CN112891849A

CN112891849A - Body-building apparatus

Info

Publication number: CN112891849A
Application number: CN202110067149.1A
Authority: CN
Inventors: 王成
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-06-04

Abstract

The invention belongs to the technical field of fitness tools, in particular to a fitness apparatus, which comprises a base box, wherein the top of the base box is fixedly connected with a fixing ring, the top of the base box is fixedly connected with a seat, one side of the top of the seat is rotatably connected with a backrest, a rotation adjusting component is arranged between the seat and the backrest, the inner part of the fixing ring is rotatably connected with an inner ring, the outer side of the inner ring is uniformly and fixedly connected with first sawteeth, the inner ring of the inner ring is fixedly connected with an outer ring, one side of the outer ring, far away from the inner ring, is rotatably connected with a connecting column, and one end, far away from the outer ring, of the connecting column is in threaded connection with an operating rod. The principle of human engineering is more conformed, and the appearance is more beautiful.

Description

Body-building apparatus

Technical Field

The invention relates to the technical field of fitness tools, in particular to a fitness device.

Background

Along with the improvement of living standard of people and the increase of the gymnasiums and outdoor gymnasiums which are visible everywhere, the attention degree of people to the body building is increased, the body building has a plurality of advantages, for example, a proper amount of body building can release work and study pressure, help sleeping, improve body resistance, improve stature, therefore, the good fitness habit is developed to have great benefits to people, the society is still continuously improved, the living pressure of people is also gradually increased, the fitness is certainly valued and concerned by more and more people, but most of the existing fitness facilities are loaded by weight irons and are usually clamped by a rope in a straight-up and straight-down type exercise, and once the rope or the clamping bolt has problems, the exerciser is easy to hurt, and in addition, the transportation and the transportation are inconvenient because of the counterweight iron, so the fitness equipment is designed to solve the problems.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides an exercise machine.

In order to achieve the purpose, the invention adopts the following technical scheme:

a body-building apparatus comprises a base box, wherein a fixing ring is fixedly connected to the top of the base box, a seat is fixedly connected to the top of the base box, a backrest is rotatably connected to one side of the top of the seat, a rotation adjusting component is arranged between the seat and the backrest, an inner ring is rotatably connected to the inside of the fixing ring, first sawteeth are uniformly and fixedly connected to the outer side of the inner ring, an outer ring is fixedly connected to the inner ring of the inner ring, a connecting column is rotatably connected to one side of the outer ring, which is far away from the inner ring, a threaded connection operating rod is connected to one end, which is far away from the outer ring, of the connecting column, a supporting plate is fixedly connected to the inner side of the bottom of the base box, a flat plate is slidably connected to the top of the flat plate, second sawteeth are fixedly connected to the top, two the equal sliding connection of outer wall of pneumatic rod has the pneumatic cylinder, two the pneumatic cylinder is fixed connection respectively in the both sides of base case, the pneumatic cylinder is kept away from the one end inner wall fixedly connected with of pneumatic rod and is strained the gas stopper, the one end fixedly connected with aeration plate of pneumatic rod is kept away from to the pneumatic cylinder, the one end rotation of keeping away from the pneumatic cylinder of aeration plate is connected with the regulating plate, the air vent has been seted up at the top of pneumatic cylinder, the top of pneumatic cylinder is rotated and is connected with and ends the contrary pneumatic valve, it is located the air.

Preferably, the rotation adjusting assembly comprises an inner shaft, an outer shaft is rotatably connected to the outer wall of the inner shaft, a first clamping block is arranged at one end of the inner shaft, an adjusting box is fixedly connected to one end, close to the first clamping block, of the outer shaft, a pressing plate is rotatably connected to the inside of the adjusting box, a second clamping block is fixedly connected to the bottom of the pressing plate, the second clamping block and the first clamping block are clamped with each other, a plurality of compression springs are fixedly connected to the top of the pressing plate, one ends, far away from the pressing plate, of the compression springs are fixedly connected to the inner wall of the adjusting box, an adjusting handle is fixedly connected to one end of the pressing plate, far away from the pressing plate, of.

Preferably, a rectangular groove is formed in the outer ring, two sides of the rectangular groove are connected with a round rod in a rotating mode, and the round rod is connected with the connecting column in a rotating mode.

Preferably, the bolt hole has been seted up to the one end that the spliced pole kept away from the outer lane, the action bars top is rotated and is connected with the rotation axis, the top fixed mounting of rotation axis has the bolt.

Preferably, the ventilation plate and the adjusting plate are provided with through holes with the same size, and after the through holes are closed, the air tightness between the ventilation plate and the adjusting plate is good.

Preferably, the bottom of the check valve and the top of the pneumatic cylinder are both fixedly connected with sealing rings, and the check valve is good in air tightness after being closed.

In the invention, a seat is sat, a bolt is aligned with a bolt hole of a connecting column, an operating rod is fixed on the connecting column by rotating a rotating shaft, the operating rod is pulled to enable an inner ring to rotate, the inner ring drives a first sawtooth to rotate, a second sawtooth is meshed with the first sawtooth, the first sawtooth rotates to enable the second sawtooth to drive a flat plate to transversely translate, the flat plate pushes a pneumatic rod to slide in a pneumatic cylinder, when the pneumatic rod pushes towards the direction of an air filter plug, the air pressure in the pneumatic cylinder is increased, a non-return air valve is pushed to exhaust, when the pneumatic rod slides towards the opposite direction of the air filter plug, the air pressure in the pneumatic cylinder is reduced, the non-return air valve is pressed by the atmospheric pressure, the air pressure in the pneumatic cylinder is continuously reduced, air can only be slowly pumped out from an adjusting plate, an air vent plate and the air filter plug to balance the air pressure of the, therefore, the speed of reducing the air pressure in the pneumatic cylinder can be changed by adjusting the overlapping size of the through holes of the adjusting plate and the vent plate, so that the resistance of the air pressure rod is influenced, and the function of adjusting the size of the resistance on the operating rod is achieved; meanwhile, the operating rod is fixed at the bottom of the front of the seat, the operating rod can be pulled upwards to exercise the arms, the adjusting handle is controlled to enable the backrest to change the angle, the operating rod is clamped on the foot surfaces of two feet to perform the supine leg lifting action, the abdominal muscle exercising effect is achieved, the operating rod is fixed at the top of the seat or at the position behind the top of the seat, the operating rod is held by a hand to be pulled forwards, and the back muscle exercising effect can be achieved.

Compared with the prior art, the invention has the beneficial effects that: the invention has simple operation and convenient use, is different from the traditional counterweight iron for setting resistance, sets resistance by changing air pressure, not only reduces the weight of the fitness equipment, but also has safety, and in addition, the invention sets the motion track of the operating rod into an arc shape, thereby being more in line with the principle of human engineering and having more beautiful appearance.

Drawings

FIG. 1 is a schematic three-dimensional structure of an exercise apparatus according to the present invention;

FIG. 2 is a schematic cross-sectional view of an exercise apparatus according to the present invention;

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

FIG. 4 is a schematic structural view of an operating lever of an exercise apparatus according to the present invention;

FIG. 5 is a schematic side view of an air-permeable plate of an exercise device according to the present invention;

FIG. 6 is a schematic side view of a control panel of an exercise apparatus according to the present invention;

FIG. 7 is a schematic cross-sectional front view of a rotational adjustment assembly of an exercise apparatus according to the present invention;

figure 8 is a side sectional view of the rotational adjustment assembly of an exercise apparatus according to the present invention.

In the figure: 1. a base case; 2. a fixing ring; 3. an operating lever; 4. a pneumatic cylinder; 5. a seat; 6. a backrest; 7. connecting columns; 8. a round bar; 9. an outer ring; 10. an inner ring; 11. a first saw tooth; 12. a second saw tooth; 13. a pneumatic rod; 14. a non-return air valve; 15. a gas filter plug; 16. a breather plate; 17. a rotating shaft; 18. a bolt; 19. a flat plate; 20. a support plate; 21. an adjusting box; 22. an adjusting handle; 23. an adjusting plate; 24. a compression spring; 25. an outer shaft; 26. pressing a plate; 27. a first clamping block; 28. a second fixture block; 29. an inner shaft.

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 it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example one

As shown in fig. 1-8, the exercise device of the present embodiment comprises a base box 1, a fixing ring 2 is fixedly connected to the top of the base box 1, a seat 5 is fixedly connected to the top of the base box 1, a backrest 6 is rotatably connected to one side of the top of the seat 5, a rotation adjusting assembly is disposed between the seat 5 and the backrest 6, an inner ring 10 is rotatably connected to the inside of the fixing ring 2, first saw teeth 11 are uniformly and fixedly connected to the outer side of the inner ring 10, an outer ring 9 is fixedly connected to the inner ring of the inner ring 10, a connecting post 7 is rotatably connected to one side of the outer ring 9 away from the inner ring 10, an operating rod 3 is threadedly connected to one end of the connecting post 7 away from the outer ring 9, a supporting plate 20 is fixedly connected to the inner side of the bottom of the base box 1, a flat plate 19 is slidably connected to the top of the supporting plate 20, dull and stereotyped 19's the equal fixedly connected with atmospheric pressure pole 13 in both sides, the equal sliding connection of outer wall of two atmospheric pressure poles 13 has pneumatic cylinder 4, two pneumatic cylinder 4 difference fixed connection are in the both sides of base case 1, pneumatic cylinder 4 keeps away from the one end inner wall fixedly connected with of atmospheric pressure pole 13 and strains the air plug 15, pneumatic cylinder 4 keeps away from the one end fixedly connected with breather plate 16 of atmospheric pressure pole 13, the one end rotation of keeping away from pneumatic cylinder 4 of breather plate 16 is connected with regulating plate 23, the air vent has been seted up at the top of pneumatic cylinder 4, the top of pneumatic cylinder 4 is rotated and is connected with contrary pneumatic valve 14.

In this embodiment, rotation adjustment assembly includes interior axle 29, the outer wall of interior axle 29 rotates and is connected with outer axle 25, the one end of interior axle 29 is provided with first fixture block 27, outer axle 25 is close to the one end fixedly connected with regulating box 21 of first fixture block 27, the inside of regulating box 21 rotates and is connected with clamp plate 26, the bottom fixedly connected with second fixture block 28 of clamp plate 26, second fixture block 28 and the mutual block of first fixture block 27, a plurality of compression spring 24 of top fixedly connected with of clamp plate 26, compression spring 24 keeps away from the one end fixed connection of clamp plate 26 on the inner wall of regulating box 21, the one end fixedly connected with adjustment handle 22 of clamp plate 26, adjustment handle 22 keeps away from the outside that extends to regulating box 21 of the one end of clamp plate 26.

In this embodiment, the outer ring 9 is provided with a rectangular groove, two sides of the rectangular groove are connected with the round rod 8 in a rotating mode, and the round rod 8 is connected with the connecting column 7 in a rotating mode.

In this embodiment, a bolt hole is formed in one end, away from the outer ring 9, of the connecting column 7, the top of the operating rod 3 is rotatably connected with a rotating shaft 17, and a bolt 18 is fixedly mounted at the top of the rotating shaft 17.

In this embodiment, the ventilation plate 16 and the adjustment plate 23 are both provided with through holes having the same size, and after the through holes are closed, the airtightness between the ventilation plate 16 and the adjustment plate 23 is good.

In this embodiment, the bottom of the check valve 14 and the top of the pneumatic cylinder 4 are both fixedly connected with sealing rings, and after the check valve 14 is closed, the airtightness is good.

The working principle is as follows: sitting on the seat 5, aligning the bolt 18 with the bolt hole of the connecting column 7, rotating the rotating shaft 17 to fix the operating rod 3 on the connecting column 7, pulling the operating rod 3, the operating rod 3 making the inner ring 10 rotate, the inner ring 10 driving the first saw teeth 11 to rotate, the second saw teeth 12 meshing with the first saw teeth 11, the first saw teeth 11 rotating making the second saw teeth 12 driving the flat plate 19 to translate transversely, the flat plate 19 pushing the air pressure rod 13 to slide in the air pressure cylinder 4, when the air pressure rod 13 pushing in the air filter plug 15 direction, the air pressure in the air pressure cylinder 4 increasing, the non-return air valve 14 being pushed open to exhaust, when the air pressure rod 13 sliding in the air filter plug 15 direction, the air pressure in the air pressure cylinder 4 decreasing, the non-return air valve 14 being pressed by the atmosphere, the air pressure in the air pressure cylinder 4 continuing decreasing, only slow air suction from the adjusting plate 23, the air vent plate 16 and the air filter plug 15 to balance the, the air pressure in the pneumatic cylinder 4 is reduced to enable the air pressure rod 13 to generate larger resistance, so that the overlapping size of the adjusting plate 23 and the through hole of the air vent plate 16 can be adjusted to change the reduction speed of the air pressure in the pneumatic cylinder 4, the resistance of the air pressure rod 13 is affected, and the function of adjusting the resistance on the operating rod 3 is achieved; meanwhile, the operating rod 3 is fixed at the bottom of the front of the seat 5, the operating rod 3 can be pulled upwards to exercise the arms, the adjusting handle 22 is controlled to enable the backrest 6 to change the angle, the operating rod 3 is clamped on the foot surfaces of two feet to perform supine leg lifting actions, the abdominal muscles are exercised, the operating rod 3 is fixed at the top of the seat 5 or at the position behind the top of the seat, the operating rod 3 is held by hands to be pulled forwards, and the back muscles are exercised.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A body-building apparatus comprises a base box (1) and is characterized in that a fixing ring (2) is fixedly connected to the top of the base box (1), a seat (5) is fixedly connected to the top of the base box (1), a backrest (6) is rotatably connected to one side of the top of the seat (5), a rotation adjusting component is arranged between the seat (5) and the backrest (6), an inner ring (10) is rotatably connected to the inside of the fixing ring (2), first sawteeth (11) are uniformly and fixedly connected to the outer side of the inner ring (10), an outer ring (9) is fixedly connected to the inner ring of the inner ring (10), a connecting column (7) is rotatably connected to one side, far away from the inner ring (10), of the outer ring (10), of the connecting column (7) is connected with an operating rod (3) through threads, and a supporting plate (20) is fixedly connected to the inner side of the bottom of the base box (1), the top sliding connection of backup pad (20) has dull and stereotyped (19), the top fixedly connected with second sawtooth (12) of dull and stereotyped (19), second sawtooth (12) and first sawtooth (11) intermeshing, the equal fixedly connected with pneumatic rod (13) in both sides of dull and stereotyped (19), two the equal sliding connection of outer wall of pneumatic rod (13) has pneumatic cylinder (4), two pneumatic cylinder (4) fixed connection is respectively in the both sides of base case (1), the one end inner wall fixedly connected with air filter plug (15) of pneumatic rod (13) is kept away from in pneumatic cylinder (4), the one end fixedly connected with breather plate (16) of pneumatic rod (13) is kept away from in pneumatic cylinder (4), the one end rotation of breather plate (16) of keeping away from pneumatic cylinder (4) is connected with regulating plate (23), the air vent has been seted up at the top of pneumatic cylinder (4), the top of the pneumatic cylinder (4) is rotatably connected with a non-return air valve (14), and the non-return air valve (14) is positioned above the vent hole.

2. An exercise machine according to claim 1, wherein the rotation adjusting assembly comprises an inner shaft (29), an outer shaft (25) is rotatably connected to an outer wall of the inner shaft (29), a first block (27) is provided at one end of the inner shaft (29), an adjusting box (21) is fixedly connected to one end of the outer shaft (25) close to the first block (27), a pressing plate (26) is rotatably connected to the inside of the adjusting box (21), a second block (28) is fixedly connected to the bottom of the pressing plate (26), the second block (28) and the first block (27) are mutually clamped, a plurality of compression springs (24) are fixedly connected to the top of the pressing plate (26), one ends of the compression springs (24) far away from the pressing plate (26) are fixedly connected to an inner wall of the adjusting box (21), and an adjusting handle (22) is fixedly connected to one end of the pressing plate (26), one end of the adjusting handle (22) far away from the pressure plate (26) extends to the outside of the adjusting box (21).

3. An exercise machine according to claim 1, characterized in that the outer ring (9) is provided with a rectangular groove, two sides of the rectangular groove are connected with a round rod (8) in a rotating way, and the round rod (8) is connected with the connecting column (7) in a rotating way.

4. An exercise machine according to claim 1, wherein one end of the connecting column (7) far away from the outer ring (9) is provided with a bolt hole, the top of the operating rod (3) is rotatably connected with a rotating shaft (17), and the top of the rotating shaft (17) is fixedly provided with a bolt (18).

5. An exercise machine according to claim 1, wherein the ventilation plate (16) and the adjusting plate (23) are provided with through holes of the same size, and the air tightness between the ventilation plate (16) and the adjusting plate (23) is good after the through holes are closed.

6. An exercise machine according to claim 1, characterized in that the bottom of the non-return air valve (14) and the top of the air cylinder (4) are both fixedly connected with sealing rings, and the non-return air valve (14) has good air tightness after being closed.