CN213347631U

CN213347631U - Sit-up supporting plate for testing physique of university students

Info

Publication number: CN213347631U
Application number: CN202022334783.0U
Authority: CN
Inventors: 李淑娟; 赵泓蔚
Original assignee: Inner Mongolia Agricultural University
Current assignee: Inner Mongolia Agricultural University
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-06-04
Anticipated expiration: 2030-10-20

Abstract

The utility model discloses a sit up backup pad that university student's physique test was used belongs to sports apparatus technical field, and it includes the backup pad, the right flank of going up the backup pad and the left surface fixed connection of lower connecting plate, the upper surface of lower connecting plate is through the left surface swing joint of round pin axle with the lower backup pad. This sit up backup pad of university student's physique test usefulness, through setting up down the backup pad, the fly leaf, the draw-in groove, first spring and fixture block, when the user uses this sit up backup pad, can stimulate the fixture block downwards, make the fixture block break away from behind the joint state with the draw-in groove, the staff can promote the fly leaf and control the removal, after removing suitable position, loosen the fixture block, under the elasticity of first spring, the fixture block up motion, the joint is to in the suitable draw-in groove, fix the fly leaf, thereby adjust the length of this sit up backup pad, make things convenient for the user of different heights to use, improve the practicality of this sit up backup pad.

Description

Sit-up supporting plate for testing physique of university students

Technical Field

The utility model belongs to the technical field of sports apparatus, specifically be sit up backup pad that university student's physique test was used.

Background

At present for the health of reinforcing university student, sports mr can let the student carry out the sit up motion, when carrying out the sit up motion, because university student is being in the stage of a growth, there is the difference in height between each user, most of common university student physique test on the existing market can not adjust length with the sit up backup pad, the student that is unsuitable different heights uses, very trouble when using, thereby just reduced the practicality of this sit up backup pad.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome prior art's above-mentioned defect, the utility model provides a sit up backup pad of university student's physique test usefulness has solved common most of university student's physique test in the existing market and has used the student that is unsuitable different heights to use, very trouble when using to just reduced the problem of this sit up backup pad practicality.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the sit-up support plate for the physique test of college students comprises an upper support plate, wherein the right side surface of the upper support plate is fixedly connected with the left side surface of a lower connecting plate, the upper surface of the lower connecting plate is movably connected with the left side surface of the lower support plate through a pin shaft, the upper surface of the lower support plate is fixedly connected with the upper surface of the inner wall of a protective pad, a movable groove is formed in the lower support plate, a movable plate is slidably connected in the movable groove, the lower surface of the movable plate is slidably connected with a clamping block, a plurality of clamping grooves are formed in the upper surface of the inner wall of the movable groove, the clamping block is clamped in one of the clamping grooves, a first spring is sleeved on the outer wall of the clamping block, the lower surface of the inner wall of the clamping block is fixedly connected with the lower surface of the movable plate through the first spring, a groove is formed in, the two first sliding grooves are internally clamped with the same first sliding block, and the lower surface of the first sliding block is fixedly connected with the lower surface of the inner wall of the protective pad.

As a further aspect of the present invention: the left surface of fly leaf passes through the left surface fixed connection of second spring and activity inslot wall, the second spring is located the activity inslot, the lower surface of going up the backup pad is connected with the last fixed surface of upper junction plate, the lower surface of upper junction plate is connected with the last fixed surface of connecting rod.

As a further aspect of the present invention: the outer wall of the connecting rod is sleeved with two non-slip mats, the front and the back of the upper connecting plate are fixedly connected with one ends, close to the two leg blocking rods, of the two leg blocking rods respectively, and the outer wall of each leg blocking rod is sleeved with a protective leather sheath.

As a further aspect of the present invention: the right flank of upper junction plate passes through the left flank fixed connection of dead lever and lower connecting plate, the left surface of going up the backup pad and the right flank fixed connection of stress column, two rubber sleeves have been cup jointed to the stress column outer wall, the upper surface of going up the backup pad is connected with the lower fixed surface of protection cushion.

As a further aspect of the present invention: the lower surface of the lower supporting plate is movably connected with the top ends of the two supporting rods through two pin shafts, the bottom ends of the two supporting rods are movably connected with the upper surface of the same second sliding block through the pin shafts, the second sliding block is connected in a second sliding groove in a sliding mode, and the second sliding groove is formed in the upper surface of the lower connecting plate.

As a further aspect of the present invention: the right side face of the second sliding block is fixedly connected with the right side face of the inner wall of the second sliding groove through an electric push rod, and the second sliding block and the second sliding groove are both T-shaped.

(III) advantageous effects

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. this sit up backup pad of university student's physique test usefulness, through setting up the backup pad down, the activity groove, the fly leaf, the draw-in groove, first spring and fixture block, when the user uses this sit up backup pad, can stimulate the fixture block downwards, make fixture block and draw-in groove break away from behind the joint state, the staff can promote the fly leaf and control the removal, after removing suitable position, loosen the fixture block, under the elasticity of first spring, fixture block upward movement, the joint is to in the suitable draw-in groove, fix the fly leaf, thereby adjust the length of this sit up backup pad, make things convenient for the user of different heights to use, improve the practicality of this sit up backup pad.

This sit up backup pad of university student's physique test usefulness, through setting up the bracing piece, the second slider, second spout and electric push rod, when the user uses this sit up backup pad, can open electric push rod, make electric push rod promote the second slider and reciprocate in the second spout, when the second slider reciprocates in the second spout, through the bracing piece, adjust the angle of lower backup pad, thereby control the training degree of difficulty of this sit up backup pad, satisfy the user of different physical abilities and use, improve the suitability of this sit up backup pad.

This sit up backup pad of university student's physique test usefulness, through setting up the protection cushion, the protection pad, first spout and first slider, the protection cushion provides certain guard action to the user with the protection pad, can reduce the uncomfortable sense of user in the training process to a certain extent, under the cooperation of first spout and first slider, when the user adjusts the length of this sit up backup pad, the protection pad can follow the fly leaf and move, provide the guard action to the user, improve the suitability of this sit up backup pad.

Drawings

Fig. 1 is a schematic structural view of a front view section of the present invention;

FIG. 2 is a schematic structural view of a front section of the lower support plate of the present invention;

FIG. 3 is a left side view of the upper connecting plate of the present invention;

fig. 4 is an enlarged schematic structural view at a position a of the present invention;

in the figure: the supporting plate is gone up to 1, 2 lower junction plates, 3 lower junction plates, 4 protection pads, 5 movable slots, 6 movable plates, 7 fixture blocks, 8 draw-in grooves, 9 first spring, 10 flutings, 11 first spout, 12 first slider, 13 second spring, 14 upper junction plates, 15 connecting rods, 16 slipmats, 17 keep off leg pole, 18 protection leather sheaths, 19 dead levers, 20 atress post, 21 rubber sleeve, 22 protection cushion, 23 bracing pieces, 24 second slider, 25 second spout, 26 electric putter.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1-4, the utility model provides a technical solution: the sit-up support plate for the physique test of college students comprises an upper support plate 1, the right side surface of the upper support plate 1 is fixedly connected with the left side surface of a lower connecting plate 2, the upper surface of the lower connecting plate 2 is movably connected with the left side surface of a lower support plate 3 through a pin shaft, the upper surface of the lower support plate 3 is fixedly connected with the upper surface of the inner wall of a protective pad 4, the protective pad 4 is arranged to provide a certain protective effect for a user and reduce the discomfort of the user in the test, a movable groove 5 is formed in the lower support plate 3, a movable plate 6 is slidably connected in the movable groove 5, a fixture block 7 is slidably connected to the lower surface of the movable plate 6, a plurality of clamping grooves 8 are formed in the upper surface of the inner wall of the movable groove 5, the fixture block 7 is clamped in one of the clamping grooves 8, the movable plate 6 is fixed, the condition of rocking appears, improve the security of this sit up backup pad, fixture block 7 outer wall has cup jointed first spring 9, the lower surface of fixture block 7 inner wall is connected through the lower fixed surface of first spring 9 with fly leaf 6, fluting 10 has been seted up to the lower surface of bottom suspension fagging 3, fixture block 7 is located fluting 10, first spout 11 has all been seted up at the front and the back of fluting 10 inner wall, the joint has same first slider 12 in two first spout 11, the lower surface of first slider 12 and the lower fixed surface of protection pad 4 inner walls are connected.

Specifically, as shown in fig. 1, the lower surface of the lower supporting plate 3 is movably connected to the top ends of two supporting rods 23 through two pins, the bottom ends of the two supporting rods 23 are movably connected to the upper surface of the same second slider 24 through pins, the second slider 24 is slidably connected to a second sliding groove 25, the second sliding groove 25 is formed in the upper surface of the lower connecting plate 2, the second slider 24 and the second sliding groove 25 are arranged so that the angle of the lower supporting plate 3 can be adjusted through the supporting rods 23 when the second slider 24 slides left and right in the second sliding groove 25, thereby controlling the difficulty of testing the sit-up supporting plate and improving the applicability of the sit-up supporting plate, the right side surface of the second slider 24 is fixedly connected to the right side surface of the inner wall of the second sliding groove 25 through an electric push rod 26, the shapes of the second slider 24 and the second sliding groove 25 are both T-shaped, and the shapes of the second slider 24 and the second sliding groove 25 are both T-shaped, make second slider 24 more stable when sliding in second spout 25, improve the security of this sit up backup pad.

Specifically, as shown in fig. 1 and 3, the right side surface of the upper connecting plate 14 is fixedly connected with the left side surface of the lower connecting plate 2 through a fixing rod 19, the sit-up support plate is more stable by arranging the fixing rod 19, the safety of the sit-up support plate is further improved, the left side surface of the upper support plate 1 is fixedly connected with the right side surface of the stress column 20, the outer wall of the stress column 20 is sleeved with two rubber sleeves 21, the upper surface of the upper support plate 1 is fixedly connected with the lower surface of the protective cushion 22, the outer wall of the connecting rod 15 is sleeved with two anti-slip cushions 16, the front surface and the back surface of the upper connecting plate 14 are respectively fixedly connected with one ends of the two leg blocking rods 17 which are close to each other, the outer wall of the leg blocking rod 17 is sleeved with the protective leather sleeve 18, through setting up protection leather sheath 18, the person of facilitating the use fixes the shank, and the person of facilitating the use uses this sit up backup pad, improves the suitability of this sit up backup pad.

Specifically, as shown in fig. 1, 2 and 3, the left side of the movable plate 6 is fixedly connected to the left side of the inner wall of the movable groove 5 through the second spring 13, the second spring 13 is located in the movable groove 5, and by arranging the second spring 13, the movable plate 6 always receives a rightward acting force, so that a user can conveniently adjust the position of the movable plate 6, the lower surface of the upper support plate 1 is fixedly connected to the upper surface of the upper connecting plate 14, and the lower surface of the upper connecting plate 14 is fixedly connected to the upper surface of the connecting rod 15.

The utility model discloses a theory of operation does:

s1, when a user uses the sit-up support plate, the clamping block 7 can be pulled downwards, so that after the clamping block 7 is separated from the clamping state with the clamping groove 8, a worker can push the movable plate 6 to move left and right, after the movable plate moves to a proper position, the clamping block 7 is loosened, under the elastic force of the first spring 9, the clamping block 7 moves upwards and is clamped in the proper clamping groove 8 to fix the movable plate 6, and the length of the sit-up support plate is adjusted;

s2, under the cooperation of the first sliding groove 11 and the first sliding block 12, when the user adjusts the length of the sit-up support plate, the protection cushion 4 can move along with the movable plate 6, the user sits on the upper surface of the protection soft cushion 22, and the legs are fixed in the rubber sleeve 21 and the protection leather sleeve 18, so that the test can be carried out;

s3, the user can open the electric push rod 26, so that the electric push rod 26 pushes the second slide block 24 to move up and down in the second slide groove 25, and when the second slide block 24 moves up and down in the second slide groove 25, the angle of the lower support plate 3 is adjusted through the support rod 23, thereby controlling the training difficulty of the sit-up support plate.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. Sit up backup pad of university student's physique test usefulness, including last backup pad (1), its characterized in that: the right side surface of the upper supporting plate (1) is fixedly connected with the left side surface of the lower connecting plate (2), the upper surface of the lower connecting plate (2) is movably connected with the left side surface of the lower supporting plate (3) through a pin shaft, the upper surface of the lower supporting plate (3) is fixedly connected with the upper surface of the inner wall of the protective pad (4), a movable groove (5) is formed in the lower supporting plate (3), a movable plate (6) is connected in the movable groove (5) in a sliding manner, a clamping block (7) is connected to the lower surface of the movable plate (6) in a sliding manner, a plurality of clamping grooves (8) are formed in the upper surface of the inner wall of the movable groove (5), the clamping block (7) is clamped in one clamping groove (8), a first spring (9) is sleeved on the outer wall of the clamping block (7), and the lower surface of the inner wall of the clamping block (7) is fixedly connected, fluting (10) has been seted up to the lower surface of bottom suspension fagging (3), fixture block (7) are located fluting (10), first spout (11) have all been seted up at the front and the back of fluting (10) inner wall, and joint has same first slider (12) in two first spouts (11), the lower surface of first slider (12) and the lower fixed surface who protects and fill up (4) inner wall are connected.

2. The sit-up support plate for the physical fitness test of college students according to claim 1, wherein: the left side of fly leaf (6) passes through the left surface fixed connection of second spring (13) and activity groove (5) inner wall, second spring (13) are located activity groove (5), go up the lower surface of backup pad (1) and the last fixed surface of upper junction plate (14) is connected, the lower surface of upper junction plate (14) and the last fixed surface of connecting rod (15) are connected.

3. The sit-up support plate for the physical fitness test of college students according to claim 2, wherein: two anti-slip pads (16) are sleeved on the outer wall of the connecting rod (15), the front face and the back face of the upper connecting plate (14) are fixedly connected with one ends, close to the two leg blocking rods (17), of the upper connecting plate respectively, and the outer wall of each leg blocking rod (17) is sleeved with a protective leather sheath (18).

4. The sit-up support plate for the physical fitness test of college students according to claim 2, wherein: the right flank of upper junction plate (14) passes through the left flank fixed connection of dead lever (19) and lower junction plate (2), the left surface of going up backup pad (1) and the right flank fixed connection of stress column (20), two rubber sleeve (21) have been cup jointed to stress column (20) outer wall, the upper surface of going up backup pad (1) and the lower fixed surface of protection cushion (22) are connected.

5. The sit-up support plate for the physical fitness test of college students according to claim 1, wherein: the lower surface of the lower supporting plate (3) is movably connected with the top ends of the two supporting rods (23) through two pin shafts, the bottom ends of the two supporting rods (23) are movably connected with the upper surface of the same second sliding block (24) through the pin shafts, the second sliding block (24) is connected in a second sliding groove (25) in a sliding mode, and the upper surface of the lower connecting plate (2) is arranged on the second sliding groove (25).

6. The sit-up support plate for the physical fitness test of college students according to claim 5, wherein: the right side surface of the second sliding block (24) is fixedly connected with the right side surface of the inner wall of the second sliding groove (25) through an electric push rod (26), and the second sliding block (24) and the second sliding groove (25) are both T-shaped.