CN115006784A - A high-strength back muscle trainer based on physical education teaching - Google Patents

Abstract

The invention discloses a high-strength back muscle trainer based on physical education, and relates to the field of physical education. It includes a bottom plate, a water tank is fixedly connected to the upper side of the bottom plate, and the first water pipe joint and the second water pipe joint are respectively arranged on the right side of the water tank. , and the upper side of the bottom plate is provided with a water pump 1 and a water pump 2 respectively. In the present invention, the weight of the bucket can be increased by pumping the water in the water tank into the bucket through the first pump, and the weight of the entire bucket can be reduced by pumping the water in the bucket into the bucket through the second pump. When slowly placing the bucket on the upper side of the bottom plate, you can step on the fixed plate 2 with both feet to make the arc bar contact the roller, and the roller can be restricted to a certain extent by the arc bar, so as to slow down the rotation speed of the first shaft and the rewinding wheel. , the problem of damage caused by the bucket falling after the handle is suddenly released can be avoided. By setting this protection measure, the device can be effectively protected, thereby effectively solving the problems raised in the background art.

Description

A high-strength back muscle trainer based on physical education teaching

technical field

The invention relates to a physical education training device, in particular to a high-strength back muscle training device based on physical education.

Background technique

In recent years, with the progress of society, people's living standards are gradually changing. Although living standards have improved, people's work pressure is also increasing. Usually, some students study and work for a long time, and they often maintain The same sitting posture, coupled with incorrect posture and high work intensity, will inevitably cause back muscle soreness, muscle fatigue, and then low back pain. In severe cases, it may cause symptoms such as low back muscle strain and lumbar disc herniation. High-strength back muscle trainer It mainly exercises the latissimus dorsi, trapezius, deltoid and biceps, which can improve the strength of the back muscles of the body, enhance the stretching force of the back muscles and abdominal muscles and ligaments, strengthen the coordination and cooperation of the small back muscle groups, and increase the movement of the back muscles. Flexibility and flexibility can effectively improve the exercise endurance of the back muscles.

When the existing back muscle trainer is in use, a person sits on the training bench of the back muscle trainer, and lifts the counterweight on one side of the back muscle trainer by vertically pulling the pull rod, so as to train the back muscles. In the training process, when adjusting the weight of the counterweight block, it is necessary to frequently sit up to adjust the weight of the counterweight block, which cannot be fine-tuned, which is very inconvenient, and the existing back muscle trainer has no protective mechanism for the device and protection mechanism. , Generally, beginners need to use it under the guidance of professional instructors, otherwise it is easy to slip the hand or cause exhaustion to cause the lever to fall out of the hand, causing the weight of the back muscle trainer to fall quickly and smash the device. Therefore, this type of device not only It is inconvenient to adjust the weight, and there is a certain danger, and the practicability is not high. For this reason, we propose a high-strength back muscle trainer based on physical education.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a high-strength back muscle trainer based on physical education, so as to solve the problem that when the existing back trainer proposed in the above-mentioned background art adjusts the weight of the counterweight block, frequent sit-ups are required to adjust the counterweight. The weight of the heavy block cannot be fine-tuned, which is very inconvenient, and the existing back muscle trainer has no correct device and protection mechanism. Generally, beginners need to use it under the guidance of professional instructors, otherwise it is prone to slippage or exhaustion. Leaving hands makes the counterweight of the back muscle trainer fall quickly, smashing the device. Therefore, this type of device is not only inconvenient to adjust the counterweight, but also has certain dangers and low practicability.

In order to achieve the above purpose, the present invention provides the following technical solutions: a high-strength back muscle trainer based on physical education, comprising a bottom plate, the upper side of the bottom plate is fixedly connected with a water tank, and the right side of the water tank is respectively provided with water pipe joints one and one The second water pipe joint is provided with a first water pump and a second water pump respectively on the upper side of the bottom plate, the upper side of the bottom plate is overlapped with the bottom of the water bucket, and the upper side of the water bucket is provided with a water injection port, and the water injection port is connected with one end of the connecting hose one, and The other end of the connecting hose 1 is communicated with the output end of the upper side of the water pump 1, and the input end of the water pump 1 is communicated with the water pipe joint 2 through the connecting pipe. The end is communicated with the drain pipe through the connecting hose two.

As a preferred technical solution of the present invention, two fixing rods 1 are fixedly connected to the upper surface of the bottom plate, and a sliding sleeve 1 is slidably connected to the outer surface of the fixing rod 1, and the two sliding sleeves 1 are both fixedly connected to the bucket, and The upper ends of the two fixing rods are both fixedly connected with the bottom of the connecting plate 1, and two fixing rods 2 are fixedly connected between the bottom plate and the connecting board 1, and the outer surface of the fixing rod 2 is slidably connected with a sliding sleeve 2, and the two sliding sleeves are connected. The second sleeves are clamped in the second connecting plate, the upper side of the water tank is fixedly connected with one end of the first line, and the other end of the first line passes through the two pulleys in turn and is fixedly connected with the upper side of the second connecting plate.

As a preferred technical solution of the present invention, two fixing plates 1 are fixedly connected to the upper side of the bottom plate, and a bearing 1 is clamped inside the fixing plate 1, and a rotating shaft 1 is sleeved between the two bearings 1, and the rotating shaft 1 A roller and two winding wheels are respectively sleeved on an outer surface, and two torsion springs are sleeved on the outer surface of a rotating shaft, and the two ends of the torsion springs are respectively fixedly connected with the rotating shaft and the fixing plate.

As a preferred technical solution of the present invention, the winding wheel is fixedly connected to one end of the second wire rope, and the other end of the second wire rope is fixedly connected to the bottom of the second connecting plate.

As a preferred technical solution of the present invention, a U-shaped plate is fixedly connected to the upper surface of the bottom plate, and two bearings are clamped in the front and rear side plates of the U-shaped plate, and a rotating shaft is sleeved between the two bearings. Second, the outer surface of the second rotating shaft is sleeved with the second fixed plate and the second two torsion springs, and the two ends of the second torsion spring are respectively fixedly connected with the U-shaped plate and the second rotating shaft.

As a preferred technical solution of the present invention, one side of the second fixing plate is fixedly connected with a plurality of arc strips, and the arc strips are adapted to the rollers.

As a preferred technical solution of the present invention, a control switch is fixedly connected to the front side of the water tank, and the control switch is electrically connected to water pump 1 and water pump 2 respectively through wires, and two handles are fixedly connected to the bottom of connecting plate 2.

As a preferred technical solution of the present invention, the bottom four corners of the bottom plate are fixedly connected with support feet, and the upper side of the bottom plate is provided with a seat.

Compared with the prior art, the beneficial effects of the present invention are:

In the present invention, the weight of the bucket can be increased by pumping the water in the water tank into the bucket through the first pump, the weight of the entire bucket can be reduced by pumping the water in the bucket into the bucket through the second pump, and the training can be changed by adjusting the overall weight of the bucket. This method of adjusting the weight is fast and precise. After a period of exercise, if the strength of the trainer is insufficient and the bucket cannot be slowly placed on the upper side of the bottom plate, he can step on the fixed plate 2 with both feet. The arc bar is in contact with the roller, and the roller can be restricted to a certain extent by the arc bar, so as to slow down the rotation speed of the first shaft and the reel, and then reduce the speed of the reel to release the second rope, so as to reach the The purpose of slowly dropping the water bucket can avoid the problem of damage caused by the water bucket falling after the handle is suddenly released. By setting this protection measure, the device can be effectively protected, thereby effectively solving the problems raised in the background art.

Description of drawings

1 is a schematic diagram of the three-dimensional structure of the present invention;

2 is a schematic diagram of the three-dimensional structure of a base plate of the present invention;

3 is a schematic diagram of a three-dimensional enlarged structure of a water tank of the present invention;

FIG. 4 is a schematic diagram of a three-dimensional enlarged structure of the fixing plate of the present invention;

Fig. 5 is the enlarged schematic diagram of the structure at place A in Fig. 1 of the present invention;

FIG. 6 is an enlarged schematic view of the structure at B in FIG. 2 of the present invention.

In the picture: 1 bottom plate, 2 support feet, 3 water tank, 4 control switch, 5 water pump 1, 6 connecting pipe, 7 water bucket, 8 connecting hose 1, 9 water injection port, 10 connecting hose 2, 11 fixing rod 1, 12 Sliding sleeve 1, 13 connecting plate 1, 14 pulley, 15 wire rope 1, 16 connecting plate 2, 17 sliding sleeve 2, 18 fixed rod 2, 19 handle, 20 wire rope 2, 21 seat, 22 roller, 23 arc Strip, 24 shaft one, 25 rewinding wheel, 26 fixed plate one, 27 torsion spring one, 28 drain pipe, 29 water pipe joint one, 30 water pipe joint two, 31 water pump two, 32 fixed plate two, 33U plate, 34 twist Spring two, 35 shaft two.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

As shown in Figures 1-6, the present invention provides a technical solution: a high-strength back muscle trainer based on physical education, comprising a bottom plate 1, a water tank 3 is fixedly connected to the upper side of the bottom plate 1, and the right side of the water tank 3 is respectively A water pipe joint 1 29 and a water pipe joint 2 30 are provided, and the upper side of the bottom plate 1 is respectively provided with a water pump 1 5 and a water pump 2 31, the upper side of the bottom plate 1 is overlapped with the bottom of the water bucket 7, and the upper side of the water bucket 7 is provided with a water injection port 9, And the water injection port 9 is connected with one end of the connecting hose one 8, and the other end of the connecting hose one 8 is connected with the output end on the upper side of the water pump one 5, and the input end of the water pump one 5 is connected with the water pipe joint two 30 through the connecting pipe 6. Connected, the water pipe joint 1 29 is communicated with the output end of the water pump 2 31, and the input end of the water pump 2 31 is communicated with the drain pipe 28 through the connecting hose 2 10, and a certain amount of water is injected into the water tank 3, and the water pump is controlled by the control switch 4. 15. Pumping the water in the water tank 3 into the water bucket 7 can increase the weight of the water bucket 7. By controlling the switch 4 to make the water pump 2 31 pump the water in the water bucket 7 into the water tank 3, the overall weight of the water bucket 7 can be reduced. The overall weight of the bucket 7 can change the weight of the trainer. The upper surface of the bottom plate 1 is fixedly connected with two fixing rods 11, and the outer surface of the fixing rod 11 is slidably connected with a sliding sleeve 12. Through the fixing rod 11 and the sliding sleeve The cooperation of the one 12 can make the water bucket 7 have stability during the moving process, and the two sliding sleeves one 12 are fixedly connected with the water bucket 7, and the upper ends of the two fixing rods one 11 are fixedly connected with the bottom of the connecting plate one 13. And two fixing rods 18 are fixedly connected between the bottom plate 1 and the connecting board 1 13 , and the outer surface of the fixing rod 2 18 is slidably connected with a sliding sleeve 2 17 . The first plate 13 is stable during the movement, and the two sliding sleeves 17 are clamped in the connecting plate 2 16, the upper side of the water tank 7 is fixedly connected with one end of the wire rope 1 15, and the other end of the wire rope 1 15 is fixedly connected. Pass through the two pulleys 14 in turn and are fixedly connected to the upper side of the second connecting plate 16. When the user needs to train, they first sit on the seat 21, then hold the two handles 19 with both hands, and then pull the connecting plate downward through the handles 19. Two 16, through the connecting plate two 16, one end of the cord one 15 can be pulled, and the cord one 15 can move the bucket 7 upward through the cooperation with the two pulleys 14, the two sliding sleeves one 12 and the two fixing rods one 11. , when the water bucket 7 is lifted to the highest position, the water bucket 7 is slowly lowered down, and the trainer's back can be exercised during this process. When the handle 19 is pulled down, it is a centripetal motion, and when the handle 19 is slowly released, it is a Centrifugal movement, the speed of pulling down the handle 19 is faster, and the speed of releasing the handle 19 is slower, so as to improve the exercise effect. There is a bearing one, and a rotating shaft one 24 is sleeved between the two bearings one, and the outer surface of the rotating shaft one 24 is sleeved with a roller 22 and two winding wheels 25 respectively. When the connecting plate one 16 moves down, the torsion spring The first 27 can drive the rewinding wheel 25 to rotate, so that the redundant cords 20 can be stored, when the connecting plate 1 16 When moving upward, the winding wheel 25 will release the wire rope 20, and it will also rotate itself, and two torsion springs 27 are sleeved on the outer surface of the rotating shaft 1 24, and the two ends of the torsion spring 1 27 are respectively connected with the rotating shaft 1 . 24 is fixedly connected with the fixing plate 1 26, by setting the torsion spring 1 27, the winding wheel 25 can automatically rewind the wire rope 20, thereby preventing the wire rope 2 20 from being separated from the winding wheel 25, and the winding wheel 25 and the wire rope One end of the second 20 is fixedly connected, and the other end of the second wire 20 is fixedly connected to the bottom of the connecting plate 2 16. The upper surface of the bottom plate 1 is fixedly connected with a U-shaped plate 33, and the front and rear sides of the U-shaped plate 33 are clamped inside the plates. There are two bearings, and a rotating shaft two 35 is sleeved between the two bearings two, and the outer surface of the rotating shaft two 35 is sleeved with a fixed plate two 32 and two torsion springs 34 respectively. By setting the torsion spring two 34, the fixed plate can be The second 32 is automatically reset, and the two ends of the second torsion spring 34 are fixedly connected to the U-shaped plate 33 and the second rotating shaft 35 respectively. One side of the second fixed plate 32 is fixedly connected with a plurality of arc bars 23, and the arc bars 23 are connected to the rollers. 22 is suitable, when the trainer has been exercising for a period of time, if the strength is insufficient and can not slowly put the bucket 7 on the upper side of the bottom plate 1, he can step on the second fixed plate 32 with both feet, so that the arc bar 23 is in contact with the roller 22. , the roller 22 can be restricted to a certain extent by the arc bar 23, so that the rotation speed of the first rotating shaft 24 and the winding wheel 25 can be slowed down, and then the speed at which the winding wheel 25 releases the wire rope 20 can be reduced, so as to achieve the The purpose of the water bucket 7 falling slowly can avoid the problem of the water bucket 3 falling after the handle 19 is suddenly released and causing damage. The existing back muscle training device does not have a pair of devices and protection mechanisms. Generally, beginners need to use it under the guidance of professional instructors. Otherwise, hand slippage or exhaustion is easy to cause the lever to fall out, which makes the weight of the back muscle trainer fall quickly, smashing the device, and also produces a loud impact sound, which affects others. The device is effectively protected by setting a protection mechanism. To solve this problem, a control switch 4 is fixedly connected to the front side of the water tank 3, and the control switch 4 is electrically connected to the water pump one 5 and the water pump two 31 respectively through wires, and the bottom of the connecting plate two 16 is fixedly connected with two handles 19, and the bottom plate. The bottom four corners of 1 are fixedly connected with support feet 2, and the upper side of the bottom plate 1 is provided with a seat 21. The seat 21 provided on the bottom plate 1 is not fixed on the bottom plate 1, and can be moved according to specific needs. If the seat 21 is needed, the seat 21 can also be removed. At that time, the user can pull down from a standing position. Usually, some students study and work for a long time, and often maintain the same sitting position. In addition, the posture is incorrect, and the work intensity is high. , it will inevitably cause back muscle soreness, muscle fatigue, and then cause low back pain. In severe cases, it can cause symptoms such as low back muscle strain and lumbar disc herniation. Using this device to train the back muscles can improve the strength of the back muscles of the body, and strengthen the back muscles and abdomen. Muscle and ligament stretch, strengthen the coordination and cooperation of small back muscles, increase the flexibility and flexibility of back muscles, and effectively improve the exercise endurance of back muscles.

The operation steps of the present invention are:

S1, inject a certain amount of water into the water tank 3, through the control switch 4 to make the water pump one 5 pump the water in the water tank 3 into the water bucket 7 to increase the weight of the water bucket 7, through the control switch 4 to make the water pump two 31 pump the water into the water bucket 7 Pumping the water into the water tank 3 can reduce the overall weight of the water bucket 7, and the trainer's load can be changed by adjusting the overall weight of the water bucket 7;

S2. When the user needs to train, first sit on the seat 21, then hold the two handles 19 tightly with both hands, and then pull down the second connecting plate 16 through the handles 19, and through the second connecting plate 16 can pull one end of the wire rope 15 , through the cooperation of the two pulleys 14, the two sliding sleeves-12 and the two fixed rods-11, the rope one 15 can move the water bucket 7 upward. Lowering, in this process, the trainer's back can be exercised. When the handle 19 is pulled down, it is a concentric motion, and when the handle 19 is slowly released, it is an eccentric motion. The speed of 19 should be slow, so as to improve the exercise effect;

S3. When the connecting plate 1 16 moves downward, the torsion spring 1 27 can drive the winding wheel 25 to rotate, so that the redundant wire rope 2 20 can be stored. When the connecting plate 1 16 moves upward, the winding wheel 25 The rope 20 will be released, and it will also rotate itself. After a period of exercise, if the strength of the trainer is insufficient and the bucket 7 cannot be slowly placed on the upper side of the base plate 1, he can step on the fixed plate 2 32 with both feet to make The arc bar 23 is in contact with the roller 22, and the roller 22 can be restricted to a certain extent by the arc bar 23, thereby slowing down the rotation speed of the rotating shaft 1 24 and the rewinding wheel 25, thereby reducing the reeling wheel 25 to release the wire rope The speed of 220 is to achieve the purpose of making the bucket 7 fall slowly, which can avoid the problem of damage caused by the bucket 3 falling after the handle 19 is suddenly released. The existing back muscle trainer does not have a pair of devices and protection mechanisms. Use it under the guidance of the instructor, otherwise it is prone to slippage or exhaustion, causing the lever to fall out of the hand, causing the weight of the back muscle trainer to fall quickly, smashing the device, and also producing a loud impact sound, affecting others, The device effectively solves this problem by providing a protection mechanism, and can automatically wind up the second wire rope 20 by the winding wheel 25 by setting the torsion spring 1 27, thereby preventing the wire rope 2 20 from separating from the winding wheel 25.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the indicated device. Or elements must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the invention.

In the present invention, unless otherwise expressly specified and limited, for example, it may be a fixed connection, a detachable connection, or an integrated; it may be a mechanical connection or an electrical connection; it may be a direct connection or a The indirect connection through an intermediate medium may be the internal communication of two elements or the interaction relationship between the two elements. Unless otherwise clearly defined, those of ordinary skill in the art can understand the above terms in the present invention according to specific circumstances. specific meaning in .

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

Claims (8)

1. a high-strength back muscle training device based on physical education, comprising a base plate (1), characterized in that: the upper side of the base plate (1) is fixedly connected with a water tank (3), and the right side of the water tank (3) is respectively A water pipe joint one (29) and a water pipe joint two (30) are provided, and a water pump one (5) and a water pump two (31) are respectively arranged on the upper side of the bottom plate (1), and the upper side of the bottom plate (1) is connected with the water bucket (7). ) The bottom is overlapped, and the upper side of the bucket (7) is provided with a water injection port (9), and the water injection port (9) is communicated with one end of the connecting hose one (8), and the other end of the connecting hose one (8) is connected to the The output end on the upper side of the water pump one (5) is connected, and the input end of the water pump one (5) is connected with the water pipe joint two (30) through the connecting pipe (6), and the water pipe joint one (29) is connected with the water pump two (31) The output end of the pump is connected, and the input end of the second water pump (31) is communicated with the drain pipe (28) through the second connecting hose (10). 2. A high-strength back muscle trainer based on physical education according to claim 1, characterized in that: the upper surface of the bottom plate (1) is fixedly connected with two fixed rods one (11), and the fixed rod The outer surface of one (11) is slidably connected with a sliding sleeve one (12), and the two sliding sleeves one (12) are fixedly connected with the water bucket (7), and the upper ends of the two fixing rods one (11) are both connected with the connecting plate one (12). (13) The bottom is fixedly connected, and two fixing rods (18) are fixedly connected between the bottom plate (1) and the first connecting plate (13), and the outer surface of the second fixing rod (18) is slidably connected with a sliding sleeve two (17) ), and the two sliding sleeves (17) are clamped in the connecting plate two (16), the upper side of the water tank (7) is fixedly connected with one end of the cord one (15), and the cord one (15) The other end of the cable passes through the two pulleys (14) in turn and is fixedly connected with the upper side of the second connecting plate (16). 3. A high-strength back muscle trainer based on physical education according to claim 1, wherein the upper side of the bottom plate (1) is fixedly connected with two fixed plates one (26), and the fixed plate One (26) is clamped with a bearing one, and a rotating shaft one (24) is sleeved between the two bearings one, and a roller (22) and two winding wheels (24) are sleeved on the outer surface of the rotating shaft one (24) respectively. 25), and two torsion springs (27) are sleeved on the outer surface of the shaft one (24), and the two ends of the torsion spring one (27) are fixedly connected to the shaft one (24) and the fixing plate one (26) respectively. 4. A high-strength back muscle trainer based on physical education according to claim 3, wherein the winding wheel (25) is fixedly connected with one end of the second line (20), and the line The other end of the two (20) is fixedly connected to the bottom of the connecting plate two (16). 5. a kind of high-strength back muscle trainer based on physical education according to claim 1, is characterized in that: described bottom plate (1) upper surface is fixedly connected with U-shaped plate (33), and U-shaped plate ( 33) Both the front and rear side plates are clamped with the second bearing, and the second bearing (35) is sleeved between the two bearings, and the outer surface of the second rotating shaft (35) is sleeved with the second fixed plate (32) and Two torsion springs (34) are provided, and two ends of the torsion springs (34) are respectively fixedly connected to the U-shaped plate (33) and the second rotating shaft (35). 6. A high-strength back muscle trainer based on physical education according to claim 5, characterized in that: one side of the second fixing plate (32) is fixedly connected with a plurality of arc bars (23), And the arc strip (23) is adapted to the roller (22). 7. A high-strength back muscle trainer based on physical education according to claim 1, characterized in that: the front side of the water tank (3) is fixedly connected with a control switch (4), and the control switch (4) The first water pump (5) and the second water pump (31) are electrically connected respectively through wires, and two handles (19) are fixedly connected to the bottom of the connecting plate two (16). 8. a kind of high-strength back muscle trainer based on physical education according to claim 1, is characterized in that: the bottom four corners of described bottom plate (1) are all fixedly connected with supporting feet (2), and the bottom plate ( 1) A seat (21) is provided on the upper side.

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