CN114712783B

CN114712783B - Portable outdoor fitness equipment with resistance adjusting function

Info

Publication number: CN114712783B
Application number: CN202210537166.1A
Authority: CN
Inventors: 林凡红
Original assignee: Weihai Changxiang Haitian New Material Technology Co ltd
Current assignee: Weihai Changxiang Haitian New Material Technology Co ltd
Priority date: 2022-05-18
Filing date: 2022-05-18
Publication date: 2023-07-07
Anticipated expiration: 2042-05-18
Also published as: CN114712783A

Abstract

The invention discloses portable outdoor fitness equipment with a resistance adjusting function, and relates to the technical field of outdoor fitness equipment. The body-building equipment solves the problem that the existing inverted pedal machine has no emergency braking function, and can work continuously when the legs are suddenly weak or cramp, and the legs of a user can be damaged. The technical scheme is as follows: the utility model provides a portable outdoor fitness equipment that has resistance adjustment function, includes the mounting bracket, and the slip is equipped with first hollow slip frame in the mounting bracket, and the slip is equipped with first carriage in the first hollow slip frame, installs adjustment mechanism on the first carriage, is provided with balance mechanism on the mounting bracket, and side-mounting has training mechanism on the mounting bracket. According to the invention, through the angle adjustment of the backup plate, a more comfortable sitting posture is provided for a user, so that the safety of the invention is improved by realizing the emergency braking of the training mechanism after the leg weakness or cramp of the user leaves aiming at different people, and avoiding the injury caused by the continuous movement of the pedal plate.

Description

Portable outdoor fitness equipment with resistance adjusting function

Technical Field

The invention relates to the technical field of outdoor fitness equipment, in particular to portable outdoor fitness equipment with a resistance adjusting function.

Background

Along with the development of society, people pay more and more attention to physical health, exercise can be carried out in leisure time, the body is enhanced, leg exercise modes are various, the requirements on waist, abdomen and core are high in squatting, pressure is high, the requirements on shoulder and back flexibility are also certain, and relatively speaking, the back pedaling machine does not have excessive pressure on waist and abdomen, and is relatively simple.

The strength of taking exercise is adjusted to the machine of pedal backward when adjusting the intensity of taking exercise, adopts the mode that increases the balancing weight more, because the weight of balancing weight is unadjustable, so unable accurate intensity of taking exercise is adjusted, and the machine of pedal backward is mostly fixed knot constructs, occupied space is big, portable is inconvenient, the user is taking exercise the in-process of shank through the machine of pedal backward, when meetting shank suddenly and weak or cramp, because the function that does not have emergency braking of current machine of pedal backward, can't carry out emergency braking to the pedal, the pedal of this moment still can continue to move down, so can cause the injury for user's shank.

Aiming at the defects of the prior art, a portable outdoor body-building equipment with a resistance adjusting function, which is convenient for adjusting the exercise intensity, is developed.

Disclosure of Invention

In order to overcome the defect that the existing back pedaling machine has no emergency braking function, and can work continuously when the legs are suddenly weak or cramp, and the legs of a user are damaged, the invention provides the portable outdoor body-building equipment with the resistance adjusting function, which is convenient for adjusting the exercise intensity.

The technical scheme is as follows: the utility model provides a portable outdoor fitness equipment that has resistance adjustment function, including the mounting bracket, the slip is equipped with first hollow sliding frame in the mounting bracket, a plurality of locating hole has all been seted up to the front and back wall of first hollow sliding frame left portion, the slip is equipped with first carriage in the first hollow sliding frame, a plurality of supporting pad that is used for height-adjusting is installed respectively to the downside of mounting bracket and first carriage, inwards extending blind hole has all been seted up to the front and back wall of first carriage right part, all slide in two blind holes on the first carriage and be equipped with the locating piece, two locating pieces respectively with first carriage between the rigid coupling have the spring, two locating pieces are located adjacent first hollow sliding frame respectively on the first carriage in the locating hole, adjustment mechanism is installed on the first carriage, adjustment mechanism is used for adjusting the user's position of sitting, be provided with balance mechanism on the mounting bracket, the side-mounting bracket is installed training mechanism is used for the user's body building exercise, through adjustment mechanism and balance mechanism adjustment, horizontal support force and the adjustment mechanism when taking exercise for the user's position of sitting and the user are adjusted, the realization is in emergency braking the muscle or is used for the training the user to take exercise the comfort level.

In addition, particularly preferred is that the front wall and the rear wall in the mounting frame are provided with sliding grooves, the front wall and the rear wall of the right part of the first hollow sliding frame are provided with sliding blocks for limiting the left movement of the first hollow sliding frame, the two sliding blocks on the first hollow sliding frame slide in the two sliding grooves on the mounting frame respectively, the upper wall and the lower wall in the first hollow sliding frame are provided with sliding grooves, the upper side and the lower side of the right part of the first sliding frame are provided with sliding blocks for limiting the left movement of the first sliding frame, and the two sliding blocks on the first sliding frame slide in the two sliding grooves on the first hollow sliding frame respectively.

In addition, particularly preferred, adjustment mechanism includes the channel frame, the right part of channel frame rigid coupling in first carriage upper side, the limit frame is all installed to the front and back both sides wall of channel frame, the front and back both sides of channel frame all slide and are equipped with the movable frame, the upper portion of two movable frames all is equipped with the handle, the outside of two movable frames all rigid coupling has the fixed pin, the rigid coupling has the extension spring between two fixed pins, the dead lever is all run through to the inside of two movable frames, the front and back both sides of two dead levers all rigid coupling has the sliding block, two sliding blocks all sliding connection are in first carriage upper side on the dead lever, the both ends of two dead levers all install the hinged plate in rotation, the upper portion of first carriage is equipped with four support frames, four support frame upper side have two bedplate on the first carriage, two bedplate rotate and are connected, two fixed blocks on two bedplate and adjacent hinged plate rotate respectively, the backup pad is installed to the upper portion rotation of backup pad left side, the backup pad is equipped with the backup pad on the left side of backup pad, the backup pad is used for the position of two side of seat cushion, the seat cushion is provided with a plurality of seat pads on the side, the seat pad is provided with the position of seat pad, the seat pad is used for the position of a position of rest pad on the side of rest pad, and the seat pad is used for the seat pad.

In addition, particularly preferred is that the balancing mechanism comprises two swinging frames, the two swinging frames are respectively and rotatably connected with the front wall and the rear wall of the right part of the mounting frame, the front wall and the rear wall of the right side surface of the mounting frame are respectively and rotatably connected with telescopic rods between the right side surfaces of the two swinging frames, the outer parts of the two swinging frames are respectively provided with a cavity, the upper wall and the lower wall of the left part of the cavity of the two swinging frames are respectively provided with a limiting bulge for limiting the leftward movement of the second hollow sliding frame, the cavities of the two swinging frames are respectively and slidably provided with a second hollow sliding frame, the upper wall and the lower wall of the right part of the cavity of the two swinging frames are respectively and slidably provided with a sliding groove, the upper wall and the lower wall of the right part of the two second hollow sliding frames are respectively provided with a blind hole, the two blind holes on the two second hollow sliding frames are respectively provided with a positioning block in a sliding way, springs are fixedly connected between the two positioning blocks on the second hollow sliding frames and the second hollow sliding frames respectively, second sliding frames are respectively arranged in the two second hollow sliding frames in a sliding way, a plurality of supporting pads for adjusting the height are respectively arranged on the lower side surfaces of the two swinging frames and the two second sliding frames, a character slot is respectively arranged on the front wall and the rear wall of the two second hollow sliding frames, sliding blocks are respectively arranged on the front wall and the rear wall of the right part of the two second sliding frames, the sliding blocks on the two second sliding frames are respectively arranged in the character slots of the adjacent second hollow sliding frames in a sliding way for limiting the left movement of the second sliding frames, a mounting plate is rotationally connected between the two second sliding frames, the left side surface of the mounting plate is rotationally connected with the left side surfaces of the two second sliding frames through a telescopic rod, the locating clamping grooves are formed in the inner side faces of the two swinging frames, the limiting assembly is arranged on the right portion of the mounting frame and used for limiting and fixing the two swinging frames.

In addition, particularly preferred is, spacing subassembly is including the location fixture block, the location fixture block is equipped with two, the upside of two location fixture blocks sets up for the arcwall face, the sliding tray has all been seted up to the front and back wall of mounting bracket right part, the sliding tray is located the downside of swing frame, two location fixture blocks slide respectively in two sliding tray, rectangular channel has all been seted up at the front and back two parts of mounting bracket right side, two rectangular channel communicate with adjacent sliding tray respectively on the mounting bracket, the right part slip of location fixture block sets up in the rectangular channel on the mounting bracket, the rigid coupling has spacing spring between two location fixture blocks and the mounting bracket respectively.

In addition, it is particularly preferable that the left part of the cavity of the swing frame is stepped, and the upper step surface of the swing frame is an inclined surface for limiting leftward movement of the second hollow sliding frame.

In addition, particularly preferred, training mechanism is including the support, the support is equipped with two, two supports are installed respectively in the front and back two portions of mounting bracket upper side, install fixed hollow tube between the upper portion of two supports in the rotation, the left surface of fixed hollow tube installs the hydraulic pressure pipe, the left part slip of hydraulic pressure pipe is equipped with the sliding tube, first piston plate is installed to the right flank of sliding tube, arc wall has all been opened at two front and back portions of first piston plate, slip intraductal slip is equipped with the piston rod, the right-hand member of piston rod runs through the right part of hydraulic pressure pipe and sliding seal connection with it, the second piston plate is installed to the left end of piston rod, the left surface of second piston plate has been seted up to the right concave groove that holds, the arc wall has all been seted up at two front and back portions of second piston plate, the third piston plate is installed to the right end of piston rod, the right part is equipped with the revolving tube in the sliding tube, the right part passes first piston plate and is connected with its sealing rotation, two parts are all equipped with the fan-shaped plates about the right part of revolving tube, two fan-shaped piston plates all lie in the groove that holds of second plate, the left side of revolving tube, the piston plate is equipped with the torsion spring assembly is used for pushing the outside of the revolving tube, the torsion spring assembly is opened with the second piston plate, the outside of the revolving tube assembly is used for pushing the revolving tube, the outside of the rotation assembly is opened.

In addition, it is particularly preferable that the left end face of the rotary pipe is provided with two arc-shaped protruding blocks, the heights of the two arc-shaped protruding blocks on the rotary pipe gradually decrease from the middle part to two sides, the right part of the sliding rod is provided with protruding blocks, and the upper side and the lower side of the right part of the protruding blocks on the sliding rod are respectively provided with a contact block for extruding the arc-shaped protruding blocks of the rotary pipe to rotate.

In addition, it is particularly preferred that the pushing component comprises a fixed pipe, the fixed pipe is arranged at the left part of the sliding pipe, a sliding rod is slidably arranged at the right part of the fixed pipe, a scale plate is fixedly connected to the left lower side of the front side of the sliding pipe, a pointer is fixedly connected to the right part of the front side of the sliding rod, a rectangular groove is formed in the middle side of the left part of the front side of the sliding pipe, the pointer on the sliding rod penetrates through the rectangular groove on the sliding pipe, the pointer on the sliding rod is matched with the scale plate on the sliding pipe, a straight toothed bar is embedded in the upper side of the sliding rod, a shaft rod is rotatably arranged on the right side of the front part of the sliding pipe, the rear end of the shaft rod penetrates through the front part of the fixed pipe, a spur gear is arranged at the upper side of the spur gear, the spur gear is meshed with the straight toothed bar, a pedal is arranged on the left side of the sliding pipe, a containing groove extending rightward is formed in the left side of the pedal plate, a spring plate is arranged in the containing groove, the left end of the fixed pipe penetrates through the pedal plate and is fixedly connected with the spring plate, a rectangular hollow pipe is rotatably arranged at the left part of the upper side of the sliding plate, a rectangular hollow pipe is slidably arranged inside the rectangular hollow pipe, a rectangular sliding plate is arranged through the rectangular sliding pipe, the left side of the sliding pipe is connected with the rectangular hollow pipe through the rectangular through holes and the rectangular through hole is connected with the rectangular hollow pin through the rectangular through the sliding plate and the rectangular hollow through the sliding plate.

In addition, it is particularly preferred that the hydraulic piston further comprises a connecting disc, wherein the connecting disc is fixedly connected to the right side face of the third piston plate, a screw is rotatably arranged on the right side face of the fixed hollow tube, a rocking handle is fixedly connected to the right end of the screw, a moving disc is connected to the left part of the screw through threads, the moving disc is located in the fixed hollow tube and is in sliding connection with the fixed hollow tube, a pointer is fixedly connected to the rear side face of the moving disc, a scale plate is connected to the lower part of the rear side face of the fixed hollow tube, a rectangular groove is formed in the middle of the rear side face of the fixed hollow tube, the pointer on the moving disc penetrates through the rectangular groove on the fixed hollow tube, the pointer on the moving disc is matched with the scale plate on the fixed hollow tube, and a thrust spring is fixedly connected between the left side face of the moving disc and the right side face of the connecting disc and is located in the fixed hollow tube.

According to the invention, the angle of the backup plate is adjusted through the adjusting mechanism and the balancing mechanism, so that a more comfortable sitting posture is provided for a user, the exercise is completed by the training mechanism, when the legs of the user are weak or the cramp leaves the pedal plate and the spring plate, the rotating pipe rotates under the action of the torsion spring to separate the arc grooves on the first piston plate and the second piston plate, the hydraulic oil in the hydraulic pipe is separated, the emergency braking of the pedal plate is realized, the pedal plate is prevented from moving continuously under the action of gravity, and the injury is caused to the user, so that the safety of the invention is improved, the position of the movable plate is adjusted through the position adjustment of the sliding rod, the precision adjustment of the exercise intensity is conveniently realized by the cooperation of the pointer and the scale plate, the exercise intensity of the invention is suitable for different people, the practicability of the invention is improved, the space occupation is reduced by folding the pedal plate, and the invention is convenient to carry.

Drawings

Fig. 1 is a schematic perspective view of the present invention in use.

Fig. 2 is a schematic perspective view of the folded state of the present invention.

Fig. 3 is a schematic perspective view, partly in section, of the present invention.

Fig. 4 is a schematic perspective view of an adjusting mechanism according to the present invention.

Fig. 5 is a schematic perspective view of a balancing mechanism of the present invention in cross-section.

Fig. 6 is a partially enlarged perspective view of the balance mechanism of the present invention.

Fig. 7 is a schematic perspective view of the training mechanism of the present invention.

FIG. 8 is a schematic view of a partially cut-away perspective of the exercise mechanism of the present invention.

FIG. 9 is a schematic partial perspective view of the training mechanism of the present invention.

FIG. 10 is a schematic view of a partially cut-away perspective of the exercise mechanism of the present invention.

In the figure: 1. the device comprises a mounting frame, 2, a first hollow sliding frame, 3, a first sliding frame, 4, an adjusting mechanism, 401, a groove frame, 402, a moving frame, 403, a fixed pin, 404, a tension spring, 405, a fixed rod, 406, a hinged plate, 407, a seat plate, 408, a backup plate, 409, a support plate, 410, a limit clamping groove, 5, a balancing mechanism, 501, a swinging frame, 502, a telescopic rod, 503, a second hollow sliding frame, 504, a second sliding frame, 505, a mounting plate, 506, a positioning clamping groove, 507, a sliding groove, 508, a positioning clamping block, 509, a limit spring, 6, a training mechanism, 601, a support, 602, a fixed hollow pipe, 603, a hydraulic pipe, 604, a sliding pipe, 605, a first piston plate, 606, a second piston plate, 607, a connecting disc, 608, a third piston plate, 609, a rotating pipe, 610, a torsion spring, 611, a fixed pipe, 612, a sliding rod, 613, a spur rack, 614, a shaft 619, a spur gear, 616, a pedal plate, 617, a spring plate, 618, a rectangular hollow pipe, a rectangular sliding plate, 7, a training mechanism, 8, a rocking disc, 9, a moving handle, a spring, a 11, a push rod, and 11.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1

1-10, including a mounting frame 1, sliding grooves are formed in front and back walls in the mounting frame 1, a first hollow sliding frame 2 is arranged in the mounting frame 1 in a sliding manner, sliding blocks are arranged on front and back walls on the right part of the first hollow sliding frame 2, the sliding blocks on the first hollow sliding frame 2 limit the left movement of the first hollow sliding frame 2, two sliding blocks on the first hollow sliding frame 2 slide in the two sliding grooves on the mounting frame 1 respectively, a plurality of positioning holes are formed in front and back walls on the left part of the first hollow sliding frame 2, sliding grooves are formed in the upper and lower walls in the first hollow sliding frame 2, a first sliding frame 3 is arranged in the first hollow sliding frame 2 in a sliding manner, sliding blocks on the upper and lower side surfaces on the right part of the first sliding frame 3 limit the left movement of the first sliding frame 3, the two sliding blocks on the first sliding frame 3 slide in the two sliding grooves on the first hollow sliding frame 2 respectively, a plurality of supporting pads for adjusting the height are respectively arranged on the lower side surfaces of the mounting frame 1 and the first sliding frame 3, the front wall and the rear wall of the right part of the first sliding frame 3 are respectively provided with a blind hole extending inwards, the two blind holes on the first sliding frame 3 are respectively provided with a positioning block in a sliding way, a spring is fixedly connected between the two positioning blocks on the first sliding frame 3 and the first sliding frame 3 respectively, the two positioning blocks on the first sliding frame 3 are respectively positioned in the positioning holes on the adjacent first hollow sliding frame 2, an adjusting mechanism 4 for adjusting the sitting posture of a user is arranged on the first sliding frame 3, a balancing mechanism 5 for providing a horizontal supporting force is arranged on the mounting frame 1, the side surface on the mounting frame 1 is provided with a training mechanism 6 for body building and exercising of the user, by adjusting the adjusting mechanism 4 and the balancing mechanism 5, the horizontal supporting force and the sitting comfort of the user are adjusted when the user exercises, and the training mechanism 6 realizes emergency braking when the legs of the user are weak or cramps are separated, so that the invention is prevented from damaging the legs of the user when the user continues to work.

When the invention needs to be used, a user places the invention in a folded form as shown in fig. 2 on the ground, then adjusts the supporting pads on the mounting frame 1 and the first sliding frame 3 by the user, the center heights of the mounting frame 1 and the first sliding frame 3 are positioned on the same horizontal plane, then the user opens the balance mechanism 5, the user adjusts the balance mechanism 4 and the balance mechanism 5 again, the balance mechanism 5 provides the horizontal supporting force when the user exercises, the state of the invention is shown in fig. 1, then the user sits on the balance mechanism 4 and starts to exercise through the training mechanism 6, when the user leaves the invention through the leg weakness or cramps, the training mechanism 6 realizes emergency braking, the invention is prevented from being damaged by the leg of the user, so that the safety of the invention is improved, after the exercise is finished, the user resets the balance mechanism 5, the shape of the invention is as shown in fig. 2, the invention is convenient for the user to take the invention, and the automobile is small in occupied space, and the automobile is convenient to carry in an outdoor box.

Example 2

On the basis of embodiment 1, as shown in fig. 3 and 4, adjustment mechanism 4 includes a groove-shaped frame 401, groove-shaped frame 401 is welded at the right part of the upper side of first sliding frame 3, limit frames are welded at the front and rear two walls of groove-shaped frame 401, moving frames 402 are provided at the front and rear two parts of groove-shaped frame 401 in a sliding way, handles for providing support for both hands during exercise are provided at the upper parts of two moving frames 402, fixing pins 403 are fixedly connected at the outer parts of two moving frames 402, tension springs 404 are fixedly connected between two fixing pins 403, fixing rods 405 are embedded in the two moving frames 402, sliding blocks are welded at the front and rear two parts of two fixing rods 405, sliding blocks are connected at the upper side of first sliding frame 3 in a sliding way, two seat plates 407 are rotatably mounted at the front and rear two ends of two fixing rods 405, four support frames are arranged at the upper part of first sliding frame 3, two seat plates 407 are rotatably connected at the upper side of the first sliding frame 3, fixing rods 408 are fixedly connected at the upper side surface of two seat plates 407, two seat plates 408 are rotatably mounted at the upper side of seat plates 408, two seat plates 408 are rotatably mounted at the upper side plates 408, and the upper side plates 408 are rotatably mounted at the upper side of seat plates 408 are rotatably, and are rotatably mounted at the upper side plates 408.

As shown in fig. 5 and 6, the balancing mechanism 5 includes two swing frames 501, the swing frames 501 are provided with two front and rear walls, the two swing frames 501 are respectively connected to the right part of the mounting frame 1 in a rotating manner, a telescopic rod 502 is respectively connected between the front and rear parts of the right side surfaces of the mounting frame 1 and the right side surfaces of the two swing frames 501 in a rotating manner, the telescopic rod 502 is used for limiting the two swing frames 501, the outer parts of the two swing frames 501 are respectively provided with a cavity, the left part of the cavity of the swing frame 501 is provided with a step shape, the upper step surface of the swing frame 501 is an inclined surface, the step surface of the swing frame 501 is used for limiting the second hollow sliding frame 503 to move leftwards, the upper and lower walls of the cavity of the two swing frames 501 are respectively provided with limiting protrusions for limiting the second hollow sliding frame 503 to move leftwards, the upper and lower walls of the two hollow sliding frames 503 are respectively provided with sliding grooves, the limiting protrusions on the two swinging frames 501 are respectively arranged in the sliding grooves of the adjacent second hollow sliding frames 503 in a sliding way, the upper and lower walls of the right parts in the cavities of the two swinging frames 501 are respectively provided with a positioning groove, the upper and lower walls of the right parts of the two second hollow sliding frames 503 are respectively provided with a blind hole, the two blind holes on the two second hollow sliding frames 503 are respectively provided with a positioning block in a sliding way, springs are fixedly connected between the two positioning blocks on the second hollow sliding frames 503 and the second hollow sliding frames 503, the two positioning blocks on the two second hollow sliding frames 503 are respectively in limiting fit with the positioning grooves of the adjacent swinging frames 501, so that the second hollow sliding frames 503 are leftwards moved and limited, the two hollow sliding frames 503 are respectively provided with a second sliding frame 504, the lower sides of the two swinging frames 501 and the two second sliding frames 504 are respectively provided with a plurality of supporting pads for adjusting the height, the front and back walls of the two second hollow sliding frames 503 are provided with a through straight slot, the front and back walls of the right parts of the two second sliding frames 504 are provided with sliding blocks, the sliding blocks on the two second sliding frames 504 are respectively arranged in the straight slots of the adjacent second hollow sliding frames 503 in a sliding way, the second sliding frames 504 are limited in a leftward movement way, a mounting plate 505 is rotationally connected between the two second sliding frames 504, the left side surface of the mounting plate 505 is rotationally connected with the left side surfaces of the two second sliding frames 504 through a telescopic rod 502, the inner side surfaces of the two swinging frames 501 are provided with positioning clamping slots 506, the front and back walls of the right parts of the mounting frame 1 are provided with sliding slots 507, the sliding slots 507 are positioned at the lower sides of the swinging frames 501, the two sliding grooves 507 are respectively provided with positioning clamping blocks 508 in a sliding manner, the upper side faces of the two positioning clamping blocks 508 are arc-shaped, so that the front and rear swinging frames 501 swing downwards to extrude the adjacent positioning clamping blocks 508, the positioning clamping blocks 508 on the front and rear sides are respectively clamped into the adjacent positioning clamping grooves 506 to complete the limit fixation of the front and rear swinging frames 501, rectangular grooves are respectively formed in the front and rear parts of the right side face of the mounting frame 1, the two rectangular grooves on the mounting frame 1 are respectively communicated with the adjacent sliding grooves 507, the right part of the positioning clamping blocks 508 are slidably arranged in the rectangular grooves on the mounting frame 1, and the two positioning clamping blocks 508 are respectively fixedly connected with limiting springs 509 between the mounting frame 1.

As shown in fig. 7 to 10, the training mechanism 6 includes a support 601, the support 601 has two, the two supports 601 are welded at the front and rear parts of the upper side of the mounting frame 1, a fixed hollow tube 602 is rotatably installed between the upper parts of the two supports 601, a hydraulic tube 603 is welded at the left side of the fixed hollow tube 602, a sliding tube 604 is slidingly provided at the left part of the hydraulic tube 603, a first piston plate 605 is welded at the right side of the sliding tube 604, arc grooves for hydraulic oil flow are provided at both the front and rear parts of the first piston plate 605, a piston rod 607 is slidingly provided in the sliding tube 604, the right end of the piston rod 607 penetrates the right part of the hydraulic tube 603 and is slidingly and sealingly connected therewith, a second piston plate 606 is welded at the left end of the piston rod 607, a right concave containing groove is provided at the left side of the second piston plate 606, arc grooves for hydraulic oil flow are provided at both the front and rear parts of the second piston plate 606, the right end of the piston rod 607 is welded with a third piston plate 608, the right part in the sliding tube 604 is provided with a rotating tube 609, the right part of the rotating tube 609 passes through the first piston plate 605 and is connected with the first piston plate in a sealing and rotating way, the upper part and the lower part of the right part of the rotating tube 609 are respectively provided with a sector plate used for separating the arc grooves on the first piston plate 605 and the second piston plate 606, the two sector plates on the rotating tube 609 are respectively positioned in the containing groove of the second piston plate 606, the left end face of the rotating tube 609 is provided with two arc-shaped protruding blocks, the heights of the two arc-shaped protruding blocks on the rotating tube 609 are gradually reduced from the middle part to two sides, the outer side face of the rotating tube 609 is sleeved with a torsion spring 610 used for enabling the rotating tube 609 to rotate and reset, the two ends of the torsion spring 610 are fixedly connected with the rotating tube 609 and the sliding tube 604 respectively, the left part of the sliding tube 604 is provided with a pushing component used for pushing the rotating tube 609 to rotate, thereby opening the arcuate slots in the first 605 and second 606 piston plates.

As shown in fig. 7-10, the pushing assembly comprises a fixed tube 611, the fixed tube 611 is disposed at the left part of the sliding tube 604, a sliding rod 612 is slidably disposed at the right part of the fixed tube 611, a protruding block is disposed at the right part of the sliding rod 612, contact blocks are disposed at the upper and lower sides of the right part of the protruding block on the sliding rod 612, the protruding block on the sliding rod 612 extrudes an arc-shaped bump of the rotating tube 609 to rotate, a scale plate is fixedly connected at the left lower side of the front side of the sliding tube 604, a pointer is fixedly connected at the right part of the front side of the sliding rod 612, a rectangular slot is formed at the left middle side of the front side of the sliding tube 604, the pointer on the sliding rod 612 passes through the rectangular slot on the sliding tube 604, the pointer on the sliding rod 612 is matched with the scale plate on the sliding tube 604 to accurately adjust the strength of exercise, a straight toothed bar 613 is embedded at the upper side of the sliding rod 612, a shaft 614 is rotatably mounted at the right side of the front part of the sliding tube 604, the rear end of the shaft 614 passes through the front part of the fixed tube 611, the rear end of the shaft lever 614 is provided with a spur gear 615 through a key, the spur gear 615 is positioned on the upper side of the spur rack 613, the spur gear 615 is meshed with the spur rack 613, the shaft lever 614 rotates clockwise or anticlockwise to enable the spur rack 613 to move leftwards or rightwards through the spur gear 615, the distance between the sliding rod 612 and the rotating tube 609 is adjusted through the leftwards or rightwards movement of the spur rack 613, the intensity of exercise is adjusted, the left side surface of the sliding tube 604 is provided with a foot plate 616, the left side surface of the foot plate 616 is provided with a containing groove extending rightwards, the containing groove of the foot plate 616 is internally provided with a spring plate 617, the left end of the fixed tube 611 penetrates through the foot plate 616 and is fixedly connected with the spring plate 617, when the foot plate 617 steps on the foot plate 616 and the spring plate 617, the sliding rod 612 moves rightwards through the fixed tube, the sliding rod 612 is extruded by a cambered lug on the rotating tube 609 through a bulge block on the sliding rod 612, the rotary pipe 609 is rotated, the two fan-shaped plates on the rotary pipe 609 are rotated to prevent the arc-shaped grooves of the second piston plate 606 from being blocked, at this time, the arc-shaped grooves on the first piston plate 605 and the second piston plate 606 are in a communicating state, hydraulic oil in the hydraulic pipe 603 is convenient to flow, a rectangular hollow pipe 618 is rotatably arranged on the left part of the upper side face of the mounting frame 1, a rectangular sliding plate 619 is slidably arranged in the rectangular hollow pipe 618, the left part of the lower side face of the hydraulic pipe 603 is rotatably connected with the rectangular sliding plate 619 through a mounting seat, a plurality of through holes are formed in the front wall and the rear wall of the rectangular hollow pipe 618 and the rectangular sliding plate 619, a pin rod is inserted between the through holes on the uppermost sides of the rectangular hollow pipe 618 and the rectangular sliding plate 619, the pin rod between the through holes on the uppermost sides of the rectangular hollow pipe 618 and the rectangular sliding plate 619 is taken out, the height of the rectangular sliding plate 619 is adjusted, and then the pin rod is inserted between the through holes on the uppermost sides of the rectangular hollow pipe 618 and the rectangular sliding plate 619, and the height adjustment of the foot plate 619 is completed.

When the invention is needed to be used, a user places the invention in a folded form as shown in fig. 2 on the ground, the user swings the front and rear swinging frames 501 downwards, the telescopic rods 502 are stretched along with the swinging frames, as the lower parts of the inner side surfaces of the front and rear swinging frames 501 are arc-shaped surfaces, when the front and rear swinging frames 501 press the adjacent positioning clamping blocks 508, the positioning clamping blocks 508 at the front and rear sides respectively move into the adjacent sliding grooves 507, the limiting springs 509 at the front and rear sides are compressed along with the compression, when the front and rear swing frames 501 do not press the adjacent positioning clamping blocks 508, the positioning clamping blocks 508 at the front and rear sides respectively move outwards under the action of the limiting springs 509, the positioning clamping blocks 508 at the front and rear sides are respectively clamped into the adjacent positioning clamping grooves 506, the limiting and fixing of the front and rear swing frames 501 is completed, then a user pulls the mounting plate 505 and the first sliding frame 3 leftwards, the mounting plate 505 moves leftwards to enable the two second sliding frames 504 to move leftwards, the second hollow sliding frames 503 on the two second sliding frames 504 are driven to move leftwards in the leftward moving process, the two positioning blocks on the two second hollow sliding frames 503 move leftwards and backwards to move into adjacent blind holes respectively, springs are compressed along with the two positioning blocks, when the second sliding frames 504 and the second hollow sliding frames 503 move leftwards and limit, a user stops leftwards to move the mounting plate 505, the first sliding frame 3 drives the first hollow sliding frame 2 to move leftwards in the leftward moving process, initially, the two springs on the first sliding frame 3 are in a compressed state, the two positioning blocks on the first sliding frame 3 are positioned in the blind holes on the first sliding frame 3, and when the positioning blocks on the first sliding frame 3 are overlapped with the positioning holes of the first hollow sliding frame 2 in the leftward moving process to the limit position of the first hollow sliding frame 2, the positioning blocks on the first sliding frame 3 are outwards popped up under the action of the connected springs and clamped into the corresponding positioning holes on the first hollow sliding frame 2, the first sliding frame 3 continues to move leftwards, the first hollow sliding frame 2 can extrude the positioning blocks on the first sliding frame 3 to move into the blind holes on the first sliding frame 3, the steps are repeated continuously, after the first sliding frame 3 and the first hollow sliding frame 2 move leftwards and are limited, the positioning blocks on the first sliding frame 3 are positioned in the leftmost positioning holes of the first hollow sliding frame 2, the position of the first sliding frame 3 is limited, then a user stops moving the first sliding frame 3 leftwards, then the user adjusts the supporting pads on the mounting frame 1 and the first sliding frame 3, the central heights of the mounting frame 1 and the first sliding frame 3 are located on the same horizontal plane, and adjusts the supporting pads on the second sliding frame 504 and the swinging frame 501, and the central heights of the second sliding frame 504 and the swinging frame 501 are located on the same horizontal plane with the central heights of the mounting frame 1 and the first sliding frame 3.

The user then rotates the shaft 614 clockwise or counterclockwise, the shaft 614 rotates the spur gear 615 clockwise or counterclockwise, the spur gear 615 rotates clockwise or counterclockwise to move the spur rack 613 leftwards or rightwards, the spur rack 613 leftwards or rightwards moves the sliding rod 612 to leftwards or rightwards, thus adjusting the distance between the sliding rod 612 and the rotating tube 609, thus adjusting the intensity of exercise, the sliding rod 612 leftwards or rightwards moves the upper pointer of the sliding rod 612 to leftwards or rightwards, the upper pointer of the sliding rod 612 moves leftwards or rightwards to cooperate with the scale plate on the sliding tube 604, the intensity of exercise is conveniently and accurately adjusted, after the position adjustment of the sliding rod 612 is completed, the user stops rotating the shaft 614, thus facilitating the use of different people, the user then moves the two seat plates 407 outwards, the two seat plates 407 move outwards through the hinged plates 406 on the seat plates 407 to enable the two fixing rods 405 to move outwards, the two fixing rods 405 move outwards respectively to drive the two moving frames 402 to move outwards, the two moving frames 402 move outwards respectively to drive the fixing pins 403 on the moving frames to move outwards, the tension springs 404 stretch along with the moving frames, when the two seat plates 407 are placed on the first sliding frame 3, a user swings the backup plates 408 upwards and clamps the support plates 409 into the corresponding limit clamping grooves 410 to complete the adjustment of the backup plates 408, then the user takes out the pin rods between the rectangular hollow tubes 618 and the through holes on the uppermost sides of the rectangular sliding plates 619 and adjusts the heights of the rectangular sliding plates 619, after the adjustment is completed, the pin rods are inserted between the rectangular hollow tubes 618 and the through holes on the uppermost sides of the rectangular sliding plates 619 to complete the limit fixing of the rectangular sliding plates 619, thus the height adjustment of the pedals 616 is completed, the shape of the invention is shown in figure 1.

Then the user sits on the seat board 407, holds the handles on the two moving frames 402 by two hands respectively, steps the feet on the foot rest 616 and the spring plate 617, the spring plate 617 moves rightwards at the moment, the spring plate 617 moves rightwards to drive the fixed pipe 611 to move rightwards, the fixed pipe 611 moves rightwards to drive the sliding rod 612 to move rightwards, the left side surface of the rotating pipe 609 is provided with two arc-shaped protruding blocks, the height of the two arc-shaped protruding blocks on the rotating pipe 609 is gradually reduced from the middle part to two sides, the right part of the sliding rod 612 is provided with protruding blocks, the upper side and the lower side of the right part of the protruding blocks on the sliding rod 612 are respectively provided with a contact block, the protruding blocks on the sliding rod 612 move rightwards to press the arc-shaped protruding blocks on the rotating pipe 609, the rotating pipe 609 rotates, the two fan-shaped plates on the rotating pipe 609 rotates to prevent the arc-shaped grooves of the second piston plate 606 from being blocked, at this time, the arc grooves on the first piston plate 605 and the second piston plate 606 are in a communicating state, the torsion spring 610 rotates with the torsion spring, the user presses the foot pedal 616 to move rightwards, the foot pedal 616 moves rightwards to move the sliding tube 604 rightwards, the sliding tube 604 moves rightwards to move the first piston plate 605 rightwards, the first piston plate 605 moves rightwards to move the second piston plate 606 rightwards, the second piston plate 606 rightwards moves the piston rod 607 to move rightwards, the hydraulic oil in the hydraulic tube 603 flows leftwards through the arc grooves on the second piston plate 606 and the first piston plate 605 along with the hydraulic oil, when the foot of the user no longer presses the right movement, the foot pedal 616 moves leftwards under the action of the gravity of the foot pedal 616, the hydraulic oil in the hydraulic tube 603 flows rightwards through the arc grooves of the first piston plate 605 and the second piston plate 606 along with the hydraulic oil, the user continuously presses the foot pedal 616 to move rightwards, so that the aim of exercise is achieved, and the foot pedal 616 is prevented from moving rapidly to the left under the action of gravity by the hydraulic oil, thereby causing injury to the user.

When the user leaves the pedal 616 and the spring plate 617 with the weak legs or the cramp during exercise, the rotating tube 609 is rotated and reset under the action of the elastic force of the torsion spring 610, the rotating tube 609 rotates to enable the two sector plates on the rotating tube to rotate and block the arc-shaped groove of the second piston plate 606, the arc-shaped grooves on the first piston plate 605 and the second piston plate 606 are not communicated, hydraulic oil at the left part in the hydraulic tube 603 cannot flow to the right part under the action of the gravity of the pedal 616, and when the user leaves the pedal 616 and the spring plate 617 with the weak legs or the cramp during exercise, emergency braking is realized, and the pedal 616 is prevented from being continuously moved leftwards under the action of the gravity to cause injury to the user, so that the safety of the invention is improved.

When the exercise is completed without using the present invention, the user first lifts the present invention from the present invention, the user moves the support plate 409 away from the limit clamping groove 410 and resets the backup plate 408, then the user moves the mounting plate 505 and the first sliding frame 3 rightward, the first sliding frame 3 moves rightward to move the first hollow sliding frame 2 into the mounting frame 1, the first sliding frame 3 moves into the first hollow sliding frame 2, during the rightward movement of the first sliding frame 3 to the limit position of the first hollow sliding frame 2, the two positioning blocks on the first sliding frame 3 move into the blind holes thereon, the springs are compressed, when the positioning blocks on the first sliding frame 3 coincide with the positioning holes of the first hollow sliding frame 2, the positioning blocks on the first sliding frame 3 are reset under the action of the springs, and thus repeated, after the rightward movement of the first sliding frame 3 to the limit position of the first hollow sliding frame 2, the positioning block on the first sliding frame 3 is positioned in the upper blind hole of the positioning block, the mounting plate 505 moves rightwards to enable the second sliding frame 504 to move rightwards into the second hollow sliding frame 503, the second hollow sliding frame 503 moves into the swinging frame 501, when the second sliding frame 504 and the second hollow sliding frame 503 move rightwards to the limit position, the positioning block on the second hollow sliding frame 503 is clamped into the positioning groove under the action of the spring, then the two positioning clamping blocks 508 move inwards by a user, the two positioning clamping blocks 508 move inwards to compress the limiting spring 509 thereon, the two positioning clamping blocks 508 move out of the positioning clamping grooves 506 correspondingly, the limiting fixation of the swinging frame 501 is released, then the front swinging frame 501 and the rear swinging frame 501 swing upwards to reset, the shape of the swinging frame 501 after reset is limited and fixed through the telescopic rod 502, the shape of the invention is shown in figure 2, the user can lift and place the hydraulic pipe 603 by directly using the handle on the hydraulic pipe, and the hydraulic pipe is folded to reduce space occupation, so that the hydraulic pipe is convenient for the user to carry.

Example 3

On the basis of embodiment 2, as shown in fig. 8, the device further comprises a connecting disc 7, the connecting disc 7 is fixedly connected to the right side surface of the third piston plate 608, a screw rod 8 is rotatably installed on the right side surface of the fixed hollow tube 602, a rocking handle 9 is fixedly connected to the right end of the screw rod 8, a moving disc 10 is connected to the left part of the screw rod 8 through threads, the moving disc 10 is located in the fixed hollow tube 602 and is in sliding connection with the fixed hollow tube 602, a pointer is welded to the rear side surface of the moving disc 10, a scale plate is connected to the lower part of the rear side surface of the fixed hollow tube 602 through a bolt, a rectangular groove is formed in the middle of the rear side surface of the fixed hollow tube 602, the pointer on the moving disc 10 penetrates through the rectangular groove on the fixed hollow tube 602, the pointer on the moving disc 10 is matched with the scale plate on the fixed hollow tube 602 and used for accurately adjusting the strength of exercise, a thrust spring 11 is welded between the left side surface of the moving disc 10 and the right side surface of the connecting disc 7, the thrust spring 11 is located in the fixed hollow tube 602, the rocking handle 9 is held by a user through the screw rod 8 to rotate to enable the moving disc 10 to move leftwards, the moving disc 10, and the extruding force 7 is strengthened through the thrust spring 11, and the strength adjusting strength of exercise is achieved.

When the intensity of exercise is required to be enhanced, a user holds the rocking handle 9 to enable the screw rod 8 to rotate clockwise, the screw rod 8 clockwise enables the moving disc 10 to move leftwards, the moving disc 10 moves leftwards to press the thrust spring 11, the thrust spring 11 presses the elastic force on the connecting disc 7, the connecting disc 7 presses the force on the third piston plate 608 to increase the right moving force of the piston rod 607, the aim of adjusting the intensity of exercise is achieved, the pointer on the moving disc 10 moves leftwards to drive the pointer on the moving disc 10 to move leftwards, the pointer on the moving disc 10 moves leftwards to be matched with the scale plate on the hollow fixed tube 611, the intensity of exercise is convenient to accurately adjust, when the invention is not required to be used, the user holds the rocking handle 9 to enable the screw rod 8 to rotate anticlockwise, so that the moving disc 10 moves rightwards to reset, after the moving disc 10 moves rightwards to reset, the user stops rotating the rocking handle 9, and then the user repeats the operation, so that the invention is folded to be in a state as shown in fig. 2, and then the user lifts the invention through the handle on the hydraulic tube 603.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present invention.

Claims

1. The utility model provides a portable outdoor fitness equipment with resistance adjustment function, including mounting bracket (1), the interior first hollow slip frame (2) that is equipped with of mounting bracket (1), a plurality of locating hole has all been seted up to the front and back two walls of first hollow slip frame (2) left portion, the interior first carriage (3) that is equipped with of first hollow slip frame (2), a plurality of supporting pad that is used for height-adjusting is installed respectively to the downside of mounting bracket (1) and first carriage (3), inwards extending blind hole has all been seted up to the front and back two walls of first carriage (3) right portion, all slide in two blind holes on first carriage (3) and be equipped with the locating piece, the rigid coupling has the spring between two locating pieces respectively and first carriage (3) on first carriage (3), two locating pieces are located adjacent first hollow slip frame (2) on locating hole respectively, its characterized in that: the device comprises a first sliding frame (3), a second sliding frame (3) and an adjusting mechanism (4), wherein the adjusting mechanism (4) is arranged on the first sliding frame, the adjusting mechanism (4) is used for adjusting the sitting posture of a user, a balancing mechanism (5) is arranged on the mounting frame (1), the balancing mechanism (5) is used for providing horizontal supporting force, a training mechanism (6) is arranged on the side face of the mounting frame (1), the training mechanism (6) is used for body building and exercise of the user, and the horizontal supporting force and the comfort level of the sitting posture are adjusted when the user exercises through adjustment of the adjusting mechanism (4) and the balancing mechanism (5), so that emergency braking is realized when the legs of the user are weak or the cramps are separated by the training mechanism (6);

Sliding grooves are formed in the front wall and the rear wall of the right part of the first hollow sliding frame (2), sliding blocks are arranged in the front wall and the rear wall of the right part of the first hollow sliding frame (2) and used for limiting the left movement of the first hollow sliding frame (2), two sliding blocks on the first hollow sliding frame (2) slide in the two sliding grooves on the mounting frame (1) respectively, sliding grooves are formed in the upper wall and the lower wall of the first hollow sliding frame (2), sliding blocks are arranged on the upper side surface and the lower side surface of the right part of the first sliding frame (3) and used for limiting the left movement of the first sliding frame (3), and two sliding blocks on the first sliding frame (3) slide in the two sliding grooves on the first hollow sliding frame (2) respectively;

the adjusting mechanism (4) comprises a groove frame (401), the groove frame (401) is fixedly connected to the right part of the upper side surface of the first sliding frame (3), limiting frames are arranged on the front wall and the rear wall of the groove frame (401), the movable frames (402) are arranged at the front wall and the rear wall of the groove frame (401) in a sliding mode, handles are arranged at the upper parts of the two movable frames (402), fixing pins (403) are fixedly connected to the outer parts of the two movable frames (402), tension springs (404) are fixedly connected between the two fixing pins (403), fixing rods (405) are fixedly connected to the inner parts of the two movable frames (402) in a penetrating mode, sliding blocks are fixedly connected to the front part and the rear part of the two fixing rods (405), the two sliding blocks are connected to the upper side surface of the first sliding frame (3) in a sliding mode, hinge plates (406) are rotatably arranged at the two ends of the two fixing rods (405), four support frames are arranged on the upper side surfaces of the first sliding frame (3), two seat plates (407) are rotatably connected to the upper side surfaces of the two adjacent hinge plates (408), two upper side surfaces of the two seat plates (407) are rotatably connected to the two seat plates (408) respectively, the lower part of the supporting plate (409) is provided with a cross rod, the left side of the upper part of the first sliding frame (3) is provided with a plurality of limit clamping grooves (410), the cross rod on the supporting plate (409) is positioned in the corresponding limit clamping groove (410), the upper side surfaces of the two seat plates (407) and the right side surface of the backup plate (408) are wrapped with foam-rubber cushion, and the foam-rubber cushion on the two seat plates (407) and the backup plate (408) is used for providing comfortable sitting postures for users;

The balance mechanism (5) comprises two swing frames (501), wherein the two swing frames (501) are respectively connected with the front wall and the rear wall of the right part of the mounting frame (1) in a rotating way, the front wall and the rear wall of the right side of the mounting frame (1) are respectively connected with telescopic rods (502) in a rotating way between the right sides of the two swing frames (501), the outer parts of the two swing frames (501) are respectively provided with a cavity, the upper wall and the lower wall of the left part of the cavity of the two swing frames (501) are respectively provided with a limiting bulge for limiting the left movement of the second hollow sliding frame (503), the cavities of the two swing frames (501) are respectively provided with a second hollow sliding frame (503) in a sliding way, the upper wall and the lower wall of the right part of the two swing frames (501) are respectively provided with a sliding way, the upper wall and the lower wall of the two swing frames (503) are respectively provided with a sliding way, the two hollow sliding frames (503) are respectively provided with a blind way, the two hollow sliding frames (503) are respectively provided with a hollow way, a plurality of supporting pads for adjusting the height are respectively arranged on the lower side surfaces of the two swing frames (501) and the two second sliding frames (504), a front wall and a rear wall of the two second hollow sliding frames (503) are respectively provided with a straight slot, sliding blocks are respectively arranged on the front wall and the rear wall of the right part of the two second sliding frames (504), the sliding blocks on the two second sliding frames (504) are respectively arranged in the straight slots of the adjacent second hollow sliding frames (503) in a sliding way and used for limiting the left movement of the second sliding frames (504), a mounting plate (505) is rotationally connected between the two second sliding frames (504), the left side surfaces of the mounting plate (505) and the left side surfaces of the two second sliding frames (504) are rotationally connected through a telescopic rod (502), the inner side surfaces of the two swing frames (501) are respectively provided with a positioning clamping slot (506), and the right part of the mounting frame (1) is provided with a limiting component which is used for limiting and fixing the two swing frames (501);

Limiting component is including location fixture block (508), location fixture block (508) are equipped with two, the upside of two location fixture blocks (508) is the arcwall face setting, sliding tray (507) have all been seted up to the front and back both walls of mounting bracket (1) right part, sliding tray (507) are located the downside of swing frame (501), two location fixture blocks (508) slide respectively in two sliding tray (507), rectangular channel has all been seted up at the front and back both sides of mounting bracket (1) right side, two rectangular channel communicate with adjacent sliding tray (507) respectively on mounting bracket (1), the right part slip of location fixture block (508) sets up in rectangular channel on mounting bracket (1), the rigid coupling has spacing spring (509) between two location fixture blocks (508) and mounting bracket (1) respectively.

2. A portable outdoor fitness device having resistance adjustment functionality according to claim 1, wherein: the left part of the cavity of the swinging frame (501) is in a step shape, and the upper step surface of the swinging frame (501) is an inclined surface and is used for limiting the leftward movement of the second hollow sliding frame (503).

3. A portable outdoor fitness device having resistance adjustment functionality according to claim 1, wherein: the training mechanism (6) comprises two brackets (601), wherein the two brackets (601) are respectively arranged at the front and rear parts of the upper side surface of the mounting frame (1), a fixed hollow pipe (602) is rotatably arranged between the upper parts of the two brackets (601), a hydraulic pipe (603) is arranged at the left side surface of the fixed hollow pipe (602), a sliding pipe (604) is slidably arranged at the left part of the hydraulic pipe (603), a first piston plate (605) is arranged at the right side surface of the sliding pipe (604), arc grooves are respectively formed at the front and rear parts of the first piston plate (605), piston rods (607) are respectively arranged in the sliding pipe (604), the right ends of the piston rods (607) penetrate through the right part of the hydraulic pipe (603) and are in sliding sealing connection with the right part of the hydraulic pipe, a second piston plate (606) is arranged at the left end of the second piston plate (606), a right concave containing groove is formed in the left side surface of the second piston plate (606), a third piston plate (608) is slidably arranged at the right end of the second piston plate (606), the right end of the piston plate (604) is provided with arc grooves, the right end of the piston plate (607) is rotatably connected with the right end of the piston plate (609), the right end of the piston plate (609) is rotatably arranged in the right part of the piston plate (609), the right plate (609) is rotatably connected with the right end of the right plate (609), the outer side surface of the rotary pipe (609) is sleeved with a torsion spring (610), two ends of the torsion spring (610) are fixedly connected with the rotary pipe (609) and the sliding pipe (604) respectively, a pushing component is arranged at the left part of the sliding pipe (604) and used for pushing the rotary pipe (609) to rotate, and therefore arc grooves on the first piston plate (605) and the second piston plate (606) are opened.

4. A portable outdoor fitness device having resistance adjustment functionality according to claim 3, wherein: the pushing component comprises a fixed pipe (611), the fixed pipe (611) is arranged at the left part of the sliding pipe (604), the right part of the fixed pipe (611) is slidably provided with a sliding rod (612), the lower left side of the front side of the sliding pipe (604) is fixedly connected with a scale plate, the right part of the front side of the sliding rod (612) is fixedly connected with a pointer, the middle left side of the front side of the sliding pipe (604) is provided with a rectangular groove, the pointer on the sliding rod (612) passes through the rectangular groove on the sliding pipe (604), the pointer on the sliding rod (612) is matched with the scale plate on the sliding pipe (604), the upper side of the sliding rod (612) is embedded with a straight toothed bar (613), the right side of the front part of the sliding pipe (604) is rotatably provided with a shaft lever (614), the rear end of the shaft lever (614) passes through the front part of the fixed pipe (611), the rear end of the shaft lever (614) is provided with a spur gear (615), the spur gear (615) is positioned on the upper side of the spur rack (613), the spur gear (615) is meshed with the spur rack (613), the left side surface of the sliding pipe (604) is provided with a foot pedal (616), the left side surface of the foot pedal (616) is provided with a containing groove extending rightward, the containing groove of the foot pedal (616) is internally provided with a spring plate (617), the left end of the fixed pipe (611) penetrates through the foot pedal (616) and is fixedly connected with the spring plate (617), the left part of the upper side surface of the mounting rack (1) is rotatably provided with a rectangular hollow pipe (618), a rectangular sliding plate (619) is arranged in the rectangular hollow tube (618) in a sliding mode, the left portion of the lower side face of the hydraulic tube (603) is connected with the rectangular sliding plate (619) in a rotating mode through a mounting seat, a plurality of through holes are formed in the front wall and the rear wall of the rectangular hollow tube (618) and the front wall and the rear wall of the rectangular sliding plate (619), and a pin rod is inserted between the through holes in the uppermost side of the rectangular hollow tube (618) and the uppermost side of the rectangular sliding plate (619).

5. The portable outdoor fitness equipment with resistance adjustment function according to claim 4, wherein: the left end face of the rotary pipe (609) is provided with two arc-shaped protruding blocks, the heights of the two arc-shaped protruding blocks on the rotary pipe (609) gradually decrease from the middle part to two sides, the right part of the sliding rod (612) is provided with protruding blocks, and the upper side and the lower side of the right part of the protruding blocks on the sliding rod (612) are respectively provided with a contact block for extruding the arc-shaped protruding blocks of the rotary pipe (609) to enable the arc-shaped protruding blocks to rotate.

6. A portable outdoor fitness device having resistance adjustment functionality according to claim 3, wherein: still including connection pad (7), connection pad (7) rigid coupling is in the right flank of third piston board (608), screw rod (8) are installed in the right flank rotation of fixed hollow tube (602), the right-hand member rigid coupling of screw rod (8) has rocking handle (9), the left part of screw rod (8) has movable dish (10) through threaded connection, movable dish (10) are located fixed hollow tube (602) and rather than sliding connection, the trailing flank rigid coupling of movable dish (10) has the pointer, the lower part of the trailing flank of fixed hollow tube (602) is connected with the scale plate, rectangular channel has been seted up at the trailing flank middle part of fixed hollow tube (602), the last pointer of movable dish (10) passes the last rectangular channel of fixed hollow tube (602), the last pointer of movable dish (10) cooperates with the scale plate on fixed hollow tube (602), the rigid coupling has thrust spring (11) between the left surface of movable dish (10) and the right flank of connection pad (7), thrust spring (11) are located fixed hollow tube (602).