阅读说明：本技术 一种带有液压阻力机构的健身单车 (Body-building bicycle with hydraulic pressure mechanism ) 是由 罗谢同 于 2021-09-02 设计创作，主要内容包括：本发明公开了一种带有液压阻力机构的健身单车,包括底座,底座顶部的右侧固定有动力箱,动力箱的内部活动设置有连接轴,连接轴上固定有第二带轮,连接轴的一端固定有凸轮连接件,凸轮连接件上通过轴活动设置有第三连杆,第三连杆的一端通过轴连接有第一连杆,第一连杆的中心通过轴连接到动力箱的内部。本发明通过设置有第二带轮,当第二带轮转动时,通过第二带轮带动连接轴转动,连接轴就会带动凸轮连接件转动,凸轮连接件就会带动第三连杆移动,进而使第一连杆移动,从而使第二连杆移动,进而使活塞压缩液压缸内部的液体,从而实现用液压阻力代替传统的摩擦阻力,从而减少噪声的目的。(The invention discloses a body-building bicycle with a hydraulic pressure resistance mechanism, which comprises a base, wherein a power box is fixed on the right side of the top of the base, a connecting shaft is movably arranged in the power box, a second belt wheel is fixed on the connecting shaft, a cam connecting piece is fixed at one end of the connecting shaft, a third connecting rod is movably arranged on the cam connecting piece through a shaft, one end of the third connecting rod is connected with a first connecting rod through a shaft, and the center of the first connecting rod is connected to the inside of the power box through a shaft. According to the hydraulic cylinder, the second belt wheel is arranged, when the second belt wheel rotates, the second belt wheel drives the connecting shaft to rotate, the connecting shaft drives the cam connecting piece to rotate, the cam connecting piece drives the third connecting rod to move, the first connecting rod moves, the second connecting rod moves, the piston compresses liquid in the hydraulic cylinder, and therefore the purpose that the traditional friction resistance is replaced by hydraulic resistance, and noise is reduced is achieved.)

1. The utility model provides a body-building bicycle with hydraulic pressure resistance mechanism which characterized in that: comprises a base (7), a power box (13) is fixed on the right side of the top of the base (7), a connecting shaft (23) is movably arranged in the power box (13), a second belt wheel (16) is fixed on the connecting shaft (23), one end of the connecting shaft (23) is fixed with a cam connecting piece (22), the cam connecting piece (22) is movably provided with a third connecting rod (21) through a shaft, one end of the third connecting rod (21) is connected with a first connecting rod (19) through a shaft, the center of the first connecting rod (19) is connected to the inside of the power box (13) through a shaft, one end of the first connecting rod (19) is connected with a second connecting rod (20) through a shaft, one end of the second connecting rod (20) is connected with a piston (18) through a shaft, a hydraulic cylinder (17) is arranged at the bottom inside the power box (13), and the hydraulic cylinder (17) is arranged inside the hydraulic cylinder (17).

2. An exercise bicycle with hydraulic pressure resistance mechanism according to claim 1, wherein: one side at base (7) top is provided with second dead lever (3), first dead lever (1) is welded to one side of second dead lever (3), the top of first dead lever (1) is provided with saddle (2).

3. An exercise bicycle with hydraulic pressure resistance mechanism according to claim 2, wherein: one side of the second fixing rod (3) is movably provided with a gear disc (4) through a shaft, two sides of the gear disc (4) are provided with pedals (5), and a chain (6) is meshed on the gear disc (4).

4. An exercise bicycle with hydraulic pressure resistance mechanism according to claim 3, wherein: the second fixing rod (3) is provided with a flywheel (8) through a connecting rod, and the chain (6) is connected with the flywheel (8) through a gear.

5. An exercise bicycle with hydraulic pressure resistance mechanism according to claim 4, wherein: the back of the flywheel (8) is connected to a second belt wheel (16) through a transmission wheel and a belt, a generator (14) is fixed to the top inside the power box (13), one end of the generator (14) is connected with a first belt wheel (15), and the first belt wheel (15) is connected to the second belt wheel (16) through the belt.

6. An exercise bicycle with hydraulic pressure resistance mechanism according to claim 2, wherein: the brake block fixing device is characterized in that a sleeve (10) is arranged in the second fixing rod (3), a pressing rod (9) is arranged inside the sleeve (10), a spring (29) is arranged outside the pressing rod (9), a brake block (30) is connected to the bottom of the pressing rod (9), and the spring (29) is arranged inside the sleeve (10).

7. An exercise bicycle with hydraulic pressure resistance mechanism according to claim 2, wherein: one end of the second fixing rod (3) is connected with a handlebar (12), the top of the handlebar (12) is connected with a second supporting rod (28), and a first supporting rod (27) is movably arranged on the second supporting rod (28).

8. An exercise bicycle with hydraulic pressure resistance mechanism according to claim 7, wherein: the one end activity of first bracing piece (27) is provided with the rotatory piece of second (26), the activity is provided with first rotatory piece (25) on the rotatory piece of second (26), the activity is provided with spring (29) on first rotatory piece (25), the top of spring (29) is connected with mounting (11), the one end of mounting (11) is connected with fan (24).

Technical Field

The invention relates to the technical field of exercise bicycles, in particular to an exercise bicycle with a hydraulic pressure resistance mechanism.

Background

The exercise bicycle is called as a power bicycle in the field of sports science, and is divided into two types of upright and back-to-back exercise bicycles, wherein the strength (power) of the exercise bicycle can be adjusted to achieve the effect of exercise, so people refer to the exercise bicycle as the exercise bicycle, and aerobic exercise equipment which belongs to typical outdoor exercise simulation is also called as cardiopulmonary training equipment.

However, the existing exercise bicycles generally adopt a friction resistance form, so that the noise is too high.

Disclosure of Invention

The invention aims to provide an exercise bicycle to solve the problem of excessive noise in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a body-building bicycle with hydraulic pressure resistance mechanism, includes the base, the right side at base top is fixed with the headstock, the inside activity of headstock is provided with the connecting axle, be fixed with the second band pulley on the connecting axle, the one end of connecting axle is fixed with cam connection spare, cam connection spare is last to be provided with the third connecting rod through the axle activity, the one end of third connecting rod has first connecting rod through the hub connection, the inside of headstock is connected through the hub connection in the center of first connecting rod, the one end of first connecting rod has the second connecting rod through the hub connection, the one end of second connecting rod has the piston through the hub connection, the inside bottom of headstock is provided with the pneumatic cylinder, the pneumatic cylinder sets up the inside at the pneumatic cylinder.

Preferably, a second fixing rod is arranged on one side of the top of the base, a first fixing rod is welded on one side of the second fixing rod, and a saddle is arranged on the top of the first fixing rod.

Preferably, one side of the second fixing rod is movably provided with a gear disc through a shaft, two sides of the gear disc are provided with pedals, and a chain is meshed on the gear disc.

Preferably, the second fixing rod is provided with a flywheel through a connecting rod, the chain is connected with the flywheel through a gear, and the chain achieves the purpose of transmission.

Preferably, the back of the flywheel is connected to a second belt wheel through a transmission wheel and a belt, a generator is fixed at the top inside the power box, one end of the generator is connected with a first belt wheel, the first belt wheel is connected to the second belt wheel through the belt, and the generator achieves the purpose of generating electricity.

Preferably, a sleeve is arranged in the second fixing rod, a pressing rod is arranged inside the sleeve, a spring is arranged outside the pressing rod, a brake block is connected to the bottom of the pressing rod, the spring is arranged inside the sleeve, and the brake block plays a role in braking.

Preferably, one end of the second fixing rod is connected with a handlebar, the top of the handlebar is connected with a second supporting rod, a first supporting rod is movably arranged on the second supporting rod, and the first supporting rod plays a supporting role.

Preferably, one end of the first supporting rod is movably provided with a second rotating block, the second rotating block is movably provided with a first rotating block, the first rotating block is movably provided with a spring, the top of the spring is connected with a fixing piece, and one end of the fixing piece is connected with a fan. Preferably, the moving plate slides up and down on the back plate, and the back plate slides left and right on the transverse plate.

Compared with the prior art, the invention has the beneficial effects that: the body-building bicycle has reasonable structure and the following advantages:

(1) through being provided with the pneumatic cylinder, a piston, first connecting rod, the third connecting rod, cam connection spare and connecting axle have realized the purpose of noise reduction, current device generally all adopts friction disc looks mutual friction to produce the resistance, lead to the noise too big, consequently, through being provided with the second band pulley, when the second band pulley rotates, it rotates to drive the connecting axle through the second band pulley, the connecting axle will drive cam connection spare and rotate, cam connection spare will drive the third connecting rod and remove, and then make first connecting rod remove, thereby make the second connecting rod remove, and then make the inside liquid of piston compression pneumatic cylinder, thereby realize replacing traditional frictional resistance with hydraulic resistance, thereby the purpose of noise reduction.

(2) The purpose of convenient braking of the device is achieved by the aid of the pressing rod, the sleeve, the spring and the brake block, and the existing device is inconvenient to brake.

(3) Through being provided with first rotatory piece, the rotatory piece of second, the purpose of the direction of fan on the adjusting device has been realized to first bracing piece and second bracing piece, therefore, during the use, through breaking first bracing piece off with the fingers and thumb, first bracing piece rotates around the axle on the second bracing piece, then through the rotatory piece of second, the rotatory piece of second rotates around the axle on the first bracing piece, first rotatory piece can rotate around the rotatory piece of second, the rotatory piece of second can rotate around first rotatory piece simultaneously, thereby can make the angle of fan change, therefore, the clothes hanger is strong in practicability.

Drawings

FIG. 1 is a schematic front view of the internal structure of the present invention;

FIG. 2 is a front view of the external structure of the present invention;

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

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

fig. 5 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention.

In the figure: 1. a first fixing lever; 2. a vehicle seat; 3. a second fixing bar; 4. a gear plate; 5. a foot pedal; 6. a chain; 7. a base; 8. a flywheel; 9. a pressing lever; 10. a sleeve; 11. a fixing member; 12. a handlebar; 13. a power box; 14. a generator; 15. a first pulley; 16. a second pulley; 17. a hydraulic cylinder; 18. a piston; 19. a first link; 20. a second link; 21. a third link; 22. a cam linkage; 23. a connecting shaft; 24. a fan; 25. a first rotating block; 26. a second rotating block; 27. a first support bar; 28. a second support bar; 29. a spring; 30. a brake block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and all other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, an embodiment of the present invention is shown: a body-building bicycle with a hydraulic pressure resistance mechanism comprises a base 7, a power box 13 is fixed on the right side of the top of the base 7, a connecting shaft 23 is movably arranged in the power box 13, a second belt wheel 16 is fixed on the connecting shaft 23, a cam connecting piece 22 is fixed at one end of the connecting shaft 23, a third connecting rod 21 is movably arranged on the cam connecting piece 22 through a shaft, one end of the third connecting rod 21 is connected with a first connecting rod 19 through a shaft, the center of the first connecting rod 19 is connected to the inside of the power box 13 through a shaft, one end of the first connecting rod 19 is connected with a second connecting rod 20 through a shaft, one end of the second connecting rod 20 is connected with a piston 18 through a shaft, a hydraulic cylinder 17 is arranged at the bottom of the inside of the power box 13, the hydraulic cylinder 17 is arranged in the hydraulic cylinder 17, in the example, the connecting shaft 23 is driven to rotate through the second belt wheel 16, and then the cam connecting piece 22 is driven to rotate, and the cam connecting piece 22 drives the third connecting rod 21 to move, the first connecting rod 19 is moved to move the second connecting rod 20, and the piston 18 compresses the fluid in the hydraulic cylinder 17;

by arranging the second belt wheel 16, when the second belt wheel 16 rotates, the second belt wheel 16 drives the connecting shaft 23 to rotate, the connecting shaft 23 drives the cam connecting piece 22 to rotate, the cam connecting piece 22 drives the third connecting rod 21 to move, and then the first connecting rod 19 moves, so that the second connecting rod 20 moves, and further the piston 18 compresses liquid in the hydraulic cylinder 17, so that the hydraulic resistance replaces the traditional friction resistance, and the purpose of reducing noise is achieved;

a second fixing rod 3 is arranged on one side of the top of the base 7, a first fixing rod 1 is welded on one side of the second fixing rod 3, a saddle 2 is arranged on the top of the first fixing rod 1, a gear disc 4 is movably arranged on one side of the second fixing rod 3 through a shaft, pedal plates 5 are arranged on two sides of the gear disc 4, a chain 6 is meshed on the gear disc 4, a flywheel 8 is arranged on the second fixing rod 3 through a connecting rod, the chain 6 is mutually connected with the flywheel 8 through a gear, the pedal plates 5 can enable the gear disc 4 to rotate through people pedaling the pedal plates 5, and the gear disc 4 can drive the flywheel 8 to rotate through the chain 6;

the back of the flywheel 8 is connected to a second belt wheel 16 through a transmission wheel and a belt, a generator 14 is fixed at the top inside the power box 13, one end of the generator 14 is connected with a first belt wheel 15, the first belt wheel 15 is connected to the second belt wheel 16 through the belt, the second belt wheel 16 drives the first belt wheel 15 to rotate so as to drive the generator 14 to generate electricity, and therefore the fan 24 rotates, air is blown to people, and people can also charge the mobile phone through a charging port outside the power box 13;

a sleeve 10 is arranged in the second fixing rod 3, a pressing rod 9 is arranged inside the sleeve 10, a spring 29 is arranged outside the pressing rod 9, the bottom of the pressing rod 9 is connected with a brake block 30, and the spring 29 is arranged inside the sleeve 10;

when the brake is used, the pressing rod 9 is pressed, the pressing rod 9 can enable the brake block 30 to move in the sleeve 10, and therefore the brake block 30 can be in contact with the flywheel 8, and the purpose of convenient braking is achieved;

one end of the second fixed rod 3 is connected with a handlebar 12, the top of the handlebar 12 is connected with a second supporting rod 28, the second supporting rod 28 is movably provided with a first supporting rod 27, one end of the first supporting rod 27 is movably provided with a second rotating block 26, the second rotating block 26 is movably provided with a first rotating block 25, the first rotating block 25 is movably provided with a spring 29, the top of the spring 29 is connected with a fixed part 11, and one end of the fixed part 11 is connected with a fan 24;

when the fan is used, the first supporting rod 27 is pulled off, the first supporting rod 27 rotates around the shaft on the second supporting rod 28, then the second rotating block 26 rotates around the shaft on the first supporting rod 27, the first rotating block 25 can rotate around the second rotating block 26, and meanwhile, the second rotating block 26 can rotate around the first rotating block 25, so that the angle of the fan 24 can be changed, and the practicability is high.

When the device is put in a proper position in use, and then a person steps on the pedal 5, the pedal 5 can enable the gear disc 4 to rotate, the gear disc 4 can drive the flywheel 8 to rotate through the chain 6, the flywheel 8 can drive the second belt wheel 16 to rotate, when the second belt wheel 16 rotates, the second belt wheel 16 drives the connecting shaft 23 to rotate, the connecting shaft 23 can drive the cam connecting piece 22 to rotate, the cam connecting piece 22 can drive the third connecting rod 21 to move, the first connecting rod 19 can move, the second connecting rod 20 can move, the piston 18 can compress liquid in the hydraulic cylinder 17, the traditional friction resistance can be replaced by hydraulic resistance, the purpose of reducing noise can be achieved, then the second belt wheel 16 can drive the generator 14 to generate electricity by driving the first belt wheel 15 to rotate, the fan 24 can rotate, and air can be blown to the person, people can also charge the mobile phone through the charging port outside the power box 13, then the first supporting rod 27 is pulled off, the first supporting rod 27 rotates around the shaft on the second supporting rod 28, then the second rotating block 26 passes through, the second rotating block 26 rotates around the shaft on the first supporting rod 27, the first rotating block 25 can rotate around the second rotating block 26, meanwhile, the second rotating block 26 can rotate around the first rotating block 25, so that the angle of the fan 24 can be changed, the blowing angle can be changed, by pressing the pressing rod 9, the pressing rod 9 can enable the brake block 30 to move in the sleeve 10, so that the brake block 30 can be in contact with the flywheel 8, and the purpose of convenient braking is achieved.