring pad can be used for the jump test;

according to the sports jump measurement safety equipment, the friction force between the sports jump measurement safety equipment and the sole is increased through the anti-slip protrusions, students cannot slip down after taking off and landing, the friction force between the measurement pad and the ground is increased through the anti-slip seats, the measurement pad cannot deviate, the connecting plate B and the connecting plate are pulled after the sports jump measurement safety equipment is used, and the measurement pad is wound through the rotating disc, so that the sports jump measurement safety equipment is convenient to store and place;

the utility model has reasonable design, better anti-slip effect of the measuring pad, difficult slip of students after falling to the ground, eliminates potential safety hazard, is convenient to store after the use is finished, and has good use effect.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective view of the present utility model;

FIG. 3 is a schematic cross-sectional view of the take-up reel of the present utility model;

fig. 4 is an enlarged schematic view of the portion a of fig. 1 according to the present utility model.

In the figure: 1. winding up a winding drum; 2. a rotating shaft; 3. a wind-up roll; 4. a measurement pad; 5. a connecting plate A; 6. a slide bar; 7. a connecting plate B; 8. a first spring; 9. a positioning seat; 10. a fixing seat; 11. a fixed shaft; 12. a guide wheel; 13. a handle; 14. a limiting plate; 15. scale marks; 16. a slip preventing protrusion; 17. an antiskid base; 18. a disc; 19. a rectangular bar; 20. a connecting disc; 21. a second spring; 22. and a limit groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-4, one embodiment of the present solution provides: the utility model provides a sports long jump measurement safety device, including receiving reel 1, it is provided with pivot 2 to rotate on receiving reel 1's the inside central point put, pivot 2's fixed surface is provided with wind-up roll 3, fixedly on wind-up roll 3 is provided with measuring pad 4, receiving reel 1's outer wall is fixedly provided with connecting plate A5, slide on connecting plate A5 and be provided with a plurality of slide bar 6, the top of a plurality of slide bar 6 is fixedly provided with same connecting plate B7, the fixed welding of bottom of connecting plate B7 has a plurality of first springs 8, the bottom of first spring 8 and the fixed setting in top of connecting plate A5 still fixedly are provided with positioning seat 9 on receiving reel 1's the inner wall, the bottom of slide bar 6 all is fixedly connected with positioning seat 9;

the measuring pad 4 is kept away from the fixed limiting plate 14 that is provided with in one side of receipts reel 1, and the both sides limit of measuring pad 4 upper surface is provided with scale mark 15, is provided with a plurality of non-slip raised 16 between the scale mark 15 of measuring pad 4 upper surface, the bottom of measuring pad 4 is equipped with antiskid seat 17, the fixed disc 18 that is provided with in head of pivot 2, the slip is provided with rectangular bar 19 on the disc 18, and rectangular bar 19's head is provided with connection pad 20, is provided with second spring 21 on rectangular bar 19 between disc 18 and the connection pad 20, and the both ends head of second spring 21 are respectively with disc 18 and connection pad 20 fixed connection.

Referring to fig. 1, in this embodiment, a handle 13 is fixedly disposed on the winding drum 1, and an anti-slip rubber is disposed on the handle 13, so that the winding drum 1 can be conveniently carried.

Referring to fig. 3, in the present embodiment, a fixing seat 10 is fixedly disposed on an inner wall of the winding drum 1, and one side of the positioning seat 9, which is close to the fixing seat 10, is contacted with the measurement pad 4, and the width of the positioning seat 9 and the width of the fixing seat 10 are adapted, so as to facilitate positioning the measurement pad 4.

Referring to fig. 3, in this embodiment, a positioning shaft 11 is fixedly welded in the winding drum 1, a guide wheel 12 is rotatably disposed on the positioning shaft 11, and the measuring pad 4 and the guide wheel 12 are disposed in a rolling manner, so as to play a guiding role in winding and unwinding the measuring pad 4.

Referring to fig. 4, in this embodiment, the head of the winding drum 1 is provided with a plurality of limit grooves 22 arranged in a circumferential array, and the rectangular rod 19 is clamped with the corresponding limit groove 22, so as to position the rotating shaft 2.

The working principle is that when the jump test is needed, the winding drum 1 is placed on the ground, the connecting plate B7 is pulled upwards, the sliding rod 6 is driven to move by the movement of the connecting plate B7, the first spring 8 is stretched at the moment, the positioning seat 9 is driven to move by the movement of the sliding rod 6, when the positioning seat 9 releases the positioning of the measuring pad 4, the connecting disc 20 is pulled, the rectangular rod 19 of the connecting disc 20 is driven to move by the movement of the sliding rod, the second spring 21 is stretched, when the rectangular rod 19 is not clamped with the limiting groove 22, the limiting plate 14 is pulled, the measuring pad 4 is paved, the connecting plate B7 and the connecting disc 20 are loosened after the measuring pad 4 is paved, the positioning seat 9 is reset under the action of elastic force of the first spring 8, the positioning seat 9 is used for positioning the measuring pad 4, the jump test can be performed by using the measuring pad 4, the friction force between the measuring pad 15 and the sole is increased, the student cannot slide down after jumping, the student cannot slide down through the sliding seat 17, the friction force between the measuring pad 4 and the ground is increased, the measuring pad 4 cannot deviate, the disc 20 is not pulled, and the winding pad 4 is conveniently placed by the connecting plate 20 after the rolling is completed, and the disc 20 is conveniently accommodated after the disc is pulled by the pulling of the connecting plate 20.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, 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. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. Sports long jump measurement safety device, including receipts reel (1), its characterized in that: the automatic winding machine is characterized in that a rotating shaft (2) is rotatably arranged at the inner center of a winding drum (1), a winding roller (3) is fixedly arranged on the surface of the rotating shaft (2), a measuring pad (4) is fixedly arranged on the winding roller (3), a connecting plate A (5) is fixedly arranged on the outer wall of the winding drum (1), a plurality of sliding rods (6) are arranged on the connecting plate A (5) in a sliding manner, one connecting plate B (7) is fixedly arranged at the top end of the plurality of sliding rods (6), a plurality of first springs (8) are fixedly welded at the bottom of the connecting plate B (7), the bottom ends of the first springs (8) are fixedly arranged at the top of the connecting plate A (5), a positioning seat (9) is fixedly arranged on the inner wall of the winding drum (1), and the bottom ends of the sliding rods (6) are fixedly connected with the positioning seat (9);

the utility model discloses a measuring pad, including receiving reel (1) and measuring pad (4), measuring pad (4) are kept away from one side fixed limiting plate (14) that receive reel (1), and measuring pad (4) upper surface's both sides limit is provided with scale mark (15), is provided with a plurality of antiskid arch (16) between measuring pad (4) upper surface scale mark (15), measuring pad (4) bottom is equipped with antiskid seat (17), the head of pivot (2) is fixed to be provided with disc (18), and the last slip of disc (18) is provided with rectangular bar (19), and rectangular bar (19)'s head is provided with connection pad (20), is provided with second spring (21) on rectangular bar (19) between disc (18) and connection pad (20), and the both ends of second spring (21) are with disc (18) and connection pad (20) fixed connection respectively.

2. A sports jump measurement safety device according to claim 1, wherein: the inner wall of the winding drum (1) is fixedly provided with a fixed seat (10), one side, close to each other, of the positioning seat (9) and the fixed seat (10) is contacted with the measuring pad (4), and the width of the positioning seat (9) is matched with that of the fixed seat (10).

3. A sports jump measurement safety device according to claim 1, wherein: the inside fixed welding of a rolling section of thick bamboo (1) has locating shaft (11), and the rotation is provided with leading wheel (12) on locating shaft (11), measuring pad (4) and leading wheel (12) roll and set up.

4. A sports jump measurement safety device according to claim 1, wherein: the winding drum (1) is fixedly provided with a handle (13), and the handle (13) is provided with anti-slip rubber.

5. A sports jump measurement safety device according to claim 1, wherein: the head of the winding cylinder (1) is provided with a plurality of limit grooves (22) which are arranged in a circumferential array, and the rectangular rod (19) is clamped with the corresponding limit grooves (22).