CN218338904U

CN218338904U - Stretching device

Info

Publication number: CN218338904U
Application number: CN202222879650.0U
Authority: CN
Inventors: 臧宇
Original assignee: Hefei Zhipao Sports Technology Co ltd
Current assignee: Hefei Zhipao Sports Technology Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-01-20
Anticipated expiration: 2032-10-31

Abstract

The utility model provides a stretching device relates to sports fitness technical field, which comprises a bracket, install the seat on the support, the down tube is installed to the one end of support, the motor is installed to one side of down tube, the bull stick is installed to the output of motor, two stay cords, two are installed in the outside of bull stick all install the pull ring on the stay cord, one of them install first switch and second switch on the pull ring, first switch and second switch all with motor electric connection, be provided with the footboard on the support, be provided with the regulation structure that is used for footboard position control on the support, sit the seat through the people, pull ring and foot are stepped on the footboard, then the starter motor makes it drive the stay cord around establishing on the bull stick to and human self leans forward, thereby extend to the bull stick department to shoulder back of the human body, and then reached the tensile body-building effect to the human back, avoid the human back muscle strain in the motion as far as possible.

Description

Stretching device

Technical Field

The utility model relates to a sports fitness technology field especially relates to a stretching device.

Background

The physical fitness is a general term of sports for enhancing the constitution of a human body, and before the physical fitness, muscles are generally stretched, and at the moment, the physical fitness is generally matched with a stretching device for use.

The existing stretching device:

comparison document CN209679412U discloses a ligament stretching device for body-building training, "the utility model discloses a ligament stretching device for body-building training, which comprises a frame plate, the vertical board of up end fixedly connected with of frame plate, the up end fixedly connected with crossbeam of vertical board, be provided with stretching mechanism on the crossbeam, stretching mechanism includes the installation base, installation base fixed connection is in one side of vertical board, the preceding terminal surface of installation base rotates through the axis of rotation and is connected with the carousel, the outside of carousel is connected with the switching-over pulley through the stay cord, the switching-over pulley passes through the base and is connected with the crossbeam rotation, the stay cord passes through well pulley fixedly connected with foot ring, well pulley rotates the middle part of connecting at the crossbeam, one side of vertical board is provided with a word horse frame, the utility model relates to an exercise equipment technical field. This ligament stretching device for body-building training does not need the whole supplementary of both hands among the stretching process, and the personnel can adjust tensile degree according to the demand of oneself, and can satisfy the exercise demand of children next word horse.

However, in the prior art, only the leg part can be pulled, and when strength training or outbreak training is carried out in a gymnasium, muscle on the back of a human body is easily pulled, so that the body building training of the human body is stopped;

therefore the utility model provides a stretching device.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a stretching device in order to solve and to have among the prior art and carry out strength class or carry out the outbreak class training in the gymnasium, cause the strain to human back muscle easily to the shortcoming that leads to stopping of human body-building training.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a stretching device, includes the support, install the seat on the support, the down tube is installed to the one end of support, the motor is installed to one side of down tube, the bull stick is installed to the output of motor, two stay cords, two are installed in the outside of bull stick all install the pull ring on the stay cord, one of them install first switch and second switch on the pull ring, first switch and second switch all with motor electric connection, be provided with the footboard on the support, be provided with on the support and be used for the regulation structure to footboard position control.

In a preferred embodiment, two bottom plates are mounted on the bottom of the bracket.

The technical effect of adopting the further scheme is as follows: through setting up two bottom plates for support the support.

As a preferred embodiment, a circular opening is formed in the diagonal rod in a penetrating manner, a bearing is mounted on the diagonal rod through the circular opening, and the inner side of the bearing is connected with the outer side of the rotating rod.

The technical effect of adopting the further scheme is as follows: through setting up circular mouth and bearing for support the bull stick.

In a preferred embodiment, the seat is provided with a belt.

The technical effect of adopting the further scheme is as follows: the waistband is used for fixing the position of a person.

As a preferred embodiment, adjust the structure including seting up the spout on the support, the support has the slider through spout sliding connection, the support has seted up the sliding opening through the spout, the slide bar is installed to the bottom of slider, the slide bar passes the sliding opening and is connected with the footboard, the support has run through the spout and has seted up a plurality of jacks, the support is inserted through the jack activity and is equipped with the inserted bar, the outside of inserted bar and the inner wall of slider run through the activity and insert and establish.

The technical effect of adopting the further scheme is as follows: through setting up the regulation structure, be convenient for adjust the position of footboard.

In a preferred embodiment, the pedal is provided with an L-shaped baffle.

The technical effect of adopting the further scheme is as follows: through setting up the baffle, be convenient for avoid the foot to break away from the footboard as far as possible.

Compared with the prior art, the utility model has the advantages and positive effects that,

the chair is characterized in that a person sits on the chair, holds the pull ring by hand and treads the pedal by foot, then starts the motor to drive the pull rope to wind on the rotating rod and the person leans forward, so that the shoulder and the back of the person extend to the rotating rod, the effect of stretching the back of the person is achieved, and the back muscle of the person is prevented from being strained during body-building movement as much as possible;

through removing the slider in the spout, make it drive the removal of footboard, then pass the jack with the inserted bar and run through the slider to the rigidity to the slider, and then to the rigidity of footboard, can realize the effect to footboard position adjustment.

Drawings

Fig. 1 is a schematic view of a stretching device for showing the structure of the stretching device provided by the present invention;

fig. 2 is a schematic view of a stretching device showing the structure of a first switch and a second switch according to the present invention;

fig. 3 is an enlarged view of a portion a of fig. 1 of the stretching device provided by the present invention;

fig. 4 is a schematic view of the stretching device of the present invention for showing and adjusting the structure.

Illustration of the drawings:

1. a support; 2. a seat; 3. a diagonal bar; 4. a motor; 5. a rotating rod; 6. pulling a rope; 7. a pull ring; 8. a first switch; 9. a second switch; 10. a waistband; 11. a pedal; 12. an adjustment structure; 1201. a chute; 1202. a slider; 1203. a sliding port; 1204. a slide bar; 1205. a jack; 1206. a rod is inserted; 13. a base plate; 14. a circular port; 15. a bearing; 16. and a baffle plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

As shown in fig. 1-4, the utility model provides a technical solution: a stretching device comprises a bracket 1, a seat 2 is arranged on the bracket 1, an inclined rod 3 is arranged at one end of the bracket 1, a motor 4 is arranged at one side of the inclined rod 3, a rotating rod 5 is arranged at the output end of the motor 4, two pull ropes 6 are arranged at the outer side of the rotating rod 5, pull rings 7 are arranged on the two pull ropes 6, one pull ring 7 is provided with a first switch 8 and a second switch 9, the first switch 8 and the second switch 9 are both electrically connected with the motor 4, the first switch 8 starts the motor 4, so that the motor 4 drives the rotating rod 5 to rotate, the pull rope 6 is wound on the rotating rod 5, the second switch 9 starts the motor 4 to drive the rotating rod 5 to rotate reversely, the pedal 11 is arranged on the bracket 1, particularly, a person sits on the seat 2, then two feet step on the pedal 11, then two hands respectively hold one pull ring 7, then the first switch 8 is pressed to start the motor 4, so that the motor drives the rotating rod 5 to rotate slowly, thereby the pull rope 6 is gradually wound on the rotating rod 5, in the process, the upper half of the human body leans forwards, so that the shoulders and the back are stretched towards the rotating rod 5, when the human body feels the stretching limit, the first switch 8 is pressed again, the rotation of the motor 4 is stopped, the motor is static for a period of time for the back muscles to gradually stretch, then the second switch 9 is pressed to lead the motor 4 to drive the rotating rod 5 to rotate reversely, lead the pull rope 6 not to be wound on the rotating rod 5, simultaneously, the human body recovers the original sitting posture, then the above operations are carried out again, the effect of stretching the back muscle can be achieved, and by the technical scheme, when the strength training or the outbreak training is carried out in the gymnasium, easily causes strain to muscles on the back of the human body, thereby causing the stop of the body-building training of the human body.

Further, as shown in fig. 1: two bottom plates 13 are installed at the bottom of support 1, and the advantage of this technical scheme is: the bottom plate 13 is used for supporting the bracket 1, and the bracket 1 is prevented from toppling.

Further, as shown in fig. 3: run through on the down tube 3 and seted up circular mouth 14, bearing 15 is installed through circular mouth 14 to the down tube 3, and the inboard of bearing 15 is connected with the outside of bull stick 5, and this technical scheme's advantage is: the bearing 15 is used to support the rotating rod 5.

Further, as shown in fig. 1: the seat 2 is provided with a waistband 10, and the technical scheme has the advantages that: the waistband 10 is used for fixing the position of a person, and the person is prevented from being stretched and pulled up during stretching to the greatest extent, so that the stretching effect cannot be achieved.

The above solutions also have a problem that the leg length of a person is different, and when the person steps on the pedal 11, the pedal 11 is not easily forced by different leg lengths, as shown in fig. 4: adjust structure 12 including seting up spout 1201 on support 1, support 1 has slider 1202 through spout 1201 sliding connection, support 1 has seted up sliding opening 1203 through spout 1201, slide bar 1204 is installed to the bottom of slider 1202, slide bar 1204 passes sliding opening 1203 and is connected with footboard 11, support 1 runs through spout 1201 and has seted up a plurality of jacks 1205, support 1 passes through jack 1205 activity and inserts and be equipped with inserted bar 1206, the outside of inserted bar 1206 and the inner wall of slider 1202 run through the activity and insert and establish, through remove slider 1202 in spout 1201, make it drive the removal of slide bar 1204, the removal of slide bar 1204 has driven the removal of footboard 11, then pass jack 1205 with inserted bar 1206 and run through slider 1202, thereby to the rigidity of slider 1202, and then to the rigidity of footboard 11, can realize the effect to footboard 11 position adjustment.

Further, as shown in fig. 4: the pedal 11 is provided with an L-shaped baffle 16, and the technical scheme has the advantages that: the baffle 16 is used to prevent the foot from coming off the pedal 11 as much as possible.

The working principle is as follows:

as shown in fig. 1-4:

this stretching device, sit on seat 2 through the people, then two feet step on footboard 11, then two hands hold pull ring 7 respectively on, press first switch 8 again, make its starter motor 4, make it drive bull stick 5 slow rotation, thereby make stay cord 6 wind gradually and establish on bull stick 5, at this in-process, human upper part of the body leans forward, and then make shoulder back stretch to bull stick 5 department, feel after self tensile limit when the human body, press first switch 8 again, stop the rotation of motor 4, quiet to a period is used for back muscle to extend gradually, then press second switch 9, make motor 4 drive bull stick 5 reverse rotation, make stay cord 6 no longer wind and establish on bull stick 5, simultaneously, the human body resumes original position of sitting, then carry out above operation once more, can reach the tensile effect to back muscle.

This stretching device, through removing slider 1202 in spout 1201, make it drive the removal of slide bar 1204, the removal of slide bar 1204 has driven the removal of footboard 11, then passes plug 1205 and run through slider 1202 with inserted bar 1206 to the rigidity of slider 1202, and then to the rigidity of footboard 11, can realize the effect to footboard 11 position adjustment.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may apply the equivalent embodiments modified or modified by the above technical contents disclosed as equivalent variations to other fields, but any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. A stretching device comprises a support (1) and is characterized in that a seat (2) is mounted on the support (1), an inclined rod (3) is mounted at one end of the support (1), a motor (4) is mounted on one side of the inclined rod (3), a rotating rod (5) is mounted at the output end of the motor (4), two pull ropes (6) are mounted on the outer side of the rotating rod (5), pull rings (7) are mounted on the two pull ropes (6), a first switch (8) and a second switch (9) are mounted on one of the pull rings (7), the first switch (8) and the second switch (9) are electrically connected with the motor (4), and a pedal (11) is arranged on the support (1);

the support (1) is provided with an adjusting structure (12) for adjusting the position of the pedal (11).

2. A stretching apparatus as claimed in claim 1, wherein: two bottom plates (13) are installed at the bottom of the support (1).

3. Stretching apparatus as claimed in claim 1, wherein: a round opening (14) is formed in the inclined rod (3) in a penetrating mode, a bearing (15) is installed on the inclined rod (3) through the round opening (14), and the inner side of the bearing (15) is connected with the outer side of the rotating rod (5).

4. Stretching apparatus as claimed in claim 1, wherein: the seat (2) is provided with a waistband (10).

5. Stretching apparatus as claimed in claim 1, wherein: adjust structure (12) including offering spout (1201) on support (1), there is slider (1202) in support (1) through spout (1201) sliding connection, spout (1203) have been seted up through spout (1201) in support (1), slide bar (1204) are installed to the bottom of slider (1202), slide bar (1204) pass spout (1203) and are connected with footboard (11), support (1) run through spout (1201) and have seted up a plurality of jacks (1205), support (1) are inserted through jack (1205) activity and are equipped with inserted bar (1206), the outside of inserted bar (1206) is run through the activity with the inner wall of slider (1202) and is inserted and establish.

6. Stretching apparatus as claimed in claim 1, wherein: and an L-shaped baffle (16) is arranged on the pedal (11).