CN215136427U

CN215136427U - Butterfly type chest expanding body-building device

Info

Publication number: CN215136427U
Application number: CN202120777439.0U
Authority: CN
Inventors: 吴开忠; 丁国荣; 操伟
Original assignee: Taizhou Taihua Gear Manufacturing Co ltd
Current assignee: Taizhou Taihua Gear Manufacturing Co ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-12-14
Anticipated expiration: 2031-04-16

Abstract

The utility model discloses a butterfly chest expanding body-building device, including the body-building main part, open at body-building main part front end middle part has the bearing groove, the equal fixedly connected with mount in upper end left part and the upper end right part of body-building main part, two the upper end middle part of mount all runs through the upper end and the wear-resisting structure of fixedly connected with of body-building main part, the equal fixedly connected with equipment of circling round in upper end front side left part and the upper end front side right part of body-building main part, the equal fixedly connected with fixed plate in front end upside left part and the front end upside right part of body-building main part, two the equal fixedly connected with gag lever post in upper end middle part of fixed plate, two the equal swing joint in surface middle part of gag lever post has tensile structure. A butterfly chest expanding body-building device, improve the life of stay cord, increase body-building device's wearability, the body-building dynamics of chest expanding motion is done when improving body-building to the increase of cost reduction incorruptibility, makes chest expanding body-building effect improve, and inertia is little, and reaction rate is fast.

Description

Butterfly type chest expanding body-building device

Technical Field

The utility model relates to a body-building apparatus technical field, in particular to butterfly chest expanding body-building device.

Background

Exercise equipment is generally classified into a single-function type and a comprehensive type according to the number of training functions, and commonly used exercise machines include rowing machines, body building vehicles, walking machines, running machines, waist building machines and the like. The development of the Chinese fitness equipment industry starts at the end of the 80 th 20 th century, with the success of adding WTO and Beijing Shenao in China, favorable conditions and development opportunities are provided for the development of the fitness equipment industry, a butterfly type chest expanding fitness device is required to be used during chest expanding fitness, and 1, when the existing chest expanding fitness device is used, the service life of a pull rope is short in the pull process of the pull rope, the wear resistance of the fitness device is reduced, the cost is high, the durability is reduced, meanwhile, the use stability of the device is reduced when the pull rope is pulled during the use of a fitness main body, and the device is easy to clamp or move up and down along with the pull rope in the pull process; 2. when the chest expanding body-building device in the prior art is used, the flexibility of sliding of the hand holding plate is reduced, the body-building force of chest expanding movement is reduced, the chest expanding body-building effect is reduced, the movement inertia is large, the reaction speed is low, and therefore the butterfly type chest expanding body-building device is provided.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a butterfly chest-expanding exercise device, which can effectively solve the problems of the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a butterfly chest expanding body-building device comprises a body-building main body, wherein the middle part of the front end of the body-building main body is provided with a bearing groove, the left part of the upper end and the right part of the upper end of the body-building main body are fixedly connected with fixing frames, the middle parts of the upper ends of the two fixing frames penetrate through the upper end of the body-building main body and are fixedly connected with a wear-resistant structure, the left part of the lower groove wall and the right part of the lower groove wall of the bearing groove are respectively provided with five bearing plates, the middle parts of the upper ends of the five bearing plates are fixedly connected with a pull rope together, the left part of the front end of the body-building main body and the right part of the front end of the upper end are respectively and fixedly connected with a rotating device, the left part of the upper side of the front end and the right part of the upper side of the front end of the body-building main body are respectively and fixedly connected with a fixed plate, the middle parts of the upper ends of the two fixed plates are respectively and fixedly connected with a limiting rod, the outer surface of the two limiting rods are respectively and movably connected with a stretching structure, and the lower ends of the stretching plate, and one ends of the two pull ropes, which are far away from the bearing plate, respectively penetrate through the two rotary devices and are fixedly connected with the stretching structure.

Preferably, the upper end middle part of mount is opened there is the spread groove No. one, the inside of mount is opened there are four spacing grooves No. one and a plurality of No. two spacing grooves, four the spacing groove No. one and a plurality of No. two spacing grooves all communicate with each other with spread groove inside.

Preferably, wear-resisting structure includes the connecting pipe, open at the upper end middle part of connecting pipe has No. two spread grooves, the interior cell wall fixedly connected with a plurality of wear-resisting steel sheet and the heat-resisting steel sheet of No. two spread grooves, four limiting plates of surface middle part fixedly connected with of connecting pipe and No. two limiting plates of a plurality of.

Preferably, the connecting pipe is through spread groove and mount fixed connection, four No. one limiting plate and No. two limiting plates of a plurality of are located No. four spacing grooves and No. two limiting grooves of a plurality of respectively.

Preferably, tensile structure includes the board of holding, the upper end rear portion of the board of holding is opened there are rotating chute and spout, rotating chute and spout inside communicate with each other, the interior cell wall fixedly connected with a plurality of connecting rod of spout, a plurality of the equal swing joint of one end that the spout was kept away from to the connecting rod has the movable ball.

Preferably, the holding plate is movably connected with the limiting rod through a rotating groove, and the movable balls are located on the outer surface of the limiting rod.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. in the utility model, the wear-resistant structure is arranged on the body-building main body, the wear-resistant steel plate and the heat-resistant steel plate are arranged in the second connecting groove on the connecting pipe on the wear-resistant structure, the first limiting plate and the second limiting plate are connected on the outer surface of the connecting pipe, the stay cord is positioned in the second connecting groove to slide when the body-building main body is used, the stay cord contacts the heat-resistant steel plate when sliding, the service life of the stay cord is prolonged in the stay cord drawing process, the wear resistance of the body-building device is improved, the cost is reduced, the durability is increased, meanwhile, the first limiting plate and the second limiting plate are respectively positioned in the first limiting groove and the second limiting groove, the use stability of the device is increased when the stay cord is drawn when the body-building main body is used, and the phenomenon that the device is jammed or moves up and down along with the stay cord in the drawing process is avoided;

2. the utility model discloses in, through setting up tensile structure in the body-building main part, and connect the movable ball through setting up the connecting rod in the spout on tensile structure, the movable ball is located the surface of gag lever post, it is outside to be located tensile board through holding the grip arm strength when the body-building main part uses, do the removal of rising for the bearing plate that power drive and stay cord are connected, the movable ball that lies in the gag lever post surface on holding the board for doing all can is located the spout internal rotation, increase and hold the gliding flexibility of board, do the body-building dynamics of expanding chest motion when improving body-building, make the body-building effect of expanding chest improve, inertia is little, and the reaction rate is fast.

Drawings

Fig. 1 is a schematic view of the overall structure of a butterfly chest-expanding body-building device of the present invention;

fig. 2 is a schematic connection diagram of the fixing frame of the butterfly-type chest-expanding body-building device of the present invention;

fig. 3 is a schematic structural view of a wear-resistant structure of the butterfly-type chest-expanding body-building device of the present invention;

fig. 4 is a schematic connection diagram of the stretching structure of the butterfly chest-expanding body-building device of the present invention.

In the figure: 1. a fitness subject; 2. a load bearing groove; 3. a fixed mount; 4. a wear resistant structure; 5. a bearing plate; 6. pulling a rope; 7. a swirling device; 8. a fixing plate; 9. a limiting rod; 10. stretching the structure; 11. stretching the plate; 31. a first connecting groove; 32. a first limit groove; 33. a second limiting groove; 41. a connecting pipe; 42. a second connecting groove; 43. wear-resistant steel plates; 44. a heat-resistant steel plate; 45. a first limiting plate; 46. a second limiting plate; 101. rotating the groove; 102. a chute; 103. a connecting rod; 104. a movable ball; 105. a hand holding plate.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in figures 1-4, a butterfly chest-expanding body-building device comprises a body-building body 1, wherein a load-bearing groove 2 is formed in the middle of the front end of the body-building body 1, fixing frames 3 are fixedly connected to the left portion of the upper end and the right portion of the upper end of the body-building body 1, the middle portions of the upper ends of the two fixing frames 3 penetrate through the upper end of the body-building body 1 and are fixedly connected with a wear-resistant structure 4, five load-bearing plates 5 are respectively arranged on the left portion of the lower groove wall and the right portion of the lower groove wall of the load-bearing groove 2, pull ropes 6 are fixedly connected to the middle portions of the upper ends of the five load-bearing plates 5, a rotary device 7 is fixedly connected to the left portion of the front end and the right portion of the upper end of the body-building body 1, fixed plates 8 are fixedly connected to the left portion of the front end and the right portion of the front end of the body-building body 1, limit rods 9 are fixedly connected to the middle portions of the upper ends of the two limit rods 9, and are movably connected with a stretching structure 10, the lower ends of the two stretching structures 10 are fixedly connected with stretching plates 11, and one ends of the two pull ropes 6, which are far away from the bearing plate 5, penetrate through the two rotary devices 7 respectively and are fixedly connected with the stretching structures 10.

The middle part of the upper end of the fixed frame 3 is provided with a first connecting groove 31, the inside of the fixed frame 3 is provided with four first limiting grooves 32 and a plurality of second limiting grooves 33, and the four first limiting grooves 32 and the plurality of second limiting grooves 33 are communicated with the inside of the first connecting groove 31, so that the sliding stability of the pull rope 6 is improved; the wear-resistant structure 4 comprises a connecting pipe 41, a second connecting groove 42 is formed in the middle of the upper end of the connecting pipe 41, a plurality of wear-resistant steel plates 43 and heat-resistant steel plates 44 are fixedly connected to the inner groove wall of the second connecting groove 42, four first limiting plates 45 and a plurality of second limiting plates 46 are fixedly connected to the middle of the outer surface of the connecting pipe 41, the pull rope 6 is located in the second connecting groove 42 to slide when the fitness main body 1 is used, the pull rope 6 contacts with the heat-resistant steel plates 44 when the pull rope 6 slides, the service life of the pull rope 6 is prolonged in the pulling process of the pull rope 6, and the wear resistance of the fitness device is improved; the connecting pipe 41 is fixedly connected with the fixing frame 3 through the first connecting groove 31, the four first limiting plates 45 and the plurality of second limiting plates 46 are respectively positioned in the four first limiting grooves 32 and the plurality of second limiting grooves 33, the first limiting plates 45 and the second limiting plates 46 are respectively positioned in the first limiting grooves 32 and the second limiting grooves 33 on the fixing frame 3, the use stability of the device is improved when the pull rope 6 is pulled when the body-building main body 1 is used, and the phenomenon that the device is stuck or moves up and down along with the pull rope 6 in the pulling process is avoided; the stretching structure 10 comprises a holding plate 105, the rear part of the upper end of the holding plate 105 is provided with a rotating groove 101 and a sliding groove 102, the rotating groove 101 is communicated with the inside of the sliding groove 102, the inner groove wall of the sliding groove 102 is fixedly connected with a plurality of connecting rods 103, one ends of the connecting rods 103 far away from the sliding groove 102 are movably connected with movable balls 104, when the body-building main body 1 is used, the arm power of the holding plate 105 is held by hands and is positioned outside the stretching plate 11, the bearing plate 5 connected with a pull rope 6 is driven to do lifting movement by force, the movable balls 104 positioned on the outer surface of the limiting rod 9 on the holding plate 105 after the force is supplied are positioned in the sliding groove 102, the sliding flexibility of the holding plate 105 is increased, and the body-building force of chest expanding movement during body-building is improved; the hand-held plate 105 is movably connected with the limiting rod 9 through the rotating groove 101, and the plurality of movable balls 104 are positioned on the outer surface of the limiting rod 9, so that the chest expanding and body building effect is improved, the movement inertia is small, and the reaction speed is high; the whole device is simple in structure and convenient to operate.

It should be noted that the utility model relates to a butterfly chest-expanding body-building device, which is a butterfly chest-expanding body-building device, when the body-building main body 1 is used, a person is needed to stand to build body, the hand holding plate 105 on the stretching structure 10 is held, the elbow part is positioned outside the stretching plate 11, the device adopts a split type body-building method, the uneven chest-expanding body-building is avoided, when the body-building main body 1 is used, the connecting rod 103 is arranged in the chute 102 on the stretching structure 10 to connect the movable ball 104, the movable ball 104 is positioned on the outer surface of the limit rod 9, when the body-building main body 1 is used, the arm power of the hand holding plate 105 is positioned outside the stretching plate 11, the bearing plate 5 connected with the stay cord 6 is driven to move upwards by force, the movable ball 104 positioned on the outer surface of the limit rod 9 on the hand holding plate 105 after force is given is positioned in the chute 102 to rotate, the flexibility of the sliding of the hand holding plate 105 is increased, improve the body-building force of the chest expanding movement during body-building, improve the chest expanding body-building effect, have small movement inertia and fast reaction speed, the hand-held plate 105 drives the pull rope 6 to slide, drive the bearing plate 5 positioned in the bearing groove 2 to move up and down, the pull rope 6 is slowly drawn back through the convolution equipment 7 after the hand-held plate 105 is loosened, avoid the body-building accident from occurring too quickly when the pull rope 6 is drawn back, the pull rope 6 slides through arranging the wear-resistant steel plate 43 and the heat-resistant steel plate 44 in the second connecting groove 42 on the connecting pipe 41 on the wear-resistant structure 4, and the first limiting plate 45 and the second limiting plate 46 are connected on the outer surface of the connecting pipe 41, when the body-building main body 1 is used, the pull rope 6 slides in the second connecting groove 42, the pull rope 6 contacts the heat-resistant steel plate 44 during sliding, the service life of the pull rope 6 is prolonged in the drawing process of the pull rope 6, the wear resistance of the body-building device is increased, the cost reduction durability is increased, meanwhile, the first limit plate 45 and the second limit plate 46 are respectively positioned in the first limit groove 32 and the second limit groove 33 on the fixing frame 3, the use stability of the device is improved when the pull rope 6 is pulled when the body building main body 1 is used, the phenomenon that the device is blocked or moves up and down along with the pull rope 6 in the pulling process is avoided, the whole device is simple in structure and low in use cost, and the butterfly type chest expanding body building device is suitable for being used.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a butterfly formula chest extension body-building device, includes body-building main part (1), its characterized in that: the middle part of the front end of the body-building main body (1) is provided with a bearing groove (2), the left part of the upper end and the right part of the upper end of the body-building main body (1) are both fixedly connected with fixing frames (3), the middle parts of the upper ends of the two fixing frames (3) all penetrate through the upper end of the body-building main body (1) and are fixedly connected with a wear-resistant structure (4), the left part of the lower groove wall and the right part of the lower groove wall of the bearing groove (2) are both provided with five bearing plates (5), the middle parts of the upper ends of the five bearing plates (5) are both fixedly connected with a pull rope (6), the left part of the front side of the upper end and the right part of the front side of the upper end of the body-building main body (1) are both fixedly connected with a rotary device (7), the left part of the upper side of the front end and the right part of the front side of the body-building main body (1) are both fixedly connected with a fixing plate (8), and the middle parts of the upper ends of the two fixing plates (8) are both fixedly connected with a limiting rod (9), the middle of the outer surface of the two limiting rods (9) is movably connected with a stretching structure (10), the lower end of the stretching structure (10) is fixedly connected with a stretching plate (11), and one end, far away from the bearing plate (5), of the pull rope (6) penetrates through two pieces of rotary equipment (7) and is fixedly connected with the stretching structure (10).

2. The butterfly chest expansion exercise device of claim 1, wherein: open the upper end middle part of mount (3) has spread groove (31) No. one, open the inside of mount (3) has four spacing grooves (32) and No. two spacing grooves of a plurality of (33), four spacing groove (32) and No. two spacing grooves of a plurality of (33) all communicate with each other with a spread groove (31) inside.

3. The butterfly chest expansion exercise device of claim 1, wherein: wear-resisting structure (4) are including connecting pipe (41), open at the upper end middle part of connecting pipe (41) has No. two spread grooves (42), the interior cell wall fixedly connected with a plurality of wear-resisting steel sheet (43) and the heat-resisting steel sheet (44) of No. two spread grooves (42), four limiting plates (45) of surface middle part fixedly connected with of connecting pipe (41) and limiting plate (46) No. two of a plurality of.

4. The butterfly chest expansion exercise device of claim 3, wherein: connecting pipe (41) are through spread groove (31) and mount (3) fixed connection, four No. one limiting plate (45) and No. two limiting plate of a plurality of (46) are located No. two limiting groove of four (32) and a plurality of (33) respectively.

5. The butterfly chest expansion exercise device of claim 1, wherein: tensile structure (10) are including holding board (105), the upper end rear portion of holding board (105) is opened has rotary trough (101) and spout (102), rotary trough (101) and spout (102) are inside to communicate with each other, the interior cell wall fixedly connected with a plurality of connecting rod (103) of spout (102), a plurality of the equal swing joint of one end that spout (102) were kept away from in connecting rod (103) has activity ball (104).

6. The butterfly chest expansion exercise device of claim 5, wherein: the hand-held plate (105) is movably connected with the limiting rod (9) through the rotating groove (101), and the movable balls (104) are located on the outer surface of the limiting rod (9).