CN216603943U

CN216603943U - Sports teaching is with pulling force dorsal muscles training ware

Info

Publication number: CN216603943U
Application number: CN202123016781.8U
Authority: CN
Inventors: 蒋翠娥
Original assignee: Normal College Of Jishou University
Current assignee: Normal College Of Jishou University
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-05-27
Anticipated expiration: 2031-12-03

Abstract

The utility model discloses a training device for the tension dorsi muscles for physical education, which relates to the technical field of physical education, in particular to the training device for the tension dorsi muscles for physical education. This muscle training ware is carried out to pulling force for physical education, through electric putter, the setting of adjustable seat subassembly and weight box subassembly, in using, according to the user's height, not hard up knob bolt, the double-screw bolt makes the cushion height obtain the adjustment, screw the bolt after accomplishing, the double-screw bolt can, simultaneously according to the actual training condition, suitably select to adjust weight piece quantity, the personnel sit on the cushion after the adjustment, handheld pull rod pulling weight box carry on from top to bottom the pulling training can, electric putter can move at the in-process that the weight box rose simultaneously, make prevent weighing down the layer board and be in the weight box below, personnel's hand is smooth when avoiding the training leads to the weight box falls the bumps suddenly and causes the damage.

Description

Sports teaching is with pulling force dorsal muscles training ware

Technical Field

The utility model relates to the technical field of sports teaching, in particular to a tension dorsal muscle trainer for sports teaching.

Background

Physical education is a purposeful and organized educational process carried out according to certain plans and course standards. The physical education is participated in by teachers and students, and the task is to teach students physical knowledge, technique and skill, strengthen their physique, cultivate their moral, will, quality, etc. It is the basic form of school sports realization, and is one of the implementation ways of sports objectives.

The conventional tension dorsal muscle trainer for physical education is mostly weaker in adjusting performance, difficult to adjust according to the needs of users, great in limitation in use and low in applicability, so that the inventor takes the experience of design development and actual manufacturing which are abundant in related industries for many years in view of the above, researches and improves the conventional structure and deficiency, and provides the tension dorsal muscle trainer for physical education.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a dorsal muscle trainer for physical education, which solves the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: a pull dorsal muscle trainer for physical education comprises a bearing rod arranged on one side wall of a vertical frame, a bottom rod welded at the bottom of one side wall of the vertical frame, the two inner side walls of the vertical frame are both provided with sliding grooves, the vertical frame is connected with a counterweight box component through the sliding grooves, the two sides of the upper surface of the bearing rod are both provided with electric push rods, the top ends of the electric push rods are fixedly connected with anti-falling supporting plates, the middle part of one side of the bottom rod is provided with an adjustable seat component, the top of the front surface of the upright frame is provided with an extension frame, the middle part of the front surface of the extension frame and the middle part of the inner top wall of the upright frame are both provided with fixed pulleys, the fixed pulleys are provided with pull ropes, the middle part of the lower surface of the extension frame is connected with a retaining sleeve through a welding shear rod, one end of the pull rope is fixed with the weight box component, the other end of stay cord runs through the holding sleeve and is connected with the mounting disc, the pull rod has all been welded to the both sides of mounting disc.

Optionally, the weight box subassembly includes the weight box that is connected with the stay cord, the both sides of weight box all are equipped with the draw runner with spout looks adaptation, the counter weight chamber has been seted up at the back of weight box, the interior diapire fixedly connected with restriction lever in counter weight chamber, the surface cover of restriction lever is equipped with the balancing weight.

Optionally, the week side of mounting disc upper surface is equipped with the damping ring, the material of damping ring is silica gel.

Optionally, adjustable seat subassembly includes the connecting rod that is connected with the sill bar, the one end welding of connecting rod has the montant, the surface cover of montant is equipped with fixed cover, the knob bolt is worn to be equipped with by the middle part screw thread at the fixed cover back, the screw hole of a plurality of and knob bolt looks adaptation is seted up to the form that the middle part at the montant back is linear array, the positive welding of fixed cover has the diaphragm, install the cushion on the diaphragm, the one end fixedly connected with telescopic link of diaphragm, one side fixedly connected with back of the body pad of fixed upper surface, the positive bottom welding of montant has the anchor strut, the one end of anchor strut is connected with the telescopic link.

Optionally, a plurality of sliding-assisting balls are embedded in the inner side wall of the retaining sleeve, and the sliding-assisting balls are distributed in an annular array.

Optionally, the telescopic link includes the loop bar that is connected with the anchor strut, the inside grafting of loop bar has the extension rod, the ejector pin that the top fixedly connected with back of extension rod is connected with the diaphragm, the knob double-screw bolt is worn to be equipped with by the positive top screw thread of loop bar, the screw of a plurality of and knob double-screw bolt looks adaptation is seted up in the front of extension rod.

(III) advantageous effects

The utility model provides a pulling dorsal muscle trainer for physical education, which has the following beneficial effects:

this pulling force dorsal muscle training ware for sports teaching, through electric putter, the setting of adjustable seat subassembly and weight box subassembly, in the use, according to the user's height, not hard up knob bolt, the double-screw bolt makes the cushion height obtain the adjustment, screw the bolt after accomplishing, the double-screw bolt can, the adjustment of cushion has made things convenient for personnel's training, simultaneously according to the actual training condition, the appropriate selection is adjusted counter weight piece quantity, the adjustment back personnel sit on the cushion, handheld pull rod pulling weight box carry on from top to bottom the pulling training can, electric putter can be at the in-process operation that the weight box rose simultaneously, make and prevent weighing down the layer board and be in the weight box below, personnel's hand is smooth when avoiding training leads to lead to the weight box falls suddenly and bumps and cause the damage, several people's cooperation is used, make the device suitability obtain improving, it is more convenient to use.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic view of an extension frame according to the present invention;

FIG. 3 is a schematic structural view of the adjustable seat assembly of the present invention;

FIG. 4 is a schematic view of the weight box assembly of the present invention.

In the figure: 1. erecting a frame; 2. a bearing rod; 3. a bottom bar; 4. an electric push rod; 5. an anti-falling supporting plate; 6. an extension frame; 7. a fixed pulley; 8. pulling a rope; 9. a retaining sleeve; 10. a pull rod; 11. a weight box; 12. a restraining bar; 13. a balancing weight; 14. a connecting rod; 15. a vertical rod; 16. fixing a sleeve; 17. a cushion; 18. a telescopic rod; 1801. a loop bar; 1802. an extension rod; 1803. a top rod; 19. a back pad; 20. and a reinforcing rod.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a pull force dorsal muscle trainer for physical education comprises a bearing rod 2 arranged on one side wall of a vertical frame 1, a bottom rod 3 welded at the bottom of one side wall of the vertical frame 1, chutes are arranged on two inner side walls of the vertical frame 1, a counterweight box component is connected with the vertical frame 1 through the chutes, electric push rods 4 are arranged on two sides of the upper surface of the bearing rod 2, an anti-falling supporting plate 5 is fixedly connected at the top end of the electric push rod 4, an adjustable seat component is arranged at the middle part of one side of the bottom rod 3, an extension frame 6 is arranged at the front top of the vertical frame 1, fixed pulleys 7 are arranged at the front middle part of the extension frame 6 and the middle part of the inner top wall of the vertical frame 1, a pull rope 8 is arranged on each fixed pulley 7, a retaining sleeve 9 is connected with the middle part of the lower surface of the extension frame 6 through a welding shear rod, one end of the pull rope 8 is fixed with the counterweight box component, and the adjustable seat component and the counterweight box component are arranged through the electric push rod 4, according to the height of a user, the height of the cushion 17 is adjusted by loosening the knob bolt and the stud, the bolt and the stud are screwed after the adjustment is completed, the adjustment of the cushion 17 facilitates the training of the user, meanwhile, the number of the counter weights 13 is properly selected to be adjusted according to the actual training situation, the adjusted user sits on the cushion 17, the weight box 11 is pulled by holding the pull rod 10 by hand to perform the vertical pulling training, meanwhile, the electric push rod 4 can run in the process of lifting the weight box 11, the anti-falling supporting plate 5 is positioned below the weight box 13, the anti-falling supporting plate 5 is positioned below the weight box in the process, but a gap is reserved between the bottom of the anti-falling supporting plate and the bottom of the anti-falling supporting plate, the anti-falling supporting plate is not pushed and lifted in the process of pulling the weight box 13, the damage caused by sudden falling of the weight box due to the sliding of the hands of the user is avoided, the use of the user is matched with the user, the applicability of the device is improved, and the use is more convenient, the other end of the pull rope 8 penetrates through the retaining sleeve 9 to be connected with a mounting disc, pull rods 10 are welded on two sides of the mounting disc, the weight box assembly comprises a weight box 11 connected with the pull rope 8, slide bars matched with the slide grooves are arranged on two sides of the weight box 11, a weight cavity is formed in the back of the weight box 11, a limiting rod 12 is fixedly connected to the inner bottom wall of the weight cavity, a balancing weight 13 is sleeved on the outer surface of the limiting rod 12, a damping ring is arranged on the peripheral side of the upper surface of the mounting disc and made of silica gel, the adjustable seat assembly comprises a connecting rod 14 connected with the bottom rod 3, a vertical rod 15 is welded at one end of the connecting rod 14, a fixing sleeve 16 is sleeved on the outer surface of the vertical rod 15, a knob bolt is penetrated through a middle thread on the back of the fixing sleeve 16, a plurality of threaded holes matched with the knob bolt are formed in the middle of the back of the vertical rod 15 in a linear array mode, and a transverse plate is welded on the front side of the fixing sleeve 16, install cushion 17 on the diaphragm, the one end fixedly connected with telescopic link 18 of diaphragm, one side fixedly connected with back of the body pad 19 of fixed cover 16 upper surface, the positive bottom welding of montant 15 has reinforcing bar 20, reinforcing bar 20's one end is connected with telescopic link 18, it helps smooth ball to keep sleeve 9's inside wall to inlay and is equipped with a plurality of, a plurality of helps smooth ball to be the form distribution of annular array, telescopic link 18 includes loop bar 1801 who is connected with reinforcing bar 20, loop bar 1801's inside is pegged graft and is had extension rod 1802, the top fixedly connected with back of extension rod is connected with ejector pin 1803 that diaphragm 1802, the knob double-screw bolt is worn to be equipped with by the positive top screw of loop bar 1801, the screw of a plurality of and knob double-screw bolt looks adaptation is seted up in extension rod 1802's front.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

In conclusion, when the pulling force dorsal muscle trainer for physical education is used, through the arrangement of the electric push rod 4, the adjustable seat component and the counterweight box component, according to the height of the user, the knob bolt and the stud are loosened to adjust the height of the cushion 17, the bolt and the stud are screwed after the adjustment is finished, the adjustment of the cushion 17 is convenient for the training of the user, meanwhile, the number of the counter weights 13 is properly selected to be adjusted according to the actual training situation, after adjustment, a person sits on the cushion 17, holds the pull rod 10 by hand to pull the weight box 11 to carry out the up-and-down pulling training, meanwhile, the electric push rod 4 can run in the process of rising of the weight box 11, so that the anti-falling supporting plate 5 is positioned below the weight box 13, the situation that the weight box falls suddenly and is collided to cause damage due to the fact that personnel slide during training is avoided, and the device is used in a matched mode, so that the applicability is improved, and the use is more convenient.

In the description of the present specification, the terms "connect", "install", "fix", "set", "provided", etc. are used in a broad sense, for example, "connect" may be a fixed connection or an indirect connection through intermediate components without affecting the relationship and technical effects of components, or may be an integral connection or a partial connection, and as such, for a person of ordinary skill in the art, the specific meanings of the above terms in the present invention or the utility model can be understood according to specific situations, and the directions or positional relationships indicated by the terms "inside", "outside", "upper", etc. are based on the directions or positional relationships shown in the drawings, or the directions or positional relationships usually placed when the utility model is used, and are only for convenience of describing the utility model and simplifying the description, but do not indicate or imply that the device or component to be referred to must have a specific direction or position, Constructed and operative in a particular orientation and therefore should not be construed as limiting the utility model.

The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as mature bolts, rivets, welding and the like in the prior art, the machinery, parts and equipment adopt conventional models in the prior art and the conventional connection mode in the prior art in addition to circuit connection, the details are not described, and the structure and the principle of the parts known to the skilled person can be known by technical manuals or conventional experimental methods.

Claims

1. The utility model provides a pulling force dorsal muscle training ware for sports teaching, is including installing accepting pole (2) at grudging post (1) a lateral wall, the bottom welding of grudging post (1) a lateral wall has sill bar (3), its characterized in that: the anti-falling seat is characterized in that sliding grooves are formed in two inner side walls of the vertical frame (1), the vertical frame (1) is connected with a weight box component through the sliding grooves, electric push rods (4) are installed on two sides of the upper surface of the bearing rod (2), an anti-falling supporting plate (5) is fixedly connected to the top end of each electric push rod (4), an adjustable seat component is installed in the middle of one side of the bottom rod (3), an extension frame (6) is installed at the front top of the vertical frame (1), fixed pulleys (7) are installed in the front middle of the extension frame (6) and the middle of the inner top wall of the vertical frame (1), a pull rope (8) is arranged on each fixed pulley (7), a retaining sleeve (9) is connected to the middle of the lower surface of the extension frame (6) through a welding force rod, one end of the pull rope (8) is fixed to the weight box component, and the other end of the pull rope (8) penetrates through the retaining sleeve (9) to be connected with a mounting plate, and pull rods (10) are welded on two sides of the mounting disc.

2. The dorsi muscle trainer for physical education as claimed in claim 1, wherein: the weight box subassembly includes weight box (11) that are connected with stay cord (8), the both sides of weight box (11) all are equipped with the draw runner with spout looks adaptation, the counter weight chamber has been seted up at the back of weight box (11), inner diapire fixedly connected with restriction lever (12) in the counter weight chamber, the surface cover of restriction lever (12) is equipped with balancing weight (13).

3. The dorsi muscle trainer for physical education as claimed in claim 1, wherein: the week side of mounting disc upper surface is equipped with the damping ring, the material of damping ring is silica gel.

4. The dorsi muscle trainer for physical education as claimed in claim 1, wherein: adjustable seat subassembly includes connecting rod (14) that is connected with sill bar (3), the one end welding of connecting rod (14) has montant (15), the surface cover of montant (15) is equipped with fixed cover (16), the knob bolt is worn to be equipped with by the middle part screw thread at the fixed cover (16) back, the screw hole of a plurality of and knob bolt looks adaptation is seted up to the middle part at the montant (15) back in the form that is linear array, the front welding of fixed cover (16) has the diaphragm, install cushion (17) on the diaphragm, the one end fixedly connected with telescopic link (18) of diaphragm, one side fixedly connected with back of the body pad (19) of fixed cover (16) upper surface, the positive bottom welding of montant (15) has anchor strut (20), the one end of anchor strut (20) is connected with telescopic link (18).

5. The dorsi muscle trainer for physical education as claimed in claim 1, wherein: a plurality of sliding-assisting balls are embedded in the inner side wall of the retaining sleeve (9) and are distributed in an annular array.

6. The dorsi muscle trainer for physical education as claimed in claim 4, wherein: telescopic link (18) include loop bar (1801) that are connected with anchor strut (20), the inside grafting of loop bar (1801) has extension rod (1802), ejector pin (1803) that the top fixedly connected with back and the diaphragm of extension rod (1802) are connected, the knob double-screw bolt is worn to be equipped with by the positive top screw thread of loop bar (1801), the screw of a plurality of and knob double-screw bolt looks adaptation is seted up in the front of extension rod (1802).