CN216676864U - Sitting posture leg-kicking training device capable of performing double-leg asynchronous training - Google Patents

Abstract

The application discloses can carry out asynchronous training's position of sitting leg kicking trainer of biped, which comprises a main frame, the body frame is including first perpendicular frame and the second that the interval set up erects the frame, it is connected with first leg kicking frame and second leg kicking frame to rotate respectively between first perpendicular frame and the second perpendicular frame, first leg kicking frame faces the first leg kicking plate of one side fixedly connected with of carriage, the second leg kicking frame faces the second leg kicking plate of one side fixedly connected with of carriage, first leg kicking frame keeps away from the first load pole of one side fixedly connected with of carriage, the second leg kicking frame keeps away from one side fixedly connected with second load pole of carriage, first load pole and second load pole are used for connecting the load respectively, first leg kicking frame and second are pedaled and are connected switching mechanism through asynchronous synchronization between the leg frame. The first leg kicking frame and the second leg kicking frame can synchronously move, the first leg kicking frame and the second leg kicking frame can asynchronously move, and the requirement of double-leg asynchronous training can be met.

Description

Sitting posture leg-kicking training device capable of performing double-leg asynchronous training

Technical Field

The utility model relates to the field of fitness equipment, in particular to a sitting posture leg kicking training device capable of performing double-leg asynchronous training.

Background

The leg muscles can be trained by using the sitting posture leg-kicking training device. The hanging-plate type sitting posture leg-kicking training device is one of sitting posture leg-kicking training devices, and a weight plate is used for providing resistance.

The existing sitting posture leg-kicking training device only comprises a leg-kicking plate, and the requirement of double-leg asynchronous training cannot be met.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned drawbacks and deficiencies of the prior art, it would be desirable to provide a sitting posture leg-kicking training device capable of performing asynchronous training of both legs, which satisfies the requirement of asynchronous training of both legs.

In a first aspect, the sitting posture leg-kicking training device capable of performing double-leg asynchronous training comprises a main frame, wherein the main frame comprises a first vertical frame and a second vertical frame which are arranged at intervals, a first leg-kicking frame and a second leg-kicking frame are respectively connected between the first vertical frame and the second vertical frame in a rotating mode, the bottom of the first vertical frame is connected with the bottom of the second vertical frame through an underframe, the underframe is slidably connected with a sliding frame in an adjustable position, a seat cushion and a back cushion are fixedly connected with the sliding frame, a first leg-kicking plate is fixedly connected to one side, facing the sliding frame, of the first leg-kicking frame, a second leg-kicking plate is fixedly connected to one side, facing the sliding frame, of the first leg-kicking frame, a first load rod is fixedly connected to one side, facing away from the sliding frame, of the second leg-kicking frame, a second load rod is fixedly connected to one side, away from the sliding frame, the first load rod and the second load rod are used for being connected with loads respectively, the first vertical frame is provided with a first limiting adjusting and protecting mechanism which is used for stopping the first load rod, the second vertical frame is provided with a second limiting adjusting and protecting mechanism which is used for stopping the second load rod, and the first leg kicking frame and the second leg kicking frame are connected through an asynchronous and synchronous switching mechanism.

According to the technical scheme provided by the embodiment of the application, the first leg pedaling frame and the second leg pedaling frame are connected through the asynchronous and synchronous switching mechanism, so that synchronous movement of the first leg pedaling frame and the second leg pedaling frame can be realized, asynchronous movement of the first leg pedaling frame and the second leg pedaling frame can also be realized, and the requirement of double-leg asynchronous training can be met.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

FIG. 1 is a front view of a sitting posture leg kicking training device capable of performing asynchronous training of two legs in accordance with an embodiment of the present invention;

FIG. 2 is a perspective view of a sitting posture leg kicking training device capable of performing asynchronous training of two legs according to an embodiment of the present invention;

FIG. 3 is a perspective view of a sitting posture leg kicking training device capable of performing asynchronous training of two legs according to an embodiment of the present invention;

FIG. 4 is a perspective view of a sitting posture leg kicking training device capable of performing asynchronous training of two legs according to an embodiment of the present invention;

FIG. 5 is a front view taken along direction F in FIG. 1;

FIG. 6 is an enlarged view of a portion of FIG. 1 at A;

FIG. 7 is an enlarged view of a portion of FIG. 2 at B;

FIG. 8 is an enlarged view of a portion of FIG. 5 at C;

FIG. 9 is a schematic structural diagram of a sitting posture leg-kicking training device for asynchronous training of two legs according to an embodiment of the present invention;

FIG. 10 is an enlarged view of a portion of FIG. 9 at D;

FIG. 11 is a schematic structural view of a first vertical frame of the sitting posture leg-kicking training device for asynchronous training of two legs according to the embodiment of the present invention;

FIG. 12 is an enlarged view of a portion of FIG. 11 at E;

fig. 13 is a schematic structural view of the screw rod and the cushion pad of the sitting posture leg-kicking training device for performing asynchronous training of two legs according to the embodiment of the present invention.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1 to 13, the sitting posture leg-kicking training device for performing asynchronous training of two legs according to the present invention comprises a main frame 100, the main frame 100 comprises a first vertical frame 110 and a second vertical frame 120 spaced apart from each other, a first leg-kicking frame 200 and a second leg-kicking frame 700 are rotatably connected between the first vertical frame 110 and the second vertical frame 120, the bottom of the first vertical frame 110 and the bottom of the second vertical frame 120 are connected by a base frame 300, the base frame 300 is slidably connected with a sliding frame 400 in an adjustable position, the sliding frame 400 is fixedly connected with a seat cushion 411 and a back cushion 412, a first leg-kicking plate 210 is fixedly connected to a side of the first leg-kicking frame 200 facing the sliding frame 400, a second leg-kicking plate 710 is fixedly connected to a side of the second leg-kicking frame 700 facing the sliding frame 400, a first load bar 220 is fixedly connected to a side of the first leg-kicking frame 200 facing away from the sliding frame 400, and a second load bar 720 is fixedly connected to a side of the second leg-kicking frame 700 facing away from the sliding frame 400, the first load bar 220 and the second load bar 720 are used for connecting loads respectively, the first vertical frame 110 is provided with a first limit adjusting and protecting mechanism 500, the first limit adjusting and protecting mechanism 500 is used for stopping the first load bar 220, the second vertical frame 120 is provided with a second limit adjusting and protecting mechanism 600, the second limit adjusting and protecting mechanism 600 is used for stopping the second load bar 720, and the first leg kicking frame 200 and the second leg kicking frame 700 are connected through an asynchronous and synchronous switching mechanism 800.

In an embodiment of the present invention, the first and second leg rest are connected by an asynchronous and synchronous switching mechanism, and the first and second leg rest are switched by the asynchronous and synchronous switching mechanism to perform synchronous movement and asynchronous movement. When a user performs leg pedaling training, one foot pedals the first leg pedaling plate, the other foot pedals the second leg pedaling plate, and when the first leg pedaling frame and the second leg pedaling frame move synchronously, synchronous leg pedaling training can be performed on two legs; when the first leg-pedaling frame and the second leg-pedaling frame do asynchronous movement, the two legs can be respectively subjected to leg-pedaling training, wherein the two legs can be subjected to synchronous leg-pedaling training or asynchronous leg-pedaling training, and different body-building requirements of users are met.

The body frame includes first perpendicular frame and the perpendicular frame of second that the interval set up, can but not be limited to first perpendicular frame and the perpendicular frame of second be symmetrical structure and first perpendicular frame and the second is erect the frame parallel, is convenient for erect the frame to first perpendicular frame and second and carries out production and processing. Be provided with first reinforced pipe 113 in the first perpendicular frame, the both ends of first reinforced pipe 113 respectively with first perpendicular frame fixed connection, first reinforced pipe 113 can improve the intensity of first perpendicular frame. Be provided with the second in the second erects the frame and strengthen pipe 123, the both ends of second enhancement pipe 123 respectively with second perpendicular frame fixed connection, the second is strengthened pipe 123 and can be improved the second and erect the intensity of frame. The first reinforcing pipe 113 and the second reinforcing pipe 123 are connected through the third horizontal pipe 130, and the first reinforcing pipe 113 and the second reinforcing pipe 123 are supported by the third horizontal pipe 130, so that the strength of the main frame can be improved. The third cross tube 130 is located below the first and second leg rest to ensure that the third cross bar 130 does not interfere with the rotation of the first and second leg rest. The bottom of the first vertical frame is connected with the bottom of the second vertical frame through the underframe, so that the strength of the main frame is improved, and the reliability of the sitting posture leg-kicking training device is improved.

The first leg kicking frame and the second leg kicking frame are rotatably connected between the first vertical frame and the second vertical frame. One side of the first leg kicking frame facing the sliding frame is fixedly connected with a first leg kicking plate, one side of the first leg kicking frame far away from the sliding frame is fixedly connected with a first load rod, and the first load rod is used for connecting loads. One side of the second leg kicking frame facing the sliding frame is fixedly connected with a second leg kicking plate, one side of the second leg kicking frame far away from the sliding frame is fixedly connected with a second load rod, and the second load rod is used for connecting loads. The weight plate can be used for driving the first leg-pedaling frame and the second leg-pedaling frame to rotate when a user performs leg-pedaling training, so as to drive the load on the first load rod and the load on the second load rod to rotate, change the vertical positions of the load on the first load rod and the load on the second load rod, and provide resistance for the leg-pedaling training through the load on the first load rod and the gravity of the load on the second load rod. The resistance provided by the load on the first load bar to the rotation of the first kickstand and the resistance provided by the load on the second load bar to the rotation of the second kickstand can be varied by varying the number of loads on the first load bar and the second load bar or by varying the weight of the loads on the first load bar and the second load bar, thereby meeting different training needs of the user.

The adjustable position ground sliding connection of chassis has the carriage, carriage fixedly connected with cushion and back of the body pad, and the user is when kicking the leg training, and the hip is sat on the cushion, leans on the back of the body pad, steps on one foot on first leg board of kicking, and another foot is stepped on the second leg board of kicking, has an effect of force through the shank, drives first leg frame of kicking and the rotation of second leg frame for the body frame. Through the position that changes chassis and carriage, change the distance between carriage and the first board of kicking the leg to and change the distance between carriage and the second board of kicking the leg, make the position of sitting kick the leg trainer can be suitable for the user of different heights, satisfy different height users' training demand, improved the suitability of position of sitting kick the leg trainer.

The main frame is provided with a first limiting adjustment protection mechanism, the first limiting adjustment protection mechanism is used for stopping a first load rod, the first limiting adjustment protection mechanism is located on a motion path of the first load rod, the sitting posture leg kicking training device is not used by people, and when the first leg kicking frame is located at an initial position, the first limiting adjustment protection mechanism can support the first load rod and can limit the first load rod, so that the first leg kicking frame is prevented from impacting a user, and the personal safety of the user is guaranteed; meanwhile, in the process of using the sitting posture leg-kicking training device, when the two feet of the user do not apply force to the first leg-kicking frame any more, the first leg-kicking frame can rotate to the initial position, the first limiting adjusting and protecting mechanism can avoid the first load rod from impacting the main frame, the main frame and the first load rod can be protected by the first limiting adjusting and protecting mechanism, and the reliability of the sitting posture leg-kicking training device is improved.

The main frame is provided with a second limiting adjustment protection mechanism, the second limiting adjustment protection mechanism is used for stopping a second load rod, the second limiting adjustment protection mechanism is located on a motion path of the second load rod, the sitting posture leg kicking training device is not used by people, and when the second leg kicking frame is located at an initial position, the second limiting adjustment protection mechanism can support the second load rod and can limit the second load rod, so that the second leg kicking frame is prevented from impacting a user, and the personal safety of the user is guaranteed; meanwhile, in the process of using the sitting posture leg-kicking training device, when the two feet of the user do not apply force to the second leg-kicking frame any more, the second leg-kicking frame can rotate to the initial position, the second limiting adjusting and protecting mechanism can avoid the second load rod from impacting the main frame, the main frame and the second load rod can be protected by the second limiting adjusting and protecting mechanism, and the reliability of the sitting posture leg-kicking training device is improved.

Further, the asynchronous and synchronous switching mechanism 800 comprises a first connecting plate 810 and a second connecting plate 820, the first connecting plate 810 is fixedly connected with the first leg-pedaling frame 200, the second connecting plate 820 is fixedly connected with the second leg-pedaling frame 700, the first connecting plate 810 is provided with a first through hole 811, the second connecting plate 820 is slidably connected with a bolt 830, and the bolt 830 is inserted into the first through hole 811 to realize synchronous movement of the first leg-pedaling frame 200 and the second leg-pedaling frame 700; the latch 830 is pulled out of the first through hole 811 to realize asynchronous movement of the first leg rest 200 and the second leg rest 700.

In the embodiment of the utility model, when the bolt is inserted into the first through hole, the bolt part is contacted with the first connecting plate, the bolt part is contacted with the second connecting plate, the first connecting plate can drive the second connecting plate to move through the bolt, similarly, the second connecting plate can drive the first connecting plate to move through the bolt, the synchronous movement between the first connecting plate and the second connecting plate is realized, the first connecting plate is fixedly connected with the first leg-kicking frame, and the second connecting plate is fixedly connected with the second leg-kicking frame, namely, the synchronous movement between the first leg-kicking frame and the second leg-kicking frame is realized. When the bolt is pulled out of the first through hole, the bolt is separated from the first connecting plate, the first connecting plate and the second connecting plate can move without mutual interference, namely, the movement without mutual interference between the first leg kicking frame and the second leg kicking frame is realized, and the first leg kicking frame and the second leg kicking frame can move asynchronously.

Further, second connecting plate 820 fixedly connected with sleeve pipe 840, bolt 830 and sleeve pipe 840 sliding connection, the sleeve pipe 840 lateral wall is provided with spacing groove 841, bolt 830 lateral wall is provided with stopper 831, stopper 831 slides in spacing groove 841, spacing groove 841 is including the first sliding part 842 and the second sliding part 843 that communicate each other, first sliding part 842 sets up along the length direction of sleeve pipe 840, second sliding part 843 sets up along the circumference of sleeve pipe 840, second sliding part 843 is located one side that first sliding part 842 kept away from first connecting plate 810.

In the embodiment of the utility model, the bolt is partially inserted into the sleeve, one end of the bolt close to the first connecting plate is exposed out of the sleeve, the sleeve is arranged, the stability of the sliding connection between the bolt and the second connecting plate can be ensured, and when the synchronous motion of the first connecting plate and the second connecting plate is realized through the bolt, a larger contact surface is ensured to exist between the bolt and the sleeve, the condition that the bolt is bent is avoided, and the reliability of the sitting posture leg-kicking training device is ensured.

The bolt lateral wall is provided with the stopper, and the sleeve pipe lateral wall sets up the spacing groove, and the single lateral wall of spacing groove run through the sleeve pipe, and the stopper slides in the spacing groove. The limiting groove can play a role in limiting the sliding range of the limiting block, and the bolt is prevented from being separated from the sleeve. The spacing groove includes first sliding part and the second sliding part that communicates each other, and first sliding part sets up along sleeve pipe length direction, when the bolt inserted first through-hole or the bolt extracted first through-hole, can drive the stopper and move in first sliding part. The second sliding part is arranged along the circumferential direction of the sleeve, the second sliding part is positioned on one side, away from the first connecting plate, of the first sliding part, when the bolt is pulled out of the first through hole, the bolt is driven to move to one end, away from the first connecting plate, of the first sliding part, the bolt is rotated to drive the limiting block to slide into the second sliding part and continue to slide to one side, away from the first sliding part, of the second sliding part, the second sliding part can support the limiting function of the limiting block, and the bolt is prevented from falling into the first through hole under the action of self gravity.

Further, an end of the second sliding portion 843 away from the first sliding portion 842 widens in the direction of the first connecting plate 810 to form an arc-shaped slot 844.

In the embodiment of the utility model, when the bolt is pulled out of the first through hole, and the first leg pedaling frame and the second leg pedaling frame can perform asynchronous motion, the bolt is rotated to drive the limiting block to slide into the arc-shaped groove in the second sliding part, the arc-shaped groove can contain part of the bolt, the second sliding part can stop the bolt in the arc-shaped groove, the possibility that the limiting block slides from the second sliding part to the first sliding part is reduced, the situation that the bolt extends out to generate motion interference with the first connecting plate when a user performs double-leg asynchronous training is reduced, and the stability and the reliability of the sitting posture leg pedaling training device are ensured.

Further, a limiting block 831 is in threaded connection with the bolt 830.

In the embodiment of the utility model, when the bolt and the sleeve are installed, the bolt can be inserted into the sleeve firstly, and then the limit block is in threaded connection with the bolt; when needs split bolt and sleeve pipe, can part stopper and bolt earlier, extract the sleeve pipe with the bolt again, be convenient for carry out the dismouting with bolt and sleeve pipe, reduced the dismouting degree of difficulty, be convenient for installation and later maintenance.

Further, a handle 832 is fixedly connected to a side of the bolt 830 away from the first connecting plate 810, and the handle 832 is located at a side of the sleeve 840 opposite to the first connecting plate 810.

In the embodiment of the utility model, when the bolt is required to be driven to move relative to the sleeve, a user can lift or rotate the handle, so that the operation difficulty is reduced.

Further, the top of the first vertical frame 110 is connected to the top of the second vertical frame 120 through a top frame, the top frame includes a first longitudinal pipe 160, the first leg kicking frame 200 is fixedly connected with a first rotating shaft 230, one end of the first rotating shaft 230 is rotatably connected to the first vertical frame 110, the other end of the first rotating shaft 230 is rotatably connected to the first longitudinal pipe 160, the second leg kicking frame 700 is fixedly connected with a second rotating shaft 730, one end of the second rotating shaft 730 is rotatably connected to the second vertical frame 120, and the other end of the second rotating shaft 730 is rotatably connected to the first longitudinal pipe 160.

In the embodiment of the utility model, the top of the first vertical frame and the top of the second vertical frame are connected through the top frame, so that the strength of the main frame is improved. The top frame comprises a fourth transverse tube 140 and a fifth transverse tube 150, the top of the first vertical frame and the top of the second vertical frame are respectively fixedly connected with the fourth transverse tube, the top of the first vertical frame and the top of the second vertical frame are respectively fixedly connected with the fifth transverse tube, and the fourth transverse tube and the fifth transverse tube are both positioned between the first vertical frame and the second vertical frame. The fourth horizontal pipe and the fifth horizontal pipe are fixedly connected with the first longitudinal pipe respectively, and the overall strength of the top frame is guaranteed. The first leg pedaling frame is fixedly connected with a first rotating shaft, one end of the first rotating shaft is rotatably connected with the first vertical frame, and the other end of the first rotating shaft is rotatably connected with the first longitudinal pipe, so that the first leg pedaling frame is rotatably connected with the main frame, and the stability of the rotary connection of the first leg pedaling frame and the main frame is ensured. The second pedal leg frame is fixedly connected with a second rotating shaft, one end of the second rotating shaft is rotatably connected with the second vertical frame, and the other end of the second rotating shaft is rotatably connected with the first longitudinal pipe, so that the second pedal leg frame is rotatably connected with the main frame, and the stability of the second pedal leg frame in rotating connection with the main frame is ensured.

Further, the sliding frame 400 is provided with a sliding seat 430, the bottom frame 300 is fixedly connected with a guide rail 310, the sliding seat 430 is slidably connected with the guide rail 310, the bottom frame 300 is fixedly connected with an adjusting frame 320, a plurality of adjusting rods 330 are arranged on the adjusting frame 320 at intervals, the sliding frame 430 is rotatably connected with a hook 420, and the hook 420 hooks any adjusting rod 330.

In the embodiment of the utility model, the sliding connection between the sliding rack and the bottom frame is realized through the sliding connection between the sliding seat and the guide rail. But not limited to, two guide rails of chassis fixedly connected with, two guide rails respectively with sliding seat sliding connection, guaranteed sliding seat and guide rail sliding connection's stability. The chassis fixedly connected with alignment jig, a plurality of regulation poles of having arranged at the interval on the alignment jig, a plurality of regulation poles are different with the first distance of kicking the leg board between, and the carriage rotates and is connected with the couple, catches on behind one of them regulation pole when the couple, when the user kicks the leg training, the carriage can not keep away from first kicking the leg board. Different adjusting rods are hooked through the hooks to change the distance between the sliding frame and the first leg pedaling plate, so that the sitting posture leg pedaling training device can be suitable for users with different heights, the training requirements of the users with different heights are met, and the applicability of the sitting posture leg pedaling training device is improved. The hook is located on one side of the sliding frame close to the first leg pedaling plate, the hook comprises a hook groove 424, the hook groove 424 is located on one side of the hook back to the first leg pedaling plate, and when the hook hooks the adjusting rod, one side of the adjusting rod facing the first leg pedaling plate is located in the hook groove 424, so that when a user performs leg pedaling training, the sliding frame cannot be far away from the first leg pedaling plate. When the sliding frame position needs to be adjusted, the hook can be rotated to be separated from the adjusting rod, the hook is rotated after the sliding frame is moved to a proper position, and the hook is hooked on the adjusting rod, so that the structure is simple, and the operation is convenient.

Further, the adjusting rod 330 penetrates through the adjusting frame 320, the adjusting rod 330 is provided with a first positioning portion 331 and a second positioning portion 332, the first positioning portion 331 and the second positioning portion 332 are located on two sides of the adjusting frame 320, the hook 420 comprises a first hook plate 421 and a second hook plate 422 which are arranged in parallel, the first hook plate 421 and the second hook plate 422 are respectively rotatably connected with the sliding seat 430, the first hook plate 421 hooks the first positioning portion 331, the second hook plate 422 hooks the second positioning portion 332, the first hook plate 421 and the second hook plate 422 are respectively fixedly connected with the handle 423, and the handle 423 is located on one side of the hook 420, which faces away from the bottom frame 300.

In the embodiment of the utility model, the adjusting rod penetrates through the adjusting frame, the adjusting rod is provided with the first positioning part and the second positioning part, the first positioning part and the second positioning part are positioned on two sides of the adjusting frame, namely two ends of the adjusting rod extend out of the adjusting frame, the reliability of connection between the adjusting rod and the adjusting frame can be ensured, and the force of the adjusting rod and the force of the adjusting frame can be balanced. The couple includes first couple board and second couple board, and first couple board catches on first location portion, and the second couple board catches on second location portion, realizes that the couple catches on the regulation pole, has guaranteed that the couple catches on the stability of adjusting the pole. Can but not be limited to, lead to the reinforcing plate between first couple board and the second couple board and be connected, guaranteed the bulk strength of couple. The handle is located the couple one side of keeping away from the chassis, when the user needs to rotate the couple, can grasp the handle with the hand, drives the couple and rotates, and convenient to use person operates.

Further, the bottom frame 300 includes a first horizontal tube 340, a second horizontal tube 350 and a second vertical tube 360, the first vertical frame 110 and the second vertical frame 120 are respectively fixedly connected with the first horizontal tube 340, the first vertical frame 110 and the second vertical frame 120 are respectively fixedly connected with the second horizontal tube 350, the second vertical tube 360 is fixedly connected with the first horizontal tube 340, a support tube 361 is fixedly connected to one side of the second vertical tube 360 facing the first leg-pedaling plate 200, one end of the support tube 361 far away from the second vertical tube 360 is fixedly connected with one side of the second horizontal tube 350 facing the second vertical tube 360, one end of the second vertical tube 360 far away from the first horizontal tube 340 is fixedly connected with a first fixing seat 362, one side of the second horizontal tube 350 facing away from the support tube 361 is fixedly connected with a second fixing seat 351, the guide rail 310 and the adjusting frame 320 are both located between the first fixing seat 362 and the second fixing seat 351, the first fixing seat 362 and the second fixing seat 351 are respectively fixedly connected with the guide rail 310, the first fixing seat 362 and the second fixing seat 351 are respectively fixedly connected with the adjusting bracket 320.

In the embodiment of the utility model, the first vertical frame and the second vertical frame are respectively and fixedly connected with the first transverse pipe, and the first vertical frame and the second vertical frame are respectively and fixedly connected with the second transverse pipe, so that the overall strength and the stability of the main frame can be ensured. The second longitudinal pipe extends from one side of the bottom frame facing the sliding seat and is fixedly connected with a first fixed seat, the second transverse pipe is fixedly connected with a second fixed seat, the second fixed seat is positioned above the second longitudinal pipe, namely the second fixed seat is higher than the first fixed seat, the first fixed seat and the second fixed seat jointly fix the adjusting frame and the guide rail, the adjusting frame and the guide rail are arranged in an inclined mode, one end, close to the first leg pedaling plate, of the guide rail inclines towards the direction far away from the bottom frame, so that the sliding frame moves towards the direction far away from the first leg pedaling plate under the self gravity of the sliding frame, the hook can hook the adjusting rod, and the hook is prevented from being separated from the adjusting rod; meanwhile, the sliding seat is also arranged obliquely, so that a user can exert force when performing leg kicking training, and the training effect of the leg kicking training is ensured. The stay tube is located between the second vertical tube and the second horizontal tube, and the stay tube can support the second horizontal tube, so that the reliability of the second horizontal tube for fixing the second fixing seat is guaranteed.

Further, the support tube 361 is located right below the second fixing seat 351.

In the embodiment of the utility model, the supporting tube is positioned right below the second fixed seat, the supporting tube can support the second transverse tube and can also provide supporting force for the second transverse tube to support the second fixed seat, so that the second transverse tube is prevented from deforming, and the reliability of the second transverse tube for supporting the second fixed seat is ensured.

Further, the first limit adjustment protection mechanism 500 and the second limit adjustment protection mechanism 600 have the same structure, the first limit adjustment protection mechanism 500 includes a threaded sleeve 510, a threaded rod 520 and a positioning element 530, a cushion 521 is fixedly connected to one end of the threaded rod 520 close to the first load bar 220, the threaded sleeve 510 and the positioning element 530 are respectively screwed with the threaded rod 520, the positioning element 530 is at least partially located between the threaded sleeve 510 and the cushion 521, the threaded rod 520 is partially inserted into the threaded sleeve 510, and the threaded sleeve 510 is fixedly connected with the main frame 100.

In the embodiment of the present invention, the first limit adjusting and protecting mechanism and the second limit adjusting and protecting mechanism have the same structure, and the first limit adjusting and protecting mechanism is described in detail below, and the second limit adjusting and protecting mechanism may refer to the structure of the first limit adjusting and protecting mechanism and be combined with the accompanying drawings.

Among the first spacing regulation protection machanism, the blotter contacts with first load pole, and the blotter can play the cushioning effect, protects first load pole, simultaneously, also can reduce first load pole and rotate the in-process because the noise that produces with the collision of first perpendicular frame. The screw rod is in threaded connection with the threaded sleeve, the length of the screw rod extending out of the threaded sleeve is adjusted by rotating the screw rod, and then the relative position of the cushion pad and the first vertical frame is adjusted, so that the initial position of the first leg kicking frame is changed. The screw rod is further screwed with a positioning piece, the positioning piece is located between the threaded sleeve and the buffering pad, and after the relative position of the buffering pad and the first vertical frame is adjusted, the positioning piece is rotated, so that the positioning piece tightly presses the first vertical frame, the screw rod is prevented from rotating relative to the threaded sleeve in the process of using the sitting posture leg-kicking training device, and the reliability of the first limiting adjustment protection mechanism is guaranteed.

Further, the first vertical frame 110 is provided with a second through hole, and the threaded sleeve 510 is located in the second through hole.

In the embodiment of the utility model, the first vertical frame is provided with the second through hole, the threaded sleeve is positioned in the second through hole, and two ends of the threaded sleeve are fixedly connected with the first vertical frame respectively, so that the connection reliability of the threaded sleeve and the first vertical frame is ensured.

Further, one end of the positioning member 530 facing the threaded sleeve 510 is provided with a receiving groove 531, and the receiving groove 531 is used for receiving one end of the threaded sleeve 510 close to the cushion 521.

In the embodiment of the utility model, when the positioning piece is tightly pressed on the first vertical frame, one end of the threaded sleeve is positioned in the accommodating groove, and the positioning piece is prevented from being contacted with the threaded sleeve by the accommodating groove, so that the stability of connection between the threaded sleeve and the first vertical frame is ensured.

Further, first vertical frame 110 is dorsad to first rack 111 of fixedly connected with on one side of second vertical frame 120, first rack 111 is provided with many first temporary storage poles 112, second vertical frame 120 is dorsad to first vertical frame 110 one side fixedly connected with second rack 121, second rack 121 is provided with many second temporary storage poles 122.

In an embodiment of the utility model, when the sitting posture leg-kicking training device is used, the loads can be respectively placed on the first temporary storage rod and the second temporary storage rod, and when the number of the loads on the first load rod or the number of the loads on the second load rod needs to be increased, the loads can be taken off from the first temporary storage rod and the second temporary storage rod and placed on the first load rod or the second load rod. When the quantity of load on the first load pole or the quantity of load on the second load pole are reduced in needs, can take off the quantity of load or the second load pole from the first load pole, place on first temporary storage pole and second temporary storage pole, convenient to use person operates, also can avoid putting in disorder the load.

Further, a first handle 440 is fixedly coupled to the carriage 400, and a second handle 450 is fixedly coupled to the main frame 100.

In the embodiment of the utility model, when a user performs leg-kicking training, the user can grasp the first handrail or the second handrail so as to exert force conveniently. The user grasps the first handrail or the second handrail, can change the training posture during the leg-kicking training, and meets different training requirements of the user.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims (10)

1. A sitting posture leg-kicking training device capable of performing double-leg asynchronous training is characterized by comprising a main frame, wherein the main frame comprises a first vertical frame and a second vertical frame which are arranged at intervals, a first leg-kicking frame and a second leg-kicking frame are respectively and rotatably connected between the first vertical frame and the second vertical frame, the bottom of the first vertical frame is connected with the bottom of the second vertical frame through a bottom frame, the bottom frame is in sliding connection with a sliding frame in an adjustable position, the sliding frame is fixedly connected with a cushion and a back cushion, one side, facing the sliding frame, of the first leg-kicking frame is fixedly connected with a first leg-kicking plate, one side, facing the sliding frame, of the second leg-kicking frame is fixedly connected with a second leg-kicking plate, one side, far away from the sliding frame, of the first leg-kicking frame is fixedly connected with a first load rod, and one side, far away from the sliding frame, of the second leg-kicking frame is fixedly connected with a second load rod, the first load rod and the second load rod are used for being connected with loads respectively, the first vertical frame is provided with a first limiting adjusting and protecting mechanism which is used for stopping the first load rod, the second vertical frame is provided with a second limiting adjusting and protecting mechanism which is used for stopping the second load rod, and the first leg kicking frame and the second leg kicking frame are connected through an asynchronous and synchronous switching mechanism.

2. The sitting posture leg-kicking training device of claim 1, wherein the asynchronous and synchronous switching mechanism comprises a first connecting plate and a second connecting plate, the first connecting plate is fixedly connected with the first leg-kicking frame, the second connecting plate is fixedly connected with the second leg-kicking frame, the first connecting plate is provided with a first through hole, the second connecting plate is slidably connected with a bolt,

the bolt is inserted into the first through hole so as to realize synchronous movement of the first leg kicking frame and the second leg kicking frame;

the bolt is pulled out of the first through hole so as to realize asynchronous movement of the first leg kicking frame and the second leg kicking frame.

3. The sitting posture leg pedaling training device capable of performing double leg asynchronous training as claimed in claim 2, wherein a sleeve is fixedly connected to said second connecting plate, said bolt is slidably connected to said sleeve, a limiting groove is provided on a side wall of said sleeve, a limiting block is provided on a side wall of said bolt, said limiting block slides in said limiting groove, said limiting groove comprises a first sliding portion and a second sliding portion which are communicated with each other, said first sliding portion is arranged along a length direction of said sleeve, said second sliding portion is arranged along a circumferential direction of said sleeve, and said second sliding portion is located on a side of said first sliding portion away from said first connecting plate.

4. The device as claimed in claim 3, wherein the end of the second sliding part away from the first sliding part widens in an arc towards the first connecting plate.

5. The sitting posture leg kicking training device of claim 3, wherein the stop block is screwed with the bolt.

6. The device as claimed in claim 3, wherein a handle is fixedly connected to a side of the pin remote from the first connecting plate, and the handle is located on a side of the sleeve opposite to the first connecting plate.

7. The sitting posture leg-kicking training device of claim 1, wherein the first vertical frame top and the second vertical frame top are connected by a top frame, the top frame comprises a first longitudinal pipe, the first leg-kicking frame is fixedly connected with a first rotating shaft, one end of the first rotating shaft is rotatably connected with the first vertical frame, the other end of the first rotating shaft is rotatably connected with the first longitudinal pipe, the second leg-kicking frame is fixedly connected with a second rotating shaft, one end of the second rotating shaft is rotatably connected with the second vertical frame, and the other end of the second rotating shaft is rotatably connected with the first longitudinal pipe.

8. The sitting posture leg pedaling training device capable of performing double-leg asynchronous training as claimed in claim 1, wherein said sliding frame is provided with a sliding seat, said bottom frame is fixedly connected with a guide rail, said sliding seat is slidably connected with said guide rail, said bottom frame is fixedly connected with an adjusting frame, a plurality of adjusting rods are arranged on said adjusting frame at intervals, said sliding frame is rotatably connected with a hook, and said hook hooks any one of said adjusting rods.

9. The device for sitting posture stepping training according to claim 1, wherein the first and second limiting adjustment protection mechanisms are identical in structure, the first limiting adjustment protection mechanism comprises a threaded sleeve, a screw rod and a positioning member, a buffer pad is fixedly connected to one end of the screw rod close to the first load bar, the threaded sleeve and the positioning member are respectively in threaded connection with the screw rod, the positioning member is at least partially located between the threaded sleeve and the buffer pad, the screw rod is partially inserted into the threaded sleeve, and the threaded sleeve is fixedly connected with the first vertical frame.

10. The sitting posture leg kicking training device of claim 9, wherein the end of the positioning member facing the threaded sleeve is provided with a receiving groove for receiving an end of the threaded sleeve near the cushion pad.

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