CN211676130U

CN211676130U - Horizontal leg-bending trainer

Info

Publication number: CN211676130U
Application number: CN202020249785.7U
Authority: CN
Inventors: 张健; 司永洁
Original assignee: Qiannan Normal University for Nationalities
Current assignee: Qiannan Normal University for Nationalities
Priority date: 2020-03-04
Filing date: 2020-03-04
Publication date: 2020-10-16
Anticipated expiration: 2030-03-04

Abstract

The utility model relates to the technical field of leg bending training equipment, in particular to a horizontal type leg bending training device, which comprises a leg bending training device main body, wherein a supporting beam which is vertically arranged is arranged on the leg bending training device main body, a supporting cushion which is horizontally arranged is arranged at the top end of the supporting beam, and two fixing plates which are opposite to each other are arranged on the rear side surface of the supporting cushion; the rear side of the supporting cushion is also provided with a back plate, the back plate is provided with a rotating shaft, the rotating shaft is also provided with a limiting gear, the limiting gear is positioned under the limiting rectangular plate, and the fastening bolt and the limiting gear are in splicing fit with the gap between two adjacent gear teeth. The utility model discloses be convenient for adjust the angle of back-up plate, guarantee that the user can experience multiple exercise posture, bring convenience for the user.

Description

Horizontal leg-bending trainer

Technical Field

The utility model relates to a leg bending training equipment technical field, specifically speaking relates to a horizontal leg bending training ware.

Background

The bent leg training ware is the equipment that is used for taking exercise lower limbs, and in order to improve user's comfort level, horizontal bent leg training ware is the equipment that can let the user lie down and train the operation on the bent leg training ware again, but conventional horizontal bent leg training ware is when using, and multi-angle adjustment can not be realized to backup plate on it, and then brings certain inconvenience for the user.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a horizontal type leg bending training device to solve some or some defects that propose in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a horizontal type bent leg trainer comprises a bent leg trainer body, wherein a supporting beam is vertically arranged on the bent leg trainer body, a supporting cushion is horizontally arranged at the top end of the supporting beam, two fixing plates which are opposite to each other are arranged on the rear side surface of the supporting cushion, a shaft hole communicated with the outside is formed in each fixing plate, a limiting rectangular plate is horizontally arranged on the side surface, away from the other fixing plate, of one fixing plate, and a fastening bolt is connected with the limiting rectangular plate through an internal thread; the rear side of supporting the cushion still is provided with the backrest plate, be provided with the pivot on the backrest plate, the end of pivot passes the shaft hole, the backrest plate with pass through between the fixed plate the pivot is rotated and is connected, still be provided with limit gear in the pivot, limit gear is located under the spacing rectangular plate, fastening bolt with clearance department grafting cooperation between two adjacent teeth of a cogwheel on the limit gear.

Preferably, two the position in shaft hole is just right each other, guarantees that the pivot can be the level form setting, guarantees simultaneously that the back-up plate can normally rotate.

Preferably, the limiting gear and the rotating shaft are concentrically arranged, so that the gear teeth on the limiting gear are more uniformly distributed on the rotating shaft.

Preferably, still be provided with two spacing flanges just to each other in the pivot, two spacing flanges are located two between the fixed plate, realize that the pivot is spacing, guarantee that the pivot can not break away from in the shaft hole.

Preferably, the fastening bolt is located right above the limit gear, so that the fastening bolt can better limit the limit gear.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a back-up plate that sets up rotates through the pivot between with the support cushion to be connected, and the angle of back-up plate is adjusted in needs to the convenience, improves user's comfort level, offers convenience for the user, has solved conventional horizontal bent leg training ware when using, and the back-up plate on it can not realize multi-angle adjustment, and then brings certain inconvenient problem for the user.

2. The utility model discloses a fastening bolt and the limiting gear who sets up guarantee when using, behind the angle of adjustment back-up plate, can carry on spacingly to the countershaft, guarantee that the pivot can not rotate easily, further guarantee that the back-up plate can not rotate easily again, realize carrying on spacingly to the back-up plate.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an exploded view of the present invention;

fig. 3 is an exploded view of the support cushion of the present invention;

fig. 4 is an exploded view of the backrest plate of the present invention.

In the figure: 1. a leg-bending trainer body; 10. a support beam; 2. supporting the cushion; 20. a fixing plate; 201. a shaft hole; 21. a limiting rectangular plate; 22. fastening a bolt; 3. a backrest plate; 30. a rotating shaft; 31. a limiting convex disc; 32. and a limit gear.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

a horizontal type leg bending trainer comprises a leg bending trainer body 1, wherein a supporting beam 10 which is vertically arranged is integrally formed on the leg bending trainer body 1, a supporting cushion 2 which is horizontally arranged is integrally formed at the top end of the supporting beam 10, and a user can sit on the supporting cushion 2, so that the horizontal type leg bending trainer is convenient to use;

specifically, two fixing plates 20 which are opposite to each other are integrally formed on the rear side face of the supporting cushion 2, a shaft hole 201 communicated with the outside is formed in each fixing plate 20, a horizontal limiting rectangular plate 21 is further tightly welded on the side face, away from the other fixing plate 20, of one fixing plate 20, a fastening bolt 22 is connected to the internal thread of each limiting rectangular plate 21, a corresponding threaded hole is formed in each limiting rectangular plate 21, and the fastening bolt 22 is connected to the internal thread of each threaded hole; the back plate 3 is arranged at the rear side of the supporting cushion 2, the rotating shaft 30 is integrally formed on the back plate 3, the tail end of the rotating shaft 30 penetrates through the shaft hole 201, and the back plate 3 is rotatably connected with the fixing plate 20 through the rotating shaft 30, so that the angle of the back plate 3 can be conveniently adjusted when needed, and convenience is brought to a user;

it is specific, still integrated into one piece has limit gear 32 on the pivot 30, and limit gear 32 is located spacing rectangular plate 21 under, and the cooperation of pegging graft in the clearance department between two adjacent teeth of a cogwheel on fastening bolt 22 and the limit gear 32, the realization is spacing to limit gear 32, further realizes that countershaft 30 carries on spacingly, and final realization is spacing to backrest plate 3, guarantees that backrest plate 3 can not take place to rotate after receiving external force yet.

In this embodiment, the positions of the two shaft holes 201 are opposite to each other, so as to ensure that the rotating shaft 30 can be horizontally arranged and the backrest plate 3 can normally rotate.

Specifically, the limiting gear 32 and the rotating shaft 30 are concentrically arranged, so that the gear teeth on the limiting gear 32 are more uniformly distributed on the rotating shaft 30.

Further, the rotating shaft 30 is further integrally formed with two limiting convex discs 31 which are opposite to each other, the two limiting convex discs 31 are located between the two fixing plates 20, the rotating shaft 30 is limited, and the rotating shaft 30 is guaranteed not to be separated from the shaft hole 201.

In addition, the fastening bolt 22 is located right above the limit gear 32, and the fastening bolt 22 can be guaranteed to better limit the limit gear 32.

The utility model discloses a horizontal bent leg training ware is when using, the user can sit on supporting cushion 2, and rely on training on backrest plate 3, when needs keep horizontal posture to take exercise, the user can unscrew fastening bolt 22, make fastening bolt 22's end no longer insert in limit gear 32, rotate backrest plate 3 again, the angle of adjustment backrest plate 3 is the horizontality to backrest plate 3, resume to screw up fastening bolt 22, make fastening bolt 22's end continue to insert two adjacent gap departments between the teeth of a cogwheel on limit gear 32 can, and convenient to use, when having solved conventional horizontal bent leg training ware and using, the backup plate on it can not realize multi-angle adjustment, and then bring certain inconvenient problem for the user.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a horizontal bent leg training ware, includes bent leg training ware main part (1), its characterized in that: the leg bending trainer comprises a main body (1) of the leg bending trainer, and is characterized in that a supporting beam (10) which is vertically arranged is arranged on the main body (1), a supporting cushion (2) which is horizontally arranged is arranged at the top end of the supporting beam (10), two fixing plates (20) which are opposite to each other are arranged on the rear side surface of the supporting cushion (2), a shaft hole (201) communicated with the outside is arranged in each fixing plate (20), a limiting rectangular plate (21) which is horizontally arranged is further arranged on the side surface, away from the other fixing plate (20), of one fixing plate (20), and a fastening bolt (22) is connected with an internal thread of each limiting rectangular plate (21); the rear side that supports cushion (2) still is provided with backrest plate (3), be provided with pivot (30) on backrest plate (3), the end of pivot (30) passes shaft hole (201), backrest plate (3) with pass through between fixed plate (20) pivot (30) rotate and connect, still be provided with limit gear (32) on pivot (30), limit gear (32) are located under spacing rectangular plate (21), fastening bolt (22) with clearance department between two adjacent teeth of a cogwheel matches of pegging graft on limit gear (32).

2. The horizontal type leg training device according to claim 1, wherein: the positions of the two shaft holes (201) are opposite to each other.

3. The horizontal type leg training device according to claim 1, wherein: the limiting gear (32) and the rotating shaft (30) are arranged concentrically.

4. The horizontal type leg training device according to claim 1, wherein: the rotating shaft (30) is further provided with two limiting convex discs (31) which are opposite to each other, and the two limiting convex discs (31) are located between the two fixing plates (20).

5. The horizontal type leg training device according to claim 1, wherein: the fastening bolt (22) is positioned right above the limit gear (32).