CN117919656A - Physical stamina teaching equipment is used in sports teaching - Google Patents

Abstract

The invention relates to the field of sports and discloses physical ability teaching equipment for sports teaching, which comprises a fixed bottom plate, wherein a running machine assembly is arranged at the top end of the fixed bottom plate, and comprises a tread crawler which is arranged at the top end of the fixed bottom plate; a lifting plate is fixed at one end of the fixed bottom plate, a safety handrail component is arranged at the top end of the lifting plate, and the safety handrail component comprises a supporting handrail; an emergency safety assembly is arranged at one end, close to the running machine assembly, of the lifting plate and comprises a double-head screw rod sliding table, and the bottom of the double-head screw rod sliding table is fixed with a fixed bottom plate. The safety device has the advantages that the safety of the device is improved through the emergency safety component, secondary injury after injury is avoided, stability and safety of the tread tracks are improved through optimizing the running machine component, and injury to a user caused by unstable equipment is avoided.

Description

Physical stamina teaching equipment is used in sports teaching

Technical Field

The invention relates to the field of sports, in particular to physical ability teaching equipment for sports teaching.

Background

Physical training is a kind of must carry out the course in middle school, let the student have a strong health, strengthen student's physique, improve student's learning efficiency, but student's study pressure is great sleep time less, in addition long-term sedentary table learning lack of exercise, result in the physique obviously relatively poor, therefore need a sports training equipment help student promote physical stamina, strengthen physique, strengthen learning efficiency, but physical training also has certain danger in training the health, especially some the great physical training device of higher heavy burden of degree of difficulty, have certain potential safety hazard to the ordinary middle school student that basic physical quality physical weakness is weaker.

Aiming at the conditions that the students exercise less and the physical quality is poor, a barbell convenient to carry is arranged through the prior patent (202122141584.2 physical education equipment for physical education), so that the students can exercise the body conveniently, particularly, the barbell is placed in a box body, then the barbell is carried through a movable box body, and the box body has the function of being capable of intensively placing various physical education equipment and is convenient for transportation and storage of various equipment;

However, the barbell can only perform anaerobic training, the weight lifting difficulty of the barbell is high for most middle school students except for sports, hidden dangers of mishandling the barbell to the middle part of the body during hand-off and smashing exist during use, and in addition, certain damage can be caused to the body during long-term weight lifting exercise, and the damage mainly comprises muscle damage, joint damage and lumbar disc damage; the weight of the device is increased by the box body, and potential safety hazards of body parts in the process of carrying the barbell back and forth due to improper carrying and hand-off are also caused;

Aiming at the situation that the students do less exercise and the physical quality is poor, the prior patent (201721081180.6 is outdoor physical education equipment) is a device invented for the students to exercise and improve the physical quality of the students, and has the main advantages of being convenient for accommodating horizontal bars and parallel bars;

However, the device can be stored and moved, the bottom of the horizontal bar is unstable due to the fact that the device is fixed on the protective pad, the main body of the device is large in size and not easy to carry, the traditional horizontal bar and the horizontal bar are fixed on the ground by using expansion screws, the horizontal bar and the horizontal bar move to control body swing by holding the horizontal bar main body by a human body, the effects of controlling body balance and training arm strength are achieved, and the protective pad is made of soft and elastic materials, so that the horizontal bar can collapse to cause safety accidents during training;

aiming at the conditions that the students do less exercise and the physical quality is poor, the prior patent (201820641554.3 is a physical ability teaching device for a physical teacher), the height of the lifting rod is controlled to be convenient for adjusting the lifting rod according to different training difficulties, the physical education of pull-up, sit-ups and jump is convenient for carrying out, and arm muscles, abdomen muscles and chest muscles are convenient to exercise;

Firstly, the exercise equipment used in the prior art is the equipment used in anaerobic training, and the main functions are not only the weight lifting barbell and horizontal bar training, but also the storage function, so that the exercise effect, the exercise comfort and the safety are improved less;

secondly, for most middle school students at present, the difficulty of lifting weight barbells and horizontal bars is high, the danger is high, the training intensity is high, and besides sports special life, common middle school students are difficult to adapt to daily training teaching of the intensity;

The anaerobic training is mainly aimed at muscle exercise, the motion content is mainly used for high-speed explosive strenuous exercise, the subsequent fatigue time is long, hunger and drowsiness are easy, the learning and resting time of middle school students can be occupied, and the anaerobic training is not suitable for common students; therefore, the student is more suitable for aerobic exercise, the strength of the aerobic exercise is lower, the subsequent body can be relaxed more quickly, the influence on the learning time of the student is smaller, and the heart-lung endurance can be improved, the weight is reduced and the cardiovascular health is improved;

finally summarizing: the aerobic exercise and the anaerobic exercise have thousands of autumn, but the regular aerobic exercise with lower exercise intensity, lower exercise difficulty and higher safety is more suitable for common middle school students, and the three kinds of existing patent used equipment are oxygen-free exercise equipment with high difficulty and high risk such as horizontal bars, barbells and the like, and are not suitable for common middle school students.

Disclosure of Invention

The invention relates to a device which can perform aerobic and anaerobic training simultaneously, has smaller exercise difficulty and higher safety, does not influence the daily study of ordinary students, can adapt to most middle students, improves the practicability and safety of the device, has smaller burden on the bodies of the students, and can design a training plan according to the basic physical quality of the students when in use, wherein the physical quality of the students is different.

The technical scheme of the invention is as follows: the physical ability teaching equipment for physical education comprises a fixed bottom plate, wherein a running machine component is arranged at the top end of the fixed bottom plate, and comprises a tread crawler which is arranged at the top end of the fixed bottom plate; the safety armrest assembly comprises a supporting armrest rod, and the supporting armrest rod is arranged at the top end of the lifting plate; the lifting plate is close to the one end of treadmill subassembly and is equipped with urgent safety subassembly, and urgent safety subassembly includes double-end lead screw slip table, and the bottom and the fixed bottom plate of double-end lead screw slip table are fixed.

Further, the bearing frame is installed on the top of fixed bottom plate, and the one end of bearing frame bottom is fixed with the slope step that goes upward, and the other end of belonging bearing frame bottom is fixed with the supporting step, the bearing frame is inside cavity top and the open appearance of bottom, the both sides of bearing frame are inlayed and are had the multiunit perforation.

Further, the treadmill subassembly still includes driving motor, and driving motor's output is connected with the third running roller, and the inside at bearing frame is installed to the third running roller, the third running roller is equipped with two sets of, and two sets of third running rollers are installed respectively at bearing frame's both ends, and the surface contact of two sets of third running rollers is connected with the transmission track, the end cap is installed to the one end that driving motor was kept away from to the third running roller, and the end cap runs through with the through-hole. .

Further, the internally mounted of bearing frame has first running roller, and first running roller is equipped with ten groups, the internally mounted of bearing frame has the second running roller, and the second running roller is equipped with two sets of, the surface contact of second running roller and third running roller is connected with the conduction belt, and the surface of first running roller, third running roller and second running roller all overlaps to be equipped with the reinforcement belt, and the reinforcement belt cover establishes adjacent two sets of running rollers and contact connection with it, the reinforcement belt is equipped with two rows, two rows of reinforcement belt alternately bind the running roller.

Further, the first roller, the second roller and the third roller penetrate through the through holes, are installed inside the bearing frame, an extension piece is fixed at one end of each three groups of rollers from one end of the transmission motor, a plug is fixed at one end of the unfixed roller, and a booster fan blade is fixed at one end of the extension piece away from the roller.

Further, the third running roller surface is connected with trampling the track contact, the support running roller is installed to the bottom of bearing frame, and the cleaning sponge is installed to the both sides of support running roller bottom, trampling the track and passing between support running roller and the cleaning sponge, and trampling the bottom and the cleaning sponge contact of track and be connected.

Further, the safety handrail assembly further comprises a connecting base, wherein two sides of the connecting base are fixedly provided with protective shells, one sides of the protective shells are inlaid with limiting sliding grooves, a transmission screw rod is arranged in the protective shells, the top end of the transmission screw rod is sleeved with a movable sliding block, the movable sliding block and the transmission screw rod are in threaded transmission, and the top end of the transmission screw rod is fixedly provided with a movable rocker.

Further, the bottom end of the transmission screw rod is fixed with a transmission gear, a transmission toothed chain is sleeved on the transmission gear, one side of the movable sliding block is fixed with the supporting handrail, the movable sliding block slides in the limiting sliding groove, and an anti-sliding groove is inlaid at the top end of the supporting handrail.

Further, urgent safety component still includes the extension inserted bar, the extension inserted bar is fixed with the third running roller that keeps away from driving motor one side, one side that the third running roller was kept away from to the extension inserted bar is square appearance, the fixation clamp foot is installed to the top and the bottom that the double-end lead screw slip table is close to extension inserted bar one side, and the fixation clamp foot is square near one side of extension inserted bar, signal receiver is installed to one side of double-end lead screw slip table.

The physical education equipment for physical education provided by the invention is improved, and the physical education equipment can be used for simultaneously performing aerobic and anaerobic training, has the advantages of smaller exercise difficulty, higher safety, no influence on daily learning of common students, and capability of adapting to most middle students, improves the practicability of the equipment, and has the following improvement and advantages compared with the prior art: the device eliminates a simple horizontal bar and a weightlifting barbell of the apparatus, selects a running mode, because the sprinting belongs to anaerobic exercises and the long-distance running belongs to aerobic exercises, and the aerobic exercises and the anaerobic exercises are used for cross training, wherein the aerobic exercises are dominant, so that the training effect is better, physical quality can be improved, meanwhile, the burden on the body is smaller, in addition, the physical quality basic conditions of students are different, and a training plan can be designed according to the basic physical quality of the students when the device is used;

The safety of the device is improved through the emergency safety component, secondary injury after falling injury is avoided, then the stability and safety of the treading crawler belt are improved through optimizing the running machine component, falling injury of a user caused by unstable equipment is avoided, the traditional running machine is frequently failed to tread the crawler belt, the treading crawler belt is the part with the highest use frequency and the most abrasion in the device, in addition, body fluid drops on the surface of the treading crawler belt after the runner sweats, and the situation that the runner slides down is caused; finally, the resistance simulation component simulates the windage suffered by the actual running environment, so that the consumption of the actual heat of the runner is improved, the runner can also achieve the consumption of the heat of outdoor running when running indoors, the device can be used as an alternative scheme when weather is bad, and the outdoor running can be carried out on the project which is not easy to train;

firstly, the emergency stopping effect is achieved through the emergency safety component, when the device is used, the only danger is that the user is easy to fall down unstably after the user is exhausted, the device still works and drags the user to backwards, and the user is exhausted and has no self-rescue capability after falling, so that secondary injury is caused; compared with the traditional safety rope, the device is more sensitive, and the safety rope is not tied on the waist when running, so that the device is more convenient and faster in actual operation, in addition, the emergency safety component is close to the direction of a front end user, the emergency safety component stopping device is faster than the stopping speed of the running component, and the loss of a driving motor is smaller, because the motor suddenly stops the rotor under the condition of high-speed movement and has a certain loss, and the sudden speed reduction of the motor is slower, the user can be dragged backwards, and the user is injured secondarily after the motor is completely stopped.

Secondly, the running machine component achieves the effect of improving the stability of treading on the movement of the crawler belt by arranging a plurality of groups of rollers and the crawler belt connected between the rollers, the traditional running machine drives the treaded crawler belt to move so as to drive a user to run passively, but the crawler belt is easy to stop because of transmission failure during work, so that the runner stops and falls down in time, and the problem of irregular movement frequency caused by insufficient power of the crawler belt;

The supporting roller at the bottom of the bearing frame plays a role of supporting the tread track, is convenient for ventilation, has a triangular structure, can adapt to high-load and high-speed transmission, has strong reliability, large torque transmission capacity, small friction coefficient and high transmission efficiency and higher safety, and can timely erase body fluid adhered to the surface of the tread track through the cleaning sponge at the bottom, so that a runner is prevented from skidding when stepping on the tread track, and the safety of the device is improved;

Thirdly, a part of forward acting force is given to a runner through a transmission motor, so that a user is more labor-saving in running, one of the two feet is required to force to push the ground to exert force in running, an upward and forward force is provided, a human body has a forward speed and an upward height, and the whole human body needs to vacate in the air in the process;

The transmission motor not only can save effort through the mode of partly effort forward for the runner, can also drive the rotatory effect that reaches further province of both sides helping hand flabellum through the roller, helping hand flabellum is rotatory can accelerate the air current flow of human both sides to reduce the air pressure who receives from both sides when runner shank rapid movement, finally make runner step lighter, reach laborsaving running and alleviate the effect of knee damage.

Fourth, the height of the armrests is adjusted through the safety armrests assembly, and the heights of middle school students are uneven in the development stage, so that the height of the armrests can be adjusted according to the heights of users;

Fifthly, the correct running gesture can be better exercised on the instrument, meanwhile, the problem of multiple spine of middle school students is treated, the middle school growth time is performed on the table, the study and the incorrect sitting gesture can lead to multiple spine diseases of lumbar vertebra and cervical vertebra, the device can not only exercise the core muscle, but also achieve the effect of exercising other parts of the body through adjusting gradient speed and resistance change, the force-exerting part is required to be transferred from the lower limb to the waist and back part when the spine problem is required to be improved to run, pelvis and shoulder blade are rotated, the feeling of the force-exerting part is easier to experience compared with the outdoor running, the device can be used as an alternative scheme when weather is bad, and the device can also be used for outdoor running and is not easy to train.

Drawings

The invention is further explained below with reference to the drawings and examples:

FIG. 1 is a schematic view of a first perspective view of the present invention;

FIG. 2 is a schematic view of a second perspective view of the present invention;

FIG. 3 is a schematic view of a third perspective view of the present invention;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present invention;

FIG. 5 is a schematic view of a fourth perspective view of the present invention;

FIG. 6 is a schematic view of a first perspective partial exterior structure according to the present invention;

FIG. 7 is a schematic view of a second perspective partial exterior structure of the present invention;

FIG. 8 is a schematic diagram of a side view of the present invention;

FIG. 9 is a schematic diagram of the front view of the present invention;

FIG. 10 is a schematic top view of the present invention;

FIG. 11 is a schematic perspective view of the first embodiment of FIG. 10B;

FIG. 12 is a second perspective cross-sectional view of the present invention at B in FIG. 10;

FIG. 13 is a schematic cross-sectional elevation view of FIG. 10B in accordance with the invention;

FIG. 14 is a schematic view of the rear view of the present invention;

FIG. 15 is an enlarged schematic view of the structure of FIG. 14C according to the present invention;

FIG. 16 is a schematic view of a cross-sectional top view of the structure of FIG. 14D in accordance with the present invention;

FIG. 17 is a schematic view of a cross-sectional perspective structure of the invention at D in FIG. 14;

FIG. 18 is a schematic view of a partially enlarged structure of the portion F in FIG. 14 according to the present invention;

FIG. 19 is a schematic side sectional view of the invention at E in FIG. 14;

FIG. 20 is a schematic view of a cross-sectional perspective structure of the invention at E in FIG. 14;

FIG. 21 is a schematic view showing a cross-sectional perspective structure of the G in FIG. 20 according to the present invention;

FIG. 22 is a schematic bottom perspective view of a safety arm rest assembly of the present invention;

FIG. 23 is a schematic top perspective view of a safety arm rest assembly of the present invention;

Fig. 24 is a schematic perspective view of a booster fan blade according to the present invention.

Reference numerals illustrate: 1. a fixed bottom plate; 2. a lifting plate; 3. a safety arm rest assembly; 301. supporting the support rod; 302. a movable rocker; 303. a transmission gear; 304. a drive toothed chain; 305. moving the slide block; 306. a transmission screw rod; 307. a protective housing; 308. an anti-skid groove; 309. the base is connected; 310. limiting sliding grooves; 4. a support step; 5. an emergency safety assembly; 501. double-end screw rod sliding table; 502. fixing the clamp feet; 503. extending the inserted link; 504. a signal receiver; 6. a load-bearing frame; 7. a treadmill assembly; 701. a drive motor; 702. a first roller; 703. treading the crawler belt; 704. a conductive belt; 705. reinforcing the belt; 706. a second roller; 707. a supporting roller; 708. cleaning a sponge; 709. a third roller; 710. an extension; 711. a through hole; 712. a plug; 713. a drive track; 714. a booster fan blade; 715. a support bracket; 716. reinforcing the steel plate; 717. a heat radiation hole; 8. ascending a slope step.

Detailed Description

The technical solutions of the embodiments of the present invention will be clearly and completely described below in detail with reference to fig. 1 to 24, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

The physical education equipment for physical education is designed to perform aerobic and anaerobic training simultaneously, is low in exercise difficulty and high in safety, does not influence daily learning of common students, can be used for adapting to most middle students, improves the practicability of the equipment, and eliminates simple horizontal bars and weightlifting barbells of the equipment, and the running mode is selected;

The aerobic exercise and the anaerobic exercise are distinguished, and the main basis is whether the way of providing energy for the body is aerobic glycolysis energy supply or anaerobic glycolysis energy supply; anaerobic exercise refers to exercise in which muscles supply energy to the body by anaerobic glycolysis of various energies under an anoxic state, the muscles need a large amount of energy in a short period of time, and the energy generated by aerobic metabolism is not enough to meet the needs of the body, so that saccharides are in an anaerobic metabolism state, a large amount of energy is rapidly generated to meet the needs of the body, and the exercise under the state is anaerobic exercise. Anaerobic exercise is mostly short in duration, usually from a few seconds to tens of seconds, and is difficult to last for a long time, and fatigue is also eliminated for a long time;

Aerobic exercise mainly refers to exercise which mainly depends on oxygen to form energy for supplying energy in the energy supply process, and the main characteristics of the aerobic exercise include long duration, low strength and the like. It is worth noting that, because the cardiopulmonary system must be maintained in a state of continuously supplying air to the muscles during exercise, the main benefits of improving the cardiopulmonary endurance of the body and improving the cardiopulmonary function of the body are aerobic exercise, so patients with the cardiopulmonary insufficiency and chronic diseases often prefer to have aerobic exercise as an intervention means during exercise rehabilitation; in addition, the body can fully burn sugar and fat of the body in the aerobic exercise process, so that the body can be helped to improve the obesity state, and therefore, the aerobic exercise is a first choice exercise intervention means for reducing fat; aerobic exercise also improves cardiovascular health of the body; when the organism performs aerobic exercise, the metabolism rate of the whole body is improved, the blood circulation speed is increased, and the blood flow filling quantity in blood vessels is increased, so that the establishment of collateral circulation and the rapid discharge of metabolites are facilitated.

As shown in fig. 1-24, a physical education equipment for physical education includes a fixed bottom plate 1, and is characterized in that: the running machine assembly 7 is arranged at the top end of the fixed bottom plate 1, the running machine assembly 7 comprises the treading track 703, the treading track 703 is arranged at the top end of the fixed bottom plate 1, the stability and the safety of the treading track 703 are improved through optimizing the running machine assembly 7, the situation that a user falls and hurts due to unstable instruments is avoided, the traditional running machine often fails to work, namely the treading track 703, because the treading track 703 is the part with the highest use frequency and the most abrasion in the device, in addition, body fluid drops on the surface of the treading track 703 after the runner sweats, and the running runner can slip; the treading crawler 703 is arranged at the top end of the fixed bottom plate 1; the top end of the fixed bottom plate 1 is provided with a bearing frame 6, one end of the bottom of the bearing frame 6 is fixed with an ascending step 8, the other end of the bottom of the bearing frame 6 is fixed with a supporting step 9, the bearing frame 6 is in an internal hollow shape with an open top end and a hollow bottom end, and two sides of the bearing frame 6 are embedded with a plurality of groups of through holes 711;

The running machine assembly 7 further comprises a transmission motor 701, wherein the output end of the transmission motor 701 is connected with a third roller 709, an external power supply starts the transmission motor 701, a part of forward acting force is given to a runner through the transmission motor 701, so that the user can save more force during running, one of two feet is required to exert a force by pushing the other foot to the ground, an upward and forward force is provided, a human body has a forward speed and an upward height, the whole human body needs to vacate in the air in the process, the output end of the transmission motor 701 drives the third roller 709 to rotate, the third roller 709 is arranged in the bearing frame 6, the third roller 709 is provided with two groups, the two groups of third rollers 709 are respectively arranged at two ends of the bearing frame 6, the surfaces of the two groups of third rollers 709 are in contact connection with a transmission crawler 713, the transmission crawler 713 plays a role of stabilizing the transmission receiving tail end roller, one end of the third roller 709 is far away from the transmission motor 701, and the plug 712 penetrates through the through hole;

The first rollers 702 are arranged in the bearing frame 6, ten groups of the first rollers 702 are arranged, the second rollers 706 are arranged in the bearing frame 6, two groups of the second rollers 706 are arranged in the bearing frame 6, the two groups of the second rollers 706 are arranged in the middle of the bearing frame 6, the surfaces of the second rollers 706 and the third rollers 709 are in contact connection with a conductive belt 704, the two groups of the second rollers 706 are in contact connection with the third rollers 709 through the conductive belt 704, the purpose of transmission is achieved, the stable transmission of the rollers is facilitated, the surfaces of the first rollers 702, the third rollers 709 and the second rollers 706 are respectively sleeved with a reinforcing belt 705, the adjacent two groups of rollers are sleeved with the reinforcing belts 705 in contact connection, the reinforcing belts 705 are provided with two rows, and the two rows of reinforcing belts 705 are crossly bound with rollers; the reinforcing belts 705 are distributed in two rows in a staggered way, and the reinforcing belts 705 are connected with two groups of rollers through contact, so that the effect of stabilizing the driving rollers is achieved;

The rollers are provided with fourteen groups in total, wherein two groups of third rollers 709, two groups of second rollers 706 and ten groups of first rollers 702 are arranged, the fourteen groups of rollers are distributed in a staggered way, the running machine component 7 achieves the effect of improving the stability of the treaded crawler 703 when moving through arranging a plurality of groups of different rollers and the crawler connected between the rollers, the traditional running machine drives the treaded crawler to move to drive a user to run passively, but the crawler is easy to stop and fall down in time due to the pause of transmission faults in work, and the problem of irregular moving frequency due to insufficient crawler power is solved;

The first roller 702, the second roller 706 and the third roller 709 penetrate through the through holes 711 and are arranged in the bearing frame 6, an extension piece 710 is fixed at one end of each three groups of rollers from one end of the transmission motor 701, a plug 712 is fixed at one end of each roller which is not fixed with the corresponding roller 710, a booster fan 714 is fixed at one end of each extension piece 710, which is far away from the corresponding roller, when the extension piece 710 rotates, the booster fan 714 is driven to rotate, and the booster fan 714 rotates to accelerate airflow at two sides of a human body, so that air pressure from two sides when legs of a runner rapidly move is reduced, the runner is enabled to step lighter, and the effects of saving effort and running and relieving knee injury are achieved; at this time, the transmission motor 701 can save labor in a mode of applying a part of forward force to the runner, and can drive the two side power-assisting fan blades 714 to rotate through the roll shaft to achieve further labor saving;

The surface of the third roller 709 is in contact connection with the treading track 703, the supporting roller 707 is arranged at the bottom end of the bearing frame 6, the treading track 703 can be supported by the supporting roller 707 at the bottom of the bearing frame 6, ventilation is facilitated, the triangle structure is better, high-load and high-speed transmission can be adapted, the reliability is strong, the torque transmission capacity is high, the friction coefficient is small, the transmission efficiency is high, the safety is higher, cleaning sponge 708 is arranged at two sides of the bottom end of the supporting roller 707, the treading track 703 passes through the space between the supporting roller 707 and the cleaning sponge 708, the bottom of the treading track 703 is in contact connection with the cleaning sponge 708, body fluid adhered to the surface of the treading track 703 can be timely erased through the cleaning sponge 708 at the bottom, slipping of a runner when the treading track 703 is avoided, and the safety of the device is poor is improved;

Running on the apparatus is safer than running outdoors, the running machine assembly 7 can provide good shock absorption function, and the pressure of the knee joint of a human body is relieved through the rolling roller; running on outdoor ground, especially on non-plastic ground, the uneven ground or curved road can bring great pressure to the knees, and the knees are slightly careless and easy to be injured.

In addition, the running machine assembly 7 can save more force when a user runs, one of the two feet is forced to push the ground to exert force, and an upward and forward force is provided, so that a human body has a forward speed and an upward height, and the whole person needs to vacate in the air in the process, however, a part of forward force can be omitted when running on the running machine, because the transmission motor 701 can exert a certain forward force on the runner on the running machine, the running on the running machine can save effort compared with the running on the ground;

The whole process of the running machine assembly 7 only uses one power source to drive the motor 701, so that the effect of applying forward acting force to a part of a runner is achieved, the two side power-assisted fan blades 714 can be driven to rotate by the roller shaft to further save force, the effect of improving the stability of the roller is achieved by the combination of the inner roller and the belt, and finally body fluid adhered to the surface of the treading track 703 can be timely erased by the cleaning sponge 708 at the bottom;

One end of the fixed bottom plate 1 is fixed with a lifting plate 2, the top end of the lifting plate 2 is provided with a safety handrail component 3, the height of the handrail is adjusted through the safety handrail component 3, the heights of middle school students are uneven in the development stage, the height of the handrail is convenient to adjust according to the heights of users, the safety handrail component 3 comprises a supporting handrail rod 301, and the supporting handrail rod 301 is arranged at the top end of the lifting plate 2;

The safety handrail component 3 further comprises a connecting base 309, wherein a protective shell 307 is fixed on two sides of the connecting base 309, a limit sliding groove 310 is inlaid on one side of the protective shell 307, a transmission screw rod 306 is installed in the protective shell 307, a movable sliding block 305 is sleeved on the top end of the transmission screw rod 306, the transmission screw rod 306 drives the movable sliding block 305 to move up and down through threaded transmission, the movable sliding block 305 and the transmission screw rod 306 are in threaded transmission, a movable rocker 302 is fixed on the top end of the transmission screw rod 306, the transmission screw rod 306 is driven to rotate through rocking the movable rocker 302, a transmission gear 303 is fixed on the bottom end of the transmission screw rod 306, a transmission toothed chain 304 is sleeved on the transmission gear 303, the transmission gear 303 and the transmission toothed chain 304 are driven to synchronously move the two side movable sliding blocks 305, one side of the movable sliding block 305 is fixed with a supporting handrail 301, the movable sliding block 305 drives the supporting handrail 301 to move up and down to adjust the height of the supporting handrail 301, the movable sliding block 305 slides in the limit sliding groove 310, an anti-skid groove 308 is inlaid on the top end of the supporting handrail 301, and the anti-skid groove 308 is anti-skid;

the lifting plate 2 is provided with an emergency safety component 5 at one end close to the treadmill component 7, the emergency stopping effect is achieved through the emergency safety component 5, the safety of the device is improved, secondary injury after falling injury is avoided, the only danger of the device in use is that the device is easy to fall over in a step after the user is exhausted, at the moment, the device still works, the user is dragged to backwards, the secondary injury can be caused by the fact that the user does not have self-rescue capability after falling after exhausting, the emergency safety component 5 comprises a double-end screw sliding table 501, and the bottom of the double-end screw sliding table 501 is fixed with the fixed bottom plate 1;

The emergency safety assembly 5 further comprises an extension inserted bar 503, the extension inserted bar 503 is fixed with a third roller 709 at one side far away from the transmission motor 701, one side of the extension inserted bar 503 far away from the third roller 709 is square, the top end and the bottom end of one side of the double-end screw sliding table 501 close to the extension inserted bar 503 are provided with fixing clamp feet 502, one side of the fixing clamp feet 502 close to the extension inserted bar 503 is square, the double-end screw sliding table 501 drives an upper fixing clamp foot and a lower fixing clamp foot 502 to simultaneously squeeze towards the extension inserted bar 503, when the fixing clamp feet 502 and the extension inserted bar 503 are in contact extrusion, the extension inserted bar 503 can be fixed to simultaneously stop the running machine assembly 7, a signal receiver 504 is arranged at one side of the double-end screw sliding table 501, and the signal receiver 504 is received by the bearing sensor at the top end of the bearing frame 6 after the pressure is reduced, then the double-end screw sliding table 501 is controlled to start;

The utility model has the advantages of can be better temper out the exact running appearance on this apparatus, the multiple vertebra problem of middle school student is treated simultaneously, middle school's growth time is voyed and is studied and incorrect position of sitting can lead to lumbar vertebra and cervical vertebra class backbone disease to be multiple, this device not only can temper the core muscle, can also reach the effect of taking exercise other positions of health through adjusting slope speed and resistance variation, want to improve the vertebra problem when running to need shift the position of exerting oneself from the low limbs to the back, rotate pelvis and shoulder blade, compare the sensation that the position was exerted oneself more easily of running, in addition the device sets up in the room, no matter receive the weather influence, no matter wind, raining, sun, the cold flow, typhoon, various weather storm etc. all can be trained on this apparatus to the user.

Working principle: firstly, the safety of the device is improved through the emergency safety assembly 5, secondary injury after falling injury is avoided, when the load-bearing sensor at the top end of the load-bearing frame 6 senses that the pressure at the top end is reduced and then receives a signal through the signal receiver 504 during use, then the double-head screw sliding table 501 is controlled to start, the double-head screw sliding table 501 drives the upper fixed clamping legs 502 and the lower fixed clamping legs 502 to simultaneously extrude towards the extension inserted bar 503, the extension inserted bar 503 is fixed with a third roller 709 far away from one end of the transmission motor 701, one side of the extension inserted bar 503, close to the fixed clamping legs 502, is square, and when the fixed clamping legs 502 and the extension inserted bar 503 are in contact extrusion, the extension inserted bar 503 can be fixed and the running machine assembly 7 can be stopped at the same time; compared with the traditional safety rope, the device is more sensitive, and the safety rope is not tied on the waist when running, so that the device is more convenient and faster in actual operation, in addition, the emergency safety component 5 is close to the direction of a front end user, the stopping speed of the emergency safety component 5 stopping device is faster than that of the control running machine component 7, and the loss of the transmission motor 701 is smaller, because the motor suddenly stops the rotor under the condition of high-speed movement and has a certain loss, and the sudden speed reduction speed of the motor is slower, or the user can be dragged backwards, and the user is injured secondarily after the motor is completely stopped.

Then, when in use, the external power supply starts the transmission motor 701, and a part of forward acting force is given to a runner through the transmission motor 701, so that the user can save more effort during running, because the running needs to force one of the two feet to push the ground, an upward and forward force is provided, the human body has a forward speed and an upward height, and the whole person needs to vacate in the air in the process;

The transmission motor 701 can save labor by applying a part of forward acting force to the runner, and can drive the two side power-assisting fan blades 714 to rotate through the roll shaft to further save force, and the rotation of the power-assisting fan blades 714 accelerates the air flow at two sides of a human body, so that the air pressure from two sides when the legs of the runner do rapid exercises is reduced, the runner is enabled to be lighter, and the effects of saving labor and running and relieving knee injury are achieved;

In addition, when the roller is used, the output end of the transmission motor 701 drives the third rollers 709 to rotate, the third rollers 709 are provided with two groups which are respectively positioned at two sides of the transmission crawler 713, the transmission crawler 713 plays a role in stabilizing the transmission tail end roller, the rollers are provided with fourteen groups in total, wherein two groups of third rollers 709, two groups of second rollers 706, ten groups of first rollers 702 and fourteen groups of rollers are distributed in a staggered way, the two groups of second rollers 706 are arranged in the middle of the bearing frame 6 and are in contact connection with the third rollers 709 through the transmission belt 704 to drive, so that the roller stabilizing effect is achieved, in addition, the reinforcing belt 705 is distributed in two rows in a staggered way, and the roller stabilizing effect is further achieved through the contact connection of the two groups of rollers; the transmission crawler 713, the transmission belt 704 and the reinforcement belt 705 cooperate with each other to play a role in stabilizing the roller, so that the roller is prevented from being gradually loosened due to treading force during running;

The stability and the safety of the treading track 703 are improved by optimizing the structure of the treadmill component 7, specifically, the stability of the treading track 703 during movement is improved by arranging a plurality of groups of rollers and the tracks connected between the rollers of the treadmill component 7;

In addition, the supporting roller 707 at the bottom of the bearing frame 6 supports the treading track 703 to facilitate ventilation, the triangular structure is better, the device can adapt to high-load and high-speed transmission, the device is high in reliability, high in torque transmission capacity, small in friction coefficient, high in transmission efficiency and higher in safety, in addition, body fluid adhered to the surface of the treading track 703 can be timely erased through the cleaning sponge 708 at the bottom, the treading track 703 passes through the space between the supporting roller 707 and the cleaning sponge 708 in transmission, sweat on the surface of the treading track 703 is erased after passing through the cleaning sponge 708, slipping of a runner when the treading track 703 is prevented, and the safety of the device is improved;

The whole process of this structure only uses a power supply transmission motor 701, has not only reached the effect of partly effort forward for the runner, still can drive the rotatory effect that reaches further province of both sides helping hand flabellum 714 through the roller, has reached the effect that improves the running roller stability through the combination of inside running roller and belt in addition, can in time erase the body fluid of trampling track 703 surface adhesion through the clean sponge 708 of bottom at last.

Finally, the height of the armrests is adjusted through the safety armrest assembly 3, so that the height of the armrests can be adjusted according to the height of a user due to uneven variation of the height of middle school students in the development stage; the working principle of the safety handrail component 3 is that the movable rocking rod 302 is rocked to drive the transmission screw rod 306 to rotate, the transmission screw rod 306 drives the movable sliding block 305 to move up and down through threaded transmission, the movable sliding block 305 drives the supporting handrail 301 to move up and down to adjust the height of the supporting handrail 301, the anti-skid groove 308 has the anti-skid function, and the transmission gear 303 and the transmission toothed chain 304 are driven to synchronously move the movable sliding blocks 305 on two sides.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (9)

1. Physical stamina teaching equipment is used in sports teaching, including fixed baseplate (1), its characterized in that: the top end of the fixed bottom plate (1) is provided with a running machine component (7), the running machine component (7) comprises a tread track (703), and the tread track (703) is arranged at the top end of the fixed bottom plate (1); one end of the fixed bottom plate (1) is fixed with a lifting plate (2), the top end of the lifting plate (2) is provided with a safety handrail component (3), the safety handrail component (3) comprises a supporting handrail (301), and the supporting handrail (301) is arranged at the top end of the lifting plate (2); one end of the lifting plate (2) close to the treadmill component (7) is provided with an emergency safety component (5), the emergency safety component (5) comprises a double-head screw sliding table (501), and the bottom of the double-head screw sliding table (501) is fixed with the fixed bottom plate (1).

2. The physical education equipment for physical education as claimed in claim 1, wherein: the bearing frame (6) is installed on the top of fixed baseplate (1), and one end of bearing frame (6) bottom is fixed with uphill step (8), and the other end of belonging bearing frame (6) bottom is fixed with supporting step (9), bearing frame (6) are inside cavity top and the open appearance of bottom, the both sides of bearing frame (6) are inlayed and are had multiunit through hole (711).

3. The physical education equipment for physical education as claimed in claim 2, wherein: the treadmill subassembly (7) still includes driving motor (701), and the output of driving motor (701) is connected with third running roller (709), and third running roller (709) are installed in the inside of bearing frame (6), third running roller (709) are equipped with two sets of, and two sets of third running roller (709) are installed respectively at the both ends of bearing frame (6), and the surface contact of two sets of third running roller (709) is connected with transmission track (713), end cap (712) are installed to one end that driving motor (701) was kept away from to third running roller (709), and end cap (712) and through-hole (711) run through.

4. A physical education equipment according to claim 3 wherein: the internally mounted of bearing frame (6) has first running roller (702), and first running roller (702) is equipped with ten groups, the internally mounted of bearing frame (6) has second running roller (706), and second running roller (706) are equipped with two sets of, the surface contact of second running roller (706) and third running roller (709) is connected with conduction belt (704), and the surface of first running roller (702), third running roller (709) and second running roller (706) all overlaps and is equipped with reinforcement belt (705), and reinforcement belt (705) cover establish adjacent two sets of running rollers and contact connection with it, reinforcement belt (705) are equipped with two rows, two rows of reinforcement belt (705) cross binding running rollers.

5. The physical education equipment for physical education as claimed in claim 4, wherein: the first roller (702), the third roller (709) and the second roller (706) penetrate through the penetrating holes (711) and are arranged in the bearing frame (6), and an extension piece (710) is fixed at one end of the first roller (702) and one end of the second roller (706).

6. The physical education equipment for physical education as claimed in claim 5, wherein: the surface of the third roller (709) is in contact connection with the tread crawler belt (703), the bottom end of the bearing frame (6) is provided with a supporting roller (707), both sides of the bottom end of the supporting roller (707) are provided with cleaning sponges (708), the tread crawler belt (703) passes through the space between the supporting roller (707) and the cleaning sponges (708), and the bottom of the tread crawler belt (703) is in contact connection with the cleaning sponges (708).

7. The physical education equipment for physical education as claimed in claim 1, wherein: the safety handrail assembly (3) further comprises a connecting base (309), wherein two sides of the connecting base (309) are fixedly provided with a protective shell (307), one side of the protective shell (307) is inlaid with a limiting sliding groove (310), a transmission screw rod (306) is arranged in the protective shell (307), the top end of the transmission screw rod (306) is sleeved with a movable sliding block (305), the movable sliding block (305) and the transmission screw rod (306) are in threaded transmission, and the top end of the transmission screw rod (306) is fixedly provided with a movable rocker (302).

8. The physical education equipment for physical education as claimed in claim 7, wherein: the bottom end of the transmission screw rod (306) is fixedly provided with a transmission gear (303), the transmission gear (303) is sleeved with a transmission toothed chain (304), one side of the movable sliding block (305) is fixed with the supporting handrail (301), the movable sliding block (305) slides in the limiting sliding groove (310), and the top end of the supporting handrail (301) is inlaid with an anti-skid groove (308).

9. The physical education equipment for physical education as claimed in claim 1, wherein: the emergency safety assembly (5) further comprises an extension inserted bar (503), the extension inserted bar (503) is fixed with a third roller (709) far away from one side of the transmission motor (701), one side of the extension inserted bar (503) far away from the third roller (709) is in a square shape, a fixing clamp pin (502) is arranged at the top end and the bottom end of one side of the double-end screw sliding table (501) close to the extension inserted bar (503), the side of the fixing clamp pin (502) close to the extension inserted bar (503) is square, and a signal receiver (504) is arranged at one side of the double-end screw sliding table (501).