CN112619064B

CN112619064B - Body-building apparatus

Info

Publication number: CN112619064B
Application number: CN202110066288.2A
Authority: CN
Inventors: 张树立; 杨树芬
Original assignee: Beiti Snow And Ice Sports Operation Management Beijing Co ltd
Current assignee: Beiti Snow And Ice Sports Operation Management Beijing Co ltd
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2022-11-15
Anticipated expiration: 2041-01-19
Also published as: CN112619064A

Abstract

The invention belongs to the technical field of fitness equipment, and particularly relates to a fitness apparatus which 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 assembly 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, and an operating rod is connected to one end, which is far away from the outer ring, of the connecting column in a threaded manner.

Description

Body-building apparatus

Technical Field

The invention relates to the technical field of fitness equipment, in particular to fitness equipment.

Background

Along with the improvement of living standard of people, along with the increase of the gymnasiums and outdoor fitness places which are visible everywhere, the importance degree of people to fitness is increased day by day, and the fitness has a plurality of benefits, for example, a proper amount of fitness can release working and learning pressure, is beneficial to sleeping, improves body resistance, and can improve stature, so that a good fitness habit is developed, the society is still making continuous progress, the living pressure of people is also increased slowly, and the fitness is certainly valued and concerned by more and more people.

However, most of the existing fitness facilities are used for exercising through weight irons for loading, ropes are often clamped through straight-up and straight-down ropes, and once the ropes or the clamping bolts cause problems, an exerciser is easily injured.

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:

the utility model provides a fitness equipment, includes the base case, the solid fixed ring of top fixedly connected with of base case, the top fixedly connected with seat of base case, top one side of seat is rotated and is connected with the back, be provided with between seat and the back and rotate the adjusting part, gu fixed ring's inside is rotated and is connected with the inner ring, the first sawtooth of the even fixedly connected with in outside of inner ring, the inner circle fixedly connected with outer lane of inner ring, the outer lane is kept away from one side of inner ring and is rotated and be connected with the spliced pole, the outer lane was kept away from to the spliced pole one end threaded connection has the action bars, the inboard fixedly connected with backup pad in bottom of base case, the top sliding connection of backup pad has the flat board, dull and stereotyped top fixedly connected with second sawtooth, second sawtooth and first sawtooth intermeshing, the equal fixedly connected with pneumatic rod in both sides of flat board, two the equal sliding connection of outer wall of pneumatic rod has the pneumatic cylinder, two the 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 plug, the pneumatic cylinder is kept away from the one end fixedly connected with air vent board of pneumatic rod, the pneumatic valve is connected with the top rotation regulating plate, the pneumatic valve top rotation of pneumatic valve is connected with the pneumatic valve.

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 first compression springs are fixedly connected to the top of the pressing plate, one end, far away from the pressing plate, of each first compression spring is fixedly connected to the inner wall of the adjusting box, an adjusting handle is fixedly connected to one end of the pressing plate, and the one end, far away from the pressing plate, of each adjusting handle extends to the outside of the adjusting box.

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 a 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 is uniformly provided with a circle of through holes with different sizes, the adjusting plate is provided with a through hole with the same size as the largest through hole in the ventilation plate, and 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 closed to ensure good air tightness.

Preferably, elasticity block subassembly includes the fixing base, fixing base fixed connection is on the outer wall of pneumatic cylinder, fixing base sliding connection has the second meshing circle, be provided with second compression spring between fixing base and the second meshing circle, the regulating plate is close to the first meshing circle of one side fixedly connected with of fixing base, equal fixedly connected with intermeshing's rack between first meshing circle and the second meshing circle, fixedly connected with control lever on the regulating plate.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, a user sits on a seat, 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 first saw teeth to rotate, second saw teeth are meshed with the first saw teeth, the first saw teeth rotate to enable the second saw teeth to drive a flat plate to transversely translate, the flat plate pushes an air pressure rod to slide in the air pressure cylinder, when the air pressure rod pushes towards the direction of an air filtering plug, the air pressure in the air pressure cylinder is increased, and a check air valve is pushed to exhaust air;

2. when the air pressure rod slides towards the air filtering plug in the opposite direction, 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 from the adjusting plate, the vent plate and the air filtering plug to balance the air pressure of the pneumatic cylinder, meanwhile, the air pressure is low, resistance is generated on the air pressure rod, and the resistance generated on the air pressure rod is increased along with the reduction of the air pressure in the pneumatic cylinder;

3. according to the invention, the control rod is rotated to enable the rack on the first meshing ring to extrude the second meshing ring, the second meshing ring extrudes the spring under the extrusion of the first meshing ring, the first meshing ring and the second meshing ring are meshed again after relative displacement to fix the adjusting plate, and the through holes in the adjusting plate are operated to enable the through holes with different sizes in the ventilation plate to ventilate, so that the speed of reduction of air pressure in the pneumatic cylinder can be changed, the resistance of the pneumatic rod is influenced, and the function of adjusting the size of the resistance on the operating rod is achieved;

4. according to the invention, the operating rod is fixed at the bottom in front of the seat, the operating rod can be pulled upwards to exercise the arms, the adjusting handle is controlled to change the angle of the backrest, and the operating rod is clamped on the surfaces of two feet to perform supine leg raising action, so that the abdominal muscles are exercised;

5. in the invention, the operating rod is fixed at the top of the seat or at the position behind the top, and the user holds the operating rod to pull forwards, so that the back muscle exercising function can be realized.

The invention has simple operation, 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, having more beautiful appearance and convenient use.

Drawings

Fig. 1 is a schematic three-dimensional structure diagram of an exercise machine according to the present invention.

Fig. 2 is a schematic cross-sectional structure diagram of an exercise apparatus according to the present invention.

Fig. 3 is a schematic side sectional view of a fixing ring of an exercise device according to the present invention.

Fig. 4 is a schematic structural diagram of an operating lever of an exercise apparatus according to the present invention.

Fig. 5 is an enlarged structural schematic diagram of a body-building apparatus a according to the present invention.

Fig. 6 is a schematic side view of an air-permeable plate of an exercise machine according to the present invention.

Fig. 7 is a schematic side view of an adjustment plate of an exercise apparatus according to the present invention.

Fig. 8 is a schematic front sectional view of a rotation adjustment assembly of an exercise apparatus according to the present invention.

Figure 9 is a side cross-sectional view of a 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 adjustment handle; 23. an adjusting plate; 24. a first compression spring; 25. an outer shaft; 26. pressing a plate; 27. a first clamping block; 28. a second fixture block; 29. an inner shaft; 30. a control lever; 31. a first engagement ring; 32. a second engagement ring; 33. a fixed seat; 34. a second compression spring.

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 figures 1-9, the exercise apparatus of this embodiment comprises a base case 1, a fixed ring 2 is fixedly connected to the top of the base case 1, a seat 5 is fixedly connected to the top of the base case 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 fixed ring 2, first saw teeth 11 are uniformly and fixedly connected to the outside 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, an operating rod 3 is threadedly connected to one end of the connecting post 7, a support plate 20 is fixedly connected to the inside of the bottom of the base case 1, a flat plate 19 is slidably connected to the top of the support plate 20, second saw teeth 12 are fixedly connected to the top of the flat plate 19, the second saw teeth 12 are engaged with the first saw teeth 11, pneumatic rods 13 are fixedly connected to both sides of the flat plate 19, outer walls of the two pneumatic rods 13 are slidably connected to each other, a pneumatic rod 4, a pneumatic rod 14 is slidably connected to both sides of the pneumatic rod 4, a pneumatic cylinder is provided with a pneumatic pressure adjusting plate, and a pneumatic pressure adjusting plate 14 is connected to a pneumatic pressure adjusting plate for reducing air valve for reducing the weight of the pneumatic cylinder 4, a pneumatic pressure adjusting assembly is disposed on one side of the pneumatic cylinder 4, in addition, the invention sets the motion track of the operating rod 3 into arc shape, which is more in line with the principle of human engineering, and has more beautiful appearance and convenient use.

In this embodiment, the rotation regulation subassembly 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 first compression spring 24 of top fixedly connected with of clamp plate 26, the one end fixed connection that clamp plate 26 was kept away from to first compression spring 24 is 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 rectangular channel has been seted up on outer lane 9, and the both sides of rectangular channel rotate jointly and are connected with round bar 8, and round bar 8 rotates and is connected with spliced pole 7, and the bolt hole has been seted up to the one end that outer lane 9 was kept away from to spliced

pole

7, and 3 tops of action bars rotate and are connected with rotation axis 17, and rotation axis 17's top fixed mounting has bolt 18.

In this embodiment, a circle of through holes with different sizes are uniformly formed in the air vent plate 16, a through hole with the same size as the largest through hole in the air vent plate 16 is formed in the adjusting plate 23, the air tightness between the air vent plate 16 and the adjusting plate 23 is good, the bottom of the check valve 14 and the top of the air cylinder 4 are both fixedly connected with sealing rings, and the air tightness is good after the check valve 14 is closed.

In this embodiment, elasticity block subassembly includes fixing base 33, fixing base 33 fixed connection is on the outer wall of pneumatic cylinder 4, fixing base 33 sliding connection has second meshing circle 32, be provided with second compression spring 34 between fixing base 33 and the second meshing circle 32, the first meshing circle 31 of one side fixedly connected with that regulating plate 23 is close to fixing base 33, equal fixedly connected with intermeshing's rack between first meshing circle 31 and the second meshing circle 32, fixedly connected with control lever 30 on the regulating plate 23.

The working principle is as follows: when the chair 5 is seated, the bolt 18 is aligned with the bolt hole of the connecting column 7, the operating rod 3 is fixed on the connecting column 7 by rotating the rotating shaft 17, the operating rod 3 is pulled, the operating rod 3 causes the inner ring 10 to rotate, the inner ring 10 drives the first saw teeth 11 to rotate, the second saw teeth 12 are meshed with the first saw teeth 11, the first saw teeth 11 rotate to cause the second saw teeth 12 to drive the flat plate 19 to transversely translate, the flat plate 19 pushes the air pressure rod 13 to slide in the air pressure cylinder 4, when the air pressure rod 13 pushes in the direction of the air filter plug 15, the air pressure in the air pressure cylinder 4 is increased, the check air valve 14 is pushed open to exhaust, when the air pressure rod 13 slides in the direction of the air filter plug 15, the air pressure in the air pressure cylinder 4 is reduced, the check air valve 14 is pressed by the atmospheric pressure, and the air pressure in the air pressure cylinder 4 is continuously reduced, the air pressure of the pneumatic cylinder 4 can be balanced only by slowly pumping air from the adjusting plate 23, the air vent plate 16 and the air filter plug 15, meanwhile, the air pressure is low and can generate resistance to the pneumatic rod 13, and the resistance generated by the pneumatic rod 13 is increased along with the reduction of the air pressure in the pneumatic cylinder 4, so that the control rod 30 is rotated to enable the rack on the first meshing ring 31 to extrude the second meshing ring 32, the second meshing ring 32 extrudes the spring under the extrusion of the first meshing ring 31, the first meshing ring 31 and the second meshing ring 32 are relatively displaced and then meshed again to fix the adjusting plate 23, the through holes in the adjusting plate 23 are operated to enable the through holes in the air vent plate 16 to ventilate, the speed of the reduction of the air pressure in the pneumatic cylinder 4 can be changed, the resistance of the pneumatic rod 13 is influenced, and the function of adjusting the resistance on the operating rod 3 is achieved; meanwhile, the operating rod 3 is fixed at the bottom in 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 carry out supine leg lifting action, the abdominal muscle exercising effect is achieved, the operating rod 3 is fixed at the top of the seat 5 or at a position behind the top of the seat 5, and the operating rod 3 is held by a hand to be pulled forwards, so that the back muscle exercising effect can be achieved.

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 as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims

1. A fitness 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 assembly 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 of the outer ring (10) far away from the outer ring (9) of the connecting column (7), an operating rod (3) is connected to one end of the outer ring (9) far away from the connecting column (7), 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), second sawteeth (12) is fixedly connected to the top of the flat plate (19), two air pressure rods (13) are fixedly connected to the outer wall of the flat plate (13), the pneumatic cylinders (4) are fixedly connected to two sides of the base box (1) respectively, an air filtering plug (15) is fixedly connected to the inner wall of one end, away from the pneumatic rod (13), of each pneumatic cylinder (4), an air vent plate (16) is fixedly connected to one end, away from the pneumatic rod (13), of each pneumatic cylinder (4), an adjusting plate (23) is rotatably connected to one side of each pneumatic cylinder (4), an elastic clamping assembly is fixedly arranged on the outer wall of each pneumatic cylinder (4), the elastic clamping assemblies are fixedly connected with the adjusting plates (23), an air vent is formed in the top of each pneumatic cylinder (4), a non-return air valve (14) is rotatably connected to the top of each pneumatic cylinder (4), and the non-return air valve (14) is located above the air vent;

a rectangular groove is formed in the outer ring (9), two sides of the rectangular groove are jointly and rotatably connected with a round rod (8), and the round rod (8) is rotatably connected with a connecting column (7);

a bolt hole is formed in one end, far away from the outer ring (9), of the connecting column (7), a rotating shaft (17) is rotatably connected to the top of the operating rod (3), and a bolt (18) is fixedly mounted on the top of the rotating shaft (17);

the elastic clamping assembly comprises a fixed seat (33), the fixed seat (33) is fixedly connected to the outer wall of the pneumatic cylinder (4), the fixed seat (33) is connected with a second meshing ring (32) in a sliding mode, a second compression spring (34) is arranged between the fixed seat (33) and the second meshing ring (32), one side, close to the fixed seat (33), of the adjusting plate (23) is fixedly connected with a first meshing ring (31), racks which are meshed with each other are fixedly connected between the first meshing ring (31) and the second meshing ring (32), and a control rod (30) is fixedly connected to the adjusting plate (23);

the rotary adjusting assembly comprises an inner shaft (29), an outer shaft (25) is connected to the outer wall of the inner shaft (29) in a rotary mode, a first clamping block (27) is arranged at one end of the inner shaft (29), an adjusting box (21) is fixedly connected to one end, close to the first clamping block (27), of the outer shaft (25), a pressing plate (26) is connected to the inside of the adjusting box (21) in a rotary mode, a second clamping block (28) is fixedly connected to the bottom of the pressing plate (26), the second clamping block (28) and the first clamping block (27) are clamped with each other, a plurality of first compression springs (24) are fixedly connected to the top of the pressing plate (26), one ends, far away from the pressing plate (26), of the first compression springs (24) are fixedly connected to the inner wall of the adjusting box (21), an adjusting handle (22) is fixedly connected to one end of the pressing plate (26), and the one end, far away from the pressing plate (26), of the adjusting handle (22) extends to the outside of the adjusting box (21);

a circle of through holes with different sizes are uniformly formed in the ventilation plate (16), and a through hole with the same size as the largest through hole in the ventilation plate (16) is formed in the adjusting plate (23);

the bottom of the non-return air valve (14) and the top of the air cylinder (4) are both fixedly connected with a sealing ring;

sit on seat (5), aim at bolt hole of spliced pole (7) with bolt (18), rotatory rotation axis (17) is fixed action bars (3) on spliced pole (7), pulling action bars (3), action bars (3) make inner ring (10) rotate, inner ring (10) drive first sawtooth (11) and rotate, second sawtooth (12) and first sawtooth (11) meshing, first sawtooth (11) rotate and make second sawtooth (12) drive flat board (19) horizontal translation, flat board (19) promote atmospheric pressure pole (13) and slide in pneumatic cylinder (4), when atmospheric pressure pole (13) impel towards air filter stopper (15) direction, the internal pressure of pneumatic cylinder (4) increases, the check air valve (14) is pushed open to exhaust, when the air pressure rod (13) slides towards the opposite direction of the air filtering plug (15), the air pressure in the air pressure cylinder (4) is reduced, the check air valve (14) is pressed by the atmospheric pressure, the air pressure in the air pressure cylinder (4) is continuously reduced, air can be slowly pumped from the adjusting plate (23), the air vent plate (16) and the air filtering plug (15) to balance the air pressure of the air pressure cylinder (4), meanwhile, the air pressure is reduced to generate resistance on the air pressure rod (13), and the resistance generated on the air pressure rod (13) is increased along with the reduction of the air pressure in the air pressure cylinder (4), so the rack on the first meshing ring (31) extrudes the second meshing ring (32) by rotating the control rod (30) ) The second meshing ring (32) extrudes the spring under the extrusion of the first meshing ring (31), the first meshing ring (31) and the second meshing ring (32) are meshed again after relative displacement, so that the adjusting plate (23) is fixed, through holes in the adjusting plate (23) are operated to enable through holes with different sizes in the air vent plate (16) to ventilate, the speed of reduction of air pressure in the pneumatic cylinder (4) can be changed, the resistance of the pneumatic rod (13) is influenced, and the function of adjusting the size of the resistance on the operating rod (3) is achieved; simultaneously fix action bars (3) in the place ahead bottom of seat (5), can pull up action bars (3) and play the effect of tempering the arm, control adjustment handle (22) make back (6) change angle, lie on the back and with action bars (3) card can do the action of lifting the leg of lying on the back at both feet instep, play the effect of tempering the abdominal muscle, fix action bars (3) at the top or the position behind one side of the top of seat (5), hold action bars (3) and pull forward, can play the effect of tempering back muscle.