CN201115765Y - Leg stretching body-building device - Google Patents

Abstract

The utility model relates to a leg extension body builder, which comprises a base, wherein the front end of the base is vertically and convexly provided with a telescopic handle, the two side edges of the base are provided with a pulley device and pivoting parts, and each pivoting part is respectively pivoted with a first side frame and a second side frame; the first and the second side frames are respectively provided with a pedal, the pedal is assembled on the first or the second side frames in a sliding way by a bottom roller device, the lower part of the pedal is hooked with an ear and is hooked with one end part of a resistance piece, and the other end part of the resistance piece is hooked with the ear hooked on the fixed end of the first or the second side frame after being wound around a pulley device on the side of the base; therefore, two feet can be respectively stepped on the pedal plate, the pedal plate is expanded and moved towards the horizontal direction by the force of the two feet, the two legs are strongly damped in the force application process by the resistance parts, and the inner side and the outer side of the thigh have good body building effect.

Description

leg stretcher

technical field

The utility model belongs to a fitness appliance, in particular to a leg stretching fitness appliance.

Background technique

The known fitness equipment structure has many designs for muscle training in various parts of the body, while the operation methods for the legs include running style, thigh clamping style, stepping style, stretching style, etc. A fitness machine for stretching training of lateral muscles and tendons.

For this reason, the utility model person aims at the lacking function of above-mentioned conventional fitness equipment, by being engaged in the research and manufacturing development experience of relevant field for many years, after detailed design and prudent evaluation, finally create a kind of can make up for above-mentioned lacking functions, and more ideal and practical innovative structure.

Contents of the invention

The purpose of the utility model is to provide a leg stretching fitness device to solve the technical problems of conventional fitness devices, to provide more different exercise modes, thereby increasing the selectivity of more exercise modes.

Technical features to solve the problem: the utility model is a leg stretching fitness device, which is characterized in that it includes:

A base, which includes a cross bar and a middle bar; a handle telescopic device is fixed on the base, and pulley devices and pivot joints are respectively provided on both sides of the base middle bar;

Two side frames that can be extended and retracted, the two side frames respectively include a fixed end, a seat post and a number of connection parts between the fixed end and the seat post; the fixed ends of the two side frames are respectively pivotally connected to the two sides of the middle rod of the base hinge; and,

Two foot pedals, the bottom of the two foot pedals is provided with a sliding device, a limit limit device and hook ears for preventing the pedals from slipping out of a limited range, the sliding device includes a roller device and a locking groove, and the feet The clamping groove of the sliding block device at the bottom of the pedal and the sliding limit of the roller device are located at the connecting part of the side frame; a resistance part, which is hooked on the hook ear at the bottom of the pedal, and the other end of the resistance part is passed around the side of the middle rod The pulley device, the other end of the resistance piece is hooked to the corresponding hook ear on the side of the seat post.

Wherein, the handle expansion device includes a connecting pipe, an adjusting pipe, a fixing element and a handle, the connecting pipe is located above the base, an adjusting pipe is inserted in the connecting pipe, and a handle , the lower section of the adjustment tube is provided with several adjustment holes from top to bottom, and the connecting pipe is provided with a piercing part, a fixing element for fixing the adjustment pipe, and the piercing part and the adjustment hole are pierced. an adjustment hole.

Wherein, the resistance member is an elastic element.

Wherein, the connection portion formed between the fixed end of the side frame and the seatpost is a concave arc-shaped connection portion.

Wherein, the limit limiting device includes a blocking rod and a blocking body, the blocking rod is fixed on the bottom of the pedal, and the blocking body is fixed on the inner side of the connecting part to limit the position of the blocking rod.

In this way, the two feet can be stepped on the pedals respectively, and then the pedals can be expanded to move in two different directions with the force of the two feet, and the resistance parts can be pulled in the opposite direction to make the legs move. Resistance, so that the inner and outer thighs have a good fitness effect.

Efficacy compared to previous techniques:

1. Generally used fitness equipment, the exercise methods produced include running style, thigh clamping style, stepping style, stretching style, leg raising style, etc., and there are few fitness exercises that combine inner and outer thigh muscles and leg tendon stretching training Most bodybuilders train their legs by running for a long time and stretching for a short time. Usually, the leg muscles are concentrated in a certain part and appear uneven.

2. The utility model includes a base, the base is provided with a first side frame and a second side frame on both sides, and a first pedal and a second pedal are arranged on it, and the pedal The board moves in the horizontal direction in a sliding manner and the bottom of the pedal is equipped with a resistance member to pull it (as shown in Figure 3). When in use, place the two feet on the pedal to expand in two different horizontal directions The application of force, combined with the damping tension generated by the resistance parts, can train the inner and outer thigh muscles and strengthen the stretching of the tendons, which is of great help to the shape of the legs.

3. The leg fitness structure of the present invention, wherein the first side frame and the second side frame are connected to the base in a pivotal manner, and can be folded vertically (as shown in Figure 4) or unfolded horizontally, so Folding the first side frame and the second side frame from horizontal to vertical can greatly reduce the occupied space and increase the convenience of storage. It is a creation with both innovative ideas and business opportunities.

Regarding the technology, means and effects used in the present utility model, a preferred embodiment will be described in detail in conjunction with the drawings, in order to have an in-depth and specific understanding of the above-mentioned purpose, structure and characteristics of the present utility model.

Description of drawings

Fig. 1: is the three-dimensional exploded schematic view of the utility model.

Fig. 2: is the bottom surface side view diagram of the utility model.

Fig. 3: is the schematic diagram of the embodiment of the utility model.

Detailed ways

First of all, please refer to shown in Figure 1, a kind of leg stretching fitness device of the present utility model, it comprises:

A pedestal 10, the pedestal 10 includes a cross bar 11 and a middle bar; wherein the middle section of the side of the cross bar 11 is provided with a middle bar 12 perpendicular to the cross bar 11, and the two sides of the middle bar 12 Both are provided with a pulley device 122 and a pair of pivotal joints 121; the middle section of the top surface of the cross bar 11 of the base 10 protrudes in the vertical direction and is provided with a handle telescopic device 13, and the handle telescopic device 13 includes a connecting pipe 131 and a The adjustment pipe 14 is provided with a piercing portion 132 above the connection pipe 131, and an adjustment pipe 14 is inserted in the connection pipe 131. The adjustment pipe 14 is provided with a number of adjustment holes 141 from top to bottom, through which a fixing element 131 passes. The piercing part 132 is locked with one of the adjustment holes 141, and then the adjustment tube 14 is fixed. The top of the adjustment tube 14 is provided with a handle 142, so that the user can hold or pull to adjust the height of the body and fix it;

A first side frame 20, the first side frame 20 includes a pair of first fixed ends 21 and a first seat post 22, a connecting portion 50 is formed between the first fixed ends 21 and the first seat post 22, the connecting portion 50 is in a concave arc shape, and the first fixed end 21 of the first side frame 20 is pivotally connected to the pivot joint 121 on the base 10;

A first pedal 23, the bottom of the first pedal 23 is provided with a sliding device 60 and a limit limiting device 70, the bottom of the first pedal 23 is provided with hook ears 63; the sliding device 60 includes rollers Device 62 and locking groove 61, the first pedal 23 is limited to the connecting portion 50 by sliding the locking groove 61 on the sliding device 60, so that the first pedal 23 can slide on the connecting portion 50; Resistance piece 40, one end of the resistance piece 60 is hooked on the hook ear 63 of the first pedal 23, and after passing through the pulley device 122 of the middle rod 12, the other end of the resistance piece 40 is hooked on the side of the first seatpost 22 and is provided with a Corresponding to the hook ear 64, the resistance member 40 can be an elastic rope, and the resistance member 40 makes the lateral movement of the first pedal 23 have considerable resistance; a limit limiting device 70, which includes a blocking rod 71 and a Blocking body 72, blocking rod 71 is fixedly arranged on the bottom of first foot pedal 23, and blocking body 72 is fixedly arranged on the inner side of connecting portion 50 so as to limit the position of this blocking rod 71. Will not slide out of the set range;

A second side frame 30, the second side frame 30 includes a pair of second fixed ends 31 and a second seat post 32, a connecting portion 50 is formed between the second fixed ends 31 and the second seat post 32, the connecting portion 50 is in the shape of a concave arc, and the second fixed end 31 of the second side frame 30 is pivotally connected to the pivot joint 121 on the base 10;

A second pedal 33, the bottom of the second pedal 33 is provided with a sliding device 60 and a limit limiting device 70, the bottom of the second pedal 33 is provided with hook ears 63; the sliding device 60 includes rollers Device 62 and locking groove 61, the second pedal 33 is limited to the connecting portion 50 by the locking groove 61 sliding on the sliding device 60, so that the second pedal 33 can slide on the connecting portion 50; Resistance piece 40, one end of the resistance piece 40 is hooked on the hook ear 63 of the second pedal 33, and after passing through the pulley device 122 of the middle rod 12, the other end of the resistance piece 40 is hooked on the side of the second seat post 32 and is provided with a Corresponding to the hook ear 64, the resistance member 40 can be an elastic rope, and the resistance member 40 makes the lateral movement of the second pedal 33 have considerable resistance; a limit limit device 70, which includes a blocking rod 71 and a Blocking body 72, blocking rod 71 is fixedly arranged on the bottom of second pedal 33, and blocking body 72 is fixedly arranged on the inner side of connecting portion 50 so as to limit the position of this blocking rod 71, and the first pedal 33 is made by the limit limiting device 70. Will not slide out of the set range.

The purpose of the above-mentioned pivot joint 121 is to pivotally connect a first side frame 20 and a second side frame 30 to both sides of the middle pole 12 in a pivotal manner, so that when the first and second side frames 20, 30 are used It can be unfolded in a horizontal state and folded in a vertical state to reduce the space occupied by collection.

The resistance member 40 mentioned above is an elastic element.

Referring to Fig. 2, shown in Fig. 3, this leg stretches fitness equipment, its base 10 front end is fixed with a handle telescoping device 13, and base 10 both sides are respectively pivotally connected with first and second side frames 20, 30, the first One, the two side frames 20,30 include the first and second fixed ends 21,31 and the first and second seatposts 22,32, and are connected to the first and second fixed ends 21,31 and the first and second seatposts 22 , 32 between the connecting portion 50, the connecting portion 50 is in the shape of a concave arc, the first and second side frames 20, 30 first and second fixed ends 21, 31 are pivotally connected to the pivotal portion 121 of the base 10; The first and second pedals 23,33, the first and second pedals 23,33 bottoms are provided with a sliding block device 60 and a limit limiting device 70, the first and second pedals 23,33 bottoms are provided with hook ear 63; the sliding block device 60 includes a roller device 62 and a locking groove 61, and the first and second pedals 23, 33 are limited to the connecting portion 50 by sliding the locking groove 61 on the sliding block device 60, so that The first and second pedals 23, 33 can slide on the connecting portion 50; a resistance member 40, one end of the resistance member 40 is hooked on the hook ear 63 of the first and second pedals 23, 33, and goes around the middle rod 12 After the pulley device 122, the other end of the resistance member 40 is hooked on the side of the first and second seatposts 22, 32 to be provided with a corresponding hook ear 64, the resistance member 40 can be an elastic rope, and the resistance member 40 makes the first and second pedals The lateral movement of plates 23,33 has considerable resistance; a limit limiting device 70, which comprises a blocking rod 71 and a blocking body 72, and the blocking rod 71 is fixed on the first and second pedals 23, 33 bottoms, the blocking body 72 is fixed on the inner side of the connecting part 50 so as to limit the position of the blocking rod 71, and the first and second pedals 23, 33 will not slide out of the set range by the limit limiting device 70;

In addition, please refer to FIG. 3 , the first fixed end 21 of the first side frame 20 and the second fixed end 31 of the second side frame 30 are movably connected to the pivotal portion 121 of the base 10 in a pivotal manner, so that The first side frame 20 and the second side frame 30 can be folded at the pivotal joints with the base 10 to increase the convenience of storage and use.

In its use, the main personnel stand on the leg stretching fitness equipment, hold the handle 142 of the handle expansion device 13, and step on the first and second pedals 23, 33 respectively. When applying force in the direction, the first and second pedals 23 and 33 will expand and slide laterally on the first and second side frames 20 and 30 connecting parts 50, and the first and second pedals 23 and 33 will be supported by resistance members at the same time. 40 of the pulling force, the personnel must exert force greater than the 40 pulling force of the resistance part, so that the first and second pedals 23, 33 can be smoothly expanded and moved laterally, and the resistance part 40 will pull the first and second pedals 23, 33 to The starting position, so that when the legs are repeatedly pulled and released, it will help the inner and outer thigh muscles to move and strengthen the stretching of the tendons.

Claims (5)

1. A kind of leg stretching fitness equipment, is characterized in that, comprises: A base, which includes a cross bar and a middle bar; a handle telescopic device is fixed on the base, and pulley devices and pivot joints are respectively provided on both sides of the base middle bar; Two side frames that can be extended and retracted, the two side frames respectively include a fixed end, a seat post and a number of connection parts between the fixed end and the seat post; the fixed ends of the two side frames are respectively pivotally connected to the two sides of the middle rod of the base hinge; and, Two foot pedals, the bottom of the two foot pedals is provided with a sliding device, a limit limit device and hook ears for preventing the pedals from slipping out of a limited range, the sliding device includes a roller device and a locking groove, and the feet The clamping groove of the sliding block device at the bottom of the pedal and the sliding limit of the roller device are located at the connecting part of the side frame; a resistance part, which is hooked on the hook ear at the bottom of the pedal, and the other end of the resistance part is passed around the side of the middle rod The pulley device, the other end of the resistance piece is hooked to the corresponding hook ear on the side of the seat post. 2. The leg extension fitness apparatus as claimed in claim 1, wherein the handle expansion device comprises a connecting pipe, an adjusting pipe, a fixing element and a handle, the connecting pipe is positioned above the base, and the connecting pipe An adjustment tube is inserted in the tube, and a handle is provided at the top of the adjustment tube. The lower section of the adjustment tube is provided with several adjustment holes from top to bottom, and there is a piercing part on the connecting tube, which is used to fix the adjustment tube. The fixing element is passed through the piercing portion and an adjustment hole on the adjustment hole. 3. The leg stretching fitness apparatus as claimed in claim 1, wherein the resistance member is an elastic element. 4 . The leg stretching fitness apparatus according to claim 1 , wherein the connecting portion formed between the fixed end of the side frame and the seat post is in a concave arc shape. 5. The leg stretching fitness device as claimed in claim 1, wherein the limit limiting device comprises a blocking rod and a blocking body, the blocking rod is fixed at the bottom of the pedal, and the blocking body is fixed at the connecting part The inner limit blocks the bar position.

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