CN115068892A

CN115068892A - Multi-functional domestic body-building apparatus of combination formula convenient to accomodate

Info

Publication number: CN115068892A
Application number: CN202210549001.6A
Authority: CN
Inventors: 俞纯刚
Original assignee: Qingdao Juyuan Fitness Technology Co ltd
Current assignee: Qingdao Juyuan Fitness Technology Co ltd
Priority date: 2022-05-20
Filing date: 2022-05-20
Publication date: 2022-09-20
Anticipated expiration: 2042-05-20
Also published as: CN115068892B

Abstract

The invention discloses a combined multifunctional household fitness equipment convenient to store, which comprises a strength training main body and an auxiliary training mechanism, wherein the strength training main body comprises a main frame which is assembled and welded, supporting leg assembly welding, the swing arm assembly, the body frame assembly welding both sides are installed and are rotated the shell assembly, it can rotate body frame assembly welding relatively and rotate locking structure location locking through the level, rotate shell assembly intermediate position installation slide rail, install gliding swing arm assembly from top to bottom along the slide rail through sliding assembly on the slide rail, swing arm assembly is inside to be provided with every single move angle adjusting part near slide rail one end, the inside resistance adjustment mechanism that is provided with of body frame assembly welding, resistance adjustment mechanism and rope one end fixed connection, the rope other end is fixed on the connecting terminal of swing arm assembly, training aiding mechanism places in strength training main part front end, cooperate with the strength training main part and take exercise. The multifunctional table achieves multiple functions of one instrument, saves space and is convenient to store.

Description

Multi-functional domestic body-building apparatus of combination formula convenient to accomodate

Technical Field

The invention relates to the technical field of fitness equipment, in particular to a combined multifunctional household fitness equipment convenient to store.

Background

Domestic body-building training equipment today, the product function is general more single, can only train on the basis of single product function basically, can't integrate the training function of many different grade type products and borrow mutually, many different grade type products need occupy very big training area when using and accomodating in addition, cause the waste of family space resource, the increase cost simultaneously can't satisfy the demand of user family's body-building.

Disclosure of Invention

In order to overcome the problems in the prior art, the invention provides a combined multifunctional household fitness equipment convenient to store and a using method thereof.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a multi-functional domestic body-building apparatus of combination formula convenient to accomodate, includes strength training main part, training aid mechanism, the strength training main part includes body frame assembly welding, supporting leg assembly welding, swing arm assembly, body frame assembly welding bottom both ends are installed the supporting leg assembly welding through beta structure, body frame assembly welding both sides are installed and are rotated the shell assembly, it can rotate body frame assembly welding relatively and rotate locking structure location locking through the level, rotate shell assembly intermediate position installation slide rail, install the swing arm assembly that can follow the slide rail and slide from top to bottom through slip subassembly on the slide rail, the inside slide rail one end that is close to of swing arm assembly is provided with every single move angle adjusting part, the inside resistance adjustment mechanism that is provided with of body frame assembly welding, resistance adjustment mechanism and rope one end fixed connection, the rope other end passes assembly pulley, auxiliary training mechanism, The sliding rail and the swing arm assembly are fixed on a connecting terminal of the swing arm assembly, and the auxiliary training mechanism is placed at the front end of the strength training main body and is matched with the strength training main body to exercise.

Foretell multi-functional domestic body-building apparatus of combination formula convenient to accomodate, long training handle, short training handle, horizontal handle have been placed through the couple to body frame assembly welding side, horizontal handle is installed on the swing arm assembly, one side of strength training main part is provided with the display screen, the inside controller that is provided with of strength training main part, controller and display screen, resistance adjustment mechanism electric connection.

Foretell multi-functional domestic body-building apparatus of combination formula convenient to accomodate, it all is provided with the level at rotation shell assembly both ends and rotates locking structure, the level rotates locking structure and includes solenoid valve, solenoid valve connecting rod, solenoid valve toothed plate lock, angle modulation toothed plate, the solenoid valve is installed and is welded in the main frame group, the flexible axle head and the solenoid valve connecting rod one end of solenoid valve are connected, the solenoid valve connecting rod other end is connected with solenoid valve toothed plate lock, tooth and angle modulation toothed plate meshing on the solenoid valve toothed plate lock, angle modulation toothed plate installs on rotating the shell assembly, solenoid valve and controller electric connection.

Foretell multi-functional domestic body-building apparatus of combination formula convenient to accomodate, the slip subassembly includes gyro wheel, sliding tooth plate, height adjustment handle, sliding tooth plate installs on the swing arm assembly, sliding tooth plate includes left sliding tooth plate and right sliding tooth plate, swing arm assembly one end is kept away from in the left side sliding tooth plate and the right sliding tooth plate outside and is installed the gyro wheel, the gyro wheel slides along the inside gyro wheel groove that is located the slide rail, height adjustment handle installs in sliding tooth plate below, height adjustment handle one end is provided with U type groove, U type inslot installs pinion rack adjusting spring, pinion rack adjusting spring is connected with the long cylinder end of drawing the bolt, the inserted block is installed to the short cylinder end of drawing the bolt.

Foretell multi-functional domestic body-building apparatus of combination formula convenient to accomodate, every single move angle adjusting part includes gear shaping, gear shaping spring, spring holder, pull rod, button, the button is decorated the shell embedding swing arm assembly middle part rectangular hole through the button and is held between the fingers, the connection piece is decorated the shell with the button and is connected, the connection piece other end and pull rod one end fixed connection, the pull rod other end has the screw thread, the pull rod passes the square hole of spring holder and places inside gear shaping spring and gear shaping in the spring holder through extending to the gear shaping, be provided with two rows of teeth on the gear shaping respectively with the left side slip pinion rack and the right side slip pinion rack on the tooth meshing.

Foretell multi-functional domestic body-building apparatus of combination formula convenient to accomodate, the training aiding mechanism is the body-building training bench, connecting terminal is connected with the swing arm handle, the body-building training bench is including training bench main part, back of the body pad assembly, cushion assembly and supporting leg, back of the body pad assembly angle of adjustment, the supporting leg is located training bench main part bottom both ends.

Foretell multi-functional domestic body-building apparatus of combination formula convenient to accomodate, supplementary training mechanism is electronic treadmill, be provided with on the electronic treadmill and supply the sliding roller groove around the prala lift subassembly, the prala lift subassembly includes prala lifting pad assembly, prala lifting frame assembly, prala lifting rope, prala lifting pad assembly bottom is provided with can follow the sliding roller around the roller groove gyro wheel, the prala lifting frame assembly is installed and is kept away from strength training main part one end at electronic treadmill, prala lifting rope one end is connected to on connecting terminal, the prala lifting rope other end passes the fixed pulley group on the prala lifting frame assembly and is connected with the handle.

The combined multifunctional household fitness equipment convenient to store is characterized in that the auxiliary training mechanism is an aerobic training mechanism, the aerobic training mechanism comprises a mounting frame, a vertical bicycle cushion assembly, a horizontal bicycle cushion assembly, an elliptical machine pedal assembly and a rowing pedal, the vertical bicycle cushion assembly capable of ascending and descending and being detached is arranged above the mounting frame, the rowing pedal detachable is inserted into a pedal fixing hole at the front end of the strength training main body, the horizontal bicycle slide rail assembly is mounted above the mounting frame, the horizontal bicycle cushion assembly can slide along the horizontal bicycle slide rail assembly, a magnetic control motor is mounted inside the mounting frame, the magnetic control motor is in transmission connection with a first transmission component, the first transmission component is in transmission connection with a second transmission component, a crank mandrel is arranged at the center of the second transmission component, and two ends of the crank mandrel are both connected with one end of a crank, the other end of the crank is connected with a bicycle pedal.

The invention has the advantages that by arranging the strength training main body with the swing arm assembly with adjustable height and angle, a trainer can adjust the position of the swing arm assembly according to the height and the self condition, and the invention is suitable for training trainers with different heights and simultaneously can be suitable for training the trainers in different positions and different modes; through carrying out the combination training with other auxiliary training mechanisms, save space, conveniently accomodate, realized a multiple functions of apparatus.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a functional schematic diagram of a strength training main body and a vertical exercise bicycle according to the present invention;

FIG. 2 is a functional schematic diagram of the strength training main body and the horizontal exercise bike according to the present invention;

FIG. 3 is a functional diagram of a strength training subject + a treadmill according to the present invention;

FIG. 4 is a schematic diagram of the strength training subject + pilates function of the present invention;

FIG. 5 is a functional schematic diagram of the strength training subject + rowing machine of the present invention;

FIG. 6 is a functional diagram of a strength training subject + an elliptical machine according to the present invention;

FIG. 7 is a functional diagram of a strength training subject plus a fitness training bench according to the present invention;

FIG. 8 is a schematic view of a storage mode of the present invention;

FIG. 9 is a third schematic view of an adjustment structure of the swing arm assembly of the present invention;

FIG. 10 is a fourth schematic view of an adjustment structure of the swing arm assembly of the present invention;

FIG. 11 is a fifth schematic view of an adjustment structure of the swing arm assembly of the present invention;

FIG. 12 is a sixth schematic view of an adjustment structure of the swing arm assembly of the present invention;

FIG. 13 is a seventh schematic view of an adjustment structure of the swing arm assembly of the present invention;

FIG. 14 is a first schematic view of an adjustment structure of a display screen according to the present invention;

FIG. 15 is a schematic view of a second display screen adjustment structure according to the present invention;

FIG. 16 is a third schematic view of an adjustment structure of a display screen according to the present invention;

FIG. 17 is a first schematic view of an adjustment structure for an extension leg according to the present invention;

FIG. 18 is a schematic view of a second adjustment structure for the extension leg according to the present invention;

FIG. 19 is a third schematic view of an adjustment structure of the extension leg of the present invention;

FIG. 20 is a fourth schematic view of an adjustment structure of the extension leg of the present invention;

FIG. 21 is a fifth schematic view of an adjustment structure of the extension leg of the present invention;

FIG. 22 is a first schematic view of a vertical seat cushion adjusting structure of the present invention;

FIG. 23 is a second schematic view of a vertical vehicle seat cushion adjusting structure of the present invention;

FIG. 24 is a schematic view of the elliptical machine pedal assembly of the present invention.

Figure 1. strength training subjects; 2. an electric treadmill; 3. an aerobic training mechanism; 4. a fitness training stool; 5, a swing arm assembly; 6. a rope; 7. a swing arm handle; 8. a display screen; 9. a long training handle; 10. a short training handle; 11. a horizontal handle; 12. a treadmill; 13. a column assembly; 14. a placard pad assembly; 15. a pilates carrier assembly; 16. a pula lifting rope; 17. the upright post locks the handle; 18. an elliptical machine pedal assembly; 19. a horizontal vehicle cushion assembly; 20. hooking; 21. a handle; 22. a vertical vehicle seat cushion assembly; 23. rowing and pedaling; 24. a bicycle pedal; 25. support leg, 26, rope I, 27, rope winch, 28, fixed pulley I, 29, fixed pulley II, 30, fixed pulley III, 31, intermediate pulley, 32, rope, 33, fixed pulley IV, 34, fixed pulley V, 35, fixed pulley VI, 36, fixed pulley VII, 37, movable pulley I, 38, rope III, 39, movable pulley II, 40, fixed pulley eleven, 41, fixed pulley twelve, 42, rope IV, 43, fixed pulley eight, 44, fixed pulley nine, 45, fixed pulley ten, 46, synchronous belt, 47, servo motor, 48, left rotating shell assembly, 49, solenoid valve I, 50, solenoid valve connecting rod I, 51, solenoid valve gear plate locking I, 52, gear locking seat I, 53, angle adjusting gear plate I, 54, solenoid valve II, 55, solenoid valve connecting rod II, 56, solenoid valve gear plate locking seat II, 57, gear locking seat II, 58 angle adjusting gear plate II, 59. 60 parts of a sliding rail, 61 parts of a roller groove, 61 parts of a roller I, 62 parts of a roller II, 63 parts of a roller III, 64 parts of a roller IV, 65 parts of a roller V, 66 parts of a roller VI, 67 parts of a left sliding toothed plate, 68 parts of a right sliding toothed plate, 69 parts of a height circuit board installation groove, 70 parts of a height adjusting handle, 71 parts of a key, 72 parts of a key decoration shell, 73 parts of a connecting sheet, 74 parts of a through hole III, 75 parts of a round steel pull rod, 76 parts of a spring seat, 77 parts of a gear inserting spring, 78 parts of a gear inserting, 79 parts of leg assembly welding, 80. parts of a U-shaped seat II, 81 parts of a leg cylinder, 82 parts of a knob locking sleeve, 83 parts of a leg knob, 84 parts of a U-shaped seat I, 85 parts of a leg pad fixing wire hole, 86 parts of a leg pad, 87 parts of a magnetic control motor, 88 parts of a transmission belt II, 89 parts of a rowing boat small belt pulley, 90 parts of a rowing large belt pulley, 91 parts of a large single-vehicle belt pulley, 92 parts of a small-vehicle belt pulley, 93 parts of a shifting fork assembly, 94 parts of a second-stage transmission shaft, 95. the locking mechanism comprises a crank mandrel, 96 parts of a shifting fork spring, 97 parts of a shifting pull wire, 98 parts of a shifting pull wire spring, 99 parts of a pull wire swinging pipe, 100 parts of a horizontal vehicle cushion bolt, 101 parts of a horizontal vehicle pin shaft, 102 parts of a pin shaft spring, 103 parts of a horizontal vehicle fixing sleeve, 104 parts of a cushion roller, 105 parts of a vertical vehicle cushion fixing pipe, 106 parts of a vertical vehicle seat pipe, 107 parts of a pneumatic cylinder, 108 parts of a vertical vehicle adjusting handle, 109 parts of a pressing plate, 110 parts of a single-handle lock, 111 parts of an elliptical machine fixing cover, 112 parts of a fixing cover locking knob, 113 parts of an elliptical machine handle roller, 114 parts of an elliptical machine pedal locking knob and 115 parts of an elliptical machine pedal.

Detailed Description

In order to make the technical solutions of the present invention better understood, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

As shown in figures 1-7, the invention discloses a combined multifunctional household fitness equipment, which comprises a strength training main body 1 and an auxiliary training mechanism, wherein the strength training main body comprises a main frame assembly welding, a support leg assembly welding and a swing arm assembly, a plurality of hooks 20 are arranged on two sides of the main frame assembly welding through bolts, a long training handle 9, a short training handle 10 and a transverse handle 11 can be hung on the hooks, the support leg assembly welding is arranged at two ends of the bottom of the main frame assembly welding through a folding structure, rotating shell assemblies are arranged on two sides of the main frame assembly welding, the rotating shell assemblies can rotate relative to the main frame assembly welding and are positioned and locked through a horizontal rotating locking structure, a sliding rail is arranged in the middle of the rotating shell assemblies, the swing arm assemblies capable of sliding up and down along the sliding rail are arranged on the sliding rail through sliding assemblies, a pitching angle adjusting assembly is arranged at one end, close to the sliding rail, of the inside of each swing arm assembly, the auxiliary training mechanism is arranged at the front end of the strength training main body, cooperate with the strength training main part and take exercise, strength training main part 1 passes through servo motor as the resistance regulation mode, servo motor passes through the bolt fastening on the servo motor supporting seat on the body frame assembly welding, the servo motor band pulley passes through the capstan winch belt pulley transmission on hold-in range and the rope capstan winch, the hold-in range rises tight pulley assembly through the hold-in range of fixing on the servo motor supporting seat and rises and tightly, the inside controller that is provided with of body frame assembly welding, a side-mounting display screen of body frame assembly welding, controller and display screen, servo motor electric connection.

As shown in fig. 9, the rope connecting structure of the strength training device of this embodiment is specifically:

one end of a rope I26 is wound on a rope winch 27, the other end of the rope I passes through a fixed pulley I28, a fixed pulley II 29 and a fixed pulley III 30 and is upwards fixed on a bolt at the bottom of the assembly welding of the middle pulley seat along the assembly welding of the middle guide rod, a middle pulley 31 is fixed in the assembly welding of the middle pulley seat through a bolt, and the end of a sliding pipe assembled and welded on the middle pulley seat is sleeved on the assembly welding of the middle guide rod; a second rope 32 penetrates through the bottom end of the middle pulley 31, one end of the second rope upwards penetrates through the top ends of a fixed pulley fourth 33 and a fixed pulley fifth 34 which are fixed on the assembly welding of the main frame along the assembly welding of the middle guide rod, then downwards penetrates through the bottom end of a movable pulley first 37 on a movable pulley seat along the assembly welding of the left short guide rod, then upwards penetrates through the top ends of a fixed pulley sixth 35 and a fixed pulley seventh 36 which are fixed on the assembly welding of the main frame along the assembly welding of the left short guide rod, downwards penetrates through the inside of the left rotating shell assembly, then penetrates through a fixed pulley eighth 43, a fixed pulley ninth 44 and a fixed pulley tenth 45 on the left swing arm assembly, is introduced into the inside of the left swing arm assembly and is fixed on a connecting terminal, the penetrating mode of the second rope 32 and the left swing arm assembly is the penetrating mode of the second rope 32 and the right swing arm assembly, and the penetrating mode of the second rope 32 and the left swing arm assembly is a mirror image of the penetrating mode of the second rope 32 and the left swing arm assembly.

One end of a rope III 38 is fixed on the assembly welding of the main frame, the other end of the rope III upwards penetrates through the top end of a movable pulley II 39 fixed on a movable pulley seat along the assembly welding of the left short guide rod, then downwards penetrates through the bottom ends of a fixed pulley eleven 40 and a fixed pulley twelve 41 fixed on the assembly welding of the main frame along the assembly welding of the left short guide rod, upwards penetrates through the inside of the left rotating shell assembly, and is fixed on a rope movable sleeve on the left swing arm assembly. The above description is the cross-under mode of the rope three 38 and the left swing arm assembly, and the cross-under mode of the rope four 42 and the right swing arm assembly is the mirror image of the cross-under mode of the rope three 38 and the left swing arm assembly.

When a user pulls the first rope 26, the first rope 26 drives the pulleys to rotate, the middle pulley 31 drives the sliding pipe end of the middle pulley seat assembly welding to be sleeved on the middle guide rod assembly welding to slide upwards, the second rope 32 fixed at the bottom of the middle pulley seat assembly welding is further driven to be pulled upwards, the second rope 32 bypasses the third fixed pulley 30, the second fixed pulley 29 and the first fixed pulley 28 to pull the rope winch 27 downwards to rotate, and the synchronous belt pulley on the rope winch 27 drives the synchronous belt 46 to enable the servo motor belt pulley to rotate anticlockwise. The servo motor 47 adjusts the torque force rotating clockwise through the display screen 8, so as to achieve the purpose of adjusting the training resistance. When the user stops pulling the first rope 26, the clockwise rotating torque of the servo motor 47 drives the pulleys to rotate through the first rope 26 and the second rope 32, the first rope 26 is pulled back to the limit end of the swing arm assembly in the opposite direction, and the action is repeated in such a cycle, so that the purpose of strength training is achieved.

As shown in fig. 10 to 11, the horizontal rotation locking structure specifically includes:

the first electromagnetic valve 49 above the left rotating shell assembly 48 is fixed on a main frame assembly through bolts, a power line of the first electromagnetic valve 49 is connected with a controller, a telescopic shaft end of the first electromagnetic valve 49 is connected with a through hole of a first electromagnetic valve connecting rod 50 through a bolt, the through hole at the other end of the first electromagnetic valve connecting rod 50 is connected with a U-shaped groove in a first electromagnetic valve toothed plate lock 51 through a bolt, two ends of a toothed plate in the first electromagnetic valve toothed plate lock 51 are fixed on a first toothed lock seat 52 through bolts, and teeth in the first electromagnetic valve toothed plate lock 51 are meshed with teeth in a left angle adjusting toothed plate 53 in the left rotating shell assembly 48. The second electromagnetic valve 54 below the left rotating shell assembly 48 is fixed on the main frame assembly through bolts, a power line of the second electromagnetic valve 54 is connected with the controller, a telescopic shaft end of the second electromagnetic valve 54 is connected with a through hole of the second electromagnetic valve connecting rod 55 through a bolt, a through hole at the other end of the second electromagnetic valve connecting rod 55 is connected with a U-shaped groove in the second electromagnetic valve toothed plate lock 56 through a bolt, two ends of a toothed plate in the second electromagnetic valve toothed plate lock 56 are fixed on the second tooth lock seat 57 through bolts, and teeth in the second electromagnetic valve toothed plate lock 56 are meshed with teeth in the left second angle adjusting toothed plate 58 in the left rotating shell assembly. The above is the horizontal rotation locking structure of the left rotation shell assembly, and the horizontal rotation locking structure of the right rotation shell assembly is a mirror image of the horizontal rotation locking structure of the left rotation shell assembly.

When a user needs to adjust the left swing arm assembly to rotate along the horizontal direction, a signal can be sent to the controller by controlling an operation interface of the display screen 8, after the controller receives the signal, the controller can control the first electromagnetic valve 49 and the second electromagnetic valve 54 to be electrified and sucked, the telescopic shafts of the first electromagnetic valve 49 and the second electromagnetic valve 54 can retract to drive the first electromagnetic valve connecting rod 50, the second electromagnetic valve connecting rod 55, the first electromagnetic valve gear plate lock 51 and the second electromagnetic valve gear plate lock 56 to retract, at the moment, teeth of the first electromagnetic valve gear plate lock 51 and the second electromagnetic valve gear plate lock 56 can be separated from teeth of the first tooth lock seat 52 and the second tooth lock seat 57, at the moment, the left swing arm assembly is in an unlocking state, and can drive the left swing arm assembly to rotate along the axial direction, so that the purpose of horizontally adjusting the left swing arm assembly is achieved. When the left rotating shell assembly is adjusted to a proper position, signals are sent to the controller through an operation interface of the control display screen 8, the controller receives the signals and controls the first electromagnetic valve 49 and the second electromagnetic valve 54 to be powered off and disconnected, the telescopic shafts of the first electromagnetic valve 49 and the second electromagnetic valve 54 extend out to drive the first electromagnetic valve connecting rod 50, the second electromagnetic valve connecting rod 55, the first electromagnetic valve toothed plate lock 51 and the second electromagnetic valve toothed plate lock 56 to extend out, teeth of the first electromagnetic valve toothed plate lock 51 and the second electromagnetic valve toothed plate lock 56 are meshed with teeth of the first tooth lock seat 52 and the second tooth lock seat 57, the left rotating shell assembly is in a locked state, and the left swing arm assembly cannot be adjusted in the horizontal direction.

As shown in fig. 12-13, the sliding assembly specifically includes:

the swing arm assembly is arranged in a roller groove 60 in a slide rail 59 of the rotating shell assembly, and a first roller 61, a second roller 62, a third roller 63, a fourth roller 64, a fifth roller 65 and a sixth roller 66 on the swing arm assembly are in contact with the inner wall of the roller groove 60, so that the vertical rolling function is realized. The first roller 61 and the second roller 62, the third roller 63 and the fourth roller 64, and the fifth roller 65 and the sixth roller 66 are respectively mounted on the outer sides of the corresponding fixing holes on the left sliding toothed plate 67 and the right sliding toothed plate 68. The height circuit board is mounted in a height circuit board mounting slot 69 inside the slide rail 59 of the rotating housing assembly. The cylinder end of the height adjusting handle 70 is installed between the left sliding toothed plate 67 and the right sliding toothed plate 68 through a bolt, a toothed plate adjusting spring is installed at the long cylindrical end of the pulling bolt, the pulling bolt penetrates through the inner part of the rope moving sleeve and then is fixed in a U-shaped groove on the height adjusting handle 70 through a bolt, strong magnets are installed at the short cylinder end of the pulling bolt, 10 sliding rail limiting holes which are uniformly distributed on the sliding rail 59 can be inserted into the short cylinder end of the pulling bolt, and the pulling bolt can correspond to 10 hall elements which are uniformly distributed on a height circuit board.

When the user need adjust the height of swing arm assembly, can manually pull height control handle 70, and then the pulling bolt, pull the bolt and move the compression of cover inside the cover with the pinion rack adjusting spring at the rope, pull the arbitrary one in the slide rail spacing hole that the short cylinder end of bolt can follow 10 evenly distributed on the slide rail 59 and deviate from this moment, the swing arm assembly can follow the inside gyro wheel groove 60 of slide rail 59 inside and slide from top to bottom this moment, reach the purpose that the swing arm assembly adjusted from top to bottom. When the proper height is adjusted, the user loosens the height adjusting handle 70, the toothed plate adjusting spring compressed in the rope moving sleeve is bounced off, the short cylindrical end of the drawing bolt can be jacked into any one of the 10 sliding rail limiting holes uniformly distributed on the sliding rail, and at the moment, the swing arm assembly cannot slide up and down along the inside of the roller groove 60 in the sliding rail 59, so that the purpose of adjusting and locking the swing arm assembly up and down is achieved. And 10 evenly distributed's on the high circuit board hall element can respond to the magnetic force of drawing the strong magnet of the short cylinder end installation of bolt, then passes to the controller with the signal to can show current height on display screen 8.

As shown in fig. 14, the specific structure of the swing arm assembly for adjusting the pitch angle includes:

the button 71 is connected with a button decorative shell 72 through a bolt, and the button decorative shell 72 is embedded in a strip hole in the middle of the swing arm assembly and fixed through the bolt. Three through holes 74 on the connecting piece 73 are connected with a fixing piece end welded on the round steel pull rod 75 through bolts, the other end with threads of the round steel pull rod 75 penetrates through a square hole on the spring seat 76 and through holes in the gear shaping spring 77 and the gear shaping teeth 78 placed inside the spring seat 76, the round steel pull rod is fixed inside the gear shaping teeth 78 through nuts, and two rows of teeth of the gear shaping teeth 78 are meshed with the teeth on the left sliding toothed plate 67 and the right sliding toothed plate 68.

When a user needs to adjust the inclination angle of the swing arm assembly, the key 71 on the swing arm assembly can be manually pressed, so that the connecting sheet 73, the round steel pull rod 75 and the gear shaping 78 are driven to be pulled backwards, the gear shaping spring 77 is compressed inside the spring seat 76, two rows of teeth of the gear shaping 78 are separated from the teeth on the left sliding toothed plate 67 and the right sliding toothed plate 68, and the purpose of adjusting the inclination angle of the swing arm assembly is achieved. When a user releases a hand for pressing the key 71 on the swing arm assembly, the connecting sheet 73, the round steel pull rod 75 and the gear shaping 78 are driven to extend forwards, the gear shaping spring 77 is made to bounce inside the spring seat 76, and at the moment, two rows of tooth tops of the gear shaping 78 enter the teeth of the left sliding toothed plate 67 and the right sliding toothed plate 68 to be meshed with each other, so that the purpose of locking the inclination angle of the swing arm assembly is achieved.

As shown in fig. 15-16, the support leg assembly welding folding structure specifically includes:

the through hole end of the supporting leg assembly welding 79 is connected to a U-shaped seat II 80 on the main frame assembly welding through a bolt in a shaft mode, the supporting leg assembly welding 79 and the cylinder body end of a supporting leg cylinder 81 are connected to a U-shaped seat I84 on the main frame assembly welding 1 in a shaft mode, and the piston end of the supporting leg cylinder 81 is fixed in a U-shaped seat of a knob locking sleeve 82 in the supporting leg assembly welding 79 through a bolt; the leg knob 83 passes through the knob lock sleeve 82 on the leg assembly weld 79, and the tail end of the bolt of the leg knob 83 can be inserted into the leg knob fixing hole on the main frame assembly weld.

At the moment, the knob end of the support leg knob 83 is manually screwed in the clockwise direction, the piston rod of the support leg cylinder 81 is in a compressed state, and the foot pad 86 arranged on the foot pad fixing wire hole 85 lands on the ground, so that the support equipment is not easy to tip over. When the knob end of the landing leg knob 83 is loosened from the landing leg knob fixing hole along the anticlockwise direction manually, the tail end of the plug pin of the landing leg knob 83 can be separated from the landing leg knob fixing hole, the landing leg assembly welding can be lifted manually at the moment, the piston rod can be ejected out by the air pressure of the landing leg air cylinder, the landing leg assembly welding is folded on the right side of the assembly welding of the main frame, and the storage effect of reducing the occupied area is achieved.

When the strength training main body is used for training, a user can repeatedly pull the swing arm handle or replace the left swing arm handle 7 and the right swing arm handle 7 with the long training handle 9 or the short training handle 10 by adjusting the swing arm assembly to a proper angle, so that strength training actions with different strength training functions are realized. The training load and the return force of the rope 6 can be controlled and adjusted through the display screen 8, and different training courses can be selected

[ example 1 ] A method for producing a polycarbonate

The auxiliary training mechanism is a fitness training stool 4, the fitness training stool 4 comprises a training stool main body, a back cushion assembly, a cushion assembly and supporting legs 25, the back cushion assembly can adjust the angle, the supporting legs 25 are located at two ends of the bottom of the training stool main body, and the supporting legs are foldable.

During the use, can open two supporting legs 25 of folding body-building training bench 4, place in strength training main part 1 the place ahead, adjust the suitable position with the swing arm assembly 5 of strength training main part 1 both sides, the user lies on folding body-building training bench 4, and adjust body-building training bench 4 to suitable position and angle, both hands are with strength to drag repeatedly and draw about two swing arm handles 7, realize body-building training bench training function, body-building training bench training function can directly borrow the training of strength training main part 1 and adjust structure and mode.

[ example 2 ]

The training aiding mechanism is an electric treadmill, the electric treadmill 2 can be used with the strength training main body 1 independently, the user places the electric treadmill 12 in the front of the strength training main body 1, the swing arm assemblies 5 on two sides of the strength training main body 1 are adjusted to proper positions, and the swing arm assemblies serve as side handrails of the treadmill 12. The locking knobs at the two ends of the short training handle 10 are fixed on the swing arm assembly 5 and serve as the front handrail of the treadmill 12, a user stands on the running surface of the treadmill 12 to run, and the swing arm assembly 5 or the short training handle 10 is held by the two hands, so that the training function of the treadmill is realized.

The two sides of the electric treadmill are provided with roller grooves for the front and back sliding of the placard assembly, the placard assembly comprises a placard pad assembly 14, a placard frame assembly 15, a placard cord 16 and a handle 21, the placard pad assembly 14 and the placard frame assembly 15 are arranged on the treadmill 12 on the basis of the treadmill training function, the placard cords 16 on the left and right sides are connected to the connecting terminals at the tail ends of the swing arm assemblies 5, then the swing arm assemblies 5 on the left and right sides are adjusted to proper positions, a user lies on the placard pad assembly 14, holds the handles 21 on the left and right sides with hands to pull repeatedly and pull, so that the placard pad assembly 14 slides back and forth along the sliding rails on the pedals on the two sides of the treadmill 12, the pramboard training function is realized, the treadmill function can communicate with the treadmill 12 through the display screen 8 and the built-in Bluetooth communication module and can adjust the speed of the treadmill 12, the prala lifting function can directly use the training adjusting structure and the training adjusting mode of the strength training main body 1.

[ example 3 ]

The auxiliary training mechanism is an aerobic training mechanism, the aerobic training mechanism 3 comprises a main frame assembly, a vertical vehicle cushion assembly 22, a horizontal vehicle cushion assembly 19, an elliptical machine pedal assembly 18 and a rowing pedal assembly 23, the detachable vertical vehicle cushion assembly 22 capable of ascending and descending is arranged above the main frame assembly, the rowing pedal assembly 23 is detachably inserted into a pedal fixing hole in the front end of the main frame assembly, the horizontal vehicle slide rail assembly is installed above the main frame assembly, and the horizontal vehicle cushion assembly 19 can slide along the horizontal vehicle slide rail assembly.

As shown in fig. 17 to 18, the specific structure inside the main frame assembly is as follows:

the inside magnetic control motor 87 that installs through the bolt of body frame assembly, the magnetic control motor resistance is adjustable, and magnetic control motor 87's belt pulley passes through driving belt one and is connected with the little belt pulley of magnetic control, and the belt pulley of rowing boat 89 passes through driving belt two 88 and is connected with big belt pulley 90 of rowing boat, and bicycle belt pulley 92 passes through driving belt three and is connected with big belt pulley 91 of bicycle. The deep groove ball bearing at the center of the magnetic control small belt pulley, the deep groove ball bearing at the center of the rowing small belt pulley 89, the central hole of the shifting fork assembly 93 and the one-way bearing at the center of the bicycle small belt pulley 92 are connected with the key groove on the secondary transmission shaft 94 through a flat key, and the two ends of the secondary transmission shaft 94 are connected in the bearings on the bearing seats on the main frame assembly. The one-way bearings in the central bearing hole of the rowing large belt pulley 90 are axially connected to the outer surfaces of the bearing holes at the two ends of the hollow disc, and two deep groove ball bearings are respectively arranged at the corresponding positions of the inner surface of the central bearing hole of the hollow disc. The crank spindle 95 (as shown in fig. 12) passes through two deep groove ball bearings in the central bearing hole of the hollow disc and the central hole of the bicycle large belt pulley 91 and is coupled together, two ends of the crank spindle 95 pass through and are fixed in bearing seats on the spindle fixing plate, the D-shaped shaft ends at two ends of the crank spindle 95 and the D-shaped hole end of the crank are locked together through bolts, and the other end of the crank is connected with the bicycle pedal 24 through bolts. The rails of the elliptical machine are fixed on two sides of the bottom of the main frame assembly through bolts.

A shifting fork fixing sleeve on the shifting fork assembly 93 is fixed on a thread sleeve in the main frame assembly through a bolt, one end of a shifting fork spring 96 is hooked on a through hole below the mandrel fixing plate, the other end of the shifting fork spring is hooked on a spring fixing hole on the shifting fork assembly 93, a cylindrical terminal at one end of a shifting stay wire 97 clamps a stay wire spring 98 at a stay wire baffle opening on the shifting fork assembly, then the cylindrical terminal at the other end of the shifting stay wire 97 passes through an opening on the stay wire fixing plate I, then upwards passes through an opening on the stay wire fixing plate II and an opening on a stay wire swinging pipe 99, and passes through an L-shaped opening on a stay wire pressing plate, and then is clamped at the L-shaped opening on the stay wire pressing plate. The thread through hole on the stay wire pressing plate is fixed with the thread hole on the stay wire swinging pipe 99 through a bolt, the through hole at the bottom of the stay wire swinging pipe 99 is connected with the stay wire thread sleeve on the elliptical machine fixing sleeve through a bolt shaft, and the two ends of the elliptical machine fixing sleeve are the pedal fixing holes.

As shown in fig. 19-21, the bottom structure of the horizontal vehicle seat cushion assembly is specifically as follows:

seven cushion rollers 104 are mounted at the bottom of the horizontal vehicle cushion assembly 19 through bolts, and the cushion rollers can slide in from a roller groove at the rear of the horizontal vehicle slide rail assembly and can slide back and forth along the roller groove. The right side of the bottom of the horizontal vehicle cushion assembly 19 is provided with a horizontal vehicle cushion bolt 100, a pin shaft spring 102 is compressed inside a horizontal vehicle fixing sleeve 103 through a horizontal vehicle pin shaft 101 inside the horizontal vehicle cushion bolt 100, the horizontal vehicle fixing sleeve 103 is welded on the horizontal vehicle cushion assembly 19, the horizontal vehicle pin shaft 101 is provided with a threaded hole, and a cylindrical head bolt penetrates through an L-shaped long hole in the horizontal vehicle fixing sleeve 103 and is locked in the threaded hole. When the handle on the horizontal vehicle pin shaft 101 is pulled outwards and rotates clockwise, the pin shaft spring 102 is in a compressed state, the cylindrical head bolt locked on the horizontal vehicle pin shaft 101 can be clamped at the transverse end of the L-shaped long hole on the horizontal vehicle fixing sleeve 103, and the horizontal vehicle pin shaft 101 is separated from the limiting holes uniformly distributed on the horizontal vehicle slide rail assembly, so that the horizontal vehicle cushion assembly 19 can slide back and forth, and the motion requirement of the rowing machine is met. When the handle on the horizontal vehicle pin shaft 101 rotates along the anticlockwise direction, the cylindrical head bolt locked on the horizontal vehicle pin shaft 101 can slide into the longitudinal end of the L-shaped long hole on the horizontal vehicle fixing sleeve 103, the pin shaft spring 102 is bounced off at the moment, the horizontal vehicle pin shaft 101 can be pushed into the limit holes uniformly distributed on the horizontal vehicle slide rail assembly, the horizontal vehicle cushion assembly 19 cannot slide back and forth, and the motion requirement of the horizontal vehicle can be met.

As shown in fig. 22-23, the installation structure of the vertical vehicle seat cushion assembly is as follows:

but set up the oscilaltion on the body frame assembly and can follow the vertical car cushion assembly 22 that the body frame assembly was taken off as required, the fixed pipe 105 of vertical car cushion is connected to vertical car cushion assembly 22 bottom, vertical car seat pipe 106 sets up inside the fixed pipe 105 of vertical car cushion, pneumatic cylinder 107 is located inside vertical car seat pipe 106 and the fixed pipe 105 of vertical car cushion, pneumatic cylinder 107 one end is fixed in vertical car seat pipe 106 top, the other end is fixed in the fixed pipe 105 bottom of vertical car cushion, vertical car seat pipe 106 top has vertical car regulation handle 108 through the bolt hub connection, vertical car regulation handle 108 one end welding has clamp plate 109, clamp plate 109 presses on the admission valve of pneumatic cylinder 107 cylinder end.

When the pneumatic cylinder 107 is pulled upwards to rotate along the axial direction of the bolt, the pressure plate 109 welded at the front end of the adjusting handle 108 of the vertical vehicle presses the air inlet valve of the pneumatic cylinder 107, the pneumatic cylinder 107 pushes out the piston rod, and the seat cushion fixing tube 105 of the seat cushion tube 106 of the vertical vehicle is pushed to lift, so that the purpose of adjusting the seat cushion assembly 22 of the vertical vehicle is achieved. On the contrary, when the vertical vehicle seat cushion assembly 22 is pressed downwards with force, the air pressure of the air cylinder 107 is compressed and discharged, the rod of the air cylinder 107 retracts into the cylinder body, the seat cushion fixing pipe 105 of the vertical vehicle seat pipe 106 is lowered, and therefore the purpose of adjusting the vertical vehicle seat cushion assembly 22 downwards is achieved. When the interior of the main frame assembly of the vertical car seat cushion assembly 22 needs to be taken down, the rectangular mounting position on the upper surface of the frame assembly of the vertical car seat cushion assembly 22 can be pulled out by pulling the single car lock handle 110. When the bicycle seat cushion assembly 22 needs to be installed, the rectangular installation position on the upper surface of the main frame assembly is inserted, then the bicycle handle lock 110 is pressed tightly, and the nylon block on the bicycle handle lock 110 can prop against the outer wall of the seat cushion fixing tube 105, so that the locking function is realized.

When using vertical exercise bicycle function with the cooperation of strength training main part, insert on aerobic training mechanism vertical bicycle cushion assembly 22, adjust the swing arm assembly 5 of strength training main part both sides to suitable position, the locking knob at horizontal handle 11 both ends is fixed to swing arm assembly 5 on, the user sits on vertical bicycle cushion assembly 22, horizontal handle 11 is held up to the both hands as vertical exercise bicycle handle, both feet trample the bicycle pedal 24 of 3 left and right sides of multi-functional aerobic training ware with strength forward, realize vertical exercise bicycle training function.

When the horizontal exercise bicycle is used with the strength training main body in a matched mode, the horizontal bicycle seat cushion assembly 19 is installed on the aerobic training mechanism and then locked, so that the aerobic training mechanism cannot slide back and forth, the swing arm assemblies 5 on the two sides of the strength training main body 1 are adjusted to be in proper positions, and the locking knobs at the two ends of the transverse handle 11 are fixed to the swing arm assemblies 5. A user sits on the horizontal type exercise bicycle cushion assembly 19, holds the transverse handle 11 with both hands to serve as a handle of the horizontal type exercise bicycle, and forcibly treads the bicycle pedal 24 with both feet forwards to realize the training function of the horizontal type exercise bicycle.

When the rowing machine is used in cooperation with the strength training main body, the horizontal vehicle seat assembly 19 is mounted on the aerobic training mechanism without locking, so that the horizontal vehicle seat assembly can slide back and forth on the aerobic training mechanism, the rowing pedals 23 on the left side and the right side are mounted on the aerobic training mechanism, the swing arm assembly 5 is adjusted to a proper position, the short training handle 10 is connected to the terminal of the rope 6 at the tail ends of the swing arm assemblies 5 on the left side and the right side, a user sits on the horizontal vehicle seat assembly 19 to slide back and forth, pedals the rowing pedals 23 with two feet forward, and pulls the short training handle 10 with two hands backward and repeatedly, so that the training function of the rowing machine is realized.

When the elliptical machine function is used in cooperation with the strength training body, the elliptical machine pedal assembly has the structure shown in fig. 24, when the elliptical machine pedal assembly is installed, the bicycle pedals 24 stand up, the elliptical machine fixing covers 111 of the elliptical machine pedal assembly 18 are buckled on the bicycle pedals 24 on the two sides of the main frame assembly, and then the fixing cover locking knobs 112 are screwed clockwise. The elliptical machine roller 113 on the elliptical machine pedal assembly 18 is placed on the elliptical machine track assembly welding, so that the elliptical machine roller 113 can roll back and forth on the elliptical machine track assembly welding. Finally, the elliptical machine pedal locking knob 114 on the elliptical machine pedal assembly 18 is inserted into the pedal fixing holes at the two sides of the main frame assembly 1, and then the elliptical machine pedal locking knob 114 is screwed in the clockwise direction. The screwing process of the elliptical machine pedal locking knob 114 can push the stay wire swinging pipe 99 forward, so as to drive the gear shifting stay wire to pull the shifting fork assembly 93 along the stay wire fixing plate II and the stay wire fixing plate I, and the gear shifting stay wire spring is in a compression state, so that the shifting fork spring is in a stretching state, the shifting fork fixing sleeve on the shifting fork assembly rotates along the axial direction, and teeth on the shifting fork assembly are meshed with teeth on a bicycle small belt pulley. A user stands on the elliptical machine pedal 115 with two feet, forcibly treads the elliptical machine pedal 115 forwards, the elliptical machine pedal assembly drives the bicycle pedal 24 and the crank to rotate forwards, the crank mandrel drives the rowing big belt pulley and the bicycle big belt pulley to rotate forwards, and the one-way bearing installed at the center of the rowing big belt pulley is in a one-way locking state at the moment. Because the shifting fork assembly is disengaged from the teeth on the rowing small belt pulley, the rowing large belt pulley enables the rowing small belt pulley to idle along the secondary transmission shaft through the transmission belt II. The large bicycle belt pulley drives the small bicycle belt pulley to rotate forwards through the third transmission belt, and the one-way bearing installed in the center of the small bicycle belt pulley is in a one-way locking state. And the shifting fork assembly and the secondary transmission shaft are driven to rotate forwards, so that the magnetic control small belt pulley is driven to rotate forwards, the transmission belt drives the magnetic control motor to rotate forwards, the magnetic control motor can adjust the training resistance, and the purpose of training the elliptical machine is achieved. When a user treads the elliptical machine pedal backwards, the elliptical machine pedal assembly drives the bicycle pedal, the crank and the crank mandrel to rotate backwards, and at the moment, the one-way bearing arranged at the center of the rowing big belt pulley is in a one-way unlocking state and idles, so that the rowing big belt pulley, the transmission belt II and the rowing small belt pulley cannot be driven to rotate. The big belt pulley of bicycle rotates backward, and then drives the little belt pulley of bicycle through driving belt three and rotate backward, and the one-way bearing at the little belt pulley center of bicycle is in one-way unblock state and idle running this moment, can't drive shift fork assembly, secondary drive axle, magnetism control belt pulley and rotate backward, and then can't drive the rotatory training resistance that produces of magnetic control motor through driving belt, realizes the purpose that stops the elliptical machine training fast.

As shown in fig. 8, when the storage function is used in cooperation with the strength training body 1, the long training grips 9, the short training grips 10, and the horizontal grips 11 can be hung on the hooks 20 on both sides of the strength training body 1. Treadmill 12 may fold post assembly 13, stand up, and place behind the strength training subject. The multifunctional aerobic trainer 3 can be used for dismounting the elliptical machine pedal assembly 18, the horizontal vehicle cushion assembly 19, the vertical vehicle cushion assembly 22 and the rowing pedal 23, and then the front part of the product is downwards erected and placed on the side of the strength training main body 1. The foldable fitness training stool 4 can be folded by the supporting legs 25, erected and placed on the side of the multi-track strength trainer 1.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the scope of the present invention is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present invention, and such modifications and equivalents should also be considered as falling within the scope of the present invention.

Claims

1. The utility model provides a multi-functional domestic body-building apparatus of combination formula convenient to accomodate which characterized in that: the strength training device comprises a strength training main body and an auxiliary training mechanism, wherein the strength training main body comprises a main frame assembly welding part, a supporting leg assembly welding part and a swing arm assembly, the supporting leg assembly welding part is installed at two ends of the bottom of the main frame assembly welding part through a folding structure, rotating shell assemblies are installed at two sides of the main frame assembly welding part, the rotating shell assemblies can rotate relative to the main frame assembly welding part and are positioned and locked through a horizontal rotating locking structure, a sliding rail is installed at the middle position of each rotating shell assembly, a swing arm assembly capable of sliding up and down along the sliding rail is installed on the sliding rail through a sliding assembly, a pitching angle adjusting assembly is arranged inside each swing arm assembly and close to one end of the sliding rail, a resistance adjusting mechanism is arranged inside the main frame assembly welding part, the resistance adjusting mechanism is fixedly connected with one end of a rope, and the other end of the rope penetrates through a fixed pulley block, a movable pulley block, the sliding rail and the swing arm assembly to be fixed on a connecting terminal of the swing arm assembly, the auxiliary training mechanism is placed at the front end of the strength training main body and is matched with the strength training main body to exercise.

2. The multifunctional combined household fitness apparatus convenient to store of claim 1, wherein a long training handle, a short training handle and a transverse handle are placed on the assembly welding side surface of the main frame through hooks, the transverse handle is mounted on a swing arm assembly, a display screen is arranged on one side of the strength training main body, a controller is arranged inside the strength training main body, and the controller is electrically connected with the display screen and the resistance adjusting mechanism.

3. The multifunctional combined household fitness equipment convenient to store as claimed in claim 1, wherein horizontal rotation locking structures are arranged at two ends of the rotation shell assembly and comprise a solenoid valve, a solenoid valve connecting rod, a solenoid valve toothed plate lock and an angle adjusting toothed plate, the solenoid valve is installed on a main frame assembly welding, a telescopic shaft end of the solenoid valve is connected with one end of the solenoid valve connecting rod, the other end of the solenoid valve connecting rod is connected with the solenoid valve toothed plate lock, teeth on the solenoid valve toothed plate lock are meshed with the angle adjusting toothed plate, the angle adjusting toothed plate is installed on the rotation shell assembly, and the solenoid valve is electrically connected with the controller.

4. The multifunctional household fitness equipment convenient to store of combination formula of claim 1, characterized in that, the slip subassembly includes gyro wheel, sliding tooth plate, height adjustment handle, sliding tooth plate installs on the swing arm assembly, sliding tooth plate includes left sliding tooth plate and right sliding tooth plate, swing arm assembly one end is kept away from in the left side sliding tooth plate and the right sliding tooth plate outside and is installed the gyro wheel, the gyro wheel slides along the inside gyro wheel groove that is located the slide rail, height adjustment handle installs in sliding tooth plate below, height adjustment handle one end is provided with U type groove, U type inslot installs pinion rack adjusting spring, pinion rack adjusting spring is connected with the long cylinder end of drawing the bolt, the inserted block is installed to the short cylinder end of drawing the bolt.

5. The convenient-to-store combined multifunctional household fitness equipment as claimed in claim 1, wherein the pitch angle adjusting assembly comprises a gear shaping, a gear shaping spring, a spring seat, a pull rod and a button, the button is embedded into a long hole in the middle of the swing arm assembly through a button decoration shell and is pinched, the connecting piece is connected with the button decoration shell, the other end of the connecting piece is fixedly connected with one end of the pull rod, the other end of the pull rod is threaded, the pull rod penetrates through a square hole of the spring seat and extends into the gear shaping through the gear shaping spring and the gear shaping placed in the spring seat, and two rows of teeth are arranged on the gear shaping and are meshed with teeth on the left sliding toothed plate and the right sliding toothed plate respectively.

6. The multifunctional combined household fitness apparatus convenient to store as claimed in claim 1, wherein the auxiliary training mechanism is a fitness training stool, the connecting terminal is connected with the swing arm handle, the fitness training stool comprises a training stool main body, a back cushion assembly, a seat cushion assembly and supporting legs, the back cushion assembly can adjust the angle, and the supporting legs are located at two ends of the bottom of the training stool main body.

7. The multifunctional combined household fitness apparatus convenient to store as claimed in claim 1, wherein the auxiliary training mechanism is a treadmill, the treadmill is provided with a roller groove for the front and back sliding of the pram lifting component, the pram lifting component comprises a pram pad assembly, a pram frame assembly and a pram lifting rope, the bottom of the pram pad assembly is provided with a roller capable of sliding back and forth along the roller groove, the pram frame assembly is mounted at one end of the treadmill far away from the strength training body, one end of the pram lifting rope is connected to the connecting terminal, and the other end of the pram lifting rope passes through a fixed pulley block on the pram frame assembly and is connected with the handle.

8. The multifunctional combined household fitness equipment convenient to store as claimed in claim 1, wherein the auxiliary training mechanism is an aerobic training mechanism, the aerobic training mechanism comprises a mounting rack, a vertical bicycle cushion assembly, a horizontal bicycle cushion assembly, an elliptical machine pedal assembly and a rowing pedal, the vertical bicycle cushion assembly capable of ascending and descending and being detached is arranged above the mounting rack, the rowing pedal is detachably inserted into a pedal fixing hole at the front end of the strength training main body of the mounting rack, a horizontal bicycle slide rail assembly is arranged above the mounting rack, the horizontal bicycle cushion assembly can slide along the horizontal bicycle slide rail assembly, a magnetic control motor is arranged inside the mounting rack, the magnetic control motor is in transmission connection with a first transmission component, the first transmission component is in transmission connection with a second transmission component, a crank mandrel is arranged at the center position of the second transmission component, the two ends of the crank mandrel are connected with one end of a crank, and the other end of the crank is connected with a bicycle pedal.