CN217220026U

CN217220026U - Strength training device is used in middle school's sports teaching

Info

Publication number: CN217220026U
Application number: CN202220248549.2U
Authority: CN
Inventors: 赵巧灵
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-05
Filing date: 2022-02-05
Publication date: 2022-08-19
Anticipated expiration: 2032-02-05

Abstract

The utility model discloses a strength training device is used in middle school's sports teaching, the utility model relates to a middle school's sports teaching technical field, the utility model discloses an earthing seat, the top surface fixedly connected with support of earthing seat, the top surface of support runs through to inlay and has the pressure bucket, the fixed intercommunication in bottom surface of support has the negative pressure pipe. This middle school's physical education imparts knowledge to students with strength trainer increases the increase of pressure of jar stopper in the pressure vessel through negative pressure machine suction and adsorbs the jar stopper, the student is pulling pull ring one end and is pulling the pulling force rope downwards, the pulling force rope rolls in the internal portion of wire wheel, the other end of pull ring is pulling jar stopper rebound, exert gravitation under the effect of jar stopper below suction and take exercise, when the student pulling force reaches the biggest needs and releases, the second solenoid valve is opened and is disappeared pressure vessel and external intercommunication balanced atmospheric pressure suction, the cylinder stopper is fallen the power and disappears, negative pressure machine starts that the increase of pressure is under the jar stopper in the pressure vessel of suction increase and is inhaled interior jar stopper decline repeated operation and can accomplish strength training.

Description

Strength training device is used in middle school's sports teaching

Technical Field

The utility model relates to a middle school's sports teaching technical field specifically is a middle school's sports teaching is with strength trainer.

Background

The sports teaching for middle school is a purposeful and organized education process carried out according to a certain plan and course standards, the sports teaching is participated by teachers and students, and the task is to teach students physical knowledge, technology and skill, enhance their physique, cultivate their moral, will, quality, etc. It is the basic form of school sports realization, and is one of the implementation ways of sports objectives.

Middle school's sports teaching adopts balancing weight and spring pulling force to carry out strength training as the device of power more, finishes at student's training and when loosening the handle, because the increase of student's tired sense, the handle reply speed is too fast easily to take off the hand and has certain potential safety hazard, and the handle highly is most middle school student average height, and is relatively poor to different students' suitability, makes its inconvenient use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a strength training device is used in middle school's sports teaching has solved the problem of proposing in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a strength training device for middle school physical education comprises a grounding seat, wherein the top surface of the grounding seat is fixedly connected with a bracket, the top surface of the bracket is embedded with a pressure barrel in a penetrating way, the bottom surface of the bracket is fixedly communicated with a negative pressure pipe, and the outer surface of the negative pressure pipe is fixedly communicated with a first electromagnetic valve, the bottom end of the negative pressure pipe is provided with a negative pressure machine, the inner wall of the negative pressure pipe is fixedly connected with a limit ring, a cylinder plug is arranged in the negative pressure pipe, a second electromagnetic valve and a pressure gauge are arranged on the outer surface of the pressure barrel, a supporting shell is fixedly connected with the top surface of the pressure barrel, and the inside of the supporting shell is rotatably connected with two wire wheels, the top surface of the cylinder plug is fixedly connected with a tension rope, and the tension rope is connected inside the wire wheel in a sliding manner, one end, far away from the pressure barrel, of the tension rope is provided with a pull ring, and the outer surface of the tension rope is provided with a control mechanism.

Preferably, the top surface of the cylinder plug is fixedly connected with a positioning column, a positioning pipe is sleeved at the top end of the positioning column, and the top end of the positioning pipe is fixedly connected with the inner top wall of the pressure barrel.

Preferably, the inside of the supporting shell is rotatably connected with a pressure lever, and the pressure lever is in contact with the wire wheel.

Preferably, the inner top wall of the supporting shell is fixedly connected with a positioning plate, the bottom end of the positioning plate is fixedly connected with a limiting pipe, and the tension rope is connected inside the limiting pipe in a sliding mode.

Preferably, control mechanism includes the winding wheel, the below of support shell is provided with the storage case, and the top surface and the bottom surface of storage case have all seted up the through-hole, pulling force rope sliding connection is in the inside of through-hole, the inside of storage case is provided with the winding wheel, and pulling force rope fixed connection is in the inside of winding wheel, the positive fixedly connected with pivot of winding wheel, and the pivot is kept away from the one end of winding wheel and is run through the storage case and rotate rather than being connected, the one end fixedly connected with square bar of winding wheel is kept away from in the pivot, the outside of storage case is provided with the fastener, the square hole has been seted up to the surface of fastener, and square bar sliding connection is in the inside of square hole.

Preferably, one end of the square rod, which is far away from the rotating shaft, is fixedly connected with a stop block, one side face of the stop block, which is close to the fastener, is fixedly connected with a spring, and the spring is sleeved outside the square rod.

(III) advantageous effects

The utility model provides a training device for the strength of middle school physical education. The method has the following beneficial effects:

(1) this middle school's physical education imparts knowledge to students with strength trainer, increase the increase of pressure of cylinder stopper in the pressure vessel through negative pressure machine suction and adsorb the cylinder stopper, the student is pulling pull ring one end and is pulling the pulling force rope downwards, the pulling force rope rolls in the inside of reel, the other end of pull ring is pulling the cylinder stopper rebound, exert gravitation under the effect of suction below the cylinder stopper and take exercise, when the student pulling force reaches the biggest needs and releases, the second solenoid valve is opened and is disappeared pressure vessel and external intercommunication balanced atmospheric pressure suction, the cylinder stopper descends the power to disappear, negative pressure machine starts the increase of pressure of cylinder stopper in the pressure vessel of suction increase pressure vessel and inhales the interior cylinder stopper and descend so repetitive operation and can accomplish strength training, guarantee the security of steadily rising and the use of pull ring, avoid student's training to finish the fatigue sense increase, the problem that the handle returns the too fast easy hand of taking off and has certain potential safety hazard.

(2) This middle school's physical education is to power trainer, through with the fastener along the square bar to keeping away from the one side pulling of accomodating the shell, the fastener breaks away from with accomodating the shell, hold the rotatory area square bar of fastener, pivot and winding wheel rotate, the fastener with pulling force rope rolling or release, at last with the fastener along the square bar slip buckle on accomodating the shell can, the realization is to receiving and releasing of pulling force rope, automatically regulated length makes its student that can be applicable to different heights, its usability has been improved.

Drawings

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

fig. 2 is a schematic view of the internal structure of the support shell of the present invention;

fig. 3 is a schematic view of the internal structure of the storage case of the present invention;

fig. 4 is a schematic view of the internal structure of the pressure barrel of the present invention.

In the figure: 1. a first solenoid valve; 2. a ground base; 3. a support; 4. a second solenoid valve; 5. a negative pressure machine; 6. a pressure barrel; 7. a pressure gauge; 8. a support housing; 9. a control mechanism; 10. a tension rope; 11. a pull ring; 12. a pressure lever; 13. positioning a plate; 14. a limiting pipe; 15. a wire wheel; 16. a positioning tube; 17. a positioning column; 18. a cylinder plug; 19. a limiting ring; 20. a negative pressure tube; 91. a winding wheel; 92. a through hole; 93. a housing case; 94. a fastener; 95. a stopper; 96. a rotating shaft; 97. a square hole; 98. a spring; 99. a square bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a strength training device for middle school physical education teaching comprises a grounding seat 2, a support 3 is fixedly connected to the top surface of the grounding seat 2, a pressure barrel 6 is embedded in the top surface of the support 3 in a penetrating manner, a negative pressure pipe 20 is fixedly communicated with the bottom surface of the support 3, a first electromagnetic valve 1 is fixedly communicated with the outer surface of the negative pressure pipe 20, a negative pressure machine 5 is installed at the bottom end of the negative pressure pipe 20, a limiting ring 19 is fixedly connected to the inner wall of the negative pressure pipe 20, a cylinder plug 18 is arranged inside the negative pressure pipe 20, a second electromagnetic valve 4 and a pressure gauge 7 are installed on the outer surface of the pressure barrel 6, a supporting shell 8 is fixedly connected to the top surface of the pressure barrel 6, two wire wheels 15 are rotatably connected inside the supporting shell 8, a tension rope 10 is fixedly connected to the top surface of the cylinder plug 18 and is slidably connected inside the wire wheels 15, a pull ring 11 is installed at one end, far away from the pressure barrel 6, of the tension rope 10 is provided with a control mechanism 9, the suction force generated by the electrified start of the negative pressure machine 5 is transmitted to the lower part of the cylinder plug 18 in the pressure barrel 6 through the negative pressure pipe 20, the cylinder plug 18 is sucked along with the increase of the pressure intensity of the cylinder plug 18 in the pressure barrel 6 when the suction force of the negative pressure machine 5 is increased, a student pulls one end of the pull ring 11 to pull the pull rope 10 downwards, the pull rope 10 rolls in the wire wheel 15, the other end of the pull ring 11 pulls the cylinder plug 18 to move upwards, the gravity is applied to exercise under the action of the suction force below the cylinder plug 18, when the student pulls the cylinder plug to the maximum and needs to release the cylinder plug, the second electromagnetic valve 4 is opened to communicate the pressure barrel 6 with the outside to balance air pressure suction force to disappear, the cylinder plug 18 falls down to disappear, the pressure gauge 7 is observed to close the first electromagnetic valve 1 along with the increase of the pressure of the cylinder plug 18 in the pressure barrel 6 when the suction force of the negative pressure machine 5 is increased, and then the strength training can be completed by repeated operation, so that the stable rising of the pull ring 11 and the use safety are ensured.

Referring to fig. 4, a positioning column 17 is fixedly connected to a top surface of the cylinder plug 18, a positioning tube 16 is sleeved on a top end of the positioning column 17, and a top end of the positioning tube 16 is fixedly connected to an inner top wall of the pressure barrel 6, so that the cylinder plug 18 is positioned, and stability of the cylinder plug 18 is improved.

Referring to fig. 2, a pressure lever 12 is rotatably connected inside the supporting housing 8, and the pressure lever 12 contacts with the reel 15 to block the tensile cord 10 inside the reel 15, so as to prevent the tensile cord 10 from being separated from the reel 15.

Please refer to fig. 2, the inner top wall of the supporting shell 8 is fixedly connected with a positioning plate 13, the bottom end of the positioning plate 13 is fixedly connected with a limiting tube 14, and the tension rope 10 is slidably connected inside the limiting tube 14 to limit the tension rope 10, so that the tension rope 10 is prevented from swinging, and the stability of the tension rope 10 is ensured.

Referring to fig. 1 and 3, the control mechanism 9 includes a winding wheel 91, a housing 93 is disposed under the supporting housing 8, through holes 92 are respectively formed on a top surface and a bottom surface of the housing 93, a tension rope 10 is slidably connected inside the through holes 92, the winding wheel 91 is disposed inside the housing 93, the tension rope 10 is fixedly connected inside the winding wheel 91, a rotating shaft 96 is fixedly connected to a front surface of the winding wheel 91, one end of the rotating shaft 96, which is far away from the winding wheel 91, is rotatably connected to the housing 93, a square rod 99 is fixedly connected to one end of the rotating shaft 96, which is far away from the winding wheel 91, a fastener 94 is disposed outside the housing 93, a square hole 97 is formed on an outer surface of the fastener 94, the square rod 99 is slidably connected inside the square hole 97, the fastener 94 is pulled to one side, which is far away from the housing 93, the fastener 94 is separated from the housing 93, and the fastener 94 is pulled to rotate to bring the square rod 99, The rotating shaft 96 and the winding wheel 91 rotate, the tension rope 10 is wound or unwound by the fastener 94, and finally the fastener 94 is buckled on the containing shell 93 in a sliding mode along the square rod 99, so that the tension rope 10 is collected and released, the length is automatically adjusted, and the usability of the tension rope is improved.

Referring to fig. 3, a stopper 95 is fixedly connected to an end of the square rod 99 away from the rotating shaft 96, a spring 98 is fixedly connected to a side of the stopper 95 close to the fastener 94, the spring 98 is sleeved outside the square rod 99, the fastener 94 can be pushed by the spring 98 to be closely attached to the housing 93, and the fastener 94 is prevented from being separated from the housing 93.

When the device works, the negative pressure machine 5 is electrified and started to generate suction force, the suction force is transmitted to the position below a cylinder plug 18 in the pressure barrel 6 through a negative pressure pipe 20, the pressure gauge 7 is observed to close a first electromagnetic valve 1 along with the increase of the pressure of the cylinder plug 18 in the pressure barrel 6 when the suction force of the negative pressure machine 5 is increased, the suction force adsorbs the cylinder plug 18, a student pulls one end of a pull ring 11 to pull a pull rope 10 downwards, the pull rope 10 rolls in a wire wheel 15, the other end of the pull ring 11 pulls the cylinder plug 18 to move upwards, the suction force is applied under the action of the suction force below the cylinder plug 18 to exercise, when the student pulls the pull force to the maximum required release, the second electromagnetic valve 4 is opened to enable the pressure barrel 6 to be communicated with the outside to balance the suction force to disappear, the lower force of the cylinder plug 18 disappears, the pressure of the cylinder plug 18 in the pressure barrel 6 is increased along with the increase of the pressure of the suction force of the negative pressure machine 5, the pressure gauge 7 is observed to close the first electromagnetic valve 1, the operation can be repeated, and when the height of the pull ring 11 is required to be adjusted, the fastener 94 is pulled to one side far away from the accommodating shell 93 along the square rod 99, the fastener 94 is separated from the accommodating shell 93, the fastener 94 is pulled to rotate to drive the square rod 99, the rotating shaft 96 and the winding wheel 91 to rotate, the tension rope 10 is wound or unwound by the fastener 94, and finally the fastener 94 is buckled on the accommodating shell 93 in a sliding mode along the square rod 99.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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

Claims

1. The utility model provides a middle school is strength training device for physical education, includes ground connection seat (2), its characterized in that: the ground connection structure is characterized in that a support (3) is fixedly connected to the top surface of the ground connection seat (2), a pressure barrel (6) is embedded in the top surface of the support (3) in a penetrating mode, a negative pressure pipe (20) is fixedly communicated to the bottom surface of the support (3), a first electromagnetic valve (1) is fixedly communicated to the outer surface of the negative pressure pipe (20), a negative pressure machine (5) is installed at the bottom end of the negative pressure pipe (20), a limiting ring (19) is fixedly connected to the inner wall of the negative pressure pipe (20), a cylinder plug (18) is arranged inside the negative pressure pipe (20), a second electromagnetic valve (4) and a pressure gauge (7) are installed on the outer surface of the pressure barrel (6), a support shell (8) is fixedly connected to the top surface of the pressure barrel (6), two wire wheels (15) are connected to the inner portion of the support shell (8) in a rotating mode, a tension rope (10) is fixedly connected to the top surface of the cylinder plug (18), and the tension rope (10) is connected to the sliding wire wheels (15), and a pull ring (11) is installed at one end, far away from the pressure barrel (6), of the pull rope (10), and a control mechanism (9) is installed on the outer surface of the pull rope (10).

2. The strength training device for middle school physical education as claimed in claim 1, wherein: the top surface fixedly connected with reference column (17) of jar stopper (18), and the top cover of reference column (17) is equipped with registration arm (16), the top of registration arm (16) and the interior roof fixed connection of pressure vessel (6).

3. The strength training device for middle school physical education as claimed in claim 1, wherein: the inside of support shell (8) rotates and is connected with depression bar (12), depression bar (12) contact with line wheel (15).

4. The strength training device for middle school physical education as claimed in claim 1, wherein: the inner top wall of the supporting shell (8) is fixedly connected with a positioning plate (13), the bottom end of the positioning plate (13) is fixedly connected with a limiting pipe (14), and the tension rope (10) is connected to the inside of the limiting pipe (14) in a sliding mode.

5. The strength training device for middle school physical education as claimed in claim 1, wherein: the control mechanism (9) comprises a winding wheel (91), a storage shell (93) is arranged below the supporting shell (8), through holes (92) are respectively formed in the top surface and the bottom surface of the containing shell (93), the tension rope (10) is connected to the inner part of the through holes (92) in a sliding manner, winding wheels (91) are arranged in the containing shell (93), the tension rope (10) is fixedly connected inside the winding wheel (91), the front surface of the winding wheel (91) is fixedly connected with a rotating shaft (96), and one end of the rotating shaft (96) far away from the winding wheel (91) is connected with the through containing shell (93) in a rotating way, one end of the rotating shaft (96) far away from the winding wheel (91) is fixedly connected with a square rod (99), the outside of accomodating shell (93) is provided with fastener (94), square hole (97) have been seted up to the surface of fastener (94), and square bar (99) sliding connection is in the inside of square hole (97).

6. The strength training device for middle school physical education as claimed in claim 5, wherein: one end of the square rod (99) far away from the rotating shaft (96) is fixedly connected with a stop block (95), a side face of the stop block (95) close to the fastener (94) is fixedly connected with a spring (98), and the spring (98) is sleeved outside the square rod (99).