CN114210014A

CN114210014A - Basketball physique survey project ware of sargent jumping

Info

Publication number: CN114210014A
Application number: CN202111631616.5A
Authority: CN
Inventors: 谢志勇
Original assignee: Physical Education College of Zhengzhou University
Current assignee: Physical Education College of Zhengzhou University
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-03-22
Anticipated expiration: 2041-12-29
Also published as: CN114210014B

Abstract

The invention relates to a basketball body measurement project altitude touch machine, which effectively solves the problems of single function, inconvenient use and low body measurement efficiency of the existing altitude touch machine; the technical proposal for solving the problem is that the device comprises a round rod, wherein a fixed disc is fixed on the round rod; the fixed disc is provided with a rotating disc; the rotating disc is provided with an arc-shaped baffle, and the inner side surface of the arc-shaped baffle is provided with drawing paper; a ruler rod is arranged on the rotating disc, and a painting brush is arranged at one end of the ruler rod; a through groove is formed in the rotating disc, a sliding block is arranged in the through groove, and a rectangular groove is formed in one end of the sliding block; the ruler rod is provided with a first convex block, the fixed disc is provided with an arc-shaped groove, the front end of the arc-shaped groove is provided with a second convex block, and the second convex block can be arranged in a rectangular groove in the lower sliding block; the ruler rod and the rotary disc at the lowest part can rotate clockwise and reset, the ruler rod resets to the initial position, and the rotary disc resets and rotates anticlockwise for more than one angle between two adjacent through grooves; the invention solves the problems of single function, inconvenient use and low body measurement efficiency of the existing altitude touch machine, and autonomously records the achievement with high efficiency.

Description

Basketball physique survey project ware of sargent jumping

Technical Field

The invention relates to the field of body measurement, in particular to a basketball body measurement project altitude touch machine.

Background

The height measuring device is a novel instrument which is developed in China and has the functions of physical fitness test and physical fitness exercise, is suitable for physical training in schools, is particularly applied to occasions needing accurate data, such as student bounce force test, national physical fitness test and the like, and can be used for material selection and training effect detection of athletes of items related to lower limb bouncing, such as basketball, volleyball, high jump, long jump and the like.

Because a lot of people are used in body measurement, the existing altitude touch machine cannot automatically and quickly reset after each altitude touch, needs people to break off the altitude touch machine to reset, is inconvenient to use and has low body measurement efficiency; the existing altitude touch machine is high in position, thin in cross bar and inconvenient for observing scores; the existing altitude touch machine has single function, cannot record scores autonomously, is inconvenient to compare the scores, cannot form a score recording histogram and is beneficial to improving bounce.

Disclosure of Invention

In view of the above situation, the present invention provides a basketball body height measuring device, which can effectively solve the problems of single function, inconvenient use and low body measuring efficiency of the existing height measuring device.

The technical proposal for solving the problem is that the device comprises a vertical round rod, wherein a horizontally-placed fixed disk is fixed on the round rod; a rotating disc capable of rotating around the round rod is arranged above the fixed disc; an arc-shaped baffle is fixed on the outer edge of the upper end face of the rotating disc, and drawing paper is fixed on the inner side face of the arc-shaped baffle; a plurality of ruler rods which rotate around the round rod are arranged above the rotating disc and are arranged up and down; one end of the ruler rod, which is arranged on the rotating disc, is inserted with a painting brush, and the rotation of the ruler rod can enable the painting brush to move close to the painting paper and draw lines on the painting paper; the rotating disc is provided with a plurality of vertical through grooves which are uniformly distributed on the circumference, a sliding block is arranged below the first through groove in the clockwise direction, an upper sliding block and a lower sliding block are arranged in the rest of the through grooves, the sliding blocks can move back and forth in the through grooves, one end of each sliding block can extend out of the through grooves and reset into the through grooves, one end of each sliding block can be fixed when extending out of the through grooves, and a rectangular groove is formed in one end of each sliding block extending out of the through grooves; the ruler rod at the lowest part is provided with a first lug which can be arranged in a rectangular groove in the upper sliding block; an arc-shaped groove is formed in the upper end face of the fixed disc, the arc-shaped groove and the round rod are coaxial, and the upper end of the arc-shaped groove is communicated with the through grooves; a second lug is fixed at the front end of the arc-shaped groove and can be arranged in the rectangular groove in the sliding block below; the ruler rod and the rotating disc at the lowest part can rotate clockwise and reset, the ruler rod resets to the initial position, and the rotating disc resets and rotates more than an angle between two adjacent through grooves anticlockwise.

Preferably, a torsion spring is arranged between the rotating disc and the round rod.

Preferably, a torsion spring is arranged between the ruler rod and the round rod.

Preferably, one end of the ruler rod, which is arranged on the rotating disc, is provided with a blind hole, the painting brush is inserted into the blind hole, the pen point of the painting brush is arranged outside the blind hole, and a tension spring is arranged between the painting brush and the bottom of the blind hole; the pen point of the painting brush is spaced from the painting paper.

Preferably, the sliding blocks are made of iron, and a magnet fixed in the middle of the through groove is arranged between the two sliding blocks in the same vertical groove; a vertical groove is formed in each of the left inner side wall and the right inner side wall of the through groove, a transverse groove is formed behind each outer side end of the through groove, and the vertical grooves and the transverse grooves on the same side are communicated; a fixed block is fixed on each of the left side and the right side of the sliding block, and the two fixed blocks are respectively arranged in the vertical grooves on the corresponding sides to enable the sliding block to move up and down along the vertical grooves; the two fixed blocks are respectively arranged in the transverse grooves on the corresponding sides, so that the sliding block moves back and forth along the transverse grooves; when the fixed block was arranged in the transverse groove, the outside end of slider was arranged in and is led to the groove outside, and the rectangular channel on the slider also arranges in and leads to the groove outside, and magnet has the suction in the middle of to the slider simultaneously.

The ruler rod can automatically and quickly reset after each altitude touch, people do not need to break the ruler rod to reset, the use is convenient, and the body measurement efficiency is greatly improved; the independent recording of the scores is realized, and the drawing paper is taken down after the test is finished, so that the scores can be observed conveniently; a plurality of marks are sequentially arranged on the drawing paper to form a score recording histogram, so that scores can be conveniently compared.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a top view of the present invention.

Fig. 3 is a cross-sectional view a-a of fig. 2.

Fig. 4 is a partially enlarged view of C in fig. 3.

Fig. 5 is a perspective view of the device.

Fig. 6 is an expanded view of the cross-sectional view B-B in fig. 2, with the first protrusion 11 disposed in the rectangular slot 10 of the slider 9 in the first through slot 8.

Fig. 7 is a partial enlarged view of C in fig. 6.

Fig. 8 is an enlarged view of a portion D in fig. 6.

Fig. 9 is a cross-sectional view E-E of fig. 8.

Fig. 10 is a cross-sectional expanded view of the ruler rod 6 in fig. 6 pushing the rotating disc 3 to rotate clockwise through the sliding block 9, the rectangular groove 10 on the sliding block 9 in the first through groove 8 is disengaged from the first projection 11, and the sliding block 9 is completely placed in the through groove 8.

Fig. 11 is an enlarged view of a portion F of fig. 10.

Fig. 12 is an enlarged view of a portion G of fig. 10.

Fig. 13 is a sectional expanded view of the counterclockwise rotation return of the rotary disk 3 in fig. 6, the first projection 11 is placed in the rectangular groove 10 of the slide block 9 in the second through groove 8, and the ruler rod 6 is not completely returned.

Fig. 14 is a partial enlarged view of H in fig. 13.

Fig. 15 is a sectional expanded view of the rotary disc 3 in fig. 6 stopped, the rod 8 is rotated further and reset completely, and the second projection 13 is disengaged from the upper slide block 9 in the second through slot 8.

Fig. 16 is an enlarged view of a portion I of fig. 15.

Detailed Description

The following describes in further detail embodiments of the present invention with reference to the accompanying drawings.

As shown in fig. 1 to 16, the invention comprises a vertical round bar 1, wherein a fixed disc 2 which is horizontally placed is fixed on the round bar 1; a rotating disc 3 which can rotate around the round rod 1 is arranged above the fixed disc 2; an arc-shaped baffle 4 is fixed on the outer edge of the upper end face of the rotating disc 3, and drawing paper 5 is fixed on the inner side face of the arc-shaped baffle 4; a plurality of ruler rods 6 rotating around the round rod 1 are arranged above the rotating disc 3, and the ruler rods 6 are arranged up and down; one end of the ruler rod 6, which is arranged on the rotating disc 3, is inserted with a painting brush 7, and the ruler rod 6 rotates to enable the painting brush 7 to move close to the painting paper 5 and to draw a line on the painting paper 5; a plurality of vertical through grooves 8 which are uniformly distributed on the circumference are formed in the rotating disc 3, a sliding block 9 is arranged below the first through groove 8 arranged in the clockwise direction, an upper sliding block 9 and a lower sliding block 9 are arranged in the rest of the through grooves 8, the sliding blocks 9 can move back and forth in the through grooves 8, one ends of the sliding blocks 9 can extend out of the through grooves 8 and reset into the through grooves 8, one ends of the sliding blocks 9 can be fixed when extending out of the through grooves 8, and a rectangular groove 10 is formed in one end extending out of the through grooves 8; the ruler rod 6 at the lowest part is provided with a first convex block 11, and the first convex block 11 can be arranged in a rectangular groove 10 in the upper sliding block 9; an arc-shaped groove 12 is formed in the upper end face of the fixed disc 2, the arc-shaped groove 12 and the round rod 1 are coaxial, and the upper end of the arc-shaped groove 12 is communicated with the through grooves 8; a second lug 13 is fixed at the front end of the arc-shaped groove 12, and the second lug 13 can be arranged in the rectangular groove 10 in the lower sliding block 9; the ruler rod 6 and the rotary disc 3 at the lowest part can rotate clockwise and can reset, the ruler rod 6 resets to the initial position, and the rotary disc 3 resets and rotates more anticlockwise by the angle between two adjacent through grooves 8.

A torsion spring is arranged between the rotating disc 3 and the round rod 1; the rotating disc 3 rotates clockwise to compress the torsion spring, and the rotating disc 3 can rotate anticlockwise to reset under the reset action of the torsion spring.

A torsion spring is arranged between the ruler rod 6 and the round rod 1; the clockwise rotation of the ruler rod 6 can compress the torsion spring, and the resetting of the torsion spring can enable the ruler rod 6 to rotate anticlockwise.

A blind hole 14 is formed in one end, arranged on the rotating disc 3, of the ruler rod 6, the painting brush 7 is inserted into the blind hole 14, the pen point of the painting brush 7 is arranged outside the blind hole 14, and a tension spring is arranged between the painting brush 7 and the bottom of the blind hole 14; a gap is reserved between the pen point of the painting brush 7 and the painting paper 5; when the ruler rod 6 rotates, the painting brush 7 moves towards the outside of the blind hole 14 under the action of centrifugal force and stretches the tension spring, so that the pen point is in contact with the painting paper 5; the ruler rod 6 stops rotating, and the tension spring can pull the painting brush 7 to move towards the inside of the blind hole 14 by resetting, so that the pen point is separated from the painting paper 5.

The sliding blocks 9 are made of iron, and a magnet 15 fixed in the middle of the through groove 8 is arranged between the two sliding blocks 9 in the same vertical groove 16; a vertical groove 16 is formed in each of the left inner side wall and the right inner side wall of the through groove 8, a transverse groove 17 is formed behind each outer side end of the through groove 8, and the vertical grooves 16 and the transverse grooves 17 on the same side are communicated; a fixed block 18 is fixed on the left side and the right side of the sliding block 9, and the two fixed blocks 18 are respectively arranged in the vertical grooves 16 on the corresponding sides, so that the sliding block 9 moves up and down along the vertical grooves 16; the two fixed blocks 18 are respectively arranged in the transverse grooves 17 at the corresponding sides, so that the slide block 9 moves back and forth along the transverse grooves 17; when the fixed block 18 is arranged in the transverse groove 17, the outer side end of the sliding block 9 is arranged outside the through groove 8, the rectangular groove 10 on the sliding block 9 is also arranged outside the through groove 8, and the magnet 15 has a middle attraction force to the sliding block 9; when the fixed block 18 is placed in the vertical groove 16, the slider 9 can move towards the middle of the through groove 8 along the vertical groove 16 under the action of the attraction force of the magnet 15, so that the slider 9 is completely placed in the through groove 8.

When the ruler provided by the invention is used, before a test is started, the ruler rod 6 is arranged at a horizontal position along the left-right direction, the torsion spring on the rotating disc 3 is in a compressed state, the rotating disc 3 tends to rotate anticlockwise under the action of the torsion spring, and the plurality of through grooves 8 on the rotating disc 3 are arranged at the front side of the ruler rod 6; the rectangular groove 10 on the lower sliding block 9 in the first through groove 8 arranged in the clockwise direction is clamped on the second bump 13 in the arc-shaped groove 12, the lower sliding block 9 is in contact with the front inner side surface of the through groove 8 where the lower sliding block 9 is located, and the fixed block 18 on the lower sliding block 9 is arranged in the vertical groove 16; the outer side ends of the sliding blocks 9 in the through grooves 8 at other positions on the rotating disc 3 are all arranged outside the through grooves 8, so that the rectangular grooves 10 on the sliding blocks 9 are also arranged outside the through grooves 8; a fixed block 18 on the sliding block 9 is arranged at the rear end in the transverse groove 17, so that the sliding blocks 9 are all arranged at the rear end of the through groove 8 where the sliding blocks are arranged; meanwhile, the magnet 15 has a middle attraction force on the slide block 9;

during physical examination, a single person tests for multiple times, and a tester needs to jump up for multiple times and flap the ruler rod 6 from front to back with hands; a plurality of persons carry out single test, and the testers need to jump up one by one and flap the ruler rod 6 from front to back with hands; it is worth mentioning that the tester can only calculate the effective score to be recorded if the tester can beat the lowest ruler rod 6, so that the lowest ruler rod 6 can rotate as long as the score is obtained at each time of jumping; each tap of the ruler rod 6 requires sufficient force to enable the ruler rod 6 to drive the rotating disc 3 to rotate, so that the next test can be carried out.

When the ruler rod 6 is flapped for the first time, the flapped ruler rod 6 rotates clockwise, the corresponding painting brush 7 moves towards the outside of the blind hole 14 under the action of centrifugal force and stretches the tension spring, so that the pen point is in contact with the painting paper 5, and the pen point moves relative to the painting paper 5 to scribe lines on the painting paper 5; because the upper sliding block 9 is not arranged in the first through groove 8, the ruler rod 6 at the lowest part can pass through the first through groove 8 when rotating and rotate to the position of the second through groove 8, the first lug 11 on the ruler rod 6 at the lowest part is inserted into the rectangular groove 10 on the upper sliding block 9 in the second through groove 8 and drives the upper sliding block 9 to rotate together, and the fixed block 18 corresponding to the upper sliding block 9 moves forwards in the transverse groove 17; when the upper sliding block 9 moves from the rear end to the front end of the through groove 8 where the upper sliding block is located, the fixed block 18 moves to the upper end of the vertical groove 16 in the transverse groove 17, and the sliding block 9 pushes the rotating disc 3 to rotate, so that the rotating disc 3 rotates clockwise along with the ruler rod 6 and the upper sliding block 9; when the rotating disc 3 rotates, the ruler rod 6 and the rotating disc 3 are relatively static, the painting brush 7 and the painting paper 5 are relatively static, and the painting brush 7 stops scribing on the painting paper 5; when the rotating disc 3 rotates, the lower sliding block 9 in the first through groove 8 is driven to be separated from the second convex block 13 in the arc-shaped groove 12, and the lower sliding block 9 in the first through groove 8 completely enters the first through groove 8 under the action of the attraction of the magnet 15 and the sliding action of the fixed block 18 in the vertical groove 16; the rotating disc 3 further compresses the torsion spring in the process of clockwise rotation along with the ruler rod 6 and the upper sliding block 9, the torsion spring is reset to drive the rotating disc 3 and the ruler rod 6 to rotate anticlockwise, the rectangular groove 10 of the lower sliding block 9 in the second through groove 8 is clamped on the second bump 13 in the arc-shaped groove 12, and the rotating disc 3 stops rotating when the rotating disc 3 continues to rotate to enable the front end face of the second through groove 8 to be in contact with the lower sliding block 9; at the moment, the ruler rod 6 continues to rotate anticlockwise to reset, so that the first bump 11 on the ruler rod 6 is separated from the rectangular groove 10, and the upper sliding block 9 is completely arranged in the second through groove 8 under the action of the tension spring;

when the ruler rod 6 is flapped next time, the position on the drawing paper 5 corresponding to the pen point on the ruler rod 6 is the tail position of the maximum distance scribed by the painting brush 7 at the last time, the flapped ruler rod 6 rotates clockwise, the corresponding painting brush 7 moves towards the outside of the blind hole 14 under the action of centrifugal force and stretches the tension spring, so that the pen point is in contact with the drawing paper 5, and the drawing paper 5 is scribed again; and the former process is repeated, so that the rear through groove 8 on the rotating disc 3 rotates to the position of the front through groove 8;

repeating the process, wherein each time the ruler rod 6 is patted for testing, the painting brush 7 can draw lines on the drawing paper 5, and the tail position of the maximum distance drawn by the previous painting brush 7 on the drawing paper 5 is the initial position marked by the next painting brush 7, so that a plurality of drawn lines are sequentially arranged on the drawing paper 5; because only the painting brush 7 corresponding to the clapped ruler rod 6 can be used for scribing on the drawing paper 5 when the ruler rod 6 is clapped for testing each time, a plurality of scribing lines can form a column diagram on the drawing paper 5; after the test of one group of personnel is completed, the drawing paper 5 is taken down, a new drawing paper 5 is replaced, and the rotating disc 3 and the sliding block 9 are reset, so that the test of the next group of personnel can be carried out.

In addition, considering that the rotation angles of the plurality of ruler bars 6 may be different each time, and the ruler bars 6 at different positions cannot accurately draw the same length of line, it is described herein that the ruler bar 6 placed above in the present invention may have a small rotation angle due to a small contact area with the finger of the tester, but still can mark, and the initial position of the next scribing is the last position of the maximum distance of the previous scribing, so that the recording of the current score and the next score is not affected even if the scribing is short; the ruler rod 6 arranged at the lowest part can cause a large rotation angle due to large force application of a tester, but the ruler rod 6 drives the rotating disc 3 to rotate together through the sliding block 9 when rotating, at the moment, the drawing paper 5 and the painting brush 7 are relatively static, and the through grooves 8 are uniformly distributed, and the arc lengths between every two adjacent through grooves 8 are the same, so that when the ruler rod 6 rotates at a large angle, the length of a scribed line is consistent; in summary, the device is not affected by the difference of the rotation angle of the ruler rod 6 caused by the force application of the user, and records the result.

According to the invention, the torsion spring is arranged on the ruler rod 6, the altitude touch machine can automatically and quickly reset after altitude touch each time, people do not need to break the ruler rod 6 to reset, the use is convenient, and the body measurement efficiency is greatly improved.

According to the invention, the ruler rods 6 with different heights are flapped, the ruler rods 6 rotate, the painting brush 7 is used for scribing on the drawing paper 5, scribing with different heights is realized, the scores are recorded autonomously, and the drawing paper 5 is taken down after the test is finished, so that the scores are convenient to observe.

When the invention is used, the initial position of the next marking is the tail position of the maximum distance of the previous marking, and a plurality of marks are sequentially arranged on the drawing paper 5 to form a score recording histogram, thereby facilitating the comparison of scores and being beneficial to improving bounce.

The invention is provided with a plurality of through grooves 8, the position of the drawing paper 5 is adjusted by rotating the rear through groove 8 on the rotating disc 3 to the position of the front through groove 8, and the invention is suitable for recording scores of a single person for many times and is also suitable for recording scores of multiple persons at one time.

When the drawing pen is used, in the rotating process of the rotating disc 3, the ruler rod 6 rotates, the drawing pen 7 marks on the drawing paper 5, when the rotating disc 3 can rotate clockwise along with the ruler rod 6 and the upper sliding block 9 to enable the ruler rod 6 and the rotating disc 3 to be relatively static, the drawing pen 7 and the drawing paper 5 are relatively static, and the drawing pen 7 stops drawing lines on the drawing paper 5; the device is not affected by different rotation angles of the ruler rod 6 caused by the force application of the user, and records the scores.

Claims

1. A basketball body measuring item altitude touch machine comprises a vertical round bar (1), and is characterized in that a horizontally placed fixed disc (2) is fixed on the round bar (1); a rotating disc (3) which can rotate around the round rod (1) is arranged above the fixed disc (2); an arc-shaped baffle (4) is fixed on the outer edge of the upper end face of the rotating disc (3), and drawing paper (5) is fixed on the inner side face of the arc-shaped baffle (4); a plurality of ruler rods (6) rotating around the round rod (1) are arranged above the rotating disc (3), and the ruler rods (6) are arranged up and down; one end of the ruler rod (6) arranged on the rotating disc (3) is inserted with a painting brush (7), and the ruler rod (6) rotates to enable the painting brush (7) to move close to the painting paper (5) and to draw a line on the painting paper (5); a plurality of vertical through grooves (8) are uniformly distributed on the circumference of the rotating disc (3), a sliding block (9) is arranged below the first through groove (8) arranged in the clockwise direction, an upper sliding block and a lower sliding block (9) are arranged in the rest of the through grooves (8), the sliding block (9) can move back and forth in the through grooves (8), one end of the sliding block (9) can extend out of the through groove (8) and reset into the through groove (8), one end of the sliding block (9) can be fixed when extending out of the through groove (8), and one end of the sliding block extending out of the through groove (8) is provided with a rectangular groove (10); a first bump (11) is arranged on the ruler rod (6) at the lowest part, and the first bump (11) can be arranged in a rectangular groove (10) in the upper sliding block (9); an arc-shaped groove (12) is formed in the upper end face of the fixed disc (2), the arc-shaped groove (12) and the round rod (1) are coaxial, and the upper end of the arc-shaped groove (12) is communicated with the through grooves (8); a second lug (13) is fixed at the front end of the arc-shaped groove (12), and the second lug (13) can be arranged in a rectangular groove (10) in the lower sliding block (9); the ruler rod (6) and the rotating disc (3) at the lowest part can rotate clockwise and reset, the ruler rod (6) resets to the initial position, and the rotating disc (3) resets and rotates more than an angle between two adjacent through grooves (8) anticlockwise.

2. The basketball body measuring item altitude touch machine according to claim 1, characterized in that a torsion spring is arranged between the rotating disc (3) and the round bar (1).

3. The basketball body measuring item altitude touch machine according to claim 1, characterized in that a torsion spring is arranged between the ruler rod (6) and the round rod (1).

4. The basketball body measuring item altitude touch machine according to claim 1, wherein a blind hole (14) is formed in one end, placed on the rotating disc (3), of the ruler rod (6), the painting brush (7) is inserted into the blind hole (14), the pen point of the painting brush (7) is arranged outside the blind hole (14), and a tension spring is arranged between the painting brush (7) and the bottom of the blind hole (14); the pen point of the painting brush (7) is spaced from the painting paper (5).

5. The basketball body measuring item altitude touch machine according to claim 1, characterized in that the sliding blocks (9) are made of iron, and a magnet (15) fixed in the middle of the through groove (8) is arranged between the two sliding blocks (9) in the same vertical groove (16); a vertical groove (16) is formed in each of the left inner side wall and the right inner side wall of the through groove (8), a transverse groove (17) is formed in the rear of the outer side end of the through groove (8), and the vertical grooves (16) and the transverse grooves (17) on the same side are communicated; the left side and the right side of the sliding block (9) are both fixed with a fixed block (18), and the two fixed blocks (18) are respectively arranged in the vertical grooves (16) at the corresponding sides, so that the sliding block (9) can move up and down along the vertical grooves (18); the two fixed blocks (18) are respectively arranged in the transverse grooves (17) on the corresponding sides, so that the sliding block (9) moves back and forth along the transverse grooves (18); when the fixed block (18) is arranged in the transverse groove (17), the outer side end of the sliding block (9) is arranged outside the through groove (8), the rectangular groove (10) on the sliding block (9) is also arranged outside the through groove (8), and meanwhile the magnet (15) has a middle suction force to the sliding block (9).