阅读说明：本技术 一种缸体式扳手腕训练器材 (Cylinder body type wrestling training equipment ) 是由 曹英 尹海 于 2019-10-23 设计创作，主要内容包括：本发明提供一种缸体式扳手腕训练器材,包括固定底座、立柱；立柱为中空的长方形腔体；立柱中部设有齿轮箱,齿轮箱内设有相互齿合的大小型伞齿轮,大型伞齿轮的传动轴的末端固设有握杆；小型伞齿轮中心的螺孔内螺接有丝杠；丝杠贯穿所述的齿轮箱的箱体后两端连接有缸体；缸体为气缸或液压缸；大型伞齿轮的传动轴的正下方设有放置肘部的托板。本发明通过压缩气缸内的空气或液压缸内的液压油产生的阻尼作用,代替各种弹性物件的弹性作用,通过手动调节气缸的排气阀或液压阀来控制排气量和油量,选择合适自己的力度开始进行腕力训练。(The invention provides a cylinder type wrestling training device which comprises a fixed base and an upright post, wherein the fixed base is provided with a plurality of fixing holes; the upright post is a hollow rectangular cavity; the middle part of the upright post is provided with a gear box, the gear box is internally provided with big and small bevel gears which are meshed with each other, and the tail end of a transmission shaft of the big bevel gear is fixedly provided with a holding rod; a screw rod is screwed in a screw hole in the center of the small bevel gear; the two ends of the screw rod penetrate through the box body of the gear box and are connected with a cylinder body; the cylinder body is a cylinder or a hydraulic cylinder; a supporting plate for placing an elbow is arranged right below the transmission shaft of the large bevel gear. The wrist strength training device controls the displacement and the oil quantity by manually adjusting the exhaust valve or the hydraulic valve of the cylinder through the damping action generated by compressing air in the cylinder or hydraulic oil in the hydraulic cylinder instead of the elastic action of various elastic objects, and selects proper force to start wrist strength training.)

1. A cylinder body type wrestling training device comprises a fixed base and an upright post, and is characterized in that the upright post is a hollow rectangular cavity; a square through hole penetrates through the left and right of the middle part of the upright post, and a gear box is fixedly arranged in the through hole; a large bevel gear is arranged on the inner surface of the rear side of the gear box, and a small bevel gear meshed with the large bevel gear is arranged on the large bevel gear; the gear ratio of the large bevel gear to the small bevel gear is between 13: 1 and 19: 1; a holding rod is fixedly arranged at the tail end of the rear side wall of the upright post, which penetrates through the transmission shaft of the large bevel gear; a screw rod is screwed in a screw hole in the center of the small bevel gear; the two ends of the lead screw penetrate through the box body of the gear box and are connected with a cylinder body; the lead screw is vertical to a transmission shaft of the large bevel gear, and the axes of the lead screw and the transmission shaft are intersected; the lead screw is a large-lead double-thread lead screw; the lead of the lead screw is between 22 and 32 mm.

Cylinder body mounting seats are fixedly arranged above and below the gear box in the cavity of the upright post at equal intervals, the cylinder bodies are mounted on the mounting seats, a lower cylinder body I and an upper cylinder body II are oppositely arranged between the mounting seats, and the specification and the model of the lower cylinder body I are the same as those of the upper cylinder body II; and piston rods of the lower cylinder body I and the upper cylinder body II are respectively connected with two ends of the screw rod through couplers.

The outer wall of the upright post right below the transmission shaft of the large bevel gear is vertically and fixedly provided with a square sleeve, the sleeve is internally provided with a matched square drawing rod, and the outer end of the drawing rod is horizontally provided with a supporting plate for placing an elbow.

2. A cylinder body type wrenching wrist training apparatus as claimed in claim 1, wherein said cylinder body is a reciprocating double acting cylinder; when the pistons in the same cylinder body do reciprocating motion, air is compressed, and thrust and pull force are required to be applied to the piston rods; when the screw rod moves downwards, thrust is generated on the piston of the lower cylinder body I, and tension is generated on the piston of the upper cylinder body II, so that multiplied resistance increase is realized; the same applies when the lead screw moves upwards.

3. The cylinder body type wrenching wrist training equipment as claimed in claim 2, wherein the cylinder barrel arms at the ends and the front ends of the lower cylinder body I and the upper cylinder body II are respectively provided with an exhaust pipe penetrating through the thick arm thereof, the outer end of the exhaust pipe is provided with an exhaust valve capable of adjusting the size of the exhaust port after penetrating through the through hole on the side wall of the upright post, and the inner end is provided with an automatic bidirectional pressure regulating valve; the exhaust pipe is also an air suction pipe; when the pistons in the lower cylinder body I and the upper cylinder body II move downwards, the exhaust pipe at the tail end of the lower cylinder body I and the exhaust pipe at the front end of the upper cylinder body II start to exhaust, the exhaust pipe at the front end of the lower cylinder body I and the exhaust pipe at the tail end of the upper cylinder body II start to suck air, and the pistons move upwards in an opposite way; the automatic bidirectional pressure regulating valve comprises an air inlet, an air outlet, a valve, a compression spring and a sealing cover; the air inlet and the air outlet of the automatic bidirectional pressure regulating valve are hermetically communicated with the exhaust pipe; the valve is arranged between the air inlet and the air outlet; the valve and the compression spring are arranged in a cavity closed by the automatic bidirectional pressure regulating valve in a matching way; the upper end of the compression spring is fixedly connected with the sealing cover, and the lower end of the compression spring is fixedly connected with the valve; the valve is in a closed state under the action of a compression spring under the normal condition; when the pressure difference between the upper side and the lower side of the valve reaches a set value, the valve is automatically opened upwards, and the opening space of the valve is larger and larger along with the increase of the pressure difference; the valve is in an inverted T shape; the compression spring has certain pretightening force after being installed and fixed.

4. A cylinder type wrestling training apparatus as recited in claim 3, wherein said grip is a V-shaped grip; the V-shaped holding rod comprises a right holding rod and a left holding rod which are vertical to each other; the right holding rod is positioned at the left side of the human body and is specially used for holding by the right hand; the left holding rod is positioned at the right side of the human body and is specially used for holding by the left hand; when the piston I in the lower cylinder body I runs to the bottom of the cylinder, the piston II in the upper cylinder body II runs to the position of the cylinder cover and does not touch the cylinder cover, in the process, the right holding rod rotates anticlockwise for 90 degrees and stops in a horizontal state, and at the moment, the left holding rod vertically faces upwards; when the piston II in the upper cylinder body II runs to the cylinder bottom, the piston I in the lower cylinder body I runs to the cylinder cover and does not touch the cylinder cover, in the process, the left holding rod rotates clockwise by 90 degrees and stops in a horizontal state, and at the moment, the right holding rod vertically faces upwards.

5. A cylinder body type wrenching wrist training apparatus as claimed in claim 4, wherein the inner diameter of the cylinder barrel is between 150 and 300 mm; the stroke of the piston is between 80 and 150 mm.

6. A cylinder type wrenching wrist training apparatus as claimed in claim 1, wherein said cylinder is a reciprocating double acting hydraulic cylinder; when the pistons in the same cylinder body do reciprocating motion, hydraulic oil is compressed, and thrust and pull force are required to be applied to the piston rods; a hydraulic oil tank is fixedly arranged in a cavity of an upright column on the mounting seat of the cylinder body I; the top ends and the bottom ends of the lower cylinder body I and the upper cylinder body II are respectively connected with a communicated oil return pipeline I through the thick arm of the cylinder barrel; two sides of the bottom end of the hydraulic oil tank are provided with oil return pipelines II which are respectively communicated with the middle parts of the oil return pipelines I; the upper ends of the oil return pipelines are respectively provided with a hydraulic valve; the valve handle of the hydraulic valve is arranged on the outer side of the upright post, and the hydraulic valve is used for adjusting the oil suction and discharge amount; and the top end of the hydraulic oil tank is provided with an exhaust hole.

7. A cylinder type wrestling training apparatus as recited in claim 6, wherein said grip is a V-shaped grip; the V-shaped holding rod comprises a right holding rod and a left holding rod which are vertical to each other; the right holding rod is positioned at the left side of the human body and is specially used for holding by the right hand; the left holding rod is positioned at the right side of the human body and is specially used for holding by the left hand; when the piston I in the lower cylinder body I runs to the bottom of the cylinder, the piston II in the upper cylinder body II runs to the position of the cylinder cover and does not touch the cylinder cover, in the process, the right holding rod rotates anticlockwise for 90 degrees and stops in a horizontal state, and at the moment, the left holding rod vertically faces upwards; when the piston II in the upper cylinder body II runs to the cylinder bottom, the piston I in the lower cylinder body I runs to the cylinder cover and does not touch the cylinder cover, in the process, the left holding rod rotates clockwise by 90 degrees and stops in a horizontal state, and at the moment, the right holding rod vertically faces upwards.

8. A cylinder body type wrenching wrist training apparatus as claimed in claim 7, wherein the inner diameter of the cylinder barrel of said hydraulic cylinder is 50-100 mm; the stroke of the piston is between 80 and 150 mm.

9. The cylinder type wrestling training device of claim 1, wherein the bottoms of the lower cylinder body I and the upper cylinder body II are provided with anti-collision buffer rubber pads.

10. A cylinder type wrestling training instrument as claimed in claim 5 or 8, wherein said right and left holding rods are provided with anti-slip rubber sleeves; the right holding rod and the left holding rod incline towards the human body and form an included angle of 60-80 degrees with the horizontal plane.

Technical Field

The invention relates to a cylinder type wrestling training device, belongs to the technical field of sports fitness equipment, and is used in public places such as campuses, communities, squares or parks.

Background

The wrestling arm is a very popular sport for common people, not only exercises the arm strength and wrist strength of people, but also exercises the spirits of people, promotes emotional communication between people, and is suitable for being installed in gymnasiums, campuses, communities, squares or parks and other public places. At present, various wrestling training devices adopt elastic objects such as springs and rubber as main tension to form original parts, and the quantity of elastic objects needs to be frequently increased or reduced due to different wrist forces of individuals, so that the wrestling training device is not only complicated, but also easy to damage and lose outdoors, short in service life and not suitable for outdoor installation.

Disclosure of Invention

In order to solve the problems, the invention provides a cylinder body type wrenching wrist training device, which replaces the elastic action of various elastic objects by the damping action generated by air in a compression cylinder or hydraulic oil in a hydraulic cylinder, controls the exhaust amount and the oil amount by manually adjusting an exhaust valve or a hydraulic valve of the cylinder, and realizes the change of the thrust of a piston rod under the condition of the same speed by inversely proportional to the exhaust amount or the oil amount of a piston in unit time, thereby being suitable for people with different wrist forces; the cylinder body has simple structure and reliable work, is durable compared with elastic objects such as springs, rubber and the like, is not easy to lose and damage, has longer service life, does not need to increase or reduce the number of elastic objects frequently, and is suitable for being installed in public places such as gymnasiums, campuses, communities, squares or parks; the change of the thrust force is realized by adopting the change of the air pressure or the oil pressure in the cylinder body, and the stability is high relative to other elastic parts, so that the practicability is high; the air pressure and the hydraulic damping are sensitive to speed, the resistance is small when the grip strength is slow, the reverse resistance with the same size is generated when the grip strength is in transient state, and the electric hand-operated grip is closer to an actual combat scene.

The technical scheme adopted by the invention is as follows:

a cylinder body type wrestling training device comprises a fixed base and an upright post, and is characterized in that the upright post is a hollow rectangular cavity; a square through hole penetrates through the left and right of the middle part of the upright post, and a gear box is fixedly arranged in the through hole; a large bevel gear is arranged on the inner surface of the rear side of the gear box, and a small bevel gear meshed with the large bevel gear is arranged on the large bevel gear; the gear ratio of the large bevel gear to the small bevel gear is between 13: 1 and 19: 1; a holding rod is fixedly arranged at the tail end of the rear side wall of the upright post, which penetrates through the transmission shaft of the large bevel gear; a screw rod is screwed in a screw hole in the center of the small bevel gear; the two ends of the lead screw penetrate through the box body of the gear box and are connected with a cylinder body; the lead screw is vertical to a transmission shaft of the large bevel gear, and the axes of the lead screw and the transmission shaft are intersected; the lead screw is a large-lead double-thread lead screw; the lead of the lead screw is between 22 and 32 mm.

Cylinder body mounting seats are fixedly arranged above and below the gear box in the cavity of the upright post at equal intervals, the cylinder bodies are mounted on the mounting seats, a lower cylinder body I and an upper cylinder body II are oppositely arranged between the mounting seats, and the specification and the model of the lower cylinder body I are the same as those of the upper cylinder body II; and piston rods of the lower cylinder body I and the upper cylinder body II are respectively connected with two ends of the screw rod through couplers.

The outer wall of the upright post right below the transmission shaft of the large bevel gear is vertically and fixedly provided with a square sleeve, the sleeve is internally provided with a matched square drawing rod, and the outer end of the drawing rod is horizontally provided with a supporting plate for placing an elbow.

The cylinder body is a reciprocating double-acting cylinder; when the pistons in the same cylinder body do reciprocating motion, air is compressed, thrust and tension are required to be applied to the piston rods, when the lead screw moves downwards, the lead screw generates thrust on the piston of the lower cylinder body I and tension on the piston of the upper cylinder body II, so that multiplied resistance increase is realized, the specification setting of the cylinder is reduced, and miniaturization is realized; the same applies when the lead screw moves upwards.

The tail ends and the front ends of the lower cylinder body I and the upper cylinder body II are respectively provided with an exhaust pipe which penetrates through the thick arm outwards, the outer end of the exhaust pipe penetrates through a through hole in the side wall of the upright post and then is provided with an exhaust valve with the size of an exhaust port, and the inner end of the exhaust pipe is provided with an automatic bidirectional pressure regulating valve; the exhaust pipe is also an air suction pipe; when the pistons in the lower cylinder body I and the upper cylinder body II move downwards, the exhaust pipe at the tail end of the lower cylinder body I and the exhaust pipe at the front end of the upper cylinder body II start to exhaust, the exhaust pipe at the front end of the lower cylinder body I and the exhaust pipe at the tail end of the upper cylinder body II start to suck air, and the pistons move upwards in an opposite way; the automatic bidirectional pressure regulating valve comprises an air inlet, an air outlet, a valve, a compression spring and a sealing cover; the air inlet and the air outlet of the automatic bidirectional pressure regulating valve are hermetically communicated with the exhaust pipe; the valve is arranged between the air inlet and the air outlet; the valve and the compression spring are arranged in a cavity closed by the automatic bidirectional pressure regulating valve in a matching way; the upper end of the compression spring is fixedly connected with the sealing cover, and the lower end of the compression spring is fixedly connected with the valve; the valve is in a closed state under the action of a compression spring under the normal condition; when the pressure difference between the upper side and the lower side of the valve reaches a set value, the valve is automatically opened upwards, and the opening space of the valve is larger and larger along with the increase of the pressure difference; the exhaust valve has the function of secondary throttling, and secondary throttling is carried out by manually adjusting the size of an exhaust hole of the exhaust valve, so that the stress in the operation of the piston of the air cylinder is adjusted, and different people can select the wrist wrenching strength suitable for themselves; the valve is in an inverted T shape; the compression spring has certain pretightening force after being installed and fixed.

The holding rod is a V-shaped holding rod; the V-shaped holding rod comprises a right holding rod and a left holding rod which are vertical to each other; the right holding rod is positioned at the left side of the human body and is specially used for holding by the right hand, and the left holding rod is positioned at the right side of the human body and is specially used for holding by the left hand; when the piston I in the lower cylinder body I runs to the bottom of the cylinder, the piston II in the upper cylinder body II runs to the position of the cylinder cover and does not touch the cylinder cover, in the process, the right holding rod rotates anticlockwise for 90 degrees and stops in a horizontal state, and at the moment, the left holding rod vertically faces upwards; when the piston II in the upper cylinder body II runs to the cylinder bottom, the piston I in the lower cylinder body I runs to the cylinder cover and does not touch the cylinder cover, in the process, the left holding rod rotates clockwise by 90 degrees and stops in a horizontal state, and at the moment, the right holding rod vertically faces upwards.

The inner diameter of the cylinder barrel of the cylinder is between 150mm and 300 mm; the stroke of the piston is between 80 and 150 mm.

The cylinder body is a reciprocating double-acting hydraulic cylinder; when the pistons in the same cylinder body do reciprocating motion, hydraulic oil is compressed, and thrust and pull force are required to be applied to the piston rods; a hydraulic oil tank is fixedly arranged in a cavity of an upright column on the mounting seat of the cylinder body I; the top ends and the bottom ends of the lower cylinder body I and the upper cylinder body II are respectively connected with a communicated oil return pipeline I through the thick arm of the cylinder barrel; two sides of the bottom end of the hydraulic oil tank are provided with oil return pipelines II which are respectively communicated with the middle parts of the oil return pipelines I; the upper ends of the oil return pipelines are respectively provided with a hydraulic valve; the valve handle of the hydraulic valve is arranged on the outer side of the upright post, and the hydraulic valve is used for adjusting the oil suction and discharge amount; and the top end of the hydraulic oil tank is provided with an exhaust hole.

The inner diameter of the cylinder barrel of the hydraulic cylinder is 50-100 mm; the stroke of the piston is between 80 and 150 mm.

And anti-collision buffer rubber pads are arranged at the bottoms of the lower cylinder body I and the upper cylinder body II.

The right holding rod and the left holding rod are provided with anti-skid rubber sleeves; the right holding rod and the left holding rod incline towards the human body and form an included angle of 60-80 degrees with the horizontal plane.

The invention has the beneficial effects that:

firstly, the invention replaces the elastic action of various elastic objects by the damping action generated by air in the compression cylinder or hydraulic oil in the hydraulic cylinder, controls the displacement and the oil mass by manually adjusting the exhaust valve or the hydraulic valve of the cylinder, and realizes the thrust change of the piston rod under the condition of the same speed by the inverse proportion of the exhaust amount or the oil amount of the piston in unit time to the thrust, thereby being suitable for people with different wrist forces.

Secondly, the cylinder body has simple structure and reliable work, is durable compared with elastic objects such as springs, rubber and the like, is not easy to lose and damage, has longer service life, does not need to frequently increase or reduce the number of elastic objects, and is suitable for being installed in public places such as gymnasiums, campuses, communities, squares or parks; the change that adopts atmospheric pressure or oil pressure in the cylinder body to realize thrust is high for other elastic component stability, and the practicality is strong, has improved the training effect.

Thirdly, the pneumatic and hydraulic damping modes adopted by the invention are sensitive to speed, the resistance is small when the grip is slow, and the reverse resistance with the same magnitude is generated when the grip is transient, so that the electric hand-held.

Fourthly, the holding rod is a V-shaped holding rod, and the V-shaped holding rod comprises a right holding rod and a left holding rod which are perpendicular to each other; the left holding rod is suitable for being used by the left hand and the right hand alternately, and the left holding rod is vertically upward when the right holding rod rotates anticlockwise by 90 degrees and stops in a horizontal state; the left holding rod rotates clockwise by 90 degrees and stops in a horizontal state, and the right holding rod is vertically upward; the distance between the supporting plate and the holding rod is adjusted by adjusting the length of the drawing rod, so that the telescopic arm is suitable for people with different arm lengths to use, and is very convenient to use.

The automatic bidirectional pressure regulating valve is arranged, and the valve can be automatically opened when the air pressure in the cylinder body reaches a preset constant value, so that the arrangement is to ensure that the air in the front of the piston is not discharged out of the cylinder body when the piston just starts to compress the air in the cylinder body, and the resistance of the increase of the air pressure is rapidly increased; the space behind the piston is increased without sucking air from the outside of the cylinder, and the air pressure is reduced to rapidly increase the attraction force of the piston, so that the piston can rapidly generate enough resistance in the initial stage to meet the requirement of grip strength.

Drawings

FIG. 1 is a front view of a first embodiment of the present invention;

FIG. 2 is a side view of FIG. 1;

FIG. 3 is a schematic view of the right grip of FIG. 1 in a horizontal left position and in an operational position relative to the piston;

FIG. 4 is a schematic diagram of the automatic bi-directional pressure regulating valve of FIG. 1;

FIG. 5 is a front view of a second embodiment of the present invention;

fig. 6 is a hydraulic oil circuit diagram in fig. 5.

Wherein: a base 1; a column 2; a gear case 3; a large bevel gear 4; a small bevel gear 5; a holding rod 6; a right grip 601; a left grip 602; a lead screw 7; a cylinder body 8; a first lower cylinder 801; the upper cylinder body II 802; a first piston 803; a second piston 804; a mounting seat 9; a square sleeve 10; a pull rod 11; a pallet 12; a cylinder 13; an exhaust pipe 14; an exhaust valve 15; an automatic bi-directional pressure regulating valve 1501; an air inlet 1502; an exhaust port 1503; a valve 1504; a compression spring 1505; a cover 1506; a reciprocating double-acting hydraulic cylinder 16; a hydraulic oil tank 17; an oil return pipeline I18; an oil return pipeline II 19; a hydraulic valve 20; a rubber pad 21; a rubber sleeve 22.

Detailed Description

The present invention is described in further detail below with reference to figures 1, 2, 3, 4, 5 and 6.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships that are, for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated with respect to the human body based on the orientations or positional relationships shown in the drawings, and thus, are not to be construed as limiting the present invention.